Product Description

Heavy Duty Conveyor Roller, Conveyor Brackets, Conveyor Pulley for Bulk Material cenment

Conveyor rollers(idlers) are important parts on Belt Conveyor, it endure over 70% resistance of 1 belt conveyor. The conveyor roller(idler) used for supporting conveyor belt and the material. There are kinds roller we supplied, like steel, nylon, ceramic or rubber. With years designing and manufacturing experience CZPT becomes a high quality roller(idler) server in conveyor spares industry.

It is common transportation equipment used in coal mines to connect downhole operations and on-ground production systems. In the course of use, it has many advantages, such as strong Transportation capacity, low power consumption, low work resistance, long service life, etc. Conveyor systems are quick and efficient transportation for a wide Variety of materials, which make them very popular in the material handling and packaging industries.

1.Conveyor range

Our conveyor roller can widely applied for mining, coal, metallurgy, electric power,  sea port, grain, chemical and almost any industry which have conveying system. And we can produce any kinds roller, such as iron roller, impact roller, rubber lagging roller, and disc roller.
What more, we have technical design team to design the new type products and best after-sale services.
 

Name:	Conveyor rollers/idlers
Material:	Normal material is iron, we can also do stanless steel, UHMWPE and so on
Size	length and diameter can be customized
Bearing	as customer requests
roller type	carrier rollers, heavy duty roller, return roller,UHMWPE roller, centering roller, spiral roller and so on
Pipe thickness	can be customized, 2.5mm, 2.75mm, 3mm, 3.25mm, 3.5mm, 3.75mm and so on
color	produce base on your request

specifcaitons:

Technology Specification
D	d	Bearing Model	L	b	h	f	Weight (kg)	D	d	Bearing Model	L	b	h	f	Weight (kg)
89	20	4G204	200	14	6	14	2.79	133	25	4G205	380	18	8	17	7.84
			250				2.98				465				9.24
			315				3.58				600				11.48
			465				5.24				700				13.44
			600				6.48				1150				20.6
			750				7.87				1400				24.61
			950				9.72			4G305	380				8.21
	25	4G205		8	18	17	11.21				465				9.62
108	20	4G204	315	14	6	14	4.46				530				10.7
			465				6.07				600				11.86
			950				11.27				700				13.51
	25	4G205	315	18	8	17	5.07				800				15.17
			380				5.86				1150				20.97
			465				6.89				1400				24.99
			600				8.53				1600				28.44
			700				9.74		30	4G306	465				11.34
			950				12.77				530				12.54
			1150				13.99				800				17.48
			1400				15.62				1400				26.75
		4G305	380				6.23				1600				31.38
			465				7.26	159	25	4G205	465				11.58
			530				8.05				700				16.52
			600				8.9				1400				31.09
			700				10.11			4G305	465				12.02
			800				11.32				530				13.84
			950				13.14				700				16.95
			1150				15.57				800				19.06
			1400				18.47				1400				31.52
			1600				21.02				1600				35.85
	30	4G306	465	22			8.57		30	4G306	465	22			13.76
			530				9.47				530				15.23
			800				13.2				800				21.36
			1400				21.49				1400				34.98
			1600				24.26				1600				39.51

2.Brife introduction for CZPT Conveyor roller

1.Material: Steel,rubber
2.Bearing:6204,6205,6305,6306,6307,6308,6309,6310
3.Daimeter: Ø50-Ø219
4.Lenght:120mm-2200mm
5.Seal: double labyrinth seal
5.Workign life:30000-50000hours
6.Standards:GB,CEMA,JIS,DIN,AUSTRALIA
7.Color: mulit-color for choice

3.Advantages
 

The pipe we choose is the high quality welding pipe,the roundness is                                   The shaft we choose is high-precsion rond cold steel,the roundness is
 lower 0.6mm,the straightnesss is 0.15%, the wall thickness tolerance                                 0.8, and the tolerance is only ±0.0065mm, make sure the bearing and 
is ±0.1mm, the thickness from 2.5~6.0mm, diaeter is from 50~219mm.                               shaft match closely, the bearing move safely.
0.8,±0.1mm, the thickness from 2.5~6.0mm, diaeter is from 50~219mm. 
The pipe is rust removal to increase paint adhesion.

Bearing housing is punched by the superipr steel sheet(SPHC),                      This bearing is the joint ventures, it is the roller special double 
After that, we will use the housing circle machine to cut the outside            seal, the bearing inner race have V-groove, grease is also the 
of the housing, to make sure the high Concentricity of the roller and           imported grease (Inject the grease into the both sides of the ball 
 the small runout.                                                                                                     bearing).

This seal is the national standard double labyrinth seal, 4 pieces                 We can print the brand for the customer requests, but need the 
pom and 3 pieces stell seal.Injected the high quality No.2 lithium                 customer give us the authorization.
grease. it is water proof and dustproof,anti-corrosion,wear-resisting,ect…

4.Technical quality team
              
4.Packing & Shipping
we can provide different kinds of packing for the customer.
Wooden box and wooden pallet packing for your choice.
5.Certificate

6.Customer visiting and the exhibitions

6.After sale service
We provide the customer best after sale services, and we solve the problems any time.
7.Company introduction
 1.)HangZhou CZPT conveying Machinery Co.,Ltd was founded in 2005.    
 2.)It’s registered capital is 11.68million CNY and It is private joint-stock enterprise. Our main products are  cnoveyor roller,idler,frame, pulley,belt and belt conveyor system for TD75 ,DTII,DTIIA,CEMA ects.
3.)we has large lathes, numerical control, double pressing machine, double welding machine, double boring  lathe, milling machine, sawing machine and so on. The products have gained various patents. We can produce more than 1 thousand rollers and 10 pulleys per day.
4.)We have the professionalQC dept. to keep the good quality before the  goods sent out.
    The products are sold to Middle East,Africa ,Australia,Europe,Southeast Asia,Russia and some other countries  and regions. We will Strengthen the inner management and improve our products’ quality constantly.
   We will offer the best products for customers from the beginning to the end.

8.FAQ

1.Q: Your bearing type and brand usually use? 
 A:Large clearance C3 ZZ type deep ball bearing withSRB, and according to customer’s requirements. 

2.Q: How is your Payment Term? 
A: T/T or L/C. Another payment term we can also discuss. 

3.Q: Can you customize it? 
A: We support customization according to your request. 

4.Q: What’s the MOQ? 
A: 50 piece. 

5.Q: What’s the production capacity of your conveyor roller? 
1500 pcs/day.

6.Q: What’s your roller’s lifetime?
Our rollers have a long lifetime with good performance and usually
make sure 30000 to 50000 hours under the normal site and operation.

 
 

 

Types of pulleys and their advantages and disadvantages

There are several types of pulleys. Learn the basic equations of the pulley system. Then learn about the different uses for pulleys. The disadvantages of using pulleys will be covered. Knowing these, you can buy the pulley that suits your needs. Here are some of the best pulley types and their pros and cons.

Basic equations of pulley systems

A pulley system is a mechanism that allows 2 blocks of a certain mass to be connected by a taut rope. The acceleration of each block is the same in magnitude and direction. The external force acting on each block is the weight of the block (10g) and the tension in the string. The tension between the 2 blocks is the total tension and the force acting on the pulley is the weight of the 2 blocks.
This simple mechanism uses 2 simple equations to explain how the system works. First, the mass of the weight on both sides of the pulley must be the same. When the weight is forced to move, the rope tightens and the second pulley descends. The weight is also attached to the second pulley and must be the same distance as the first pulley. This will result in a speed ratio of 2 times the distance covered by the first pulley.
Second, we have to calculate the force required to lift the object. The lower mass is supported by a wire configuration passing through all pulleys, while the uppermost pulley is used to apply the force. The lower block is used to support the weight. The applied force needs to travel a distance nx to move the weight. This distance, called MA, can be written as:
Once we have gathered the necessary information, we can apply the calculations to the pulley system. We can also use the Mechanical Advantage Calculator to calculate the force on the anchor. To do this, we must apply a force to the load as well as to the pulley itself. Using this equation, we can calculate the force required by the load to lift the load.

Types of pulleys

There are 3 basic types of pulleys: movable, fixed and compound. Both types of pulleys translate the force applied to them. The ideal mechanical advantage of pulleys is two. This is because a single movable pulley only doubles the force, whereas a compound pulley doubles or triples the force. This type of pulley is often used with other types of pulleys.
Movable pulls move with the weight of the load, and the force pulling them increases on the lift side. They are often found in utility elevators and construction cranes. These systems are very simple, inexpensive and quiet to use. The force required to lift the object depends on the mechanical advantage of the system. The 2 most common types of pulleys are listed below. Let’s take a closer look at each one.
V-shaped pulleys are used in vehicles and electric motors. These pulleys require a “V” belt to function properly. Some have multiple “V” grooves to avoid slipping. They are used in heavy duty applications to reduce the risk of power slip. These pulleys also have more than 1 “V” groove. V-belt pulleys are commonly used in vehicles and electric motors.
Composite pulleys are made from more than 1 type of cable or rope wrapped around the wheel. They can be fixed or hinged and are usually made of stainless steel or bronze. Composite pulleys have multiple layers and can be a single unit or many different components. There are 3 main types of pulleys: fixed pulleys and composite pulleys. These are the most common types. Almost every type of pulley is used for some type of application.
Fixed pulleys have 1 advantage over movable pulleys: they change direction as the weight of the load increases. They are typically used in heavy construction equipment. Gun tackles, patio tackles, and stationary tackles are examples of equipment that use a pulley mechanism. These devices are very common and can be found on most modern construction sites. They provide great convenience for lifting large loads.

application

What are the applications of pulleys? Simply put, a pulley is a mechanical device that transforms a difficult task into an easier one. It consists of ropes and pulleys. It is usually used to lift objects. Usually, people wrap a rope around a pulley and pull up to lift the object. One disadvantage of using pulleys is that they require the same force as lifting the object directly.
One of the most popular applications of pulleys is lifting heavy objects. They help people pull up heavy objects and blocks. The system can also be used in seeders, lifts, grinders, etc. Other applications include raising flags, loading cargo, pulling curtains and rock or mountain climbing. Students can learn about the various uses of pulleys and the physics behind them.
Pulleys can be made of many different materials, depending on the application. Some are movable, which means they move with the object they are used to lift. This pulley system can be made of nylon, wire rope or fiber material. The best part about these systems is that they are easy to install and maintain. For a better grasp, use the guide or video tutorial to learn more about the pulley system and how it works.
Tapered pulleys are common in paper mills. They are high-quality pulleys that transmit power to connected parts. They can be dynamic or static and have different balances. Because pulley systems are highly customized, most industrial applications require systems designed specifically for specific applications. In this way, the system is safe, simple and inexpensive. The benefits of this design are endless.
The most common use of pulleys is for motor drives. They are used to minimize noise by applying force to the shaft to reduce the workload. They are also less expensive than gears and do not require lubrication. Furthermore, they can change the direction of the applied force. They are also less expensive than gears and are often used with other components. A screw is a cylindrical member with helical ribs used to connect something.

shortcoming

Although the pulley system makes it easier to move heavy objects, it still has some drawbacks. When using a pulley system, you must remember that the force required to lift the weight increases with the number of cycles. In addition, the distance between the puller and the heavy object increases, which may lead to accidents. Also, moving heavy objects can be tricky if the rope slips. Pulley systems are not very expensive and can be easily assembled. However, it does require a lot of space.
First, it is not efficient. Besides being inefficient, pulleys produce different forces at different speeds. Fixed pulleys use more force than the load, while movable pulleys move with the load. A movable pulley requires less force than a fixed pulley, but the combined system travels a long distance. Therefore, this method is not as efficient as the fixed method.
Pulleys are not only used in industrial processes. You can see them in various places in your daily life. For example, large construction cranes use pulleys to lift heavy loads. Even flagpoles, blinds, clotheslines, ziplines, motors and climbing equipment use pulleys. Still, despite their advantages, the disadvantages are not too serious.
Another disadvantage of the pulley is its wear and tear. While a pulley’s housing is theoretically infinite, its bearings and locking components typically wear out over time. To overcome this problem, a new bearing and locking assembly can be installed. No need to replace the housing and shaft, the entire assembly can be re-bonded and painted to replicate the original look. Alternatively, the pulley can be replaced with a new housing and shaft.
Using pulleys can also reduce the advantage of pulleys. On the other hand, interception and tackle is a system in which 2 pulleys are connected to each other using ropes. Unlike pulleys, pulley pulley systems can be adjusted in the direction of travel and can move heavy loads up to 4 times their force when used in hydraulic lifts.