毕业设计说明书题目复杂零件加工工艺设计及数控程序编制专业数控技术班级数控班学生姓名指导教师年月日目录I摘要………………………………………………………………………………………………Ⅰ关键词……………………………………………………………………………………………Ⅰ1设计要求....................................................................11.1设计计算说明书部分....................................................11.1.1加工路线方案的拟订与选择........................................11.1.2加工工序的安排与说明............................................11.1.3毛坯、工艺参数、刀夹具与机床的选择与说明........................11.1.4加工表面的程序清单..............................................11.1.5其他............................................................12.2设计绘图部分..........................................................12.2.1数控加工工序卡片................................................12.2.2数控加工走刀路线图..............................................12零件的分析与毛坯的选择......................................................12.1生产类型的确定........................................................12.2零件的分析............................................................12.3毛坯的选择...........................................................23加工路线方案的拟订与选择....................................................23.1平面加工方法的选择....................................................23.2凸台加工方案..........................................................23.3孔加工方案............................................................23.3.1扩孔............................................................23.3.2铰孔............................................................23.3定位基准的选择........................................................33.4加工阶段的划分........................................................33.5工序的划分............................................................34工艺参数、刀夹具与机床的选择................................................34.1机床的选择............................................................34.2夹具的选择............................................................44.2.1三爪卡盘........................................................44.2.2四爪卡盘........................................................44.2.3虎钳............................................................44.3刀具的选择............................................................44.4走刀路线的选则........................................................54.5切削用量的确定........................................................54.6加工余量的却定........................................................54.7主轴转速..............................................................54.8进给量................................................................65加工表面的程序清单..........................................................66其它的工序设计..............................................................66.1辅助工序的安排........................................................66.2热处理工序的安排......................................................66.3测量方法..............................................................67填写工艺文..................................................................7II7.1外轮廓加工工序卡片........................................
