China Best Sales Spb100-02/Casting Pulley with Taper Bushing/Transmission Gear/V-Belt Pulley/Groove Pulleybelt Pulley/Conveyor Roller/Gear/Belt Conveyor crankshaft pulley

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.

Certification: ISO
Pulley Sizes: Type B
Manufacturing Process: Casting
Material: Iron
Surface Treatment: Oxygenation
Application: Chemical Industry, Grain Transport, Mining Transport, Power Plant, Agricultural Machine
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

gear pulley

How do gear pulleys contribute to the functioning of garage door systems?

In garage door systems, gear pulleys play a vital role in ensuring the smooth and efficient operation of the doors. They are instrumental in facilitating the movement, power transmission, and safety features of the garage door systems. Here’s a detailed explanation of how gear pulleys contribute to the functioning of garage door systems:

1. Lifting Mechanism:

Garage doors typically utilize a lifting mechanism to raise and lower the door. Gear pulleys are a crucial component of this mechanism. They are connected to the motor or drive unit and work in conjunction with cables, chains, or belts to transfer the rotational motion from the motor to the door. The gear pulleys convert the rotary motion into a linear motion, allowing the door to be lifted or lowered smoothly and effortlessly.

2. Mechanical Advantage:

One of the key functions of gear pulleys in garage door systems is to provide a mechanical advantage. By utilizing different pulley sizes and ratios, gear pulleys enable the motor to exert the necessary force to lift heavy garage doors. The mechanical advantage achieved through the gear pulleys allows for efficient operation, reducing the strain on the motor and other components of the system.

3. Speed Control:

Gear pulleys also contribute to speed control in garage door systems. By using different pulley sizes and ratios, the speed at which the door opens or closes can be adjusted. This allows homeowners to customize the speed of the garage door operation according to their preferences and specific requirements. Gear pulleys enable precise speed control, ensuring smooth and controlled movement of the door.

4. Counterbalance System:

Garage doors often utilize a counterbalance system to offset the weight of the door and make it easier to lift. Gear pulleys are an integral part of this system. They are connected to the torsion springs or extension springs, which store and release energy to assist in lifting and lowering the door. The gear pulleys transmit the force exerted by the springs to the door, allowing for efficient counterbalancing and smoother operation.

5. Safety Features:

Gear pulleys contribute to the safety features of garage door systems. Many modern garage doors are equipped with safety sensors and mechanisms to prevent accidents or damage. Gear pulleys are often connected to these safety features, such as the photoelectric sensors or the emergency release mechanism. The gear pulleys ensure that these safety features operate in sync with the door movement, providing reliable and effective protection.

6. Maintenance and Lubrication:

Regular maintenance and lubrication of gear pulleys are essential for the proper functioning of garage door systems. Lubricating the gear pulleys helps reduce friction and wear, ensuring smooth operation and prolonging the lifespan of the components. Regular inspection of the gear pulleys allows for early detection of any misalignment, damage, or wear, enabling timely repairs or replacements to maintain the optimal functioning of the garage door system.

In conclusion, gear pulleys are essential components that contribute significantly to the functioning of garage door systems. They play a vital role in the lifting mechanism, providing a mechanical advantage, facilitating speed control, enabling the counterbalance system, incorporating safety features, and requiring regular maintenance and lubrication. Properly functioning gear pulleys ensure the smooth and efficient operation of garage doors, providing convenience, security, and peace of mind to homeowners.

gear pulley

What role do gear pulleys play in automotive engines and accessory systems?

Gear pulleys play a crucial role in automotive engines and accessory systems, contributing to the overall functionality and performance of vehicles. Here’s a detailed explanation of the role gear pulleys play in automotive engines and accessory systems:

Engine Timing:

One of the primary roles of gear pulleys in automotive engines is to control the engine timing. The timing belt or chain, which is driven by the crankshaft gear pulley, connects to the camshaft gear pulley. This synchronization between the crankshaft and camshaft ensures that the engine’s valves open and close at the correct time in relation to the piston’s position. Proper engine timing is essential for efficient combustion, optimal power delivery, and prevention of engine damage.

Accessory Drive Systems:

Gear pulleys are also integral components of accessory drive systems in automotive engines. These systems transmit mechanical power from the engine to various accessories such as the alternator, water pump, power steering pump, and air conditioning compressor. The accessory drive belt, often referred to as the serpentine belt, wraps around multiple gear pulleys and transfers rotational motion from the crankshaft pulley to the accessory pulleys. Gear pulleys in the accessory drive system ensure that the accessories operate smoothly and efficiently, providing electrical power, cooling, steering assistance, and climate control to the vehicle.

Supercharging and Turbocharging:

Gear pulleys are commonly used in supercharging and turbocharging systems to increase the engine’s power output. Superchargers and turbochargers are devices that compress the incoming air to deliver more oxygen to the engine, resulting in improved combustion and increased horsepower. Gear pulleys are utilized in the drive systems of these devices to transfer power from the engine to the supercharger or turbocharger. By driving the compressor with a gear pulley system, the intake air pressure is boosted, providing enhanced engine performance.

Variable Valve Timing:

Some modern automotive engines incorporate variable valve timing (VVT) systems to optimize engine performance at different engine speeds and loads. Gear pulleys are essential components of these systems. VVT systems use hydraulic actuators or electronic controls to adjust the position of the camshaft gear pulley relative to the crankshaft gear pulley. This adjustment alters the timing of the intake and exhaust valves, optimizing valve opening and closing events for improved fuel efficiency, power delivery, and emissions control.

Engine Balancing:

In certain engine designs, gear pulleys are utilized to balance the engine’s rotating assembly and reduce vibrations. Balancing gear pulleys can be mounted on the crankshaft to counteract the inherent imbalance caused by the reciprocating motion of the pistons. These balancing pulleys help minimize engine vibrations, leading to smoother operation, reduced noise, and improved overall engine longevity.

The role of gear pulleys in automotive engines and accessory systems is crucial for achieving proper engine timing, driving accessory components, enhancing engine performance through forced induction, optimizing valve timing, and reducing vibrations. By effectively transmitting power and enabling precise control over various engine functions, gear pulleys contribute significantly to the reliable operation and performance of automotive engines and accessory systems.

gear pulley

What is a gear pulley, and how does it function in mechanical systems?

A gear pulley, also known as a gear and pulley system, combines the functionality of gears and pulleys to transmit power and control the speed and torque in mechanical systems. Here’s an explanation of what a gear pulley is and how it functions:

A gear pulley is a mechanical system that consists of two or more gears and one or more pulleys connected together. Gears are toothed wheels that mesh together to transmit rotational motion and torque, while pulleys are grooved wheels that use a belt or a rope to transmit motion and force. By combining these two components, a gear pulley system can achieve various mechanical advantages and control the speed and torque of the system.

The functioning of a gear pulley system can be understood through the following key points:

  1. Power Transmission: The primary function of a gear pulley system is to transmit power from one component to another. When the input gear or pulley is rotated, it causes the corresponding output gear or pulley to rotate as well. This rotation transfers power from the input to the output, allowing the system to perform work. The gears and pulleys enable the power to be transmitted efficiently and effectively across the system.
  2. Mechanical Advantage: Gear pulley systems provide mechanical advantage, allowing for the amplification or reduction of force and torque. Gears, with their different sizes and number of teeth, can change the rotational speed and torque of the system. By selecting gears with different ratios, the gear pulley system can increase the torque output while reducing the rotational speed (increased force, decreased speed) or increase the rotational speed while reducing the torque output (decreased force, increased speed).
  3. Speed Control: One of the key functions of a gear pulley system is speed control. By using gears with different sizes, the system can adjust the speed at which the output component rotates. Larger gears will result in slower output speed, while smaller gears will result in faster output speed. This feature is especially useful in applications where precise speed control is required, such as in machinery and automotive systems.
  4. Direction Control: The arrangement of gears and pulleys in a gear pulley system can also control the direction of rotation. By using various gear configurations, such as spur gears, bevel gears, or worm gears, the system can achieve different rotational directions. This allows for versatile control and manipulation of the mechanical system based on the desired outcome.
  5. Tension and Belt Control: In gear pulley systems that incorporate belts or ropes, the pulleys play a crucial role in maintaining tension and controlling the movement of the belts. The grooves on the pulleys ensure that the belts remain in place and transmit force efficiently. By adjusting the size and position of the pulleys, the tension in the belts can be controlled, ensuring smooth operation and reducing slippage.
  6. Transfer of Motion: A gear pulley system can transfer motion and power between non-parallel shafts, allowing for flexibility in mechanical designs. By using appropriate gears and pulleys, the system can change the direction of rotation, transfer motion at different angles, and transmit power between components that are not directly in line with each other. This versatility expands the range of applications where gear pulley systems can be employed.

In summary, a gear pulley system combines gears and pulleys to transmit power, control speed and torque, and achieve mechanical advantages in mechanical systems. By selecting appropriate gear ratios, sizes, and configurations, gear pulley systems provide efficient power transmission, speed control, direction control, tension control, and the transfer of motion in a wide range of applications.

China Best Sales Spb100-02/Casting Pulley with Taper Bushing/Transmission Gear/V-Belt Pulley/Groove Pulleybelt Pulley/Conveyor Roller/Gear/Belt Conveyor   crankshaft pulley	China Best Sales Spb100-02/Casting Pulley with Taper Bushing/Transmission Gear/V-Belt Pulley/Groove Pulleybelt Pulley/Conveyor Roller/Gear/Belt Conveyor   crankshaft pulley
editor by CX

2023-09-26

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