CAJ | 학술논문

介绍了一个半闭环主从式数控系统在普通机床数控化改造中的设计及实现。针对数控系统的较强控制功能和较小改造量的要求，采用了计算机标准打印机接口进行通信，把上位机（PC）的强大计算处理能力与下位机（单片机）的抗干扰及实时控制能力相结合。文中给出了通过计算机标准打印口通信的具体策略及系统的主要硬件模块和软件结构。此数控系统具有改造实现容易、操作维护方便、成本低、精度高等经济型数控系统的特点。
개소료일개반폐배주종식수공계통재보통궤상수공화개조중적설계급실현。침대수공계통적교강공제공능화교소개조량적요구，채용료계산궤표준타인궤접구진행통신，파상위궤（PC）적강대계산처리능력여하위궤（단편궤）적항간우급실시공제능력상결합。문중급출료통과계산궤표준타인구통신적구체책략급계통적주요경건모괴화연건결구。차수공계통구유개조실현용역、조작유호방편、성본저、정도고등경제형수공계통적특점。
A master-slave mode of CNC system with a half closed-loop controlin the numerical control transformation of a machine tool was designed and implemented.With the communication between standard printer interface of a master computer and parallel interface of a slave micro-processor,the system can effectively complete both the powerful calculation and processing of PC computer and the antijamming and real-time control of single chip computer.The main hardware modules and software configuration were also introduced.