基于UMAC的开放式超精密机床数控系统的开发设计  

Development and Design of Open Ultra-precision Machine CNC System Based on UMAC

作　　者：徐昌语 刘勇[1] 左煜[1] 杜海涛[1] 李迪[1] 

机构地区：[1]北京航空精密机械研究所,北京100076

出　　处：《航空精密制造技术》2013年第5期9-12,共4页Aviation Precision Manufacturing Technology

摘　　要：在介绍了基于UMAC搭建开放式数控系统的开发设计过程,阐述了数控系统具体的硬件和软件组成结构;系统采用PID+速度/加速度前馈的控制算法对X、Z轴直线电机伺服环进行了设置和调试,调试出了良好的动态性能。在大型非球面超精密车床的应用和实际加工试验表明:该数控系统功能完善,运行可靠,低速平稳性好,动态跟踪误差小,控制精度高,能够实现纳米级的系统分辨率和定位精度,满足设计要求。The design process of the ultra-precision machine CNC system based on UMAC was introduced.The hardware component and software system of the CNC system were presented.The control algorithm of PID+velocity/acceleration feedforward was adopted to debug the dynamic response performance of the linear motor.The practical application and machining experiment on the large nonspherical ultra-precision lathe showed that the CNC system has high control accutacy,perfect function,stably running anf fits for the design requirement.

关 键 词：UMAC CNC PID 直线电机 

分 类 号：TG659[金属学及工艺—金属切削加工及机床]