机械5

目录 摘要........................................................................................... I Abstract......................................................................................II 目录...........................................................................................III 第一章绪论......................................................................................4 1.1数控机床的介绍..................................................................4 1.2数控编程的介绍................................................................14 第二章椭圆球头轴零件加工工艺设计..........................................15 2.1零件的分析.........................................................................15 2.2零件尺寸标注分析............................................................16 2.3零件尺寸要素分析……………………………………….16 2.4零件技术要求分析..........................................................17 2.5毛坯及夹具确定.............................................................17 2.6刀具选择........................................................................18 2.7该零件加工用的刀具......................................................21 2.8工艺路线及工艺卡片.......................................................22 2.9工艺卡片制定..................................................................25 第三章工件的自动编程与仿真加工...................................25 3.1数控编程定义及分类..............................................................28 3.2编程原点确定......................................................................28 3.3加工程序清单......................................................................28 3.4仿真加工..............................................................................32 总结.......................................................................................38 参考文献...................................................................................39 致谢...........................................................................................40 如图1所示为椭圆球头轴零件1的零件图，图1.2所示为椭圆球头轴零件2的二维图（图中有不清晰之处请参加CAD图），试制定出该零件的加工工艺方桉，编制其数控加工程序，并对程序进行仿真加工。