China factory Hot Sale Heavy Duty Belt Conveyor Drive Drum Pulley with Rubber Lagging pulley design

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

spring pulley

How do spring pulleys impact the performance of woodworking and milling machines?

Spring pulleys play a crucial role in the performance of woodworking and milling machines. Here’s how they impact the performance:

  1. Power Transmission: Spring pulleys are responsible for transmitting power from the motor to the cutting tool or workpiece. They are typically connected to the motor shaft and drive belts, which transfer rotational motion to the machine’s components. The efficiency and reliability of power transmission directly affect the performance of the woodworking or milling machine.
  2. Speed Control: Spring pulleys, in combination with adjustable belts, allow for speed control in woodworking and milling machines. By changing the position of the belt on the pulleys, operators can adjust the speed of the cutting tools or workpiece. This speed control is essential for achieving different cutting or milling effects, optimizing performance, and accommodating various materials and cutting requirements.
  3. Torque and Cutting Force: The selection of spring pulleys and their sizing impact the torque and cutting force generated in woodworking and milling machines. Different pulley sizes and ratios can be used to achieve specific torque and cutting force characteristics. This allows operators to match the machine’s performance to the requirements of the material being worked on, ensuring efficient and precise cutting or milling operations.
  4. Smooth Operation: Well-maintained spring pulleys contribute to smooth and consistent machine operation. Properly tensioned belts and correctly aligned pulleys minimize vibrations, belt slippage, and other issues that can affect the machine’s performance. Smooth operation is crucial for achieving accurate cuts, smooth finishes, and overall high-quality woodworking or milling results.
  5. Reliability and Longevity: Spring pulleys that are properly maintained and periodically inspected contribute to the overall reliability and longevity of woodworking and milling machines. Regular maintenance, including lubrication, belt inspection, and tension adjustment, ensures that the pulleys function optimally and reduces the risk of unexpected breakdowns or performance issues. By taking care of the pulleys, operators can extend the lifespan of the machines and minimize downtime.

In summary, spring pulleys have a significant impact on the performance of woodworking and milling machines. They enable efficient power transmission, provide speed control, influence torque and cutting force, contribute to smooth operation, and affect the overall reliability and longevity of the machines. Proper selection, maintenance, and care of spring pulleys are essential for achieving optimal performance and high-quality woodworking and milling results.

spring pulley

How are spring pulleys integrated into HVAC systems and air conditioning units?

In HVAC systems and air conditioning units, spring pulleys play a crucial role in transmitting power and driving various components within the system. Let’s explore how spring pulleys are integrated into HVAC systems and air conditioning units:

1. Belt Driven Systems: One common application of spring pulleys in HVAC systems is in belt-driven systems. These systems use belts and pulleys to transfer power from the motor to various components such as fans, compressors, and pumps. Spring pulleys are often used as the driving pulleys, providing the necessary tension in the belt to ensure proper power transmission. The tension in the spring pulleys helps maintain the grip between the belt and the pulleys, preventing slippage and ensuring efficient operation.

2. Variable Air Volume (VAV) Systems: VAV systems are commonly used in HVAC applications to control the flow and temperature of air in different zones or areas. Spring pulleys can be integrated into VAV systems to drive the dampers or variable speed fan blades. By adjusting the tension in the spring pulleys, the speed and position of the dampers or fan blades can be controlled, allowing for precise airflow modulation and temperature control in each zone.

3. Fan Coil Units: Fan coil units are used in HVAC systems to condition and distribute air in small spaces or individual rooms. These units typically consist of a fan, a heating or cooling coil, and a motor. Spring pulleys can be incorporated into the fan coil units to drive the fan and provide the required airflow. The tension in the spring pulleys ensures that the fan operates at the desired speed, delivering the necessary air circulation for efficient heating or cooling.

4. Air Handling Units (AHUs): AHUs are critical components of HVAC systems that are responsible for conditioning and circulating air throughout a building. Spring pulleys can be utilized in AHUs to drive the fans or motors that generate the airflow. By adjusting the tension in the spring pulleys, the speed and performance of the fans can be controlled, allowing for precise air volume and pressure regulation in the system.

5. Chilled Water Systems: Chilled water systems are commonly employed in large-scale HVAC applications for cooling purposes. Spring pulleys can be integrated into these systems to drive pumps that circulate the chilled water. The tension in the spring pulleys helps maintain the proper speed and performance of the pumps, ensuring efficient water circulation and effective cooling throughout the system.

6. Condensing Units: Condensing units are an integral part of air conditioning systems that are responsible for heat removal from the refrigerant. Spring pulleys can be utilized in condensing units to drive the fans that facilitate heat exchange and enhance the condensation process. The tension in the spring pulleys ensures the proper rotation speed of the fans, promoting efficient heat transfer and overall system performance.

7. Retrofit and Replacement: Spring pulleys can also be integrated into HVAC systems during retrofit or replacement projects. When upgrading or replacing components such as motors, fans, or pumps, spring pulleys can be selected and installed to ensure compatibility and proper power transmission. Retrofitting with spring pulleys allows for efficient adaptation of the existing system without the need for significant modifications.

In summary, spring pulleys are integrated into HVAC systems and air conditioning units to drive various components such as fans, compressors, pumps, dampers, and motors. They provide the necessary tension in belt-driven systems, enable precise control in VAV systems, drive fans in fan coil units and AHUs, circulate water in chilled water systems, enhance heat exchange in condensing units, and facilitate retrofit or replacement projects. By effectively integrating spring pulleys, HVAC systems can operate efficiently and deliver optimal performance in terms of airflow, temperature control, and energy consumption.

How are spring pulleys integrated into HVAC systems and air conditioning units?

In HVAC systems and air conditioning units, spring pulleys play a crucial role in transmitting power and driving various components within the system. Let’s explore how spring pulleys are integrated into HVAC systems and air conditioning units:

  1. Belt Driven Systems: One common application of spring pulleys in HVAC systems is in belt-driven systems. These systems use belts and pulleys to transfer power from the motor to various components such as fans, compressors, and pumps. Spring pulleys are often used as the driving pulleys, providing the necessary tension in the belt to ensure proper power transmission. The tension in the spring pulleys helps maintain the grip between the belt and the pulleys, preventing slippage and ensuring efficient operation.
  2. Variable Air Volume (VAV) Systems:</
    1. Belt Driven Systems: One common application of spring pulleys in HVAC systems is in belt-driven systems. These systems use belts and pulleys to transfer power from the motor to various components such as fans, compressors, and pumps. Spring pulleys are often used as the driving pulleys, providing the necessary tension in the belt to ensure proper power transmission. The tension in the spring pulleys helps maintain the grip between the belt and the pulleys, preventing slippage and ensuring efficient operation.
    2. Variable Air Volume (VAV) Systems: VAV systems are commonly used in HVAC applications to control the flow and temperature of air in different zones or areas. Spring pulleys can be integrated into VAV systems to drive the dampers or variable speed fan blades. By adjusting the tension in the spring pulleys, the speed and position of the dampers or fan blades can be controlled, allowing for precise airflow modulation and temperature control in each zone.
    3. Fan Coil Units: Fan coil units are used in HVAC systems to condition and distribute air in small spaces or individual rooms. These units typically consist of a fan, a heating or cooling coil, and a motor. Spring pulleys can be incorporated into the fan coil units to drive the fan and provide the required airflow. The tension in the spring pulleys ensures that the fan operates at the desired speed, delivering the necessary air circulation for efficient heating or cooling.
    4. Air Handling Units (AHUs): AHUs are critical components of HVAC systems that are responsible for conditioning and circulating air throughout a building. Spring pulleys can be utilized in AHUs to drive the fans or motors that generate the airflow. By adjusting the tension in the spring pulleys, the speed and performance of the fans can be controlled, allowing for precise air volume and pressure regulation in the system.
    5. Chilled Water Systems: Chilled water systems are commonly employed in large-scale HVAC applications for cooling purposes. Spring pulleys can be integrated into these systems to drive pumps that circulate the chilled water. The tension in the spring pulleys helps maintain the proper speed and performance of the pumps, ensuring efficient water circulation and effective cooling throughout the system.
    6. Condensing Units: Condensing units are an integral part of air conditioning systems that are responsible for heat removal from the refrigerant. Spring pulleys can be utilized in condensing units to drive the fans that facilitate heat exchange and enhance the condensation process. The tension in the spring pulleys ensures the proper rotation speed of the fans, promoting efficient heat transfer and overall system performance.
    7. Retrofit and Replacement: Spring pulleys can also be integrated into HVAC systems during retrofit or replacement projects. When upgrading or replacing components such as motors, fans, or pumps, spring pulleys can be selected and installed to ensure compatibility and proper power transmission. Retrofitting with spring pulleys allows for efficient adaptation of the existing system without the need for significant modifications.

    In summary, spring pulleys are integrated into HVAC systems and air conditioning units to drive various components such as fans, compressors, pumps, dampers, and motors. They provide the necessary tension in belt-driven systems, enable precise control in VAV systems, drive fans in fan coil units and AHUs, circulate water in chilled water systems, enhance heat exchange in condensing units, and facilitate retrofit or replacement projects. By effectively integrating spring pulleys, HVAC systems can operate efficiently and deliver optimal performance in terms of airflow, temperature control, and energy consumption.

    spring pulley

    Can you explain the key components and design features of a spring pulley?

    A spring pulley, also known as a pulley with a built-in spring or a spring-loaded pulley, is a specialized type of pulley that incorporates a spring mechanism. This design feature provides additional tension and flexibility in various mechanical systems. Let’s explore the key components and design features of a spring pulley:

    1. Pulley Wheel: The pulley wheel is the primary component of a spring pulley. It is typically a cylindrical or disk-shaped wheel with a groove or channel along its circumference. The groove is designed to accommodate a belt, rope, or cable, allowing it to wrap around the pulley. The pulley wheel provides a surface for the belt or cable to make contact and facilitates the transfer of force or motion.

    2. Spring Mechanism: The spring mechanism is the defining feature of a spring pulley. It consists of a coiled spring that is integrated into the pulley assembly. The spring is usually positioned inside the pulley wheel or connected to the pulley housing. The spring is designed to exert a specific amount of force or tension, which can be adjustable or preset based on the application requirements. The spring mechanism allows the pulley to automatically adjust tension and compensate for variations in load, belt stretch, or system dynamics.

    3. Tension Adjustment: Many spring pulleys feature a tension adjustment mechanism. This allows the user to fine-tune or modify the tension provided by the spring. Tension adjustment may involve adjusting the position or compression of the spring, changing the spring’s initial tension, or utilizing additional mechanisms such as set screws or locking nuts to modify the spring force. The tension adjustment feature enables customization and optimization of the pulley’s performance to suit specific operating conditions or load requirements.

    4. Bearing or Bushing: A spring pulley often incorporates a bearing or bushing system to facilitate smooth rotation of the pulley wheel. The bearing or bushing reduces friction between the pulley wheel and its mounting structure, allowing the pulley to rotate with minimal resistance. This ensures efficient power transmission, reduces wear on the pulley and associated components, and enhances the overall performance and lifespan of the spring pulley.

    5. Mounting and Housing: The spring pulley is typically mounted within a housing or frame. The housing provides structural support and serves as a protective enclosure for the pulley components. It helps maintain the alignment of the pulley wheel, secures the spring mechanism, and may include attachment points for installation or integration into the mechanical system. The design of the housing may vary depending on the specific application and the type of spring pulley used.

    6. Materials and Construction: Spring pulleys are commonly constructed from durable and corrosion-resistant materials such as steel, aluminum, or various types of plastics. The choice of materials depends on factors such as the load capacity, environmental conditions, and desired weight or cost considerations. The pulley components are typically manufactured using precision machining or casting processes to ensure dimensional accuracy and proper functionality.

    7. Application-Specific Features: In addition to the key components mentioned above, spring pulleys may incorporate various application-specific features. For example, they may include flanges or guides to prevent belt or cable slippage, integrated sensors or indicators to monitor tension or position, or additional mechanisms for engagement or disengagement of the pulley. These features are designed to enhance the performance, safety, and functionality of the spring pulley in specific applications.

    These key components and design features collectively contribute to the functionality and versatility of a spring pulley. By incorporating a spring mechanism, the pulley can dynamically adjust tension, compensate for variations, and provide consistent force or motion transmission in mechanical systems.

    China factory Hot Sale Heavy Duty Belt Conveyor Drive Drum Pulley with Rubber Lagging   pulley design	China factory Hot Sale Heavy Duty Belt Conveyor Drive Drum Pulley with Rubber Lagging   pulley design
    editor by CX

2024-02-04