Resolved the error problem which is caused by settingcoordinate and tools location in NC programming.Using two method and coordinating transformation it developed a OO manipulating mode of NC system.

• 为解决数控加工编程时工件坐标系设置和对刀时易产生误差问题,针对不同厂商生产的数控系统编程模式的差异,通过坐标系变换,采用两大算法,研制出一种面向用户而不是数控系统的操作模式。