文档介绍：摘要自动分拣控制系统在社会很多行业中得到广泛应用, 自动分拣系统能实现大规模无人自动化控制,大大提高企事业单位在此环节上的工作效率。本文主要论述 PLC 在自动分拣控制上的应用,以可编程控制器( PLC )为核心,结合气动装置、传感技术、位置控制等技术,设计低成本、高效率的自动分拣控制系统。该系统具有自动化程度高、运行稳定、精度高、易控制的特点,可根据不同需求,稍加修改本系统即可实现要求。关键词: 自动分拣;可编程控制器;高效;传感器 Abstract Automatic control system in the most widely used in industry, the automatic sorting system can realize large-scale unmanned automatic control, greatly improve the enterprises in this aspect of the work efficiency. This paper mainly discusses the PLC in automatic sorting control applications, to the programmable controller ( PLC ) as the core, combined with the pneumatic device, sensor technology, control technology, design of low cost, high efficiency automatic sorting system. The system has a high degree of automation, stable operation, high precision, easy to control, according to different needs, minor modifications to the system can reach the requirements. Key words : Automatic sorting; programmable controller; high efficiency; sensor 目录引言......................................................................................................................... 1 1 概述................................................................................................................... 3 自动分拣系统的意义及特点...................................................................................... 3 ...................................................................................................... 5 2 分拣系统中硬件设计...................................................................................... 6 ...................................................................................................................... 6 PLC 简介及选择........................................................................................................... 8 传感器简介及选择.................................................................................................... 15 驱动部分的分析与选择......................................................................