1、 材料分拣装置的材料分拣装置的 PLCPLC 控制系统控制系统 Material sorting PLC controlMaterial sorting PLC control - 1 - 摘 要 PLC 控制是目前工业上最常用的自动化控制方法。由于其控制方便,能够承 受恶劣的环境,因此,在工业上优于单片机的控制。PLC 将传统的继电器技术、 计算机技术和通信技术融为一体,专门为工业控制而设计,具有功能强、通用灵 活、可靠性高、环境适应性强、编程简单、使用方便以及体积小、重量轻、功耗 低等一系列优点,因此在工业上的应用越来越广泛。本文主要讲述 PLC 在材料分 拣系统中的应用,利用可编程控制器
2、(PLC)设计成本低、效率高的材料自动分拣 装置。以 PLC 为主控制器,结合气动装置、传感技术、位置控制等技术,实现现 场控制产品的自动分拣。系统具有自动化程度高、运行稳定、精度高、易控制等 特点,可根据不同对象,稍加修改本系统即可实现要求。 关键词:关键词:可编程控制器、分拣装置、控制系统、传感器。 - 2 - ABSTRACT PLC control is the moost commoly used industrial automation control method.because of its convenient control to wiststand an adverse
3、 environment. It is better than MCU control in the industrial. PLC traditional relay control technology; computer and communication technologies are integrated specifically for industrial control and design; have strong function. common flexbie, high reliability and environmental adaptability, and p
4、rogramming simple, easy to use and small size, light weight, a series of low-power advantages in industrial applications become more extensive,this paper focuses on the PLC in the canned beverage production. The design of an automatic sorting device with low cost and high efficiency is presented in
5、the paper,which regards programmable logic contronller(PLC). As the master controller and combines pneumatic device, sensing technology , position control and other technology to implement automatic selecting of the products live. The device is characteristic of high automation,steady running, high
6、precision and easy control,which can fulfill the requirement according to different situations with little modifcations. Keywords:Keywords: programmablelogic controller、sorting device、control system、sensors. - 3 - 目 录 第一章第一章 前言前言 5 1.1 设计的目的和意义5 1.2 材料分拣装置的发展介绍5 1.3 设计任务及原理5 1.3.1 设计任务.5 1.3.2 设计原理.5 第二章第二章 系统分析系统分析