Product Description
Product Description
NUS 3.0A miniature crawler crane, powered by Yangma diesel engine, is A fully proportional intelligent spider crane with remote control. The power and hydraulic system are all made of original parts from Japan, making the power output efficient. CHINAMFG proportional valve is adopted in the system, can according to actual needs, to realize the stepless speed regulating, leg have a key leveling function, eliminating the tedious leg leveling operation, work more efficient, hanging arm, leg and walking to realize self-locking interlock, and install a torque control, makes the equipment operation more secure, especially equipped with step pioneering double speed winding, fast speed, high efficiency.
Detailed Photos
Adopt double speed winch; Single rate, hook with double speed, speed is 24m/min and 48m/min, winch drum capacity hit 100 meters, especially suitable for high-rise buildings of the object transport.
The lifting arm adopts double oil cylinder, unique design of 5 pieces arm, long extension, short contraction. Under the same lifting weight, the crane volume is smaller (the length of spider crane is 2.9 meters), and it can take the elevator with a load of 3 tons to go upstairs, and it can make the boom to a certain extent of load expansion.
Sensor of outrigger on the ground Each leg is equipped with grounding sensor, when the leg off the ground danger, the machine alarm, stop working.Ensure that the machine will not overturn. The crane arm is equipped with moment limiter, each length shows the corresponding limit of load, to ensure that the crane works under the safe lifting weight, and with the moment limiter together to form a double insurance, It can prevent the rollover accident and prevent overload and damage to the boom.
Interlock system After the lifting arm is reset, the supporting leg and travel can be operated to protect the safety of the crane.
380V electric power and gasoline engine (diesel engine) dual power. In places where the engine cannot be used, it can be dragged by wire for operation (especially in areas where gasoline and diesel are strictly controlled), and it can also be equipped with battery pure electric spider crane.
The outrigger is fixed from multiple angles, and the outrigger can be adjusted and fixed according to the construction environment in the face of different narrow working environment. Legs can be operated independently according to the surrounding environment, or 4 legs can be controlled by remote control at the same time to achieve one-button leveling. Beginners can also operate legs easily, so that the car body is always in a level state.
Product Parameters
Model | NU3.0 | |
Specification | 2.95t*1.3m | |
Maximum working radius | 8.3m*0.14t | |
Maximum ground lifting height | 9.2m | |
Maximum underground lifting height | – | |
Winch device | Hook speed | 6.5m/min(4) |
Rope type | Φ8mm×45mm | |
Telescopic system | Boom type | Full automatic 5 section |
Boom length | 2.65m-8.92m | |
Telescopic length/time | 6.36m/26sec | |
Up and downs | Boom angle/time | 0°-75°/14 sec |
SlKB System | SlKB angle/time | 360°continuous/40sec |
Outrigger System | Outrigger active form | Automatic for the 1 section,manual adjustment for 2,3 section. |
Maximum extended dimensions | 3900mm*3750mm | |
Traction System | Working way | Hydraulic motor driven,stepless speed change |
Working speed | 0-2.9Km/h | |
Ground length×width×2 | 1571mm*200mm*2 | |
Grade ability | 20° | |
Ground pressure | 51Kpa | |
Safety Devices | Air level,Moment limiter(Height limiter),Alarm Device,Emergency Stop Button | |
System voltage | DC12V | |
Diesel engine (optional) | Type | 2TNV70-PYU |
Displacement | 570ml | |
Maximum output | 7.5kw | |
Starting method | Electric staring | |
Fuel tank capacity | 11L | |
Operation temperature | -5°C-40°C | |
Battery capacity | 12v45Ah | |
Petrol engine | Model | Kohler |
Displacement | 389.2ml | |
Maximum output | 6.6kw | |
Starting method | Recoil start/electric starting | |
Fuel tank capacity | 6L | |
Operation temperature | -5°C-40°C | |
Battery capacity | 12v 36Ah | |
Electric motor | Power suppler voltage | AC 380V |
Power | 4KW | |
Remote Control | Type | BOX1.1(optional) |
Operation range | 100m | |
Water -proof standard | IP67 | |
Dimension | Length *width *length | 2900mm*800mm*1450mm |
Weight | Vehicle weight | 2050kg |
Package size | 3200mm*1200mm*1900mm |
Packaging & Shipping
Product advantange
The plane is full remote control models of 3 tons crawler crane, the function is all ready fuselage compact, hydraulic walking, safety design can prevent wrong operation, to adapt to the rugged outdoors, u-shaped telescopic boom, a weight display, leg sensor protection, high strength, and by using the 3 tons of the company the first winding double speed, high speed, efficient fast, cost-effective.
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After-sales Service: | Give The Solution Within 6 Hours |
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Max. Lifting Height: | 9.2m |
Rated Loading Capacity: | 3ton |
Certification: | ISO9001, CE |
Condition: | New |
Warranty: | 1 Year |
Customization: |
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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.
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.
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.
editor by CX 2024-02-25