HNC-21M 世纪星铣削数控装置编程说明书,共79页 目录 第一章 概述.......................................................................... 1 1.1 数控编程概述............................................................................................1 1.1.1 定义一个零件程序..................................................................................................1 1.1.2 准备一个零件程序..................................................................................................1 1.2 数控机床概述.............................................................................................1 1.2.1 机床坐标轴..............................................................................................................1 1.2.2 机床坐标系机床零点和机床参考点..................................................................2 1.2.3 工件坐标系程序原点和对刀点..........................................................................3 第二章 零件程序的结构...................................................... 5 2.1 指令字的格式............................................................................................5 2.2 程序段的格式............................................................................................6 2.3 程序的一般结构........................................................................................6 第三章 HNC-21M 的编程指令体系................................... 7 3.1 辅助功能M 代码......................................................................................7 3.1.1 CNC 内定的辅助功能..............................................................................................8 (1) 程序暂停M00 ........................................................................................................8 (2) 程序结束M02 ........................................................................................................8 (3) 程序结束并返回到零件程序头M30....................................................................8 (4) 子程序调用M98 及从子程序返回M99 ..............................................................8 3.1.2 PLC 设定的辅助功能..............................................................................................9 (1) 主轴控制指令M03 M04 M05 ........................................................................9 (2) 换刀指令M06.......................................................................................................9 (3) 冷却液打开停止指令M07 M09 ....................................................................9 3.2 主轴功能S 进给功能F 和刀具功能T.................................................9 3.2.1 主轴功能S ..............................................................................................................9 3.2.2 进给速度F ..............................................................................................................9 3.2.3 刀具功能(T 机能)..................................................................................................10 3.3 准备功能G 代码.....................................................................................10 HNC-21M 编程说明书 3.3.1 有关单位的设定.....................................................................................................10 (1) 尺寸单位选择G20 G21 G22 ........................................................................10 (2) 进给速度单位的设定G94 G95 .......................................................................11 3.3.2 有关坐标系和坐标的指令....................................................................................11 (1) 绝对值编程G90 与相对值编程G91 .................................................................11 (2) 工件坐标系设定G92..........................................................................................12 (3) 工件坐标系选择G54~G59 .................................................................................13 (4) 局部坐标系设定G52..........................................................................................14 (5) 直接机床坐标系编程G53 ..................................................................................15 (6) 坐标平面选择G17 G18 G19 ........................................................................15 3.3.3 进给控制指令........................................................................................................15 (1) 快速定位G00......................................................................................................15 (2) 单方向定位G60..................................................................................................16 (3) 线性进给G01......................................................................................................16 (4) 圆弧进给G02/G03..............................................................................................17 (5) 螺旋线进给G02/G03..........................................................................................19 (6) 虚轴指定G07 及正弦线插补.............................................................................20 3. 3.4 回参考点控制指令...............................................................................................21 (1) 自动返回参考点G28..........................................................................................21 (2) 自动从参考点返回G29 .....................................................................................21 3.3.5 刀具补偿功能指令................................................................................................22 (1) 刀具半径补偿G40 G41 G42 ........................................................................22 (2) 刀具长度补偿G43 G44 G49 ........................................................................24 3.3.6 其他功能指令........................................................................................................26 (1) 暂停指令G04......................................................................................................26 (2) 准停检验G09......................................................................................................26 (2) 段间过渡方式G61 G64 ...................................................................................27 3.3.7 简化编程指令........................................................................................................28 (1) 镜像功能G24 G25 ...........................................................................................28 (2) 缩放功能G50 G51 ...........................................................................................30 (3) 旋转变换G68 G69 ...........................................................................................31 3.3.8 固定循环................................................................................................................33 HNC-21M 编程说明书 (1) G73 高速深孔加工循环....................................................................................34 (2) G74 反攻丝循环................................................................................................35 (3) G76 精镗循环....................................................................................................36 (4) G81 钻孔循环(中心钻) .....................................................................................36 (5) G82 带停顿的钻孔循环....................................................................................37 (6) G83 深孔加工循环............................................................................................37 (7) G84 攻丝循环....................................................................................................38 (8) G85 镗孔循环....................................................................................................39 (9) G86 镗孔循环....................................................................................................39 (10) G87 反镗循环..................................................................................................39 (11) G88 镗孔循环..................................................................................................40 (12) G89 镗孔循环..................................................................................................41 (13) G80 取消固定循环..........................................................................................41 3.4 宏指令编程..............................................................................................42 3.4.1 宏变量及常量........................................................................................................43 (1) 宏变量..................................................................................................................43 (2) 常量.....................................................................................................................45 3.4.2 运算符与表达式....................................................................................................46 (1) 算术运算符......................................................................................................46 (2) 条件运算符..........................................................................................................46 (3) 逻辑运算符..........................................................................................................46 (4) 函数.....................................................................................................................46 (5) 表达式..................................................................................................................46 3.4.3 赋值语句................................................................................................................46 |
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