针对“PC+运动控制器”的开放式数控系统,分析了开放式数控系统硬件平台设计总体方案,具体完成了PC 微机、6020 控制卡、驱动器和步进电机的连接设计,测试了接线设计的正确性,建立了基于运动控制器的开放式数控系统硬件平台。 关键词:开放式数控系统 硬件平台 运动控制器 6020 控制卡 Building Hardware Platform of Open CNC System YANG Xiaojing1,2 (1.Kunming University of Science and Technology, Kunming, 650093 2.Zhejiang University, Hangzhou, 310027) Abstract: Being aimed at one type of open CNC system which is ‘PC + motion controller’, a design case of hardware platform of open CNC system is analyzed, and a detailed connecting design is achieved by using PC computer, 6020 controller card, driver and step motor. The design is right by testing. By the method the hardware platform is built. Key words: Open CNC, Hardware platform, Motion controller,6020 controller card