World's first design with elastic rolling elements significantly reduces friction variation for ultra-smooth motion
Ideal for high-precision inspection and measurement equipment
NSK has developed ultra-smooth motion technology to enhance the performance of NSK Linear Guides used in industrial machinery. The technology achieves a highly consistent dynamic friction profile ideal for high-precision inspection and measurement equipment.
The ultra-smooth motion technology is now available as an option for NH/NS Series linear guides. NSK aims to achieve annual sales of 500 million yen by 2026 of products with this technology.
Background
Linear guides are prized for their low friction and smooth motion. NH/NS Series NSK Linear Guides launched in 2014 and are used today in a wide range of applications such as semiconductor and LCD manufacturing equipment, automotive manufacturing equipment, conveyor robots, and machine tools.
In recent years, manufacturing equipment has become increasingly sophisticated with higher requirements for smooth and accurate motion. In particular, there is demand for even smoother operation of components in inspection and measurement equipment, which requires that linear guides achieve even better operating characteristics.
Features
We developed the ultra-smooth motion technology by optimizing the shape of the ball circulation path and suppressing irregular “micro-stutters” (brief stuttering or jerking in motion due to localized friction fluctuations) with elastic rolling elements.
NSK Linear Guides with ultra-smooth motion technology are ideal for equipment requiring highly consistent smooth motion, such as inspection and measurement equipment. The technology also benefits applications requiring vertical operation and other mounting positions where operating characteristics tend to deteriorate.
In addition, linear guides with ultra-smooth motion technology are dimensionally interchangeable with NH/NS Series linear guides, so units currently in use (e.g. older models) can be replaced without any design changes.
Mechanism of Ultra-Smooth Motion Technology
A significant cause of micro-stutters in linear guides is the balls colliding with each other in the curved sections of the ball circulation path. We optimized the design of the circulation path and included elastic rolling elements in a special configuration to reduce conflict between balls (prevent an increase in friction due to contact between balls) and achieve ultra-smooth motion.
Benefits
NSK linear guides with ultra-smooth motion technology largely eliminate micro-stutters and have improved operating characteristics contributing to higher accuracy of equipment through smooth motion with no feed speed irregularities.
Supported Models
Ultra-smooth motion option is now available for general purpose NH/NS Series Linear Guides
Sizes: NH 15, 20, 25 NS 15, 20, 25, 30
28 variations including different slider lengths and types
Compatible with a wide variety of options such as NSK K1-L lubrication unit, stainless steel configurations, and surface treatments.
(https://www.nsk.com)
More About KYOCM:
Located in industrial area of the Zhaozhuang Industry Park in Linqing, Shandong, Kaiyou Bearings Co., Ltd. is a professional bearing manufacturer and exporter with nearly 20-year experience. The products have reached the international advanced level with advanced production technology and modernized measuring management. Products are widely used in electrical and mechanical trades, the farm machinery industry, the automobile industry and all kinds of transmission facility manufacturing extensively. The products have a good sale in domestic and international dozens of country or region. Companies with the “integrity-based, quality firs” as the operational concept.
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For dimensions and specifications, contact us now:
Add: No.57 Youzhuang Commerial Street Zhaozhuang industry Garden Linqing City Shandong China
Tel: 0086-635-2632030
Fax: 0086-635-2632918
Email: yobearing@hotmail.com
Web: www.kyocm.com
2023-07-13