基于某PLC标签打印控制系统的设计.doc
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1、word摘 要 标签打印,顾名思义就是打印标签。标签是指产品上的文字图形符号与一切的说明物。 随着市场经济的开展和商品的激烈竞争,标签已成为公平交易、商品竞争的一种重要形式。随着科技的进步、标准规化管理、企业快速开展不断地提高,各行各业对标签的质量、形象、安全、高效、准确管理的要求越来越高!规标签管理已经成为各行管理的各业各部门重要容之一,受到越来越多管理者的高度重视,所以标签的制作与打印已经成为日常工作的一局部,如何高效的制作出优质标签将成为大家关注的一个问题,特别是在中国大多数需要使用标签的机构,如高效管理中普遍没有专业的打印机支持,在此前提下,如何在普通打印机上实现高质量的标签的排版和打
2、印,是有一定普遍意义的。所以本次设计主要为了实现更加方便快捷的控制标签打印的过程以与标签容更易改的打印系统而设计。本次设计的主要思路为通过PLC控制俩局部来实现,第一局部通过PLC的输出控制交流接触的线圈来控制标签打印电机的运行,进展标签打印;第二局部,通过PLC的输出控制频器,在通过变频器对传送电机进展三段速的控制,最终实现设计。通过最终测试,实现了以上的标签打印设计。关键词:PLC,交流接触器,变频器ABSTRACTLabel printing, just as its name implies is to print label. The words on the label, the
3、product is all graphic symbols and instructions. With the development of the market economy and the fierce petition of modities, the label has bee a fair trade, an important form of petition of the modity.With the progress of science and technology rapid development, standards, standardized manageme
4、nt, enterprises constantly improve, in all walks of life, about the quality of the label image, safe, efficient and accurate management of the demand is higher and higher! Specification label management has bee all walks of life, one of the important contents of the various departments attach great
5、importance to by more and more managers, so the label production and printing has bee a part of the daily work, how effectively to produce high quality label will be a question of attention, especially in most of Chinas need to use the label, such as efficient management in professional printer supp
6、ort, under the premise, how to achieve high quality label on ordinary printer typesetting and printing, there is a mon sense.So this design mainly in order to achieve more convenient and quick control label printing process and label printing system and design content are more likely to change. The
7、design of the main ideas implemented by PLC control two parts, the first part through the output of the PLC control ac contactor coil to control the operation of label printing machine, label printing, The second part, through the output of the PLC control of frequency, in to three sections of trans
8、mitting motor by the frequency converter control, finally realizes the design.Through the final testing, and realized the above label printing design.KEY WORDS: PLC, ac contactor, frequency converter目录1系统方案设计12控制器22.1 控制器的选择22.2 控制要求22.3 S7-200 Micro PLC 的概述22.4 输入输出I/O口分配表32.5 程序流程图如图333传感器73.1 传感器
9、定义73.2 传感器分类73.3 光电对射传感器74电机84.1 打码电机84.2 传送电机85变频器95.1 变频器定义95.2 西门子MM440变频器95.3 变频器面板按钮功能如图795.4 变频器参数设置106外部接线总图如图8127参考文献138致谢信1415 / 18PLC标签打印控制系统的设计1系统方案设计系统设计的核心思想过程:按下启动按钮SB1,传送带电机M2以20Hz正转运行,当入料传感器检测到A点传送带上有标签工件,打码电机M1开始打码运转,3秒后打码电机停止第一次打码;此时,传送带电机M2变换成30Hz正转运行,当工件移动到达B点后,打码电机M1开始打码运转,5秒后打码
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