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1、书目摘要IABSTRACTII引言11系统设计21.1 货物识别系统简介21.1.1 系统简介21.1.2 系统技术要求21.2 系统的组成与要求21.3 系统运行的选择41.3.1 运行方式41.3.2故障报警42 识别技术的选择与设计52.1 识别技术的选择52.1.1条形码识别技术概述52.2 识别系统的设计52.2.1条形码的选择及应用52.2.2条形码阅读器的选择及应用82.3 通信设计93 PLC的选型与设计123.1 PLC系统设计123.1.1 PLC系统设计原则123.1.2 PLC限制系统的硬件设计133.1.2.1 PLC的选型133.1.2.2 输入/输出模块的选择14
2、3.1.2.3 开关量I/O点的节约和模拟量I/O模块的代用143.1.2.4抗干扰措施153.2 本项目的选型设计153.2.1 PLC本项目的选型153.2.2 本项目的硬件连接173.3 软件设计183.3.1 整体设计183.3.2 其他处理子程序204 上位机软件实现224.1 监控系统的整体规划224.1.1 监控系统开发的目的224.1.2 监控系统开发手段224.1.3 组态王介绍234.2 监控系统的功能模块244.2.1 参数设置模块244.2.2 数据词典设置模块254.2.3 页面设置模块264.2.3.1 首页264.2.3.2 数据页面274.2.3.3 数据页面实
3、时曲线图284.2.3.4 报警页面284.2.4 权限设置模块305 结论31参考文献33致谢34附录35附录1 系统硬件连接图35附 录 2 PLC限制程序36附 录 3 组态王脚本程序42 ContentsAbstract.Abstract.Introduction.11 System design.21.1 Goods identification system introduction .21.1.1 System Introduction.2 1.1.2 System technical requirements.21.2The composition and the requir
4、ement of system.21.3The choose of system operating modes.41.3.1 Ooperation mode.4 Fault alarm.42 Selection and design of recognition technology.52.1The recognition technology .52.1.1 Overview of barcode identification technology .52.2 The design of recognition system.5The selection and application o
5、f ammeters code.52.2.2 The selection and application of Bar code reader .82.3 Communication design.93 The selection and design of PLC.123.1 PLC system design.123.1.1 PLC system design principles.123.1.2The hardware s design of PLC control system .133.1.2.1 PLC selection.133.1.2.2 Input/output module
6、 choice.143.1.2.3 Switch I/O point s save and analog I/O modules alternative .143.1.2.4 Anti-interference measures.153.2 Onstrate type design.15 3.2.1 PLC onstrate selection.153.2.2 Onstrate the hardware connection.173.3 Software design.18 3.3.1 Overall design of .183.3.2 Other processing procedure.
7、194 PC software realization.224.1The overall planning of monitoring system.224.1.1 Monitoring system development purposes.224.1.2 Monitoring systems development methods .224.1.3 Configuration WangJieShao .234.2 Monitoring system function module .24he parameters set module.24 4.2.2 Data dictionary Se
8、ttings module.254.2.3Page Settings module .264.2.3.1 Page .264.2.3.2 Data page.27 The real-time graph of data page .284.2.3.4 Alarm pages .284.2.4 Permission. Module.305 Conclusion.31References33Acknowledgement.34Appendix.35Appendix 1 system hardware connection diagram .35Appendix 2 attach recorded
9、PLC control program.36 Appendix 3 Attach recorded three kingview scripts.38基于PLC与组态王货物自动识别限制系统设计【摘要】货物识别技术经过多年的发展已经日趋成熟，现已渗透到了商业、仓储、邮电通信、交通运输、工业生产过程限制以及军事装备、工程项目等国民经济各行各业和人民日常生活之中。目前，条码技术是最成熟、应用领域最广泛的一种自动识别技术。组态软件是伴随着计算机技术的突飞猛进发展起来的。组态软件在自动化系统的“水平”和“垂直”集成中起着桥梁和纽带的作用，已成为自动化系统中的重要组成部分。本系统采纳了基于组态王软件与PL
10、C结合一般条码阅读器的货物自动识别系统，给出了系统的结构、软件设计和组态过程。采纳PLC作为下位机提高了采集信号及限制信号的精度，并且可以现场修改程序，修理便利。运用组态软件，用户可以便利的构造适应自己须要的“数据采集系统”，实现实时数据监控管理，保证信息在全范围内的畅通，以适应现代化生产的须要。关键词：可编程限制器， 条形码阅读器 ，组态软件 Based On PLC Control System Designing Automatic Identification Of GoodsAuthor：Song Wenjing，Supervisor: Li Tianhua(Shandong Agr
11、icultural University Mechanical institute lecturer)Abstract Goods identification technology after years of development have become more mature, has been infiltrated into the commercial, storage, post and telecommunications, transportation, industrial production process control and military equipment, the project, such as the national economy and people of all walks of life day-to-day life. At present, the
