China factory CZPT OEM Car Accessories Pr21120-1006120 Pr21120-1006135 Pr21080-1006120 Auto Belt Tensioner Pulley for Lada Ba3 Vaz 2112 Gaz Uaz Kamaz Kalina Priora Oka Niva axle clamp tool

Product Description

What is a belt tensioner?
The tensioner is a belt tensioning device belonging to the automobile transmission system. It is mainly composed of a fixed housing, a tensioning arm, a wheel body, a torsion spring, a rolling bearing and a spring sleeve. The belt tensioner is used to adjust the tightness of the belt, reduce the vibration of the belt during operation and prevent the belt from slipping to a certain extent, ensuring the normal and stable operation of the transmission system. It is generally replaced together with the belt, idler and other cooperative accessories. The belt is a wearing part in automobile parts. When the belt is used for a long time, it is prone to wear. When the groove of the belt is worn deep and narrow, it will appear to be stretched. At this time, a hydraulic unit or damping needs to be performed through a tensioner. Spring, and the tensioner wheel can automatically adjust according to the degree of wear of the belt. Therefore, the belt tensioner wheel installed on the car can make the belt run more smoothly, reduce noise and prevent slipping.
The principle of belt tensioner:
The belt tensioner requires a certain amount of torque to maintain the proper tension of the belt during use and avoid belt slippage and elongation caused by aging or wear. When the belt tensioner is running, the belt can cause vibration in the tensioner, which will accelerate the wear of the belt and the tensioner. Therefore, in order to avoid this situation, we need to add a resistance mechanism to the tensioner. However, because the belt tensioner is affected by different parameters, its relationship with torque and resistance is complicated. The change in torque directly affects the change in resistance, and is the main factor affecting resistance. The parameters of the torsion spring are also the main factor affecting torque. Therefore, in order to better improve the resistance value of the belt tensioner, it is necessary to appropriately reduce the pitch diameter of the torsion spring.
The main function of the belt tensioner is to adjust the tightness of the timing belt, reduce the vibration of the belt during operation, prevent the belt from slipping and ensure the normal and stable operation of the transmission system. Although the belt tensioner pulley has powerful performance, its service life is short. Many car owners complain that the belt tensioner is broken before the belt is broken. When this happens, the timing belt and tensioner pulley should be replaced together. Therefore, HDAG tensioner suggest that under normal circumstances, the belt tensioner should be replaced every 3-5 years or about 80, PR21120-1 auto belt tensioner pulley for lada ba3 vaz 2112 gaz uaz kamaz Kalina Priora OKA niva 
 

Item Name          Auto or car belt tensioner, timing belt tensioner, belt pulley, idler pulley,
OEM/REF NO.              PR21120-1 PR21080-1 21126-6 211261
Car Model For lada ba3 vaz 2112 gaz uaz kamaz Kalina Priora OKA niva 
MOQ 50PCS/100PCS depend on car models and production details
Quality/Product parameters OEM standard or Design as sample or drawing
Payment Terms T/T, L/C, Credit card, Cash
Product Guarantee 1 Year or 50,000kms
Delivery Time 1. Sample: within 7 days if with stock roughcast                                                                    2. Batch : 30-45 days since receive deposit
Package 1.Neutral bag+inner box+master carton                     
2.Customize brand bag and box design AS REQUIRE+master carton                             
Notes: all master carton with woven bag to avoid broken during transit, offer pallets service if demand
Loading Port HangZhou/ZheJiang /HangZhou/HangZhou or pointed port

Reference our belt tensioner pulley packing way,we have full experience to supply different brands all over the world:

Our HDAG belt tensioner and pulley machining and production workshops:

HDAG belt tensioner pulley pull push force and tensile testing, assemble Testing, full size tolerance testing: 
I. We only do OEM, produce high precisional Auto belt tensioner, belt tensioner pulley, tensioner pulley, timing pulley, idler pulley, HALF SHAFT, WHEEL HUB BEARING, WHEEL BEARING, different with other factories

II.Quality guarantee: We promise to all of our old and new customers: ONE year guarantee or 50,000kms since B/L date, If we ship u wrong products or any quality problem, we will full compensation with free.

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Contact Us
If you need high quality Auto belt tensioner, tensioner pulley, idler pulley, timing pulley, Wheel Bearing Hub bearing for passenger cars, or to be HDAG distributor or agent, please don’t hesitate to contact us.

Welcome contact us for sending interesting list by mail or Office ONE THREE NINE FIVE SEVEN SIX SIX SEVEN FIVE NINE SIX, THANKS  

After-sales Service: Three Years
Warranty: One Year
Type: OEM Standard
Material: St12 45# 40cr ADC12 Bearing Steel etc
Tolerance: OEM Standard
Certification: ISO/Ts16949
Customization:
Available

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Customized Request

v belt tensioner

What role do materials and coatings play in the performance and longevity of V-belt tensioners?

Materials and coatings play a crucial role in the performance and longevity of V-belt tensioners. The choice of materials and the application of appropriate coatings directly impact the tensioner’s ability to withstand the operating conditions, resist wear and corrosion, and ensure optimal performance throughout its lifespan. Here’s a detailed explanation of the role materials and coatings play in the performance and longevity of V-belt tensioners:

  • Material Strength and Durability:
  • The materials used in the construction of V-belt tensioners need to possess sufficient strength and durability to withstand the forces and stresses encountered during operation. Common materials include metals such as steel, cast iron, or aluminum, as well as durable polymers like nylon or polyurethane. These materials are chosen for their ability to resist deformation, fatigue, and wear, ensuring that the tensioner can maintain consistent tension over a prolonged period.

  • Corrosion Resistance:
  • V-belt tensioners may be exposed to various environmental conditions that can lead to corrosion, such as moisture, chemicals, or high temperatures. The choice of materials with good corrosion resistance is essential to prevent degradation and maintain the tensioner’s performance. Stainless steel, coated metals, or corrosion-resistant polymers are commonly used to enhance the tensioner’s resistance to corrosion, extending its lifespan and reducing the risk of premature failure.

  • Friction and Wear Reduction:
  • The materials and coatings used in V-belt tensioners can help reduce friction and wear between the tensioner and the V-belt. Low-friction materials, such as certain polymers or coated surfaces, can minimize the energy losses caused by friction, improve efficiency, and reduce heat generation. Coatings like Teflon, ceramic, or diamond-like carbon (DLC) can be applied to critical contact surfaces to provide additional lubricity and wear resistance, prolonging the tensioner’s lifespan.

  • Heat Resistance:
  • V-belt tensioners are often exposed to elevated temperatures generated by the engine or other operating machinery. The materials used in the tensioner should possess good heat resistance to maintain their mechanical properties and prevent deformation or failure under high-temperature conditions. Heat-resistant alloys, heat-treated steel, or high-temperature polymers are commonly employed to ensure the tensioner’s performance and longevity in hot environments.

  • Sealing and Contamination Prevention:
  • Materials and coatings can contribute to the sealing and contamination prevention capabilities of V-belt tensioners. Seals or gaskets made from materials such as rubber or elastomers are used to create a barrier against the ingress of contaminants, moisture, or dust into the tensioner’s internal components. Additionally, certain coatings can provide a protective barrier against environmental factors, preventing the build-up of debris or the penetration of harmful substances, which can compromise the tensioner’s performance and lifespan.

  • Weight and Mass Reduction:
  • Materials and coatings that offer high strength-to-weight ratios can contribute to the overall weight and mass reduction of V-belt tensioners. By using lightweight materials or applying coatings that reduce the need for bulky components, the tensioner’s weight can be minimized. This not only improves the efficiency of the system but also reduces the stress on other components and supports the overall longevity of the tensioner and the V-belt system.

In summary, materials and coatings play a vital role in the performance and longevity of V-belt tensioners. The selection of materials with the appropriate strength, durability, corrosion resistance, heat resistance, and friction-reducing properties ensures that the tensioner can withstand the operating conditions and maintain optimal performance throughout its lifespan. Additionally, the application of suitable coatings can further enhance the tensioner’s resistance to wear, corrosion, and contamination, contributing to its longevity and reliability in V-belt systems.

v belt tensioner

Can you explain the principles behind the operation and adjustment of V-belt tensioners?

The operation and adjustment of V-belt tensioners are based on specific principles that ensure the proper functioning of V-belt systems. Understanding these principles is essential for maintaining optimal belt tension and maximizing the efficiency and reliability of power transmission. Here’s a detailed explanation of the principles behind the operation and adjustment of V-belt tensioners:

  • Importance of Initial Tension:
  • The initial tension of a V-belt, also known as the installation tension or static tension, is the tension applied to the belt before it begins operation. This initial tension is crucial for achieving the desired belt performance. Proper initial tension ensures that the belt is securely seated in the pulley grooves and has the necessary grip to transmit power efficiently. V-belt tensioners are designed to establish the correct initial tension during installation or adjustment.

  • Dynamic Tension and Belt Flexibility:
  • During operation, V-belts experience dynamic tension due to the forces exerted on them. Dynamic tension is the additional tension required to overcome the load and maintain proper belt tension while transmitting power. V-belts are designed to be flexible, allowing them to accommodate variations in tension as they move around the pulleys. The tensioner compensates for changes in dynamic tension, keeping the belt tension within the desired range to ensure efficient power transmission.

  • Automatic Tensioning Mechanisms:
  • V-belt tensioners often utilize automatic tensioning mechanisms to maintain the desired belt tension. These mechanisms are designed to automatically adjust the tension as the belt wears or stretches over time. Common types of automatic tensioners include spring-loaded tensioners and hydraulic tensioners. Spring-loaded tensioners use a spring to apply a specific amount of constant tension to the belt. Hydraulic tensioners, on the other hand, utilize hydraulic pressure to adjust and maintain the tension. These automatic tensioning mechanisms compensate for belt elongation and wear, ensuring the proper tension is maintained throughout the belt’s lifespan.

  • Tension Adjustment and Belt Alignment:
  • V-belt tensioners allow for tension adjustment and belt alignment to maintain optimal performance. Tension adjustment is necessary when the belt becomes loose or tight due to wear, stretching, or other factors. The tensioner mechanism can be manually adjusted to increase or decrease the tension as needed. Proper belt alignment is also crucial for efficient power transmission and to prevent excessive wear. V-belt tensioners often incorporate features such as adjustable pulley positions or idler pulleys to facilitate belt alignment during installation or adjustment.

  • Monitoring Belt Tension:
  • Regular monitoring of belt tension is essential for ensuring optimal performance and preventing premature wear or belt failure. Tension can be measured using various tension measuring tools, such as tension gauges or tensioning tools specific to V-belts. These tools help determine whether the belt tension falls within the recommended range and if any adjustment is required. By monitoring and maintaining the correct belt tension, V-belt tensioners contribute to reliable and efficient power transmission.

In summary, the principles behind the operation and adjustment of V-belt tensioners involve establishing proper initial tension, accounting for dynamic tension and belt flexibility, utilizing automatic tensioning mechanisms, allowing tension adjustment and belt alignment, and monitoring belt tension. These principles collectively ensure that V-belts are properly tensioned throughout their lifespan, enabling efficient power transmission and maximizing the longevity and reliability of V-belt systems.

v belt tensioner

Are there specific designs of V-belt tensioners for different applications, like automotive or industrial equipment?

Yes, there are specific designs of V-belt tensioners tailored for different applications, such as automotive or industrial equipment. The designs of V-belt tensioners are often optimized to meet the specific requirements and challenges of different industries and machinery. Here’s a detailed explanation:

  • Automotive Applications:
  • In the automotive industry, V-belt tensioners are designed to meet the unique demands of automotive engines. Automotive tensioner designs often incorporate features that address factors such as limited space, high vibration, and exposure to extreme temperatures. These tensioners are typically compact and durable, ensuring reliable operation in the demanding automotive environment. They may also incorporate additional features like built-in damping mechanisms to reduce noise and vibration.

  • Industrial Equipment:
  • For industrial equipment, V-belt tensioners are designed to withstand the rigorous conditions typically encountered in industrial settings. These tensioners are often built with heavy-duty materials and robust construction to handle high loads and prolonged operation. They may include features like sealed bearings or protective covers to prevent contamination from dust, dirt, or debris. Industrial tensioner designs prioritize durability, longevity, and consistent performance in demanding industrial applications.

  • HVAC Systems:
  • V-belt tensioners used in HVAC systems are designed to meet the specific requirements of heating, ventilation, and air conditioning equipment. These tensioners often prioritize quiet operation, as noise reduction is crucial in HVAC applications. They may incorporate features like low-friction materials or noise-dampening mechanisms to minimize belt noise. HVAC tensioner designs also consider space limitations and ease of installation and maintenance in HVAC equipment.

  • Agricultural Machinery:
  • In agricultural machinery, V-belt tensioners are designed to withstand the harsh conditions of farming operations. These tensioners may have additional protection against environmental factors such as dust, moisture, and agricultural chemicals. Agricultural tensioner designs often prioritize ease of adjustment and maintenance, as these machines may require frequent belt changes or tension adjustments in the field.

  • Construction and Mining Equipment:
  • V-belt tensioners used in construction and mining equipment are designed to handle heavy loads, shocks, and vibrations commonly encountered in these industries. These tensioners may have reinforced components and advanced sealing to withstand the rugged conditions of construction sites or mining operations. They are often designed with ease of installation and maintenance in mind, considering the challenging environments in which they are used.

  • Industry-Specific Applications:
  • In addition to the above examples, there are industry-specific V-belt tensioner designs tailored for particular applications. For example, tensioners used in the printing and paper industries may have features to minimize belt slippage and ensure precise registration of printing materials. Tensioners used in food processing machinery may have hygienic design features to meet sanitation requirements. Textile machinery may incorporate tensioners designed for high-speed operation and accurate tension control of drive belts.

Overall, V-belt tensioner designs are customized to address the specific needs, challenges, and operating conditions of different industries and machinery. These designs aim to optimize belt functionality, ensure reliable power transmission, and enhance the overall performance of the equipment in which they are employed.

China factory CZPT OEM Car Accessories Pr21120-1006120 Pr21120-1006135 Pr21080-1006120 Auto Belt Tensioner Pulley for Lada Ba3 Vaz 2112 Gaz Uaz Kamaz Kalina Priora Oka Niva   axle clamp toolChina factory CZPT OEM Car Accessories Pr21120-1006120 Pr21120-1006135 Pr21080-1006120 Auto Belt Tensioner Pulley for Lada Ba3 Vaz 2112 Gaz Uaz Kamaz Kalina Priora Oka Niva   axle clamp tool
editor by CX 2023-11-27