Product Description
Detailed Photos
Product Description
| 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 |
Company Profile
ABOUT US
CHINAMFG was set up in 1996 and located at HangZhou, a beautiful city in China. Our company is bearing manufacturer&bearing distributor. Since it was first established, CHINAMFG was dedicated in research, development and manufacture of bearings. Now, CHINAMFG has become main and 1 of the first grade suppliers of all kinds of bearings. We could develop the products constructed from different materials, structures, shapes, colors etc.
WELCOME TO THE CLUB!
1. Our rollers are in stable quality with smooth rotation, long life operation, small movement, advanced injection technology engineering etc.
2. The Adjustable Rollers with smooth and long lasting operation, higher performing features like wider adjustment ranges, long rolling life performance, easy installment. It’s available in multiple housing choices with any wheels to fit different aluminnum. Our roller ensure alignment across the full adjustment ranges within built-in retention system.
3. The customized hardware, like plastic parts, stamping patrs, cold forging steel patrs are widely applied in the window and doors, furniture, householders, transmission system, industrial drive system etc.
We are constantly improving and striving for excellent service. We hold a very high regard for our customers, the quality of our products, and our level of customer service.
FAQ
1. who are we?
We are based in ZheJiang , China, start from 2017,sell to North America(1.00%),Africa(1.00%),Western Europe(1.00%),Southern Europe(1.00%). 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?
Bearing cage,Bearing pulley,Plastic products,Miniature bearing,Needle roller bearing
4. why should you buy from us not from other suppliers?
Hardware pulley source factory,20 years professional bearing pulley experience
5. what services can we provide?
Delivery Terms: EXW, FOB, CFR, CIF, DDP;
Accepted Payment Currency: CNY, USD, EUR, JPY;
Accepted Payment Type: T/T, L/C At Sight.
Language Spoken:Chinese, English.
Our Advantages
Sliding glass doors are becoming more and more popular, because of the view and natural lighting that they provide. But there can be some difficulty when it comes to maintaine them, such as the rollers have worn out. The key part is knowing which roller matches the original. Many people believe that alternatives can be found by identifying the door manufacturer individually. Actually, Most rollers are generic and used by various door manufacturers.
As the professional manufacturer of sliding rollers, we use various identifying characteristics to determine the best replacement option for your door. In addition to the number of wheels your roller uses to support the door, the presence of dimples, bumps, cut-outs and flared edges on the rollers housing will narrow down replacement options substantially. The way that the assembly installs in the door frame is also vital. The key dimensions to confirm a replacement include the width and height of the roller’s outer housing, as well as the diameter of the wheel. In addition to the diameter of the wheels, the material that they’re made of, steel or nylon, is also a factor. Long-term, metal wheels are known to hold up better but they can also cause the track to wear out faster, especially on heavy doors. Nylon wheels tend to be kinder to the track but may not last as long as their steel counterparts.
Purchase Notice
1.Pls send us an inquiry or leave us a message, there will be a dedicated staff to serve you within 1 hours.
2.You can ask us to take actual photos of the products for you, and free samples would be provided.
3. Welcome to visit our factory to negotiate orders, we will do our best to protect the safety of your business journey.
4. Packaging can be customized according to customer requirements
Finally, Please be sure to click “Contact supplier” to contact us, or “Call us” with any questions that you may have.
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| Contact Angle: | 45° |
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| Aligning: | Aligning Bearing |
| Separated: | Unseparated |
| Samples: |
US$ 0.5/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can sheave pulleys be part of industrial manufacturing and assembly lines?
Yes, sheave pulleys can indeed be part of industrial manufacturing and assembly lines, playing a crucial role in the movement and control of materials, products, and components. Here is a detailed explanation of how sheave pulleys are incorporated into these lines:
In industrial manufacturing and assembly lines, sheave pulleys are commonly used in conveyor systems to facilitate the smooth and efficient transfer of materials or products from one point to another. These pulleys are integrated into the line through the following steps:
1. Conveyor Design and Layout: The conveyor system is designed and laid out based on the specific requirements of the manufacturing or assembly process. Factors such as the type of materials or products being transported, the desired flow rate, and the layout of the production facility are taken into consideration.
2. Belt or Chain Selection: The appropriate belt or chain is selected based on the characteristics of the materials or products being conveyed. The belt or chain is chosen to have suitable properties such as strength, flexibility, and resistance to wear or chemical exposure, ensuring it can withstand the demands of the application.
3. Pulley Configuration: Sheave pulleys are configured and positioned along the conveyor line to guide and support the belt or chain. The pulleys are typically mounted on sturdy frames or brackets that are securely attached to the structure of the manufacturing or assembly line.
4. Pulley Sizing and Alignment: The size and alignment of the sheave pulleys are determined based on factors such as the belt or chain width, the load to be carried, and the desired speed of operation. Proper pulley sizing and alignment ensure optimal performance, minimize belt or chain slippage, and prevent premature wear.
5. Belt or Chain Installation: The belt or chain is installed on the sheave pulleys, forming a continuous loop. The belt or chain is carefully threaded through the grooves of the pulleys, ensuring proper engagement and alignment. Tensioning devices may be used to achieve the desired tension in the belt or chain.
6. Drive Mechanism: An appropriate drive mechanism, such as an electric motor or a mechanical drive system, is connected to one of the sheave pulleys. The drive mechanism provides the power necessary to move the belt or chain and convey the materials or products along the manufacturing or assembly line.
7. System Integration and Control: The sheave pulleys, belt or chain, and drive mechanism are integrated into the overall control system of the manufacturing or assembly line. This allows for centralized control, monitoring, and coordination of the conveyor system with other line components, such as robotic arms, workstations, or automated machinery.
8. Maintenance and Upkeep: Regular maintenance is essential to ensure the continued efficient and safe operation of the conveyor system. This includes inspections of the sheave pulleys, belt or chain, and other components, as well as cleaning, lubrication, and replacement of worn or damaged parts as necessary.
Sheave pulleys in industrial manufacturing and assembly lines contribute to the automation, efficiency, and productivity of the processes. They enable the smooth movement of materials or products, reduce manual handling, and facilitate the synchronization of various line components, ultimately optimizing production or assembly operations.
How does the size and design of a sheave pulley impact its performance?
The size and design of a sheave pulley have a significant impact on its performance in various applications. Here is a detailed explanation of how the size and design of a sheave pulley affect its performance:
1. Mechanical Advantage: The size of a sheave pulley directly affects the mechanical advantage it provides. A larger diameter sheave pulley offers a greater mechanical advantage, allowing for higher torque or force amplification. This is particularly important in applications where heavy loads need to be lifted or moved. Conversely, a smaller diameter sheave pulley provides a lower mechanical advantage but allows for higher rotational speed. The selection of the appropriate sheave pulley size is crucial to achieving the desired balance between torque and speed in the system.
2. Speed and Torque Ratio: The size ratio between the driving and driven sheave pulleys determines the speed and torque ratio in belt and chain drive systems. By varying the diameter of the sheave pulleys, the rotational speed of the driven component can be adjusted relative to the driving component. A larger driven sheave pulley compared to the driving sheave pulley results in higher torque but lower speed, while a smaller driven sheave pulley leads to higher speed but lower torque. The proper sizing and design of the sheave pulleys are critical in achieving the desired speed and torque characteristics of the system.
3. Belt or Chain Compatibility: The design of a sheave pulley should be compatible with the type and size of the belt or chain being used. The grooves and profile of the sheave pulley should match the corresponding belt or chain, ensuring proper engagement and minimizing slippage. A well-designed sheave pulley provides sufficient grip on the belt or chain, maximizing power transmission efficiency and preventing premature wear or failure of the system.
4. Material Selection: The design of a sheave pulley also includes the choice of materials. The material selection depends on factors such as the load-bearing capacity, environmental conditions, and desired friction characteristics. Common materials for sheave pulleys include steel, cast iron, aluminum, and various polymers. The material should possess the necessary strength, durability, and resistance to wear, corrosion, or temperature variations, ensuring reliable performance and longevity of the sheave pulley.
5. Groove Configuration: The design of the grooves in a sheave pulley is crucial for proper cable or belt tracking. The groove configuration should match the shape and size of the cable or belt to ensure effective engagement and prevent slipping or misalignment. Different groove profiles, such as V-shaped, U-shaped, or flat, are used depending on the application requirements. The correct groove design promotes efficient power transmission, reduces wear on the cables or belts, and minimizes noise and vibration.
6. Bearing and Lubrication: The design of a sheave pulley should consider the bearing arrangement and lubrication requirements. Proper bearing selection and lubrication ensure smooth rotation and reduce frictional losses. The design should allow for easy access to the bearing for maintenance and replacement. Additionally, provisions for lubrication, such as grease fittings or oiling points, should be incorporated to ensure optimal performance and longevity of the sheave pulley.
7. Load Capacity: The size and design of a sheave pulley determine its load-bearing capacity. A well-designed sheave pulley can handle the anticipated loads without deformation or failure. The material strength, groove profile, and overall structural integrity of the sheave pulley should be carefully considered to ensure safe and reliable operation under the expected loads.
Overall, the size and design of a sheave pulley directly impact its performance. Factors such as mechanical advantage, speed and torque ratio, belt or chain compatibility, material selection, groove configuration, bearing and lubrication requirements, and load capacity must be carefully considered in the design process to achieve optimal performance, efficiency, and reliability in various applications.
What role do sheave pulleys play in gym and fitness equipment?
Sheave pulleys play a significant role in gym and fitness equipment, contributing to the functionality and effectiveness of various exercise machines. Here is a detailed explanation of the role sheave pulleys play in gym and fitness equipment:
1. Cable-based Resistance Systems: Many gym and fitness machines utilize cable-based resistance systems, such as cable crossover machines, functional trainers, and lat pulldown machines. Sheave pulleys are essential components of these systems as they guide the cables and provide the necessary mechanical advantage for resistance training. By incorporating sheave pulleys, these machines allow users to perform a wide range of exercises targeting different muscle groups with adjustable resistance levels.
2. Adjustability and Versatility: Sheave pulleys offer adjustability and versatility in gym and fitness equipment. The positioning of the sheave pulleys can be adjusted to change the exercise angle and range of motion, accommodating users of different heights and body sizes. This adjustability allows for targeting specific muscles and varying the intensity of workouts. Additionally, sheave pulleys enable the attachment of various handles, bars, or straps, allowing users to perform different exercises and variations on a single machine.
3. Smooth and Controlled Movement: Sheave pulleys contribute to providing smooth and controlled movement in gym and fitness equipment. The grooves in the sheave pulleys guide the cables, reducing friction and ensuring consistent resistance throughout the exercise motion. This smooth movement enhances the user experience by minimizing jerky or uneven resistance, allowing for fluid and controlled movements during exercises.
4. Isolation and Functional Training: Sheave pulleys enable both isolation and functional training in gym equipment. In isolation exercises, sheave pulleys allow users to target specific muscle groups by providing a focused range of motion. This is beneficial for muscle isolation and development. On the other hand, in functional training exercises, sheave pulleys facilitate multi-joint movements and mimic real-life activities by providing adjustable resistance and freedom of movement. This combination of isolation and functional training capabilities makes gym equipment with sheave pulleys versatile and suitable for a wide range of exercise routines.
5. Compact Design: Sheave pulleys contribute to the compact design of gym and fitness equipment. By utilizing sheave pulleys, machines can incorporate cable-based resistance systems without requiring excessive space. The compact design allows for efficient use of floor space in gyms and fitness centers, making it possible to include a variety of exercise machines within a limited area.
6. Progressive Overload: Sheave pulleys play a role in progressive overload, a fundamental principle of strength training. Progressive overload involves gradually increasing the resistance or load placed on the muscles to stimulate growth and strength gains. Sheave pulleys allow users to easily adjust the resistance by changing the weight stack or pin position, enabling progressive overload and making it easier to track and measure progress over time.
Overall, sheave pulleys are integral components of gym and fitness equipment, providing cable-based resistance systems, adjustability, smooth and controlled movement, isolation and functional training capabilities, compact design, and support for progressive overload. These features enhance the versatility, effectiveness, and user experience of gym and fitness equipment, allowing individuals to perform a wide range of exercises and achieve their fitness goals.
editor by CX
2024-01-02