The design and implementation of the tool compensation in the CNC system based on RS274/NGC language can provide convenient instructions, extend the scope of machine processing and it also relates to the accuracy of the system.

• 基于RS274/NGC语言的刀具补偿可以给最终用户提供简便易用的加工指令格式、扩充系统的加工范围,也影响到整个数控系统的精度。