Solution Description

Head Travel Pulley, Return Pulley,Bend Pulley, Snub Pulley,Tensioning Pulley, Take up Pulley can be presented. We are developing and manufacturing pulleys, using supplies of the highest top quality in a manufacturing process employing innovative technological innovation. This together with the software of the Quality Assurance system certifi ed to ISO 9001:2015, contributes to the production of large quality goods offering dependable, extended existence efficiency in the field and appreciably reducing maintenance cost. Each and every our conveyor pulley is individually laptop created to meet up with the client’s needs.

Product Identify

Belt Conveyor Pulley Drum

Variety

Drive Pulley, Bend Pulley,Snub Pulley,Get Up Pulley

Length

200mm-2500mm

Components

Carbon steel, Stainless metal, Rubber

Floor Treatment

Smooth, CZPT grooved lagging, Herringbone lagging, Ceramic lagging

Welding

Submerged Arc Welding

Bearing

Renowned manufacturers

Composition

Tube,shaft,self-aligning bearing,bearing seat/property,hub, locking bushing,conclude disc

Push Pulley Introduction:

1. Head/Travel Pulley is situated at the discharge terminus of the conveyor. 
two. Generate pulley gives the driving force for the conveyor. In buy to improve pulley daily life and traction, it frequently has a bigger diameter than other pulleys.
3. We can source pulleys with scorching vulcanized rubber lagging, simple or grooved, as necessary by customer. Various designs of grooving these kinds of as herringbone or CZPT can be provided to increase tractive friction beneath filthy or soaked situations. CZPT grooves have the edge of getting set up in any orientation, no matter of belt route.

Specification of Travel Head Pulley Drum

Belt Width 500-2800mm (19-one hundred ten inch)
Pulley Length 500-3500mm (19-138 inch)
Diameter 200-1800mm (8-70 inch)
Common ISO9001:2008, CEMA, DIN, TUV, JIS, AS/NS, and so on.
Working Daily life More than thirty,000 several hours.
Surface Flat Rubber Lagged, Ceramic Lagged, CZPT Rubber Lagged, and so forth.
Major Substance Carbon Steel
Length of conveyor generate pulley is dependent on the width of conveyor Belt. You can get drive pulleys with scorching & cold vulcanized rubber lagging, plain or grooved, as essential by consumer.

Bend Pulley Introduction:

1. The bend pulley  is utilized for altering the route of the belt.
two. The bend pulley is normally mounted at the tail element or the vertical just take-up tools element when the belt path need to have to 180°bending. It will be installed over the get-up products portion even though 90°bending.
3. The pulley, which is utilized for extending the speak to floor, is generally employed for under or equal to 45 degree bending.
four. The area treatment of the bend pulley can be clean steel and flat rubber lagging. 

Specification of Bend Pulley:

Belt Width five hundred-2800mm(19-one hundred ten inch)
Pulley Length 500-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Normal ISO9001:2008, CEMA, DIN, TUV, and so forth.
Doing work Life More than 30,000 hours.
Surface area Flat Rubber Lagged, Ceramic Lagged, CZPT Rubber Lagged, and many others.
Main Content Carbon Metal
Length of conveyor bend pulley is dependent on the width of conveyor Belt. You can get drive pulleys with very hot vulcanized rubber lagging, plain or grooved, as required by customer.

Snub Pulley
Snub pulley is utilized to achieve increased angle of wrap on the drive pulley thereby growing the traction. It also reduces the belt tension maximizing the life of the conveyor part.It is mounted near to the drive pulley on the return side of the belt.

Specification of Snub Pulley:

Items Material
Belt Width 500-2800mm (19-one hundred ten inch)
Pulley Size five hundred-3200mm (19-126 inch)
Diameter two hundred-1800mm (8-70 inch)
Regular ISO9001:2008, CEMA, DIN, TUV, etc.
Operating Life A lot more than 30,000 hours.
Surface area Flat Rubber Lagged, Ceramic Lagged, CZPT Rubber Lagged, etc.
Main Substance Carbon Steel
Length of conveyor Snubpulley relies upon on the width of conveyor Belt. You can get Snubpulleys with sizzling vulcanized rubber lagging, basic or grooved, as required by client.

Take Up Pulley 
The get up pulley will make sure ample pressure of the belt leaving the travel pulley so as to steer clear of any slippage of the belt, make sure proper belt pressure at the loading and other points along the conveyor, compensate for modifications in belt length owing to elongation, and supply additional length of belt when needed for splicing function.

Specification of take up pulley drum:

Belt Width five hundred-2800mm(19-110 inch)
Pulley Duration 500-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, and so on.
Functioning Life Far more than thirty,000 several hours.
Surface area Flat Rubber Lagged, Ceramic Lagged, CZPT Rubber Lagged, and many others.
Primary Content Carbon Steel

The factors of a pulley drum contain the subsequent:

Drum or Shell The drum is the portion of the pulley in direct get in touch with with the belt. The shell is fabricated from either a rolled sheet of steel or from hollow metal tubing.The shell has a certain ‘face’ width and diameter which is established by the width of the belting and the type and rating of the belt to be employed on the conveyor.
Diaphragm Plates The diaphragm or stop plates of a pulley are circular discs which are fabricated from thick metal plate and which are welded into the shell at each and every conclude, to improve the drum.The end plates are bored in their centre to accommodate the pulley shaft and the hubs for the pulley locking factors.
Shaft The shaft is created to accommodate all the utilized forces from the belt and / or the travel device, with least deflection.The shaft is found and locked to the hubs of the conclude discs by implies of a locking factors.
The shaft is supported on both ends by bearings which are housed in plummer blocks, to assistance the shaft and pulley assembly on the conveyor structure.
Shafts typically comprise different diameters alongside their size thanks to the bending times and resultant deflection restrictions. The diameter of the shaft at the landings for the bearings may possibly be smaller sized to satisfy the needed bearing diameter which is much more expense-effective (smaller sized).
Likewise in the scenario of a travel shaft, the generate attachment, might be different to the other diameters alongside the shaft and that’s why pulley shafts are usually stepped.
Locking Aspects These are large-precision produced items which are fitted more than the shaft and into the pulley hubs. The locking aspects connect the pulley firmly to the shaft by way of the end plates.Locking factors function on the friction-grip basic principle whereby the factor is CZPT to be mounted to the shaft and hub concurrently and concentrically, by tightening a sequence of screws close to the locking element.
Hubs The hubs are fabricated and machined housings which are welded into the end plates. The hubs are sized according to the dimension of the pulley, the diameter of the shaft and the size of the locking aspect which is necessary for the distinct duty.
Lagging It is at times essential or desirable to boost the friction between the conveyor belt and the pulley in purchase to increase the torque that can be transmitted through a push pulley.Enhanced traction over a pulley also helps with the education of the belt.
In such instances pulley drum surfaces are ‘lagged’ or covered in a rubberized materials. This cover is generally 8 mm to 12 mm thick and can be simple or have a grooved sample. The rubber lagging is vulcanized to the pulley shell to ensure that it remains attached below adverse working problems.
Bearing Assemblies Bearings assist the rotating shaft and therefore the pulley. The bearings are housed in ‘plummer blocks’ which allow the mass of the pulley assembly additionally the belt stress forces to be transmitted to the pulley supporting structure.Plummer blocks are typically bolted to ‘sole plates’ which are welded to the construction.
The sole plates include jacking screws to empower the pulley to be appropriately and reasonably simply aligned.

Many sorts of bearing housing, seals and conclude disc:

Pulley Drum Warehouse and package:

Pulley Drums:

Our Products: Belt Conveyors, Pulley Drum, Conveyor Rollers Idler,  and many others.

Carrying Type: Light, Medium, Heavy
Light Connection Mode: The Shaft and Hub Are Single-Width Plate Welded Cy
Light Bearing Aperture: 80-100mm
Medium Bearing Aperture: 120-180mm
Heavy Bearing Aperture: 200-220mm
Drum Type: <=800mm; >800mm

###

Samples:
US$ 200/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Product Name
Belt Conveyor Pulley Drum
Type
Drive Pulley, Bend Pulley,Snub Pulley,Take Up Pulley
Length
200mm-2500mm
Materials
Carbon steel, Stainless steel, Rubber
Surface Treatment
Smooth, Diamond grooved lagging, Herringbone lagging, Ceramic lagging
Welding
Submerged Arc Welding
Bearing
Famous brands
Structure
Tube,shaft,self-aligning bearing,bearing seat/house,hub, locking bushing,end disc

###

Belt Width 500-2800mm (19-110 inch)
Pulley Length 500-3500mm (19-138 inch)
Diameter 200-1800mm (8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, JIS, AS/NS, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor drive pulley depends on the width of conveyor Belt. You can get drive pulleys with hot & cold vulcanized rubber lagging, plain or grooved, as required by client.

###

Belt Width 500-2800mm(19-110 inch)
Pulley Length 500-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor bend pulley depends on the width of conveyor Belt. You can get drive pulleys with hot vulcanized rubber lagging, plain or grooved, as required by client.

###

Items Content
Belt Width 500-2800mm (19-110 inch)
Pulley Length 500-3200mm (19-126 inch)
Diameter 200-1800mm (8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor Snubpulley depends on the width of conveyor Belt. You can get Snubpulleys with hot vulcanized rubber lagging, plain or grooved, as required by client.

###

Belt Width 500-2800mm(19-110 inch)
Pulley Length 500-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel

###

Drum or Shell The drum is the portion of the pulley in direct contact with the belt. The shell is fabricated from either a rolled sheet of steel or from hollow steel tubing.The shell has a specific ‘face’ width and diameter which is determined by the width of the belting and the type and rating of the belt to be used on the conveyor.
Diaphragm Plates The diaphragm or end plates of a pulley are circular discs which are fabricated from thick steel plate and which are welded into the shell at each end, to strengthen the drum.The end plates are bored in their centre to accommodate the pulley shaft and the hubs for the pulley locking elements.
Shaft The shaft is designed to accommodate all the applied forces from the belt and / or the drive unit, with minimum deflection.The shaft is located and locked to the hubs of the end discs by means of a locking elements.
The shaft is supported on both ends by bearings which are housed in plummer blocks, to support the shaft and pulley assembly on the conveyor structure.
Shafts often comprise different diameters along their length due to the bending moments and resultant deflection limitations. The diameter of the shaft at the landings for the bearings may be smaller to satisfy the necessary bearing diameter which is more cost-effective (smaller).
Similarly in the case of a drive shaft, the drive attachment, may be different to the other diameters along the shaft and hence pulley shafts are often stepped.
Locking Elements These are high-precision manufactured items which are fitted over the shaft and into the pulley hubs. The locking elements attach the pulley firmly to the shaft via the end plates.Locking elements work on the friction-grip principle whereby the element is able to be fastened to the shaft and hub simultaneously and concentrically, by tightening a series of screws around the locking element.
Hubs The hubs are fabricated and machined housings which are welded into the end plates. The hubs are sized according to the size of the pulley, the diameter of the shaft and the size of the locking element which is required for the specific duty.
Lagging It is sometimes necessary or desirable to improve the friction between the conveyor belt and the pulley in order to improve the torque that can be transmitted through a drive pulley.Improved traction over a pulley also assists with the training of the belt.
In such cases pulley drum surfaces are ‘lagged’ or covered in a rubberized material. This cover is usually 8 mm to 12 mm thick and can be plain or have a grooved pattern. The rubber lagging is vulcanized to the pulley shell to ensure that it remains attached under adverse operating conditions.
Bearing Assemblies Bearings support the rotating shaft and hence the pulley. The bearings are housed in ‘plummer blocks’ which enable the mass of the pulley assembly plus the belt tension forces to be transmitted to the pulley supporting structure.Plummer blocks are often bolted to ‘sole plates’ which are welded to the structure.
The sole plates incorporate jacking screws to enable the pulley to be correctly and relatively easily aligned.
Carrying Type: Light, Medium, Heavy
Light Connection Mode: The Shaft and Hub Are Single-Width Plate Welded Cy
Light Bearing Aperture: 80-100mm
Medium Bearing Aperture: 120-180mm
Heavy Bearing Aperture: 200-220mm
Drum Type: <=800mm; >800mm

###

Samples:
US$ 200/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Product Name
Belt Conveyor Pulley Drum
Type
Drive Pulley, Bend Pulley,Snub Pulley,Take Up Pulley
Length
200mm-2500mm
Materials
Carbon steel, Stainless steel, Rubber
Surface Treatment
Smooth, Diamond grooved lagging, Herringbone lagging, Ceramic lagging
Welding
Submerged Arc Welding
Bearing
Famous brands
Structure
Tube,shaft,self-aligning bearing,bearing seat/house,hub, locking bushing,end disc

###

Belt Width 500-2800mm (19-110 inch)
Pulley Length 500-3500mm (19-138 inch)
Diameter 200-1800mm (8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, JIS, AS/NS, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor drive pulley depends on the width of conveyor Belt. You can get drive pulleys with hot & cold vulcanized rubber lagging, plain or grooved, as required by client.

###

Belt Width 500-2800mm(19-110 inch)
Pulley Length 500-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor bend pulley depends on the width of conveyor Belt. You can get drive pulleys with hot vulcanized rubber lagging, plain or grooved, as required by client.

###

Items Content
Belt Width 500-2800mm (19-110 inch)
Pulley Length 500-3200mm (19-126 inch)
Diameter 200-1800mm (8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel
Length of conveyor Snubpulley depends on the width of conveyor Belt. You can get Snubpulleys with hot vulcanized rubber lagging, plain or grooved, as required by client.

###

Belt Width 500-2800mm(19-110 inch)
Pulley Length 500-3200mm(19-126 inch)
Diameter 200-1800mm(8-70 inch)
Standard ISO9001:2008, CEMA, DIN, TUV, etc.
Working Life More than 30,000 hours.
Surface Flat Rubber Lagged, Ceramic Lagged, Diamond Rubber Lagged, etc.
Main Material Carbon Steel

###

Drum or Shell The drum is the portion of the pulley in direct contact with the belt. The shell is fabricated from either a rolled sheet of steel or from hollow steel tubing.The shell has a specific ‘face’ width and diameter which is determined by the width of the belting and the type and rating of the belt to be used on the conveyor.
Diaphragm Plates The diaphragm or end plates of a pulley are circular discs which are fabricated from thick steel plate and which are welded into the shell at each end, to strengthen the drum.The end plates are bored in their centre to accommodate the pulley shaft and the hubs for the pulley locking elements.
Shaft The shaft is designed to accommodate all the applied forces from the belt and / or the drive unit, with minimum deflection.The shaft is located and locked to the hubs of the end discs by means of a locking elements.
The shaft is supported on both ends by bearings which are housed in plummer blocks, to support the shaft and pulley assembly on the conveyor structure.
Shafts often comprise different diameters along their length due to the bending moments and resultant deflection limitations. The diameter of the shaft at the landings for the bearings may be smaller to satisfy the necessary bearing diameter which is more cost-effective (smaller).
Similarly in the case of a drive shaft, the drive attachment, may be different to the other diameters along the shaft and hence pulley shafts are often stepped.
Locking Elements These are high-precision manufactured items which are fitted over the shaft and into the pulley hubs. The locking elements attach the pulley firmly to the shaft via the end plates.Locking elements work on the friction-grip principle whereby the element is able to be fastened to the shaft and hub simultaneously and concentrically, by tightening a series of screws around the locking element.
Hubs The hubs are fabricated and machined housings which are welded into the end plates. The hubs are sized according to the size of the pulley, the diameter of the shaft and the size of the locking element which is required for the specific duty.
Lagging It is sometimes necessary or desirable to improve the friction between the conveyor belt and the pulley in order to improve the torque that can be transmitted through a drive pulley.Improved traction over a pulley also assists with the training of the belt.
In such cases pulley drum surfaces are ‘lagged’ or covered in a rubberized material. This cover is usually 8 mm to 12 mm thick and can be plain or have a grooved pattern. The rubber lagging is vulcanized to the pulley shell to ensure that it remains attached under adverse operating conditions.
Bearing Assemblies Bearings support the rotating shaft and hence the pulley. The bearings are housed in ‘plummer blocks’ which enable the mass of the pulley assembly plus the belt tension forces to be transmitted to the pulley supporting structure.Plummer blocks are often bolted to ‘sole plates’ which are welded to the structure.
The sole plates incorporate jacking screws to enable the pulley to be correctly and relatively easily aligned.

How to use the pulley system

Using a pulley system is a great way to move things around your home, but how do you use a pulley system? Let’s look at the basic equations that describe a pulley system, the types of pulleys, and some safety considerations when using pulleys. Here are some examples. Don’t worry, you’ll find all the information you need in one place!
pulley

Basic equations of pulley systems

The pulley system consists of pulleys and chords. When the weight of the load is pulled through the rope, it slides through the groove and ends up on the other side. When the weight moves, the applied force must travel nx distance. The distance is in meters. If there are four pulleys, the distance the rope will travel will be 2×24. If there are n pulleys, the distance traveled by the weight will be 2n – 1.
The mechanical advantage of the pulley system increases with distance. The greater the distance over which the force is applied, the greater the leverage of the system. For example, if a set of pulleys is used to lift the load, one should be attached to the load and the other to the stand. The load itself does not move. Therefore, the distance between the blocks must be shortened, and the length of the line circulating between the pulleys must be shortened.
Another way to think about the acceleration of a pulley system is to think of ropes and ropes as massless and frictionless. Assuming the rope and pulley are massless, they should have the same magnitude and direction of motion. However, in this case the quality of the string is a variable that is not overdone. Therefore, the tension vector on the block is labeled with the same variable name as the pulley.
The calculation of the pulley system is relatively simple. Five mechanical advantages of the pulley system can be found. This is because the number of ropes supporting the load is equal to the force exerted on the ropes. When the ropes all move in the same direction, they have two mechanical advantages. Alternatively, you can use a combination of movable and fixed pulleys to reduce the force.
When calculating forces in a pulley system, you can use Newton’s laws of motion. Newton’s second law deals with acceleration and force. The fourth law tells us that tension and gravity are in equilibrium. This is useful if you need to lift heavy objects. The laws of motion help with calculations and can help you better understand pulley systems.
pulley

Types of pulleys

Different types of pulleys are commonly used for various purposes, including lifting. Some pulleys are flexible, which means they can move freely around a central axis and can change the direction of force. Some are fixed, such as hinges, and are usually used for heavier loads. Others are movable, such as coiled ropes. Whatever the purpose, pulleys are very useful in raising and lowering objects.
Pulleys are common in many different applications, from elevators and cargo lift systems to lights and curtains. They are also used in sewing machine motors and sliding doors. Garage and patio doors are often equipped with pulleys. Rock climbers use a pulley system to climb rocks safely. These pulley systems have different types of pinions that allow them to balance weight and force direction.
The most common type of pulley is the pulley pulley system. The pulley system utilizes mechanical advantages to lift weight. Archimedes is thought to have discovered the pulley around 250 BC. in ancient Sicily. Mesopotamians also used pulleys, they used ropes to lift water and windmills. Pulley systems can even be found at Stonehenge.
Another type of pulley is called a compound pulley. It consists of a set of parallel pulleys that increase the force required to move large objects. This type is most commonly used in rock climbing and sailing, while composite pulleys can also be found in theater curtains. If you’re wondering the difference between these two types of pulleys, here’s a quick overview:

Mechanical Advantages of Pulley Systems

Pulley systems offer significant mechanical advantages. The ability of the system to reduce the effort required to lift weights increases with the number of rope loops. This advantage is proportional to the number of loops in the system. If the rope had only one loop, then a single weight would require the same amount of force to pull. But by adding extra cycles, the force required will be reduced.
The pulley system has the advantage of changing the direction of the force. This makes it easier to move heavy objects. They come in both fixed and mobile. Pulleys are used in many engineering applications because they can be combined with other mechanisms. If you want to know what a pulley can do, read on! Here are some examples. Therefore, you will understand how they are used in engineering.
Single-acting pulleys do not change direction, but compound pulleys do. Their mechanical advantage is six. The compound pulley system consists of a movable pulley and a fixed pulley. The mechanical advantage of the pulley system increases as the number of movable wheels decreases. So if you have two wheels, you need twice as much force to lift the same weight because you need a movable pulley.
The mechanical advantage of a pulley system can be maximized by adding more pulleys or rope lengths. For example, if you have a single pulley system, the mechanical advantage is one of the smallest. By using two or three pulleys, up to five times the mechanical advantage can be achieved. You can also gain up to ten times the mechanical advantage by using multiple pulley systems.
The use of a single movable pulley system also adds to the mechanical advantage of the pulley system. In this case, you don’t have to change the direction of the force to lift the weight. In contrast, a movable pulley system requires you to move the rope farther to generate the same force. Using a compound pulley system allows you to lift heavy loads with ease.
pulley

Safety Issues When Using Pulley Systems

Pulleys have an incredibly unique structure, consisting of a disc with a groove in the middle and a shaft running through it. A rope or cord is attached to one end of a pulley that turns when force is applied. The other end of the rope is attached to the load. This mechanical advantage means that it is much easier to pull an object using the pulley system than to lift the same object by hand.
Although pulley systems are a common part of many manufacturing processes, some employers do not train their workers to use them properly or install protection to prevent injury. It is important to wear proper PPE and follow standard laboratory safety practices during pulley system activities. Make sure any support structures are strong enough to handle the weight and weight of the rope or rope. If you do fall, be sure to contact your employer immediately.

China Drum Conveyor Bend Pulley (250-1600mm dia)     engine pulleyChina Drum Conveyor Bend Pulley (250-1600mm dia)     engine pulley
editor by czh 2023-01-03

Tension pulley

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