§3.3.3 装配模型的静态干涉检查.........................................................................27
§3.3.4 虚拟装配干涉检验结果总结.....................................................................27
§3.4 本章小结............................................................................................................28
第四章 车削中心有限元分析.......................................................................................29
§4.1 有限元理论的基础知识....................................................................................29
§4.1.1 有限元理论的基础知识.............................................................................29
§4.1.2 弹性力学的基本方程.................................................................................30
§4.1.3 有限元分析的基本步骤.............................................................................33
§4.2 有限元分析软件的介绍....................................................................................35
§4.3 机床的有限元分析............................................................................................36
§4.3.1 机床模型的简化.........................................................................................36
§4.3.2 机床模型的导入.........................................................................................36
§4.4 有限元网格的划分............................................................................................38
§4.5 切削力................................................................................................................39
§4.5.1 切削力的概念.............................................................................................39
§4.5.2 影响切削力的因素.....................................................................................40
§4.5.3 切削力的计算.............................................................................................40
§4.6 施加约束和载荷................................................................................................41
§4.6.1 施加约束.....................................................................................................41
§4.6.2 建立参考坐标系.........................................................................................41
§4.6.3 施加载荷.....................................................................................................42
§4.7 有限元求解及结果分析....................................................................................44
§4.8 本章小结............................................................................................................48
第五章 车削中心的模态分析.......................................................................................49
§5.1 模态分析理论....................................................................................................49
§5.2 模态分析结果....................................................................................................52
§5.3 本章小结............................................................................................................54
第六章 机床结构的优化...............................................................................................55
§6.1 优化设计介绍....................................................................................................55
§6.2 优化措施............................................................................................................55
§6.3 优化后的有限元分析结果................................................................................56
§6.4 优化后的模态分析............................................................................................59
§6.5 本章小结............................................................................................................60