《数控编程》课程设计姓名：刘旺系别：机电工程学院专业：机械设计制造及其自动化班级：专升本2班指导教师：陈小静学号：12042010239新乡学院2013年12月目录前言................................................................................................................................3一、课程设计任务书....................................................................................................41.1任务说明..........................................................................................................41.2任务要求..........................................................................................................41.3任务内容概述..................................................................................................4二、数控加工工艺........................................................................................................52.1工艺分析..........................................................................................................52.1.1零件的工艺分析...................................................................................52.1.2拟定工艺路线.......................................................................................62.2选择毛坯..........................................................................................................72.2.1常见的毛坯种类...................................................................................72.2.2毛坯选用原则.......................................................................................72.2.3毛坯确定...............................................................................................72.3工件的定位和装夹..........................................................................................82.3.1定位基准选用的原则...........................................................................82.3.2确定零件的定位基准...........................................................................82.3.3确定零件装夹方案...............................................................................82.4选择数控机床..................................................................................................92.4.1CKA6150型数控车床的用途...............................................................92.4.2CKA6150型数控车床的布局.............................................................102.5选择刀具........................................................................................................102.5.1数控刀具选用原则.............................................................................102.5.2外圆、端面、外轮廓车刀选用.........................................................102.5.3切槽刀具的选用.................................................................................112.5.4螺纹加工刀具的选用.........................................................................122.5.5刀具明细表.........................................................................................122.6确定切削用量................................................................................................132.6.1选择切削用量原则.............................................................................132.6.2计算切削用量.....................................................................................132.6.3制定数控加工工艺过程卡片......................................
