China supplier Mining/Coal/Port/Cement/Power Plant Industrial Belt Conveyor Pulley pulley puller

Product Description

 

Product Description

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.

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.

Detailed Photos

Technical Parameters

Driving Pulley (rubber surface)

Belt Width 

Standard Diameter of Pulley 

500 mm

500mm

650 mm

500mm,630 mm

800 mm

500mm,630mm,800mm,1000mm,1250mm,1400 mm

1000 mm

630mm,800mm,1000mm,1250mm,1400 mm

1200 mm

630mm,800mm,1000mm,1250mm,1400 mm

1400 mm

630mm,800mm,1000mm,1250mm,1400 mm

1600 mm

630mm,800mm,1000mm,1250mm,1400 mm

1800 mm

630mm,800mm,1000mm,1250mm,1400 mm

2000 mm

800mm,1000mm,1250mm,1400 mm

2200 mm

1000mm,1250mm,1400 mm

2400 mm

1000mm,1250mm,1400 mm

Bend Pulley (smooth surface & rubber surface)

Belt Width 

Standard Diameter of Pulley (mm)

500 mm

250,315,400,500

650 mm

250,315,400,500,630 

800 mm

250,315,400,500,630,800,1000,1250

1000 mm

250,315,400,500,630,800,1000,1250,1400

1200 mm

250,315,400,500,630,800,1000,1250,1400

1400 mm

315,400,500,630,800,1000,1250,1400

1600 mm

400,500,630,800,1000,1250,1400

1800 mm

400,500,630,800,1000,1250,1400

2000 mm

500,630,800,1000,1250,1400

2200 mm

630,800,1000,1250,1400

2400 mm

800,1000,1250,1400

 Pulley Standard

Brand 

SPD 

Specification 

SPD-CP-0001

Certificate

ISO/BV/SGS

Standard

CEMA/JIS/DIN/Australia

Application

Coal mining industry, cement, steel, harbour etc.  

Place of Origin 

HangZhou City , ZheJiang  Province , China

Material Feature

Water, Wear, Dust resistance 

Supply capacity 

80pcs/month

Management system 

ISO 9001:2008,ISO 14001:2004,GB/T 28001-2001

Project Performance

Main Equipment & Facilitys
Customer Visit & Exhibition

 

Packaging & Shipping

Company Profile

HangZhou Port Shipbuilding & Machinery Industry Co., Ltd (RPIC) are a comprehensive group enterprise which is engaged in the design, manufacture, installation and maintenance of port bulk-handling equipment. Our company has the Third-level Qualification of Machinery & Electrical Equipment Installation Enterprise and First-Level Qualification of Equipment Maintenance Enterprise. Our company has already passed ISO9002: 2000, ISO14001 and OHSMS18001 system certification.

The business of our company covers the design, manufacture, installation and maintenance of steel structure projects, belt conveyor system projects, port auxiliary equipment, port handling equipment and their accessories. The main products of our company include traveling stackers, running mechanisms of portal cranes, belt conveyors, idler rollers, pulleys, grabs etc.

The products and services of HangZhou Port Machine Engineering Co., Ltd. Spread all over domestic and overseas port industry, electric power industry, metallurgy industry, energy industry, cement industry, food industry, paper industry, etc.
With professional technical teams, exquisite processing equipment, modern management systems and convenient transportation, our company adheres to the business philosophy of “integrity and innovation, working hard to manufacture high quality products and constructe excellent projects, providing customers with value-added services”.

The quality control is carried out throughout the whole production process. We pursue perfection in the design and production of each product. With advanced processing equipment, we are committed to providing superior quality products and services.

RPIC is a leading professional bulk material conveying system equipment supplier. The capacity of conveying equipment can reach 10, 000t/h.

RPIC is a professional equipment installation and maintenance service provider which has the First-level Qualification of the Equipment Maintenance Enterprise.

Our products are well sold to Europe, Australia, America, Asia and African.

We welcome all companies to contact us for business negotiation.

Our EPC Conveying System Project

our certification

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.

Material: Steel
Application: Chemical Industry, Grain Transportation, Mining Transport, Power Plant
Structure: Spring Plate Type Roller
Customization:
Available

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Customized Request

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Shipping Cost:

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

spring pulley

What is the significance of proper tensioning in spring pulley systems?

Proper tensioning in spring pulley systems is of utmost importance for ensuring optimal performance and efficiency. Here’s the significance of maintaining proper tension in spring pulley systems:

  1. Power Transmission: Proper tensioning ensures efficient power transmission in spring pulley systems. The correct tension in the belts or chains connecting the pulleys allows for maximum power transfer from the driving pulley to the driven pulley. Insufficient tension can result in slipping, reducing power transmission efficiency and potentially causing performance issues in the machinery or equipment being driven.
  2. Belt Life and Durability: Maintaining proper tension helps prolong the life and durability of the belts or chains used in the spring pulley systems. Excessive tension can lead to accelerated wear and premature failure of the belts, while insufficient tension can cause excessive flexing, leading to fatigue and reduced belt life. Proper tensioning helps ensure that belts operate within their design parameters, promoting longevity and minimizing the need for frequent replacements.
  3. Prevention of Slippage: Adequate tensioning prevents belt slippage in spring pulley systems. Slippage can occur when the tension is insufficient to transmit the required power or when the pulleys are misaligned. Slippage not only decreases power transmission efficiency but also generates heat, which can damage belts and pulleys over time. Proper tensioning helps maintain a secure grip between the pulleys and the belts, preventing slippage and ensuring reliable operation.
  4. Accurate Speed Control: Proper tensioning enables accurate speed control in spring pulley systems. The tension in the belts or chains determines the effective diameter of the pulleys, which directly affects the rotational speed of the driven pulley. By maintaining the correct tension, operators can precisely control the speed at which the driven components, such as cutting tools or conveyor belts, operate. This allows for precise machining, improved process control, and consistent performance.
  5. Reduced Vibrations and Noise: Correct tensioning helps minimize vibrations and noise in spring pulley systems. Improper tension can lead to belt resonance, excessive vibrations, and noise generation. These vibrations not only compromise the accuracy and quality of the machinery’s operation but also contribute to increased wear and fatigue on the system’s components. Proper tensioning reduces vibrations and noise, promoting smoother operation and a quieter working environment.
  6. Enhanced Safety: Proper tensioning contributes to the safety of spring pulley systems. Insufficient tension can result in sudden belt disengagement or slippage, leading to unexpected machine shutdowns or accidents. Excessive tension can cause excessive stress on the belts, pulleys, and other components, increasing the risk of component failure or breakage. By maintaining proper tension, the risk of sudden belt failure, unexpected machine behavior, and associated safety hazards is minimized.

In summary, proper tensioning in spring pulley systems is crucial for optimal performance, longevity, and safety. It ensures efficient power transmission, prolongs belt life, prevents slippage, enables accurate speed control, reduces vibrations and noise, and enhances overall system reliability. Regular inspection, adjustment, and maintenance of tensioning in spring pulley systems are essential for achieving these benefits and maximizing the productivity and longevity of the machinery or equipment involved.

spring pulley

What role do spring pulleys play in gym and fitness equipment?

Gym and fitness equipment often utilize spring pulleys to provide various functional benefits and enhance the effectiveness of workouts. Spring pulleys play a crucial role in enabling a wide range of exercises and resistance training techniques. Let’s explore the roles that spring pulleys play in gym and fitness equipment:

1. Adjustable Resistance: Spring pulleys are commonly used in fitness equipment to provide adjustable resistance. By incorporating spring-loaded pulleys, users can modify the resistance level according to their fitness level, specific exercise goals, or desired intensity. Adjusting the tension of the spring pulley allows individuals to customize the resistance to match their strength and progression needs.

2. Exercise Versatility: Spring pulleys add versatility to gym and fitness equipment by enabling a diverse range of exercises. The adjustable resistance provided by the spring pulleys allows users to perform exercises targeting different muscle groups and movement patterns. They can be used for exercises such as cable crossovers, lat pulldowns, tricep pushdowns, bicep curls, seated rows, and more.

3. Full Range of Motion: Spring pulleys help facilitate a full range of motion during exercises. The pulleys allow the cables or resistance bands to move freely, accommodating natural joint movements and providing resistance throughout the entire exercise. This enables users to engage and strengthen muscles through their complete range of motion, promoting better flexibility and functional strength.

4. Muscle Isolation: Spring pulleys assist in isolating specific muscle groups during exercises. By adjusting the pulley positions and utilizing attachments, users can target individual muscles or muscle groups effectively. This allows for focused training and enables users to work on specific areas of their body, enhancing muscle development and overall muscular balance.

5. Functional Training: Spring pulleys are integral to functional training exercises, which aim to mimic everyday movements and improve overall fitness and performance. With the use of spring pulleys, individuals can perform exercises that simulate real-life activities, such as pushing, pulling, lifting, and twisting motions. This helps enhance core stability, balance, coordination, and functional strength.

6. Rehabilitation and Physical Therapy: Spring pulleys are also utilized in rehabilitation and physical therapy settings. The adjustable resistance provided by the pulleys allows therapists to customize the level of resistance based on the patient’s needs and stage of recovery. Spring pulleys aid in restoring strength, range of motion, and functional abilities in individuals recovering from injuries or undergoing rehabilitation.

7. Compact and Space-Efficient Design: Spring pulley systems in gym and fitness equipment often feature a compact and space-efficient design. This allows for the incorporation of multiple exercise stations within a limited area, making them suitable for both commercial gyms and home fitness setups. The compact design of spring pulley systems enables users to perform a wide variety of exercises without the need for extensive equipment or dedicated workout spaces.

8. Smooth and Controlled Resistance: Spring pulleys provide smooth and controlled resistance throughout the exercise movement. The tension provided by the spring mechanism ensures a consistent level of resistance, allowing users to perform exercises with proper form and control. This promotes safer workouts and reduces the risk of sudden jerky movements or muscle strain.

9. User-Friendly Adjustments: Spring pulleys are designed to be user-friendly, allowing easy adjustments to the resistance level. Many gym and fitness equipment featuring spring pulleys incorporate intuitive mechanisms, such as weight stacks or quick-release systems, which enable users to change the resistance quickly and efficiently. This convenience encourages seamless transitions between exercises and promotes efficient workout sessions.

The roles played by spring pulleys in gym and fitness equipment range from providing adjustable resistance and exercise versatility to promoting full range of motion, muscle isolation, and functional training. They are essential components that enhance the effectiveness, efficiency, and functionality of gym equipment, catering to the diverse needs and goals of individuals engaged in fitness and strength training.

spring pulley

What are the advantages of using spring pulleys in various systems?

Spring pulleys offer several advantages when incorporated into various mechanical systems. Their unique design and functionality provide numerous benefits that contribute to the efficiency, reliability, and performance of these systems. Let’s explore the advantages of using spring pulleys:

1. Tension Control: Spring pulleys assist in maintaining proper belt or cable tension. The built-in spring mechanism automatically adjusts the tension based on load variations, stretching, or other factors, ensuring consistent tension levels. This helps prevent issues like slippage, excessive tension, or insufficient power transmission, resulting in improved system performance.

2. Load Adaptability: Spring pulleys can accommodate load variations in mechanical systems. As the load on the belt or cable changes, the spring in the pulley expands or contracts, adjusting the tension accordingly. This adaptability allows the system to operate efficiently under varying load conditions, ensuring optimal performance and preventing belt or cable damage.

3. Shock and Vibration Absorption: Spring pulleys help dampen shocks and vibrations in mechanical systems. The spring mechanism absorbs and dissipates vibrations, preventing them from being transmitted through the belt or cable. This reduces noise, minimizes wear and tear, and enhances the overall smoothness and stability of the system.

4. Belt/Cable Longevity: By maintaining proper tension and absorbing stretching or shocks, spring pulleys contribute to the extended lifespan of belts or cables. They help prevent premature wear, reduce the risk of belt or cable damage, and minimize the need for frequent replacements. This results in cost savings and improved reliability of the system.

5. Flexibility: Spring pulleys offer flexibility in adjusting and fine-tuning the tension according to specific requirements. Many spring pulleys feature tension adjustment mechanisms, allowing users to optimize the tension for the application. This adjustability enhances versatility and ensures optimal performance in different operating conditions.

6. Simplified Maintenance: Spring pulleys require minimal maintenance. The automatic tension adjustment and shock absorption capabilities reduce the need for frequent manual adjustments or interventions. This simplifies maintenance tasks, saves time, and minimizes system downtime.

7. Versatility: Spring pulleys are compatible with various types of belts and cables, making them suitable for a wide range of applications. Whether it’s V-belts, timing belts, flat belts, cables, or wire ropes, spring pulleys can be utilized effectively in diverse systems across different industries.

8. Enhanced System Efficiency: By maintaining proper tension, minimizing slippage, and optimizing power transmission, spring pulleys contribute to overall system efficiency. They ensure that the right amount of power is transmitted to the driven components, maximizing energy utilization and minimizing losses.

9. Improved Safety: Properly tensioned belts or cables supported by spring pulleys enhance system safety. They reduce the risk of sudden belt or cable failure, minimize the potential for accidents caused by slippage or loss of control, and provide reliable performance in critical applications.

10. Application Specific Solutions: Spring pulleys can be designed and customized to meet specific application requirements. Manufacturers offer a variety of sizes, configurations, and materials to suit different systems, ensuring optimal performance and compatibility with the intended application.

Overall, the advantages of using spring pulleys in various systems include tension control, load adaptability, shock absorption, increased belt/cable longevity, flexibility, simplified maintenance, versatility, enhanced system efficiency, improved safety, and application-specific solutions. These advantages make spring pulleys valuable components that contribute to the performance, reliability, and longevity of mechanical systems in numerous industries.

China supplier Mining/Coal/Port/Cement/Power Plant Industrial Belt Conveyor Pulley   pulley puller		China supplier Mining/Coal/Port/Cement/Power Plant Industrial Belt Conveyor Pulley   pulley puller
editor by CX

2023-11-09