China supplier Agricultural Machine Tractor Pto Drive Shaft Overrunning/Ratchet/Friction Clutch/Torque Limiter Clutch Repair Kit Agricultural Machinery Truck Parts

Product Description

Product Category

 

Product Description

 

Craft

Customized OEM Agricultural Machinery Parts Slip Yoke

Available materials

Aluminum, copper, brass, stainless steel, steel, iron, alloy, zinc etc.

Drawing Formats

PRO/Engineer, Auto CAD(DXF,DWG), CHINAMFG Works , UG, CAD / CAM / CAE, PDF,TIF etc.

Testing Equipment

CMM;Tool microscope;multi-joint arm;Automatic height gauge;Manual height gauge;Dial gauge;Marble platform;Roughness measurement.

One stop processing

CNC Turning, Milling parts, Drilling, Auto Lathe, Grinding, EDM wire cutting, Surface Treatment, etc.

Surface treatment:

Clear/color anodized; Hard anodized; Powder-coating;    
Sand-blasting; Painting;

Nickel plating; Chrome plating; Zinc plating; Silver/gold plating; 

Black oxide coating, Polishing etc…

Gerenal Tolerance:

(+/-mm)

CNC Machining: 0.005mm

Turning: 0.005mm

Grinding(Flatness/in2): 0.003mm

ID/OD Grinding: 0.002mm

Wire-Cutting: 0.002mm
100% QC quality inspection before delivery, can provide quality inspection form.

Certification:

ISO9001:2008, ROHS

 

Detailed Photos

 

 

Are you the source factory?
Yes, we are the source manufacturer here. As the source manufacturer, we personally purchase rawmaterials, and then strictly control the production link, quality inspection link and delivery link toensure that the products can be delivered to customers with good quality and quantity.

Could you please provide drawings?
If you have samples, you can provide them to us. We can test your samples through the equipmentand then draw the drawings.

Could you provide samples?
We can provide a small number of free samples, and customers bear the freight

Could you please provide the test report?
All our products are tested before delivery. lf the buyer needs the test report, we can provide it. including the raw materials used in this product, these can be detected.
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Can injection molded parts be customized or modified to meet unique industrial needs?

Yes, injection molded parts can be customized or modified to meet unique industrial needs. The injection molding process offers flexibility and versatility, allowing for the production of highly customized parts with specific design requirements. Here’s a detailed explanation of how injection molded parts can be customized or modified:

Design Customization:

The design of an injection molded part can be tailored to meet unique industrial needs. Design customization involves modifying the part’s geometry, features, and dimensions to achieve specific functional requirements. This can include adding or removing features, changing wall thicknesses, incorporating undercuts or threads, and optimizing the part for assembly or integration with other components. Computer-aided design (CAD) tools and engineering expertise are used to create custom designs that address the specific industrial needs.

Material Selection:

The choice of material for injection molded parts can be customized based on the unique industrial requirements. Different materials possess distinct properties, such as strength, stiffness, chemical resistance, and thermal stability. By selecting the most suitable material, the performance and functionality of the part can be optimized for the specific application. Material customization ensures that the injection molded part can withstand the environmental conditions, operational stresses, and chemical exposures associated with the industrial application.

Surface Finishes:

The surface finish of injection molded parts can be customized to meet specific industrial needs. Surface finishes can range from smooth and polished to textured or patterned, depending on the desired aesthetic appeal, functional requirements, or ease of grip. Custom surface finishes can enhance the part’s appearance, provide additional protection against wear or corrosion, or enable specific interactions with other components or equipment.

Color and Appearance:

Injection molded parts can be customized in terms of color and appearance. Colorants can be added to the material during the molding process to achieve specific shades or color combinations. This customization option is particularly useful when branding, product differentiation, or visual identification is required. Additionally, surface textures, patterns, or special effects can be incorporated into the mold design to create unique appearances or visual effects.

Secondary Operations:

Injection molded parts can undergo secondary operations to further customize or modify them according to unique industrial needs. These secondary operations can include post-molding processes such as machining, drilling, tapping, welding, heat treating, or applying coatings. These operations enable the addition of specific features or functionalities that may not be achievable through the injection molding process alone. Secondary operations provide flexibility for customization and allow for the integration of injection molded parts into complex assemblies or systems.

Tooling Modifications:

If modifications or adjustments are required for an existing injection molded part, the tooling can be modified or reconfigured to accommodate the changes. Tooling modifications can involve altering the mold design, cavity inserts, gating systems, or cooling channels. This allows for the production of modified parts without the need for creating an entirely new mold. Tooling modifications provide cost-effective options for customizing or adapting injection molded parts to meet evolving industrial needs.

Prototyping and Iterative Development:

Injection molding enables the rapid prototyping and iterative development of parts. By using 3D printing or soft tooling, prototype molds can be created to produce small quantities of custom parts for testing, validation, and refinement. This iterative development process allows for modifications and improvements to be made based on real-world feedback, ensuring that the final injection molded parts meet the unique industrial needs effectively.

Overall, injection molded parts can be customized or modified to meet unique industrial needs through design customization, material selection, surface finishes, color and appearance options, secondary operations, tooling modifications, and iterative development. The flexibility and versatility of the injection molding process make it a valuable manufacturing method for creating highly customized parts that address specific industrial requirements.

What eco-friendly or sustainable practices are associated with injection molding processes and materials?

Eco-friendly and sustainable practices are increasingly important in the field of injection molding. Many advancements have been made to minimize the environmental impact of both the processes and materials used in injection molding. Here’s a detailed explanation of the eco-friendly and sustainable practices associated with injection molding processes and materials:

1. Material Selection:

The choice of materials can significantly impact the environmental footprint of injection molding. Selecting eco-friendly materials is a crucial practice. Some sustainable material options include biodegradable or compostable polymers, such as PLA or PHA, which can reduce the environmental impact of the end product. Additionally, using recycled or bio-based materials instead of virgin plastics can help to conserve resources and reduce waste.

2. Recycling:

Implementing recycling practices is an essential aspect of sustainable injection molding. Recycling involves collecting, processing, and reusing plastic waste generated during the injection molding process. Both post-industrial and post-consumer plastic waste can be recycled and incorporated into new products, reducing the demand for virgin materials and minimizing landfill waste.

3. Energy Efficiency:

Efficient energy usage is a key factor in sustainable injection molding. Optimizing the energy consumption of machines, heating and cooling systems, and auxiliary equipment can significantly reduce the carbon footprint of the manufacturing process. Employing energy-efficient technologies, such as servo-driven machines or advanced heating and cooling systems, can help achieve energy savings and lower environmental impact.

4. Process Optimization:

Process optimization is another sustainable practice in injection molding. By fine-tuning process parameters, optimizing cycle times, and reducing material waste, manufacturers can minimize resource consumption and improve overall process efficiency. Advanced process control systems, real-time monitoring, and automation technologies can assist in achieving these optimization goals.

5. Waste Reduction:

Efforts to reduce waste are integral to sustainable injection molding practices. Minimizing material waste through improved design, better material handling techniques, and efficient mold design can positively impact the environment. Furthermore, implementing lean manufacturing principles and adopting waste management strategies, such as regrinding scrap materials or reusing purging compounds, can contribute to waste reduction and resource conservation.

6. Clean Production:

Adopting clean production practices helps mitigate the environmental impact of injection molding. This includes reducing emissions, controlling air and water pollution, and implementing effective waste management systems. Employing pollution control technologies, such as filters and treatment systems, can help ensure that the manufacturing process operates in an environmentally responsible manner.

7. Life Cycle Assessment:

Conducting a life cycle assessment (LCA) of the injection molded products can provide insights into their overall environmental impact. LCA evaluates the environmental impact of a product throughout its entire life cycle, from raw material extraction to disposal. By considering factors such as material sourcing, production, use, and end-of-life options, manufacturers can identify areas for improvement and make informed decisions to reduce the environmental footprint of their products.

8. Collaboration and Certification:

Collaboration among stakeholders, including manufacturers, suppliers, and customers, is crucial for fostering sustainable practices in injection molding. Sharing knowledge, best practices, and sustainability initiatives can drive eco-friendly innovations. Additionally, obtaining certifications such as ISO 14001 (Environmental Management System) or partnering with organizations that promote sustainable manufacturing can demonstrate a commitment to environmental responsibility and sustainability.

9. Product Design for Sustainability:

Designing products with sustainability in mind is an important aspect of eco-friendly injection molding practices. By considering factors such as material selection, recyclability, energy efficiency, and end-of-life options during the design phase, manufacturers can create products that are environmentally responsible and promote a circular economy.

Implementing these eco-friendly and sustainable practices in injection molding processes and materials can help reduce the environmental impact of manufacturing, conserve resources, minimize waste, and contribute to a more sustainable future.

Can you explain the advantages of using injection molding for producing parts?

Injection molding offers several advantages as a manufacturing process for producing parts. It is a widely used technique for creating plastic components with high precision, efficiency, and scalability. Here’s a detailed explanation of the advantages of using injection molding:

1. High Precision and Complexity:

Injection molding allows for the production of parts with high precision and intricate details. The molds used in injection molding are capable of creating complex shapes, fine features, and precise dimensions. This level of precision enables the manufacturing of parts with tight tolerances, ensuring consistent quality and fit.

2. Cost-Effective Mass Production:

Injection molding is a highly efficient process suitable for large-scale production. Once the initial setup, including mold design and fabrication, is completed, the manufacturing process can be automated. Injection molding machines can produce parts rapidly and continuously, resulting in fast and cost-effective production of identical parts. The ability to produce parts in high volumes helps reduce per-unit costs, making injection molding economically advantageous for mass production.

3. Material Versatility:

Injection molding supports a wide range of thermoplastic materials, providing versatility in material selection based on the desired properties of the final part. Various types of plastics can be used in injection molding, including commodity plastics, engineering plastics, and high-performance plastics. Different materials can be chosen to achieve specific characteristics such as strength, flexibility, heat resistance, chemical resistance, or transparency.

4. Strength and Durability:

Injection molded parts can exhibit excellent strength and durability. During the injection molding process, the molten material is uniformly distributed within the mold, resulting in consistent mechanical properties throughout the part. This uniformity enhances the structural integrity of the part, making it suitable for applications that require strength and longevity.

5. Minimal Post-Processing:

Injection molded parts often require minimal post-processing. The high precision and quality achieved during the molding process reduce the need for extensive additional machining or finishing operations. The parts typically come out of the mold with the desired shape, surface finish, and dimensional accuracy, reducing time and costs associated with post-processing activities.

6. Design Flexibility:

Injection molding offers significant design flexibility. The process can accommodate complex geometries, intricate details, undercuts, thin walls, and other design features that may be challenging or costly with other manufacturing methods. Designers have the freedom to create parts with unique shapes and functional requirements. Injection molding also allows for the integration of multiple components or features into a single part, reducing assembly requirements and potential points of failure.

7. Rapid Prototyping:

Injection molding is also used for rapid prototyping. By quickly producing functional prototypes using the same process and materials as the final production parts, designers and engineers can evaluate the part’s form, fit, and function early in the development cycle. Rapid prototyping with injection molding enables faster iterations, reduces development time, and helps identify and address design issues before committing to full-scale production.

8. Environmental Considerations:

Injection molding can have environmental advantages compared to other manufacturing processes. The process generates minimal waste as the excess material can be recycled and reused. Injection molded parts also tend to be lightweight, which can contribute to energy savings during transportation and reduce the overall environmental impact.

In summary, injection molding offers several advantages for producing parts. It provides high precision and complexity, cost-effective mass production, material versatility, strength and durability, minimal post-processing requirements, design flexibility, rapid prototyping capabilities, and environmental considerations. These advantages make injection molding a highly desirable manufacturing process for a wide range of industries, enabling the production of high-quality plastic parts efficiently and economically.

<img src="https://img.hzpt.com/img/Injectionmoldedparts/Injectionmoldedparts-L1.webp" alt="China supplier Agricultural Machine Tractor Pto Drive Shaft Overrunning/Ratchet/Friction Clutch/Torque Limiter Clutch Repair Kit Agricultural Machinery Truck Parts “><img src="https://img.hzpt.com/img/Injectionmoldedparts/Injectionmoldedparts-L2.webp" alt="China supplier Agricultural Machine Tractor Pto Drive Shaft Overrunning/Ratchet/Friction Clutch/Torque Limiter Clutch Repair Kit Agricultural Machinery Truck Parts “>
editor by Dream 2024-10-18

China best Hehi Factory Ratio Remote Control 8ton 10ton 12ton 14ton Straight Arm Truck-Mounted Crane with Torque Limiter

Product Description

Main Products

 

Product Description

Please contact us for discount

HEHI factory ratio remote control 8ton 10ton 12ton 14ton straight arm truck-mounted crane with torque limiter is a device that uses a hydraulic lifting and telescopic system to lift, rotate, and lift goods, usually assembled on a cargo truck. It generally consists of a truck chassis, cargo compartment, power take-off, and crane.

HEHI factory ratio remote control 8ton 10ton 12ton 14ton straight arm truck-mounted crane with torque limiter

HEHI factory ratio remote control 8ton 10ton 12ton 14ton straight arm truck-mounted crane with torque limiter

HEHI factory ratio remote control 8ton 10ton 12ton 14ton straight arm truck-mounted crane with torque limiter

Product Details

U shaped main boom :
1. The U-shaped arm adopts an optimized multi section arc arm system, which has a large cross-sectional modulus, strong bearing capacity, good stability, and can significantly reduce the weight of the crane under the same bearing capacity conditions, meeting the requirements of lightweight.
2. The U-shaped arm is easy to use and has strong adaptability to comprehensive performance and working conditions. The appearance is beautiful and fashionable, better interpreting the production and manufacturing concepts of safety, environmental protection, and reliability. It has the advantages of being lighter, safer, more high-end, more environmentally friendly, and more functional

 

Rope release method:
There are 2 ways to rope out: inner rope out and outer rope out. Made according to customer requirements

Before operating the crane, it is necessary to inspect the rope clamp of the steel wire rope. Firstly, check whether the rope clamp for fixing the steel wire rope is secure and whether the steel wire rope is in the groove. When the steel wire rope is twisted, creased, worn, severely corroded, more than 10% of the steel wire is broken or the diameter is reduced by more than 7%, or discolored due to overheating, the steel wire rope should be replaced.

 

Hydraulic Oil Cylinder:
The extension and bending of the on-board crane are mainly due to the action of the oil cylinder.
There are single cylinder and double cylinder oil cylinders
There is a balance valve between the telescopic rods to ensure the sequence of boom extension and contraction
The raw materials of the oil cylinder barrel are subjected to quenching and tempering treatment, resulting in strong tensile strength
The piston rod is based on quenching and tempering, and the outer circle is coated with hard chromium to improve rust prevention and wear resistance
The sealing components adopt high standards that are suitable for the operating conditions of the host machine
 

 

High Quality Slewing Support:
Rotary bearings are also known as the “joints of machines”

Small tonnage truck mounted cranes use integrated slewing supports, while large tonnage cranes choose split slewing supports

Our crane can rotate 360 ° infinitely
 

 

Rear outrigger :
There are 3 forms of rear outrigger: fixed, single cavity, and double cavity
Customers can choose the appropriate rear leg according to their needs.
 

 

Product Parameters

Loading Chart for HEHI factory ratio remote control 8ton 10ton 12ton 14ton straight arm truck-mounted crane with torque limiter
(only for reference,we accept customization)

Specifications for HEHI factory ratio remote control 8ton 10ton 12ton 14ton straight arm truck-mounted crane with torque limiter
 (only for reference,we accept customization)
 

Model                                                                                   SQ5T
Max lifting capacity(T) 5T
Cross-sections U Swing Mechanism Slewing speed (r/min) 1
Sections 4 (Extend 3)  
Basic boom length (m) 3.85 Slewing angle 360° continuous
Max working radius(m) 10.2 Leg Type Hydraulic cylinder
Max lifting height(m) 11.5   Span 4.67
Extended speed (m/s) 0.1 Hydraulic system Oil Pump 40 Single
Luffing Range(O) 74 System rated pressure (Mpa) 20

 

Packaging & Shipping

Package : Nude package/plastic /plywood box ,which is based on the quantity client orders .

Company Profile

ZheJiang Hehi Machinery Co., Ltd. is a high-tech enterprise specializing in the research, development, production, and sales of hydraulic machinery products such as truck mounted cranes, truck cranes, aerial work vehicles, ship cranes, and port crane ects. For more than 20 years since its establishment, we have always believed that products are human qualities. Adhering to the principles of high standards, strict requirements, refinement, and zero defects, our production and sales have been recognized by users all over the country. In order to meet market demand, the company has invested millions of yuan to purchase a large number of advanced production equipment, high-efficiency intelligent manufacturing, and create excellent products.

Hehi has high-end technical talents, a high-quality work team, and advanced production equipment both domestically and internationally, which can provide customers with precise products and comprehensive services in a timely manner “Professional qualifications and brand building” is the business goal of Hehi Excellent quality, Reliance on price “This is the business purpose of the enterprise. Hehi has a huge advantage and influence in the field of hydraulic lifting machinery with talents, resources, and experience, becoming a new enterprise with high competitiveness and priority advantages. Our company strives for survival through quality, development through service, and always adheres to the principle of valuing contracts and keeping promises. We welcome new and old customers to come and purchase our equipment at a good price! The company does its best to make customers feel that purchasing products is a friendly experience.” Cut, a pleasant experience!

Welcome to our factory !

 

FAQ

1. How to get your quotation ?
Please provide your requirements :
1).Max Lifting capacity ? (kg or t)
2).Working Radius (m)
3).Quantity

2. Can you accept customization ?
Yes ,of course . We can manufacture the crane according to customers’ requirement

3. Delivery time : Normally 1 week after your payment .It depends on the quantity you order.

4. Can you delivery the crane to customers’ country directly ?
Yes ,of course .Only let us know your destination port ,then we will arrange to delivery.

5. Can customer make payment by trade assurance?
Yes ,of course

6. Can customer visit your factory ?
Yes ,very welcome to our factory

7. Payment terms : L/C ,T/T,Cash,WU,MG ects

 

 

 

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What factors influence the design and tooling of injection molded parts for specific applications?

Several factors play a crucial role in influencing the design and tooling of injection molded parts for specific applications. The following are key factors that need to be considered:

1. Functionality and Performance Requirements:

The intended functionality and performance requirements of the part heavily influence its design and tooling. Factors such as strength, durability, dimensional accuracy, chemical resistance, and temperature resistance are essential considerations. The part’s design must be optimized to meet these requirements while ensuring proper functionality and performance in its intended application.

2. Material Selection:

The choice of material for injection molding depends on the specific application and its requirements. Different materials have varying properties, such as strength, flexibility, heat resistance, chemical resistance, and electrical conductivity. The material selection influences the design and tooling considerations, as the part’s geometry and structure must be compatible with the selected material’s properties.

3. Part Complexity and Geometry:

The complexity and geometry of the part significantly impact its design and tooling. Complex parts with intricate features, undercuts, thin walls, or varying thicknesses may require specialized tooling and mold designs. The part’s geometry must be carefully considered to ensure proper mold filling, cooling, ejection, and dimensional stability during the injection molding process.

4. Manufacturing Cost and Efficiency:

The design and tooling of injection molded parts are also influenced by manufacturing cost and efficiency considerations. Design features that reduce material usage, minimize cycle time, and optimize the use of the injection molding machine can help lower production costs. Efficient tooling designs, such as multi-cavity molds or family molds, can increase productivity and reduce per-part costs.

5. Moldability and Mold Design:

The moldability of the part, including factors like draft angles, wall thickness, and gate location, affects the mold design. The part should be designed to facilitate proper flow of molten plastic during injection, ensure uniform cooling, and allow for easy part ejection. The tooling design, such as the number of cavities, gate design, and cooling system, is influenced by the part’s moldability requirements.

6. Regulatory and Industry Standards:

Specific applications, especially in industries like automotive, aerospace, and medical, may have regulatory and industry standards that influence the design and tooling considerations. Compliance with these standards regarding materials, dimensions, safety, and performance requirements is essential and may impact the design choices and tooling specifications.

7. Assembly and Integration:

If the injection molded part needs to be assembled or integrated with other components or systems, the design and tooling must consider the assembly process and requirements. Features such as snap fits, interlocking mechanisms, or specific mating surfacescan be incorporated into the part’s design to facilitate efficient assembly and integration.

8. Aesthetics and Branding:

In consumer products and certain industries, the aesthetic appearance and branding of the part may be crucial. Design considerations such as surface finish, texture, color, and the inclusion of logos or branding elements may be important factors that influence the design and tooling decisions.

Overall, the design and tooling of injection molded parts for specific applications are influenced by a combination of functional requirements, material considerations, part complexity, manufacturing cost and efficiency, moldability, regulatory standards, assembly requirements, and aesthetic factors. It is essential to carefully consider these factors to achieve optimal part design and successful injection molding production.

What is the role of design software and CAD/CAM technology in optimizing injection molded parts?

Design software and CAD/CAM (Computer-Aided Design/Computer-Aided Manufacturing) technology play a crucial role in optimizing injection molded parts. They provide powerful tools and capabilities that enable designers and engineers to improve the efficiency, functionality, and quality of the parts. Here’s a detailed explanation of the role of design software and CAD/CAM technology in optimizing injection molded parts:

1. Design Visualization and Validation:

Design software and CAD tools allow designers to create 3D models of injection molded parts, providing a visual representation of the product before manufacturing. These tools enable designers to validate and optimize the part design by simulating its behavior under various conditions, such as stress analysis, fluid flow, or thermal performance. This visualization and validation process help identify potential issues or areas for improvement, leading to optimized part designs.

2. Design Optimization:

Design software and CAD/CAM technology provide powerful optimization tools that enable designers to refine and improve the performance of injection molded parts. These tools include features such as parametric modeling, shape optimization, and topology optimization. Parametric modeling allows for quick iteration and exploration of design variations, while shape and topology optimization algorithms help identify the most efficient and lightweight designs that meet the required functional and structural criteria.

3. Mold Design:

Design software and CAD/CAM technology are instrumental in the design of injection molds used to produce the molded parts. Mold design involves creating the 3D geometry of the mold components, such as the core, cavity, runner system, and cooling channels. CAD/CAM tools provide specialized features for mold design, including mold flow analysis, which simulates the injection molding process to optimize mold filling, cooling, and part ejection. This ensures the production of high-quality parts with minimal defects and cycle time.

4. Design for Manufacturability:

Design software and CAD/CAM technology facilitate the implementation of Design for Manufacturability (DFM) principles in the design process. DFM focuses on designing parts that are optimized for efficient and cost-effective manufacturing. CAD tools provide features that help identify and address potential manufacturing issues early in the design stage, such as draft angles, wall thickness variations, or parting line considerations. By considering manufacturing constraints during the design phase, injection molded parts can be optimized for improved manufacturability, reduced production costs, and shorter lead times.

5. Prototyping and Iterative Design:

Design software and CAD/CAM technology enable the rapid prototyping of injection molded parts through techniques such as 3D printing or CNC machining. This allows designers to physically test and evaluate the functionality, fit, and aesthetics of the parts before committing to mass production. CAD/CAM tools support iterative design processes by facilitating quick modifications and adjustments based on prototyping feedback, resulting in optimized part designs and reduced development cycles.

6. Collaboration and Communication:

Design software and CAD/CAM technology provide a platform for collaboration and communication among designers, engineers, and other stakeholders involved in the development of injection molded parts. These tools allow for easy sharing, reviewing, and commenting on designs, ensuring effective collaboration and streamlining the decision-making process. By facilitating clear communication and feedback exchange, design software and CAD/CAM technology contribute to optimized part designs and efficient development workflows.

7. Documentation and Manufacturing Instructions:

Design software and CAD/CAM technology assist in generating comprehensive documentation and manufacturing instructions for the production of injection molded parts. These tools enable the creation of detailed drawings, specifications, and assembly instructions that guide the manufacturing process. Accurate and well-documented designs help ensure consistency, quality, and repeatability in the production of injection molded parts.

Overall, design software and CAD/CAM technology are instrumental in optimizing injection molded parts. They enable designers and engineers to visualize, validate, optimize, and communicate designs, leading to improved part performance, manufacturability, and overall quality.

Are there different types of injection molded parts, such as automotive components or medical devices?

Yes, there are various types of injection molded parts that are specifically designed for different industries and applications. Injection molding is a versatile manufacturing process capable of producing complex and precise parts with high efficiency and repeatability. Here are some examples of different types of injection molded parts:

1. Automotive Components:

Injection molding plays a critical role in the automotive industry, where it is used to manufacture a wide range of components. Some common injection molded automotive parts include:

  • Interior components: Dashboard panels, door handles, trim pieces, instrument clusters, and center consoles.
  • Exterior components: Bumpers, grilles, body panels, mirror housings, and wheel covers.
  • Under-the-hood components: Engine covers, air intake manifolds, cooling system parts, and battery housings.
  • Electrical components: Connectors, switches, sensor housings, and wiring harnesses.
  • Seating components: Seat frames, headrests, armrests, and seatbelt components.

2. Medical Devices:

The medical industry relies on injection molding for the production of a wide range of medical devices and components. These parts often require high precision, biocompatibility, and sterilizability. Examples of injection molded medical devices include:

  • Syringes and injection pens
  • Implantable devices: Catheters, pacemaker components, orthopedic implants, and surgical instruments.
  • Diagnostic equipment: Test tubes, specimen containers, and laboratory consumables.
  • Disposable medical products: IV components, respiratory masks, blood collection tubes, and wound care products.

3. Consumer Products:

Injection molding is widely used in the production of consumer products due to its ability to mass-produce parts with high efficiency. Examples of injection molded consumer products include:

  • Household appliances: Television and audio equipment components, refrigerator parts, and vacuum cleaner components.
  • Electronics: Mobile phone cases, computer keyboard and mouse, camera components, and power adapters.
  • Toys and games: Action figures, building blocks, puzzles, and board game components.
  • Personal care products: Toothbrushes, razor handles, cosmetic containers, and hairdryer components.
  • Home improvement products: Light switch covers, door handles, power tool housings, and storage containers.

4. Packaging:

Injection molding is widely used in the packaging industry to produce a wide variety of plastic containers, caps, closures, and packaging components. Some examples include:

  • Bottles and containers for food, beverages, personal care products, and household chemicals.
  • Caps and closures for bottles and jars.
  • Thin-walled packaging for food products such as trays, cups, and lids.
  • Blister packs and clamshell packaging for retail products.
  • Packaging inserts and protective foam components.

5. Electronics and Electrical Components:

Injection molding is widely used in the electronics industry for the production of various components and enclosures. Examples include:

  • Connectors and housings for electrical and electronic devices.
  • Switches, buttons, and control panels.
  • PCB (Printed Circuit Board) components and enclosures.
  • LED (Light-Emitting Diode) components and light fixtures.
  • Power adapters and chargers.

These are just a few examples of the different types of injection molded parts. The versatility of injection molding allows for the production of parts in various industries, ranging from automotive and medical to consumer products, packaging, electronics, and more. The specific design requirements and performance characteristics of each part determine the choice of materials, tooling, and manufacturing processes for injection molding.

<img src="https://img.hzpt.com/img/Injectionmoldedparts/Injectionmoldedparts-L1.webp" alt="China best Hehi Factory Ratio Remote Control 8ton 10ton 12ton 14ton Straight Arm Truck-Mounted Crane with Torque Limiter “><img src="https://img.hzpt.com/img/Injectionmoldedparts/Injectionmoldedparts-L2.webp" alt="China best Hehi Factory Ratio Remote Control 8ton 10ton 12ton 14ton Straight Arm Truck-Mounted Crane with Torque Limiter “>
editor by Dream 2024-10-12

China supplier Luffing Jib Tower Cranes Load Moment Indicator System with Monitor Crane Lmi

Product Description

WTL-A220 crane load moment limiter is applied in protecting the safety of hoisting machinery. CHINAMFG summarizes the experience of domestic and foreign crane torque limiter and adopts new techniques, the new devices to produce WTL Crane moment limiter. WTL crane moment limiter is composed of display meter (including processor), signal box, angle meter or angle length meter(mainly for the changeable boom),pressure sensor, wind speed sensor and direction sensor, etc.

Technical Parameters

 

Model WTL  A200 (Flat  boom)
WTL A220 (Luffing  Boom)
WTL  A700 (Flat Boom ,Luffing  Boom)
Display 240*128 LCD
Operating Temperature ~20 °C ~60 °C
Operating Humidity 95% (25 °C)
Signal  Input ≤5 Channels
Control  Output Switching  Value
4-20Ma
Rs485
System Compostion Error ≤5 %(F.S)
Power Consumption <35w
Alarm volume >60db
IP Grade IP64
Power Supply DC24C/AC220V/AC380V±10%

Detailed Photos

Installation Cases

 


 

Certifications

 

Company Profile

Weite Technologies Co.,Ltd

Founded in 2002, it is national hi-tech enterprise located in HangZhou, China. It has been focusing on R&D and OEM manufacturing of lifting safety protection devices such as Load Moment Indicator, Safe monitoring systems, overload limiter, Load cell, Anemometers etc.We continuously concentrate on ensuring lifting equipments run safely as long-term pursuing goal. 
 
“The trusted Safety Partner for Global Top 100 Crane Owning Companies like Sarens(top  3),Tat Hong(Top 9), Tiong Woon(Top 17),Asiagroup(Top 45), Big Crane(Top 90) and Fortune 500 corps”. 
Nowadays, CHINAMFG products are widely used in marine industry,electrical, chemical, steel, metallurgy, construction, ports and other industries, 
and have been wide spreaded to over 70 countries and regions.

Global Partners

 

FAQ

1) Is your company well-reputated? How to prove that?
It is a China Top 3 brand focusing on Crane Safety Protection Equipment. We are also Safety Partners for  Global Top 100 Crane Owning Companies like Sarens(top  3),Tat Hong(Top 9), Tiong Woon(Top 17),Asiagroup(Top 45), Big Crane(Top 90) and Fortune 500 corps”. 
Nowadays, CHINAMFG products are widely used in marine industry,electrical, chemical, steel, metallurgy, construction, ports and other industries, 
and have been wide spreaded to over 70 countries and regions.

2) How to assure the quality?
The Product Warranty for the total item is 12 months. Any problem after installation, we will change the new 1 for free.
 
3) How to install the LMI?
English User Manual(include all the details of each item) will be offered for installation and trouble shooting. Also free Remote Instant Technical assistance would be offered by our english engineers. Or we can send our engineers to assist you locally.
 
4) How much is your LMI system?
Send me the crane model, hook number, working conditions(Luffing Tower Working Condition, Pilling) and special requirement and the like. Your contact info is a must.
 
5) How can I place order? 
A: You can contact us by email about your order details, or place order on line.
 
6) How can I pay you?
A: After you confirm our PI, we will request you to pay. T/T and Paypal, Western Union are the most usual ways we are using. 
 

Related Products

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What factors influence the design and tooling of injection molded parts for specific applications?

Several factors play a crucial role in influencing the design and tooling of injection molded parts for specific applications. The following are key factors that need to be considered:

1. Functionality and Performance Requirements:

The intended functionality and performance requirements of the part heavily influence its design and tooling. Factors such as strength, durability, dimensional accuracy, chemical resistance, and temperature resistance are essential considerations. The part’s design must be optimized to meet these requirements while ensuring proper functionality and performance in its intended application.

2. Material Selection:

The choice of material for injection molding depends on the specific application and its requirements. Different materials have varying properties, such as strength, flexibility, heat resistance, chemical resistance, and electrical conductivity. The material selection influences the design and tooling considerations, as the part’s geometry and structure must be compatible with the selected material’s properties.

3. Part Complexity and Geometry:

The complexity and geometry of the part significantly impact its design and tooling. Complex parts with intricate features, undercuts, thin walls, or varying thicknesses may require specialized tooling and mold designs. The part’s geometry must be carefully considered to ensure proper mold filling, cooling, ejection, and dimensional stability during the injection molding process.

4. Manufacturing Cost and Efficiency:

The design and tooling of injection molded parts are also influenced by manufacturing cost and efficiency considerations. Design features that reduce material usage, minimize cycle time, and optimize the use of the injection molding machine can help lower production costs. Efficient tooling designs, such as multi-cavity molds or family molds, can increase productivity and reduce per-part costs.

5. Moldability and Mold Design:

The moldability of the part, including factors like draft angles, wall thickness, and gate location, affects the mold design. The part should be designed to facilitate proper flow of molten plastic during injection, ensure uniform cooling, and allow for easy part ejection. The tooling design, such as the number of cavities, gate design, and cooling system, is influenced by the part’s moldability requirements.

6. Regulatory and Industry Standards:

Specific applications, especially in industries like automotive, aerospace, and medical, may have regulatory and industry standards that influence the design and tooling considerations. Compliance with these standards regarding materials, dimensions, safety, and performance requirements is essential and may impact the design choices and tooling specifications.

7. Assembly and Integration:

If the injection molded part needs to be assembled or integrated with other components or systems, the design and tooling must consider the assembly process and requirements. Features such as snap fits, interlocking mechanisms, or specific mating surfacescan be incorporated into the part’s design to facilitate efficient assembly and integration.

8. Aesthetics and Branding:

In consumer products and certain industries, the aesthetic appearance and branding of the part may be crucial. Design considerations such as surface finish, texture, color, and the inclusion of logos or branding elements may be important factors that influence the design and tooling decisions.

Overall, the design and tooling of injection molded parts for specific applications are influenced by a combination of functional requirements, material considerations, part complexity, manufacturing cost and efficiency, moldability, regulatory standards, assembly requirements, and aesthetic factors. It is essential to carefully consider these factors to achieve optimal part design and successful injection molding production.

What eco-friendly or sustainable practices are associated with injection molding processes and materials?

Eco-friendly and sustainable practices are increasingly important in the field of injection molding. Many advancements have been made to minimize the environmental impact of both the processes and materials used in injection molding. Here’s a detailed explanation of the eco-friendly and sustainable practices associated with injection molding processes and materials:

1. Material Selection:

The choice of materials can significantly impact the environmental footprint of injection molding. Selecting eco-friendly materials is a crucial practice. Some sustainable material options include biodegradable or compostable polymers, such as PLA or PHA, which can reduce the environmental impact of the end product. Additionally, using recycled or bio-based materials instead of virgin plastics can help to conserve resources and reduce waste.

2. Recycling:

Implementing recycling practices is an essential aspect of sustainable injection molding. Recycling involves collecting, processing, and reusing plastic waste generated during the injection molding process. Both post-industrial and post-consumer plastic waste can be recycled and incorporated into new products, reducing the demand for virgin materials and minimizing landfill waste.

3. Energy Efficiency:

Efficient energy usage is a key factor in sustainable injection molding. Optimizing the energy consumption of machines, heating and cooling systems, and auxiliary equipment can significantly reduce the carbon footprint of the manufacturing process. Employing energy-efficient technologies, such as servo-driven machines or advanced heating and cooling systems, can help achieve energy savings and lower environmental impact.

4. Process Optimization:

Process optimization is another sustainable practice in injection molding. By fine-tuning process parameters, optimizing cycle times, and reducing material waste, manufacturers can minimize resource consumption and improve overall process efficiency. Advanced process control systems, real-time monitoring, and automation technologies can assist in achieving these optimization goals.

5. Waste Reduction:

Efforts to reduce waste are integral to sustainable injection molding practices. Minimizing material waste through improved design, better material handling techniques, and efficient mold design can positively impact the environment. Furthermore, implementing lean manufacturing principles and adopting waste management strategies, such as regrinding scrap materials or reusing purging compounds, can contribute to waste reduction and resource conservation.

6. Clean Production:

Adopting clean production practices helps mitigate the environmental impact of injection molding. This includes reducing emissions, controlling air and water pollution, and implementing effective waste management systems. Employing pollution control technologies, such as filters and treatment systems, can help ensure that the manufacturing process operates in an environmentally responsible manner.

7. Life Cycle Assessment:

Conducting a life cycle assessment (LCA) of the injection molded products can provide insights into their overall environmental impact. LCA evaluates the environmental impact of a product throughout its entire life cycle, from raw material extraction to disposal. By considering factors such as material sourcing, production, use, and end-of-life options, manufacturers can identify areas for improvement and make informed decisions to reduce the environmental footprint of their products.

8. Collaboration and Certification:

Collaboration among stakeholders, including manufacturers, suppliers, and customers, is crucial for fostering sustainable practices in injection molding. Sharing knowledge, best practices, and sustainability initiatives can drive eco-friendly innovations. Additionally, obtaining certifications such as ISO 14001 (Environmental Management System) or partnering with organizations that promote sustainable manufacturing can demonstrate a commitment to environmental responsibility and sustainability.

9. Product Design for Sustainability:

Designing products with sustainability in mind is an important aspect of eco-friendly injection molding practices. By considering factors such as material selection, recyclability, energy efficiency, and end-of-life options during the design phase, manufacturers can create products that are environmentally responsible and promote a circular economy.

Implementing these eco-friendly and sustainable practices in injection molding processes and materials can help reduce the environmental impact of manufacturing, conserve resources, minimize waste, and contribute to a more sustainable future.

What are injection molded parts, and how are they manufactured?

Injection molded parts are components or products that are produced through the injection molding manufacturing process. Injection molding is a widely used manufacturing technique for creating plastic parts with high precision, complexity, and efficiency. Here’s a detailed explanation of injection molded parts and the process of manufacturing them:

Injection Molding Process:

The injection molding process involves the following steps:

1. Mold Design:

The first step in manufacturing injection molded parts is designing the mold. The mold is a custom-made tool that defines the shape and features of the final part. It is typically made from steel or aluminum and consists of two halves: the cavity and the core. The mold design takes into account factors such as part geometry, material selection, cooling requirements, and ejection mechanism.

2. Material Selection:

The next step is selecting the appropriate material for the injection molding process. Thermoplastic polymers are commonly used due to their ability to melt and solidify repeatedly without significant degradation. The material choice depends on the desired properties of the final part, such as strength, flexibility, transparency, or chemical resistance.

3. Melting and Injection:

In the injection molding machine, the selected thermoplastic material is melted and brought to a molten state. The molten material, called the melt, is then injected into the mold under high pressure. The injection is performed through a nozzle and a runner system that delivers the molten material to the mold cavity.

4. Cooling:

After the molten material is injected into the mold, it begins to cool and solidify. Cooling is a critical phase of the injection molding process as it determines the final part’s dimensional accuracy, strength, and other properties. The mold is designed with cooling channels or inserts to facilitate the efficient and uniform cooling of the part. Cooling time can vary depending on factors such as part thickness, material properties, and mold design.

5. Mold Opening and Ejection:

Once the injected material has sufficiently cooled and solidified, the mold opens, separating the two halves. Ejector pins or other mechanisms are used to push or release the part from the mold cavity. The ejection system must be carefully designed to avoid damaging the part during the ejection process.

6. Finishing:

After ejection, the injection molded part may undergo additional finishing processes, such as trimming excess material, removing sprues or runners, and applying surface treatments or textures. These processes help achieve the desired final appearance and functionality of the part.

Advantages of Injection Molded Parts:

Injection molded parts offer several advantages:

1. High Precision and Complexity:

Injection molding allows for the creation of parts with high precision and intricate details. The molds can produce complex shapes, fine features, and precise dimensions, enabling the manufacturing of parts with tight tolerances.

2. Cost-Effective Mass Production:

Injection molding is a highly efficient process suitable for large-scale production. Once the mold is created, the manufacturing process can be automated, resulting in fast and cost-effective production of identical parts. The high production volumes help reduce per-unit costs.

3. Material Versatility:

Injection molding supports a wide range of thermoplastic materials, allowing for versatility in material selection based on the desired characteristics of the final part. Different materials can be used to achieve specific properties such as strength, flexibility, heat resistance, or chemical resistance.

4. Strength and Durability:

Injection molded parts can exhibit excellent strength and durability. The molding process ensures that the material is uniformly distributed, resulting in consistent mechanical properties throughout the part. This makes injection molded parts suitable for various applications that require structural integrity and longevity.

5. Minimal Post-Processing:

Injection molded parts often require minimal post-processing. The high precision and quality achieved during the molding process reduce the need for extensive additional machining or finishing operations, saving time and costs.

6. Design Flexibility:

With injection molding, designers have significant flexibility in part design. The process can accommodate complex geometries, undercuts, thin walls, and other design features that may be challenging or costly with other manufacturing methods. This flexibility allows for innovation and optimization of part functionality.

In summary, injection molded parts are components or products manufactured through the injection molding process. This process involves designing amold, selecting the appropriate material, melting and injecting the material into the mold, cooling and solidifying the part, opening the mold and ejecting the part, and applying finishing processes as necessary. Injection molded parts offer advantages such as high precision, complexity, cost-effective mass production, material versatility, strength and durability, minimal post-processing, and design flexibility. These factors contribute to the widespread use of injection molding in various industries for producing high-quality plastic parts.

<img src="https://img.hzpt.com/img/Injectionmoldedparts/Injectionmoldedparts-L1.webp" alt="China supplier Luffing Jib Tower Cranes Load Moment Indicator System with Monitor Crane Lmi “><img src="https://img.hzpt.com/img/Injectionmoldedparts/Injectionmoldedparts-L2.webp" alt="China supplier Luffing Jib Tower Cranes Load Moment Indicator System with Monitor Crane Lmi “>
editor by Dream 2024-10-11

China OEM Hot Sales Agricultural Tractors Ratchet Torque Limiter for Agricultural Pto Drive Shaft with Shear Pin Clutch for China Factory

Product Description

Hot Sales Agricultural Tractors Ratchet Torque Limiter for Agricultural Pto Drive Shaft with Shear Pin Clutch for China Factory

/* May 10, 2571 16:49:51 */!function(){function d(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Can injection molded parts be customized or modified to meet unique industrial needs?

Yes, injection molded parts can be customized or modified to meet unique industrial needs. The injection molding process offers flexibility and versatility, allowing for the production of highly customized parts with specific design requirements. Here’s a detailed explanation of how injection molded parts can be customized or modified:

Design Customization:

The design of an injection molded part can be tailored to meet unique industrial needs. Design customization involves modifying the part’s geometry, features, and dimensions to achieve specific functional requirements. This can include adding or removing features, changing wall thicknesses, incorporating undercuts or threads, and optimizing the part for assembly or integration with other components. Computer-aided design (CAD) tools and engineering expertise are used to create custom designs that address the specific industrial needs.

Material Selection:

The choice of material for injection molded parts can be customized based on the unique industrial requirements. Different materials possess distinct properties, such as strength, stiffness, chemical resistance, and thermal stability. By selecting the most suitable material, the performance and functionality of the part can be optimized for the specific application. Material customization ensures that the injection molded part can withstand the environmental conditions, operational stresses, and chemical exposures associated with the industrial application.

Surface Finishes:

The surface finish of injection molded parts can be customized to meet specific industrial needs. Surface finishes can range from smooth and polished to textured or patterned, depending on the desired aesthetic appeal, functional requirements, or ease of grip. Custom surface finishes can enhance the part’s appearance, provide additional protection against wear or corrosion, or enable specific interactions with other components or equipment.

Color and Appearance:

Injection molded parts can be customized in terms of color and appearance. Colorants can be added to the material during the molding process to achieve specific shades or color combinations. This customization option is particularly useful when branding, product differentiation, or visual identification is required. Additionally, surface textures, patterns, or special effects can be incorporated into the mold design to create unique appearances or visual effects.

Secondary Operations:

Injection molded parts can undergo secondary operations to further customize or modify them according to unique industrial needs. These secondary operations can include post-molding processes such as machining, drilling, tapping, welding, heat treating, or applying coatings. These operations enable the addition of specific features or functionalities that may not be achievable through the injection molding process alone. Secondary operations provide flexibility for customization and allow for the integration of injection molded parts into complex assemblies or systems.

Tooling Modifications:

If modifications or adjustments are required for an existing injection molded part, the tooling can be modified or reconfigured to accommodate the changes. Tooling modifications can involve altering the mold design, cavity inserts, gating systems, or cooling channels. This allows for the production of modified parts without the need for creating an entirely new mold. Tooling modifications provide cost-effective options for customizing or adapting injection molded parts to meet evolving industrial needs.

Prototyping and Iterative Development:

Injection molding enables the rapid prototyping and iterative development of parts. By using 3D printing or soft tooling, prototype molds can be created to produce small quantities of custom parts for testing, validation, and refinement. This iterative development process allows for modifications and improvements to be made based on real-world feedback, ensuring that the final injection molded parts meet the unique industrial needs effectively.

Overall, injection molded parts can be customized or modified to meet unique industrial needs through design customization, material selection, surface finishes, color and appearance options, secondary operations, tooling modifications, and iterative development. The flexibility and versatility of the injection molding process make it a valuable manufacturing method for creating highly customized parts that address specific industrial requirements.

What eco-friendly or sustainable practices are associated with injection molding processes and materials?

Eco-friendly and sustainable practices are increasingly important in the field of injection molding. Many advancements have been made to minimize the environmental impact of both the processes and materials used in injection molding. Here’s a detailed explanation of the eco-friendly and sustainable practices associated with injection molding processes and materials:

1. Material Selection:

The choice of materials can significantly impact the environmental footprint of injection molding. Selecting eco-friendly materials is a crucial practice. Some sustainable material options include biodegradable or compostable polymers, such as PLA or PHA, which can reduce the environmental impact of the end product. Additionally, using recycled or bio-based materials instead of virgin plastics can help to conserve resources and reduce waste.

2. Recycling:

Implementing recycling practices is an essential aspect of sustainable injection molding. Recycling involves collecting, processing, and reusing plastic waste generated during the injection molding process. Both post-industrial and post-consumer plastic waste can be recycled and incorporated into new products, reducing the demand for virgin materials and minimizing landfill waste.

3. Energy Efficiency:

Efficient energy usage is a key factor in sustainable injection molding. Optimizing the energy consumption of machines, heating and cooling systems, and auxiliary equipment can significantly reduce the carbon footprint of the manufacturing process. Employing energy-efficient technologies, such as servo-driven machines or advanced heating and cooling systems, can help achieve energy savings and lower environmental impact.

4. Process Optimization:

Process optimization is another sustainable practice in injection molding. By fine-tuning process parameters, optimizing cycle times, and reducing material waste, manufacturers can minimize resource consumption and improve overall process efficiency. Advanced process control systems, real-time monitoring, and automation technologies can assist in achieving these optimization goals.

5. Waste Reduction:

Efforts to reduce waste are integral to sustainable injection molding practices. Minimizing material waste through improved design, better material handling techniques, and efficient mold design can positively impact the environment. Furthermore, implementing lean manufacturing principles and adopting waste management strategies, such as regrinding scrap materials or reusing purging compounds, can contribute to waste reduction and resource conservation.

6. Clean Production:

Adopting clean production practices helps mitigate the environmental impact of injection molding. This includes reducing emissions, controlling air and water pollution, and implementing effective waste management systems. Employing pollution control technologies, such as filters and treatment systems, can help ensure that the manufacturing process operates in an environmentally responsible manner.

7. Life Cycle Assessment:

Conducting a life cycle assessment (LCA) of the injection molded products can provide insights into their overall environmental impact. LCA evaluates the environmental impact of a product throughout its entire life cycle, from raw material extraction to disposal. By considering factors such as material sourcing, production, use, and end-of-life options, manufacturers can identify areas for improvement and make informed decisions to reduce the environmental footprint of their products.

8. Collaboration and Certification:

Collaboration among stakeholders, including manufacturers, suppliers, and customers, is crucial for fostering sustainable practices in injection molding. Sharing knowledge, best practices, and sustainability initiatives can drive eco-friendly innovations. Additionally, obtaining certifications such as ISO 14001 (Environmental Management System) or partnering with organizations that promote sustainable manufacturing can demonstrate a commitment to environmental responsibility and sustainability.

9. Product Design for Sustainability:

Designing products with sustainability in mind is an important aspect of eco-friendly injection molding practices. By considering factors such as material selection, recyclability, energy efficiency, and end-of-life options during the design phase, manufacturers can create products that are environmentally responsible and promote a circular economy.

Implementing these eco-friendly and sustainable practices in injection molding processes and materials can help reduce the environmental impact of manufacturing, conserve resources, minimize waste, and contribute to a more sustainable future.

Can you describe the range of materials that can be used for injection molding?

Injection molding offers a wide range of materials that can be used to produce parts with diverse properties and characteristics. The choice of material depends on the specific requirements of the application, including mechanical properties, chemical resistance, thermal stability, transparency, and cost. Here’s a description of the range of materials commonly used for injection molding:

1. Thermoplastics:

Thermoplastics are the most commonly used materials in injection molding due to their versatility, ease of processing, and recyclability. Some commonly used thermoplastics include:

  • Polypropylene (PP): PP is a lightweight and flexible thermoplastic with excellent chemical resistance and low cost. It is widely used in automotive parts, packaging, consumer products, and medical devices.
  • Polyethylene (PE): PE is a versatile thermoplastic with excellent impact strength and chemical resistance. It is used in various applications, including packaging, pipes, automotive components, and toys.
  • Polystyrene (PS): PS is a rigid and transparent thermoplastic with good dimensional stability. It is commonly used in packaging, consumer goods, and disposable products.
  • Polycarbonate (PC): PC is a transparent and impact-resistant thermoplastic with high heat resistance. It finds applications in automotive parts, electronic components, and optical lenses.
  • Acrylonitrile Butadiene Styrene (ABS): ABS is a versatile thermoplastic with a good balance of strength, impact resistance, and heat resistance. It is commonly used in automotive parts, electronic enclosures, and consumer products.
  • Polyvinyl Chloride (PVC): PVC is a durable and flame-resistant thermoplastic with good chemical resistance. It is used in a wide range of applications, including construction, electrical insulation, and medical tubing.
  • Polyethylene Terephthalate (PET): PET is a strong and lightweight thermoplastic with excellent clarity and barrier properties. It is commonly used in packaging, beverage bottles, and textile fibers.

2. Engineering Plastics:

Engineering plastics offer enhanced mechanical properties, heat resistance, and dimensional stability compared to commodity thermoplastics. Some commonly used engineering plastics in injection molding include:

  • Polyamide (PA/Nylon): Nylon is a strong and durable engineering plastic with excellent wear resistance and low friction properties. It is used in automotive components, electrical connectors, and industrial applications.
  • Polycarbonate (PC): PC, mentioned earlier, is also considered an engineering plastic due to its exceptional impact resistance and high-temperature performance.
  • Polyoxymethylene (POM/Acetal): POM is a high-strength engineering plastic with low friction and excellent dimensional stability. It finds applications in gears, bearings, and precision mechanical components.
  • Polyphenylene Sulfide (PPS): PPS is a high-performance engineering plastic with excellent chemical resistance and thermal stability. It is used in electrical and electronic components, automotive parts, and industrial applications.
  • Polyetheretherketone (PEEK): PEEK is a high-performance engineering plastic with exceptional heat resistance, chemical resistance, and mechanical properties. It is commonly used in aerospace, medical, and industrial applications.

3. Thermosetting Plastics:

Thermosetting plastics undergo a chemical crosslinking process during molding, resulting in a rigid and heat-resistant material. Some commonly used thermosetting plastics in injection molding include:

  • Epoxy: Epoxy resins offer excellent chemical resistance and mechanical properties. They are commonly used in electrical components, adhesives, and coatings.
  • Phenolic: Phenolic resins are known for their excellent heat resistance and electrical insulation properties. They find applications in electrical switches, automotive parts, and consumer goods.
  • Urea-formaldehyde (UF) and Melamine-formaldehyde (MF): UF and MF resins are used for molding electrical components, kitchenware, and decorative laminates.

4. Elastomers:

Elastomers, also known as rubber-like materials, are used to produce flexible and elastic parts. They provide excellent resilience, durability, and sealing properties. Some commonly used elastomers in injection molding include:

  • Thermoplastic Elastomers (TPE): TPEs are a class of materials that combine the characteristics of rubber and plastic. They offer flexibility, good compression set, and ease of processing. TPEs find applications in automotive components, consumer products, and medical devices.
  • Silicone: Silicone elastomers provide excellent heat resistance, electrical insulation, and biocompatibility. They are commonly used in medical devices, automotive seals, and household products.
  • Styrene Butadiene Rubber (SBR): SBR is a synthetic elastomer with good abrasion resistance and low-temperature flexibility. It is used in tires, gaskets, and conveyor belts.
  • Ethylene Propylene Diene Monomer (EPDM): EPDM is a durable elastomer with excellent weather resistance and chemical resistance. It finds applications in automotive seals, weatherstripping, and roofing membranes.

5. Composites:

Injection molding can also be used to produce parts made of composite materials, which combine two or more different types of materials to achieve specific properties. Commonly used composite materials in injection molding include:

  • Glass-Fiber Reinforced Plastics (GFRP): GFRP combines glass fibers with thermoplastics or thermosetting resins to enhance mechanical strength, stiffness, and dimensional stability. It is used in automotive components, electrical enclosures, and sporting goods.
  • Carbon-Fiber Reinforced Plastics (CFRP): CFRP combines carbon fibers with thermosetting resins to produce parts with exceptional strength, stiffness, and lightweight properties. It is commonly used in aerospace, automotive, and high-performance sports equipment.
  • Metal-Filled Plastics: Metal-filled plastics incorporate metal particles or fibers into thermoplastics to achieve properties such as conductivity, electromagnetic shielding, or enhanced weight and feel. They are used in electrical connectors, automotive components, and consumer electronics.

These are just a few examples of the materials used in injection molding. There are numerous other specialized materials available, each with its own unique properties, such as flame retardancy, low friction, chemical resistance, or specific certifications for medical or food-contact applications. The selection of the material depends on the desired performance, cost considerations, and regulatory requirements of the specific application.

<img src="https://img.hzpt.com/img/Injectionmoldedparts/Injectionmoldedparts-L1.webp" alt="China OEM Hot Sales Agricultural Tractors Ratchet Torque Limiter for Agricultural Pto Drive Shaft with Shear Pin Clutch for China Factory “><img src="https://img.hzpt.com/img/Injectionmoldedparts/Injectionmoldedparts-L2.webp" alt="China OEM Hot Sales Agricultural Tractors Ratchet Torque Limiter for Agricultural Pto Drive Shaft with Shear Pin Clutch for China Factory “>
editor by Dream 2024-10-10

China Hot selling 3000kg 6t 8t Small Electric Crawler Spider Crane with Safety Torque Limiter

Product Description

3000kg 6t 8t Small Electric Good Quality Crawler Spider Crane with Safety Torque Limiter

Product Description

Belift Brand Crawler Spider Crane combines the space-saving qualities of a spider crane with the powerful lifting capabilities of a pick-and-carry crane inside 1 practical machine. This compact equipment offers an alternate solution to the difficulties associated with lifting in areas with restricted access.

The 8ton spider crane is a masterpiece of engineering, providing reliable lifting solutions for heavy loads in areas with difficult access. Its compact and lightweight design allows it to fit in tight spaces and its 4 stabilizing legs provide stability and support on uneven terrain. Equipped with hi-tech controls, the crane operates smoothly and efficiently, making it easy to use for operators of all levels. With its impressive features and versatility, the 8ton spider crane is a valuable asset to any workforce.

Features & Advantages:
The MINI spider crane is an innovative and versatile piece of equipment that is designed with efficiency and productivity in mind. This compact and maneuverable crane is perfect for those hard-to-reach areas where traditional cranes cannot access.

Despite its small size, the MINI spider crane has a lifting capacity of up to 6 tons, making it perfect for a wide range of jobs. Its powerful boom and extensive reach allow it to lift heavy loads with ease, while its compact size makes it perfect for working in tight spaces.

The MINI spider crane is also incredibly easy to operate, with its user-friendly controls and intuitive design allowing operators to quickly and effectively carry out tasks with minimal training or experience. It is also very safe to use, with a range of innovative safety features ensuring that operators and bystanders are kept out of harm’s way at all times.

What’s more, the MINI spider crane is incredibly versatile, with its compact design allowing it to be used in a wide variety of settings, from construction sites and industrial facilities to warehouses, factories, and even domestic settings.

Overall, the MINI spider crane is a fantastic piece of equipment that offers a range of benefits and advantages. Whether you need to lift heavy loads in tight spaces or require a versatile and powerful crane for a range of different tasks, the MINI spider crane is sure to meet all of your needs and exceed your expectations.

Product Parameters

Model Type BL2.0C BL3.0C BL5.0C BL8.0C BL12.0C
Load capacity 2 ton 3 ton 5 ton 8 ton 12 ton
Lifting Height 5.98m 9.9m 16.8m 18.5m 23.5m
Max operating radius 4.7m×0.4t 8.6m×0.4t 15.3m×0.5t 16.8m×0.35t 21.3m×0.5t
Walking device Walking mode Hydraulic motor drive, 2 speed
  Walking speed 0-2.0km/h 0-2.5km/h 0-2.5km/h 0-2.5km/h 0-3km/h
  Climbing ability 20°(36%)
Engine Start mode Electric start
  Startup Tempt. -5°C~40°C
  Engine AC Electric + Diesel Dual Power
  Battery capacity 12v 45AH 12v 45AH 12v 45AH 12v 45AH 24v 45AH
Weight(KG) 2000kg 2500kg 6500kg 7800kg 11500kg
Vehicle Size(e( L*W*H)(m) 2.2 * 0.95 *1.65 2.95*0.98*1.56 4.75 *1.5 * 2.2 5 *1.6 * 2.2 5.7*1.8* 2.4
Packing Size (m) 2.4*1.2*1.9 3.1*1.2*1.9 1*20ft GP 1*20ft GP 1*20ft GP
20ft container loading Qty 3 sets 2 sets 1 set 1 set 1 set

Detailed Photos

Company Profile

Since 2015, ZheJiang Belift Machinery Co.,Ltd has grown into the leading manufacturer specialised in providing the efficient, reliable and safe indoor aerial wok plat-forms in global business. Based on our knowledge of construction worksites and the multiple applications of the access equipment, we have designed 6 different ranges: Single mast lift AWP Series, Dual masts lift DPL Series, Self propelled mast lift AMWP Series, Self propelled telescopic mast series ASWP Series, Mini Mobile scissor lift MMS Series and Mini self propelled scissor lift MSS Series. As a specialist of indoor aerial work equipment, we continue where others stop.From the selection of each component, the design of utility and beauty, to the perfect after-sales service,Belift guarantees the customers to obtain the best quality service. Now Belift takes”Promote the development of global indoor aerial work, ensure indoor work safety, and improve indoor work efficiency”for the mission,”To be the global leader in indoor aerial work equipment”for the vision, Starting from the perspective of customers, and keeping innovating and improving.

 

Certificate: CE, ROHS, SGS, ISO etc.

Welcome to visit us and negotiate business. We will pick up you and arrange the accommodation.
Dealers and Wholesalers are especially welcomed and we will give special discounts.

Our Advantages

1.Adopting perfect shot blasting treatment and anti corrosion paint spraying, it is beautifal in apperance.
2. Unique design for Compact structure,it is strong enough to support the loading.
3. Produced by automatic production line and the quality is highly guaranteed.
4. High strengthened steel structures, smoothly lift up and drop down, easily operated, very few faults.
5. Power sources: customised as per the local standards

After Sales Service

1.Spare parts provided freely within quality warranty.
2. Providing user’s manual.
3.Liftetime techinique support.
4.24 hours telephone and Internet service

FAQ

1. Are you a factory or trading company?
Yes, we’re factory with over 10 years exporting experience.
2. What’s the MOQ?
1 UNIT
3. Do you offer OEM&ODM service?
Yes, like lifting capacity, lifting height, size of platform, painting color, logo, manual etc.
4. What’s the quality warranty?
24 months. Spare parts provided freely within quality warranty.
5. How can I get the after-sales service?
We offer Videos, Pictures, User Manual, Technical guidance and 24 hours online service
6. What’s your QA&QC policy?
100% Test before shipping.

/* May 10, 2571 16:49:51 */!function(){function d(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

What are the typical tolerances and quality standards for injection molded parts?

When it comes to injection molded parts, the tolerances and quality standards can vary depending on several factors, including the specific application, industry requirements, and the capabilities of the injection molding process. Here are some general considerations regarding tolerances and quality standards:

Tolerances:

The tolerances for injection molded parts typically refer to the allowable deviation from the intended design dimensions. These tolerances are influenced by various factors, including the part geometry, material properties, mold design, and process capabilities. It’s important to note that achieving tighter tolerances often requires more precise tooling, tighter process control, and additional post-processing steps. Here are some common types of tolerances found in injection molding:

1. Dimensional Tolerances:

Dimensional tolerances define the acceptable range of variation for linear dimensions, such as length, width, height, and diameter. The specific tolerances depend on the part’s critical dimensions and functional requirements. Typical dimensional tolerances for injection molded parts can range from +/- 0.05 mm to +/- 0.5 mm or even tighter, depending on the complexity of the part and the process capabilities.

2. Geometric Tolerances:

Geometric tolerances specify the allowable variation in shape, form, and orientation of features on the part. These tolerances are often expressed using symbols and control the relationships between various geometric elements. Common geometric tolerances include flatness, straightness, circularity, concentricity, perpendicularity, and angularity. The specific geometric tolerances depend on the part’s design requirements and the manufacturing capabilities.

3. Surface Finish Tolerances:

Surface finish tolerances define the acceptable variation in the texture, roughness, and appearance of the part’s surfaces. The surface finish requirements are typically specified using roughness parameters, such as Ra (arithmetical average roughness) or Rz (maximum height of the roughness profile). The specific surface finish tolerances depend on the part’s aesthetic requirements, functional needs, and the material being used.

Quality Standards:

In addition to tolerances, injection molded parts are subject to various quality standards that ensure their performance, reliability, and consistency. These standards may be industry-specific or based on international standards organizations. Here are some commonly referenced quality standards for injection molded parts:

1. ISO 9001:

The ISO 9001 standard is a widely recognized quality management system that establishes criteria for the overall quality control and management of an organization. Injection molding companies often seek ISO 9001 certification to demonstrate their commitment to quality and adherence to standardized processes for design, production, and customer satisfaction.

2. ISO 13485:

ISO 13485 is a specific quality management system standard for medical devices. Injection molded parts used in the medical industry must adhere to this standard to ensure they meet the stringent quality requirements for safety, efficacy, and regulatory compliance.

3. Automotive Industry Standards:

The automotive industry has its own set of quality standards, such as ISO/TS 16949 (now IATF 16949), which focuses on the quality management system for automotive suppliers. These standards encompass requirements for product design, development, production, installation, and servicing, ensuring the quality and reliability of injection molded parts used in automobiles.

4. Industry-Specific Standards:

Various industries may have specific quality standards or guidelines that pertain to injection molded parts. For example, the aerospace industry may reference standards like AS9100, while the electronics industry may adhere to standards such as IPC-A-610 for acceptability of electronic assemblies.

It’s important to note that the specific tolerances and quality standards for injection molded parts can vary significantly depending on the application and industry requirements. Design engineers and manufacturers work together to define the appropriate tolerances and quality standards based on the functional requirements, cost considerations, and the capabilities of the injection molding process.

Can you provide guidance on the selection of injection molded materials based on application requirements?

Yes, I can provide guidance on the selection of injection molded materials based on application requirements. The choice of material for injection molding plays a critical role in determining the performance, durability, and functionality of the molded parts. Here’s a detailed explanation of the factors to consider and the guidance for selecting the appropriate material:

1. Mechanical Properties:

Consider the mechanical properties required for the application, such as strength, stiffness, impact resistance, and wear resistance. Different materials have varying mechanical characteristics, and selecting a material with suitable properties is crucial. For example, engineering thermoplastics like ABS, PC, or nylon offer high strength and impact resistance, while materials like PEEK or ULTEM provide exceptional mechanical performance at elevated temperatures.

2. Chemical Resistance:

If the part will be exposed to chemicals, consider the chemical resistance of the material. Some materials, like PVC or PTFE, exhibit excellent resistance to a wide range of chemicals, while others may be susceptible to degradation or swelling. Ensure that the selected material can withstand the specific chemicals it will encounter in the application environment.

3. Thermal Properties:

Evaluate the operating temperature range of the application and choose a material with suitable thermal properties. Materials like PPS, PEEK, or LCP offer excellent heat resistance, while others may have limited temperature capabilities. Consider factors such as the maximum temperature, thermal stability, coefficient of thermal expansion, and heat transfer requirements of the part.

4. Electrical Properties:

For electrical or electronic applications, consider the electrical properties of the material. Materials like PBT or PPS offer good electrical insulation properties, while others may have conductive or dissipative characteristics. Determine the required dielectric strength, electrical conductivity, surface resistivity, and other relevant electrical properties for the application.

5. Environmental Conditions:

Assess the environmental conditions the part will be exposed to, such as humidity, UV exposure, outdoor weathering, or extreme temperatures. Some materials, like ASA or HDPE, have excellent weatherability and UV resistance, while others may degrade or become brittle under harsh conditions. Choose a material that can withstand the specific environmental factors to ensure long-term performance and durability.

6. Regulatory Compliance:

Consider any regulatory requirements or industry standards that the material must meet. Certain applications, such as those in the medical or food industries, may require materials that are FDA-approved or comply with specific certifications. Ensure that the selected material meets the necessary regulatory and safety standards for the intended application.

7. Cost Considerations:

Evaluate the cost implications associated with the material selection. Different materials have varying costs, and the material choice should align with the project budget. Consider not only the material cost per unit but also factors like tooling expenses, production efficiency, and the overall lifecycle cost of the part.

8. Material Availability and Processing:

Check the availability of the material and consider its processability in injection molding. Ensure that the material is readily available from suppliers and suitable for the specific injection molding process parameters, such as melt flow rate, moldability, and compatibility with the chosen molding equipment.

9. Material Testing and Validation:

Perform material testing and validation to ensure that the selected material meets the required specifications and performance criteria. Conduct mechanical, thermal, chemical, and electrical tests to verify the material’s properties and behavior under application-specific conditions.

Consider consulting with material suppliers, engineers, or experts in injection molding to get further guidance and recommendations based on the specific application requirements. They can provide valuable insights into material selection based on their expertise and knowledge of industry standards and best practices.

By carefully considering these factors and guidance, you can select the most appropriate material for injection molding that meets the specific application requirements, ensuring optimal performance, durability, and functionality of the molded parts.

How do injection molded parts compare to other manufacturing methods in terms of cost and efficiency?

Injection molded parts have distinct advantages over other manufacturing methods when it comes to cost and efficiency. The injection molding process offers high efficiency and cost-effectiveness, especially for large-scale production. Here’s a detailed explanation of how injection molded parts compare to other manufacturing methods:

Cost Comparison:

Injection molding can be cost-effective compared to other manufacturing methods for several reasons:

1. Tooling Costs:

Injection molding requires an initial investment in creating molds, which can be costly. However, once the molds are made, they can be used repeatedly for producing a large number of parts, resulting in a lower per-unit cost. The amortized tooling costs make injection molding more cost-effective for high-volume production runs.

2. Material Efficiency:

Injection molding is highly efficient in terms of material usage. The process allows for precise control over the amount of material injected into the mold, minimizing waste. Additionally, excess material from the molding process can be recycled and reused, further reducing material costs compared to methods that generate more significant amounts of waste.

3. Labor Costs:

Injection molding is a highly automated process, requiring minimal labor compared to other manufacturing methods. Once the molds are set up and the process parameters are established, the injection molding machine can run continuously, producing parts with minimal human intervention. This automation reduces labor costs and increases overall efficiency.

Efficiency Comparison:

Injection molded parts offer several advantages in terms of efficiency:

1. Rapid Production Cycle:

Injection molding is a fast manufacturing process, capable of producing parts in a relatively short cycle time. The cycle time depends on factors such as part complexity, material properties, and cooling time. However, compared to other methods such as machining or casting, injection molding can produce multiple parts simultaneously in each cycle, resulting in higher production rates and improved efficiency.

2. High Precision and Consistency:

Injection molding enables the production of parts with high precision and consistency. The molds used in injection molding are designed to provide accurate and repeatable dimensional control. This precision ensures that each part meets the required specifications, reducing the need for additional machining or post-processing operations. The ability to consistently produce precise parts enhances efficiency and reduces time and costs associated with rework or rejected parts.

3. Scalability:

Injection molding is highly scalable, making it suitable for both low-volume and high-volume production. Once the molds are created, the injection molding process can be easily replicated, allowing for efficient production of identical parts. The ability to scale production quickly and efficiently makes injection molding a preferred method for meeting changing market demands.

4. Design Complexity:

Injection molding supports the production of parts with complex geometries and intricate details. The molds can be designed to accommodate undercuts, thin walls, and complex shapes that may be challenging or costly with other manufacturing methods. This flexibility in design allows for the integration of multiple components into a single part, reducing assembly requirements and potential points of failure. The ability to produce complex designs efficiently enhances overall efficiency and functionality.

5. Material Versatility:

Injection molding supports a wide range of thermoplastic materials, providing versatility in material selection based on the desired properties of the final part. Different materials can be chosen to achieve specific characteristics such as strength, flexibility, heat resistance, chemical resistance, or transparency. This material versatility allows for efficient customization and optimization of part performance.

In summary, injection molded parts are cost-effective and efficient compared to many other manufacturing methods. The initial tooling costs are offset by the ability to produce a large number of parts at a lower per-unit cost. The material efficiency, labor automation, rapid production cycle, high precision, scalability, design complexity, and material versatility contribute to the overall cost-effectiveness and efficiency of injection molding. These advantages make injection molding a preferred choice for various industries seeking to produce high-quality parts efficiently and economically.

<img src="https://img.hzpt.com/img/Injectionmoldedparts/Injectionmoldedparts-L1.webp" alt="China Hot selling 3000kg 6t 8t Small Electric Crawler Spider Crane with Safety Torque Limiter “><img src="https://img.hzpt.com/img/Injectionmoldedparts/Injectionmoldedparts-L2.webp" alt="China Hot selling 3000kg 6t 8t Small Electric Crawler Spider Crane with Safety Torque Limiter “>
editor by Dream 2024-10-08

China OEM Rotary Damper for Hospital Beds, Car Seats, Theater Seats

Product Description

Packaging & Delivery

 

Package Size

24cm * 25cm * 30cm

Package Gross Weight

20kg

Product name Rotary Dampers   
Shell Material Cold Steel (Galvanized with Anti-Rust Treatment)  
Weight 50g 52g 54g 56g 58g 60g ,75g,93g,108g  
Weight 70g  
Structure Double Cylinder  
Diameter of hinge cup 35 mm  
Connection Hole Size Hole  
Torque 0.5nm~5.0nm  
Life Cycle 60,000 Times  
Package Type 100 Pieces Per   

 

Detailed Photos

 

Q1:What’s the minimum order quantity for the first purchasing?
A1:Normally 1000sets/size is OK.

Q2:How can we get to know the quality before placing an order?
A2:Samples can be provided for quality testing.

 Q3:How can we get samples from you?
A3:Free samples can be provided,you just to need take care of the freight by below three ways.
Offering us the courier account
Arranging pick-up service
Paying the freight to us by bank transfer.

 Q4:What’s loading capacity for 20ft container?
A4:Max loading capacity is 22tons,exact loading capacity depends on the slide model you choose and the country you come from.For further information,please contact us.

Q5:How long is the delivery time?
A5: 25-35 days after received the deposit.If you have special requirement on delivery time,please let us know.

Q6:What’s the payment terms?
A6:Normally it is ” 30% deposit by T/T, and 70% Balance pay before shipment or against the BL copy”, it depends. Or we can discuss with each other basing on your requirements.

Q7:What should we do if quality defects occurred after received the goods?
A7:Please kindly send us photos with detailed descriptions by email, we will solve it for you immediately,refund or exchange will be arranged once been verified.

Q8:Is it possible to load mix-products in one container?
A8:Yes,it’s available and we can arrange all these for you. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Part: Dampers
Position: Rear
Type: Hydraulic
Samples:
US$ 3.24/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

What factors influence the design and tooling of injection molded parts for specific applications?

Several factors play a crucial role in influencing the design and tooling of injection molded parts for specific applications. The following are key factors that need to be considered:

1. Functionality and Performance Requirements:

The intended functionality and performance requirements of the part heavily influence its design and tooling. Factors such as strength, durability, dimensional accuracy, chemical resistance, and temperature resistance are essential considerations. The part’s design must be optimized to meet these requirements while ensuring proper functionality and performance in its intended application.

2. Material Selection:

The choice of material for injection molding depends on the specific application and its requirements. Different materials have varying properties, such as strength, flexibility, heat resistance, chemical resistance, and electrical conductivity. The material selection influences the design and tooling considerations, as the part’s geometry and structure must be compatible with the selected material’s properties.

3. Part Complexity and Geometry:

The complexity and geometry of the part significantly impact its design and tooling. Complex parts with intricate features, undercuts, thin walls, or varying thicknesses may require specialized tooling and mold designs. The part’s geometry must be carefully considered to ensure proper mold filling, cooling, ejection, and dimensional stability during the injection molding process.

4. Manufacturing Cost and Efficiency:

The design and tooling of injection molded parts are also influenced by manufacturing cost and efficiency considerations. Design features that reduce material usage, minimize cycle time, and optimize the use of the injection molding machine can help lower production costs. Efficient tooling designs, such as multi-cavity molds or family molds, can increase productivity and reduce per-part costs.

5. Moldability and Mold Design:

The moldability of the part, including factors like draft angles, wall thickness, and gate location, affects the mold design. The part should be designed to facilitate proper flow of molten plastic during injection, ensure uniform cooling, and allow for easy part ejection. The tooling design, such as the number of cavities, gate design, and cooling system, is influenced by the part’s moldability requirements.

6. Regulatory and Industry Standards:

Specific applications, especially in industries like automotive, aerospace, and medical, may have regulatory and industry standards that influence the design and tooling considerations. Compliance with these standards regarding materials, dimensions, safety, and performance requirements is essential and may impact the design choices and tooling specifications.

7. Assembly and Integration:

If the injection molded part needs to be assembled or integrated with other components or systems, the design and tooling must consider the assembly process and requirements. Features such as snap fits, interlocking mechanisms, or specific mating surfacescan be incorporated into the part’s design to facilitate efficient assembly and integration.

8. Aesthetics and Branding:

In consumer products and certain industries, the aesthetic appearance and branding of the part may be crucial. Design considerations such as surface finish, texture, color, and the inclusion of logos or branding elements may be important factors that influence the design and tooling decisions.

Overall, the design and tooling of injection molded parts for specific applications are influenced by a combination of functional requirements, material considerations, part complexity, manufacturing cost and efficiency, moldability, regulatory standards, assembly requirements, and aesthetic factors. It is essential to carefully consider these factors to achieve optimal part design and successful injection molding production.

How do injection molded parts enhance the overall efficiency and functionality of products and equipment?

Injection molded parts play a crucial role in enhancing the overall efficiency and functionality of products and equipment. They offer numerous advantages that make them a preferred choice in various industries. Here’s a detailed explanation of how injection molded parts contribute to improved efficiency and functionality:

1. Design Flexibility:

Injection molding allows for intricate and complex part designs that can be customized to meet specific requirements. The flexibility in design enables the integration of multiple features, such as undercuts, threads, hinges, and snap fits, into a single molded part. This versatility enhances the functionality of the product or equipment by enabling the creation of parts that are precisely tailored to their intended purpose.

2. High Precision and Reproducibility:

Injection molding offers excellent dimensional accuracy and repeatability, ensuring consistent part quality throughout production. The use of precision molds and advanced molding techniques allows for the production of parts with tight tolerances and intricate geometries. This high precision and reproducibility enhance the efficiency of products and equipment by ensuring proper fit, alignment, and functionality of the molded parts.

3. Cost-Effective Mass Production:

Injection molding is a highly efficient and cost-effective method for mass production. Once the molds are created, the injection molding process can rapidly produce a large number of identical parts in a short cycle time. The ability to produce parts in high volumes streamlines the manufacturing process, reduces labor costs, and ensures consistent part quality. This cost-effectiveness contributes to overall efficiency and enables the production of affordable products and equipment.

4. Material Selection:

Injection molding offers a wide range of material options, including engineering thermoplastics, elastomers, and even certain metal alloys. The ability to choose from various materials with different properties allows manufacturers to select the most suitable material for each specific application. The right material selection enhances the functionality of the product or equipment by providing the desired mechanical, thermal, and chemical properties required for optimal performance.

5. Structural Integrity and Durability:

Injection molded parts are known for their excellent structural integrity and durability. The molding process ensures uniform material distribution, resulting in parts with consistent strength and reliability. The elimination of weak points, such as seams or joints, enhances the overall structural integrity of the product or equipment. Additionally, injection molded parts are resistant to impact, wear, and environmental factors, ensuring long-lasting functionality in demanding applications.

6. Integration of Features:

Injection molding enables the integration of multiple features into a single part. This eliminates the need for assembly or additional components, simplifying the manufacturing process and reducing production time and costs. The integration of features such as hinges, fasteners, or mounting points enhances the overall efficiency and functionality of the product or equipment by providing convenient and streamlined solutions.

7. Lightweight Design:

Injection molded parts can be manufactured with lightweight materials without compromising strength or durability. This is particularly advantageous in industries where weight reduction is critical, such as automotive, aerospace, and consumer electronics. The use of lightweight injection molded parts improves energy efficiency, reduces material costs, and enhances the overall performance and efficiency of the products and equipment.

8. Consistent Surface Finish:

Injection molding produces parts with a consistent and high-quality surface finish. The use of polished or textured molds ensures that the molded parts have smooth, aesthetic surfaces without the need for additional finishing operations. This consistent surface finish enhances the overall functionality and visual appeal of the product or equipment, contributing to a positive user experience.

9. Customization and Branding:

Injection molding allows for customization and branding options, such as incorporating logos, labels, or surface textures, directly into the molded parts. This customization enhances the functionality and marketability of products and equipment by providing a unique identity and reinforcing brand recognition.

Overall, injection molded parts offer numerous advantages that enhance the efficiency and functionality of products and equipment. Their design flexibility, precision, cost-effectiveness, material selection, structural integrity, lightweight design, and customization capabilities make them a preferred choice for a wide range of applications across industries.

What industries and applications commonly utilize injection molded parts?

Injection molded parts find widespread use across various industries and applications due to their versatility, cost-effectiveness, and ability to meet specific design requirements. Here’s a detailed explanation of the industries and applications that commonly utilize injection molded parts:

1. Automotive Industry:

The automotive industry extensively relies on injection molded parts for both interior and exterior components. These parts include dashboards, door panels, bumpers, grilles, interior trim, seating components, electrical connectors, and various engine and transmission components. Injection molding enables the production of lightweight, durable, and aesthetically pleasing parts that meet the stringent requirements of the automotive industry.

2. Consumer Electronics:

Injection molded parts are prevalent in the consumer electronics industry. They are used in the manufacturing of components such as housings, buttons, bezels, connectors, and structural parts for smartphones, tablets, laptops, gaming consoles, televisions, cameras, and other electronic devices. Injection molding allows for the production of parts with precise dimensions, excellent surface finish, and the ability to integrate features like snap fits, hinges, and internal structures.

3. Medical and Healthcare:

The medical and healthcare industry extensively utilizes injection molded parts for a wide range of devices and equipment. These include components for medical devices, diagnostic equipment, surgical instruments, drug delivery systems, laboratory equipment, and disposable medical products. Injection molding offers the advantage of producing sterile, biocompatible, and precise parts with tight tolerances, ensuring safety and reliability in medical applications.

4. Packaging and Containers:

Injection molded parts are commonly used in the packaging and container industry. These parts include caps, closures, bottles, jars, tubs, trays, and various packaging components. Injection molding allows for the production of lightweight, durable, and visually appealing packaging solutions. The process enables the integration of features such as tamper-evident seals, hinges, and snap closures, contributing to the functionality and convenience of packaging products.

5. Aerospace and Defense:

The aerospace and defense industries utilize injection molded parts for a variety of applications. These include components for aircraft interiors, cockpit controls, avionics, missile systems, satellite components, and military equipment. Injection molding offers the advantage of producing lightweight, high-strength parts with complex geometries, meeting the stringent requirements of the aerospace and defense sectors.

6. Industrial Equipment:

Injection molded parts are widely used in industrial equipment for various applications. These include components for machinery, tools, pumps, valves, electrical enclosures, connectors, and fluid handling systems. Injection molding provides the ability to manufacture parts with excellent dimensional accuracy, durability, and resistance to chemicals, oils, and other harsh industrial environments.

7. Furniture and Appliances:

The furniture and appliance industries utilize injection molded parts for various components. These include handles, knobs, buttons, hinges, decorative elements, and structural parts for furniture, kitchen appliances, household appliances, and white goods. Injection molding enables the production of parts with aesthetic appeal, functional design, and the ability to withstand regular use and environmental conditions.

8. Toys and Recreational Products:

Injection molded parts are commonly found in the toy and recreational product industry. They are used in the manufacturing of plastic toys, games, puzzles, sporting goods, outdoor equipment, and playground components. Injection molding allows for the production of colorful, durable, and safe parts that meet the specific requirements of these products.

9. Electrical and Electronics:

Injection molded parts are widely used in the electrical and electronics industry. They are employed in the production of electrical connectors, switches, sockets, wiring harness components, enclosures, and other electrical and electronic devices. Injection molding offers the advantage of producing parts with excellent dimensional accuracy, electrical insulation properties, and the ability to integrate complex features.

10. Plumbing and Pipe Fittings:

The plumbing and pipe fittings industry relies on injection molded parts for various components. These include fittings, valves, connectors, couplings, and other plumbing system components. Injection molding provides the ability to manufacture parts with precise dimensions, chemical resistance, and robustness, ensuring leak-free connections and long-term performance.

In summary, injection molded parts are utilized in a wide range of industries and applications. The automotive, consumer electronics, medical and healthcare, packaging, aerospace and defense, industrial equipment, furniture and appliances, toys and recreational products, electrical and electronics, and plumbing industries commonly rely on injection molding for the production of high-quality, cost-effective, and functionally optimized parts.

China OEM Rotary Damper for Hospital Beds, Car Seats, Theater Seats  China OEM Rotary Damper for Hospital Beds, Car Seats, Theater Seats
editor by Dream 2024-05-13

China manufacturer High-Quality Hydraulic Rotary Damper Unit for Household Applications

Product Description

Packaging & Delivery

 

Package Size

24cm * 25cm * 30cm

Package Gross Weight

20kg

Product name Rotary Dampers   
Shell Material Cold Steel (Galvanized with Anti-Rust Treatment)  
Weight 50g 52g 54g 56g 58g 60g ,75g,93g,108g  
Weight 70g  
Structure Double Cylinder  
Diameter of hinge cup 35 mm  
Connection Hole Size Hole  
Torque 0.5nm~5.0nm  
Life Cycle 60,000 Times  
Package Type 100 Pieces Per   

 

Detailed Photos

 

 

 

Q1:What’s the minimum order quantity for the first purchasing?
A1:Normally 1000sets/size is OK.

Q2:How can we get to know the quality before placing an order?
A2:Samples can be provided for quality testing.

 Q3:How can we get samples from you?
A3:Free samples can be provided,you just to need take care of the freight by below three ways.
Offering us the courier account
Arranging pick-up service
Paying the freight to us by bank transfer.

 Q4:What’s loading capacity for 20ft container?
A4:Max loading capacity is 22tons,exact loading capacity depends on the slide model you choose and the country you come from.For further information,please contact us.

Q5:How long is the delivery time?
A5: 25-35 days after received the deposit.If you have special requirement on delivery time,please let us know.

Q6:What’s the payment terms?
A6:Normally it is ” 30% deposit by T/T, and 70% Balance pay before shipment or against the BL copy”, it depends. Or we can discuss with each other basing on your requirements.

Q7:What should we do if quality defects occurred after received the goods?
A7:Please kindly send us photos with detailed descriptions by email, we will solve it for you immediately,refund or exchange will be arranged once been verified.

Q8:Is it possible to load mix-products in one container?
A8:Yes,it’s available and we can arrange all these for you. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Part: Dampers
Position: Rear
Type: Hydraulic
Samples:
US$ 3.24/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

Can you explain the role of temperature and pressure in injection molding quality control?

Temperature and pressure are two critical parameters in injection molding that significantly impact the quality control of the process. Let’s explore their roles in more detail:

Temperature:

The temperature in injection molding plays several important roles in ensuring quality control:

1. Material Flow and Fill:

The temperature of the molten plastic material affects its viscosity, or flowability. Higher temperatures reduce the material’s viscosity, allowing it to flow more easily into the mold cavities during the injection phase. Proper temperature control ensures optimal material flow and fill, preventing issues such as short shots, flow marks, or incomplete part filling. Temperature control also helps ensure consistent material properties and dimensional accuracy in the final parts.

2. Melting and Homogenization:

The temperature must be carefully controlled during the melting process to ensure complete melting and homogenization of the plastic material. Insufficient melting can result in unmelted particles or inconsistent material properties, leading to defects in the molded parts. Proper temperature control during the melting phase ensures uniform melting and mixing of additives, enhancing material homogeneity and the overall quality of the molded parts.

3. Cooling and Solidification:

After the molten plastic is injected into the mold, temperature control is crucial during the cooling and solidification phase. Proper cooling rates and uniform cooling help prevent issues such as warping, shrinkage, or part distortion. Controlling the temperature allows for consistent solidification throughout the part, ensuring dimensional stability and minimizing internal stresses. Temperature control also affects the part’s crystallinity and microstructure, which can impact its mechanical properties.

Pressure:

Pressure control is equally important in achieving quality control in injection molding:

1. Material Packing:

During the packing phase of injection molding, pressure is applied to the molten plastic material to compensate for shrinkage as it cools and solidifies. Proper pressure control ensures that the material is adequately packed into the mold cavities, minimizing voids, sinks, or part deformation. Insufficient packing pressure can lead to incomplete filling and poor part quality, while excessive pressure can cause excessive stress, part distortion, or flash.

2. Gate and Flow Control:

The pressure in injection molding influences the flow behavior of the material through the mold. The pressure at the gate, where the molten plastic enters the mold cavity, needs to be carefully controlled. The gate pressure affects the material’s flow rate, filling pattern, and packing efficiency. Optimal gate pressure ensures uniform flow and fill, preventing issues like flow lines, weld lines, or air traps that can compromise part quality.

3. Ejection and Part Release:

Pressure control is essential during the ejection phase to facilitate the easy removal of the molded part from the mold. Adequate ejection pressure helps overcome any adhesion or friction between the part and the mold surfaces, ensuring smooth and damage-free part release. Improper ejection pressure can result in part sticking, part deformation, or mold damage.

4. Process Monitoring and Feedback:

Monitoring and controlling the temperature and pressure parameters in real-time are crucial for quality control. Advanced injection molding machines are equipped with sensors and control systems that continuously monitor temperature and pressure. These systems provide feedback and allow for adjustments during the process to maintain optimum conditions and ensure consistent part quality.

Overall, temperature and pressure control in injection molding are vital for achieving quality control. Proper temperature control ensures optimal material flow, melting, homogenization, cooling, and solidification, while pressure control ensures proper material packing, gate and flow control, ejection, and part release. Monitoring and controlling these parameters throughout the injection molding process contribute to the production of high-quality parts with consistent dimensions, mechanical properties, and surface finish.

Are there specific considerations for choosing injection molded parts in applications with varying environmental conditions or industry standards?

Yes, there are specific considerations to keep in mind when choosing injection molded parts for applications with varying environmental conditions or industry standards. These factors play a crucial role in ensuring that the selected parts can withstand the specific operating conditions and meet the required standards. Here’s a detailed explanation of the considerations for choosing injection molded parts in such applications:

1. Material Selection:

The choice of material for injection molded parts is crucial when considering varying environmental conditions or industry standards. Different materials offer varying levels of resistance to factors such as temperature extremes, UV exposure, chemicals, moisture, or mechanical stress. Understanding the specific environmental conditions and industry requirements is essential in selecting a material that can withstand these conditions while meeting the necessary standards for performance, durability, and safety.

2. Temperature Resistance:

In applications with extreme temperature variations, it is important to choose injection molded parts that can withstand the specific temperature range. Some materials, such as engineering thermoplastics, exhibit excellent high-temperature resistance, while others may be more suitable for low-temperature environments. Consideration should also be given to the potential for thermal expansion or contraction, as it can affect the dimensional stability and overall performance of the parts.

3. Chemical Resistance:

In industries where exposure to chemicals is common, it is critical to select injection molded parts that can resist chemical attack and degradation. Different materials have varying levels of chemical resistance, and it is important to choose a material that is compatible with the specific chemicals present in the application environment. Consideration should also be given to factors such as prolonged exposure, concentration, and frequency of contact with chemicals.

4. UV Stability:

For applications exposed to outdoor environments or intense UV radiation, selecting injection molded parts with UV stability is essential. UV radiation can cause material degradation, discoloration, or loss of mechanical properties over time. Materials with UV stabilizers or additives can provide enhanced resistance to UV radiation, ensuring the longevity and performance of the parts in outdoor or UV-exposed applications.

5. Mechanical Strength and Impact Resistance:

In applications where mechanical stress or impact resistance is critical, choosing injection molded parts with the appropriate mechanical properties is important. Materials with high tensile strength, impact resistance, or toughness can ensure that the parts can withstand the required loads, vibrations, or impacts without failure. Consideration should also be given to factors such as fatigue resistance, abrasion resistance, or flexibility, depending on the specific application requirements.

6. Compliance with Industry Standards:

When selecting injection molded parts for applications governed by industry standards or regulations, it is essential to ensure that the chosen parts comply with the required standards. This includes standards for dimensions, tolerances, safety, flammability, electrical properties, or specific performance criteria. Choosing parts that are certified or tested to meet the relevant industry standards helps ensure compliance and reliability in the intended application.

7. Environmental Considerations:

In today’s environmentally conscious landscape, considering the sustainability and environmental impact of injection molded parts is increasingly important. Choosing materials that are recyclable or biodegradable can align with sustainability goals. Additionally, evaluating factors such as energy consumption during manufacturing, waste reduction, or the use of environmentally friendly manufacturing processes can contribute to environmentally responsible choices.

8. Customization and Design Flexibility:

Lastly, the design flexibility and customization options offered by injection molded parts can be advantageous in meeting specific environmental or industry requirements. Injection molding allows for intricate designs, complex geometries, and the incorporation of features such as gaskets, seals, or mounting points. Customization options for color, texture, or surface finish can also be considered to meet specific branding or aesthetic requirements.

Considering these specific considerations when choosing injection molded parts for applications with varying environmental conditions or industry standards ensures that the selected parts are well-suited for their intended use, providing optimal performance, durability, and compliance with the required standards.

Can you explain the advantages of using injection molding for producing parts?

Injection molding offers several advantages as a manufacturing process for producing parts. It is a widely used technique for creating plastic components with high precision, efficiency, and scalability. Here’s a detailed explanation of the advantages of using injection molding:

1. High Precision and Complexity:

Injection molding allows for the production of parts with high precision and intricate details. The molds used in injection molding are capable of creating complex shapes, fine features, and precise dimensions. This level of precision enables the manufacturing of parts with tight tolerances, ensuring consistent quality and fit.

2. Cost-Effective Mass Production:

Injection molding is a highly efficient process suitable for large-scale production. Once the initial setup, including mold design and fabrication, is completed, the manufacturing process can be automated. Injection molding machines can produce parts rapidly and continuously, resulting in fast and cost-effective production of identical parts. The ability to produce parts in high volumes helps reduce per-unit costs, making injection molding economically advantageous for mass production.

3. Material Versatility:

Injection molding supports a wide range of thermoplastic materials, providing versatility in material selection based on the desired properties of the final part. Various types of plastics can be used in injection molding, including commodity plastics, engineering plastics, and high-performance plastics. Different materials can be chosen to achieve specific characteristics such as strength, flexibility, heat resistance, chemical resistance, or transparency.

4. Strength and Durability:

Injection molded parts can exhibit excellent strength and durability. During the injection molding process, the molten material is uniformly distributed within the mold, resulting in consistent mechanical properties throughout the part. This uniformity enhances the structural integrity of the part, making it suitable for applications that require strength and longevity.

5. Minimal Post-Processing:

Injection molded parts often require minimal post-processing. The high precision and quality achieved during the molding process reduce the need for extensive additional machining or finishing operations. The parts typically come out of the mold with the desired shape, surface finish, and dimensional accuracy, reducing time and costs associated with post-processing activities.

6. Design Flexibility:

Injection molding offers significant design flexibility. The process can accommodate complex geometries, intricate details, undercuts, thin walls, and other design features that may be challenging or costly with other manufacturing methods. Designers have the freedom to create parts with unique shapes and functional requirements. Injection molding also allows for the integration of multiple components or features into a single part, reducing assembly requirements and potential points of failure.

7. Rapid Prototyping:

Injection molding is also used for rapid prototyping. By quickly producing functional prototypes using the same process and materials as the final production parts, designers and engineers can evaluate the part’s form, fit, and function early in the development cycle. Rapid prototyping with injection molding enables faster iterations, reduces development time, and helps identify and address design issues before committing to full-scale production.

8. Environmental Considerations:

Injection molding can have environmental advantages compared to other manufacturing processes. The process generates minimal waste as the excess material can be recycled and reused. Injection molded parts also tend to be lightweight, which can contribute to energy savings during transportation and reduce the overall environmental impact.

In summary, injection molding offers several advantages for producing parts. It provides high precision and complexity, cost-effective mass production, material versatility, strength and durability, minimal post-processing requirements, design flexibility, rapid prototyping capabilities, and environmental considerations. These advantages make injection molding a highly desirable manufacturing process for a wide range of industries, enabling the production of high-quality plastic parts efficiently and economically.

China manufacturer High-Quality Hydraulic Rotary Damper Unit for Household Applications  China manufacturer High-Quality Hydraulic Rotary Damper Unit for Household Applications
editor by Dream 2024-05-07

China supplier Tower Crane CE Certificate Self-Raising Tower Crane 5t 6t 8t 10t 12t 18t Construction Crane Tower

Product Description

 

Product Description

TAVOL have more than 30 years production history and more than 10 years of overseas business experience,  can supply other capacity tower crane from 4t to 18 t .

We have an independent research and development team.
All mechanical designers have a Bachelor Degree or above in mechanical engineering, more than 5 Years of experience in the cranes machinery industry, adopt the advance design concepts, and continue to innovate.

CHINAMFG brand tower crane applied CE certificate, the performance & technical specification is advanced in China, has reached the international advanced level .

We have exported to many countries, such as USA, Germany, Brazil, UK, Bangladesh,  Philippines, Sri Lanka, Vietnam, Maldives, Cambodia, Oman, Saudi Arabia, Sudan, Kenya, Guinea, Georgia, Indonesia, South America etc. 

 

Product Parameters

Model QTZ63-5571 Topkit Tower Crane
Lifting jib length 50 m
Max load capacity 5 t
Tip load capacity 1.0t @50m jib end
Mast 1.6*1.6*2.5 m 

 

>>> Safety Feature for Construction Building Tower Crane

1   Torque limiter it will warns when lifting weights reach to 90% of rated lifting torque.
When reach to 110% of the rated lifting torque, it will limit rising upwards and trolley.
2 Weight limiter Control the maximum lifting capacity.
lifting weight reach to 40% of the rated capacity, limit high-speed lifting;
lifting weight reach to 110% of the rated capacity, limit  the lifting up
3 Height limiter Control the lowest and highest extreme position of lifting hook
4 Slewing limiter Control the extreme turns number of turn left and right
5 Amplitude limiter Control trolley limit position of inward and outward
6 Overload protection If the material is over the capacity, the crane will give a sharp warning for protection itself
7 Emergency brake If the operation staff  encounter some emergency situation, we could start the emergency brake system to protection the related treasure
8 Control Method Room control or remote control to avoid any injury to the operation staff
9 Main lifting motor with thermal protection and currency protection

>>> Main Parts Brand We Use for Tower Crane

 

Other Capacity Crane We Have

 

Model Jib Length Max Load Tip Load
QTZ40 4208 42m  4t 0.8 t
4708 47m 4t 0.8 t
4808 48m 4t 0.8 t
QTZ50 5008 50m 4t 0.8 t
5571 50m 4t 1.0 t
QTZ63 5571 50m 5t 1.0 t
5013 50m 5t 1.3 t
5610 56m 6t 1.0 t
QTZ80 5613 56m 6t 1.3 t
6012 60m 6t 1.2 t
6012 60m 8t 1.2 t
QTZ100 6013 60m 8t 1.3 t
QTZ125 6015 60m 8t 1.5 t
6015 60m 10t 1.5 t
QTZ160 6516 65m 10t 1.6 t
QTZ250 7030 70m 12t 3.0 t
QTZ315 7040 70m 18t 4.0 t

Payment Terms

1. T/T
2. L/C
3. Western union

 

Our Advantages

1. We are manufacturer but also group company, which have more than 10 years of overseas business experience and more than 30 years of experience in designing and fabricate, the quality more steady.
2. All machines sold must be tested before shipment, 100% quality.
3. With CE certification.
4. 7*24 hours technical support by email, telephone or video online.
5. User-friendly English manual for machine using and maintain.
6. Spare parts will be offered for free.
7. Professional design drawing can be provided according to installation site request.
8. All the raw material from Baosteel , Laigang Group etc, guarantee good quality . 
The quality supervision department will casual inspection the raw material through the carbon and sulfur analyzer, Microprocessor-based analyzer, Arc combustion carbon sulfur Analyzer and so on.
9. Using the carbon dioxide arc welding+ argon welding, the welding quality is good and steady. 
10. All the steal structure raw material uses the Q355 Mn steel 
11. The design of cabin and maintenance platform are more humanized . 
12. The balance weight stacks can be changed according to the lifting arm length. It will be suitable for different working environment . 
13. The painting uses the sand blast technique ,it will conform the surface of the steel clean, improve the painting adhesive force .
All the parts will be painted 3 times , 1 time finishing coat and 2 times primer . 
14. Protecting device including the lifting limiter ,slewing limiter, trolley limiter ,weight limiter and moment limiter .
The wire rope used the prevention of breaking and skipping .
The trolley used the prevention of breaking the shaft and falling down . 
15. Using the top brand electric ,the stainless steel distribution box ,aviation plug . 
16. Professional guidance ,installation and training team

Packaging & Shipping

Steel structure in nude or packed by bubble. 

Electric part and easily demand parts packed by high quality plywood box or steel box

 

After Sales Service

Pre-sale Service
1. We can customize products according to client’s demand.Many styles of products for your choices.
2. High Quality + Factory Price + Quick Response + Reliable Service, is what we trying best to offer you
3. All of our products are produce by our professional workman and we have our high-work-effect foreign trade team, you can totally believe our service. 
4. We have more than 20 year experience in design and manufacture, we cherish every order from our honor
5. The details technical data and CAD drawing will provide you at first time.

After You Choose us
1. We will count cheapest shipping cost and make invoice to you at once.
2. Test each machine before delivery to ensure plants quality, then send out to you after your payment.
3. Our engineers are available to guide the operators abroad.
4. Strict quality control system, supervision the work to ensure the best crane for you.
5. Strict production line, make sure manufacture the goods on time.
6. Best cooperation forwarder provide the soonest and reliable service foe our goods.

After-sale Service 
1. We are very glad that customer give us some suggestion for price and products.
2. We supply you installation video to assist you to install the crane to help you save the installation cost
3. Send free spare parts within warranty time 
4. Provide Installation manual and operation manual ,electric drawing
5. 24*7 hours on line service 
 

Company Profile

Tavol Cranes Group is the professional manufacturer for tower crane and construction lift in China .

Our main businesss scope as below:
+ Top Kit Tower Crane,
+  Flat Top Tower Crane,
+  Luffing Tower Crane,
+  Building Hoists, 
+  Gondola/ Suspended Working Platform

Welcome to contact us if any inquiry you have . 
Ms. Kelley 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Install Service Avaiable
Warranty: 14 Month
Certification: CE, ISO9001
Condition: New
Maximum Lifting Height: 100-150m
Maximum Lifting Weight: 5t
Customization:
Available

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Can you explain the role of temperature and pressure in injection molding quality control?

Temperature and pressure are two critical parameters in injection molding that significantly impact the quality control of the process. Let’s explore their roles in more detail:

Temperature:

The temperature in injection molding plays several important roles in ensuring quality control:

1. Material Flow and Fill:

The temperature of the molten plastic material affects its viscosity, or flowability. Higher temperatures reduce the material’s viscosity, allowing it to flow more easily into the mold cavities during the injection phase. Proper temperature control ensures optimal material flow and fill, preventing issues such as short shots, flow marks, or incomplete part filling. Temperature control also helps ensure consistent material properties and dimensional accuracy in the final parts.

2. Melting and Homogenization:

The temperature must be carefully controlled during the melting process to ensure complete melting and homogenization of the plastic material. Insufficient melting can result in unmelted particles or inconsistent material properties, leading to defects in the molded parts. Proper temperature control during the melting phase ensures uniform melting and mixing of additives, enhancing material homogeneity and the overall quality of the molded parts.

3. Cooling and Solidification:

After the molten plastic is injected into the mold, temperature control is crucial during the cooling and solidification phase. Proper cooling rates and uniform cooling help prevent issues such as warping, shrinkage, or part distortion. Controlling the temperature allows for consistent solidification throughout the part, ensuring dimensional stability and minimizing internal stresses. Temperature control also affects the part’s crystallinity and microstructure, which can impact its mechanical properties.

Pressure:

Pressure control is equally important in achieving quality control in injection molding:

1. Material Packing:

During the packing phase of injection molding, pressure is applied to the molten plastic material to compensate for shrinkage as it cools and solidifies. Proper pressure control ensures that the material is adequately packed into the mold cavities, minimizing voids, sinks, or part deformation. Insufficient packing pressure can lead to incomplete filling and poor part quality, while excessive pressure can cause excessive stress, part distortion, or flash.

2. Gate and Flow Control:

The pressure in injection molding influences the flow behavior of the material through the mold. The pressure at the gate, where the molten plastic enters the mold cavity, needs to be carefully controlled. The gate pressure affects the material’s flow rate, filling pattern, and packing efficiency. Optimal gate pressure ensures uniform flow and fill, preventing issues like flow lines, weld lines, or air traps that can compromise part quality.

3. Ejection and Part Release:

Pressure control is essential during the ejection phase to facilitate the easy removal of the molded part from the mold. Adequate ejection pressure helps overcome any adhesion or friction between the part and the mold surfaces, ensuring smooth and damage-free part release. Improper ejection pressure can result in part sticking, part deformation, or mold damage.

4. Process Monitoring and Feedback:

Monitoring and controlling the temperature and pressure parameters in real-time are crucial for quality control. Advanced injection molding machines are equipped with sensors and control systems that continuously monitor temperature and pressure. These systems provide feedback and allow for adjustments during the process to maintain optimum conditions and ensure consistent part quality.

Overall, temperature and pressure control in injection molding are vital for achieving quality control. Proper temperature control ensures optimal material flow, melting, homogenization, cooling, and solidification, while pressure control ensures proper material packing, gate and flow control, ejection, and part release. Monitoring and controlling these parameters throughout the injection molding process contribute to the production of high-quality parts with consistent dimensions, mechanical properties, and surface finish.

Can you provide guidance on the selection of injection molded materials based on application requirements?

Yes, I can provide guidance on the selection of injection molded materials based on application requirements. The choice of material for injection molding plays a critical role in determining the performance, durability, and functionality of the molded parts. Here’s a detailed explanation of the factors to consider and the guidance for selecting the appropriate material:

1. Mechanical Properties:

Consider the mechanical properties required for the application, such as strength, stiffness, impact resistance, and wear resistance. Different materials have varying mechanical characteristics, and selecting a material with suitable properties is crucial. For example, engineering thermoplastics like ABS, PC, or nylon offer high strength and impact resistance, while materials like PEEK or ULTEM provide exceptional mechanical performance at elevated temperatures.

2. Chemical Resistance:

If the part will be exposed to chemicals, consider the chemical resistance of the material. Some materials, like PVC or PTFE, exhibit excellent resistance to a wide range of chemicals, while others may be susceptible to degradation or swelling. Ensure that the selected material can withstand the specific chemicals it will encounter in the application environment.

3. Thermal Properties:

Evaluate the operating temperature range of the application and choose a material with suitable thermal properties. Materials like PPS, PEEK, or LCP offer excellent heat resistance, while others may have limited temperature capabilities. Consider factors such as the maximum temperature, thermal stability, coefficient of thermal expansion, and heat transfer requirements of the part.

4. Electrical Properties:

For electrical or electronic applications, consider the electrical properties of the material. Materials like PBT or PPS offer good electrical insulation properties, while others may have conductive or dissipative characteristics. Determine the required dielectric strength, electrical conductivity, surface resistivity, and other relevant electrical properties for the application.

5. Environmental Conditions:

Assess the environmental conditions the part will be exposed to, such as humidity, UV exposure, outdoor weathering, or extreme temperatures. Some materials, like ASA or HDPE, have excellent weatherability and UV resistance, while others may degrade or become brittle under harsh conditions. Choose a material that can withstand the specific environmental factors to ensure long-term performance and durability.

6. Regulatory Compliance:

Consider any regulatory requirements or industry standards that the material must meet. Certain applications, such as those in the medical or food industries, may require materials that are FDA-approved or comply with specific certifications. Ensure that the selected material meets the necessary regulatory and safety standards for the intended application.

7. Cost Considerations:

Evaluate the cost implications associated with the material selection. Different materials have varying costs, and the material choice should align with the project budget. Consider not only the material cost per unit but also factors like tooling expenses, production efficiency, and the overall lifecycle cost of the part.

8. Material Availability and Processing:

Check the availability of the material and consider its processability in injection molding. Ensure that the material is readily available from suppliers and suitable for the specific injection molding process parameters, such as melt flow rate, moldability, and compatibility with the chosen molding equipment.

9. Material Testing and Validation:

Perform material testing and validation to ensure that the selected material meets the required specifications and performance criteria. Conduct mechanical, thermal, chemical, and electrical tests to verify the material’s properties and behavior under application-specific conditions.

Consider consulting with material suppliers, engineers, or experts in injection molding to get further guidance and recommendations based on the specific application requirements. They can provide valuable insights into material selection based on their expertise and knowledge of industry standards and best practices.

By carefully considering these factors and guidance, you can select the most appropriate material for injection molding that meets the specific application requirements, ensuring optimal performance, durability, and functionality of the molded parts.

What industries and applications commonly utilize injection molded parts?

Injection molded parts find widespread use across various industries and applications due to their versatility, cost-effectiveness, and ability to meet specific design requirements. Here’s a detailed explanation of the industries and applications that commonly utilize injection molded parts:

1. Automotive Industry:

The automotive industry extensively relies on injection molded parts for both interior and exterior components. These parts include dashboards, door panels, bumpers, grilles, interior trim, seating components, electrical connectors, and various engine and transmission components. Injection molding enables the production of lightweight, durable, and aesthetically pleasing parts that meet the stringent requirements of the automotive industry.

2. Consumer Electronics:

Injection molded parts are prevalent in the consumer electronics industry. They are used in the manufacturing of components such as housings, buttons, bezels, connectors, and structural parts for smartphones, tablets, laptops, gaming consoles, televisions, cameras, and other electronic devices. Injection molding allows for the production of parts with precise dimensions, excellent surface finish, and the ability to integrate features like snap fits, hinges, and internal structures.

3. Medical and Healthcare:

The medical and healthcare industry extensively utilizes injection molded parts for a wide range of devices and equipment. These include components for medical devices, diagnostic equipment, surgical instruments, drug delivery systems, laboratory equipment, and disposable medical products. Injection molding offers the advantage of producing sterile, biocompatible, and precise parts with tight tolerances, ensuring safety and reliability in medical applications.

4. Packaging and Containers:

Injection molded parts are commonly used in the packaging and container industry. These parts include caps, closures, bottles, jars, tubs, trays, and various packaging components. Injection molding allows for the production of lightweight, durable, and visually appealing packaging solutions. The process enables the integration of features such as tamper-evident seals, hinges, and snap closures, contributing to the functionality and convenience of packaging products.

5. Aerospace and Defense:

The aerospace and defense industries utilize injection molded parts for a variety of applications. These include components for aircraft interiors, cockpit controls, avionics, missile systems, satellite components, and military equipment. Injection molding offers the advantage of producing lightweight, high-strength parts with complex geometries, meeting the stringent requirements of the aerospace and defense sectors.

6. Industrial Equipment:

Injection molded parts are widely used in industrial equipment for various applications. These include components for machinery, tools, pumps, valves, electrical enclosures, connectors, and fluid handling systems. Injection molding provides the ability to manufacture parts with excellent dimensional accuracy, durability, and resistance to chemicals, oils, and other harsh industrial environments.

7. Furniture and Appliances:

The furniture and appliance industries utilize injection molded parts for various components. These include handles, knobs, buttons, hinges, decorative elements, and structural parts for furniture, kitchen appliances, household appliances, and white goods. Injection molding enables the production of parts with aesthetic appeal, functional design, and the ability to withstand regular use and environmental conditions.

8. Toys and Recreational Products:

Injection molded parts are commonly found in the toy and recreational product industry. They are used in the manufacturing of plastic toys, games, puzzles, sporting goods, outdoor equipment, and playground components. Injection molding allows for the production of colorful, durable, and safe parts that meet the specific requirements of these products.

9. Electrical and Electronics:

Injection molded parts are widely used in the electrical and electronics industry. They are employed in the production of electrical connectors, switches, sockets, wiring harness components, enclosures, and other electrical and electronic devices. Injection molding offers the advantage of producing parts with excellent dimensional accuracy, electrical insulation properties, and the ability to integrate complex features.

10. Plumbing and Pipe Fittings:

The plumbing and pipe fittings industry relies on injection molded parts for various components. These include fittings, valves, connectors, couplings, and other plumbing system components. Injection molding provides the ability to manufacture parts with precise dimensions, chemical resistance, and robustness, ensuring leak-free connections and long-term performance.

In summary, injection molded parts are utilized in a wide range of industries and applications. The automotive, consumer electronics, medical and healthcare, packaging, aerospace and defense, industrial equipment, furniture and appliances, toys and recreational products, electrical and electronics, and plumbing industries commonly rely on injection molding for the production of high-quality, cost-effective, and functionally optimized parts.

China supplier Tower Crane CE Certificate Self-Raising Tower Crane 5t 6t 8t 10t 12t 18t Construction Crane Tower  China supplier Tower Crane CE Certificate Self-Raising Tower Crane 5t 6t 8t 10t 12t 18t Construction Crane Tower
editor by Dream 2024-05-03

China Good quality Rotary Dampers Made with an Iron Alloy Main Body with Silicone Oil

Product Description

Packaging & Delivery

 

Package Size

24cm * 25cm * 30cm

Package Gross Weight

20kg

Product name Rotary Dampers   
Shell Material Cold Steel (Galvanized with Anti-Rust Treatment)  
Weight 50g 52g 54g 56g 58g 60g ,75g,93g,108g  
Weight 70g  
Structure Double Cylinder  
Diameter of hinge cup 35 mm  
Connection Hole Size Hole  
Torque 0.5nm~5.0nm  
Life Cycle 60,000 Times  
Package Type 100 Pieces Per   

 

Detailed Photos

 

 

 

Q1:What’s the minimum order quantity for the first purchasing?
A1:Normally 1000sets/size is OK.

Q2:How can we get to know the quality before placing an order?
A2:Samples can be provided for quality testing.

 Q3:How can we get samples from you?
A3:Free samples can be provided,you just to need take care of the freight by below three ways.
Offering us the courier account
Arranging pick-up service
Paying the freight to us by bank transfer.

 Q4:What’s loading capacity for 20ft container?
A4:Max loading capacity is 22tons,exact loading capacity depends on the slide model you choose and the country you come from.For further information,please contact us.

Q5:How long is the delivery time?
A5: 25-35 days after received the deposit.If you have special requirement on delivery time,please let us know.

Q6:What’s the payment terms?
A6:Normally it is ” 30% deposit by T/T, and 70% Balance pay before shipment or against the BL copy”, it depends. Or we can discuss with each other basing on your requirements.

Q7:What should we do if quality defects occurred after received the goods?
A7:Please kindly send us photos with detailed descriptions by email, we will solve it for you immediately,refund or exchange will be arranged once been verified.

Q8:Is it possible to load mix-products in one container?
A8:Yes,it’s available and we can arrange all these for you. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Part: Dampers
Position: Rear
Type: Hydraulic
Samples:
US$ 3.24/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

Can you provide examples of products or equipment that incorporate injection molded parts?

Yes, there are numerous products and equipment across various industries that incorporate injection molded parts. Injection molding is a widely used manufacturing process that enables the production of complex and precise components. Here are some examples of products and equipment that commonly incorporate injection molded parts:

1. Electronics and Consumer Devices:

– Mobile phones and smartphones: These devices typically have injection molded plastic casings, buttons, and connectors.

– Computers and laptops: Injection molded parts are used for computer cases, keyboard keys, connectors, and peripheral device housings.

– Appliances: Products such as televisions, refrigerators, washing machines, and vacuum cleaners often incorporate injection molded components for their casings, handles, buttons, and control panels.

– Audio equipment: Speakers, headphones, and audio players often use injection molded parts for their enclosures and buttons.

2. Automotive Industry:

– Cars and Trucks: Injection molded parts are extensively used in the automotive industry. Examples include dashboard panels, door handles, interior trim, steering wheel components, air vents, and various under-the-hood components.

– Motorcycle and Bicycle Parts: Many motorcycle and bicycle components are manufactured using injection molding, including fairings, handle grips, footrests, instrument panels, and engine covers.

– Automotive Lighting: Headlights, taillights, turn signals, and other automotive lighting components often incorporate injection molded lenses, housings, and mounts.

3. Medical and Healthcare:

– Medical Devices: Injection molding is widely used in the production of medical devices such as syringes, IV components, surgical instruments, respiratory masks, implantable devices, and diagnostic equipment.

– Laboratory Equipment: Many laboratory consumables, such as test tubes, petri dishes, pipette tips, and specimen containers, are manufactured using injection molding.

– Dental Equipment: Dental tools, orthodontic devices, and dental prosthetics often incorporate injection molded components.

4. Packaging Industry:

– Bottles and Containers: Plastic bottles and containers used for food, beverages, personal care products, and household chemicals are commonly produced using injection molding.

– Caps and Closures: Injection molded caps and closures are widely used in the packaging industry for bottles, jars, and tubes.

– Thin-Walled Packaging: Injection molding is used to produce thin-walled packaging products such as trays, cups, and lids for food and other consumer goods.

5. Toys and Games:

– Many toys and games incorporate injection molded parts. Examples include action figures, building blocks, puzzles, board game components, and remote-controlled vehicles.

6. Industrial Equipment and Tools:

– Industrial machinery: Injection molded parts are used in various industrial equipment and machinery, including components for manufacturing machinery, conveyor systems, and robotic systems.

– Power tools: Many components of power tools, such as housing, handles, switches, and guards, are manufactured using injection molding.

– Hand tools: Injection molded parts are incorporated into a wide range of hand tools, including screwdrivers, wrenches, pliers, and cutting tools.

These are just a few examples of products and equipment that incorporate injection molded parts. The versatility of injection molding allows for its application in a wide range of industries, enabling the production of high-quality components with complex geometries and precise specifications.

How do injection molded parts enhance the overall efficiency and functionality of products and equipment?

Injection molded parts play a crucial role in enhancing the overall efficiency and functionality of products and equipment. They offer numerous advantages that make them a preferred choice in various industries. Here’s a detailed explanation of how injection molded parts contribute to improved efficiency and functionality:

1. Design Flexibility:

Injection molding allows for intricate and complex part designs that can be customized to meet specific requirements. The flexibility in design enables the integration of multiple features, such as undercuts, threads, hinges, and snap fits, into a single molded part. This versatility enhances the functionality of the product or equipment by enabling the creation of parts that are precisely tailored to their intended purpose.

2. High Precision and Reproducibility:

Injection molding offers excellent dimensional accuracy and repeatability, ensuring consistent part quality throughout production. The use of precision molds and advanced molding techniques allows for the production of parts with tight tolerances and intricate geometries. This high precision and reproducibility enhance the efficiency of products and equipment by ensuring proper fit, alignment, and functionality of the molded parts.

3. Cost-Effective Mass Production:

Injection molding is a highly efficient and cost-effective method for mass production. Once the molds are created, the injection molding process can rapidly produce a large number of identical parts in a short cycle time. The ability to produce parts in high volumes streamlines the manufacturing process, reduces labor costs, and ensures consistent part quality. This cost-effectiveness contributes to overall efficiency and enables the production of affordable products and equipment.

4. Material Selection:

Injection molding offers a wide range of material options, including engineering thermoplastics, elastomers, and even certain metal alloys. The ability to choose from various materials with different properties allows manufacturers to select the most suitable material for each specific application. The right material selection enhances the functionality of the product or equipment by providing the desired mechanical, thermal, and chemical properties required for optimal performance.

5. Structural Integrity and Durability:

Injection molded parts are known for their excellent structural integrity and durability. The molding process ensures uniform material distribution, resulting in parts with consistent strength and reliability. The elimination of weak points, such as seams or joints, enhances the overall structural integrity of the product or equipment. Additionally, injection molded parts are resistant to impact, wear, and environmental factors, ensuring long-lasting functionality in demanding applications.

6. Integration of Features:

Injection molding enables the integration of multiple features into a single part. This eliminates the need for assembly or additional components, simplifying the manufacturing process and reducing production time and costs. The integration of features such as hinges, fasteners, or mounting points enhances the overall efficiency and functionality of the product or equipment by providing convenient and streamlined solutions.

7. Lightweight Design:

Injection molded parts can be manufactured with lightweight materials without compromising strength or durability. This is particularly advantageous in industries where weight reduction is critical, such as automotive, aerospace, and consumer electronics. The use of lightweight injection molded parts improves energy efficiency, reduces material costs, and enhances the overall performance and efficiency of the products and equipment.

8. Consistent Surface Finish:

Injection molding produces parts with a consistent and high-quality surface finish. The use of polished or textured molds ensures that the molded parts have smooth, aesthetic surfaces without the need for additional finishing operations. This consistent surface finish enhances the overall functionality and visual appeal of the product or equipment, contributing to a positive user experience.

9. Customization and Branding:

Injection molding allows for customization and branding options, such as incorporating logos, labels, or surface textures, directly into the molded parts. This customization enhances the functionality and marketability of products and equipment by providing a unique identity and reinforcing brand recognition.

Overall, injection molded parts offer numerous advantages that enhance the efficiency and functionality of products and equipment. Their design flexibility, precision, cost-effectiveness, material selection, structural integrity, lightweight design, and customization capabilities make them a preferred choice for a wide range of applications across industries.

What are injection molded parts, and how are they manufactured?

Injection molded parts are components or products that are produced through the injection molding manufacturing process. Injection molding is a widely used manufacturing technique for creating plastic parts with high precision, complexity, and efficiency. Here’s a detailed explanation of injection molded parts and the process of manufacturing them:

Injection Molding Process:

The injection molding process involves the following steps:

1. Mold Design:

The first step in manufacturing injection molded parts is designing the mold. The mold is a custom-made tool that defines the shape and features of the final part. It is typically made from steel or aluminum and consists of two halves: the cavity and the core. The mold design takes into account factors such as part geometry, material selection, cooling requirements, and ejection mechanism.

2. Material Selection:

The next step is selecting the appropriate material for the injection molding process. Thermoplastic polymers are commonly used due to their ability to melt and solidify repeatedly without significant degradation. The material choice depends on the desired properties of the final part, such as strength, flexibility, transparency, or chemical resistance.

3. Melting and Injection:

In the injection molding machine, the selected thermoplastic material is melted and brought to a molten state. The molten material, called the melt, is then injected into the mold under high pressure. The injection is performed through a nozzle and a runner system that delivers the molten material to the mold cavity.

4. Cooling:

After the molten material is injected into the mold, it begins to cool and solidify. Cooling is a critical phase of the injection molding process as it determines the final part’s dimensional accuracy, strength, and other properties. The mold is designed with cooling channels or inserts to facilitate the efficient and uniform cooling of the part. Cooling time can vary depending on factors such as part thickness, material properties, and mold design.

5. Mold Opening and Ejection:

Once the injected material has sufficiently cooled and solidified, the mold opens, separating the two halves. Ejector pins or other mechanisms are used to push or release the part from the mold cavity. The ejection system must be carefully designed to avoid damaging the part during the ejection process.

6. Finishing:

After ejection, the injection molded part may undergo additional finishing processes, such as trimming excess material, removing sprues or runners, and applying surface treatments or textures. These processes help achieve the desired final appearance and functionality of the part.

Advantages of Injection Molded Parts:

Injection molded parts offer several advantages:

1. High Precision and Complexity:

Injection molding allows for the creation of parts with high precision and intricate details. The molds can produce complex shapes, fine features, and precise dimensions, enabling the manufacturing of parts with tight tolerances.

2. Cost-Effective Mass Production:

Injection molding is a highly efficient process suitable for large-scale production. Once the mold is created, the manufacturing process can be automated, resulting in fast and cost-effective production of identical parts. The high production volumes help reduce per-unit costs.

3. Material Versatility:

Injection molding supports a wide range of thermoplastic materials, allowing for versatility in material selection based on the desired characteristics of the final part. Different materials can be used to achieve specific properties such as strength, flexibility, heat resistance, or chemical resistance.

4. Strength and Durability:

Injection molded parts can exhibit excellent strength and durability. The molding process ensures that the material is uniformly distributed, resulting in consistent mechanical properties throughout the part. This makes injection molded parts suitable for various applications that require structural integrity and longevity.

5. Minimal Post-Processing:

Injection molded parts often require minimal post-processing. The high precision and quality achieved during the molding process reduce the need for extensive additional machining or finishing operations, saving time and costs.

6. Design Flexibility:

With injection molding, designers have significant flexibility in part design. The process can accommodate complex geometries, undercuts, thin walls, and other design features that may be challenging or costly with other manufacturing methods. This flexibility allows for innovation and optimization of part functionality.

In summary, injection molded parts are components or products manufactured through the injection molding process. This process involves designing amold, selecting the appropriate material, melting and injecting the material into the mold, cooling and solidifying the part, opening the mold and ejecting the part, and applying finishing processes as necessary. Injection molded parts offer advantages such as high precision, complexity, cost-effective mass production, material versatility, strength and durability, minimal post-processing, and design flexibility. These factors contribute to the widespread use of injection molding in various industries for producing high-quality plastic parts.

China Good quality Rotary Dampers Made with an Iron Alloy Main Body with Silicone Oil  China Good quality Rotary Dampers Made with an Iron Alloy Main Body with Silicone Oil
editor by Dream 2024-05-03

China wholesaler Crane Overload Protection Load Limiter System Overload Indicator

Product Description

Product Description

WTZ A100N Overload limiter can be in the form of Chinese characters, graphics, characters and so on comprehensive display the various parameters in the process of work. 

As the main hook load, vice hook load, work boom Angle, length of boom, radius, etc.; 

Overload  Limiter  Alarm function 
Have sound and light alarm function: when the crane boom work amplitude limit close to work, when lifting load and torque device close to the permitted load limit, torque system issued a warning of slow beeping sound. Warning lights flashing slowly torque system. 
When jib frame work scope to work limit, when the lifting load and torque reaches equipment when the permitted load limit moment send urgent alarm beeping sound. Shortness of torque system alarm indicating red light flashing.

Overload Limiter protection function 
Control output function: when boom amplitude limit close to work, work when lifting load and torque device close to the permitted load limit, the system output torque control signal to stop the crane continue to continue to run in the direction of risk, allow crane moves in the direction of security. 

    Load Moment Indicator(safe load indicator or Crane computer) is a device which is installed on various sorts of cranes like mobile, crawler, tower, gantry, portal, marine and offshore crane. It alert the operator if the lift is exceeding the safe operating range. In some cases, the device will physically lock out the machinery in circumstances it determines to be unsafe. 

    It controls the lifting equipment to function as per the manufacturer’s suggested safe load charts. Each of the measured parameters like load weight, working radius, control limit,angle and extension of the crane boom, etc will then further be displayed in the operator’s cabin.

     WTZ-A100N Overload  Limiter ( LMI ) System

    Technical Parameters

    style No. WTZ-100N
    size 192*142*166mm
    Relative Humidity 90% (20 degree)
    IP grade IP65
    comprehensive error ≤ 5% F.S

     

    DATA LOGGER

    Data USB downloadable: built-in USB interface, can support operating data download, can review the historical data from any time period. Through the analysis of the record, the complete status of site operation can be restored. Ultra-large Capacity: the device can support actual load data 50,000 circular logging, higher capacity than the standard 16000 record.

    Installation Cases

     

    Cooperations

     

    Company Profile

    Weite Technologies Co.,Ltd

    Founded in 2002, it is national hi-tech enterprise located in HangZhou, China. It has been focusing on R&D and OEM manufacturing of lifting safety protection devices such as Load Moment Indicator, Safe monitoring systems, overload limiter, Load cell, Anemometers etc.We continuously concentrate on ensuring lifting equipments run safely as long-term pursuing goal. 

    “The trusted Safety Partner for Global Top 100 Crane Owning Companies like Tat Hong, Asiagroup, Big Crane and Fortune 500 corps” . Nowadays, WTAU products are widely used in marine industry,electrical, chemical, steel, metallurgy, construction, ports and other industries, and have been wide spreaded to over 70 countries and regions.

    Global Partners

     

    FAQ

    1) Is your company well-reputated? How to prove that?

    It is a China Top 3 brand focusing on Crane Safety Protection Equipment. We are also Safety Partners for Global Top 100 Crane Owning Companies like Tat Hong(top 9), Asiagroup(top 45), Big Crane(top 94) and Top 500 companies such as ABB, Macgragor,TTS,CNOOC,etc. Products are been sold to over 70 countries and regions globally. 
     

    2) How to assure the quality?

    The Product Warranty for the total item is 12 months. Any problem after installation, we will change the new 1 for free.

     

    3) How to install the LMI?

    English User Manual(include all the details of each item) will be offered for installation and trouble shooting(refer to the pic below). Also free Remote Instant Technical assistance would be offered by our english engineers. Or we can send our engineers to assist you locally.

     

    4) How much is your LMI system?

    Send me the crane model, hook number, working conditions(Luffing Tower Working Condition, Pilling) and special requirement and the like. Your contact info is a must.

     

    5) How can I place order? 
    A: You can contact us by email about your order details, or place order on line.

     

    6) How can I pay you?

    A: After you confirm our PI, we will request you to pay. T/T and Paypal, Western Union are the most usual ways we are using. 

    Related Products

     

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    After-sales Service: Spare Parts
    Warranty: 1 Year
    Type: Gantry Crane & Portal Crane
    Samples:
    US$ 1200/Piece
    1 Piece(Min.Order)

    |

    Order Sample

    Customization:
    Available

    |

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    Shipping Cost:

    Estimated freight per unit.







    about shipping cost and estimated delivery time.
    Payment Method:







     

    Initial Payment



    Full Payment
    Currency: US$
    Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

    Can you explain the role of temperature and pressure in injection molding quality control?

    Temperature and pressure are two critical parameters in injection molding that significantly impact the quality control of the process. Let’s explore their roles in more detail:

    Temperature:

    The temperature in injection molding plays several important roles in ensuring quality control:

    1. Material Flow and Fill:

    The temperature of the molten plastic material affects its viscosity, or flowability. Higher temperatures reduce the material’s viscosity, allowing it to flow more easily into the mold cavities during the injection phase. Proper temperature control ensures optimal material flow and fill, preventing issues such as short shots, flow marks, or incomplete part filling. Temperature control also helps ensure consistent material properties and dimensional accuracy in the final parts.

    2. Melting and Homogenization:

    The temperature must be carefully controlled during the melting process to ensure complete melting and homogenization of the plastic material. Insufficient melting can result in unmelted particles or inconsistent material properties, leading to defects in the molded parts. Proper temperature control during the melting phase ensures uniform melting and mixing of additives, enhancing material homogeneity and the overall quality of the molded parts.

    3. Cooling and Solidification:

    After the molten plastic is injected into the mold, temperature control is crucial during the cooling and solidification phase. Proper cooling rates and uniform cooling help prevent issues such as warping, shrinkage, or part distortion. Controlling the temperature allows for consistent solidification throughout the part, ensuring dimensional stability and minimizing internal stresses. Temperature control also affects the part’s crystallinity and microstructure, which can impact its mechanical properties.

    Pressure:

    Pressure control is equally important in achieving quality control in injection molding:

    1. Material Packing:

    During the packing phase of injection molding, pressure is applied to the molten plastic material to compensate for shrinkage as it cools and solidifies. Proper pressure control ensures that the material is adequately packed into the mold cavities, minimizing voids, sinks, or part deformation. Insufficient packing pressure can lead to incomplete filling and poor part quality, while excessive pressure can cause excessive stress, part distortion, or flash.

    2. Gate and Flow Control:

    The pressure in injection molding influences the flow behavior of the material through the mold. The pressure at the gate, where the molten plastic enters the mold cavity, needs to be carefully controlled. The gate pressure affects the material’s flow rate, filling pattern, and packing efficiency. Optimal gate pressure ensures uniform flow and fill, preventing issues like flow lines, weld lines, or air traps that can compromise part quality.

    3. Ejection and Part Release:

    Pressure control is essential during the ejection phase to facilitate the easy removal of the molded part from the mold. Adequate ejection pressure helps overcome any adhesion or friction between the part and the mold surfaces, ensuring smooth and damage-free part release. Improper ejection pressure can result in part sticking, part deformation, or mold damage.

    4. Process Monitoring and Feedback:

    Monitoring and controlling the temperature and pressure parameters in real-time are crucial for quality control. Advanced injection molding machines are equipped with sensors and control systems that continuously monitor temperature and pressure. These systems provide feedback and allow for adjustments during the process to maintain optimum conditions and ensure consistent part quality.

    Overall, temperature and pressure control in injection molding are vital for achieving quality control. Proper temperature control ensures optimal material flow, melting, homogenization, cooling, and solidification, while pressure control ensures proper material packing, gate and flow control, ejection, and part release. Monitoring and controlling these parameters throughout the injection molding process contribute to the production of high-quality parts with consistent dimensions, mechanical properties, and surface finish.

    How do injection molded parts enhance the overall efficiency and functionality of products and equipment?

    Injection molded parts play a crucial role in enhancing the overall efficiency and functionality of products and equipment. They offer numerous advantages that make them a preferred choice in various industries. Here’s a detailed explanation of how injection molded parts contribute to improved efficiency and functionality:

    1. Design Flexibility:

    Injection molding allows for intricate and complex part designs that can be customized to meet specific requirements. The flexibility in design enables the integration of multiple features, such as undercuts, threads, hinges, and snap fits, into a single molded part. This versatility enhances the functionality of the product or equipment by enabling the creation of parts that are precisely tailored to their intended purpose.

    2. High Precision and Reproducibility:

    Injection molding offers excellent dimensional accuracy and repeatability, ensuring consistent part quality throughout production. The use of precision molds and advanced molding techniques allows for the production of parts with tight tolerances and intricate geometries. This high precision and reproducibility enhance the efficiency of products and equipment by ensuring proper fit, alignment, and functionality of the molded parts.

    3. Cost-Effective Mass Production:

    Injection molding is a highly efficient and cost-effective method for mass production. Once the molds are created, the injection molding process can rapidly produce a large number of identical parts in a short cycle time. The ability to produce parts in high volumes streamlines the manufacturing process, reduces labor costs, and ensures consistent part quality. This cost-effectiveness contributes to overall efficiency and enables the production of affordable products and equipment.

    4. Material Selection:

    Injection molding offers a wide range of material options, including engineering thermoplastics, elastomers, and even certain metal alloys. The ability to choose from various materials with different properties allows manufacturers to select the most suitable material for each specific application. The right material selection enhances the functionality of the product or equipment by providing the desired mechanical, thermal, and chemical properties required for optimal performance.

    5. Structural Integrity and Durability:

    Injection molded parts are known for their excellent structural integrity and durability. The molding process ensures uniform material distribution, resulting in parts with consistent strength and reliability. The elimination of weak points, such as seams or joints, enhances the overall structural integrity of the product or equipment. Additionally, injection molded parts are resistant to impact, wear, and environmental factors, ensuring long-lasting functionality in demanding applications.

    6. Integration of Features:

    Injection molding enables the integration of multiple features into a single part. This eliminates the need for assembly or additional components, simplifying the manufacturing process and reducing production time and costs. The integration of features such as hinges, fasteners, or mounting points enhances the overall efficiency and functionality of the product or equipment by providing convenient and streamlined solutions.

    7. Lightweight Design:

    Injection molded parts can be manufactured with lightweight materials without compromising strength or durability. This is particularly advantageous in industries where weight reduction is critical, such as automotive, aerospace, and consumer electronics. The use of lightweight injection molded parts improves energy efficiency, reduces material costs, and enhances the overall performance and efficiency of the products and equipment.

    8. Consistent Surface Finish:

    Injection molding produces parts with a consistent and high-quality surface finish. The use of polished or textured molds ensures that the molded parts have smooth, aesthetic surfaces without the need for additional finishing operations. This consistent surface finish enhances the overall functionality and visual appeal of the product or equipment, contributing to a positive user experience.

    9. Customization and Branding:

    Injection molding allows for customization and branding options, such as incorporating logos, labels, or surface textures, directly into the molded parts. This customization enhances the functionality and marketability of products and equipment by providing a unique identity and reinforcing brand recognition.

    Overall, injection molded parts offer numerous advantages that enhance the efficiency and functionality of products and equipment. Their design flexibility, precision, cost-effectiveness, material selection, structural integrity, lightweight design, and customization capabilities make them a preferred choice for a wide range of applications across industries.

    What industries and applications commonly utilize injection molded parts?

    Injection molded parts find widespread use across various industries and applications due to their versatility, cost-effectiveness, and ability to meet specific design requirements. Here’s a detailed explanation of the industries and applications that commonly utilize injection molded parts:

    1. Automotive Industry:

    The automotive industry extensively relies on injection molded parts for both interior and exterior components. These parts include dashboards, door panels, bumpers, grilles, interior trim, seating components, electrical connectors, and various engine and transmission components. Injection molding enables the production of lightweight, durable, and aesthetically pleasing parts that meet the stringent requirements of the automotive industry.

    2. Consumer Electronics:

    Injection molded parts are prevalent in the consumer electronics industry. They are used in the manufacturing of components such as housings, buttons, bezels, connectors, and structural parts for smartphones, tablets, laptops, gaming consoles, televisions, cameras, and other electronic devices. Injection molding allows for the production of parts with precise dimensions, excellent surface finish, and the ability to integrate features like snap fits, hinges, and internal structures.

    3. Medical and Healthcare:

    The medical and healthcare industry extensively utilizes injection molded parts for a wide range of devices and equipment. These include components for medical devices, diagnostic equipment, surgical instruments, drug delivery systems, laboratory equipment, and disposable medical products. Injection molding offers the advantage of producing sterile, biocompatible, and precise parts with tight tolerances, ensuring safety and reliability in medical applications.

    4. Packaging and Containers:

    Injection molded parts are commonly used in the packaging and container industry. These parts include caps, closures, bottles, jars, tubs, trays, and various packaging components. Injection molding allows for the production of lightweight, durable, and visually appealing packaging solutions. The process enables the integration of features such as tamper-evident seals, hinges, and snap closures, contributing to the functionality and convenience of packaging products.

    5. Aerospace and Defense:

    The aerospace and defense industries utilize injection molded parts for a variety of applications. These include components for aircraft interiors, cockpit controls, avionics, missile systems, satellite components, and military equipment. Injection molding offers the advantage of producing lightweight, high-strength parts with complex geometries, meeting the stringent requirements of the aerospace and defense sectors.

    6. Industrial Equipment:

    Injection molded parts are widely used in industrial equipment for various applications. These include components for machinery, tools, pumps, valves, electrical enclosures, connectors, and fluid handling systems. Injection molding provides the ability to manufacture parts with excellent dimensional accuracy, durability, and resistance to chemicals, oils, and other harsh industrial environments.

    7. Furniture and Appliances:

    The furniture and appliance industries utilize injection molded parts for various components. These include handles, knobs, buttons, hinges, decorative elements, and structural parts for furniture, kitchen appliances, household appliances, and white goods. Injection molding enables the production of parts with aesthetic appeal, functional design, and the ability to withstand regular use and environmental conditions.

    8. Toys and Recreational Products:

    Injection molded parts are commonly found in the toy and recreational product industry. They are used in the manufacturing of plastic toys, games, puzzles, sporting goods, outdoor equipment, and playground components. Injection molding allows for the production of colorful, durable, and safe parts that meet the specific requirements of these products.

    9. Electrical and Electronics:

    Injection molded parts are widely used in the electrical and electronics industry. They are employed in the production of electrical connectors, switches, sockets, wiring harness components, enclosures, and other electrical and electronic devices. Injection molding offers the advantage of producing parts with excellent dimensional accuracy, electrical insulation properties, and the ability to integrate complex features.

    10. Plumbing and Pipe Fittings:

    The plumbing and pipe fittings industry relies on injection molded parts for various components. These include fittings, valves, connectors, couplings, and other plumbing system components. Injection molding provides the ability to manufacture parts with precise dimensions, chemical resistance, and robustness, ensuring leak-free connections and long-term performance.

    In summary, injection molded parts are utilized in a wide range of industries and applications. The automotive, consumer electronics, medical and healthcare, packaging, aerospace and defense, industrial equipment, furniture and appliances, toys and recreational products, electrical and electronics, and plumbing industries commonly rely on injection molding for the production of high-quality, cost-effective, and functionally optimized parts.

    China wholesaler Crane Overload Protection Load Limiter System Overload Indicator  China wholesaler Crane Overload Protection Load Limiter System Overload Indicator
    editor by Dream 2024-05-02