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基于ANSYS的电主轴结构优化
引用本文:宋春明,赵宁,张士勇.基于ANSYS的电主轴结构优化[J].机床与液压,2007,35(9):104-106.
作者姓名:宋春明  赵宁  张士勇
作者单位:1. 陕西理工学院机械工程学院,陕西汉中,723003;西北工业大学机电学院,陕西西安,710072
2. 西北工业大学机电学院,陕西西安,710072
3. 陕西理工学院机械工程学院,陕西汉中,723003
摘    要:建立了某铣削用电主轴轴承-转子系统的参数化有限元模型,应用有限元分析软件ANSYS的优化设计功能,以提高电主轴的刚度为优化目标,对主轴的支承跨距和电机转子安装位置进行了优化计算,并对优化前后的主轴系统进行了模态分析,对比了其一阶自振频率的改变情况.结果表明:主轴结构优化后,其刚度和一阶自振频率均有一定程度的提高.

关 键 词:电主轴  优化设计  ANSYS  ANSYS  电主轴  结构优化  Based  Spindle  Electric  Structure  程度  结果  情况  自振频率  模态分析  主轴系统  优化计算  安装位置  电机转子  支承跨距  优化目标  刚度  设计功能
文章编号:1001-3881(2007)9-104-3
修稿时间:2006-12-29

Optimized Design of the Structure of Electric Spindle Based on ANSYS
SONG Chunming,ZHAO Ning,ZHANG Shiyong.Optimized Design of the Structure of Electric Spindle Based on ANSYS[J].Machine Tool & Hydraulics,2007,35(9):104-106.
Authors:SONG Chunming  ZHAO Ning  ZHANG Shiyong
Abstract:An electric spindle used for milling was discussed, a parameterized FEA model of bearing-rotor system established in ANSYS was given, choosing the stiffness of spindle as the optimizing target, its bearing span and the location of the motor were calculated by using the optimized function integrated in ANSYS, and modal analysis on fore-and-aft spindle system was made, then the change of its first set inherent frequency was compared. The result reveals its stiffness and first set inherent frequency both have a certain extent of increase.
Keywords:Electric spindle  Optimized design  ANSYS
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