China manufacturer Customized Heavy Duty Gravity Motor Motorized Roller Belt Conveyor System Roller Rubber Lagging Drive Head Snub Bend Tail Conveyor Drum Pulley belt pulley

Productomschrijving

Customized Heavy Duty Gravity Motor Motorized Roller Belt Conveyor System Roller Rubber Lagging Drive Head Snub Bend Tail Conveyor Drum Pulley 

Productomschrijving

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

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.

Veelgestelde vragen

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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Can pulleys be used in both simple and complex mechanical systems?

Yes, pulleys can be used in both simple and complex mechanical systems. Pulleys are versatile mechanical devices that can be incorporated into a wide range of systems to transmit power, change direction, or provide mechanical advantage.

In simple mechanical systems, pulleys are often used to create a mechanical advantage by reducing the effort force required to lift or move a load. For example, a simple pulley system with a single fixed pulley can distribute the load's weight over multiple strands of rope or cable, reducing the force needed to lift the load. Simple pulley systems are commonly used in applications such as flagpoles, well buckets, or manual hoists.

In more complex mechanical systems, pulleys can be part of intricate arrangements to achieve specific functions. They can be combined with multiple pulleys, belts or ropes, and other mechanical components to create complex systems for power transmission, tensioning, or precise control. Examples of complex systems that utilize pulleys include conveyor belt systems, industrial machinery, cranes, and elevators.

Pulleys offer several advantages in both simple and complex mechanical systems:

1. Mechanical Advantage: Pulleys can provide a mechanical advantage by distributing the load's weight over multiple strands of rope or belt, reducing the effort force required to lift or move the load.

2. Direction Change: Pulleys can change the direction of the force applied, allowing for redirection of motion or routing of belts or ropes around obstacles.

3. Speed Adjustment: By adjusting the size of pulleys and the number of pulley systems, the speed of the output motion can be modified relative to the input motion.

4. Power Transmission: Pulleys are effective in transmitting power between shafts or components, allowing for the transfer of rotational motion and torque.

5. Versatility: Pulleys can be used with different types of belts or ropes, such as flat belts, V-belts, timing belts, or wire ropes, providing flexibility in design and application.

Whether in simple or complex mechanical systems, the selection, arrangement, and sizing of pulleys should be carefully considered to ensure proper functionality, efficiency, and safety. Manufacturers' guidelines, engineering principles, and best practices should be followed when incorporating pulleys into mechanical systems.

Welke rol spelen katrollen in de mijnbouw en de bouw?

Katrollen spelen een belangrijke rol in de mijnbouw- en bouwsector, waar ze in verschillende toepassingen worden gebruikt om zware werkzaamheden te vergemakkelijken, de veiligheid te verbeteren en de efficiëntie te verbeteren. Hier is een overzicht van de rol van katrollen in deze sectoren:

1. Transportsystemen:

In mining and construction, conveyor systems are extensively used to transport bulk materials, such as ores, rocks, gravel, and construction aggregates. Pulleys are integral components of conveyor systems, guiding and supporting the conveyor belts or chains. They help in maintaining tension, reducing friction, and ensuring smooth movement of materials over long distances. The pulleys used in these systems are designed to withstand high loads and harsh environmental conditions.

2. Hijs- en hefwerktuigen:

Katrollen zijn cruciaal in hijs- en hefapparatuur die wordt gebruikt in mijnbouw- en bouwactiviteiten. Kranen, lieren en hefsystemen bevatten vaak katrolopstellingen om mechanisch voordeel te bieden en de beweging van zware lasten te controleren. De katrollen, samen met touwen, kabels of kettingen, zorgen voor veilig en efficiënt heffen, laten zakken en positioneren van apparatuur, materialen en structuren op bouwplaatsen of in mijnbouwactiviteiten.

3. Staalkabelsystemen:

In de mijnbouw en de bouw worden staalkabels veelvuldig gebruikt voor verschillende toepassingen, waaronder het vervoeren, slepen en tillen van zware lasten. Katrollen, ook wel bekend als schijven, worden gebruikt in staalkabelsystemen om de staalkabels te geleiden en om te leiden. De schijven helpen bij het handhaven van een goede uitlijning, verminderen slijtage en zorgen voor een efficiënte krachtoverbrenging. Ze worden veel gebruikt in toepassingen zoals kranen, liften en staalkabeltakels.

4. Breker- en zeefapparatuur:

In de mijnbouw- en bouwsector worden katrollen gebruikt in breek- en zeefapparatuur. In brekers worden katrollen bijvoorbeeld gebruikt om de roterende beweging van de kaken of kegels van de breker aan te drijven, waardoor grote rotsen of ertsen tot kleinere formaten kunnen worden verbrijzeld. Katrollen spelen ook een rol bij trillende zeven, en helpen bij het genereren van de nodige trillingen die materialen scheiden en classificeren op basis van grootte.

5. Grondverzet- en graafmaterieel:

Katrollen worden verwerkt in grondverzet- en graafapparatuur in mijnbouw- en bouwtoepassingen. Bijvoorbeeld, in graafmachines of draglinemachines worden katrollen gebruikt in de kabelsystemen die de beweging van de bak of schop regelen. De katrollen helpen bij het verlengen of intrekken van de kabels, wat zorgt voor efficiënt graven, laden en materiaaltransport.

6. Spanning en uitlijning:

In mijnbouw- en bouwactiviteiten worden katrollen gebruikt voor het spannen en uitlijnen. Spanrollen zorgen voor het goed spannen van riemen, touwen of kabels, optimaliseren de krachtoverbrenging en voorkomen slippen. Uitlijnpoelies worden gebruikt om de juiste uitlijning van riemen of kettingen te behouden, slijtage te verminderen, trillingen te minimaliseren en de levensduur van de componenten te verlengen.

Samenvattend spelen katrollen een cruciale rol in de mijnbouw- en bouwsector, en dragen ze bij aan materiaalbehandeling, hef- en hijswerkzaamheden, staalkabelsystemen, breek- en zeefapparatuur, grondverzet- en graafmachines en span- en uitlijntoepassingen. Hun gebruik verbetert de veiligheid, verbetert de efficiëntie en maakt het mogelijk om zware taken uit te voeren in deze veeleisende industrieën.

How does a fixed pulley differ from a movable pulley?

A fixed pulley and a movable pulley are two distinct types of pulleys that differ in their design and functionality. Here's a detailed explanation of their differences:

1. Design and Attachment: A fixed pulley is attached to a stationary structure, such as a ceiling or wall, using a mounting bracket or other means. It remains fixed in place and does not move during operation. In contrast, a movable pulley is attached to the load being moved and moves along with it. It is typically suspended by a rope or cable and can freely move up and down.

2. Mechanical Advantage: When it comes to mechanical advantage, a fixed pulley does not provide any advantage. It changes the direction of the force applied but does not reduce the effort required to lift the load. On the other hand, a movable pulley provides mechanical advantage by reducing the effort needed to lift the load. It distributes the load between the rope segments attached to the movable pulley and the fixed point, making it easier to lift heavy objects.

3. Force Distribution: In a fixed pulley, the force applied to one end of the rope or belt is redirected to change the direction of the force. The load is lifted by pulling the opposite end of the rope. In this case, the force required to lift the load is equal to the weight of the load itself. In a movable pulley, the load is attached to the movable pulley itself. The force required to lift the load is reduced because the weight of the load is distributed between the rope segments attached to the movable pulley and the fixed point.

4. Directional Change: Both fixed and movable pulleys are capable of changing the direction of the applied force. However, the primary function of a fixed pulley is to change the direction of force, while a movable pulley combines force direction change with mechanical advantage. The movable pulley allows the operator to exert force in a more convenient direction while requiring less effort to lift the load.

5. Applications: Fixed pulleys are commonly used in combination with other pulleys to create more complex systems, such as block and tackle arrangements. They are often used in scenarios where the primary objective is to change the direction of force. Movable pulleys, on the other hand, are frequently used in systems that require mechanical advantage or a reduction in the effort needed to lift heavy objects. They are often found in applications such as lifting systems, cranes, and elevators.

Overall, the key differences between a fixed pulley and a movable pulley lie in their design, mechanical advantage, force distribution, and applications. While a fixed pulley primarily changes the direction of force, a movable pulley combines force direction change with mechanical advantage, making it easier to lift heavy loads.

redacteur door CX