Product Description
Product Description
The drum directly was made by large seamless steel:
We precisely cut the tube by using the flame cutting machine, and weld the inner pulley disc by using the professional pulley welding machine, and weld the pulley sleeve and disc by using the positioner. We use the large drum lathe process the outside circle, so that it ensures the pulley has the uniform thickness and small pulsation. We choose 45# round steel and sleeve and process the whole shaft so that it ensures shaft concentricity and reduction for the eccentric shaft force. It make sure the pulley move more stable, high quality bearing which is hot charging and bearing block are equipped inner bearing enlargement device, so the bearing can be easily pushed to the bearing position and it avoids the bearing damage from the beating. We need make the eliminating inner stress treatments when the pulley’s withstand forces exceed 80KN and we will make the static balance inspection when the belt speed exceeds 2.5m/s.
Producing different standards pulley: production scope diameter: 114mm-2400mm, length: 260mm-3400mm
We can produce different type, different quality, different standard pulley according to the customers requests.
Detailed Photos
| 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 |
Packaging & Shipping
Company Profile
HangZhou CZPT Conveying Machinery Co, Limited was found in May, 2005. It registered capital is 11.68 million CNY. It is a private enterprise of stock holding system. It is located in economic and technological development zone of Xihu (West Lake) Dis. town. We can produce CZPT Brand TD75, DT II, DT IIA fixed belt conveyor, mobile lifting belt conveyor, enviromental protection belt conveyor, sluge belt conveyor, mine belt conveyor, farming belt conveyor, farming belt conveyor, workshop line, large dip angle belt conveyor, roller conveyor, roller and pulley. We have special belt conveyor designer team. We have been granted industrial production licenses, Quality certification, trademark with reputation. It is improved CZPT brand. We supply our products to home and abroad machinery factories. Also supply best price to our dealers’ and trading company. And we have independent export authority. According to different requirements of domestic and foreign customers’ drawings, we can produce German DIN standard , Australian AS standard, Japanese JIS standard, American CEMA standard, South African SANS-SABS standard, Russian Gost standard, French AFNOR standard, etc. Products are exports to the Middle East, Africa, America, Australia, Europe, Southest Asia, Russia and other countries and regions.
There are large-scale lathe, CNC machine, double pressing machine, double welding machine, double boring machine, milling machine, professional equipments machines. We can produce 50 meters belt conveyor, 20 pieces drum, 500 sets bracket, we can produce 2000 pieces roller per day and 700 thousand rollers per year. We choose SRB brand bearing and special tube , cold-drawing shaft and special housing and labyrinth seals. The professional inspectors use testing equipment to examine the roller of the effects for waterproof, preventing static electricity sideway, moving up and down, revolving resistance and falling test. The examine result is that the qualified rate of the rollers is over 98%. The noise of the rollers is very low and its running is very nimble. The life of the rollers is over 30000 hours, and the products are praised by our customers. Our roller are widely used in coal mine, mines, ports, steel plants, fertilizer plants, animal feed factory, cement big small and medium enterprises.
Our company pursues that credit is as aim and quality is the most important. We requests to live and develop with quality and credit. Strength the inner management and improve the quality of the products constantly. Offer the best products for customers from the beginning to the end. At the same time, provide the best service for customers.
Our Advantages
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 Our workshop
Advantage:
The life time: More than 30000 hours
Samples for testing are available.
The more relaxed payment terms
Detailed conveyor roller idler feature:
1. Roller idlers Dia 50mm-219mm, length 190-3400mm, which are used in the steel industry, harbor, coal industry, power industry, cement industry, etc
2. Tube: Q235
3. Shaft: 45# STEEL
5. Bearing: Single & Double Row Deep Groove Ball Bearing 2RZ&2Z with C3 clearance.
6. Seals: Grease retaining inner seal with Multi-stage Labyrinth and Retention Cap with Outboard Rubbing Flinger Seal.
7. Lubrication: Grease is Lithium soap type grease with Rust Inhibitors.
8. Welding: Mixed gas shielded arc welding end
9. Painting: Ordinary painting, hot galvanized painting, electric static spraying painting, baked painting
Besides we can manufacture the rollers and idlers according to the buyers’ requirements
Certifications
FAQ
1. who are we?
We are based in ZheJiang , China, start from 2005,sell to Mid East(64.00%),Eastern Asia(16.00%),South America(7.00%),Southeast Asia(7.00%),Africa(6.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Belt Conveyor,Conveyor Spare Parts,Conveyor Pulley,roller brackets,belts
4. why should you buy from us not from other suppliers?
We have a professional team with rich experience in conveyor industry at CZPT Our team will provide first-class service to you.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,FCA,Express Delivery;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,Credit Card,PayPal,Western Union,Cash;
Language Spoken:English,Chinese,Russian
What Is a Pulley?
The pulley is a wheel mounted on a shaft or axle. Its purpose is to support the movement of a cable that is taut. This cable transfers power to a shaft. However, there are certain safety precautions that you should follow when using a pulley. Read on to learn more! Listed below are common uses and their main parts. Listed below are some of the benefits of using a pulley.
Common uses of a pulley
A pulley is a common mechanical device used to increase the force needed to lift a heavy object. Most commonly, these devices are used in construction equipment. These machines use high-10sion ropes to transfer heavy objects from 1 floor to another. Other common uses of a pulley include buckets and flagpoles. These devices are extremely useful in a wide range of applications. To learn more about the common uses of pulleys, keep reading.
A pulley is a wheel with grooves for holding rope. Its purpose is to change the direction and point at which a pulling force acts. It is usually used in sets to reduce the amount of force needed to lift a load, but the work involved is similar. Pulleys are also used in rock climbing devices. For many applications, a pulley is a vital part of construction.
The most common use of a pulley involves hoisting and lowering a flag. Other examples include clotheslines, bird feeders, and escalators. Pulleys are also commonly used on oil derricks. Many other common applications include hoisting and lowering garage doors. Pulley systems are also used in engines and cranes. For more information, check out our interactive pulley diagram!
Pulleys can also be used to lower total work required for a task. In many cases, a pulley will consist of 2 parts: the pulley hub and the shaft pulley. The hub clamps the shaft pulley, while the pulley itself is connected to the motor or other device. If you’re looking for a pulley, it’s important to learn how it works.
The most common uses for a pulley involve lifting heavy objects, and the mechanism used to lift them is known as a pulley. A pulley is an industrial device that uses 2 wheels to reduce the force needed to lift a weight. The pulley reduces this force by half by allowing the user to pull on the rope 4 times as far. The pulley also allows for a smaller lifting distance.
Main parts of a pulley
A pulley consists of the main element of a system. This is typically a cable, rope, belt, or chain. There are 2 basic types of pulleys – a Driver Pulley and a Follower Pulley. Pulleys are available in small and large sizes. The periphery part of the pulley is called the Face, and the protruding middle part is called the Crown. A pulley’s face can be round, rectangular, or even “V” shaped.
The first pulley was created by the Greek mathematician Archimedes in the third century BCE. These simple machines are made of a rope, an axle, and a wheel. The pulley’s end is attached to a person, object, or motor. These machines can be used in various tasks to lift heavy objects. The pulley is a great mechanical advantage for any lifter.
The ideal mechanical advantage of a pulley is defined by the number of rope segments that pull an object. The higher the number of loops on the rope, the higher the mechanical advantage. The greater the mechanical advantage, the less force is required to move the object. Likewise, the greater the distance the rope traverses, the higher the mechanical advantage of a pulley. There are several different types of pulley, depending on their combination of rope, wheel, and rope.
The basic components of a pulley are the face and hub, and the rope is threaded into the center of the pulley. The pulley is usually made of a rope and can be used to lift heavy weights. It can also be used to apply great force in any direction. Step pulleys have multiple faces, which are fixed in sequence. They can also increase the speed of the driven pulley.
A pulley is a simple machine consisting of a wheel, rope, or chain. These parts are crucial for making moving and lifting easier. Because they change the direction and magnitude of force, they can be a useful tool. Some pulleys even change direction. You can learn more about the pulley by downloading this resource today. The resources are designed to support the new 9-1 GCSEs in Design & Technology and Engineering.
Mechanical advantage
Pulleys have been used to move heavy objects for centuries. When 2 rope sections are used, the weight of a 100kg mass can be moved with only 500 newtons of force. Adding an extra pulley increases the mechanical advantage. If the pulley has 2 wheels, the distance between the rope sections and the wheel grooves is only half the distance, but the mechanical advantage still applies. Adding another pulley increases the mechanical advantage, but can be risky.
Mechanical advantage is the ratio of force used versus force applied. The calculations are made under the assumption that the ropes and weights do not elongate or lose energy due to friction. If the weights are very light, the mechanical advantage is greater than that in the real world. To calculate the mechanical advantage, the weight of the load to be lifted must be the same as the weight of the person using the pulley.
A single moveable pulley has a mechanical advantage of two. The weight passes around the pulley, and 1 end of the rope is attached to a fixed point. The pulling force is then applied to the other end of the rope. The distance the weight travels doubles, or halved, depending on the direction of the pulley. Adding a second pulley reduces the distance and the effort required to lift it.
There are several ways to calculate the mechanical advantage of a pulley system. Some methods are specific to certain types of systems, while others work for all systems. The T-Method is a good choice in many applications, as it calculates the units of tension for each rope segment. Once you have determined the input force, you need to determine the maximum force that will be applied to each component. A compound pulley, for example, will require 4 units of tension for each rope segment.
In simple terms, the effort is the amount of force needed to lift the load. This force is measured in newtons (N). A mechanical advantage is often presented without units. If the student does not have this unit, you may need to convert the units to newtons, since 1 kilogram is equal to 10 newtons. If you can’t figure out the units of effort, you can use the KWL chart provided by the teacher.
Safety precautions
There are a few safety precautions you should take when using a pulley. First, always check the SWL (safe working load) before attaching anything to the pulley. This indicates the maximum weight and angle the pulley can safely handle. Second, make sure that your work area is free from people and debris. Third, wear a hard hat to protect your head from blows and falling objects.
Another important consideration is anchoring. Although the pulley reduces the weight of an object, it is not enough to eliminate the weight. This is especially true if you are hoisting a heavy object, such as a motorcycle or lawnmower. It is important to ensure that the anchoring point can support the entire weight of the load. It is also important to follow proper anchoring procedures when using a pulley to lift a motorcycle or lawnmower.
In addition to the safety latch, you should use a tag line to control the suspended load. Remember that a chain pulley block is necessary for vertical lifting. You should also wear personal protective equipment (PPE) while using a pulley to avoid injuries. If your workplace does not have an PPE policy, you should consider implementing a similar policy. These safety guidelines are a good start.
If you are using a pulley to lift heavy objects, make sure to wear gloves. Those who are not familiar with rope-pulling will have an easier time demonstrating how it works. If you are using a rope-pulley system in a classroom, be sure to follow lab safety guidelines. Wear cloth gloves, clear the area, and do not jerk the rope. In addition, never allow yourself to be pulled into the rope by an unfamiliar person.
Another important safety precaution when using a pulley is to ensure that the anchor point for your system is adequate to support the weight of the object being lifted. Check with the manufacturer of the pulley to find out what its weight limit is, as some types of pulleys are designed to lift much heavier weights than others. It is important to follow all manufacturer’s instructions when using a pulley.
