Abstract
Background: Angular contact ball bearings are the most popular bearing type used in the high speed spindle for machining centers. The performance of the bearing directly affects the machining efficiency of the machine tool, obtaining a higher dm∙n value is the direction of its research and development.
Objective: By analyzing the research achievements and patents of electric spindle angular contact bearings, summarizing the development trend provides a reference for the development of electric spindle bearings.
Methods: Through the analysis of the relevant technology of the electric spindle angular contact ball bearing, the advantages and disadvantages of the angular contact ball bearing are introduced, and the research results are combined with the patent analysis.
Results: With the rapid development of high-speed cutting and numerical control technology and the need for practical applications, the spindle requires higher and higher speeds for bearings. In order to meet the requirements of use, it is necessary to improve the bearing performance by optimizing the structure size and improving the lubrication conditions. Meanwhile, reasonable processing and assembly methods will also have a beneficial effect on bearing performance.
Conclusion: With the continuous deepening of bearing technology research and the use of new structures and ceramic materials has made the bearing's limit speed repeatedly reach new highs. The future development trend of high-speed bearings for electric spindles is environmental protection, intelligence, high speed, high precision and long life.
Keywords: Angular contact ball bearing, high speed, motorized spindle, modern manufacturing industry, patents, reliability.
Recent Patents on Mechanical Engineering
Title:Recent Patents on the Angular Contact Ball Bearing of High-Speed Motorized Spindle
Volume: 14 Issue: 4
Author(s): Yudong Bao*, Linkai Wu, Yanling Zhao and Chengyi Pan
Affiliation:
- School of Mechanical and Power Engineering, Harbin University of Science and Technology, Harbin 150080,China
Keywords: Angular contact ball bearing, high speed, motorized spindle, modern manufacturing industry, patents, reliability.
Abstract:
Background: Angular contact ball bearings are the most popular bearing type used in the high speed spindle for machining centers. The performance of the bearing directly affects the machining efficiency of the machine tool, obtaining a higher dm∙n value is the direction of its research and development.
Objective: By analyzing the research achievements and patents of electric spindle angular contact bearings, summarizing the development trend provides a reference for the development of electric spindle bearings.
Methods: Through the analysis of the relevant technology of the electric spindle angular contact ball bearing, the advantages and disadvantages of the angular contact ball bearing are introduced, and the research results are combined with the patent analysis.
Results: With the rapid development of high-speed cutting and numerical control technology and the need for practical applications, the spindle requires higher and higher speeds for bearings. In order to meet the requirements of use, it is necessary to improve the bearing performance by optimizing the structure size and improving the lubrication conditions. Meanwhile, reasonable processing and assembly methods will also have a beneficial effect on bearing performance.
Conclusion: With the continuous deepening of bearing technology research and the use of new structures and ceramic materials has made the bearing's limit speed repeatedly reach new highs. The future development trend of high-speed bearings for electric spindles is environmental protection, intelligence, high speed, high precision and long life.
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Cite this article as:
Bao Yudong *, Wu Linkai , Zhao Yanling and Pan Chengyi , Recent Patents on the Angular Contact Ball Bearing of High-Speed Motorized Spindle, Recent Patents on Mechanical Engineering 2021; 14 (4) . https://dx.doi.org/10.2174/2212797613666201208000558
DOI https://dx.doi.org/10.2174/2212797613666201208000558 |
Print ISSN 2212-7976 |
Publisher Name Bentham Science Publisher |
Online ISSN 1874-477X |
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