目录
摘 要 .............................................................................................................................................1
Abstract ..............................................................................................................................................2
第一章 概 述 .............................................................................................................................4
1.国内外数控发展概况.............................................................................................................4
第二章 工艺方案分析 .................................................................................................................8
2.1 零件图.................................................................................................................................8
2.2 零件图分析..........................................................................................................................8
2.3 确定加工方法......................................................................................................................8
2.4 确定加工方案......................................................................................................................9
第三章 工件的装夹 .....................................................................................................................10
3.1 定位基准的选择................................................................................................................10
3.2 定位基准选择的原则........................................................................................................10
3.3 确定零件的定位基准........................................................................................................10
3.4 装夹方式的选择................................................................................................................10
3.5 数控车床常用装夹方式....................................................................................................10
3.6 确定合理的装夹方式........................................................................................................11
第四章 刀具及切削用量 .............................................................................................................12
4.1 选择数控刀具的原则........................................................................................................12
4.2 选择数控车削用刀具........................................................................................................12
4.3 设置刀点和换刀点............................................................................................................13
4.4 确定切削用量....................................................................................................................13
第五章 典型轴类零件加工 ...........................................................................................................14
5.1 轴类零件加工的工艺分析...............................................................................................14
5.2 典型轴类零件加工工艺...................................................................................................16
5.3 手工编程...........................................................................................................................19
第六章 数控车自动编程软件 CAXA 介绍..............................................................................23
1．CAXA 数控车界面 ...........................................................................................................23
2.CAXA 数控车进行造型设计 ..............................................................................................23
3．CAXA 数控车加工-CAM.................................................................................................24
4．CAXA 数控车加工类型 ...................................................................................................24
第七章 结束语 .............................................................................................................................25
第八章 致谢词 ...........................................................................................................................26
参考文献 .........................................................................................................................................27
