基于PLC控制的钢卷尺自动测量系统设计

摘要

Servo motor based on PLC control was introduced in the steel tape automatic measurement system.Electric control sys-tem design of the steel tape automatic measuring system based on PLC was expounded.The system hardware and software design were discussed,including the electrical circuit design,software programming,PC communication,PLC controlling servo motor location and the work driving.The results show that this system can be used to realize quick and accurate control to the measurement.It has charac-teristics of high degree of automation,good reliability and easy operation.%介绍基于PLC控制的伺服电机系统在钢卷尺自动测量系统中的应用，主要阐述了钢卷尺自动测量系统中基于PLC控制的电控系统设计，讨论了系统硬件和软件设计，包括电气线路设计、软件编程设计、上位机通信、PLC控制伺服电机定位和传动工作的设计。实践结果表明：该系统能实现对测量的快速精确控制，具有自动化程度高、可靠性好和操作方便的特点。