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Recently, Professor He Jishun, Professor Ma Wei, Professor Jia Xianzhao and Luoyang Axis Technology Co., Ltd. of Henan University of Science and Technology jointly carried out the “Eleventh Five-Year†National Science and Technology Support Plan “Key Technology Research on High Speed, Precision and Heavy Load Bearings†"In Luoyang passed the acceptance of the China Machinery Industry Federation. The total project funding is 45 million yuan, and its special fund for China is 4 million yuan.
The project has developed a high-speed railway passenger car bearing with a speed of 250-350 km/h, a third-generation automobile wheel bearing, a mining machinery vibrating screen bearing, a CNC machine tool ultra-precision-grade ceramic bearing and a CNC lathe spindle bearing, etc.; The three-generation automobile wheel bearing structure solves the processing method of the logarithmic line/variable curvature repairing convexity roller, the bearing ring retaining type, the raceway crown and the cage processing method; realizes the ultra-high speed precision ceramics of the numerical control machine tool The universal combination of angular contact ball bearings; mastered the high-speed railway bearing, machine tool precision bearing strengthening and toughening heat treatment technology and method; improved the accuracy of non-destructive testing of materials; developed variable curvature convexity, precision grinding, precision roller detection The device and the integrated measurement and evaluation technology of the shape of the magnetic wire repairing roller; a number of key technologies are innovative; have significant economic and social benefits.
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