FANUC数控宏程序编程案例手册 第2版

前言 第1 章 用户宏程序功能A .......................................................... 1 1.1 常量与变量 ....................................................................................1 1.1.1 常量的概述 ..............................................................................1 1.1.2 变量的概述 ..............................................................................2 1.1.3 常量与变量的区别 ..................................................................4 1.2 变量的数学运算与逻辑运算 ........................................................5 1.2.1 变量的数学运算 ......................................................................5 1.2.2 变量加减运算特例：变量自加与自减运算 ..........................6 1.2.3 变量的逻辑运算 ......................................................................8 1.3 用户宏程序功能A 的控制流向语句 ...........................................9 1.4 用户宏程序功能A 的简单应用 .................................................11 1.4.1 零件图以及加工内容 ............................................................11 1.4.2 分析零件图样 ........................................................................11 1.4.3 分析加工工艺 ........................................................................12 1.4.4 选择变量方法 ........................................................................12 1.4.5 选择程序算法 ........................................................................13 1.4.6 绘制刀路轨迹 ........................................................................13 1.4.7 绘制程序框图 ........................................................................14 1.4.8 编写宏程序代码 ....................................................................14 1.4.9 本节小结 ................................................................................15 本章小结 ...............................................................................................15 第2 章 用户宏程序功能B ........................................................ 16 2.1 变量与常量 ..................................................................................16 2.1.1 变量的概述 ............................................................................16 2.1.2 变量的赋值 ............................................................................17 2.1.3 A 赋值与B 赋值的区别 .......................................................18 2.1.4 常量 ........................................................................................18 2.2 逻辑变量与辅助变量 ..................................................................18 2.2.1 逻辑变量 ................................................................................18 2.2.2 辅助变量 ................................................................................20 2.3 变量的数学运算与逻辑运算 ......................................................22 2.3.1 数学运算与逻辑运算概述 ....................................................22 2.3.2 变量的数学运算 ....................................................................24 2.3.3 变量的逻辑运算 ....................................................................25 2.3.4 运算特例 ................................................................................26 2.4 控制流向语句 ..............................................................................26 2.4.1 语句的分类 ............................................................................26 2.4.2 运算符的描述 ........................................................................30 2.5 条件转移语句(IF)与循环语句(WHILE)的区别与联系 .......31 2.5.1 条件转移语句的嵌套功能 ....................................................31 2.5.2 循环语句的嵌套功能 ............................................................32 2.5.3 循环语句与条件转移语句的组合 ........................................34 2.6 IF [ 条件表达式] THEN 语句 ....................................................35 2.6.1 语句概述 ........................................................................