目 录
摘 要 .....................................................................................................................................I
Abstract ......................................................................................................................................II
目 录 ..................................................................................................................................IV
第 1 章 绪 论...........................................................................................................................1
1.1 概述..............................................................................................................................1
1.2 可编程控制器简介......................................................................................................2
1.2.1 PLC 构造及各某些作用 ...................................................................................3
1.2.2 PLC 工作原理 ...................................................................................................4
1.3 可编程控制器与继电器控制比较与选型..................................................................5
第 2 章 XXXX 铣床概述..........................................................................................................8
2.1 铣床概述......................................................................................................................8
2.1.1 概述...................................................................................................................8
2.1.2 铣床历史...........................................................................................................8
2.1.3 铣床种类...........................................................................................................8
2.2 XXXX 铣床重要构造及运动形式..............................................................................9
2.3 XXXX 铣床控制规定及电气控制线路分析............................................................10
2.3.1 主电路分析.....................................................................................................11
2.3.2 控制电路分析.................................................................................................11
第 3 章 XXXX 铣床 PLC 改造...............................................................................................15
3.1 改造方案拟定............................................................................................................15
3.2 XXXX 铣床电气控制线路 PLC 改造办法...............................................................15
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