数控技术培训教材数控车床编程及操作目录数控车床概述.................................................................................................................1第一章数控车床编程基本知识...................................................................................11.1编程概述...........................................................................................................11.2机床坐标轴.......................................................................................................21.3机床原点、参考点、机床坐标系...................................................................21.4工件坐标系和程序原点...................................................................................21.5绝对编程与增量编程.......................................................................................31.6直径编程和半径编程.......................................................................................31.7程序构成...........................................................................................................3第二章编程基本指令.................................................................................................42.1辅助功能M指令..............................................................................................4指令的模态与非模态.....................................................................................41．M00程序暂停..........................................................................................52．M01任选暂停..........................................................................................53．M02、M30主程序结束..........................................................................54．M03、M04、M05主轴正、反转，停止...............................................55．M06自动换刀指令..................................................................................56．M07（M08）、M09切削液开、关.......................................................57．M98、M99子程序调用、结束..............................................................52.2F、S、T指令...................................................................................................51．进给功能F指令.......................................................................................52．刀具功能T指令.......................................................................................63．主轴功能S指令.......................................................................................62.3准备功能G指令...............................................................................................62.3.1坐标系相关G指令................................................................................71．工件坐标系设定G92指令...............................................................72．预置工件坐标系选择G54~G59指令..............................................83．绝对编程G90与增量编程G91.......................................................84．尺寸单位制选择指令G20（英制）和G21（公制）....................85．进给量单位选择G98、G99.............................................................96．自动返回参考点G28和从参考点返回G29...................................92.3.2运动方式相关G指令............................................................................91．快速定位指令G00....................................................
