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

Produktbeschreibung

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

Produktbeschreibung

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.

Technische Parameter

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.

Häufig gestellte Fragen

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.

What is the role of pulleys in the mining and construction industries?

Pulleys play a vital role in the mining and construction industries, where they are utilized in various applications to facilitate heavy-duty operations, enhance safety, and improve efficiency. Here's an overview of the role of pulleys in these industries:

1. Fördersysteme:

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. Hoisting and Lifting Equipment:

Pulleys are crucial in hoisting and lifting equipment used in mining and construction activities. Cranes, winches, and lifting systems often incorporate pulley arrangements to provide mechanical advantage and control the movement of heavy loads. The pulleys, along with ropes, cables, or chains, allow for safe and efficient lifting, lowering, and positioning of equipment, materials, and structures at construction sites or in mining operations.

3. Wire Rope Systems:

In mining and construction, wire ropes are extensively used for various applications, including hauling, towing, and lifting heavy loads. Pulleys, known as sheaves, are employed in wire rope systems to guide and redirect the wire ropes. The sheaves help in maintaining proper alignment, reducing wear, and ensuring efficient power transmission. They are commonly used in applications such as cranes, elevators, and wire rope hoists.

4. Crushing and Screening Equipment:

In the mining and construction industries, pulleys are used in crushing and screening equipment. For example, in crushers, pulleys are utilized to drive the rotating motion of the crusher's jaws or cones, enabling the crushing of large rocks or ores into smaller sizes. Pulleys also play a role in vibrating screens, helping to generate the necessary vibrations that separate and classify materials based on size.

5. Earthmoving and Excavation Equipment:

Pulleys are incorporated into earthmoving and excavation equipment in mining and construction applications. For instance, in excavators or dragline machines, pulleys are used in the cable systems that control the movement of the bucket or shovel. The pulleys help in extending or retracting the cables, allowing for efficient excavation, loading, and material handling.

6. Tensioning and Alignment:

In mining and construction operations, pulleys are utilized for tensioning and alignment purposes. Tensioning pulleys ensure proper tensioning of belts, ropes, or cables, optimizing power transmission and preventing slippage. Alignment pulleys are employed to maintain the correct alignment of belts or chains, reducing wear, minimizing vibrations, and extending the lifespan of the components.

In summary, pulleys play a critical role in the mining and construction industries, contributing to material handling, lifting and hoisting operations, wire rope systems, crushing and screening equipment, earthmoving and excavation machinery, and tensioning and alignment applications. Their use enhances safety, improves efficiency, and enables the execution of heavy-duty tasks in these demanding industries.

Worin unterscheidet sich eine feste Rolle von einer beweglichen Rolle?

Eine feste Riemenscheibe und eine bewegliche Riemenscheibe sind zwei verschiedene Arten von Riemenscheiben, die sich in ihrem Design und ihrer Funktionalität unterscheiden. Hier ist eine detaillierte Erklärung ihrer Unterschiede:

1. Konstruktion und Befestigung: Eine feste Rolle wird mit einer Halterung oder auf andere Weise an einer unbeweglichen Struktur wie einer Decke oder Wand befestigt. Sie bleibt an ihrem Platz und bewegt sich während des Betriebs nicht. Eine bewegliche Rolle hingegen ist an der zu bewegenden Last befestigt und bewegt sich mit dieser mit. Sie ist normalerweise an einem Seil oder Kabel aufgehängt und kann sich frei auf und ab bewegen.

2. Mechanischer Vorteil: Wenn es um den mechanischen Vorteil geht, bietet eine feste Rolle keinen Vorteil. Sie ändert die Richtung der angewandten Kraft, verringert aber nicht den zum Anheben der Last erforderlichen Kraftaufwand. Eine bewegliche Rolle hingegen bietet einen mechanischen Vorteil, indem sie den zum Anheben der Last erforderlichen Kraftaufwand verringert. Sie verteilt die Last zwischen den an der beweglichen Rolle und dem festen Punkt befestigten Seilsegmenten und erleichtert so das Anheben schwerer Gegenstände.

3. Kraftverteilung: Bei einer festen Rolle wird die auf ein Ende des Seils oder Riemens ausgeübte Kraft umgeleitet, um die Kraftrichtung zu ändern. Die Last wird angehoben, indem am anderen Ende des Seils gezogen wird. In diesem Fall entspricht die zum Anheben der Last erforderliche Kraft dem Gewicht der Last selbst. Bei einer beweglichen Rolle ist die Last an der beweglichen Rolle selbst befestigt. Die zum Anheben der Last erforderliche Kraft wird reduziert, da das Gewicht der Last zwischen den an der beweglichen Rolle und dem festen Punkt befestigten Seilsegmenten verteilt wird.

4. Richtungsänderung: Sowohl feste als auch bewegliche Rollen können die Richtung der angewandten Kraft ändern. Die Hauptfunktion einer festen Rolle besteht jedoch darin, die Kraftrichtung zu ändern, während eine bewegliche Rolle die Kraftrichtungsänderung mit einem mechanischen Vorteil kombiniert. Die bewegliche Rolle ermöglicht es dem Bediener, Kraft in eine bequemere Richtung auszuüben, während weniger Kraftaufwand zum Anheben der Last erforderlich ist.

5. Anwendungen: Feste Rollen werden häufig in Kombination mit anderen Rollen verwendet, um komplexere Systeme zu erstellen, wie z. B. Flaschenzüge. Sie werden oft in Szenarien verwendet, in denen das Hauptziel darin besteht, die Kraftrichtung zu ändern. Bewegliche Rollen hingegen werden häufig in Systemen verwendet, die einen mechanischen Vorteil oder eine Verringerung des Kraftaufwands zum Heben schwerer Objekte erfordern. Sie werden oft in Anwendungen wie Hebesystemen, Kränen und Aufzügen verwendet.

Insgesamt liegen die Hauptunterschiede zwischen einer festen und einer beweglichen Rolle in ihrem Design, ihrem mechanischen Vorteil, ihrer Kraftverteilung und ihren Anwendungen. Während eine feste Rolle in erster Linie die Kraftrichtung ändert, kombiniert eine bewegliche Rolle die Änderung der Kraftrichtung mit einem mechanischen Vorteil, wodurch das Heben schwerer Lasten erleichtert wird.

Herausgeber von CX