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China Hot selling Hot Sale Lagging Rubber Sheet Pulley Grooved Drum Coated Conveyor Roller Drum Pulley for Energy & Mining pulley attachments

Product Description

Hot Sale Lagging Rubber Sheet Pulley Grooved Drum Coated Conveyor Roller Drum Pulley for Energy & Mining

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.

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 25,031,540,050,063,000,000,000,000
1000 mm 250,315,400,500,630,000,000,000,000,000
1200 mm 250,315,400,500,630,000,000,000,000,000
1400 mm 315,400,500,630,800,000,000,000,000
1600 mm 400,500,630,800,100,000,000,000
1800 mm 400,500,630,800,100,000,000,000
2000 mm 500,630,800,100,012,000,000
2200 mm 630,800,100,012,501,000
2400 mm 800,100,012,501,400

 

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

Industry products research and manufacture. Over 70 designers are responsible for the research and development of professional port handling systems, vessels, steel structures, and modular house businesses. Port handling system mainly involves belt and pipe conveyor systems, stackers, rollers, pulleys and other parts. Shipping products include types of tugboats, product oil tankers, oil spill disposal ships and other offshore oilfield service ships; marine leveling barges, dredgers, and other engineering vessels. We have also designed and rebuilt the first offshore mariculture platform in China, several recreational platforms and other marine fishery equipment.

New building materials processing business. The main products include color-coated sheets for home appliances and building construction, precision stamping parts. The new building materials products of RPIC is the PUR sandwich panel, rock wool sandwich panel. At the same time, RPIC has designed a variety of prefabricated houses, which can be widely used for vacation and camping housing, urban construction housing, make-shift housing, medical, exhibition, and other temporary housing fields.

Steel structure and equipment manufacturing. With the annual production capacity of steel structure for about 100,000 tons, RPIC’s business markets involve the equipment steel structure, public infrastructure, bridge steel structure, space steel structure and so on. We have successively undertaken projects of Ore Wharf belt Conveyor System in HangZhou Port and the HUANENG Power Plant Belt Conveyor Engineering, accumulating to more than 200 million square CHINAMFG of industrial workshop construction. 

 Maintenance of ship and mechanical & electrical equipment. RPIC has over 30 years’ experience in port equipment operation and maintenance. RPIC is the only enterprise specialized in port handling system and equipment maintenance business in HangZhou city and has successfully repaired and transformed CHINAMFG research ships, dredgers, floating dry dock, tugboat, and other types of ships.

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:
Available

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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

Can spring pulleys be customized for specific machinery and equipment?

Yes, spring pulleys can be customized to meet the specific requirements of different machinery and equipment. Customization allows for the adaptation of spring pulleys to suit unique applications, ensuring optimal performance, compatibility, and functionality. Let’s explore the customization possibilities for spring pulleys:

1. Design and Dimensions: Spring pulleys can be customized in terms of design and dimensions to fit specific machinery and equipment. The shape, size, and overall configuration of the pulley can be modified to ensure proper fitment and integration with the existing system. Customization also allows for the inclusion of additional features or specific mounting arrangements to align with the requirements of the machinery or equipment.

2. Load Capacity and Tension: The load capacity and spring tension of the pulleys can be customized to match the specific demands of the machinery or equipment. By considering factors such as the anticipated loads, operating conditions, and desired belt tension, the spring tension of the pulleys can be tailored to provide optimal performance and ensure efficient power transmission. Customization ensures that the pulleys can handle the required loads without compromising their functionality or reliability.

3. Material Selection: Customization allows for the selection of appropriate materials for the spring pulleys based on the machinery or equipment’s operating environment and requirements. Factors such as temperature, corrosion resistance, and durability can be taken into account when choosing the materials for the pulleys. Customizing the material selection ensures that the pulleys can withstand the specific conditions and provide long-lasting performance in the intended application.

4. Coatings and Surface Treatments: Spring pulleys can be customized with various coatings or surface treatments to enhance their performance and longevity. Coatings such as corrosion-resistant finishes or friction-reducing coatings can be applied to the pulleys to protect against environmental factors and minimize wear. Customized surface treatments can also improve the pulleys’ aesthetic appeal and facilitate smoother belt operation, contributing to overall system efficiency.

5. Special Features and Functionality: Customization allows for the integration of special features and functionality into spring pulleys to meet specific machinery or equipment requirements. For example, additional mechanisms like dampers, decouplers, or automatic tensioning systems can be incorporated into the pulleys to enhance performance and control. These custom features ensure that the pulleys operate optimally within the unique parameters of the machinery or equipment.

6. OEM Integration: Spring pulleys can be customized to align with original equipment manufacturer (OEM) specifications and standards. OEM customization ensures that the pulleys seamlessly integrate with the machinery or equipment, meeting the OEM’s quality and performance requirements. This type of customization is particularly important when replacing or upgrading pulleys in existing systems or when working with specific OEM guidelines.

7. Application-Specific Considerations: Customization of spring pulleys takes into account application-specific considerations. This includes factors such as speed requirements, noise limitations, environmental conditions, and regulatory compliance. By addressing these specific considerations, the customized pulleys can meet the unique demands of the machinery or equipment, ensuring optimal performance and compliance with relevant standards or regulations.

In conclusion, spring pulleys can be customized to suit specific machinery and equipment requirements. Customization allows for design and dimension adjustments, load capacity and tension customization, material selection, coatings and surface treatments, integration of special features, OEM alignment, and application-specific considerations. By customizing spring pulleys, the performance, compatibility, and functionality of machinery and equipment can be optimized, resulting in improved overall system performance and efficiency.

spring pulley

How does the spring mechanism work in a spring pulley system?

The spring mechanism in a spring pulley system plays a crucial role in maintaining proper tension in belts or cables. It utilizes the properties of a spring to provide controlled and adjustable tension. Let’s explore how the spring mechanism works in a spring pulley system:

When a spring pulley is designed, a spring is integrated into its structure. The spring can be in the form of a coil spring, a leaf spring, or any other type of spring mechanism. The spring is typically positioned in a way that it exerts a specific amount of force on the pulley or the belt/cable it is connected to.

Here’s how the spring mechanism works within a spring pulley system:

1. Initial Tension: When the spring pulley system is assembled, the spring is preloaded with an initial tension. This tension ensures that there is sufficient force exerted on the belt or cable to prevent slackness or slippage under normal operating conditions.

2. Automatic Tension Adjustment: As the belt or cable operates and experiences variations in tension, stretching, or load fluctuations, the spring mechanism in the pulley adjusts automatically. If the tension in the belt or cable decreases due to stretching or load changes, the spring expands to compensate for the reduction in tension and maintain the desired level of tension. Similarly, if the tension increases, the spring compresses to prevent excessive tension that could lead to belt or cable damage.

3. Energy Storage and Release: The spring in the pulley system acts as an energy storage device. When the tension in the belt or cable decreases, the spring expands, storing potential energy. This stored energy is then released as the tension increases, allowing the spring to contract and apply the necessary force to maintain the desired tension level.

4. Tension Adjustability: Many spring pulley systems offer tension adjustability. This is achieved by incorporating mechanisms such as set screws, locking nuts, or movable components that allow users to modify the compression or position of the spring. By adjusting these mechanisms, the tension provided by the spring can be fine-tuned or modified to suit the specific requirements of the application.

5. Spring Types and Characteristics: The selection of the spring type and its characteristics depend on the specific application requirements. Coil springs, for example, provide linear force and are commonly used in spring pulley systems. Leaf springs, on the other hand, offer a more flexible and controllable force. The choice of the spring material, size, and design parameters all contribute to the overall performance and functionality of the spring pulley system.

The spring mechanism in a spring pulley system ensures that the tension in the belt or cable remains consistent, regardless of variations in load, stretching, or other factors. It provides automatic tension adjustment, energy storage and release, and adjustability, contributing to the efficient and reliable operation of the system.

China Hot selling Hot Sale Lagging Rubber Sheet Pulley Grooved Drum Coated Conveyor Roller Drum Pulley for Energy & Mining   pulley attachments	China Hot selling Hot Sale Lagging Rubber Sheet Pulley Grooved Drum Coated Conveyor Roller Drum Pulley for Energy & Mining   pulley attachments
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