Product Description
V-grooved Taper Bushed Pulley
Type: SPB
Size: 80 ~ 1250
Materials: HT250( C45 steel optional)
| Groove Profile |
WP | b | t | e | f | PD | Angle aº |
g |
| SPZ | 8.5 | 2.0 | +0.6 11.0 0 |
12±0.3 | 8.0±0.6 | ≤80 | 34±1 | 9.72 |
| >80 | 38±1 | 9.88 | ||||||
| SPA | 11.0 | 2.8 | +0.6 13.8 0 |
15±0.3 | 10.0±0.6 | <118 | 34±1 | 12.68 |
| >118 | 38±1 | 12.89 | ||||||
| SPB | 14.0 | 3.5 | +0.6 17.5 0 |
19±0.4 | 12.5±0.8 | ≤190 | 34±1 | 16.14 |
| >190 | 38±1 | 16.41 | ||||||
| SPC | 19.0 | 4.8 | +0.6 23.8 0 |
25.5±05 | 17.0±l | ≤315 | 34±0.5 | 21.94 |
| >315 | 38±0.5 | 22.31 |
Our Mission
Our mission is to build solid, reliable products, provide exceptional service, re-invest in technology and make a dedicated effort to understand the needs of our customers while providing a positive workplace for our employees.
Our philosophy is to design, manufacture and sell our products with all markets in mind. You will never be limited to 1 application with our products.
Who We Are
For more than 15+ years, CHINAMFG has grown into a manufacturing and sales company of standard and custom bearings, automotive bearings, spraying equipment, with focus on research and development of the best products for specific applications. We enjoy working closely with designers and engineers to figure out how to address out a complex manufacturing issue. Furthermore, we’re value-driven and easy to work with. We’re always in mind that our solutions must satisfy our customers even may save their money by reducing manufacturing costs.
How We Can Serve You
We has implemented a total quality control system at our facilities, and manufactures in high volume to a just-in-time program.
To serve the ongoing needs of customers, we built high-efficient sales team to communicate with our customers so that our customers will get full information about our products within 24 hours.
We’re proud of our long-term relationships with our customers.
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| Certification: | ISO |
|---|---|
| Pulley Sizes: | Spb |
| Manufacturing Process: | Casting |
| Material: | Ht250, or C45 |
| Surface Treatment: | Phosphating Treatment |
| Application: | Chemical Industry, Grain Transport, Mining Transport, Power Plant, Oil Insutry |
| Samples: |
US$ 0/Set
1 Set(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
What are some real-world examples of idler pulley applications in various industries?
Idler pulleys have diverse applications across various industries where belt-driven power transmission is utilized. Let’s explore some real-world examples of idler pulley applications in different industries:
1. Automotive Industry:
– Engine Systems: Idler pulleys are commonly used in automotive engines to guide and tension accessory belts that drive components like alternators, water pumps, power steering pumps, and air conditioning compressors.
– Timing Belt Systems: In timing belt systems, idler pulleys help maintain proper tension and alignment of the timing belt, ensuring precise synchronization of engine components.
2. Manufacturing Industry:
– Conveyor Systems: Industries like manufacturing, mining, and logistics employ conveyor systems with idler pulleys to guide and support conveyor belts, facilitating the movement of materials within production lines and warehouses.
– Industrial Machinery: Various industrial machinery, such as woodworking machines, textile machinery, and printing presses, utilize idler pulleys in their belt drive systems for power transmission and tension control.
3. Agricultural Industry:
– Farm Equipment: Agricultural machinery like combines, tractors, and harvesters incorporate idler pulleys to guide and tension belts that drive components such as power take-off (PTO) systems, augers, and conveyors.
4. HVAC Industry:
– Heating and Cooling Systems: HVAC systems commonly use idler pulleys to maintain tension and proper alignment of belts driving components like fans, blowers, compressors, and pumps.
5. Printing and Paper Industry:
– Printing Machines: Printing and copying machines use idler pulleys to guide and tension belts that drive paper feed mechanisms, rollers, and other components involved in the printing process.
– Paper Processing: Idler pulleys are utilized in paper processing machinery to guide and tension belts that transport paper rolls, ensuring smooth operation during cutting, folding, and packaging processes.
6. Exercise Equipment Industry:
– Fitness Machines: Many types of exercise equipment, such as treadmills, stationary bikes, and rowing machines, incorporate idler pulleys in their belt drive systems to guide and tension the belts that provide resistance or transmit power.
These are just a few examples, and idler pulleys can be found in numerous other industries and applications where belt-driven power transmission is integral to the operation of machinery and systems.
Can idler pulleys withstand continuous use and high-speed rotation?
Idler pulleys are designed to withstand continuous use and high-speed rotation in various applications. Here’s a detailed explanation of the factors that contribute to the ability of idler pulleys to withstand continuous use and high-speed rotation:
1. Material Selection:
The choice of materials for idler pulleys is crucial in determining their ability to withstand continuous use and high-speed rotation. Idler pulleys are commonly made from durable materials such as steel, aluminum, or engineered plastics. These materials offer high strength, wear resistance, and dimensional stability. The selection of materials depends on factors such as the load capacity, operating conditions, and rotational speed requirements of the specific application.
2. Bearing Design:
The bearing design used in idler pulleys plays a vital role in their ability to handle continuous use and high-speed rotation. High-quality bearings with appropriate load ratings and speed capabilities are selected to support the rotational motion of the pulley. The bearing design ensures smooth operation, minimizes friction, and provides reliable support for the pulley shaft under continuous and high-speed conditions.
3. Heat Dissipation:
During high-speed rotation, idler pulleys can generate heat due to friction. Adequate heat dissipation mechanisms are incorporated into the design to prevent excessive heat buildup. This can include features such as cooling fins, ventilation holes, or the use of heat-resistant materials. Effective heat dissipation helps maintain the integrity of the idler pulleys and prevents overheating that could lead to premature wear or failure.
4. Load Capacity:
Idler pulleys are designed to handle specific load capacities, which include both radial and axial loads. The load capacity of an idler pulley is determined by factors such as the size, material, and bearing selection. Manufacturers provide load capacity guidelines to ensure that the idler pulleys can withstand continuous use and high-speed rotation without excessive stress or deformation.
5. Precision Manufacturing:
Idler pulleys are manufactured with precision to ensure proper balance, concentricity, and dimensional accuracy. The precise manufacturing process helps minimize vibration, wobbling, and noise during high-speed rotation. It also enhances the overall stability and performance of the idler pulley under continuous use.
6. Quality Control:
Idler pulleys undergo rigorous quality control measures during the manufacturing process. These measures include inspections, testing, and adherence to industry standards to ensure that the pulleys meet the required specifications. Quality control measures help ensure the reliability, durability, and performance of idler pulleys during continuous use and high-speed rotation.
Overall, idler pulleys are designed and engineered to withstand continuous use and high-speed rotation in various applications. Through careful material selection, bearing design, heat dissipation, load capacity considerations, precision manufacturing, and quality control measures, idler pulleys can reliably perform their intended functions even under demanding operating conditions.
What is an idler pulley, and what is its role in mechanical systems?
An idler pulley is a type of pulley that is used in mechanical systems to change the direction of a belt or to maintain tension in the belt. It is called an “idler” because it does not transmit power to any other components but instead acts as a guide or support for the belt.
The primary role of an idler pulley is to redirect the path of a belt in a system. It is typically used when the desired path of the belt requires a change in direction or when there is a need to take up slack or maintain proper tension in the belt.
Here are some key functions and roles of an idler pulley in mechanical systems:
1. Belt Direction Change:
An idler pulley can redirect the path of a belt, allowing it to travel around obstacles or change its course. By introducing an idler pulley at a specific location, the belt can be guided along a desired path, enabling efficient power transmission and operation of the system.
2. Belt Tension Maintenance:
Idler pulleys are often used to maintain proper tension in a belt. By incorporating an idler pulley in a belt system, it can take up slack or provide additional tension to ensure optimal power transmission and prevent belt slippage.
3. Belt Length Compensation:
In some systems, the length of the belt may need to be adjusted to accommodate variations in the distance between pulleys or to accommodate different operating conditions. Idler pulleys can be used to compensate for these variations by allowing the belt to be lengthened or shortened as required.
4. Belt Alignment:
Idler pulleys can contribute to maintaining proper belt alignment. By strategically positioning idler pulleys along the belt path, they can help guide the belt and prevent it from drifting or misaligning, ensuring smooth and efficient operation.
5. Noise and Vibration Reduction:
In some cases, idler pulleys can help reduce noise and vibration in a mechanical system. By properly tensioning the belt and minimizing unnecessary movement or oscillation, idler pulleys can contribute to a quieter and more stable operation.
It’s important to note that the specific role and function of an idler pulley can vary depending on the particular mechanical system and its requirements. Proper selection, installation, and maintenance of idler pulleys are crucial to ensure optimal performance, belt longevity, and overall system efficiency.
editor by CX
2024-02-01