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China high quality Carton Steel Drive&Pulley with Rubber Lagging Cover for Mining Belt Conveyor, Cement Industry chain pulley

Product Description

Description Fabrication Services flat belt idler pulley for belt conveyor
Application Used in electric power, metallurgy,mine,coal, cement,steel,chemical, port, hydroelectric power and grain industries
Pipe/Tube/Shell 1)Material:Q235 Steel
2)Diameter:219mm-3000mm
3)Length:500mm-5000mm,depends on the belt width of the conveyor
Shaft/Axis Material:#45 Steel
Bearing Big roving crack, deep groove ball with double sealing
Welding Pipe and bearing housing with automatic welding
Surface Smooth steel color surface,  rubber lagging surface
Color Red,green,blue or as require
Service life More than 30,000 hours
Standard GB,ISO,DIN,CEMA,JIS

Product Parameters

Our Pulley Features:

 

Conveyor Pulley  Test  
1. All butt welds shall be full Penetration
2. All welds to be full seal welds to prevent rust
3. Shell seam welds are submerged arc (SAW)
4. Includes stress relieving of shell prior to machining
5. Ultrasonic testing of all shafts
6. Drillings for Temperature probe / vibration analysis device
7. Remove all butts and sharp edges
Conveyor Pulley Shaft Selection  
The major cause of conveyor pulley failure is excessive shaft deflection. The Conveyor Pulleys – ZheJiang HSCD Engineering department can perform Stress Analysis and Finite Element Analysis to maximize your conveyor pulley performance. 
 
Conveyor Pulley Shell Material  
Q345B Carbon Steel
GR350 Carbon Steel
ANSI 4140 Alloy Steel
ASTM A514B Stainless Steel
Bearing House   SKF/NSK/FAG/INA/HRB/LYC, as customer request. 
Conveyor Pulley Lagging  
Plain rubber lagging, Herringbone and CZPT grooves are all available 
. Hot Vulcanised Durometer 
. Hardness 50-55-65 Shore A, M Grade
. Oil Resistant, Heat Resistant FRAS
Comprising  
•Drive pulley, Head pulley and Tail Pulleys
•Take-Up Pulleys,
•Snub pulley & Bend Pulleys
•Self Cleaning Spiral CZPT pulley & Drum Pulleys
Significant advantages  
• The thick pulley shell absorbs more stress.
• The large CZPT angle provides superior belt tracking capabilities.
• True concentric machining provides:
• maximum contact with the belt,
• consistent belt content discharge,
• less deflection of shaft,
• less stress on the bearings
Available
Conveyor Pulley Designs
 
•Liveshaft or Deadshaft types.
•Flat or crowned shell.
•Taconite, labyrinth or speciality seals.
•Oil or grease lubricated.
•Self centering or low pressure lock element designs.

 
In addition to the structural drum pulley advantages, we provide additional services with every conveyor pulley order:
•     Engineering capabilities.(We can engineer and custom build pulleys to your requirements utilizing software tools such as Finite Element Analysis).
•     In- house manufactured hubs and shafts.
•     This ensures consistency and compatibility of components of the pulley.
•     Reinforced Mine Duty pulleys are available.
•     In- house assembly of complete pulley unit including: bushing, shaft, bearings and gear box.
•     Dynamic or Static balancing CZPT request.
 
Besides we can manufacture the conveyor drum pulley according to the buyers’ requirements
 
What kinds of Conveyor Pulleys we can manufacture:
·Conveyor head pulley, Conveyor drive pulley, Conveyor bend pulley, Conveyor Tail Pulley
·Conveyor tension pulley, Conveyor snub Pulley, Conveyor CZPT Pulley, Conveyor take up Pulley and so on

Detailed Photos

 

 

 

Certifications

 

Packaging & Shipping

 

 

Company Profile

HangZhou CZPT Conveying Machinery Co., Ltd. established in 2005,.Our factory is located in Xihu (West Lake) Dis. industrial zone, HangZhou city,ZheJiang province, China.

Our company is a professional manufacturer of Roller,Idler,Roller Bracket,Pulley, belt conveyor and parts. We can produce Chinese standard TD75 type and DT II type roller, also can produce idlers roller according to international standard, such as JIS(Japanese),DIN(Germany),AS(Australian ),CEMA(America),SANS-SABS(South African),GOST(Russia),AFNOR(France) etc.

Our factory have the international advanced automatic conveyor idlers roller production line, have advanced electrostatic powder coating production line, and a full range conveyor idlers roller testing equipment, annual production capacity 100,000 pcs conveyor idler roller.Our idlers roller have small runout, low revolving resistance, dust proof, water proof, low noise, revolving well, energy saving, long service over 50,000 hour.
3.)we have 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.
YILUN production technology level and product quality has gained recognition of the customers at home and abroad, the products are widely used in coal, mining, ports, construction, steel mills, electric power plant and other fields, and exported to Middle East, Russia, South Africa, South America,Australia,Europe, Indonesia and so on, more than 50 countries and regions.
We insist on the quality policy of “Quality is the most important, Reputation is is the most important, Satisfaction is our pursuit, Improvement is our goal”, and guarantee to supply the best products for our customer.

Yilun ROLLER means the highest quality steel roller to assist our customers in helping make their plant/mine/facility to become more efficient, safe and productive.

Yilun is 1 of the most famous conveyor roller manufacturers in China.We have 20 years of experience in production.We have  the professional QC department to keep the good quality before the  goods sent out. 

Customer photoes

contact :lora
 

Material: Carbon Steel
Surface Treatment: Rubber Lagging
Motor Type: Without Motor
Installation: with Reducer
Transport Package: Iron Pallet
Specification: 320*600
Customization:
Available

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Customized Request

pulley

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!

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 high quality Carton Steel Drive&Pulley with Rubber Lagging Cover for Mining Belt Conveyor, Cement Industry   chain pulleyChina high quality Carton Steel Drive&Pulley with Rubber Lagging Cover for Mining Belt Conveyor, Cement Industry   chain pulley
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