China Best Sales CZPT Belt Conveyor Drive Pulley Bend Pulley pulley block

Product Description

1. The pulley can be divided into driving pulley (head pulley) and thurnabout pulley (tail pulley), driving pulley is the main part for transmitting the power : smooth surface and rubber surface, and rubber surface can be classified into smooth rubber surface, herringbone rubber surface and CHINAMFG rubber surface to meet different technical requirements. Averting pulley can be classified into smooth rubber surface and smooth steel surface.
According to the structure style, the 2 type pulley can be divided into 3 light duty, medium duty and heavy duty.
All the pulley adopt integrated bearing housing which is lubricated and filled with grease and has 2 kinds: iron casting and steel casting, the shaft is made of 45#steel, the shell adopt weld assembly.
Based on the above design, the pulley is reasonably structured, convenient type selected, performance reliable, long life time.
Our pulleys are of stable structure, good performance and long operating life. They can work normally in dusty, wet and muddy environment.

2. Outer diameter deviation of Drive pulley(mm)

Pulley diameter ≤400 >400~1000 >1000
The Maximum Deviation 0~1.50 0~2.0 0~2.5

3. Radial Runout of roller excircle(mm)

Pulley diameter ≤800 >800~1600 >1600
Cover pulley 0.6 1.0 1.5
Non- cover pulley 1.1 1.5 2.0

4. Range of Production
Diameters of pulley (mm): 200/250/315/320/400/500/630/800/1000/1200/1250
Length of pulley depends on the width of conveyor belt.
The width Range of conveyor belt (mm): 500/650/800/1000/1200/1400
Applications: Used in the steel industry, harbor, coal industry, power industry, cements industry, and more.

Description CEMA,  DIN, JIS, AS, SABS, ISO Standard Design & JXIHU (WEST LAKE) DIS. ODM
Pipe 1)  Material : Q235 carbon steel equal to DIN S235JR
2)  Roller Diameter : φ50mm ~ φ219mm / 2 inch ~ 8 5/8 inch
3)  Roller Length:  150mm ~ 3000 mm
4)  Thickness : 3.0 ~6.0 mm
Shaft 1)  Material : 45# steel equal to DIN C45
2)  Cold-drawn bright round steel
3)  Shaft Diameter:  20mm,  25mm,  30mm, 40mm, 45mm, 50mm
Bearing 1)  Single Row Deep Groove Ball Bearing 2RS&ZZ with C3 clearance
2)  Brand: SKF,FAG,NSK,HRB, LYC, CHINAMFG or according to your requirement
Bearing Housing 1)  Material : Q235 carbon steel equal to DIN S235JR
2)  Cold press working fit ISO M7 accuracy
3)  Material thickness: 2.5mm ~ 5.0mm
Seals 1)  Labyrinth seal, nylon 6 material
2)  JXIHU (WEST LAKE) DIS.’s patented product
Grease 2# Lithium grease lubricant
Painting 1)  Ordinary painting, hot galvanized painting, Powder painting
2)  Color: Black, red, yellow, blue or according to your requirement

Structure: Conveyor System
Material: Carbon Steel
Application: Chemical Industry, Grain Transport, Mining Transport, Power Plant
Condition: New
Transport Package: Wooden Cases
Specification: diameter from 50mm to 219mm
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Customization:
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drive pulley

How do drive pulleys contribute to the functioning of conveyor belts and escalators?

Drive pulleys play a crucial role in the functioning of conveyor belts and escalators by providing the necessary power transmission and control. They enable the movement of materials or people along a defined path, offering efficiency, reliability, and safety. Here’s a detailed explanation of how drive pulleys contribute to the functioning of conveyor belts and escalators:

Conveyor Belts:

In conveyor belt systems, drive pulleys are typically located at the ends of the conveyor, where they provide the driving force to move the belt and transport materials from one point to another. Here are the key contributions of drive pulleys in conveyor belt systems:

  • Power Transmission: Drive pulleys are connected to a power source, such as an electric motor or an engine, through a drive mechanism, such as a belt or chain. They transfer rotational motion and torque from the power source to the conveyor belt, allowing it to move and carry materials along the desired path.
  • Tension Control: Drive pulleys are often equipped with tensioning mechanisms, such as adjustable bearings or take-up systems. These mechanisms help maintain the proper tension in the conveyor belt, ensuring optimal grip between the pulleys and the belt. Proper tension is crucial for preventing belt slippage, ensuring efficient power transmission, and minimizing the risk of material spillage.
  • Belt Tracking: Drive pulleys, along with idler pulleys, help maintain proper belt tracking. They guide the conveyor belt and keep it centered on the pulleys, preventing it from veering off course. Proper belt tracking ensures smooth and consistent movement, reducing the risk of damage to the belt and improving overall system performance.
  • Load Carrying Capacity: Drive pulleys are designed to withstand the load placed on the conveyor belt. They are typically larger and stronger than other pulleys in the system to handle the weight of the materials being transported. The robust construction of drive pulleys enables them to carry heavy loads and maintain the integrity of the conveyor system.

Escalators:

In escalator systems, drive pulleys are used to provide the power and control necessary for the movement of the escalator steps. Here’s how drive pulleys contribute to the functioning of escalators:

  • Motion Conversion: Drive pulleys are connected to an electric motor or a gear system that converts rotational motion into linear motion. The drive pulleys transfer the rotational force to the escalator step chains or belts, causing them to move in a continuous loop and ensuring the upward or downward movement of the steps.
  • Tension Control: Drive pulleys in escalators often incorporate tensioning mechanisms to maintain the proper tension in the step chains or belts. Adequate tension is crucial for smooth and reliable movement of the steps, ensuring passenger safety and minimizing the risk of slippage or derailment.
  • Speed Control: By adjusting the speed of the drive pulleys, the overall speed of the escalator can be controlled. The rotational speed of the drive pulleys determines the speed at which the steps move, allowing for variable speed operation to match the desired passenger flow or system requirements.
  • Emergency Stop Function: Drive pulleys are equipped with safety features, such as emergency stop buttons or systems, to quickly halt the escalator’s operation in case of an emergency. These safety mechanisms disengage the drive pulleys, stopping the movement of the steps and ensuring passenger safety.

In summary, drive pulleys are essential components in both conveyor belt and escalator systems. They provide power transmission, tension control, belt tracking, load carrying capacity, and speed control. By efficiently transferring rotational motion and torque, drive pulleys enable the reliable and safe movement of materials on conveyor belts and people on escalators.

drive pulley

What maintenance procedures are necessary to ensure the reliability of drive pulleys?

Proper maintenance procedures are essential to ensure the reliability and longevity of drive pulleys. Regular maintenance helps identify and address potential issues before they escalate, minimizing downtime and preventing costly breakdowns. Here are some important maintenance procedures for drive pulleys:

1. Visual Inspection:

Perform regular visual inspections of the drive pulleys to check for any signs of wear, damage, or misalignment. Look for cracks, chips, or excessive wear on the pulley surface. Inspect the pulley hub and keyway for any signs of damage or corrosion. Ensure that the pulley is properly aligned with the drive shaft and other components. If any abnormalities are detected, further investigation or corrective action may be necessary.

2. Lubrication:

Follow the manufacturer’s guidelines for lubrication to ensure smooth operation of the drive pulley. Lubrication reduces friction and heat, preventing premature wear and extending the pulley’s lifespan. Apply the recommended lubricant to the pulley bearings or bushings as per the specified intervals. Ensure that the lubricant used is compatible with the pulley material and operating conditions.

3. Tension and Belt/Chain Alignment:

Check the tension of the belts or chains connected to the drive pulley regularly. Incorrect belt or chain tension can lead to slippage, reduced power transmission efficiency, and accelerated wear on the pulley and associated components. Follow the manufacturer’s guidelines or consult the equipment manual for the appropriate tensioning procedures. Additionally, ensure proper alignment between the pulley and the driven components to prevent excessive side loading or belt/chain misalignment.

4. Cleaning:

Keep the drive pulleys clean and free from debris, dust, or contaminants. Regularly remove any accumulated dirt, debris, or residue from the pulley surfaces and grooves. Use appropriate cleaning methods and tools, such as brushes or compressed air, to ensure thorough cleaning without causing damage to the pulley or its components. Clean pulleys help maintain proper belt traction and reduce the risk of slippage.

5. Belt/Chain Maintenance:

In addition to maintaining the drive pulleys, proper maintenance of the belts or chains connected to the pulleys is crucial. Inspect the belts or chains for signs of wear, damage, or stretching. Replace worn-out or damaged belts or chains promptly to prevent adverse effects on the drive pulley’s performance. Follow the manufacturer’s guidelines for belt or chain tensioning, alignment, and replacement intervals.

6. Balancing:

Imbalance in the drive pulley can result in vibration, increased stress on the pulley and associated components, and reduced overall system performance. Periodically check the balance of the drive pulley and take corrective measures if necessary. Balancing may involve the use of specialized equipment or consulting a professional service provider to ensure proper balancing and smooth operation.

7. Record-Keeping:

Maintain accurate records of maintenance activities performed on the drive pulleys. This includes recording inspection dates, lubrication schedules, belt or chain replacements, and any corrective actions taken. Proper record-keeping helps track maintenance history, identify recurring issues, and ensure compliance with maintenance schedules and recommendations.

8. Professional Inspection:

Consider engaging a qualified professional or a service provider for periodic inspections and maintenance of drive pulleys, especially in complex or critical applications. Professionals can perform more detailed assessments, identify potential issues, and provide expert recommendations to ensure the reliability and optimal performance of the drive pulleys.

In conclusion, regular maintenance procedures are necessary to ensure the reliability of drive pulleys. Visual inspections, proper lubrication, tension and alignment checks, cleaning, belt/chain maintenance, balancing, record-keeping, and professional inspections all contribute to the longevity and optimal operation of drive pulleys, reducing the risk of failures and improving overall system reliability.

drive pulley

In which industries and applications are drive pulleys commonly used?

Drive pulleys are widely used in various industries and applications where power transmission and motion control are essential. Their versatility and effectiveness make them a fundamental component in numerous mechanical systems. Here are some of the industries and applications where drive pulleys are commonly employed:

1. Manufacturing and Industrial Machinery:

Drive pulleys play a crucial role in manufacturing and industrial machinery. They are used in conveyor systems to transport materials or products along production lines. Drive pulleys enable the movement of items such as bulk goods, packages, and components in industries including automotive, food processing, mining, and logistics. Additionally, drive pulleys are found in various types of machinery, such as pumps, compressors, and generators, where they facilitate power transmission and rotational motion.

2. Agricultural Equipment:

In the agricultural sector, drive pulleys are employed in a range of equipment. They are used in farming machinery, including tractors, combines, and harvesters, to transmit power and control the operation of components such as belts, chains, and augers. Drive pulleys are vital in applications such as grain handling, irrigation systems, and equipment used for planting, harvesting, and processing crops.

3. Construction and Mining:

Drive pulleys are extensively utilized in the construction and mining industries. They are employed in heavy machinery, including cranes, excavators, loaders, and conveyor systems, to facilitate the movement of materials, such as soil, rocks, and ores. Drive pulleys are essential for the operation of equipment involved in earthmoving, material handling, and mineral extraction processes.

4. Material Handling and Warehousing:

In material handling and warehousing applications, drive pulleys are indispensable. They are used in conveyor systems to transport goods, packages, and materials within warehouses, distribution centers, airports, and shipping facilities. Drive pulleys enable the efficient movement of products along assembly lines, sorting systems, and storage areas, ensuring smooth and continuous workflow.

5. Automotive and Transportation:

Drive pulleys find widespread use in the automotive and transportation industries. They are employed in vehicles, including cars, trucks, buses, and trains, to transmit power from engines to various components such as water pumps, alternators, and air conditioning compressors. Drive pulleys also play a role in belt-driven systems, such as power steering and supercharging systems, enhancing vehicle performance.

6. Renewable Energy:

In the field of renewable energy, drive pulleys are utilized in wind turbines and solar tracking systems. Drive pulleys help convert wind or solar energy into rotational motion, driving generators or tracking mechanisms to maximize energy capture. They are critical components that enable efficient power generation in wind farms and solar power plants.

7. Exercise and Fitness Equipment:

Drive pulleys are commonly found in exercise and fitness equipment, such as treadmills, stationary bikes, and weight machines. They facilitate the transfer of power and motion from motors or users to various components, such as belts, flywheels, and resistance systems. Drive pulleys ensure smooth and controlled movement, allowing users to engage in effective workouts.

8. Marine and Shipbuilding:

In the marine industry and shipbuilding sector, drive pulleys are utilized in propulsion systems, winches, cranes, and cargo handling equipment. They play a vital role in transmitting power and controlling the movement of various components, enabling the operation of vessels, offshore platforms, and port facilities.

These are just a few examples of the industries and applications where drive pulleys are commonly used. Their versatility and importance in power transmission and motion control make them indispensable components in a wide range of mechanical systems across different sectors.

China Best Sales CZPT Belt Conveyor Drive Pulley Bend Pulley   pulley block	China Best Sales CZPT Belt Conveyor Drive Pulley Bend Pulley   pulley block
editor by CX

2023-09-25

Drive Belt Pulley

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