目 录
水泥厂仓库门PLC自动控制......................................................................2
第1章 绪论...........................................................................................1
第2章 课程设计的方案............................................................................3
2.1 概述..............................................................................................3
2.2 系统组成总体结构..........................................................................3
第三章 系统器件选择..............................................................................5
3.1 PLC型号选择..................................................................................5
3.2 限位开关的选择.............................................................................6
3.3 检测装置的选择.............................................................................6
3.4 感应装置的选择.............................................................................7
.........................................................................................................................7
3.5 驱动装置的选择.............................................................................8
.........................................................................................................................8
第四章 硬件设计..................................................................................10
4.1 PLC外部接线图............................................................................10
4.2 总电路图.....................................................................................11
第5章 软件设计...................................................................................12
5.1 程序流程图..................................................................................12
5.2 梯形图.........................................................................................13
第六章 课程设计总结............................................................................15
参考文献............................................................................................16
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