目录项目一数控铣床基础操作与编程.................................................................错误!未定义书签。任务一数控铣床基础知识...................................................................错误!未定义书签。二、设备...........................................................................................................错误!未定义书签。数控铣床若干...................................................................................................错误!未定义书签。三、任务内容及要求.......................................................................................错误!未定义书签。1、任务内容.....................................................................................................错误!未定义书签。数控外形结构如图示.......................................................................................错误!未定义书签。2、要求.............................................................................................................错误!未定义书签。（1）了解数控铣床的特点.............................................................................错误!未定义书签。（2）了解数控铣床的结构.............................................................................错误!未定义书签。四、任务实施步骤...........................................................................................错误!未定义书签。略......................................................................................................................错误!未定义书签。五、相关知识...................................................................................................错误!未定义书签。任务二数控铣床编程基础知识.............................................................错误!未定义书签。5、数控编程格式及内容.................................................................错误!未定义书签。7、数控系统的准备功能和辅助功能.............................................错误!未定义书签。任务三刀具半径补偿（G41、G42、G40）........................................错误!未定义书签。任务四刀具长度补偿（G43、G44、G49）........................................错误!未定义书签。任务五铣床刀具、装夹设备...............................................................错误!未定义书签。任务六数控铣床手动操作与试切削...................................................错误!未定义书签。一、任务目标...................................................................................................错误!未定义书签。【知识目标】...................................................................................................错误!未定义书签。项目二平面图形加工...................................................................................错误!未定义书签。任务一直线图形加工.........................................................................错误!未定义书签。任务二圆弧图形加工.......................................................................错误!未定义书签。二、设备...........................................................................................................错误!未定义书签。1、数控铣床若干.............................................................................................错误!未定义书签。2、工具和刀具：寻边器，机用虎钳、Φ6立铣刀、平行垫铁、塑胶榔头等。错误!未定义书签。3、量具：千分尺、游标卡尺.........................................................................错误!未定...
