China OEM Bottom Roller Group 4622451 462-2451 for Cat Dozer 6020b

Product Description

We(HangZhou BST) export construction machinery parts, specializes in the manufacturing and supplying of Shantui, Cat and komat su parts for over 15 years.  Our company has a complete range such as  engine parts ,transmission parts,hydraulic parts,  electrical parts,drive parts,undercarriage parts, filter. Models such as komats D60/80/155,PC2 462-2451 for Cat Dozer 6571b

3G-4282    Cutting Edge 
6Y-5352    Trans : Disc (13)
7G-571    Trans : Plate (13) 
3T-9960    Planetary Trans , Disc 
6P-7968    Planetary Trans : Plate
244-3114    Modulation Valve
 D (7) G Dozer
456-1742    Link A
9J-5058    Vane Pump
377-2989    Idler
2W-5540    Radiator Core
D (8) R Dozer
7T-2392    Shoe 
9P-7390    Trans : Disc (10)
8P-2051    Trans : Plate (9)
320C Excavator
422-8785    Sprocket 
5511828    Sleeve 
422-8791    Idler 
2475212    Governor Motor 
2013780    Injection Pump
320 DII Excavator 
324-4235    Piston
137-5541    Pump Priming
479-7449    Track Roller
392-9537    Carrier Roller
5i-7589    Turbo
2923751    Transfer Pump
4492161    Bucket Teeth
114 0571     Teeth Pin
114 0571     Retainer
320 BL Excavator 
5i-5129    Plunger
5i-7713    Nozzle Tip
422-8785    Sprocket 
320 ME Excavator 
103-8264    Pilot Pump
938F Wheel Loader 
127-8216    Injection                 
Spare Parts For 120 H Grader        
6Y-8764    PT Pump
6Y-8912    Transmission Disc (6)
Spare Parts For CS533e VI : Compactor         
2963332    Vi: Pump 
Spare Parts For 815F Soil Compactor         
1137924    Turbocharger
175711    Nozzle
4P-9830    Plunger 
107-7330    bearing
149-6031     bearing main
430-4521    plug spark
498-1692    valve
7E-7581    piston ring
7W-2221    ring
8N-1234    piston ring
102-0302    turbo
356-3704    extension
7C6209    PLATE-THRUST
561-0493    INSERT-V
562-1885    INSERT-V
191-6766    guide rod
135 8203    Unitooth
237 3786    Turbo
194 5390    Turbo Gasket
569 6097    Turbo
354 1672    Water Pump
225 7741    Plastic Tube
312 5620    Fuel Pump Solenoid
5P8500    CAT Key
377 9476    Tensioner
236 1674    Injector
228 9129    Transfer pump
9G7641    CAT Ignition
240 2913    Stick Bushes
166 1494    ” ” Seal
367 8467    Bucket pin o-rings
172 7772    Grader Water Pump
7N5710    ” ” gasket
140 9378    TLB Relay
146 9439    TLB Relay
344-1722    tensioner pulley
244 3114    Modulation Valves
154 571    Injector harness Seals 
225  8329    TLB Engine oil pump
310 9356    TLB FNR Control
357 7540    Track Adjuster Valve
248 2356    Fuel Pump
176 6219    TLB Shutt off Solenoid
277 2925    Plastic Tube / Connection
417-7782    Regulator
281-8744    Regulator gasket
254-2267    Regulator
254-2270    Regulator Seal
533-4076    Kit Detent
508-1898    Piston Kit
2D8009    Oring
7F8268    Oring
4F7952    Seal
4S5879    Seal

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After-sales Service: 1 Year
Warranty: 1 Year
Type: Crawler
Application: Bulldozer&Excavator
Certification: ISO9001: 2000
Condition: New
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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limiter torque

What are the signs that indicate a need for tensioner roller replacement, and how can they be diagnosed?

Identifying the signs that indicate a need for tensioner roller replacement is crucial for maintaining the optimal performance and reliability of a belt drive system. Here’s a detailed explanation of the signs and diagnostic methods for determining when tensioner roller replacement is necessary:

1. Excessive Belt Slack:

If the tensioner roller has worn out or lost its tensioning capability, it may result in excessive belt slack. Excessive belt slack can be observed visually by noticing sagging or drooping of the belt between pulleys. To diagnose this, visually inspect the belt and check for any significant slack or looseness. Excessive belt slack indicates that the tensioner roller is no longer providing adequate tension and should be replaced.

2. Belt Misalignment:

A failing tensioner roller can lead to belt misalignment, causing the belt to deviate from its intended path. Belt misalignment can be diagnosed by observing the belt’s position in relation to the pulleys. Signs of misalignment include the belt running off-center, making contact with adjacent components, or riding too close to the edge of the pulleys. If belt misalignment is detected, it is essential to inspect the tensioner roller for any wear, damage, or misalignment and replace it if necessary.

3. Unusual Noise or Vibration:

A failing tensioner roller can generate unusual noise or vibrations in the belt drive system. This can be caused by worn bearings, misalignment, or other internal damages within the tensioner roller. To diagnose this, carefully listen for any abnormal noises such as grinding, squeaking, or rattling coming from the tensioner roller area while the system is in operation. Additionally, pay attention to any excessive vibrations or shaking of the belt drive system. If unusual noise or vibration is present, it indicates a potential issue with the tensioner roller that may require replacement.

4. Visible Wear or Damage:

Inspecting the tensioner roller for visible wear or damage is an essential diagnostic method. Look for signs of wear, such as cracks, grooves, or uneven surface texture on the roller. Additionally, check for any signs of physical damage, such as dents or deformation. If the tensioner roller shows visible signs of wear or damage, it is an indication that it has reached the end of its service life and should be replaced.

5. Inadequate Tension:

If the tensioner roller fails to provide sufficient tension to the belt, it can lead to belt slippage, reduced power transfer, and decreased overall system performance. Insufficient tension can be diagnosed by observing belt slippage or excessive wear on the belt’s contact surfaces with the pulleys. Check the tension of the belt by applying moderate pressure to it with your finger. If the belt deflects significantly, it indicates inadequate tension provided by the tensioner roller. In such cases, the tensioner roller should be inspected and replaced if necessary.

6. Maintenance Schedule:

Following the manufacturer’s recommended maintenance schedule is an important aspect of diagnosing the need for tensioner roller replacement. Manufacturers often provide guidelines on the expected service life or recommended replacement intervals for tensioner rollers. It is essential to consult the maintenance schedule specific to the belt drive system and adhere to the recommended replacement intervals. This proactive approach helps prevent potential failures or performance issues associated with worn or damaged tensioner rollers.

7. Professional Inspection:

In complex or critical applications, it may be necessary to seek the expertise of a professional technician or engineer to diagnose the need for tensioner roller replacement. Professionals can perform comprehensive inspections using specialized tools and techniques, such as laser alignment or vibration analysis, to assess the condition of the tensioner roller accurately. They can identify any underlying issues or potential risks and provide recommendations for replacement based on the specific requirements of the belt drive system.

In summary, the signs that indicate a need for tensioner roller replacement include excessive belt slack, belt misalignment, unusual noise or vibration, visible wear or damage, inadequate tension, adherence to maintenance schedules, and professional inspections. By regularly inspecting the tensioner roller and promptly addressing any signs of wear or malfunction, operators can ensure the reliable and efficient operation of their belt drive systems.

limiter torque

How does the design of tensioner rollers impact the overall efficiency of belt-driven systems?

The design of tensioner rollers plays a significant role in determining the overall efficiency of belt-driven systems. Various design factors influence the performance, reliability, and energy efficiency of the system. Here’s a detailed explanation of how the design of tensioner rollers impacts the overall efficiency:

1. Friction and Energy Loss:

The design of tensioner rollers affects the amount of friction generated between the roller and the belt. Excessive friction can result in energy loss and reduced efficiency. Tensioner rollers with smooth surfaces, low-friction materials, and optimal contact area reduce friction, minimizing energy loss in the system. Well-designed tensioner rollers help maximize power transmission efficiency by reducing frictional losses.

2. Bearing Design and Lubrication:

The design of the bearings used in tensioner rollers influences the overall efficiency of the system. High-quality bearings with low friction and proper lubrication minimize power losses due to bearing friction. Well-designed tensioner rollers incorporate efficient bearing arrangements, such as sealed or lubricated-for-life bearings, to reduce friction and improve overall system efficiency.

3. Weight and Inertia:

The weight and inertia of tensioner rollers can impact the system’s efficiency, especially in high-speed applications. Heavier tensioner rollers require more energy to accelerate and decelerate, resulting in increased power consumption. Well-designed tensioner rollers optimize their weight and inertia to minimize energy losses associated with rotational motion, improving the overall efficiency of the belt-driven system.

4. Material Selection:

The choice of materials for tensioner rollers can significantly impact system efficiency. Materials with low friction coefficients, high strength, and good wear resistance help reduce energy losses and improve overall efficiency. Well-designed tensioner rollers utilize materials that minimize internal friction, reduce wear on the belt, and enhance power transmission efficiency.

5. Dynamic Tension Control:

Some tensioner roller designs incorporate dynamic tension control mechanisms that adapt to changes in operating conditions. These mechanisms adjust the tension in real-time, optimizing the belt’s grip and reducing power losses due to slippage or excessive tension. Tensioner rollers with advanced tension control features help maintain optimal tension levels, improving overall system efficiency.

6. Alignment and Belt Tracking:

Proper alignment and belt tracking are essential for efficient power transmission and reduced wear. Tensioner rollers with well-designed alignment features ensure that the belt remains properly aligned with the pulleys throughout its operation. This minimizes energy losses resulting from misalignment, reduces belt wear, and improves the overall efficiency of the belt-driven system.

7. Durability and Maintenance:

The design of tensioner rollers can impact their durability and maintenance requirements. Well-designed tensioner rollers are built to withstand the rigors of the application, reducing the need for frequent replacements. Additionally, easy-to-maintain designs with accessible components simplify maintenance tasks, minimizing downtime and improving the overall efficiency of the belt-driven system.

8. Compliance with Industry Standards:

Designing tensioner rollers to comply with industry standards and specifications ensures that they meet performance and efficiency requirements. Standards such as ISO or ANSI define specifications for tensioner roller design, load capacity, and efficiency. Tensioner rollers designed and manufactured to meet these standards are more likely to contribute to the overall efficiency of the belt-driven system.

In summary, the design of tensioner rollers has a significant impact on the overall efficiency of belt-driven systems. Factors such as friction reduction, bearing design, weight and inertia optimization, material selection, dynamic tension control, alignment and belt tracking, durability, maintenance, and compliance with industry standards all contribute to improving system efficiency. Well-designed tensioner rollers help minimize energy losses, reduce wear, and enhance power transmission efficiency, resulting in more efficient and reliable belt-driven systems.

limiter torque

In what types of vehicles or machinery are tensioner rollers commonly used?

Tensioner rollers are commonly used in a variety of vehicles and machinery where belt drive systems are employed. Here’s a detailed explanation of the types of vehicles and machinery in which tensioner rollers are commonly found:

1. Automobiles:

Tensioner rollers are extensively used in automobiles, including passenger cars, SUVs, and light trucks. They are an integral part of the engine’s accessory drive system, where they help maintain proper tension in the belts that drive components such as the alternator, water pump, power steering pump, and air conditioning compressor. Tensioner rollers contribute to the reliable operation of these accessories and play a crucial role in the overall performance of the vehicle’s engine.

2. Commercial Vehicles:

Tensioner rollers are also commonly utilized in commercial vehicles, such as heavy-duty trucks, buses, and delivery vans. These vehicles often have larger and more complex engine systems that require multiple belts to drive various accessories. Tensioner rollers help ensure proper tension in these belts, allowing for efficient power transmission and reliable operation of the engine accessories.

3. Agricultural Equipment:

In the agricultural sector, tensioner rollers find widespread use in various types of machinery, including tractors, combine harvesters, and other farm equipment. These machines often rely on belt drive systems to power critical components like the water pump, alternator, hydraulic systems, or conveyor belts. Tensioner rollers play a vital role in maintaining optimal belt tension, enabling proper functionality and efficient operation of agricultural machinery.

4. Construction and Heavy Machinery:

Tensioner rollers are employed in construction and heavy machinery, such as excavators, loaders, bulldozers, and cranes. These machines utilize belt drive systems to power auxiliary components like hydraulic pumps, generators, or air compressors. Tensioner rollers help ensure that the belts remain properly tensioned, allowing for reliable power transmission and smooth operation of the machinery in demanding construction or industrial environments.

5. Industrial Equipment:

In various industrial applications, tensioner rollers are used in machinery and equipment such as manufacturing systems, conveyor systems, packaging machines, printing presses, and textile machinery. These systems often rely on belt drive mechanisms to transfer power between different components. Tensioner rollers assist in maintaining the desired tension in the belts, ensuring efficient power transmission and reliable operation of industrial equipment.

6. Recreational Vehicles and Boats:

Tensioner rollers are also found in recreational vehicles (RVs) and boats. RVs may have belt drive systems for powering components like air conditioning units, generators, or water pumps. Tensioner rollers help maintain belt tension in these systems, ensuring reliable operation during camping or travel. In boats, tensioner rollers can be used in propulsion systems or to drive accessories like water pumps or alternators, contributing to the smooth and efficient operation of marine engines.

7. Other Applications:

Additionally, tensioner rollers may be utilized in various other applications where belt drive systems are employed. This can include power tools, industrial pumps, compressors, agricultural machinery attachments, and more. Tensioner rollers are versatile components that find application in diverse machinery and equipment that rely on belt drives.

In summary, tensioner rollers are commonly used in vehicles and machinery such as automobiles, commercial vehicles, agricultural equipment, construction and heavy machinery, industrial equipment, recreational vehicles, boats, and other applications where belt drive systems are utilized. Their presence ensures proper tension in belts, contributing to efficient power transmission, reliable operation, and optimal performance in a wide range of equipment and machinery.

China OEM Bottom Roller Group 4622451 462-2451 for Cat Dozer 6020b  China OEM Bottom Roller Group 4622451 462-2451 for Cat Dozer 6020b
editor by CX 2024-04-17