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공작기계 주축설계에 영향을 미치는 베어링 파라미터에 관한 연구
여은구,김엽래,한강근,박면웅,이용신,유헌일 한국공작기계학회 1998 한국생산제조학회지 Vol.7 No.1
The purpose of this study is to investigate the effects of operation factors of a typical main spindle system of the efficiency of machine tool. In this study, both static and dynamic analyses of typical main spindle system of the machine tool are performed using a finite element method. These finite element results are then used to predict the bearing stiffness, the amount of heat generation as well as the bearing life in the spindle system. Effects of material type of ball-bearing, bearing-lubricant type and main spindle bearing preload are examined.