本设计主要对数控机床和编程进行介绍，对风力驱动器部件的工艺性进行分析以及对工艺参数和加工的刀具进行选择，零件的程序的手工编制，程序的彷真，UG造型与实体的彷真加工。 本次设计的主要内容为零件的工艺分析，零件的手工程序编制，还有UG软件的造型与实体彷真加工。在零件的手工编程中用到了G02/G03圆弧插补指令；G81钻孔；M98调用子程序指令等。 目录 摘要.............................................................I Abstract .....................................................II 1绪论.............................................................1 1.1数控加工概述.............................................2 1.2数控机床的分类.............................................3 1.3数控加工的特点.............................................3 2风力驱动器部件造型设计.....................................4 2.1底座造型设计.............................................4 2.2凸轮轴造型设计.............................................5 2.3叶轮轴造型设计.............................................6 2.4轴套造型设计.............................................7 3零件的工艺分析.............................................9 3.1加工工艺概述.............................................10 3.2工件基准和定位.............................................10 3.2.1基准的分类.............................................12 3.2.2定位基准的选择.....................................13 3.3时间定额计算及生产安排.....................................14 3.4工艺路线的拟定.............................................14 3.4.1表面加工方法的选择.....................................15 3.4.2划分加工阶段.............................................15 3.4.3确定加工顺序.............................................16 3.4.4工序集中和工序分散.....................................17 3.5加工余量的确定.............................................17 4数控加工工艺设计.............................................18 4.1数控编程任务书.............................................19 4.2底座数控加工工艺设计.....................................20 4.2.1数控加工工艺分析.....................................21 4.2.2数控加工工序卡.....................................22 4.2.3程序清单.............................................23 4.3凸轮轴数控加工工艺设计.....................................23 4.3.1数控加工工艺分析.....................................24 4.3.2数控加工工序卡.....................................26 4.3.3程序清单.............................................27 4.4叶轮轴数控加工工艺设计.....................................29 4.4.1数控加工工艺分析.....................................30 4.4.2数控加工工序卡.....................................31 4.4.3程序清单.............................................32 4.5轴套数控加工工艺设计.....................................33 4.5.1数控加工工艺分析.....................................33 4.5.2数控加工工序卡.....................................35 4.5.3程序清单.............................................37 4.6数控加工刀具明细表.....................................39 5彷真加工.....................................................41 5.1彷真加工概述.............................................42 5.2彷真加工截图.............................................43 结论.............................................................44 致谢.............................................................45 参考文献.....................................................46