Product Description
European Standard SPA CHINAMFG Spc Spz Taper Bush Cast Iron V Belt Pulley
At HangZhou CHINAMFG Industry Co., Ltd., we are proud to supply a wide range of V Belt Pulleys that are perfect for various industrial applications. Our V Belt Pulleys are designed to meet European and American standards, ensuring compatibility and reliability.
European Standard:
- V-belt pulleys for taper bushings: SPZ, SPA, SPB, SPC; Up to 10 grooves
- Adjustable speed V-belt pulleys and variable speed pulleys
- Flat belt pulleys and conveyor belt pulleys
American Standard:
- Sheaves for taper bushings: 3V, 5V, 8V
- Sheaves for QD bushings: 3V, 5V, 8V
- Sheaves for split taper bushings: 3V, 5V, 8V
- Sheaves for 3L, 4L or A, and 5L or B belts: AK, AKH, 2AK, 2AKH, BK, BKH, 2BK, 2BKH, 3BK
- Adjustable sheaves: Poly V-pulley, multi-pitch H, L, J, K and M
Key Features:
- Bore options: Pilot bore, finished bore, taper bore, bore for QD bushing
- Surface finish options: Paint, phosphating, zinc plated
- Material options: Cast iron, ductile iron, nylon, aluminum
- Customizable: Made according to drawings and/or samples
- OEM inquiries welcomed
Our V Belt Pulleys are manufactured with precision and durability in mind. They are designed to provide efficient power transmission and long-lasting performance. Whether you need a V-belt pulley for taper bushings, adjustable speed pulleys, or sheaves for various belt types, we have the solution for you.
Trust HangZhou CHINAMFG Industry Co., Ltd. for all your V Belt Pulley needs. Contact us today for more information or to place an order.
|
Description |
P |
O |
Grooves |
N |
L |
D |
B |
Type |
d |
| SPA40 | 40 |
45.5 |
1 |
40 |
35 |
|
20 |
1 |
10 |
|
SPA50 |
50 |
55.5 |
1 2 |
40 40 |
35 45 |
|
20 35 |
1 1 |
10 10 |
|
SPA60 |
60 |
65.5 |
1 2 3 |
40 40 |
35 45 |
|
20 35 50 |
1 1 7 |
10 10 10 |
|
SPA71 |
71 |
76.5 |
1 2 3 |
40 50 52 |
40 45 52 |
|
20 35 50 |
1 1 1 |
10 10 10 |
|
SPA75 |
75 |
80.5 |
1 2 3 4 5 |
40 50 |
40 45 |
|
20 35 50 65 80 |
1 1 7 7 7
|
10 10 10 10 10 |
|
SPA80 |
80 |
85.5 |
1 2 3 4 5 |
45 50 |
40 45 |
|
20 35 50 65 80 |
1 1 7 7 7 |
10 10 15 15 15 |
|
SPA85 |
85 |
90.5 |
1 2 3 4 5 |
45 50 |
40 45 |
|
20 35 50 65 80 |
1 1 7 7 7 |
10 10 15 15 15 |
|
SPA90 |
90 |
95.5 |
1 2 3 4 5 |
45 60 |
40 45 |
|
20 35 50 65 80 |
1 1 7 7 7 |
10 15 15 15 15 |
|
SPA95 |
95 |
100.5 |
1 2 3 4 5 |
45 60 |
40 45 |
|
20 35 50 65 80 |
1 1 7 7 7 |
10 15 15 15 15 |
|
SPA100 |
100 |
105.5 |
1 2 3 4 5 |
48 60 |
40 45
52 52 |
67 67 |
20 35 50 65 80
|
1 1 7 7 7 |
10 15 15 15 15 |
|
SPA106 |
106 |
111.5 |
1 2 |
48 60 |
40 45 |
|
20 35 |
1 1 |
10 15 |
|
SPA112 |
112 |
117.5 |
1 2 3 4 5 |
48 60 |
40 45
52 52 |
79 79 |
20 35 60 65 80 |
1 1 7 2 2 |
10 15 15 15 15 |
|
SPA118 |
118 |
123.5 |
1 2 3 4 5 |
60 60 |
40 45
52 52 |
87 87 |
20 35 50 65 80 |
1 1 7 2 2 |
15 15 15 15 15 |
|
Description |
P |
O |
Grooves |
N |
L |
D |
B |
Type |
d |
|
SPB70 |
70 |
77 |
1 2 |
45 45 |
45 48 |
|
25 44 |
1 1 |
10 10 |
|
SPB80 |
80 |
87 |
1 2 3 4 5 |
50 50 |
45 48 |
|
25 44 63 82 101 |
1 1 7 7 7 |
10 10 15 15 15 |
|
SPB90 |
90 |
97 |
1 2 3 4 5 |
50 50 |
45 49 |
|
25 44 63 82 101 |
1 1 7 7 7 |
10 10 15 15 15 |
|
SPB100 |
100 |
107 |
1 2 3 4 5 |
52 55 |
45 55 |
|
25 44 63 82 101 |
1 1 7 7 7 |
10 15 15 15 15 |
|
SPB112 |
112 |
119 |
1 2 3 4 5 |
55 60 |
45 55 |
|
25 44 63 82 101 |
1 1 7 7 7 |
15 15 15 20 20 |
|
SPB120 |
120 |
127 |
1 2 3 4 5 6 |
55 60 |
45 55 |
|
25 44 63 82 101 120 |
1 1 7 7 7 7 |
15 15 15 20 20 20 |
|
SPB125 |
125 |
132 |
1 2 3 4 5 6 |
58 60 |
45 55 60 60 60 60 |
83 83 83 83 |
25 44 63 82 101 120 |
1 1 2 2 2 2 |
15 15 15 20 20 20 |
|
SPB132 |
132 |
139 |
1 2 3 4 5 6 |
60 60 |
45 55 60 60 60 60 |
88 88 88 88 |
25 44 63 82 101 120 |
1 1 2 2 2 2 |
15 15 15 20 20 20 |
|
SPB140 |
140 |
147 |
1 2 3 4 5 6 |
65 65 |
45 55 60 60 60 60 |
98 98 98 98 |
25 44 63 82 101 120 |
1 1 2 2 2 2 |
20 20 20 20 20 20 |
|
SPB150 |
150 |
157 |
1 2 3 4 5 6 |
65 65 |
45 55 60 60 60 60 |
108 108 108 108 |
25 44 63 82 101 120 |
1 1 2 2 2 2 |
20 20 20 20 20 20 |
|
Description |
P |
O |
Grooves |
N |
L |
D |
B |
Type |
d |
|
SPC100 |
100 |
109.6 |
1 |
60 |
50 |
|
34 |
1 |
15 |
|
SPC120 |
120 |
129.6 |
1 2 |
65 |
50 |
|
34 59.5 |
1 7 |
15 15 |
|
SPC140 |
140 |
149.6 |
1 2 3 4 |
70 |
50
65 80 |
83 83 |
34 59.5 85 110.5 |
1 7 2 2 |
20 20 20 20 |
|
SPC150 |
150 |
159.6 |
1 2 3 4 5 |
70
|
50
65 80 96 |
93 93 93 |
34 59.6 85 110.5 136 |
1 7 2 2 2 |
20 20 20 20 20 |
|
SPC160 |
160 |
169.6 |
1 2 3 4 5 6 |
72 |
50
65 80 96 96 |
103 103 103 103 |
34 59.5 85 110.5 136 161.5 |
1 7 2 2 2 2 |
20 20 20 20 20 20 |
|
SPC180 |
180 |
189.6 |
1 2 3 4 5 6 |
76 80 82 82 82 82 |
50 60 65 80 96 96 |
123 123 123 123 123 123 |
34 59.5 85 110.5 136 161.5 |
3 8 4 4 4 4 |
20 20 20 20 20 20 |
|
SPC200 |
200 |
209.6 |
1 2 3 4 5 6 |
76 80 86 90 90 90 |
50 60 65 90 100 100 |
143 143 143 143 143 143 |
34 59.5 85 110.5 136 161.5 |
3 3 4 4 4 4 |
20 20 20 20 25 25 |
|
SPC225 |
225 |
234.6 |
1 2 3 4 5 6 |
86 88 90 90 90 90 |
50 60 70 90 100 100 |
168 168 168 168 168 168 |
34 59.5 85 110.5 136 161.5 |
3 3 4 4 4 4 |
20 20 20 25 25 25 |
|
SPC250 |
250 |
259.6 |
1 2 3 4 5 6 |
86 92 92 100 102 102 |
50 60 70 90 100 100 |
193 193 193 193 193 193 |
34 59.5 85 110.5 136 161.5 |
3 3 4 4 4 4 |
20 20 20 25 25 25 |
|
SPC280 |
280 |
289.6 |
1 2 3 4 5 6 |
86 92 92 100 102 102 |
50 60 70 90 100 100 |
223 223 223 223 223 223 |
34 59.5 85 110.5 136 161.5 |
3 3 4 4 4 4 |
20 20 20 25 25 25 |
|
SPC300 |
300 |
309.6 |
1 2 3 4 5 6 |
86 92 92 100 104 104 |
50 60 70 90 100 100 |
243 243 243 243 243 243 |
34 59.5 85 110.5 136 161.5 |
3 3 4 4 4 4 |
20 20 20 25 25 25 |
HangZhou CHINAMFG Industry Co., Ltd.
HangZhou CHINAMFG Industry Co., Ltd. specializes in providing a wide range of high-quality products to meet your needs. Our product line includes chains, sprockets, gears, gear racks, v belt pulleys, timing pulleys, V-belts, couplings, machined parts, and more.
With our commitment to excellent service, understanding of your requirements, and a strong sense of responsibility, we have gained the trust of buyers worldwide. Our extensive experience in working with international customers has allowed us to establish a strong presence in the American, European, South American, and Asian markets.
All our products are manufactured using modern computerized machinery and equipment. We adhere to high-quality standards and comply with international advanced criteria. Our years of experience in this industry have positioned us as a trusted supplier, offering competitive prices, on-time delivery, prompt response, on-hand engineering support, and reliable after-sales services.
Furthermore, we maintain ISO9001 compliance in all our production procedures. We are also capable of designing and producing non-standard products to meet your specific requirements. At HangZhou CHINAMFG Industry Co., Ltd., we prioritize quality and credit, ensuring that we provide the best services and high-quality products with utmost sincerity.
If you need any information or samples, please don’t hesitate to contact us. We assure you of a prompt response.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Certification: | CE |
|---|---|
| Pulley Sizes: | SPA Spb Spc Spz |
| Manufacturing Process: | Casting |
| Material: | Carbon Steel |
| Surface Treatment: | Oxygenation |
| Application: | Chemical Industry, Mining Transport |
| Customization: |
Available
| Customized Request |
|---|
How do pulleys affect the performance of fitness equipment?
Pulleys have a significant impact on the performance of fitness equipment by enabling the smooth and efficient operation of various exercise machines. Here’s how pulleys affect the performance of fitness equipment:
1. Resistance Adjustment: Pulleys are often used in fitness equipment to provide adjustable resistance. By incorporating different-sized pulleys or using pulley systems with varying mechanical advantage, the resistance level can be adjusted to meet the user’s desired intensity. This allows individuals to customize their workouts and progress in their fitness journey.
2. Cable Systems: Many fitness machines, such as cable machines and functional trainers, utilize pulleys in their cable systems. These pulleys guide the cables and allow for multi-directional movements, providing a wide range of exercise options. The smooth movement facilitated by pulleys enhances user comfort and ensures consistent resistance throughout the exercise motion.
3. Weight Stacks: Weight stack machines commonly found in gyms employ pulleys to create resistance. The weight stack is connected to the exercise handles or levers through a cable and a series of pulleys. As the user performs the exercise, the pulleys help distribute the load and maintain proper cable tension, resulting in smooth and controlled movements.
4. Functional Training: Pulleys play a crucial role in functional training equipment, such as suspension trainers or resistance bands. These systems often feature adjustable pulleys that allow users to target specific muscle groups and perform a wide variety of functional movements. The pulleys enable smooth and controlled resistance, enhancing overall workout effectiveness.
5. Mechanical Advantage: Pulley systems can provide mechanical advantage in fitness equipment, making exercises more manageable and accessible. By utilizing pulleys with appropriate mechanical advantage, individuals can perform exercises that would otherwise require greater strength or effort. This feature is particularly beneficial for users with varying fitness levels or those recovering from injuries.
6. Smooth and Controlled Motion: Pulleys contribute to the smooth and controlled motion of fitness equipment. By reducing friction and providing proper cable alignment, pulleys ensure that the resistance is applied evenly throughout the exercise range of motion. This promotes fluid and natural movements, minimizing the risk of injury and maximizing the effectiveness of the exercise.
7. Durability and Safety: High-quality pulleys used in fitness equipment are designed to withstand the rigors of constant use and heavy loads. They are often made from durable materials and incorporate features such as sealed bearings to minimize maintenance and maximize safety. Reliable pulley systems contribute to the longevity and safety of fitness equipment.
Overall, pulleys are essential components in fitness equipment, influencing resistance adjustment, cable systems, weight stacks, functional training, mechanical advantage, motion quality, and equipment durability. They enhance the effectiveness, versatility, and user experience of fitness machines, allowing individuals to achieve their fitness goals and maintain an active and healthy lifestyle.
What is the importance of proper pulley alignment and tensioning?
Proper pulley alignment and tensioning are critical factors in ensuring the efficient and reliable operation of pulley systems. They play a significant role in maximizing power transmission, minimizing wear and tear, and maintaining the overall performance and longevity of the system. Here’s the importance of proper pulley alignment and tensioning:
1. Power Transmission Efficiency:
Proper pulley alignment and tensioning ensure optimal power transmission efficiency. When pulleys are misaligned or belts/chains are improperly tensioned, energy is wasted due to increased friction and slippage. This results in decreased power transfer and reduced system efficiency. By aligning the pulleys parallel to each other and applying the correct tension to the belts or chains, the system can achieve maximum power transmission, minimizing energy losses.
2. Belt/Chain Longevity:
Correct pulley alignment and tensioning contribute to the longevity of belts and chains. Misalignment and inadequate tension can cause uneven wear, excessive stretching, and premature failure of the belts or chains. Proper alignment and tension distribute the load evenly across the belts or chains, reducing stress and extending their lifespan. This helps to avoid unplanned downtime, maintenance costs, and the need for frequent belt/chain replacements.
3. Reduced Noise and Vibration:
Improper pulley alignment and tensioning can lead to increased noise and vibration in the system. Misaligned pulleys or loose belts/chains can cause excessive vibration, resulting in noise, equipment damage, and discomfort to operators or nearby personnel. Proper alignment and tensioning help minimize vibration, ensuring quieter operation and a more comfortable working environment.
4. System Reliability and Safety:
Proper alignment and tensioning contribute to the overall reliability and safety of pulley systems. Misaligned pulleys or loose belts/chains can lead to unexpected failures, breakdowns, or accidents. Over-tensioning can also cause excessive stress on components and increase the risk of system failures. By maintaining proper alignment and tension, the system operates within its design parameters, reducing the likelihood of unexpected failures and ensuring the safety of operators and equipment.
5. Improved Performance:
Correct pulley alignment and tensioning enhance the overall performance of the system. Properly tensioned belts or chains provide better grip and traction, allowing for smoother and more precise movement of the driven components. This results in improved speed control, reduced slippage, and enhanced accuracy in applications such as conveyor systems, machine tools, and automotive engines.
6. Maintenance and Cost Savings:
Proper pulley alignment and tensioning can lead to significant maintenance and cost savings. Well-aligned pulleys and correctly tensioned belts or chains experience less wear and require fewer adjustments. This reduces the frequency of maintenance tasks, such as belt/chain replacements, realignments, and re-tensioning. Additionally, by maximizing power transmission efficiency and minimizing wear, proper alignment and tensioning help reduce energy consumption and lower operating costs.
In conclusion, proper pulley alignment and tensioning are crucial for achieving optimal power transmission efficiency, prolonging the lifespan of belts or chains, reducing noise and vibration, ensuring system reliability and safety, improving performance, and realizing maintenance and cost savings. It is essential to follow manufacturer guidelines and perform regular inspections and adjustments to maintain proper alignment and tension in pulley systems.
How does a fixed pulley differ from a movable pulley?
A fixed pulley and a movable pulley are two distinct types of pulleys that differ in their design and functionality. Here’s a detailed explanation of their differences:
1. Design and Attachment: A fixed pulley is attached to a stationary structure, such as a ceiling or wall, using a mounting bracket or other means. It remains fixed in place and does not move during operation. In contrast, a movable pulley is attached to the load being moved and moves along with it. It is typically suspended by a rope or cable and can freely move up and down.
2. Mechanical Advantage: When it comes to mechanical advantage, a fixed pulley does not provide any advantage. It changes the direction of the force applied but does not reduce the effort required to lift the load. On the other hand, a movable pulley provides mechanical advantage by reducing the effort needed to lift the load. It distributes the load between the rope segments attached to the movable pulley and the fixed point, making it easier to lift heavy objects.
3. Force Distribution: In a fixed pulley, the force applied to one end of the rope or belt is redirected to change the direction of the force. The load is lifted by pulling the opposite end of the rope. In this case, the force required to lift the load is equal to the weight of the load itself. In a movable pulley, the load is attached to the movable pulley itself. The force required to lift the load is reduced because the weight of the load is distributed between the rope segments attached to the movable pulley and the fixed point.
4. Directional Change: Both fixed and movable pulleys are capable of changing the direction of the applied force. However, the primary function of a fixed pulley is to change the direction of force, while a movable pulley combines force direction change with mechanical advantage. The movable pulley allows the operator to exert force in a more convenient direction while requiring less effort to lift the load.
5. Applications: Fixed pulleys are commonly used in combination with other pulleys to create more complex systems, such as block and tackle arrangements. They are often used in scenarios where the primary objective is to change the direction of force. Movable pulleys, on the other hand, are frequently used in systems that require mechanical advantage or a reduction in the effort needed to lift heavy objects. They are often found in applications such as lifting systems, cranes, and elevators.
Overall, the key differences between a fixed pulley and a movable pulley lie in their design, mechanical advantage, force distribution, and applications. While a fixed pulley primarily changes the direction of force, a movable pulley combines force direction change with mechanical advantage, making it easier to lift heavy loads.
editor by CX
2024-03-03
