2012级数控加工课程设计数控加工技术课程设计目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc424799786"1前言PAGEREF_Toc424799786\h1HYPERLINK\l"_Toc424799787"2课程设计任务书PAGEREF_Toc424799787\h1HYPERLINK\l"_Toc424799788"2.1设计目的PAGEREF_Toc424799788\h1HYPERLINK\l"_Toc424799789"2.2设计任务PAGEREF_Toc424799789\h1HYPERLINK\l"_Toc424799790"2.3设计要求PAGEREF_Toc424799790\h1HYPERLINK\l"_Toc424799791"3零件图的工艺分析PAGEREF_Toc424799791\h2HYPERLINK\l"_Toc424799793"3.2零件图分析PAGEREF_Toc424799793\h3HYPERLINK\l"_Toc424799794"3.3零件的加工精度和表面质量分析PAGEREF_Toc424799794\h3HYPERLINK\l"_Toc424799795"4毛坯的选择PAGEREF_Toc424799795\h3HYPERLINK\l"_Toc424799796"5基准的选择PAGEREF_Toc424799796\h4HYPERLINK\l"_Toc424799797"5.1定位基准的原则PAGEREF_Toc424799797\h4HYPERLINK\l"_Toc424799798"5.2心轴配合件定位基准的选择PAGEREF_Toc424799798\h4HYPERLINK\l"_Toc424799799"6工艺方案的制定PAGEREF_Toc424799799\h5HYPERLINK\l"_Toc424799800"6.1心轴加工方案PAGEREF_Toc424799800\h5HYPERLINK\l"_Toc424799801"6.2圆锥轴套加工方案PAGEREF_Toc424799801\h5HYPERLINK\l"_Toc424799802"6.3螺母加工方案PAGEREF_Toc424799802\h5HYPERLINK\l"_Toc424799803"7工艺装备的选择PAGEREF_Toc424799803\h6HYPERLINK\l"_Toc424799804"7.1机床的选择PAGEREF_Toc424799804\h6HYPERLINK\l"_Toc424799805"7.2夹具的选择PAGEREF_Toc424799805\h6HYPERLINK\l"_Toc424799806"8刀具的选择PAGEREF_Toc424799806\h6HYPERLINK\l"_Toc424799807"8.1螺母的刀具选择PAGEREF_Toc424799807\h6HYPERLINK\l"_Toc424799808"8.2心轴部分刀具选择PAGEREF_Toc424799808\h7HYPERLINK\l"_Toc424799809"8.3圆锥轴套的刀具选择PAGEREF_Toc424799809\h7HYPERLINK\l"_Toc424799810"8.4量具的选择PAGEREF_Toc424799810\h7HYPERLINK\l"_Toc424799811"9切削用量的选择PAGEREF_Toc424799811\h7HYPERLINK\l"_Toc424799812"9.1螺母切削用量的确定PAGEREF_Toc424799812\h7HYPERLINK\l"_Toc424799813"9.1.1背吃刀量的确定PAGEREF_Toc424799813\h7HYPERLINK\l"_Toc424799814"9.1.2确定主轴转速PAGEREF_Toc424799814\h8HYPERLINK\l"_Toc424799815"9.1.3进给量的确定PAGEREF_Toc424799815\h8HYPERLINK\l"_Toc424799816"9.2心轴切