基于PLC的高速全自动包装机本科设计论文.doc

(此文档为word格式，下载后您可任意编辑修改！) 基于PLC的高速全自动包装机毕业论文 姓 名 : XX 系 部 : XXXXXXXX 专 业 : XXXXXXX 班 级 : XXXXX 指导老师 : XXXX 日 期 : 201 /12/17—201 /06/16 目录 第一章 绪论 3 1．1可编程控制技术的发展趋势 4 1．2卷纸包装机产生的背景及意义 6 1．3 PLC在包装机械上应用的可能性和前景 6 1．4项目研究的主要内容 7 第二章PLC构成的包装机控制系统的总体设计 8 2．1卷纸包装机生产工艺概述 8 2．2可编程控制系统控制方案的设计 9 2．3系统的运行方式 10 2．4总体结构关系 11 2．5本章小结 16 第三章 电控系统电路及各功能模块的设计 17 3．1供电线路 17 3．2主要控制功能模块的设计 18 3．3放卷、分切部分的张力控制 21 3．4送料过程中的同步控制 28 3．5本章小结 33 第四章 PLC的软件设计 34 4.1.概述 34 4.2监控程序的开发 49 4．3本章小结 56 第五章PLC控制系统的通讯实现 57 5.1 S7-300及多点接口网络(MPI) 57 5．2 PROFIBUS概述 58 5．3现场总线信号与系统监控软件之间桥梁一OPC 60 5．4 S7-300与WinCC之间的通信 62 5．5本章小结 64 全文总结 65 致谢 67 参考文献 68 附录包装过程STL程序 69 第一章 绪论 ABSTRACT This thesis mainly discussed the design ofcontrol system ofroll packing． As the kennel device control system，PLC is widety used in modem industrial production and do well in this field． This thesis takes the control system of the high-speed full—automatic roll packing machine that was developed by Dongguan Jiaming Machine Manufacturing Limited Company along with US as a background．We apply the advanced control technique in the packing machine control system such as the technique of PLC，the inverter technique，light electricity technique and SO on．By using these techniques，we realized tension control，Synchronous control in transmitting process and packing process program contr01．To complete the data of collecting and control the output equipments to work safely，high speed and efficiently，we designed the PLC correspondence network by using the WinCC，a supervise control and configurmion software of the company of Siemens，and its communication function，to realize the surveillance function ofthe packing process． The machine got the exaltation of the quality whether the function or theefficiency，basically came to the international advanced level in the late of 90’S，realized well the control request that the company put forward． This control system is well rtmning in the lab． Key words：Pac