Product Description

Founded at the end of the 1970s, ZheJiang Shunding Precision Machinery is a textile machinery enterprise specialized in production, research and development, and marketing in ZheJiang and covering its main business in parts for all kinds of looms. It absorbs outstanding technological and management experience from the same industry in ZheJiang and Japan and is committed to providing every customer with the best service.
Its subsidiaries in mainland China including Xihu (West Lake) Dis.ang Shunfang Textile Machinery Co., Ltd., Shunding Textile Machinery Parts Operation Department, and Heding Textile Machinery Operation Department were founded in Shengze Town, HangZhou City, the city of silk between 2003 and 2009.
Pump spring for looms is 1 of the company’s featured products. Due to its superior quality, outstanding cost performance, and intense research and development strength, it has been sold to various industrial countries worldwide and wins trust and confirmation from customers at home and abroad. It has also come out on top in the market share of the professional field.

Our Good Before & After sale Service:                                                            1.Good Quality :we cooperated with many stable factories,  which can guarantee the good quality.

2.Competitive price: factory direct supplier with best price.

3.Quality guarantee, 100% pretest for each item. we can return the value of the problem goods,     if it is our quality factor.

4.Within 3–5 days can send out to customer checking.

5. 24 hours online and cellphone service making sure prompt response..

 

Q:What’s your main line?
A: different kinds of Textile Machinery Spare Parts, mainly are textile machine parts, Weaving machine parts

Q: Do you accept OEM/ODM Service?
A: Yes, your drawing and sample is very welcome to develop and tooling.

Q:Do you accept LCL/mixed shipment?
A: Yes, we help customers to arrange LCL shipment in order to give them
more supports.

Q:What’s your MOQ and its policy ?
A: Our MOQ is 1pc to 100pcs based on different sort of items.

Q:Can you provide free samples?
A: Yes, all the low cost items samples are available and the freight will be on your account.
Customized samples will be discussed specifically with sales.

Q:What’s your delivery time?
A: Most items within 10 working days; Hot-sell items within 3 – 5 working days; Costomized and Special items depens on different situation.

Q:What about payment terms?
A: T/T; Paypal; Western Union;Ali-assurance pay.

Q:What’s your guaranty?
A: any quality problems found when goods received and tested, we accept return payment or re-send new good condition goods.Long term on-line service.

Q:How about your after-sale service?
A: Yes, we  take after-sale service as our very important issue in our business.
1) If any items delivered with damage or shortage,please kindly show us the photo and numbers for our efficient solution.
Any problem caused by our side would be handled at your satisfaction.
2) Any further video or photo guidance will be done whenever your customer meet assemble difficulty.
3) We are prepared to listen to your feedback and back to you with best solution,under any circumstance.

Packing and Delivery:                                                                          

1.Carton package suitable for air and sea shipment.

2.Delivery normally is 1 week.

  

 

WE WILL KEEP YOU INFORMED OF OUR NEWEST PRODUCTS & WELCOME TO CONTACT US AT ANY TIME!

 

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.