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目录 摘要.................................................................................................................................................................................... 1 内容来自论文无忧网 www.paper51.com Abstract..................................................................................................................................................................... II copyright paper51.com
第一章引言...................................................................................................................................................................... 1 copyright paper51.com 1.1 金属打包机及其在国民经济的地位............................................................................................................... 1 内容来自www.paper51.com 1.2 金属打包机的原理及基本要求........................................................................................................................ 1 http://www.paper51.com 1.3 金属打包机的类型............................................................................................................................................. 1 内容来自www.paper51.com 1.4 液压传动打包机的优点..................................................................................................................................... 3 paper51.com
1.5 我国液压打包机的应用及展望........................................................................................................................ 3 paper51.com
1.5.1 我国废金属加工设备的生产规模及现状.............................................................................................. 4 copyright paper51.com 1.5.2 我国液压打包机的研制应用现状........................................................................................................... 4 http://www.paper51.com 1.5.3 我国液压打包机 “十一五”发展方向................................................................................................ 5 copyright paper51.com 1.5.4 我国废钢加工设备前景展望................................................................................................................... 6 copyright paper51.com 第二章 液压金属打包机的结构.............................................................................................................................. 8 http://www.paper51.com 2.1 打包机的运动...................................................................................................................................................... 8 内容来自论文无忧网 www.paper51.com 2.2 打包机运动的控制............................................................................................................................................. 8 copyright paper51.com 2.3 打包机的总布局.................................................................................................................................................. 9 内容来自论文无忧网 www.paper51.com 第三章 液压金属打包机液压系统的主要的设计及计算............................................................................ 10 copyright paper51.com 3.1技术要求............................................................................................................................................................. 10 内容来自www.paper51.com 3.2 液压元件的计算与选用.................................................................................................................................. 10 copyright paper51.com
3.2.1 负载分析和运动分析.............................................................................................................................. 10 paper51.com 3.2.2 液压缸主参数的计算.............................................................................................................................. 12 paper51.com 3.2.3 液压泵的选择与计算.............................................................................................................................. 13 copyright paper51.com 3.2.4 电动机的计算与选用.............................................................................................................................. 15 paper51.com 3.3 液压系统图的的拟定....................................................................................................................................... 15 内容来自www.paper51.com 3.3.1 液压回路的选择....................................................................................................................................... 15 http://www.paper51.com
3.3.2液压系统的性能验算............................................................................................................................... 17 内容来自论文无忧网 www.paper51.com 3.3.3 油液温升验算........................................................................................................................................... 17 http://www.paper51.com 第四章 液压金属打包机的PLC控制系统设计.............................................................................................. 19 内容来自www.paper51.com
4.1主机功能结构..................................................................................................................................................... 19 paper51.com 4.2 PLC的概述......................................................................................................................................................... 19 内容来自www.paper51.com
4.2.1 PLC的起源................................................................................................................................................ 19 内容来自论文无忧网 www.paper51.com 4.2.2 PLC的功能、............................................................................................................................................ 20 内容来自论文无忧网 www.paper51.com 4.2.3 PLC的主要特点....................................................................................................................................... 20 copyright paper51.com 4.2.4可编程控制器的定义............................................................................................................................... 20 copyright paper51.com 4.2.5 可编程控制器的分类.............................................................................................................................. 20 内容来自论文无忧网 www.paper51.com 4.2.6 PC的原理.................................................................................................................................................. 21 内容来自论文无忧网 www.paper51.com 4.2.7 PLC的选型方法....................................................................................................................................... 22 paper51.com 4.3 PLC机型的选择................................................................................................................................................ 25 内容来自论文无忧网 www.paper51.com
4.3.1 PLC的选择要求....................................................................................................................................... 25 paper51.com
4.3.2 PLC的选用................................................................................................................................................ 26 copyright paper51.com 4.4 PLC 控制系统硬件设计................................................................................................................................ 26 paper51.com 4.5 控制要求和工作方式....................................................................................................................................... 28 http://www.paper51.com 4.6 PLC的控制过程................................................................................................................................................ 29 http://www.paper51.com
4.7 PLC 控制系统控制程序及说明..................................................................................................................... 31 paper51.com 结论................................................................................................................................................................................. 38 paper51.com
致谢................................................................................................................................................................................. 39 copyright paper51.com 参考文献........................................................................................................................................................................ 40 copyright paper51.com
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