China Custom Lift Elevator Accessories Plastic Nylon Wheel Pulley double pulley

Product Description

Cast Iron Sheave Cast Iron Pully for Elevator / Elevator traction system (Rope wheel series)
 

Φ D A Φ E Bearing arrangement
Φ240 52-76 Φ80-Φ90 6208-6210
Φ240 52-76 Φ80-Φ100 6208-6211
Φ320 64-90 Φ90-110 6210-6212
Φ400 78-145 Φ100-Φ140 6211-6216
6309-6313
Φ440 78-145 Φ120-Φ150 6311-6314
Φ480 89-165 Φ120-Φ150 6311-6314
Φ520 94-175 Φ130-Φ150 6312-6314
NJ312-NJ314
Φ600 94-135 Φ130-Φ150 6312-6314
NJ312-NJ314
Φ640 136-210 Φ140-Φ190 6313-6318
NJ313-NJ318


About us

 

Why choose us? 
ZheZheJiang nny Elevator Co., Ltd, founded in 1992, is a 30-year professional manufacturer specializing in designing and producting Opto-Electro-Mechanical products. 
Sunny Elevator has started import and export since 2012. 
We have experience for exporting all kinds of elevator & elevator parts to 80 countries all over the world. 

 

After-sales Service: with
Warranty: 12 Months
Type: Control System
Suitable for: Elevator
Load Capacity: 1000kg
Persons: 11-20
Customization:
Available

|

Customized Request

wheel pulley

Can wheel pulleys be used in both simple and complex mechanical systems?

Yes, wheel pulleys can be used in both simple and complex mechanical systems. Here’s a detailed explanation:

1. Simple Mechanical Systems:

Wheel pulleys are commonly employed in simple mechanical systems where basic power transmission or motion control is required. For example, in simple belt and pulley systems, a single wheel pulley is used to transfer rotational motion from one shaft to another using a belt. This setup is often found in applications such as small machinery, home appliances, or simple mechanical devices. The simplicity of wheel pulley systems makes them easy to design, install, and maintain.

2. Complex Mechanical Systems:

Wheel pulleys also find extensive use in complex mechanical systems where multiple pulleys and belts are interconnected to achieve intricate motion control or power transmission requirements. In such systems, multiple pulleys with different sizes and configurations are arranged in various combinations to create complex mechanical arrangements like gear trains, serpentine belt systems, or timing belt systems.

Complex mechanical systems can be found in a wide range of applications, including automotive engines, industrial machinery, conveyor systems, and robotics. These systems often involve precise synchronization, high torque transfer, or the coordination of multiple moving parts. Wheel pulleys, with their ability to handle different belt types and sizes, provide versatility and flexibility in constructing complex mechanical systems.

3. Advantages in Both Simple and Complex Systems:

Wheel pulleys offer several advantages that make them suitable for both simple and complex mechanical systems:

a. Cost-Effectiveness: Wheel pulleys are relatively cost-effective compared to other complex power transmission solutions. They are often made from readily available materials and can be mass-produced, making them affordable for a wide range of applications.

b. Versatility: Wheel pulleys can accommodate different belt types, sizes, and materials, allowing for flexibility in system design. This versatility enables engineers to tailor the mechanical system to specific requirements, such as load capacity, speed, and space constraints.

c. Easy Installation and Maintenance: Wheel pulleys are relatively straightforward to install and maintain. They can be easily mounted on shafts, and belt replacement or adjustment can be performed with minimal effort or specialized tools.

d. Reliable Power Transmission: Wheel pulleys, when properly designed and installed, provide reliable power transmission with minimal slippage. The engagement between the pulley and the belt ensures efficient torque transfer, making them suitable for applications that require precise motion control or high power transmission efficiency.

Overall, wheel pulleys are versatile components that can be utilized in both simple and complex mechanical systems. Their cost-effectiveness, versatility, ease of installation, and reliable power transmission capabilities make them a popular choice across a wide range of industries and applications.

wheel pulley

What safety considerations should be kept in mind when working with wheel pulleys?

Working with wheel pulleys requires adherence to certain safety considerations to ensure the well-being of individuals and the proper functioning of the equipment. Here are important safety considerations to keep in mind:

1. Proper Guarding:

Wheel pulleys should be properly guarded to prevent accidental contact with moving parts. Guards should be installed to cover the pulley and belt or rope to minimize the risk of entanglement or injury. This is especially important in areas where personnel or operators are present.

2. Lockout/Tagout Procedures:

When performing maintenance or repair tasks involving wheel pulleys, lockout/tagout procedures should be followed. This involves isolating the power source, such as shutting off the equipment or disconnecting the power supply, and using lockout/tagout devices to prevent accidental energization. This ensures that the pulley remains stationary and prevents unexpected movement that could cause injury.

3. Personal Protective Equipment (PPE):

Appropriate personal protective equipment should be worn when working with wheel pulleys. This may include safety glasses or goggles to protect the eyes from flying debris, gloves to protect hands during handling or maintenance tasks, and other PPE as necessary based on the specific work environment and hazards present.

4. Regular Maintenance and Inspection:

Regular maintenance and inspection of wheel pulleys are essential for safe operation. Inspect pulleys for signs of wear, damage, or misalignment, and ensure proper lubrication of bearings and other moving parts. Any worn or damaged pulleys should be promptly replaced to prevent failures that could lead to accidents.

5. Proper Training and Supervision:

Individuals working with wheel pulleys should receive proper training on their safe operation, maintenance procedures, and the potential hazards associated with them. Adequate supervision should be provided, especially for individuals who are new to working with wheel pulleys or are performing complex tasks.

6. Load Capacity and Operating Limits:

Ensure that the wheel pulleys are used within their specified load capacity and operating limits. Overloading the pulleys can lead to premature failure, increased wear, and potential accidents. Refer to the manufacturer’s guidelines or technical specifications to determine the appropriate load capacity and operating limits.

7. Clear Work Area:

Keep the work area around wheel pulleys clear of obstructions, debris, or loose objects that could interfere with their operation. This helps prevent accidents, tripping hazards, or damage to the equipment.

8. Risk Assessment:

Conduct a thorough risk assessment to identify potential hazards associated with working with wheel pulleys. Take appropriate measures to mitigate these risks, such as implementing safety procedures, providing adequate training, and using safety devices or engineering controls.

It is important to prioritize safety when working with wheel pulleys. By following proper safety precautions, individuals can minimize the risk of accidents, injuries, and equipment damage, ensuring a safe working environment.

wheel pulley

How do wheel pulleys handle variations in load capacity and speed?

Wheel pulleys are designed to handle variations in load capacity and speed in power transmission systems. Here’s a detailed explanation of how they handle these variations:

Load Capacity:

1. Pulley Size and Diameter:

Wheel pulleys can be designed with different sizes and diameters to accommodate varying load capacities. Larger pulleys have a greater contact surface area with the belt or rope, distributing the load over a larger area and reducing the stress on the pulley. This allows for the transmission of higher loads without compromising the integrity of the pulley.

2. Material and Construction:

Wheel pulleys are manufactured using materials that offer high strength and durability. Common materials include metals such as steel or cast iron, as well as high-strength plastics. The construction of the pulleys is designed to withstand the anticipated loads without deformation or failure.

3. Bearing and Shaft Design:

The bearings and shafts supporting the wheel pulleys are chosen and designed to handle the expected loads. They are selected based on load capacity, speed, and the specific requirements of the application. High-quality bearings and robust shafts ensure smooth rotation and reliable performance under varying load conditions.

Speed:

1. Pulley Ratio:

Wheel pulleys operate on the principle of pulley ratio, where the speed of the driven pulley is determined by the ratio of the sizes of the driving and driven pulleys. By adjusting the pulley sizes, the speed of the driven pulley can be modified to meet the desired requirements. This allows for variations in speed without the need for complex transmission mechanisms.

2. Belt or Rope Selection:

The selection of the belt or rope used with the wheel pulleys can also influence the speed capabilities. Different types of belts or ropes have varying speed ratings and can handle different operating speeds. By choosing the appropriate belt or rope material and design, the wheel pulleys can effectively handle variations in speed.

3. Pulley Design:

Wheel pulleys are designed to minimize slippage and ensure efficient power transmission at different speeds. The pulley grooves are shaped and dimensioned to match the profile of the belt or rope, maximizing the contact area and grip. This design feature helps maintain consistent power transmission even at varying speeds.

Overall, wheel pulleys handle variations in load capacity and speed through careful design considerations, such as pulley size and diameter, material selection, bearing and shaft design, pulley ratio, belt or rope selection, and pulley design. By incorporating these factors, wheel pulleys provide reliable and efficient power transmission across a range of load and speed conditions.

China Custom Lift Elevator Accessories Plastic Nylon Wheel Pulley   double pulley	China Custom Lift Elevator Accessories Plastic Nylon Wheel Pulley   double pulley
editor by CX