China Custom Grooved Drum/Belt Conveyor Pulley/China Brass Pulley 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 are spring pulleys used in the production of electronics and semiconductors?

In the production of electronics and semiconductors, spring pulleys play critical roles in various manufacturing processes. Here’s how spring pulleys are used in the production of electronics and semiconductors:

  1. Tape and Reel Systems: Spring pulleys are commonly used in tape and reel systems, which are used for packaging electronic components such as integrated circuits (ICs), resistors, capacitors, and surface-mount devices (SMDs). The spring pulleys help guide and control the movement of carrier tapes, ensuring precise positioning and alignment of the components during the packaging process.
  2. Automated Handling Systems: Spring pulleys are employed in automated handling systems used in semiconductor manufacturing. These systems transport wafers, substrates, and other delicate components through various stages of the production line. The pulleys, along with belts or conveyors, provide the necessary power transmission and motion control, ensuring smooth and accurate movement of the components.
  3. Wire Bonding Machines: Wire bonding is a critical process in semiconductor manufacturing that involves connecting fine wires between the chip and the package. Spring pulleys are utilized in the wire bonding machines to guide and tension the bonding wires. They ensure precise positioning and tension control during the wire bonding process, contributing to the quality and reliability of the electrical connections.
  4. Printed Circuit Board (PCB) Assembly: Spring pulleys are used in PCB assembly equipment to facilitate the precise alignment and movement of the PCBs during the soldering and assembly processes. They assist in guiding the PCBs through the various stages of assembly, such as component placement, solder paste application, and reflow soldering, ensuring accurate positioning and efficient production.
  5. Testing and Inspection Equipment: Spring pulleys play a role in testing and inspection equipment used in electronics and semiconductor production. They are utilized in conveyors or handling systems that transport the devices or components through testing stations or inspection stations. The pulleys help maintain controlled movement and positioning of the devices, ensuring accurate testing and inspection results.

Overall, spring pulleys are integral components in the production of electronics and semiconductors. They are utilized in tape and reel systems, automated handling systems, wire bonding machines, PCB assembly equipment, testing, and inspection equipment. By providing precise movement control, alignment, and tensioning, spring pulleys contribute to the efficiency, accuracy, and reliability of the manufacturing processes in the electronics and semiconductor industries.

spring pulley

How are spring pulleys utilized in automotive engines and accessory systems?

Spring pulleys play a crucial role in automotive engines and accessory systems, contributing to their efficient operation and performance. They are utilized in various applications to drive and control different components within the engine and accessory systems. Let’s explore how spring pulleys are utilized in automotive engines and accessory systems:

1. Serpentine Belt System: Spring pulleys are an integral part of the serpentine belt system in automotive engines. The serpentine belt connects and drives multiple engine accessories, such as the alternator, power steering pump, air conditioning compressor, and water pump. Spring tensioners or idler pulleys equipped with springs are used to maintain proper belt tension, ensuring optimal power transmission and preventing belt slippage or excessive wear.

2. Belt Drive Systems: Spring pulleys are also used in other belt drive systems within the engine or accessory systems. They help drive components such as the timing belt, camshaft, balance shaft, supercharger, or turbocharger. The spring tensioners in these systems apply appropriate tension to the belts, ensuring accurate timing, improved efficiency, and reliable operation of the driven components.

3. Decoupler Pulleys: Decoupler pulleys, often equipped with springs, are employed in accessory systems such as the crankshaft pulley or the automatic belt tensioner. These pulleys feature a spring-loaded mechanism that allows them to absorb engine vibrations or torsional oscillations. The spring tension in the decoupler pulleys helps reduce stress on the belts and other components, enhancing their longevity and minimizing noise and vibration.

4. Overrunning Alternator Pulley (OAP): The overrunning alternator pulley, also known as the one-way clutch pulley, is a spring-loaded pulley used in automotive alternator systems. It allows the alternator to freewheel during deceleration or engine braking, reducing drag on the engine and improving fuel efficiency. The spring mechanism within the OAP engages and disengages the alternator pulley smoothly, providing optimal charging and power generation without excessive strain on the engine.

5. Damping and Tension Control: Spring pulleys are employed for damping and tension control in various automotive systems. For example, they can be used in the accessory belt tensioner to maintain consistent tension in the belt under different operating conditions. The springs within these pulleys absorb vibrations, fluctuations, and belt slippage, ensuring smooth operation and preventing damage to the belt and associated components.

6. Belt Alignment and Tracking: Spring pulleys are utilized to maintain proper belt alignment and tracking. In systems with multiple belts, such as the serpentine belt system, spring-loaded idler pulleys or tensioners help ensure that the belts remain aligned with the pulleys, preventing misalignment, noise, and premature wear. The spring tension in these pulleys compensates for belt stretching and keeps the belts properly positioned on the pulleys.

7. Accessory System Control: Some automotive accessory systems utilize spring pulleys for control purposes. For instance, in variable displacement compressor systems for air conditioning, spring pulleys are employed to engage or disengage the compressor based on the cooling demand. The spring mechanism within these pulleys responds to pressure or temperature changes, regulating the operation of the compressor and optimizing energy efficiency.

8. Belt Replacement and Maintenance: Spring pulleys simplify belt replacement and maintenance procedures. Tensioners or idler pulleys equipped with springs can be designed with quick-release mechanisms or adjustable tension settings, making it easier to install or remove belts during servicing. The spring tensioners also facilitate routine belt inspections, allowing mechanics to assess belt condition and tension with greater convenience.

In automotive engines and accessory systems, spring pulleys serve critical functions such as maintaining belt tension, enabling proper belt alignment, absorbing vibrations, controlling accessory system operation, and improving overall performance and reliability. Their inclusion in these systems ensures efficient power transmission, reduces wear and tear, and enhances the longevity of belts and other components.

spring pulley

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:

  1. 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.
  2. 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.
  3. 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.
  4. 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.

China Custom Grooved Drum/Belt Conveyor Pulley/China Brass Pulley   pulley design	China Custom Grooved Drum/Belt Conveyor Pulley/China Brass Pulley   pulley design
editor by CX

2024-02-06