Analytical modeling for thermal errors of motorized spindle unit

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• 作者：Teng Liu^a ; ^b ; Weiguo Gao^a ; ^{gaowg@tju.edu.cn} ; Dawei Zhang^a ; Yifan Zhang^c ; Wenfen Chang^a ; ^d ; Cunman Liang^a ; Yanling Tian^a ; ^e
• 关键词：Motorized spindle unit ; Thermal error ; Thermal variation of bearing relative ring displacement ; Short cylindrical roller bearing ; Angular contact ball bearing ; FE (finite element)
• 刊名：International Journal of Machine Tools and Manufacture
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：112
• 期：Complete
• 页码：53-70
• 全文大小：2417 K
• 卷排序：112

文摘

Thermal variations of relative ring displacements of spindle bearings are modeled. Spindle thermal errors are analyzed to be closely related to the bearing thermal characteristics. An analytical modeling method for spindle thermal errors is presented.