Tag Archives: pulley bearing

China factory Spz85-01/V Belt Pulley Groove Bearing Pulley with ISO9001 (SPA, SPB, SPC, SPZ) wholesaler

Product Description

Product Description

·  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
·   Bore: Pilot bore, finish bore, taper bore, and bore for QD bushing
·   Parts can be made according to drawings or samples

Detailed Photos

 

Product Parameters

 

Certifications

We have got many patent certifacates and authorizations for our casting parts.

Packaging & Shipping

Normally we pack the goods with plastic film and wooden pallet, if you have any special requests feel free to advise us.

Company Profile

HangZhou CHINAMFG Machinery Equipment Co., Ltd. was established on February 1st, 2018. It is located at No. 27, Xihu (West Lake) Dis.shao Avenue, South China Advanced Equipment Park, Xihu (West Lake) Dis. District, HangZhou City, ZheJiang Province China. It covers an area of 40,000 square CHINAMFG and a total of 27,000 square CHINAMFG of workshops, with a total investment of 120 million RMB. So far, there are more than 140 employees, more than 100 workshop workers, 3 senior engineers, 5 quality inspectors, 3 purchasing personnel, and more than 20 persons of all functional departments. The predecessor of the company was HangZhou Zhuwang Machinery Equipment Co., Ltd., which was established on September 26th, 2014.
The company is equipped with a set of fully automatic double-head static pressure casting production line equipment, sand mold size 1200*1000*250/250, a total of 202 sand boxes, with a set of 2*3tons electric CHINAMFG and a set of 2*2tons electric furnace, a set of 120-ton sand processing equipment, realizes automatic operation of casting production, and can produce 5,000 tons of various castings every month, and can produce castings with specifications of 5-200 kg.
The company is specializing in producing and selling castings of various specifications, such as: precision castings, auto parts castings, mechanical castings, valve castings, etc. Our company's product quality is high-quality, and we always adhere to and implement the "quality is the foundation of enterprise survival, and provide users with satisfactory products and services are our CHINAMFG pursuit "quality policy.
The company's products are all in line with the national standard (GB), with rich varieties and complete specifications. They are widely used in petroleum, chemical, electric power, boiler, ship, machinery and other industries. They have been sold around over the country and have been well received by many customers.

After Sales Service

For after-sale stage, our service team always keep close contact with you and always stand by at your service. Our warranty is 12 months after delivery. If there is any defect about our products and our service, please keep us informed. We will deal with them unconditionally.

FAQ

1) What is your main product?
  Our major products are V-belt pulleys, manhole covers and types of casting parts.
2) Do you have MOQ for your product?
  Normally our MOQ is 1*20 feet container, but if you want to make some trial orders, feel free to contact us.
3) How about your delivery time?
  In hot season it is about 1 month, in slack season it is only about 15 workdays.
4) What is your payment term?
  T/T, L/C, Western Union
5)  Can you send me a price list?
  Of course, pls contact us and get it.
6) Can you provide samples?
  Sure, free samples will be provided, just contact us.

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Certification: ISO
Pulley Sizes: Type Z
Manufacturing Process: Casting
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

belt and pulley

What safety considerations should be kept in mind when working with belt and pulley systems?

Working with belt and pulley systems requires careful attention to safety to prevent accidents and injuries. These systems involve moving parts and can pose various hazards if not properly managed. Here are some important safety considerations to keep in mind when working with belt and pulley systems:

  • Machine Guarding: Ensure that belt and pulley systems are adequately guarded to prevent accidental contact with moving parts. Use appropriate guarding devices, such as enclosures or barriers, to minimize the risk of entanglement or entrapment. Guards should be securely in place and designed to prevent access to the moving components while allowing necessary maintenance and adjustment.
  • Lockout/Tagout Procedures: Before performing any maintenance or servicing tasks on equipment with belt and pulley systems, follow proper lockout/tagout procedures. Lockout/tagout involves isolating and de-energizing the equipment, securing energy sources, and using lockout devices or tags to prevent accidental startup. This ensures that the machinery cannot be inadvertently activated while maintenance or repair work is being carried out.
  • Training and Competence: Provide comprehensive training to operators and maintenance personnel on the safe operation, maintenance, and inspection of belt and pulley systems. Ensure that individuals working with these systems have the necessary knowledge and skills to identify potential hazards, understand safe work practices, and use appropriate personal protective equipment (PPE) when required.
  • Inspection and Maintenance: Regularly inspect belt and pulley systems for signs of wear, damage, or misalignment. Replace worn or damaged belts, pulleys, or other components promptly. Ensure that belts are correctly tensioned and aligned to prevent slipping or excessive stress. Implement a preventive maintenance program to address maintenance needs and conduct routine inspections to identify and address potential safety issues.
  • Personal Protective Equipment (PPE): Assess the specific risks associated with the use of belt and pulley systems and provide appropriate personal protective equipment to workers. Depending on the tasks and potential hazards, this may include safety glasses, gloves, hearing protection, and appropriate clothing to prevent entanglement or injury from rotating parts.
  • Safe Work Practices: Encourage safe work practices when operating or working near belt and pulley systems. Advise workers to avoid loose-fitting clothing, jewelry, or long hair that could get caught in the moving components. Instruct operators to keep their hands, tools, and other objects clear of the belt and pulley areas during operation. Emphasize the importance of reporting any abnormal noises, vibrations, or safety concerns related to the belt and pulley systems.
  • Risk Assessment: Conduct a thorough risk assessment of the belt and pulley systems and their associated tasks. Identify potential hazards, evaluate the level of risk, and implement appropriate control measures to mitigate those risks. Regularly review and update the risk assessment as needed to address changes in equipment, processes, or work conditions.

By adhering to these safety considerations, workers can minimize the risk of accidents and injuries when working with belt and pulley systems. It is important to promote a safety culture, encourage open communication, and continuously monitor and improve safety practices to ensure the well-being of those operating and maintaining the equipment.

belt and pulley

How are belt and pulley systems integrated into automotive engines and accessories?

In automotive engines, belt and pulley systems play a vital role in driving various engine components and accessories. Here's a detailed explanation of how these systems are integrated:

Belt and Pulley Systems:

  • The belt and pulley system in automotive engines typically utilizes a serpentine belt, also known as a ribbed belt, due to its multiple ribs on the inner side.
  • This serpentine belt is responsible for transmitting power from the engine's crankshaft pulley to various engine components and accessories.
  • The belt's path is guided by a series of pulleys strategically positioned throughout the engine compartment.
  • The primary driving pulley, known as the crankshaft pulley or harmonic balancer, is connected to the engine's crankshaft. This pulley is responsible for driving the serpentine belt as the engine rotates.
  • Other pulleys, known as idler pulleys, are used to guide and tension the belt, ensuring proper engagement and preventing slippage.
  • The serpentine belt wraps around these pulleys, creating a continuous loop that drives various engine components and accessories.

Integration with Engine Components and Accessories:

  • Alternator: The serpentine belt drives the alternator, which generates electrical power to charge the vehicle's battery and supply electricity to the electrical systems.
  • Power Steering Pump: The power steering pump is driven by the serpentine belt and provides hydraulic assistance to the steering system, making it easier to turn the steering wheel.
  • Air Conditioning Compressor: The serpentine belt drives the air conditioning compressor, which pressurizes the refrigerant and circulates it through the air conditioning system, enabling the cooling of the vehicle's interior.
  • Water Pump: The water pump is responsible for circulating coolant throughout the engine, maintaining optimal operating temperatures. It is typically driven by the serpentine belt.
  • Supercharger or Turbocharger: In some high-performance or forced-induction engines, the serpentine belt may also drive a supercharger or a turbocharger, which increases the engine's air intake for enhanced power output.
  • Other Accessories: Depending on the vehicle's configuration, the serpentine belt may drive additional accessories such as the air pump, smog pump, or other engine-driven components.

The integration of belt and pulley systems into automotive engines and accessories provides a reliable and efficient means of driving critical components and accessories. The serpentine belt's design and the pulley arrangement ensure proper power transmission, allowing the engine to operate smoothly and efficiently while driving various systems. Regular inspection, maintenance, and replacement of the serpentine belt and related pulleys are essential to ensure optimal performance, reliability, and safety in automotive engines and their accessories.

belt and pulley

How do different types of belts and pulleys impact system performance?

The performance of a system using belts and pulleys can be influenced by the choice of different types of belts and pulleys. Here's a detailed explanation of how different types of belts and pulleys can impact system performance:

Belts:

  • Timing Belts: Timing belts have teeth on the inner side, which mesh with corresponding grooves on the pulleys. They are commonly used in applications requiring precise synchronization of rotational motion, such as in engines or machinery with strict timing requirements. Timing belts offer excellent power transmission accuracy and are less prone to slipping, ensuring precise motion control and minimizing timing errors.
  • V-Belts: V-belts are trapezoidal in shape and typically used in applications where high torque transmission is required. They rely on the wedging action between the belt and the pulley to transmit power. V-belts are known for their high grip and efficient power transfer capabilities. They are commonly used in automotive engines, industrial machinery, and HVAC systems.
  • Flat Belts: Flat belts are flat in shape and provide a larger contact area with the pulleys. They are versatile and can be used in a wide range of applications. Flat belts are commonly used in conveyor systems, agricultural machinery, and industrial equipment. They offer flexibility, ease of installation, and high power transmission efficiency.
  • Ribbed Belts: Ribbed belts, also known as serpentine belts, have a series of ribs on the inner side. These ribs engage with corresponding grooves on the pulleys, allowing for efficient power transmission. Ribbed belts are commonly used in automotive engines, where they drive multiple accessories such as alternators, power steering pumps, and air conditioning compressors. They offer high power transmission capacity and reduced slippage.
  • Round Belts: Round belts are circular in cross-section and typically made of elastic materials. They are commonly used in applications requiring flexibility and high-speed power transmission, such as in office machinery, printers, and small appliances. Round belts offer ease of installation, quiet operation, and good shock absorption capabilities.

Pulleys:

  • Fixed Pulleys: Fixed pulleys have a fixed position on the shaft and do not change the direction or speed of the input motion. They are commonly used to redirect the path of the belt or to provide tension in the system.
  • Variable Speed Pulleys: Variable speed pulleys, also known as adjustable pulleys or variable pitch pulleys, allow for easy adjustment of the pulley diameter. By changing the pulley diameter, the speed ratio between the driving and driven components can be varied, providing flexibility in system performance. Variable speed pulleys are commonly used in applications where adjustable speed control is required, such as in machinery with varying load conditions.
  • Idler Pulleys: Idler pulleys are used to change the direction of the belt or to provide additional support and tension. They do not transmit power themselves but play a crucial role in maintaining proper belt tension and alignment, improving system performance and reducing belt wear.
  • Step Pulleys: Step pulleys have multiple grooves or steps of different diameters. By changing the belt's position on different steps, the effective pulley diameter and speed ratio can be adjusted. Step pulleys are commonly used in applications where discrete speed changes are required, such as in drill presses or milling machines.

The choice of different types of belts and pulleys can have a significant impact on system performance. Factors such as power transmission accuracy, torque capacity, grip, efficiency, speed control, and system flexibility can be influenced by the selection of appropriate belt and pulley types. Understanding the specific requirements of the application and considering factors such as load conditions, speed variation needs, and environmental conditions can help determine the most suitable belt and pulley combination for optimal system performance.

China factory Spz85-01/V Belt Pulley Groove Bearing Pulley with ISO9001 (SPA, SPB, SPC, SPZ)   wholesaler China factory Spz85-01/V Belt Pulley Groove Bearing Pulley with ISO9001 (SPA, SPB, SPC, SPZ)   wholesaler
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