《数控编程宏程序的应用》毕业学术论文.doc

安庆职业技术学院2010届毕业生毕业论文（设计） PAGE PAGE 16 目 录 摘 要··············································································································12 一、宏程序的简介························································································13 二、用户宏程序····························································································13 2.1 宏程序的概念·························································································13 2.2 宏程序应用基础知识················································································15 三、宏程序在数控加工中的应用································································17 3.1 分析问题································································································18 3.2 数学计算································································································18 3.3 参数设置································································································18 3.4 变量赋值································································································19 3.5程序的编制······························································································19 四、实际效果································································································20 五、总结········································································································23 谢 辞··············································································································24 参考文献········································································································25 摘 要 大家都在问宏程序，其实说起来宏就是用公式来加工零件的，比如说椭圆，如果没有宏的话，我们要逐点算出曲线上的点,然后慢慢来用直线逼近，如果是个光洁度要求很高的工件的话，那么需要计算很多的点,可是应用了宏后，我们把椭圆公式输入到系统中然后我们给出Z坐标并且每次加10um那么宏就会自动算出X坐标并且进行切削,实际上宏在程序中主要起到的是运算作用。宏程序序最大特点是在用户宏程序本体中，能使用变量。变量间可以运算，并且用宏指令命令, 可以给变量赋值。 在数控编程中，宏程序编程灵活、高效、快捷，是加工编程的重要补充。宏程序不仅可以实现像子程序那样，对编制相同加工操作的程序非常有用，还可以完成子程序无法实现的特殊功能，例如，型腔加工宏程序、固定加工循环宏程序、球面加工宏程序、锥面加工宏程序等。 关键词:宏程序；宏指令；变量；赋值；运算 ABSTRACT W