China manufacturer Construction Site Lifting Knuckle Boom Crane Spider Crawler Cranes

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
Max. Lifting Height: 9.2m
Rated Loading Capacity: 3ton
Certification: ISO9001, CE
Condition: New
Warranty: 1 Year
Customization:
Available

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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.

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.

China manufacturer Construction Site Lifting Knuckle Boom Crane Spider Crawler Cranes  China manufacturer Construction Site Lifting Knuckle Boom Crane Spider Crawler Cranes
editor by CX 2024-02-26