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Precision Rotating Bearing With Crossed Roller Design for High Rigidity
Product Spotlights
Precision Crossed Roller Bearing delivers exceptional rigidity and accuracy by supporting radial, axial, and moment loads simultaneously. Its compact, integrated design saves space, while high-grade materials and customizable options ensure durability and perfect fit for robotics, machine tools, and automation. Backed by advanced manufacturing and global export expertise.
Negotiable
MOQ: 1 Piece (Price negotiable depending on order volume and customization)
Key Specifications
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Material:
Other, High-grade bearing steel
Design Type:
Crossed Roller
Key Feature:
High Rigidity and Precision
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Material
Other, High-grade bearing steel
Design Type
Crossed Roller
Key Feature
High Rigidity and Precision
Application
Industrial Automation, Robotics, Machine Tools
Load Capacity
High radial, axial, and moment loads
Mounting Configuration
Optional through-holes or tapped holes
Sealing Option
Customizable sealing solutions available
Lubrication
Pre-lubricated, regreasing options
Customization
Available upon request
As a leading manufacturer with over a decade of experience, Henan San Kuang Machinery Technology Co., Ltd. is proud to introduce our Precision Rotating Bearing with Crossed Roller Design. Engineered for applications demanding exceptional stiffness and accuracy, this bearing is a cornerstone component for modern, high-performance machinery. Operating from our expansive 10,000-30,000 square meter facility in Luoyang, we leverage our expertise and a robust quality management system, including ISO 9001, to deliver components that meet the stringent requirements of global markets from North America to Europe and Asia.
Core Product Advantages:
- Superior Rigidity: The unique crossed roller design, where cylindrical rollers are arranged alternately at 90 degrees, provides simultaneous support for radial, axial, and moment loads. This results in minimal elastic deformation under load, ensuring unparalleled positional stability and repeatability for your equipment.
- High Precision & Smooth Operation: Manufactured with tight tolerances and high-grade bearing steel, our bearings offer low friction rotation and excellent running accuracy. This is critical for applications like robotic arms, CNC rotary tables, and precision inspection devices where even micron-level deviations are unacceptable.
- Compact & Space-Saving Design: By integrating multiple load-carrying functions into a single, thin-section unit, these bearings eliminate the need for complex multi-bearing arrangements. This saves valuable space and simplifies machine design, leading to more compact and efficient end products.
- Enhanced Durability & Reliability: The optimized internal geometry and precision grinding ensure even load distribution across all rollers, significantly reducing stress concentrations and wear. This translates to a longer service life and reduced maintenance costs.
- Versatile Mounting Options: We understand that integration is key. Our bearings are available with various mounting configurations, including through-holes for bolt fastening or tapped holes, making installation straightforward and secure.
Technical Specifications & Configurations:
Our Precision Crossed Roller Bearings are highly customizable to fit your specific needs. Below is a summary of typical specifications and available options.
| Parameter | Typical Specification / Options |
| Roller Arrangement | 1:1 Crossed Roller Design |
| Primary Material | High-Carbon Chromium Bearing Steel (e.g., GCr15) |
| Precision Grade | P5, P4, or higher available upon request |
| Load Capacity | High combined load capacity (Radial, Axial, Moment) |
| Internal Clearance | CN, C3, C4, or customized |
| Sealing | Optional rubber seals or metal shields for contamination protection |
| Lubrication | Pre-lubricated with high-performance grease; regreasing features optional |
| Mounting Holes | Through-holes or tapped holes (metric/imperial) |
| Customization | Inner/Outer diameter, height, special coatings, marking |
Application Benefits for Your Business:
- For Robotics & Automation: Enables precise and stiff joint movements, improving the speed and accuracy of pick-and-place, welding, and assembly robots.
- For Machine Tools & Indexing Tables: Provides the foundational rigidity for high-speed, high-precision machining centers and rotary indexing tables, directly impacting part quality.
- For Medical & Semiconductor Equipment: Offers the clean, smooth, and accurate motion required in sensitive environments like imaging devices and wafer handling systems.
- For Defense & Aerospace: Meets the demands for reliability and precision in radar platforms, tracking systems, and instrumentation.
Backed by an annual export value of US$2.5-5 Million and a commitment to comprehensive certifications like ISO 14000 and OHSAS 18001, Henan San Kuang is more than a supplier; we are a reliable partner in precision engineering. Our bearings ship efficiently from major ports like Shanghai, Qingdao, and Tianjin, ensuring timely delivery to your production line. By choosing our Precision Crossed Roller Bearing, you are not just purchasing a component; you are investing in enhanced machine performance, reduced downtime, and a competitive edge in your market. Contact us today to discuss your project requirements and receive a tailored solution.
Frequently Asked Questions (FAQ)
-
Q: What makes the crossed roller design superior to a standard ball bearing for rotary motion?
A: The key difference is rigidity and load capacity. A crossed roller bearing's cylindrical rollers contact the raceways along a line, not a point like balls. This, combined with their crossed arrangement, allows them to handle high radial, axial, and moment loads simultaneously with minimal deflection, which standard ball bearings cannot match effectively. -
Q: Can you customize the bearing's dimensions and mounting hole pattern?
A: Absolutely. Customization is one of our strengths. We can tailor the inner diameter, outer diameter, height, and the pattern/size of mounting holes (through or tapped) to integrate seamlessly into your specific design. Please provide your drawings or specifications for a quote. -
Q: What level of precision can I expect from these bearings?
A: We produce bearings to standard precision grades like P5 (high precision) and P4 (very high precision). For ultra-precise applications in semiconductor or metrology equipment, even higher precision levels are achievable. Discuss your accuracy requirements (e.g., runout tolerances) with our engineering team. -
Q: Are sealing options available for harsh environments?
A: Yes. To protect the rolling elements from dust, chips, or moisture, we offer integrated sealing solutions. Options typically include contact rubber seals for better sealing or non-contact metal shields for lower friction. The choice depends on your operating environment and speed requirements. -
Q: How is the bearing lubricated, and what is the maintenance interval?
A> Our bearings are pre-lubricated with a high-quality, long-life grease suitable for most industrial applications. For extended operation or severe conditions, we can provide bearings with regreasing fittings (zerk fittings) to allow for periodic maintenance without disassembly, thereby extending service life. -
Q: What industries are the primary users of this type of bearing?
A: These bearings are critical in industries requiring precise rotary motion under load. Major sectors include industrial robotics, CNC machine tools and rotary tables, medical imaging equipment, semiconductor manufacturing tools, defense and aerospace systems, and high-end automation machinery. -
Q: Do you provide technical support for integration and selection?
A> Yes, our experienced engineering team offers full technical support. We can assist with selection based on your load calculations, speed, precision needs, and environmental factors to ensure optimal performance and longevity in your application. -
Q: What is your typical lead time for standard and custom orders?
A> Lead times vary based on order complexity and quantity. For standard catalog items, lead times are generally shorter. For custom-designed bearings, additional time is required for engineering and tooling setup. We provide clear lead time estimates with every quotation to help you plan your project timeline.
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1Yr
Year Established
2014
Factory Size
10,000-30,000 square meters
Annual Export Value
US$2.5 Million - US$5 Million
Total Employees
51 - 100 People
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