China Best Sales High Precision Combined Track Bearing Self Aligning Roller Bearing for Gear Box with Hot selling

Product Description

High Precision Combined Track Bearing Self Aligning Roller Bearing for Gear Box

Product Description

Self Aligning Ball Bearings

Self aligning ball bearings have 2 rows of balls, a common sphered raceway in the outer ring and 2 deep uninterrupted raceway grooves in the inner ring. Self aligning ball bearings are insensitive to angular misalignment of the shaft relative to the housing, which can be caused, for example, by shaft deflection or housing deformations. Self aligning ball bearings are suitable for applications where the shaft relative to the housing bore is prone to angular misalignments. Under normal loads, depending on the dimensional series, the maximum permissible angular misalignment is approximately 2° to 4°. These bearings are available in open and sealed versions and inner rings with a cylindrical or tapered bore.

Product Parameters

Bearing NO. Principal dimensions Speed ratings(r/min) Basic load ratings
d D B / C / T Grease Oil (kN) (kN)
Dynamic Static
1203 17 40 12 16000 20000 7.9 2.02
1203K 17 40 12 16000 20000 7.9 2.02
1204 20 47 14 14000 17000 9.95 2.65
1204K 20 47 14 14000 17000 9.95 2.65
1205 25 52 15 12000 14000 12 3.3
1205K 25 52 15 12000 14000 12 3.3
1206 30 62 16 10000 12000 15.8 4.7
1206K 30 62 16 10000 12000 15.8 4.7
1207 35 72 17 8500 10000 15.8 5.08
1207K 35 72 17 8500 10000 15.8 5.08
1208 40 80 18 7500 9000 19.2 6.4
1208K 40 80 18 7500 9000 19.2 6.4
1209 45 85 19 7100 8500 21.8 7.32
1209K 45 85 19 7100 8500 21.8 7.32
1210 50 90 20 6300 8000 22.8 8.08
1210K 50 90 20 6300 8000 22.8 8.08
1211 55 100 21 6000 7100 26.8 10
1211K 55 100 21 6000 7100 26.8 10
1212 60 110 22 5300 6300 30.2 11.5
1212K 60 110 22 5300 6300 30.2 11.5
1213 65 120 23 4800 6000 31 12.5
1213K 65 120 23 4800 6000 31 12.5
1214 70 125 24 4800 5600 34.5 13.5
1214K 70 125 24 4800 5600 34.5 13.5
1215 75 130 25 4300 5300 38.8 15.2
1215K 75 130 25 4300 5300 38.8 15.2
1216 80 140 26 4000 5000 39.5 16.8
1216K 80 140 26 4000 5000 39.5 16.8
1217 85 150 28 3800 4500 48.8 20.5
1217K 85 150 28 3800 4500 48.8 20.5

Detailed Photos

Company Profile

HangZhou HONGSHI MACHINERY AND ELECTRICAL EQUIPMENT CO.,LTD. (formerly HangZhou Hengmai Bearing Co., Ltd.) was established in 2007, and HMMH is our own brand.
HMMH mainly produces spherical roller bearings, pillow block ball bearing, deep groove ball bearings and cylindrical roller bearings. Spherical roller bearing products range from 20mm to 1M, with the main production of crusher bearings 22300 series. Low noise deep groove ball bearings, product accuracy can reach ZV2, ZV3, ZV4, mainly produces motor bearings 6200, 6300 series. pillow block ball bearing, mainly producing UCP, UCF, UCFL, UCFC, UCT series, the products are mainly used in agricultural machine and peeling machine. We also use the bainite quenching process to ensure the hardness of the bearing, using good testing equipment, such as roundness meter, profiler, roughness meter, universal measuring instrument, spectrometer, metallographic microscope to control each detail quality monitoring.

To ensure product quality, we have established a strict quality control system and an experienced team of engineers and after-sales service. From forgings to final products  we have a strict quality control system.

Your needs are our production motivation, and your satisfaction is our goal. We are willing to serve our customers with the goal of “Quality First, Service First, Credit First”.

FAQ

1.A:How can I do customized design?
   Q:We are request for the drawing with the measurement, material and other speicifcation as details as you can, and for the customized products, our MOQ is 10 pcs per design

2.Q: How can I get a sample?
   A: If you only need 1or 2 samples for small size inner weight below 2kgs, we can supply free samples and we have stocks, you can just pay the shipping cost .if you need several design samples, then you should paid the cost with shipping.

3.Q: What package do you usually use?
   A: Usually we use single box or tape. Also according to customer’s special requirement.

4.Q:How long do you need for production? Or what’s your production lead time?
   A:Usually could be sent our in 2-3 days if in stock for samples. Customized item usually need 14-30 days to produce.

5.Q:How long will you guarantee your quality?
   A:We supply test report and quality control photos from materials to finished goods during production.
 
6.Q:How to do after sale service?
   A:Good after-sale service is our promise. Before placing orders, our professional engineer will discuss all technical data and your bearing usage condition and CZPT you what kind of steel materials to fit your products and usage life possible.

 

 

 

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Product Name: Self-Aligning Roller Bearing
Quality: High Quality
Rolling Body: Roller Bearings
Contact Angle: Normal
Material: Bearing Steel
Spherical: Aligning Bearings
Customization:
Available

|

Customized Request

track bearing

Can you provide examples of industries and applications where track bearings are frequently used?

Track bearings find extensive use in various industries and applications where smooth and controlled motion along tracks or guide rails is required. Let’s explore some examples of industries and applications where track bearings are frequently used:

  • Material Handling and Conveying: Track bearings are widely employed in material handling and conveying systems, such as conveyor belts, roller conveyors, and overhead cranes. They facilitate the smooth movement of goods, packages, and components along the tracks, ensuring efficient and reliable transportation within warehouses, distribution centers, manufacturing facilities, and airports.
  • Automotive and Transportation: Track bearings are utilized in various automotive applications, including suspension systems, steering systems, and sliding doors. They enable smooth and precise movement of components, contributing to vehicle performance, comfort, and safety. Additionally, track bearings are used in railway applications, such as railcar doors, sliding mechanisms, and track guidance systems.
  • Aerospace and Defense: Track bearings play a crucial role in aerospace and defense applications, including aircraft landing gears, flap systems, and missile launchers. They provide the necessary support, guidance, and load-carrying capacity for critical components, ensuring smooth and controlled motion in demanding operating conditions.
  • Industrial Machinery: Track bearings are commonly found in various industrial machinery and equipment. They are used in machine tools, robotics, printing presses, industrial ovens, and packaging machines, among others. In these applications, track bearings contribute to precise motion control, accurate positioning, and reliable performance of moving components.
  • Construction and Mining: Track bearings are extensively employed in construction and mining equipment, such as excavators, bulldozers, cranes, and drilling machines. They provide support and guidance for the movable parts, allowing efficient and controlled movement in rugged and demanding environments.
  • Medical and Healthcare: Track bearings are utilized in various medical and healthcare applications. They are used in hospital beds, medical imaging equipment, laboratory automation systems, and patient handling devices. Track bearings enable smooth and quiet operation, precise positioning, and patient comfort in these critical healthcare settings.
  • Renewable Energy: Track bearings are employed in renewable energy systems, including solar tracking systems and wind turbine pitch and yaw mechanisms. They enable the precise tracking of solar panels and the controlled adjustment of wind turbine blades, maximizing energy capture and optimizing system performance.

These examples represent just a fraction of the many industries and applications where track bearings are frequently used. The versatility, reliability, and precise motion control provided by track bearings make them a fundamental component in numerous mechanical systems across various sectors.

track bearing

How do track bearings contribute to the precision, accuracy, and reliability of motion control systems?

Track bearings play a crucial role in enhancing the precision, accuracy, and reliability of motion control systems. They provide several key contributions that ensure smooth and consistent linear motion. Here’s a detailed explanation:

  • Precision Guidance: Track bearings offer precise guidance for linear motion systems. They are designed with close tolerances and accurate geometries, allowing for accurate positioning and control of the moving components. This precision guidance ensures that the desired motion is achieved with minimal deviation or error.
  • Smooth and Consistent Motion: By minimizing friction and providing smooth rolling or sliding surfaces, track bearings enable smooth and consistent motion in motion control systems. They reduce the effects of irregularities, misalignments, or vibrations, resulting in smoother operation and improved accuracy.
  • Repeatable Performance: Track bearings provide repeatable performance in motion control systems. They offer consistent and predictable motion characteristics, allowing for precise and repeatable positioning of the moving components. This repeatability is essential in applications that require high accuracy and consistency, such as CNC machining, semiconductor manufacturing, and precision measurement systems.
  • Load Distribution: Track bearings distribute the load evenly along their length, helping to minimize stress concentrations on specific components. This even load distribution improves the overall stability and reliability of the motion control system. It reduces the risk of component failure, deformation, or excessive wear, contributing to enhanced system reliability.
  • Minimized Play and Backlash: Track bearings are designed to minimize play and backlash, which are undesirable movements or clearances between components. Play and backlash can introduce inaccuracies and reduce the precision of motion control systems. Track bearings with tight tolerances and optimized designs help minimize these undesirable effects, ensuring precise and accurate motion.
  • Stiffness and Rigidity: Track bearings provide stiffness and rigidity to the motion control system. They resist deflection and maintain their shape under load, minimizing any unwanted flexing or bending. This stiffness enhances the overall stability and precision of the system, allowing for precise control and accurate motion even under varying loads or external forces.
  • Resistance to Contamination: Track bearings are often equipped with seals or shields to protect against contaminants such as dirt, dust, or liquids. This protection helps maintain the precision and reliability of the motion control system by preventing the ingress of particles that could interfere with the smooth operation of the bearings or cause premature wear and failure.

By incorporating track bearings into motion control systems, industries can benefit from improved precision, accuracy, and reliability. Whether it’s achieving precise positioning, ensuring consistent and repeatable motion, minimizing play and backlash, or providing reliable load distribution, track bearings contribute to the overall performance and integrity of motion control systems.

track bearing

Are there specific materials commonly used in the construction of track bearings?

Yes, specific materials are commonly used in the construction of track bearings to ensure their durability, load-carrying capacity, and resistance to various operating conditions. Let’s discuss the materials commonly used for different components of track bearings:

  • Outer and Inner Rings: The outer and inner rings of track bearings are typically made from high-quality bearing steels such as chrome steel (e.g., AISI 52100) or stainless steel. These materials offer excellent strength, hardness, and wear resistance. Chrome steel is the most commonly used material due to its favorable combination of mechanical properties and cost-effectiveness. In some cases, specialized alloys or heat-treated steels may be used to enhance specific properties like corrosion resistance or high-temperature performance.
  • Rolling Elements: The rolling elements in track bearings are commonly made from bearing-grade steel or ceramic materials. Bearing-grade steel, similar to the materials used for the outer and inner rings, offers high strength and wear resistance. Ceramic materials, such as silicon nitride (Si3N4) or zirconia (ZrO2), are also used in certain applications where their advantages, such as high hardness, low density, and resistance to corrosion and high temperatures, are desired.
  • Cage: The cage in track bearings is typically made from materials such as steel, brass, or engineered polymers. Steel cages are commonly used due to their strength and durability. Brass cages offer good corrosion resistance and are suitable for certain operating environments. Engineered polymers, such as polyamide (nylon), are used in applications where low friction, noise reduction, or lightweight design is desired.
  • Seals or Shields: The seals or shields used in track bearings are made from various materials depending on the specific requirements. Common materials include rubber or synthetic elastomers for seals, and steel or stainless steel for shields. These materials provide effective protection against contaminants while maintaining proper lubrication within the bearing assembly.
  • Lubrication: Lubricants used in track bearings can vary depending on the application and operating conditions. Common lubrication options include mineral oils, synthetic oils, and greases. The lubricant’s formulation is carefully chosen to provide adequate lubrication, reduce friction and wear, and protect against corrosion and contamination.

Overall, the choice of materials for track bearings is influenced by factors such as load requirements, operating conditions (including temperature and moisture levels), desired lifespan, and cost considerations. By selecting appropriate materials for each component, track bearings can deliver reliable performance and extended service life in a wide range of industrial and mechanical applications.

China Best Sales High Precision Combined Track Bearing Self Aligning Roller Bearing for Gear Box   with Hot sellingChina Best Sales High Precision Combined Track Bearing Self Aligning Roller Bearing for Gear Box   with Hot selling
editor by CX 2024-04-03

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