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Abstract: Based on pure rolling design theory for tapered roller bearings，the accurate and approximate calculation formulas position dimension of contact points …
Abstract: It is difficult to obtain smooth and non - damage surface of ceramic cylindrical rollers by traditional abrasive tool, the polycrystalline nano …
Abstract: A dynamic calculating model for angular contact ball bearings is established based on analysis of interaction among parts bearings． Combing with calculation …
Abstract: The application development background and specification requirements at home abroad for food － grade grease are introduced，and the components analyzed． …
Abstract: The work roll thrust bearing of the 18 high rolling mill is prone to damage during use. Through analysis, it found that main reason excessive axial force acting …
Ultra precision technology is not only used in the bearing industry, but also widely engines, and other machinery instruments are beginning to use this technology. What …
Abstract: The disadvantages of traditional infeed grinding method for large circular raceway bearing inner rings are analyzed，and a compound dressing is put …
Abstract: The twin carbide in 40Cr15Mo2VN bearing steel are invested with optical microscope and SEM. The results show that the changes fracture mode，increasing …
A large cement clinker production enterprise uses ZGM123G - III medium speed roller coal mill produced by Beijing Electric Power Equipment Factory for vertical mill. …
Abstract: This paper introduces the structure and selection principles of structural parameters for O-shaped cage cylindrical roller bearings. Based on geometric …
Abstract: This article briefly introduces the cross roller bearing and highlights its application in design of spindle structure large CNC vertical lathes through …
Abstract: Aiming at the early failure of rolling bearings in transmission system gearboxes electrical traction drum shearers, causes for are analyzed from …