大学毕设论文__基于plc自动送料装车系统设计.doc

基于PLC自动送料装车系统设计 1 绪论 ···························································································1 1.1 自动送料装车系统简介························································1 1.1.1 自动送料装车系统的特点····················································1 1.1.2 自动送料装车系统的应用····················································1 1.2 自动送料装车系统与其他机械系统共同的特征································自动送料装置·························································2 2 PLC简介························································································3 2.1 PLC简介············································································3 2.1.1 PLC的特点········································································3 2.1.2 PLC控制思路·····································································3 2.2 PLC的功能··············································································5 2.3 PLC电源················································································5 3 自动送料装车系统总体方案······························································6 3.1 概述·······················································································6 3.2 控制要求·················································································6 3.3 系统组成···············································································7 3.4 工作原理···············································································8 4 PLC控制系统设计···········································································9 4.1 PLC控制系统设计的步骤···························································9 4.2 设计中PLC控制系统语言··························································9 4.3 程序设计与调试······································································10 4.3.1 程序设计········································································10 4.3.2 程序调试模拟··································································11 5 动力装置选择·················································