摘要
针对目前以步进电机驱动的经济型CNC车床开环控制系统存在的主要问题,提出了一种闭环控制方法,使零件的轮廓精度得到提高。
In view of the present major problems of the open-loop control systemfor economic CNC lathe with stepping motor as feed motor,a close-loop interpolationmethod was put in the paper, which improved the shape accuracy of workpieces.
关键词
CNC车床
闭环控制
插补
CNC lathe
close--loop control
interpolation
stepping motor
