运料小车plc控制(课程设计)13

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1、常熟理工学院课程设计（说明书）目录第1章绪论······················································11.1可控编程的含义·························································11.2可控编程的发展·························································1第2章PLC的结构、工作原理及系统设计·····························32.1PLC的结构及工作原理················

2、···································32.2PLC的编程语言·························································42.3PLC控制系统的构成、设计原则及步骤···················································52.4PLC的应用领域及特点·································································7第3章运料小车介绍·························

3、·····························9２３常熟理工学院课程设计（说明书）3.1运料小车介绍与控制要求································································10第4章运料小车控制系统的方案论·································114.1运料小车控制系统的控制内容与要求···················································114.2方案论证····································

4、··············································134.3PLC的选用·················································································144.4PLC外部接线图············································································154.5I/O分配·······················································

5、·····························154.6PLC状态流程··············································································154.7运料小车控制系统梯形图·······························································16２３常熟理工学院课程设计（说明书）第5章小车的性能分析及结构进························································185.1

6、小车优缺点分析···········································································185.2设计的改进及推广········································································18致谢····························································································19参考文献·······················

7、······························································20附录····························································································21第一章绪论1.1可控编程的含义可编程控制器是在计算机技术、通信技术和继电器控制技术的发展基础上开发起来的，最初叫做可编程逻辑控制器（ProgrammableLogicContr