基于ANSYS Workbench的数控车床主轴系统热-结构耦合分析  

Thermal-structural Coupling Analysis of CNC Lathe Spindle System Based on ANSYS Workbench

作　　者：何俊[1] 赖玉活 罗锡荣[1] 罗晓龙[1] 房学明 

机构地区：[1]广西工学院机械工程系,广西柳州545006 [2]柳州市数控机床研究所,广西柳州545007

出　　处：《组合机床与自动化加工技术》2011年第7期19-22,共4页Modular Machine Tool & Automatic Manufacturing Technique

基　　金：广西千亿元产业重大科技攻关工程项目(桂科攻1114002-28)

摘　　要：在有限元法与热应力学分析基础上,建立数控车床主轴系统的有限元模型,计算主轴系统热特性分析的边界条件.利用有限元分析软件ANSYS Workbench对主轴系统进行热-结构耦合分析,得到主轴系统的温度场分布和热变形,通过实验验证模型的正确性。同时计算不同主轴转速对主轴系统温升及热变形的影响,分析结果为主轴系统的优化设计及误差补偿提供了一定的依据。Based on the finite element method and thermal stress analysis,established the finite element model of CNC lathe spindle system and calculated boundary conditions in thermal characteristics of the spindle system.Used the finite element analysis software ANSYS Workbench thermal-structure coupling analysis of the spindle system,got the spindle System temperature distribution and thermal distortion and the correctness of the model by experimental validation.And calculated temperature rise and thermal distortion of spindle system affected by different rotate speed with spindle.Which provide basis for optimization design and error compensation of the spindle system.

关 键 词：数控车床 热-结构耦合 主轴系统 热变形 

分 类 号：TG543[金属学及工艺—金属切削加工及机床]