【摘要】 阐述了挤压技术的应用现状,提出了挤压机控制系统的硬件组成方案和设计思路,分析了系统控制原理和控制算法,介绍了PLC的选型方法、端子分配表和端子接线图以及PLC控制程序流程图。更多还原

【Abstract】 This paper anatomyed the applied actuality of extruding technology and proposed the project of the hardwares’ constitutes and thoughts of the design of the extruders’ control system,as wall as we analyzed the control principles and control algorithm.It also introduced the choosing methods of PLC,the distributed tables of terminals,the connecting graph of terminals and the control programs’ flowchart of PLC更多还原