PLC距离控制系统设计毕业论文

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1、 毕业设计（论文）报告毕业设计（论文）报告 题题 目目 基于基于 PLCPLC 的的 100100 厘米以下距离控制系统设计厘米以下距离控制系统设计 1 摘摘 要要 自从可编程控制器（PLC）诞生以来，电气工程技术人员感受最深刻的也正是可编 程控制器二次开发编程十分容易。它在很大程度上使得工业自动化设计从专业设计院走 进了厂矿企业，变成了普通工程技术人员甚至普通工人力所能及的工作。再加上其体积 小、可靠性高、抗干扰能力强、控制功能完善、适用性强、安装接线简单等众多优点， 在问世后的短短几十年中获得了突飞猛进的发展，在工业控制中得到了非常广泛的应 用。 传送带在工业生产中是必不可少的，以可编程控

2、制器（PLC）为控制核心的距离传 送控制系统，在它的接口上接有各种元器件，本系统结合所学，应用到了气压缸、传送 带、光电传感器，各种元器件之间的逻辑关系是通过程序来表达的，改变这种关系只要 重新编排原来的程序就行了，比较方便。 本课程设计就是以可编程控制器 （PLC） 为控制核心的 100 厘米以下距离控制系统。 关键词关键词：PLC , 气压缸 ， 光电传感器 2 Abstract Since programmable controller (PLC) since birth, electrical engineering and technical personnel feel the m

3、ost profound is programmable controller second development programming is easy. It in the very great degree makes industrial automation design from professional design institute into the mines, became common engineering and technical personnel and even ordinary workers can do. Plus its small size, h

4、igh reliability and anti-interference ability strong, control the perfect function, and wide applicability, installation simple wiring numerous advantages, the advent of the short in decades won by leaps and bounds development, in the industrial control obtained very widely. The conveyor belt in the

5、 industrial production is indispensable to programmable controller (PLC) as the core to control the distance transmission control system, in its various components are connected to the interface, this system with what they have learned and applied to the air cylinder, conveyor belts, photoelectric s

6、ensors, all kinds of components of the logical relationship between the by the program is to express, the change this relationship as long as to redo the original program will do, more convenient. This course is designed to programmable controller (PLC) as the core to control the 100 cm distance under control system. Keywords: PLC, Pneumatic cylinder, Photoelectric sensor 目 录 摘 要 . 1 前 言 . 2 第 1 章 PLC 的基本知识 1.1 PLC 的定义 3 3 1.2 PLC 的特点 4 1.3 PLC 的主要分类 5 1.4 PLC 的基本组成 6 1.5 PLC 的工作原理 7 1.