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.
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| Material: | Steel |
|---|---|
| Application: | Chemical Industry, Grain Transportation, Mining Transport, Power Plant |
| Structure: | Spring Plate Type Roller |
| Bearing Type: | Double Sealed Bearing |
| Type: | Impact Idler |
| Pulley Diameter: | 250mm to 2400mm |
| Customization: |
Available
| Customized Request |
|---|
How do spring pulleys contribute to the functioning of garage door systems?
Spring pulleys play a vital role in the functioning of garage door systems, providing necessary tension and balance for the smooth operation of the doors. Here’s how spring pulleys contribute to the functioning of garage door systems:
- Counterbalancing the Weight: Garage doors can be quite heavy, especially those made of materials like wood or metal. Spring pulleys, often in the form of torsion springs, are used to counterbalance the weight of the doors. The springs are typically installed above the door, connected to a shaft. When the door is closed, the springs are under tension, storing potential energy. This tension offsets the weight of the door, making it easier to lift manually or with the assistance of a motorized opener.
- Assisting in Opening and Closing: The tension provided by the spring pulleys assists in both opening and closing garage doors. When opening the door, the tension in the springs helps to offset the weight, reducing the force required to lift the door manually or by the garage door opener. Similarly, when closing the door, the tension in the springs helps control the descent of the door, preventing it from slamming shut and ensuring a controlled and smooth closing motion.
- Ensuring Safety and Balance: Spring pulleys contribute to the safety and balance of garage door systems. The tension in the springs helps prevent the door from falling or closing too quickly, which could pose a safety risk. Additionally, the springs help maintain balance by distributing the weight of the door evenly, preventing it from sagging or becoming misaligned. This balance not only ensures smooth operation but also minimizes strain on the door components and extends their lifespan.
- Facilitating Manual Operation: Spring pulleys allow for manual operation of garage doors in the event of a power outage or when the automation system is not functioning. The counterbalancing effect of the springs reduces the effort required to open or close the door manually, making it more convenient for users. This feature provides an added layer of accessibility and functionality to the garage door system.
- Supporting Opener Systems: Spring pulleys work in conjunction with garage door opener systems. The tension in the springs assists the opener motor by reducing the load it needs to lift or lower. This collaboration between the spring pulleys and the opener systems enhances the efficiency and longevity of the opener motor, as it doesn’t have to work as hard to operate the door, thus reducing wear and tear on the opener components.
- Adjustability and Maintenance: Spring pulleys offer adjustability and facilitate maintenance in garage door systems. The tension in the springs can be adjusted to accommodate different door weights or to fine-tune the balance of the door. This adjustability allows for customization based on specific door requirements. Additionally, regular inspection and maintenance of the springs and pulleys ensure their proper functioning and prolong the lifespan of the garage door system.
In conclusion, spring pulleys are essential components in garage door systems, providing the necessary counterbalance, assisting in door operation, ensuring safety and balance, allowing for manual operation, supporting opener systems, and offering adjustability and maintenance convenience. By effectively managing the weight and motion of the garage doors, spring pulleys contribute to the smooth, reliable, and safe functioning of garage door systems.
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.
What is a spring pulley, and how does it function in mechanical systems?
A spring pulley is a specialized type of pulley that incorporates a spring mechanism. It is designed to provide additional tension and flexibility in mechanical systems where maintaining consistent tension or accommodating variations in load is critical. Let’s delve into the details of what a spring pulley is and how it functions:
A spring pulley consists of two main components: the pulley wheel and the spring mechanism. The pulley wheel is typically a cylindrical or disk-shaped wheel with a groove or channel along its circumference. This groove allows a belt, rope, or cable to wrap around the pulley. The pulley wheel provides a contact surface for the belt or cable, facilitating force or motion transfer.
The spring mechanism is the defining feature of a spring pulley. It incorporates a coiled spring that is integrated into the pulley assembly. The spring is positioned inside the pulley wheel or connected to the pulley housing. The purpose of the spring mechanism is to exert a specific amount of force or tension on the belt or cable. This force can be adjustable or preset based on the application requirements.
When a spring pulley is incorporated into a mechanical system, it functions in the following way:
- Initial Tension: When the mechanical system is at rest or in its starting position, the spring pulley applies an initial tension to the belt or cable. This tension ensures that the belt or cable remains taut and maintains proper contact with the pulley wheel.
- Load Variation Compensation: As the mechanical system operates and experiences variations in load or tension, the spring pulley automatically adjusts its tension to compensate for these changes. The spring mechanism expands or contracts based on the applied load, ensuring that the belt or cable remains properly tensioned throughout the operation.
- Tension Control: The spring pulley provides consistent tension on the belt or cable, regardless of load variations. This controlled tension is crucial for maintaining proper power transmission, preventing belt slippage, and ensuring the accuracy and reliability of the mechanical system.
- Tension Adjustment: Many spring pulleys incorporate a tension adjustment mechanism. This allows the user to fine-tune or modify the tension provided by the spring. By adjusting the tension, the user can optimize the performance of the mechanical system based on specific load requirements or operating conditions.
The spring pulley’s ability to dynamically adjust tension and compensate for variations makes it valuable in various mechanical systems. It ensures that the belt or cable remains properly tensioned, minimizing the risk of slippage or loss of power transmission. Additionally, the spring pulley’s flexibility allows it to accommodate changes in load and maintain consistent tension, which is particularly useful in systems where load fluctuations are common.
Overall, a spring pulley is an effective mechanism for providing controlled tension and flexibility in mechanical systems. Its integration of a spring mechanism allows for automatic tension adjustment, load compensation, and optimized power transmission, contributing to the smooth and reliable operation of various mechanical applications.
editor by CX
2024-05-02