China Standard China Arc Type European Standard 5 M Timing Belt Pulleys belt pulley

Product Description

China Arc type European standard 5 m timing belt pulleys

 

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)

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Request Sample

Customization:
Available

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Customized Request

pulley

How does the diameter of a pulley affect its mechanical advantage?

The diameter of a pulley plays a significant role in determining its mechanical advantage. Mechanical advantage refers to the ratio of the output force or load to the input force or effort applied to the pulley system. Here’s how the diameter of a pulley affects its mechanical advantage:

1. Larger Diameter: When the diameter of a pulley increases, the mechanical advantage also increases. A larger diameter means that the circumference of the pulley is greater, allowing a longer length of rope or belt to be wrapped around it. As a result, a larger pulley requires less effort force to lift a given load. This is because the load is distributed over a greater length of rope or belt, reducing the force required to overcome the load.

2. Smaller Diameter: Conversely, when the diameter of a pulley decreases, the mechanical advantage decreases. A smaller diameter means that the circumference of the pulley is reduced, resulting in a shorter length of rope or belt wrapped around it. As a result, a smaller pulley requires more effort force to lift a given load. This is because the load is concentrated over a shorter length of rope or belt, requiring a greater force to overcome the load.

It’s important to note that while a larger diameter pulley offers a greater mechanical advantage in terms of reducing the effort force required, it also results in a slower speed of the load being lifted. This is because the longer length of rope or belt requires more input distance to achieve a given output distance. On the other hand, a smaller diameter pulley offers a lower mechanical advantage but allows for a faster speed of the load being lifted.

The mechanical advantage of a pulley system can be calculated using the formula:

Mechanical Advantage = Load / Effort

Where “Load” refers to the weight or force being lifted and “Effort” refers to the force applied to the pulley system. By adjusting the diameter of the pulley, the mechanical advantage can be optimized to suit the specific requirements of the application, balancing the effort force and speed of the load being lifted.

pulley

How do pulleys work in garage door openers and winches?

Pulleys play a crucial role in both garage door openers and winches, enabling the smooth and efficient operation of these devices. They provide mechanical advantage, facilitate load lifting and lowering, and contribute to the overall functionality and safety of garage door openers and winches. Here’s how pulleys work in each of these applications:

1. Garage Door Openers:

In a typical garage door opener system, pulleys are used in conjunction with a motor, drive belt or chain, and a set of cables or torsion springs. The pulleys are mounted on the garage door’s torsion bar or header, and the cables or springs are connected to the bottom of the door. Here’s how the pulleys work in a garage door opener:

– Motor and Drive Mechanism: The motor drives a pulley or sprocket, which is connected to a drive belt or chain. As the motor rotates the pulley, the drive belt or chain moves, transferring rotational motion to another pulley or sprocket mounted on the torsion bar.

– Torsion Bar and Cables: The torsion bar, equipped with a pulley, is located above the garage door. The cables are threaded through the pulleys and attached to the bottom of the door on each side. When the motor rotates the torsion bar pulley, the cables move, causing the garage door to open or close.

– Mechanical Advantage: By using pulleys, the garage door opener system creates a mechanical advantage. The arrangement of the pulleys and cables or springs helps distribute the load, making it easier for the motor to lift the heavy garage door. This mechanical advantage reduces the strain on the motor and ensures smooth and controlled movement of the door.

2. Winches:

Pulleys are also integral components of winches used for lifting and pulling heavy loads. Winches consist of a drum or spool around which a cable or rope is wrapped, and pulleys are used to guide and redirect the cable or rope. Here’s how pulleys work in a winch:

– Load Lifting: The cable or rope is wound around the winch drum, and one end is attached to the load to be lifted or pulled. The other end is connected to a fixed point or a secondary pulley system. As the winch drum rotates, the cable or rope is wound or unwound, allowing the load to be lifted or lowered.

– Pulley Systems: Pulleys are used in winches to redirect the cable or rope, providing a mechanical advantage and ensuring smooth movement. Additional pulleys may be employed to create a block and tackle system, further increasing the mechanical advantage and the winch’s lifting capacity.

– Control and Safety: Winches often incorporate braking systems and clutches to control the movement and secure the load. Pulleys play a role in these control mechanisms, helping to regulate the winch’s speed and provide reliable stopping and holding power.

Overall, pulleys are essential components in garage door openers and winches, enabling the smooth and controlled movement of heavy loads. They provide mechanical advantage, facilitate load lifting and lowering, and contribute to the efficiency and safety of these devices.

pulley

What safety precautions should be observed when using pulleys?

When using pulleys, it is important to observe several safety precautions to ensure the well-being of individuals involved and prevent accidents. Here are some key safety precautions that should be followed:

1. Proper Training: Individuals who operate or work around pulley systems should receive proper training on their usage, including understanding the equipment, safety procedures, and potential hazards. Training should cover topics such as load limits, proper lifting techniques, and the importance of following safety guidelines.

2. Inspections and Maintenance: Regular inspections and maintenance of pulleys are crucial for identifying any signs of wear, damage, or malfunction. Inspect pulleys for cracks, deformation, excessive wear, or any other issues that may compromise their integrity. Replace damaged or worn-out pulleys immediately to prevent accidents.

3. Load Capacity: Ensure that the load being lifted or moved does not exceed the rated load capacity of the pulley system. Exceeding the load capacity can lead to overloading, which may result in equipment failure, accidents, or injuries. Refer to the manufacturer’s guidelines or load capacity charts for proper load calculations.

4. Secure Attachment: Ensure that pulleys are securely attached to their mounting points or support structures. Loose or improperly secured pulleys can cause the load to shift or fall, posing significant safety risks. Use appropriate hardware, such as bolts or clamps, and follow manufacturer recommendations for proper attachment methods.

5. Personal Protective Equipment (PPE): Individuals involved in pulley operations should wear the necessary PPE, depending on the specific hazards present. This may include safety helmets, gloves, safety glasses, and appropriate footwear. PPE helps protect against potential injuries from falling objects, impacts, or contact with moving parts.

6. Clear Work Area: Maintain a clear work area around the pulley system. Remove any obstructions, debris, or tripping hazards that could impede safe operation or cause accidents. Adequate space should be provided for safe movement and positioning of individuals involved in the operation.

7. Communication and Signaling: Establish clear communication and signaling protocols when working with pulleys. Use standardized hand signals or communication devices to ensure effective communication between operators, spotters, and other personnel involved. This helps coordinate movements, avoid misunderstandings, and prevent accidents.

8. Emergency Stop Procedures: Familiarize yourself with the emergency stop procedures for the pulley system. Ensure that all individuals involved are aware of how to quickly and safely stop the operation in case of an emergency or unexpected event. Clearly mark emergency stop buttons or switches and ensure they are easily accessible.

9. Lockout/Tagout: If performing maintenance, repairs, or adjustments on the pulley system, follow proper lockout/tagout procedures to isolate energy sources and prevent accidental startup. Lockout/tagout procedures help protect against unexpected movements or releases of stored energy.

10. Risk Assessment: Conduct a thorough risk assessment before using pulleys. Identify potential hazards, evaluate associated risks, and implement appropriate control measures to mitigate those risks. Regularly review and update risk assessments as necessary.

It is essential to consult relevant industry standards, guidelines, and local regulations specific to your application or jurisdiction to ensure compliance with safety requirements when using pulleys.

China Standard China Arc Type European Standard 5 M Timing Belt Pulleys   belt pulley	China Standard China Arc Type European Standard 5 M Timing Belt Pulleys   belt pulley
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