Product Description

 

Comprehensive Photographs

 

 

Product Description

 

Item No. Doorway and Window Plastic Bearing Pulley
Dimensions OEM ODM
Material Bearing -Chrome metal, carbon steel, stainless steel
Plastic portion- POM/ Nylon6 /Nylon66 +GF/PU/Rubber
Housing element – Plastic(Nylon)/ Metal/ Zinc alloy die casting / Aluminium profile/ alu. Alloy die casting
Coloration Original/black/white/Purple/ Environmentally friendly/ Orange, or per customers’ prerequisite
Area Treatment method Zinc plated/Nickle Plated/Black treatment method/ Portray/Electrophoretic treatment method
Functions heavy-obligation,adjustable,minimal sounds,effortless set up,sliding easily,prolonged life,common,custom-made,etc.
Application Sliding window and door, Sliding accessories, furnishings equipment and many others.
Packaing Foil bag+Neutral Carton+Pallet, or for each customers’ prerequisite
MOQ one thousand pcs
Direct Time In accordance to the purchase q’ty
OEM& ODM Technical drawing or sample is required

Business Profile

 

ABOUT US
Haibite was set up in 1996 and found at HangZhou, a lovely town in China. Our firm is bearing producer&bearing distributor. Given that it was 1st recognized, Haibite was dedicated in study, improvement and manufacture of bearings. Now, Haibite has grow to be major and 1 of the first quality suppliers of all types of bearings. We could create the products made from diverse components, structures, shapes, hues and many others.
WELCOME TO THE CLUB!

one. Our rollers are in stable high quality with smooth rotation, long daily life procedure, small movement, advanced injection technology engineering and so forth.

2. The Adjustable Rollers with easy and extended long lasting procedure, increased carrying out characteristics like broader adjustment ranges, long rolling existence performance, effortless installment. It really is available in several housing selections with any wheels to fit distinct aluminnum. Our roller ensure alignment throughout the total adjustment ranges within built-in retention system.

three. The tailored hardware, like plastic parts, stamping patrs, chilly forging steel patrs are widely used in the window and doorways, furnishings, house owners, transmission program, industrial push method and so forth.

We are continually improving and striving for excellent support. We keep a very large regard for our buyers, the high quality of our products, and our level of buyer service.

FAQ

one. who are we?
We are dependent in ZheJiang , China, begin from 2017,offer to North The us(1.00%),Africa(1.00%),Western Europe(1.00%),Southern Europe(1.00%). There are overall about 51-a hundred people in our office.

two. how can we assure good quality?
Often a pre-generation sample prior to mass manufacturing
Constantly ultimate Inspection before shipment

three.what can you acquire from us?
Bearing cage,Bearing pulley,Plastic merchandise,Miniature bearing,Needle roller bearing

4. why need to you buy from us not from other suppliers?
Components pulley supply manufacturing facility,20 many years expert bearing pulley encounter

five. what solutions can we supply?
Approved Shipping Terms: FOB,CFR,CIF,EXW
Approved Payment Forex:USD,EUR,JPY,CNY
Accepted Payment Sort: T/T,L/C,D/P D/A
Language Spoken:English,Chinese,Spanish,Japanese,F

 

Our Advantages

Sliding glass doors are becoming more and much more well-known, simply because of the check out and organic lights that they offer. But there can be some problems when it comes to maintaine them, this sort of as the rollers have worn out. The key component is knowing which roller matches the unique. A lot of individuals believe that options can be identified by figuring out the doorway company separately. Really, Most rollers are generic and employed by various door companies.

As the skilled company of sliding rollers, we use different determining characteristics to determine the greatest replacement choice for your doorway. In addition to the amount of wheels your roller makes use of to support the doorway, the existence of dimples, bumps, minimize-outs and flared edges on the rollers housing will slim down alternative choices substantially. The way that the assembly installs in the doorway body is also crucial. The key dimensions to verify a replacement contain the width and top of the roller’s outer housing, as effectively as the diameter of the wheel. In addition to the diameter of the wheels, the content that they’re manufactured of, steel or nylon, is also a factor. Extended-time period, steel wheels are known to keep up greater but they can also trigger the keep track of to wear out more rapidly, specially on hefty doorways. Nylon wheels are inclined to be kinder to the monitor but may not final as lengthy as their metal counterparts.

 

Acquire Discover

one.Pls ship us an inquiry or depart us a concept, there will be a devoted employees to serve you within 1 hrs.
2.You can request us to just take true photographs of the products for you, and totally free samples would be offered.
3. Welcome to visit our factory to negotiate orders, we will do our greatest to protect the protection of your company journey.
4. Packaging can be custom-made in accordance to consumer specifications
Lastly, Please be confident to click “Get in touch with supplier” to get in touch with us, or “Get in touch with us” with any concerns that you could have.

 

Certification: ISO
Material: Stainless Steel
Application: Chemical Industry, Grain Transport, Mining Transport, Power Plant
Color: Orange
Size: 6*24.5*12mm
Feature: High Stability

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Samples:
US$ 0.5/Piece
1 Piece(Min.Order)

|
Request Sample

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Item No. Door and Window Plastic Bearing Pulley
Dimensions OEM ODM
Material Bearing -Chrome steel, carbon steel, stainless steel
Plastic part- POM/ Nylon6 /Nylon66 +GF/PU/Rubber
Housing part – Plastic(Nylon)/ Steel/ Zinc alloy die casting / Aluminium profile/ alu. Alloy die casting
Color Original/black/white/Red/ Green/ Orange, or per customers’ requirement
Surface Treatment Zinc plated/Nickle Plated/Black treatment/ Painting/Electrophoretic treatment
Features heavy-duty,adjustable,low noise,easy installation,sliding smoothly,long life,standard,customized,etc.
Application Sliding window and door, Sliding accessories, furniture accessories etc.
Packaing Foil bag+Neutral Carton+Pallet, or per customers’ requirement
MOQ 1000 pcs
Lead Time According to the order q’ty
OEM& ODM Technical drawing or sample is needed
Certification: ISO
Material: Stainless Steel
Application: Chemical Industry, Grain Transport, Mining Transport, Power Plant
Color: Orange
Size: 6*24.5*12mm
Feature: High Stability

###

Samples:
US$ 0.5/Piece
1 Piece(Min.Order)

|
Request Sample

###

Item No. Door and Window Plastic Bearing Pulley
Dimensions OEM ODM
Material Bearing -Chrome steel, carbon steel, stainless steel
Plastic part- POM/ Nylon6 /Nylon66 +GF/PU/Rubber
Housing part – Plastic(Nylon)/ Steel/ Zinc alloy die casting / Aluminium profile/ alu. Alloy die casting
Color Original/black/white/Red/ Green/ Orange, or per customers’ requirement
Surface Treatment Zinc plated/Nickle Plated/Black treatment/ Painting/Electrophoretic treatment
Features heavy-duty,adjustable,low noise,easy installation,sliding smoothly,long life,standard,customized,etc.
Application Sliding window and door, Sliding accessories, furniture accessories etc.
Packaing Foil bag+Neutral Carton+Pallet, or per customers’ requirement
MOQ 1000 pcs
Lead Time According to the order q’ty
OEM& ODM Technical drawing or sample is needed

Overview of Different Types of Pulleys

A pulley is a wheel mounted on a shaft or shaft. Its purpose is to facilitate the movement or change of direction of the cable or taut rope, and to transmit power between the cable and the shaft. Pulleys are typically used for lifting, winding or forklift applications. If you are building your own pulley system, the following design and installation considerations should be followed. This article will give you an overview of the different types of pulleys.
pulley

Pulley System Mechanics

There are many different ways to utilize the mechanism of the pulley system. The most basic pulley system consists of a fixed wheel and a support frame. Both components are connected by ropes or cables used to support the load. A pulley system is effective when the force required to lift the load is less than the weight of the object being lifted.
One way to use a pulley system is to suspend a block with a mass of 0.80 kg on a fixed pulley. Then another person can hang a bucket weighing up to 40kg. The weight of the bucket is transferred to the fixed pulley. The rope is attached to the pulley by a loop or sling. The rope will spin and pull on the barrel or block.
The pulley system is also an important tool for lifting heavy objects. Pulleys are often used in construction equipment to make lifting heavy objects easier. Gun tackles, yard tackles, and stationary tackle systems are common examples of these devices. They use the mechanical advantage of the design to guide the force that lifts the object. If you want to learn more about pulley systems, visit Vedantu. This website will provide you with a full description of the mechanism and its application.

Types of pulleys

Many different types of pulleys are used to lift heavy objects. They change the direction of the force and are an integral part of the cable system. Therefore, pulleys can move large and heavy objects more easily. However, before buying a pulley, you should have an idea of ​​the benefits it brings. Below are some of the most common uses for pulleys.
Conical Pulley: Consists of several small conical pulleys connected to each other. The larger base of one pulley is used to guide the force. Round pulleys are used in the same way as step pulleys. They are widely used in industry and can be purchased at any hardware store. Pulleys are a huge investment, and the benefits they provide far outweigh the cost.
Movable Pulls: These are similar to their names, but work by allowing objects to move with the pull. Their movable parts are attached to the object to be lifted. They are also ideal for lifting heavy loads and can be found in utility elevators and construction cranes. They are also used in many other industries. They can also be made of wood, plastic or metal. The type of pulley you use depends on its intended use.

Mechanical Advantages of Pulley Systems

A pulley system is a simple machine that reduces the effort required to lift heavy loads. This mechanical advantage is proportional to the number of loops. For example, if you have a single rope loop, you must apply equal force to lift the weight. When you add another rope loop, you can lift heavier weights just by applying the same force. Therefore, a pulley system is an excellent way to use gravity to your advantage.
Mechanical advantage is a measure of the effectiveness of a pulley system. This ratio of force to work is called the mechanical advantage. In other words, if the rope system has a large mechanical advantage, it means that it requires less force to lift heavier loads. This advantage is usually measured in kilograms and is the same for all pulley systems. In general, the greater the mechanical advantage, the less effort is required to lift the load.
The mechanical advantage of a pulley system is that a single movable pulley requires half the force to lift an object than a single fixed pulley. Assuming frictionless bearings, the MA of a single pulley system is 2, similar to the MA of a single lever. A single pulley travels twice as much as it takes to move heavy objects manually.
pulley

Considerations when designing and installing a pulley system

The capacity of the pulley depends on the type and diameter of the cable. Besides its diameter, its sheath should also support it well. The basic function of the pulley is also important. However, most people tend to ignore the pulley selection process, resulting in ineffective load-pull capabilities. To avoid such problems, different parameters must be carefully considered during design and installation.
During the design and installation of the pulley system, the ratio of the cable diameter to the largest pulley diameter must be considered. Those who work in the industrial sector will have an idea of ​​this ratio. The greater the D:d ratio, the greater the capacity of the cable to withstand the load. The best way to ensure secure design is to take the right information and use it to design a system that is both robust and secure.
When designing a pulley system, it is important to remember that the pulley needs to have enough power to operate safely. In addition to horsepower, the belt should have sufficient elongation to absorb shock loads. If the elongation of the belt is very small, it is very likely that the teeth will be sheared or broken, causing serious damage to the system. Extensive belt sag should be compensated for by offsetting the driven pulley. Finally, the frame supporting the pulley should be rigid. Otherwise, the non-rigid frame will cause center distance and tooth skipping changes.

Add more pulleys to the system

Adding more pulleys to the spool might have some effect. The friction between the rope and the pulley increases with the number of pulleys, which in practice limits the number of spools. The best solution is to combine the pulleys into one housing. If the load is small enough, adding a few pulleys probably won’t make a difference.
Using multiple pulleys allows a single load to be lifted with half the force required. The longer the rope, the greater the mechanical advantage. In fact, a spool can withstand a load of 100 N. Additionally, adding more pulleys quadrupled the mechanical advantage. In this case, a single 100 N load would require a force of 25 Newtons.
When the rope is used, it stretches as the weight of the object increases. This will make the rope longer, increasing its length and increasing the distance over which the load can be lifted. Eventually, the rope will break and the lifted object will fall. Then you will have to buy a new rope. It may seem like an expensive proposition, but it pays off in the long run.

cast iron pulley

Cast iron pulleys are the most popular choice among industrial users. They are made of solid cast iron and usually cost very little. Their rims are held in place by a mesh that extends from a central boss. They also have spokes and arms that hold them in place. These pulleys are ideal for a variety of applications including fan belts, compressors and conveyors.
V-groove drive pulleys are ideal for general purpose pulleys. It has an inner diameter of one inch and is commonly used in feeders and ventilation curtain systems. Its steel straps prevent rust and ensure it meets or exceeds industry standards. 3-1/2″ cast iron pulleys are also available. In addition to the V-groove drive pulley, there are similar pulleys for power transmission. The V-groove drive pulley is powder coated for added durability.
The cross section of the arm is elliptical, with the long axis twice as long as the short axis. The radius of the arm is equal to the diameter of the pulley. The thickness of the arm is a key factor to consider when purchasing a pulley. If you’re not sure which material you need, you can always consider wooden or steel pulleys. They are lighter and have a higher coefficient of friction than metal pulleys.
pulley

timing pulley

Plastic timing pulleys have many advantages over steel timing pulleys. On the one hand, they are lightweight and corrosion resistant, making them ideal for applications that do not require high torque and tensile strength. Another benefit is their resistance to high temperatures. Plastic timing pulleys are ideal for applications involving flammable gases, solvents or particles. They can last for many years. For more information on the different types of plastic timing pulleys.
Vertical shaft drives require flanged timing pulleys. For large span drives, at least one of these pulleys must be flanged. The flange provides a secure connection to the shaft and prevents ratcheting of the timing belt. Finally, HTD timing belt teeth prevent timing belt ratcheting. These teeth need a large enough space to be seated. However, they can also cause a backlash. These pulleys are not suitable for applications where positional accuracy is critical.
Timing belt systems are designed to avoid such problems. The drive shaft and the driven shaft are aligned with each other. The pulleys are located on different planes and are connected by pitch lines. The pitch line of the timing pulley coincides with the pitch line of the belt. These pulleys are also easier to implement and maintain. It is better to use a synchronous system because the resulting gear system emits less noise than other systems.

China 616 Customized Plastic Bearing Pulley Coated Nylon/POM with V-Grooved for Gym Home Equipment 6*24.5*12mm     pulley system	China 616 Customized Plastic Bearing Pulley Coated Nylon/POM with V-Grooved for Gym Home Equipment 6*24.5*12mm     pulley system
editor by czh 2023-01-06