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
Haibite 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?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese,Spanish,Japanese,F
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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| Aligning: | Aligning Bearing |
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| Separated: | Unseparated |
| Rows Number: | Single |
| Samples: |
US$ 0.12/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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How are sheave pulleys integrated into cable cars and ski lift systems?
Sheave pulleys play a critical role in the operation of cable cars and ski lift systems, enabling the smooth and efficient movement of cables. Here is a detailed explanation of how sheave pulleys are integrated into these systems:
In cable cars and ski lift systems, sheave pulleys are typically used to guide and support the cables that transport cabins or chairs. These pulleys are strategically positioned along the cable route and are connected to supporting structures such as towers or pylons. The integration process involves the following steps:
1. Cable Routing: The cable route is planned and designed to connect the desired endpoints, taking into account factors such as terrain, distance, elevation changes, and any necessary intermediate supports. The route is typically determined during the system’s initial design and construction phase.
2. Tower/Pylon Installation: Supporting towers or pylons are installed along the cable route at regular intervals. These structures provide the necessary height and stability to support the cable and accommodate the sheave pulleys. The towers or pylons are securely anchored to the ground or other stable foundations.
3. Sheave Pulley Mounting: Sheave pulleys are mounted on the towers or pylons at predetermined locations. The pulleys are typically affixed to specially designed brackets or frames that are securely attached to the structures. The mounting arrangement ensures proper alignment and stability of the pulleys.
4. Cable Installation: The cable is installed on the sheave pulleys, forming a continuous loop or multiple sections depending on the system design. The cable is carefully threaded through the grooves of the sheave pulleys, ensuring proper engagement and alignment. Tensioning devices may be used to achieve the desired tension in the cable.
5. Cabin or Chair Attachment: The cabins or chairs used to transport passengers are connected to the cable, typically through a combination of grip systems and hangers. The grip systems securely hold the cable, allowing the cabins or chairs to be lifted and moved along the cable route. Hangers provide suspension and stability to the cabins or chairs.
6. System Testing and Commissioning: Once the sheave pulleys, cables, and cabins or chairs are in place, the entire system undergoes rigorous testing and commissioning. This involves checking for proper alignment, tension, and functionality of the pulleys, cables, grip systems, and safety features. Load testing is performed to ensure the system can safely carry the anticipated passenger loads.
7. Ongoing Maintenance: After the system is operational, regular maintenance is essential to ensure the continued safe and reliable operation of the cable cars or ski lifts. This includes periodic inspections of the sheave pulleys, cables, and other components, as well as lubrication, cleaning, and replacement of worn or damaged parts as necessary.
It is worth noting that the integration of sheave pulleys in cable cars and ski lift systems requires careful engineering, adherence to safety standards, and compliance with local regulations. The specific design and installation processes may vary depending on the system manufacturer, type of cable transport system, and site-specific requirements.
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
2024-05-14
