Product Description
| Description | 1″, 2″, 3″Pulley |
| struction | The pulley is 2pcs of 1.2mm cold rolled stel sheet riveted together, 6 rivets preportionally spaced. Inner ring heat treated. |
| Thickness | 1.2mm |
| Clamp | 2.0mm |
| Finish | zinc plated |
HangZhou Rongli Metal Products Co., Ltd founded in 1998, it is an enterprise with the qualification of import and export, integrating design, production and trading various metal products. Our factory is located in HangZhou, and covers an area of 40, 000 metre square.
We have the complete production equipment and machines: CNC Laser cutting machine, CNC punching machine, CNC bending machine, CNC shearing machine, High speed punching machines, milling machine, grinding machine and a 2000 metre square big Automatic painting line.
The main products scope are Garage door hardwares, industrial door hardwares, furniture hardware, truck hardware, elevator accessory, cleaning products and safety boxes etc.
Our customers are from all over the world, especially from North American, European, Australia. We have more experiences and abilities to provide our customers, the good service, higher quality goods, better prices, and reliable supply chain in China.
Welcome to our company and build new business with us, if you have any question and inquiries, please do not hesitate to contact us!
| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Certification: | ISO |
| Splittable: | Unsplittable |
| Surface Treatment: | Zinc Plated |
| Material: | Steel |
| Samples: |
US$ 0.2/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Can you explain the primary functions and components of a garage door pulley?
The primary functions and components of a garage door pulley are essential to the proper operation of a garage door system. Here’s an explanation of these functions and components:
1. Cable Support:
A garage door pulley provides support for the lifting cables of the garage door. The cables are attached to the bottom corners of the door and run through the pulleys, allowing for smooth and controlled movement.
2. Cable Direction:
The pulleys play a role in changing the direction of the lifting cables. As the cables extend from the bottom corners of the garage door, they pass through the pulleys, redirecting their path toward the garage door opener or torsion spring system.
3. Cable Tension:
Garage door pulleys help maintain proper tension in the lifting cables. They distribute the weight of the door evenly, ensuring that the cables remain taut and balanced during operation.
4. Wheel or Sheave:
The main component of a garage door pulley is the wheel or sheave. It is typically made of metal or durable plastic and features a grooved rim that allows the lifting cables to fit securely into the groove.
5. Bracket or Shaft:
The wheel or sheave of the pulley is mounted on a bracket or shaft. This provides a stable and secure position for the pulley, allowing it to rotate smoothly as the cables pass over it.
6. Ball Bearings:
High-quality garage door pulleys often incorporate ball bearings within the wheel or sheave. These bearings reduce friction and facilitate smooth rotation of the pulley, contributing to efficient door operation.
7. Pulley Housing:
In some garage door systems, the pulley may be enclosed within a housing. The housing serves to protect the pulley components from dust, debris, and moisture, promoting longevity and reliable performance.
8. Lubrication Points:
Garage door pulleys may have designated lubrication points to ensure smooth movement and reduce friction. Regular lubrication of these points helps maintain optimal performance and prolong the lifespan of the pulley.
Overall, the primary functions of a garage door pulley include cable support, cable direction, and cable tension. The main components of a pulley are the wheel or sheave, bracket or shaft, ball bearings, pulley housing (if applicable), and lubrication points. Understanding these functions and components is crucial for proper maintenance and troubleshooting of the garage door pulley system.
editor by CX
2023-09-22