Results 31 to 40 of about 20,184 (340)

PASSIVE TORQUE SIMULATION OF SMALL ANGULAR CONTACT BEARING AT HIGH SPEED [PDF]

, 2017
Description of common ball bearing torque models was presented and adopted to the complex thermo-mechanical model of the high speed spindle. Ball bearing passive torque was measured on the own high-speed spindle design.
Kekula J., Smolík J., Sulitka M.
core   +1 more source

Study on Simplified Model and Numerical Solution of High-Speed Angular Contact Ball Bearing

Shock and Vibration, 2020
For the calculation model of high-speed angular contact bearing has many variables, the large root difference exists, and the Newton iterative method solving the convergence depends on the initial value problems; thus, the simplified calculation model is
Guang Zeng, Chunjiang Zhao, Xiaokai Yu, Biao Sun, Zhigang Xiao, Qiang Bian, Bingyang Liu   +6 more
doaj   +1 more source

A novel eccentric lapping machine for finishing advanced ceramic balls [PDF]

, 2001
Advanced ceramic balls are used extensively in hybrid precision ball bearings and show advantages in high speed, high temperature, high load and hostile environment.
Hadfield, M, Kang, J
core   +1 more source

Study on Temperature Rise Characteristics of Grease Lubricated Thrust Angular Contact Ball Bearings Under Complex Working Conditions

Jixie chuandong, 2022
The temperature rise characteristics of grease lubricated angular contact ball bearings under complex working conditions have an important influence on the safe operation of bearings.
Shijie Wang, Pengchang Jiang, Feng Liu, Guixiu Luo, Zhanli Zhang   +4 more
doaj  

Dynamics-Based Thermal Analysis of High-Speed Angular Contact Ball Bearings with Under-Race Lubrication

Machines, 2023
The paper mainly studied the temperature rise characteristics of under-race lubricated high-speed angular contact ball bearings under operational conditions from the perspective of dynamics.
Jintao Lei, B. Su, Shuailong Zhang, Haisheng Yang, Yongcun Cui   +4 more
semanticscholar   +1 more source

Numerical simulation and experimental testing of dynamic stiffness of angular contact ball bearing

Advances in Mechanical Engineering, 2018
Angular contact ball bearings are widely used in the multiple rotor system, such as gear box, machine tool spindle, and aero-engine rotors. The support stiffness is very important to the vibration of shafting.
Haitao Luo, Jia Fu, Changshuai Yu, Guangming Liu, Wei Wang, Peng Wang   +5 more
doaj   +1 more source

Study of high-speed angular-contact ball bearings under dynamic load [PDF]

, 1969
Research program studies behavior of specific high-speed, angular-contact ball bearings. Program is aimed at detailed investigation of ball-separator behavior and lubrication surface-finish effects in a specific gyro ...
Geer, T. E., Kannel, J. W., Stockwell, R. D., Walters, C. T., Wilson, W. R. D.   +4 more
core   +1 more source

Acoustic measurement of lubricant-film thickness distribution in ball bearings [PDF]

, 2006
An oil-film thickness monitoring system capable of providing an early warning of lubrication failure in rolling element bearings has been developed. The system is used to measure the lubricant-film thickness in a conventional deep groove ball bearing ...
Bruce W. Drinkwater, Cameron, El-Sisi, Jacobson, Jiao, Jie Zhang, Richardson, Rob S. Dwyer-Joyce   +7 more
core   +1 more source

The Deformation Mechanism of the Rings of Angular-Contact Ball Bearings During the Quenching and Tempering Process

Machines
During the heat treatment process, bearing rings are subjected to drastic temperature variability and complex microstructural evolution, which result in deformation, high residual stresses, operational instability and a limited operating life.
Ruijie Gu, Yi Tong, Qiang Wang, Liaoyuan Chen, Ziyang Shang   +4 more
semanticscholar   +1 more source

Packaging of Macroscopic Material Payloads: Needs, Challenges, Concepts, and Future Directions

Advanced Engineering Materials, EarlyView.
This review introduces a unified framework that decomposes any macroscopic packaging system into the payload, packaging material, and packaging strategy and combines them into a conceptual packaging equation: packaging strategy = payload + packaging material.
Venkata S. R. Jampani, Manos Anyfantakis
wiley   +1 more source