目录摘要......................................................................................................................IAbstract.................................................................................................................II第1章绪论...................................................................................................11.1系统设计的背景..................................................................................11.2控制系统的特点..................................................................................11.3系统设计的意义..................................................................................2第2章系统控制方案的确定.........................................................................32.1钻床系统的概述..................................................................................32.2控制系统设计的基本步骤..................................................................32.3钻床硬件系统......................................................................................52.4气动回路图的设计..............................................................................5第3章硬件设计...............................................................................................73.1可编程控制器(PLC)的选型................................................................73.3.1PLC概述...................................................................................73.3.2PLC的选型...............................................................................83.3I/O分配表............................................................................................93.4电气原理图的设计............................................................................103.5梯形图程序设计................................................................................11第4章结论...................................................................................................13致谢...................................................................................................................14参考文献....................