Tag Archives: pulley block

China OEM Flat Belt Pulley Block V Timing Belt Pulley with Hot selling

Product Description

Flat belt pulley block v timing belt pulley

 

V belt pulley specifications

·  European standards : 

    a) V-belt pulley for taper bushing: SPZ, SPA, SPB, SPC    

    b) Adjustable speed V-belt pulleys and variable speed pulleys              

    c) Flat belt pulleys and conveyor belt pulleys
     
    d) Have many models , cannot show all together here , need to know learn more ,contact us .

500 – 1 x SPZ – 2517 Taper-v-belt pulley
50 – 2 x SPZ – 1008 rü 26 Taper-v-belt pulley
56 – 2 x SPZ – 1108 rü 26 Taper-v-belt pulley
60 – 2 x SPZ – 1108 rü 26 Taper-v-belt pulley
63 – 2 x SPZ – 1108 bü Taper-v-belt pulley
67 – 2 x SPZ – 1108 bü Taper-v-belt pulley
71 – 2 x SPZ – 1108 Taper-v-belt pulley
75 – 2 x SPZ – 1210 bü Taper-v-belt pulley
80 – 2 x SPZ – 1210 bü Taper-v-belt pulley
85 – 2 x SPZ – 1610 bü Taper-v-belt pulley
90 – 2 x SPZ – 1610 bü Taper-v-belt pulley
95 – 2 x SPZ – 1610 bü Taper-v-belt pulley
100 – 2 x SPZ – 1610 bü Taper-v-belt pulley
106 – 2 x SPZ – 1610 bü Taper-v-belt pulley
112 – 2 x SPZ – 1610 bü Taper-v-belt pulley
118 – 2 x SPZ – 1610 bü Taper-v-belt pulley
125 – 2 x SPZ – 1610 bü Taper-v-belt pulley
132 – 2 x SPZ – 1610 bü Taper-v-belt pulley
140 – 2 x SPZ – 1610 bü Taper-v-belt pulley
150 – 2 x SPZ – 2012 bü Taper-v-belt pulley
160 – 2 x SPZ – 2012 bü Taper-v-belt pulley
170 – 2 x SPZ – 2012 bü Taper-v-belt pulley
180 – 2 x SPZ – 2012 bü Taper-v-belt pulley
190 – 2 x SPZ – 2012 bü Taper-v-belt pulley
200 – 2 x SPZ – 2012 bü Taper-v-belt pulley

SPB-1
PULLEY MODEL TAPER BUSH WEIGHT F R L P
SPB100-1 1610 0.9 25   25  
SPB106-1 1610 1.1 25   25  
SPB112-1 1610 1.2 25   25  
SPB118-1 1610 1.3 25   25  
SPB125-1 1610 1.5 25   25  
SPB132-1 1610 1.7 25   25  
SPB140-1 1610 1.8 25   25  
SPB150-1 1610 2.1 25   25  
SPB160-1 1610 2.5 25   25  
SPB170-1 1610 2.9 25   25  
SPB180-1 1610 3.2 25   25  
SPB190-1 2012 3.8 25   32 3.5
SPB200-1 2012 4.2 25   32 3.5
SPB212-1 2012 4.3 25   32 3.5
SPB224-1 2012 4.7 25   32 3.5
SPB236-1 2012 5.1 25   32 3.5
SPB250-1 2012 5.7 25   32 3.5
SPB280-1 2012 6 25   32 3.5
SPB300-1 2012 7.1 25   32 7
SPB315-1 2012 7.5 25   32 3.5

FAQ

1.Q: What is your Trade term ?
A: FOB HangZhou Or HangZhou port
 
2.Q: Can you offer OEM ?
A: Yes , OEM are always welcomed . Please emial us relevant information .
 
3.Q: Can I get some samples before placing order ?
A: Yes, We will offer 1-2 pcs samples free of charge . Due to different situation , some samples will be charged . If you need further information about our sample policy , please contact us .
 
4.Q: What is your MOQ ?
A: MOQ of most our products is 1000 pcs , different items maybe different .
 
5.Q: How can you ensure the quality inspection?
A: On the order process,we have inspection standard before delivery and will supply you the pictures.

6. Q: What about the lead time for mass production ?
     A: It depends on the order quantity and the season you place the order . In general , our lead time is     about 15~25 days , depends on products

Our service :
Sample service:
-We provide free samples for our existing products range. 
 -Sample and tooling charges need if special design needed, the exact charges depends on  your final design and product. 
-We will return sample charges to you once place an order, and return the tooling charges      once the order quantity reach to certain quantity. 
-It will take 2-3days for free samples.
Customized services:
– We provide OEM and ODM process Service, also Provide product sketch. 
After-sale services:
– For most of our products, we provide one year warranty.If any items broken for unartificial  reason, we can replace the items after having the approve. We guarantee your satisfaction with all our merchandise. The feedbacks will be paid more attentions from customers constant, we will solve the problems timely.

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Certification: ISO
Pulley Sizes: OEM
Manufacturing Process: Casting
Material: Iron
Surface Treatment: Polishing
Application: Chemical Industry, Grain Transport, Mining Transport, Power Plant, OEM
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

flat belt pulley

How do flat belt pulleys contribute to efficient power transmission?

Flat belt pulleys play a significant role in achieving efficient power transmission in various mechanical systems. Here’s a detailed explanation:

1. Large Contact Area:

Flat belt pulleys have a wide and flat contact surface with the belt. This large contact area allows for efficient power transfer by maximizing the frictional forces between the pulley and the belt. The increased contact area results in enhanced grip, reducing the likelihood of belt slippage and improving power transmission efficiency.

2. Flexibility and Tension:

The flexibility of flat belts enables them to conform to the shape of the pulleys and maintain contact along the entire width of the belt. This flexibility allows for effective power transmission around bends and over pulleys of different diameters. Additionally, proper tensioning of the belt ensures optimal contact and minimizes energy losses due to excessive belt sag or tightness.

3. Smooth Operation:

Flat belt pulleys, when properly aligned and balanced, offer smooth and vibration-free operation. This smooth operation reduces energy losses that may occur due to belt oscillation or excessive vibrations. It also helps to minimize noise and prolong the life of the belt and pulley components.

4. Adjustable Speed Ratios:

By using different-sized pulleys in a flat belt drive system, the speed ratio between the driving and driven pulleys can be adjusted. This allows for versatile power transmission, enabling the selection of the desired output speed based on the application requirements. The ability to adjust speed ratios contributes to efficient power utilization and the optimization of machinery performance.

5. Easy Maintenance and Replacement:

Flat belt pulleys are relatively easy to maintain and replace. Belt tension adjustments, pulley alignment checks, and periodic belt inspections can help ensure efficient power transmission. When replacement is necessary, flat belts are readily available and can be quickly installed, reducing downtime and improving overall system efficiency.

6. Cost-effectiveness:

Flat belt pulleys offer a cost-effective solution for power transmission compared to other types of drives. They are relatively simple in design, require minimal lubrication, and have lower initial costs compared to systems such as gear drives or chain drives. This cost-effectiveness makes flat belt pulleys a popular choice in a wide range of applications.

By maximizing the contact area, ensuring proper tension, providing smooth operation, allowing for adjustable speed ratios, and offering ease of maintenance, flat belt pulleys contribute to efficient power transmission. Their design characteristics and versatility make them suitable for various industrial and mechanical systems.

flat belt pulley

How does the design of a flat belt pulley affect its performance?

The design of a flat belt pulley plays a crucial role in determining its performance characteristics. Here’s a detailed explanation:

1. Groove Profile:

The groove profile of a flat belt pulley affects the grip and traction between the pulley and the belt. Different groove profiles, such as V-shaped, U-shaped, or flat, are used depending on the type of belt being used. The groove profile should be designed to optimize the belt’s contact area and prevent slippage, ensuring efficient power transmission.

2. Diameter and Width:

The diameter and width of the pulley directly impact its mechanical advantage and power transmission capabilities. Larger pulley diameters result in higher belt speeds and increased power transmission capacity, while wider pulleys provide better belt support and reduced belt stress.

3. Material Selection:

The choice of material for the pulley affects its strength, durability, and resistance to wear and corrosion. Commonly used materials include steel, cast iron, aluminum, and plastics. The material selection should be based on factors such as the load capacity, operating environment, and desired lifespan of the pulley.

4. Balance and Alignment:

A well-designed flat belt pulley should be properly balanced and aligned to minimize vibration and ensure smooth operation. Imbalances or misalignment can result in increased noise, reduced efficiency, and premature wear of the pulley and belt.

5. Tensioning Mechanism:

The design of the tensioning mechanism, such as an idler pulley or tensioning screw, can impact the ease of belt tensioning and the ability to maintain proper belt tension over time. A well-designed tensioning mechanism ensures consistent and reliable power transmission by maintaining the optimal tension in the belt.

6. Flanges and Hub Configuration:

The presence of flanges or the configuration of the hub can affect the stability and alignment of the pulley. Flanges help to keep the belt contained within the pulley, preventing lateral movement and ensuring proper tracking. The hub configuration should provide a secure and accurate connection to the shaft, minimizing slippage or misalignment.

7. Surface Finish and Coating:

The surface finish and coating of the pulley can influence its friction characteristics, wear resistance, and corrosion protection. Smooth surface finishes and appropriate coatings can reduce friction, extend the life of the pulley and belt, and improve overall performance.

By carefully considering and optimizing these design factors, flat belt pulleys can be engineered to deliver efficient and reliable power transmission, minimize belt wear, and ensure long-lasting performance in various applications.

flat belt pulley

What are the key components and design features of a flat belt pulley?

A flat belt pulley consists of several key components and design features that enable its functionality. Here’s a detailed explanation:

1. Pulley Body:

The pulley body forms the main structure of the flat belt pulley. It is typically cylindrical or disk-shaped and is made of durable materials such as cast iron, steel, or aluminum. The pulley body provides the foundation for the other components and supports the flat belt during operation.

2. Pulley Surface:

The surface of a flat belt pulley is designed to accommodate the flat belt. It may be flat or slightly concave to enhance belt contact and improve power transmission efficiency. The surface finish is chosen to optimize friction and traction between the pulley and the flat belt, reducing slippage and ensuring reliable power transfer.

3. Belt Grooves:

Some flat belt pulleys feature grooves or channels on their surface to accommodate the flat belt. These grooves provide a secure fit for the belt, preventing it from slipping or coming off the pulley during operation. The number and configuration of the grooves may vary depending on the specific application and belt requirements.

4. Hub or Bore:

The hub or bore is the central opening in the pulley body that allows the pulley to be mounted on a shaft. It is typically cylindrical and matches the diameter of the shaft. The hub may have keyways, set screws, or other mechanisms to ensure a secure and precise connection between the pulley and the shaft.

5. Keyway:

A keyway is a slot or groove machined into the bore of the flat belt pulley. It is used to accommodate a key, which is a small, rectangular metal piece. The key prevents the pulley from rotating independently on the shaft by providing a positive engagement between the pulley and the shaft.

6. Set Screws or Locking Mechanisms:

In addition to or instead of a keyway, flat belt pulleys may incorporate set screws or other locking mechanisms to secure the pulley to the shaft. These mechanisms allow for easy installation and removal of the pulley while ensuring it remains firmly in place during operation.

7. Balance and Alignment Features:

Flat belt pulleys are often balanced and aligned to minimize vibration and ensure smooth operation. Imbalances can lead to increased wear on the belt, bearings, and other components, as well as contribute to noise and reduced performance. Balancing techniques, such as counterweights or precision machining, are employed to achieve optimal balance. Additionally, pulleys may incorporate features like crowned surfaces or tracking guides to aid in belt alignment, reducing the risk of misalignment and optimizing power transmission.

8. Protective Coatings or Finishes:

To enhance durability and corrosion resistance, flat belt pulleys may be coated with protective finishes or coatings. These coatings, such as paint, powder coating, or specialized treatments, help protect the pulley from environmental factors, moisture, and wear, extending its service life.

In summary, the key components and design features of a flat belt pulley include the pulley body, pulley surface, belt grooves, hub or bore, keyway, set screws or locking mechanisms, balance and alignment features, as well as protective coatings or finishes. These elements work together to ensure efficient power transmission and reliable operation in machinery.

China OEM Flat Belt Pulley Block V Timing Belt Pulley   with Hot selling	China OEM Flat Belt Pulley Block V Timing Belt Pulley   with Hot selling
editor by CX