China best 15 mm Thick Fire Resistant Conveyor Pulley Rubber Backed Ceramic Lagging Ceramic Coated Pulley pulley attachments

Product Description

  HangZhou Port Shipbuilding & Machinery Industry Co.,ltd,   a wholly owned subsidiary of ZheJiang Port Equipment Group ,is a large comprehensive state-owned company combining industrial products research and manufacture, steel structure and equipment producing, general contracting service for industrial system integration and ships & equipment building and maintenance.

 

As a member of the Standardization Administration of China/Technical Committee (SAC/TC331) , the company owns the production qualification for transport machinery, Grade-I Class III Production Qualification of steel general ships, Grade-I Production Qualification of steel fishing vessels; Grade-I Professional Contracting Qualification of steel structure, and kinds of Professional contracting qualifications for electrical and mechanical equipment installation, corrosion protection and insulation engineering, foundation, etc. The company also occupies Class B Design Qualification of steel fishery vessels and the Design & Construction Qualification of marine fishery platforms registered with the Ministry of Agriculture. The main business scope of RPIC covers ports, marine equipment, mining, electric power; cement, metallurgy; paper making and other various industries.

Product Introduction

   The drum is the main component that transmits power. It is divided into 3 types according to their load-carrying capacity: light, medium and heavy.

 Light: Bearing aperture 80-100mm, the shaft and hub are single-width plate welded cylinder structure connected by single key.
 Medium: Bearing aperture 120-180mm, the shaft and hub are expansion sleeve connection.

 Heavy: Bearing aperture 200-220mm, the shaft and hub are expansion sleeve connection, and the drum body is cast-welded structure.

Product Description

    Conveyor pulley stays at 2 ends of belt machine. The pulley can be divided into 2 categories: Driving pulley and averting pulley, driving pulley is the main part for transmitting the power and there are 2 kinds of pulley sets: 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.

 

Main Equipment & Facilitys

 

Project Performance

Packaging & Shipping

 

                                       Our EPC Conveying System Project

                                               Customer Visit & Exhibition

                                                 
                                                Company Certificate

FAQ

  Q1:Can you send samples?

A:Of course, we can provide customers with free samples but customer should pay the courier fee.

Q2:What product information do I need to provide?

A:Please kindly provide the grade, width, thickness, surface treatment requirement  and quantities you need to purchase.

Q3:What is your terms of payment ?

A: 30% T/T in advance ,balance before shipment or 100% LC at sight.

Q4.Do you provide customer made Products service?

A: Yes,if you have your own design , we can produce according to your specification and drawing.

Q5:How long does your delivery time take?

A:In general, our delivery time is within 7-15 days, and may be longer if the quantity is extremely large or special circumstances occur.

Q6: How many countries you already exported to?

A:We have exported to America, Canada, Brazil, Chile, Colombia, Thailand, Myanmar, Vietnam,  and other African countries.Our export experience is rich, we familiar with different market demands, can help customers avoid a lot of trouble.

Q7:Can I go to your factory to visit?

A:Of course, we welcome customers from all over the world to visit our factory.

Q8:Does the product have quality inspection before loading?

A:Of course, all our products are strictly tested for quality before packaging,  customers can appoint third parties to inspect the products before loading too.

Q9:How to pack the products?

A: Standard export sea-worthy packaging, the inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion and various climate changes during CHINAMFG transportation.

Q10:What is your working time?

A:In general, our online service time is ZheJiang time: 8:00-22:00, after 22:00, we will reply to your inquiry in the coming working day.

 

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Material: Carbon Steel
Surface Treatment: Polishing
Motor Type: Frequency Control Motor
Customization:
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spring pulley

What are some real-world examples of spring pulley systems in action?

Spring pulley systems find applications in various real-world scenarios, where they are used to provide mechanical advantage, tension control, and motion control. Here are some examples of spring pulley systems in action:

  1. Weightlifting Equipment: Spring pulley systems are commonly used in weightlifting machines and equipment. They are employed to provide adjustable resistance and assist users in lifting weights. By incorporating spring pulleys, the resistance can be adjusted to match the user’s strength and fitness level, providing a challenging workout while reducing the risk of injury.
  2. Exercise Machines: Many exercise machines, such as cable-based strength training equipment and resistance exercise devices, utilize spring pulley systems. These systems allow users to perform a variety of exercises while adjusting the resistance level through the use of spring-loaded pulleys. The pulleys help create a smooth and controlled resistance, enhancing the effectiveness of the workout.
  3. Window Blinds and Shades: Spring pulley systems are utilized in window blinds and shades to control their movement and positioning. The springs in these systems provide tension and assist in raising or lowering the blinds or shades. The tension ensures that the blinds or shades remain in the desired position and can be easily adjusted by the user.
  4. Elevator Systems: Elevator systems often incorporate spring pulley systems to provide counterweight and balance. Tensioned springs are used to offset the weight of the elevator car, reducing the load on the motor and improving efficiency. These spring pulley systems contribute to smooth and controlled vertical movement of the elevator, ensuring passenger safety and comfort.
  5. Industrial Machinery: Spring pulley systems are extensively employed in various industrial machinery and equipment. For example, conveyor systems in manufacturing plants utilize spring pulleys to drive and control the movement of belts or chains, enabling the efficient transportation of materials or products. Similarly, printing presses, packaging machines, and textile machinery often incorporate spring pulleys for motion control and tensioning purposes.
  6. Garage Doors: As mentioned in a previous response, garage door systems utilize spring pulleys to assist in opening and closing the doors. Torsion springs, acting as spring pulleys, counterbalance the weight of the doors, making them easier to operate manually or with the assistance of a garage door opener. The tension provided by the spring pulleys ensures smooth and controlled movement of the garage doors.
  7. Stage Rigging: Spring pulley systems are utilized in stage rigging applications to control the movement and positioning of theatrical equipment, such as curtains, lighting fixtures, and scenery. These systems employ spring pulleys to provide tension and balance, allowing for precise control and smooth transitions during performances.

In summary, spring pulley systems are employed in a wide range of real-world applications. They can be found in weightlifting equipment, exercise machines, window blinds, elevator systems, industrial machinery, garage doors, and stage rigging. These systems utilize spring pulleys to provide tension, motion control, counterbalancing, and assistance in various mechanical operations, contributing to improved performance, safety, and user experience in different industries and everyday situations.

spring pulley

How does the spring tension in a pulley affect its performance?

The spring tension in a pulley plays a significant role in determining its performance characteristics and functionality. The tension in the spring affects various aspects of the pulley’s operation and can have a direct impact on its efficiency, reliability, and effectiveness. Let’s explore how the spring tension in a pulley affects its performance:

1. Belt Tension: The spring tension in a pulley is primarily responsible for maintaining the appropriate tension in the belt or cable running on the pulley. Proper belt tension is essential for efficient power transmission and preventing belt slippage. The spring tension in the pulley ensures that the belt remains adequately tensioned, optimizing power transfer and preventing premature wear or damage to the belt and associated components.

2. Load Capacity: The spring tension in a pulley determines its load capacity. Higher spring tension allows the pulley to handle greater loads without compromising its performance. The spring tension provides the necessary resistance against the force applied by the belt or cable, enabling the pulley to support heavier loads without excessive deflection or deformation. Adequate spring tension ensures that the pulley can withstand the required loads and function reliably under various operating conditions.

3. Friction and Slip: The spring tension in a pulley affects the friction and slip characteristics during operation. Insufficient spring tension may result in inadequate friction between the belt and the pulley, leading to slip. On the other hand, excessive spring tension can increase friction beyond optimal levels, causing unnecessary wear on the belt and generating excessive heat. The spring tension should be carefully adjusted to achieve the right balance of grip and minimal slip, ensuring efficient power transmission and reducing unnecessary wear and energy loss.

4. Pivoting and Oscillation: Some pulleys, such as tensioners or idler pulleys, are designed to pivot or oscillate to maintain belt tension and alignment. The spring tension in these pulleys determines the amount of force required to initiate and control the pivoting or oscillating motion. The appropriate spring tension allows the pulley to respond to belt movements and fluctuations, maintaining optimal belt tension and alignment throughout the operation. It helps absorb vibrations and ensures smooth and stable belt operation.

5. Belt Lifespan: The spring tension in a pulley can significantly impact the lifespan of the belt or cable. Insufficient tension may result in belt slippage, increased wear, and premature failure. Excessive tension can strain the belt, causing accelerated wear, increased stress on the pulley bearings, and reduced overall durability. By maintaining the proper spring tension, the pulley helps extend the lifespan of the belt or cable, minimizing the need for frequent replacements and reducing maintenance costs.

6. Noise and Vibration: The spring tension in a pulley can influence the level of noise and vibration generated during operation. Improper tension can lead to belt flutter, excessive vibrations, and noise. The correct spring tension helps dampen vibrations, reducing noise and creating a smoother and quieter operation. It contributes to a more comfortable and stable user experience and ensures that the pulley operates within acceptable noise and vibration levels.

7. Adjustability and Functionality: Spring tension provides adjustability and flexibility in pulley systems. By modifying the spring tension, the tension in the belt or cable can be adjusted to accommodate different loads, operating conditions, or specific application requirements. This adjustability enhances the functionality of the pulley system, allowing for customization and optimization of performance based on the specific needs of the application.

8. Response Time and Control: The spring tension in certain pulleys, such as those used in automatic tensioners or decoupler systems, affects the response time and control of the pulley mechanism. The spring tension determines how quickly the pulley engages or disengages, responds to changes in load or operating conditions, and maintains optimal belt tension. A well-calibrated spring tension ensures smooth and rapid response, enhancing the overall performance and functionality of the pulley system.

In summary, the spring tension in a pulley has a significant impact on its performance characteristics, including belt tension, load capacity, friction, slip, pivoting, oscillation, belt lifespan, noise and vibration levels, adjustability, response time, and control. Proper spring tension is essential for achieving optimal performance, efficiency, and reliability in pulley systems, ensuring efficient power transmission, minimizing wear, and maximizing the lifespan of belts and associated components.

spring pulley

In which industries and applications are spring pulleys commonly employed?

Spring pulleys find widespread use in various industries and applications where maintaining consistent tension, accommodating load variations, and ensuring reliable power transmission are essential. Let’s explore the industries and applications where spring pulleys are commonly employed:

1. Manufacturing and Industrial Machinery: Spring pulleys are extensively used in manufacturing and industrial machinery applications. They are employed in conveyor systems, assembly lines, packaging equipment, material handling systems, and automated machinery. Spring pulleys help maintain proper tension on belts and cables, ensuring smooth and reliable transfer of power and materials.

2. Automotive and Transportation: In the automotive industry, spring pulleys are utilized in engine systems, including serpentine belt systems, timing belt systems, and accessory drive systems. They help maintain proper belt tension, ensuring efficient power transmission to various engine components. Spring pulleys are also employed in transportation applications such as trains, buses, and aircraft for tasks like tensioning cables, controlling throttle mechanisms, or actuating control surfaces.

3. Fitness and Exercise Equipment: Spring pulleys are commonly found in fitness and exercise equipment. They are utilized in treadmills, elliptical machines, weight training machines, and cable-based exercise systems. Spring pulleys provide adjustable tension and smooth movement, allowing users to perform exercises effectively and safely.

4. Medical Devices: Spring pulleys play a crucial role in medical devices and equipment. They are used in surgical robots, rehabilitation devices, patient lifting systems, and diagnostic equipment. Spring pulleys help control the movement of cables, belts, or wires, ensuring precise and controlled operation of medical devices.

5. Printing and Packaging: In the printing and packaging industry, spring pulleys are utilized in printing presses, labeling machines, packaging lines, and paper handling systems. They help maintain tension on belts and webs, ensuring accurate registration, consistent print quality, and reliable material transport.

6. Robotics and Automation: Spring pulleys are integral components in robotic systems and automation applications. They are employed in robot arms, gantries, pick-and-place systems, and material handling robots. Spring pulleys provide controlled tension and flexibility, allowing robots to perform precise and repeatable movements.

7. Agricultural and Farming: In the agricultural sector, spring pulleys are used in machinery and equipment such as harvesters, seeders, conveyors, and irrigation systems. They help drive belts and chains, ensuring efficient power transmission and reliable operation in demanding farming environments.

8. HVAC and Refrigeration: Spring pulleys are utilized in heating, ventilation, air conditioning, and refrigeration systems. They are found in fans, blowers, compressors, and pumps, helping maintain proper belt tension and efficient operation of the equipment.

9. Textile and Sewing Machines: Spring pulleys are commonly employed in textile manufacturing and sewing machines. They are utilized in looms, spinning machines, knitting machines, and sewing machines to control the tension of threads, yarns, or belts, ensuring precise and consistent fabric or garment production.

10. Entertainment and Amusement: Spring pulleys are used in various entertainment and amusement applications. They can be found in stage rigging systems, roller coasters, theme park rides, cable-based attractions, and entertainment production equipment. Spring pulleys help control the movement and tension of cables, ensuring safe and reliable operation.

These are just a few examples of the industries and applications where spring pulleys are commonly employed. Their versatility and ability to provide controlled tension and flexibility make them valuable components in numerous mechanical systems across various sectors.

China best 15 mm Thick Fire Resistant Conveyor Pulley Rubber Backed Ceramic Lagging Ceramic Coated Pulley   pulley attachments	China best 15 mm Thick Fire Resistant Conveyor Pulley Rubber Backed Ceramic Lagging Ceramic Coated Pulley   pulley attachments
editor by CX

2024-03-08