China factory Yqad-019 06h105243G for CZPT Crankshaft Pulley for Audi 07-20 Volkswagen 07-20 Seat 05-15 with Good quality

Product Description

YQAD-019 06H105243G CHINAMFG Crankshaft Pulley For Audi 07-20 Volkswagen 07-20 Seat 05-15

Product Description

 

Crankshaft Pulley

The crankshaft pulley (harmonic balancer) is mounted on the end of the crankshaft. Its purpose is to turn the drive belts that operate the engine accessories (alternator, air conditioning compressor, etc.)

Symptoms of a Bad or Failing Crankshaft Pulley

Knocking noise

Engine accessories may stop working

Crankshaft Pulley Related Repair Advice

The crankshaft bolt securing the pulley can loosen, affecting the operation of the pulley

The harmonic balancer includes a rubber insert between the center portion of the crankshaft pulley and the outer surface; this is what drives the belts

The rubber insert can become damaged, resulting in an abnormal noise. The outer surface can also “slip” on the rubber insert, which can affect the ability to set the ignition time on older engines

An automobile engine crankshaft pulley structure

The pulley refers to the flywheel connected to the crankshaft of the engine. 

It was originally designed to drive the camshaft to rotate to drive the engine accessories, such as controlling the engine’s gas distribution system. When the engine is running, the stroke of the piston (up and down movement) valve The pulleys are generally made of cast iron as the timing action of the camshaft opens and closes in sequence.

At present, the belt pulley is generally fixed by bolts, and the bump on the front end of the crankshaft of the engine is stuck in the square hole in the center of the pulley to achieve a fixed connection with the crankshaft. 

When the engine is running, the crankshaft vibrates violently under the drive of the cylinder piston. 
The running of the bolt will cause the loosening of the bolt. In the prior art, the static friction between the front end of the bolt and the inner wall of the fixing hole is mainly used to prevent the bolt from loosening. However, this method will cause pressure on the bolt to deform it and eventually destroy the bolt, causing the bolt to loosen again; when the pulley is connected to the belt for conduction because the belt is stretched by high strength for a long time to cause self-aging, it is easy to take off the pulley phenomenon.
In the prior art, limit plates are generally installed at both ends of the pulley, but the belt is easy to separate The friction of the limiting plate causes loss.

 

Product Parameters

ITEM:

SAP Crankshaft Pulley

OEM:

Accept

MOQ:

1 pcs (If the goods have ex-stock, small quality will be available)

BRAND:

SAP Brand or Customer’s Brand

PACKING:

Natural Packing or Packing as Customers required

PAYMENT:

L/C, T/T, Western Union, MoneyGram.etc,

WARRANTY:

12 Months

PORT:

ZheJiang /HangZhou

ADVANTAGE:

Good Quality and Competitive Price

SAMPLE:

Customized Sample

Quality:

Produce According to ISO/TS 16949:2002 Standard

TEAM:

Powerful Production and R&D Capability

 

Company Profile

ZheJiang Strong Auto Parts Co., Ltd. is a professional manufacturer of many kinds of automobile control arms and automobile pulleys founded in 1995. We have registered 2 famous brands ”STRONG”and”SAP” in China. With constant technical innovation and persevering high professional dedication, Strong company has owned a strong ability for research and development through the adoption of the advanced manufacturing process in the world, with scientific management and a strict product quality control system, Strong company has succeeded in passing the Germany certification in 2009. 

ZheJiang Strong Auto Parts Co., Ltd. has many kinds of control arms and pulleys, we are a leading manufacturer of alternator overrunning pulleys and crankshaft damper pulleys, and car control arms on its processing, many technologies we have our invention patented in China, and the production capacity per year can be several million pieces. Now our products have been exported to many European, American, and Canadian countries for many years. 

ZheJiang Strong Auto Parts Co., Ltd. has developed its own unique people-centered cooperation culture featuring ”technology innovation, people-oriented, integrity cooperation, and pursuit perfection”, we persevere in our efforts to improve our equipment performance and worker ability, and we sincerely hope to build good cooperation with you for our mutual prosperous business through our high-quality products and best service.

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After-sales Service: Yes
Application: Excavator, Lawnmower, Tractor, Ke Tan, Boat, Motorbike, Truck, Car
Certification: RoHS, TS16949, ISO 9001, CE
Warranty: 24 Months
Engine Type: CNG
Material: Metal
Samples:
US$ 30/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

belt pulley

Can belt pulleys be part of HVAC systems and air conditioning units?

Yes, belt pulleys can indeed be part of HVAC (Heating, Ventilation, and Air Conditioning) systems and air conditioning units. They play a crucial role in the operation of these systems, contributing to the movement of air, power transmission, and controlling the functionality of various components. Here’s a detailed explanation of how belt pulleys are involved in HVAC systems and air conditioning units:

1. Air Handling Units: Belt pulleys are commonly used in air handling units (AHUs) of HVAC systems. AHUs are responsible for circulating and conditioning air within buildings. Belt-driven AHUs employ pulleys to drive the fans or blowers that move air through the system. The rotation of the pulleys drives the fan blades, creating airflow and facilitating the exchange of heat or coolness in the air conditioning process.

2. Cooling Towers: Cooling towers, a key component of HVAC systems, are used to remove heat from the building. Belt pulleys are employed in cooling towers to drive the fan systems that enhance the cooling process. The pulleys drive the cooling tower fans, which draw in ambient air and facilitate the evaporation of water, effectively dissipating heat and lowering the temperature of the circulated water.

3. Fan Coil Units: Fan coil units are part of HVAC systems and provide localized heating or cooling to specific areas within a building. Belt pulleys can be used in fan coil units to drive the fans that distribute conditioned air. The rotation of the pulleys drives the fan blades, enabling the movement of air through the unit and delivering heating or cooling to the desired space.

4. Compressors: In air conditioning units, belt pulleys are employed in the compressor system. The compressor is responsible for compressing the refrigerant, which enables the cooling process. Belt-driven compressors use pulleys to drive the compressor’s motor, which pressurizes the refrigerant and facilitates its movement through the air conditioning system. The pulleys ensure the efficient operation of the compressor, which is essential for the cooling function.

5. Power Transmission: Belt pulleys are essential for power transmission in HVAC systems and air conditioning units. They are used to transmit power from the motor or engine to various components, such as fans, compressors, pumps, and other mechanical parts. The rotation of the pulleys transfers power and enables the operation of these components, ensuring the functionality of the HVAC system or air conditioning unit.

6. Variable Speed Control: Belt pulleys can also be utilized for variable speed control in HVAC systems. By using pulleys of different sizes or incorporating variable speed pulley systems, the rotational speed of fans or other driven components can be adjusted. This allows for precise control over airflow, temperature, and overall system performance, optimizing energy efficiency and comfort levels in the building.

7. Maintenance and Serviceability: Belt pulleys in HVAC systems and air conditioning units are designed for easy maintenance and serviceability. They allow for straightforward belt replacement or adjustment, ensuring that the system can be properly maintained and serviced to maintain optimal performance and reliability.

In summary, belt pulleys are integral components of HVAC systems and air conditioning units. They are involved in power transmission, driving fans and blowers, controlling compressors, and facilitating the movement of air for heating, cooling, and ventilation. Belt pulleys contribute to the overall functionality, energy efficiency, and serviceability of HVAC systems, playing a vital role in providing comfortable and controlled environments in residential, commercial, and industrial buildings.

belt pulley

How do belt pulleys handle variations in load capacity and speed?

Belt pulleys are designed to handle variations in load capacity and speed by providing flexibility and adjustability in power transmission systems. They offer several mechanisms to accommodate changes in load and speed requirements. Here’s a detailed explanation of how belt pulleys handle variations in load capacity and speed:

1. Load Capacity: Belt pulleys can handle variations in load capacity through the selection of appropriate belt materials, pulley sizes, and belt tension. When the load increases, the belt tension can be adjusted to ensure proper power transmission. By increasing the tension, the grip between the belt and pulley increases, allowing for the transfer of higher loads. Belt materials with higher tensile strength and load-bearing capacity can also be chosen to handle heavier loads.

2. Speed Variation: Belt pulleys offer the ability to handle variations in speed through different mechanisms:

a. Fixed Speed Ratios: In applications where a fixed speed ratio is required, belt pulleys of specific sizes are selected to achieve the desired speed ratio. By choosing pulleys with different diameters or numbers of grooves, the speed of the driven pulley can be adjusted relative to the driving pulley, resulting in the desired speed variation.

b. Variable Speed Pulleys: Variable speed pulleys, also known as adjustable or variable pitch pulleys, enable continuous speed control. These pulleys feature movable pulley halves or arms that change the distance between the grooves. By adjusting the position of the movable pulley, the effective diameter of the pulley changes, altering the speed ratio. This allows for stepless speed variation within a defined range, providing flexibility in adjusting the speed of the driven system.

c. Step Pulleys: Step pulleys have multiple grooves of different diameters on the same pulley. By changing the belt position between these grooves, the speed ratio can be adjusted. Step pulleys provide a range of predetermined speeds by selecting the appropriate groove, allowing for different speed settings suitable for various operations.

d. Motor and Pulley Size Selection: By selecting motors and pulleys of different sizes or using different combinations of belt pulleys, the speed of the driven system can be adjusted. This is commonly seen in applications where multiple speed options are required, such as in drill presses or lathes, where a range of speeds is needed for different cutting operations.

Overall, belt pulleys handle variations in load capacity and speed by offering flexibility in belt tension, selecting appropriate pulley sizes and materials, utilizing variable speed pulleys, employing step pulleys, and choosing motor and pulley combinations to achieve the desired speed ratios. These mechanisms allow for efficient power transmission in a wide range of applications with varying load and speed requirements.

belt pulley

What advantages do belt pulleys offer for efficient power transmission?

Belt pulleys offer several advantages that contribute to efficient power transmission in a variety of applications. These advantages make belt pulleys a popular choice for transmitting power in numerous industries. Here are some key advantages of using belt pulleys:

1. High Efficiency: Belt pulleys can achieve high power transmission efficiency. The materials used for pulleys, such as metals or composite materials, are selected for their strength and low friction characteristics. This allows for minimal energy loss during power transmission, resulting in efficient operation and reduced energy consumption.

2. Smooth and Quiet Operation: Belt pulleys provide smooth and quiet operation compared to some other power transmission methods. The flexibility of belts helps in dampening vibrations and reducing noise levels. This is particularly beneficial in applications where noise reduction is important, such as in residential areas, offices, and certain types of machinery.

3. Slip Prevention: Belt pulleys offer slip prevention features, ensuring reliable power transmission. The design of the pulley’s groove and the corresponding belt shape create a positive engagement that helps prevent the belt from slipping during operation. This is particularly advantageous in high-torque applications where maintaining a consistent power transfer is crucial.

4. Overload Protection: Belt pulleys can provide a certain degree of overload protection. In the event of sudden load spikes or jamming of the driven system, the belt can slip or deform slightly, absorbing the shock and protecting the machinery from damage. This inherent flexibility acts as a safety feature, preventing catastrophic failures and reducing the risk of equipment breakdown.

5. Misalignment Compensation: Belt pulleys can accommodate minor misalignments between the driving and driven shafts. The flexibility of the belt allows for slight angular and parallel misalignments, which can naturally occur in machinery due to manufacturing tolerances, thermal expansion, or other factors. This ability to compensate for misalignment helps to minimize stress on bearings and prolong the lifespan of the system.

6. Speed Variation: Belt pulleys provide the flexibility to achieve different speed ratios by simply changing pulley sizes or adjusting the position of variable speed pulleys. This feature allows for speed variation and control in various applications, facilitating the optimization of machine performance and enabling adaptability to different operating conditions.

7. Cost-Effective: Belt pulleys are generally cost-effective compared to some other methods of power transmission. They are relatively simple in design, easy to manufacture, and require less precision than certain alternatives. Additionally, belts are generally less expensive to replace than other types of power transmission components, resulting in lower maintenance costs.

Overall, belt pulleys offer advantages such as high efficiency, smooth and quiet operation, slip prevention, overload protection, misalignment compensation, speed variation, and cost-effectiveness. These advantages make belt pulleys a reliable and versatile choice for efficient power transmission in a wide range of applications across various industries.

China factory Yqad-019 06h105243G for CZPT Crankshaft Pulley for Audi 07-20 Volkswagen 07-20 Seat 05-15   with Good quality China factory Yqad-019 06h105243G for CZPT Crankshaft Pulley for Audi 07-20 Volkswagen 07-20 Seat 05-15   with Good quality
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