介绍了物料自动分拣系统的组成及功能,根据其控制要求设计了PLC控制程序,用三菱触摸屏GT1055设计了人机交互界面；PLC程序可读性强、调试方便,触摸屏界面友好直观,系统运行稳定,并提高了物料分拣控制系统的灵活性.%This paper introduces the composition and function of automatic material sorting system and designs PLC program according to its control requirement, which is easy to be read and debugged. It also designs the human - machine interface with Mitsubishi GT1055 touch screen, This touch screen interface is friendly and intuitive. The material sorting control system operates stably and its flexibility is improved.
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