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 |
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650 mm |
500mm,630 mm |
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800 mm |
500mm,630mm,800mm,1000mm,1250mm,1400 mm |
|
1000 mm |
630mm,800mm,1000mm,1250mm,1400 mm |
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1200 mm |
630mm,800mm,1000mm,1250mm,1400 mm |
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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 |
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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
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What is the significance of proper alignment and tensioning in idler pulley systems?
Proper alignment and tensioning in idler pulley systems are of utmost significance for their optimal performance and longevity. Here’s a detailed explanation of the significance of proper alignment and tensioning:
1. Efficient Power Transmission:
Proper alignment and tensioning ensure efficient power transmission in idler pulley systems. When the belts or chains are correctly aligned with the pulleys, there is maximum contact and engagement, minimizing slippage and power loss. Optimal tensioning ensures that the belts or chains are appropriately tensioned, allowing for efficient transfer of power from the driving pulley to the driven pulley. Efficient power transmission improves the overall performance and productivity of the system.
2. Reduced Wear and Tear:
Proper alignment and tensioning help reduce wear and tear on belts, chains, pulleys, and other system components. Misalignment or inadequate tension can cause excessive stress, uneven loading, and premature wear. Misaligned belts or chains can rub against pulleys or adjacent components, leading to accelerated wear and potential damage. By ensuring proper alignment and tensioning, the system components experience minimal friction, resulting in reduced wear and extended service life.
3. Noise Reduction:
Proper alignment and tensioning contribute to noise reduction in idler pulley systems. Misaligned belts or chains can generate noise due to rubbing or vibration. Inadequate tensioning can cause belts or chains to slip or vibrate, resulting in noise generation. By aligning the belts or chains accurately and applying the correct tension, the system operates smoothly and quietly, enhancing the comfort and usability of the equipment.
4. System Stability and Reliability:
Proper alignment and tensioning promote system stability and reliability. When belts or chains are aligned correctly, they remain securely engaged with the pulleys, minimizing the risk of disengagement or derailing. Optimal tensioning ensures that the belts or chains maintain consistent tension, preventing slack or excessive tightness that could compromise system operation. A stable and reliable idler pulley system is crucial for maintaining continuous and trouble-free operation in various applications.
5. Extended Component Lifespan:
Proper alignment and tensioning help extend the lifespan of system components, including belts, chains, pulleys, and bearings. Misalignment and improper tensioning exert additional stress on these components, leading to accelerated wear and potential failure. By maintaining proper alignment and tension, the load is evenly distributed, reducing the strain on individual components and promoting their durability. Extended component lifespan translates to reduced maintenance costs and increased overall system productivity.
6. Safety:
Proper alignment and tensioning contribute to the safety of idler pulley systems. Misaligned belts or chains can pose safety hazards by coming into contact with surrounding equipment or personnel. Inadequate tensioning can result in sudden belt or chain disengagement, causing unexpected machine shutdowns or potential injuries. By ensuring proper alignment and tensioning, the risk of accidents or equipment damage is minimized, enhancing the safety of the working environment.
Overall, proper alignment and tensioning are vital for the efficient operation, reliability, longevity, noise reduction, and safety of idler pulley systems. Regular inspection, adjustment, and maintenance of alignment and tensioning parameters are essential to optimize system performance and maintain the integrity of the components involved.
What types of belts or chains are typically guided by idler pulleys?
Idler pulleys are commonly used to guide and support various types of belts or chains in mechanical systems. Here’s a detailed explanation of the types of belts or chains that are typically guided by idler pulleys:
1. V-Belts:
Idler pulleys are frequently used to guide V-belts. V-belts have a trapezoidal cross-section and are commonly used in applications that require high torque transmission, such as automotive engines, industrial machinery, and HVAC systems. Idler pulleys help maintain proper tension and alignment of V-belts, ensuring efficient power transmission and preventing slippage.
2. Flat Belts:
Flat belts, as the name suggests, have a flat, rectangular cross-section. They are used in applications where a wide contact surface area is required, such as conveyor systems, printing machines, and textile machinery. Idler pulleys guide and support flat belts, helping to maintain tension, alignment, and proper engagement with other pulleys or components.
3. Timing Belts:
Timing belts, also known as synchronous belts, have teeth on the inner surface. They are commonly used in applications that require precise power transmission, such as automotive engines, robotics, and precision machinery. Idler pulleys play a critical role in guiding and tensioning timing belts, ensuring accurate synchronization between the driving and driven components.
4. Chain Drives:
Idler pulleys are also used to guide and support chains in chain drive systems. Chains are widely used in applications that require high load carrying capacity and durability, such as motorcycles, bicycles, and industrial machinery. Idler pulleys help maintain proper tension, alignment, and engagement of the chain, ensuring smooth and efficient power transmission.
5. Serpentine Belts:
Serpentine belts are wide, multi-ribbed belts commonly used in automotive engines to drive various components, such as the alternator, power steering pump, and air conditioning compressor. Idler pulleys are integral in guiding and tensioning serpentine belts, ensuring proper operation and preventing belt slippage.
It’s important to note that the specific type of belt or chain guided by idler pulleys will depend on the application and the requirements of the mechanical system. Factors such as load capacity, speed, torque, and environmental conditions will influence the selection of the appropriate belt or chain type and the corresponding idler pulleys.
How does an idler pulley contribute to the proper tensioning of belts and chains?
An idler pulley plays a crucial role in maintaining proper tension in belts and chains within mechanical systems. Let’s explore how an idler pulley contributes to the proper tensioning:
1. Taking Up Slack:
When a belt or chain is installed in a system, there may be some initial slack or looseness. The idler pulley is strategically positioned to take up this slack by applying tension to the belt or chain. It helps to eliminate any excessive play and ensures that the belt or chain remains properly tensioned.
2. Compensation for Thermal Expansion and Wear:
Belts and chains can experience thermal expansion during operation due to changes in temperature. Additionally, over time, belts and chains may stretch or wear out. The presence of an idler pulley allows for compensation of these factors by providing an adjustable point of tension. The idler pulley can be adjusted to maintain the desired tension, compensating for any expansion or wear that may occur.
3. Preventing Belt or Chain Slippage:
If a belt or chain is not properly tensioned, it can slip or derail from the pulleys or sprockets it is meant to drive. This can lead to loss of power transmission, reduced efficiency, and potential damage to the system. The idler pulley applies the necessary tension to keep the belt or chain securely engaged with the other pulleys or sprockets, preventing slippage and ensuring reliable power transfer.
4. Maintaining Belt or Chain Alignment:
Proper alignment of belts and chains is essential for smooth operation and efficient power transmission. The idler pulley helps maintain alignment by guiding the belt or chain along the correct path and preventing it from wandering or deviating from the intended route. This contributes to reduced wear, noise, and vibration in the system.
5. Absorbing Shock and Reducing Vibrations:
An idler pulley can also help absorb shock and reduce vibrations within the belt or chain system. By providing a point of contact and tension, the idler pulley helps to dampen any sudden or excessive movements, resulting in smoother operation and reduced stress on the system components.
It’s important to note that the proper tensioning of belts and chains requires careful consideration of factors such as the manufacturer’s specifications, load requirements, and operating conditions. The idler pulley, along with other tensioning devices in the system, should be adjusted and maintained to ensure optimal performance and longevity of the belts and chains.
editor by CX
2023-11-28