毕业设计说明书某生产线饮料瓶计数设备设计学生姓名：学号：学院：系名：专业：指导教师：2015年6月李婷11050543X11信息商务学院自动控制系刘长明自动化某生产线饮料瓶计数设备设计摘要瓶装及灌装饮料已经成为人们补充维生素和调味的重要一类饮品，它以自己快捷饮用方便储藏等诸多优点受到大众的一致喜欢。根据设计要求本设计全部由硬件实现，系统涉及光电传感器，运算累加器，计数器等部件，具备自检复位等环节。设计由自检装置、光电计数器、整形部分、加法器、数码管及其驱动装置、加法器进位及复位装置、正相缓冲器、并入串出移位寄存器、收发器组成。设计中用到了多种芯片，通过每种芯片不同的功能，进行逻辑上的合理组合来达到设计的初衷，本篇就以计数设备的硬件加以设计改进，达到加快生产，提高生产率，降低成本的目的。关键词：光电计数器，硬件设置，单片机设计，芯片逻辑组合BeveragebottlecountdevicesettingAbstractBottledandfillingdrinkshavebecomeanimportantcategoryofvitaminandflavordrinks,itiseasytodrinkfortheirownconveniencestoreandmanyotheradvantagesbythepublicunanimouslylike.Accordingtothedesignrequirementsofthedesignarerealizedbyhardware,thesysteminvolvesphotoelectricsensorandoperationaccumulator,counterparts,withselfresetlink.Designedbyselfcheckingdevice,photoelectriccounter,plasticparts,adder,digitaltubeanditsdrivingdevice,adderandaresettingdevice,apositivephasebuffer,incorporatedintotheserialshiftregister,transceivers.Designusesavarietyofchips,byeverykindofchipswithdifferentfunctions,reasonablecombinationoflogictoachievethedesignintention,thisiswithacountingdevicehardwaredesignimprovement,tospeedupproduction,improveproductivity,reducethecostof.Keywords:photoelectriccounter,hardwaresetting,chipdesign,chiplogiccombination目录1设计的目的与意义.......................................................11.1本课题的研究背景及意义...............................................11.2本课题国内外研究现状现状............................................21.3本设计基于的理念....................................................32控制系统工艺流程及控制要求............................................52.1设计方案..............................................................53硬件部分设计..........................................................73.1光电计数器..........................................................73.1.1红外发接收电路....................................................83.1.2自检装置NE555.....................................................93.2整形部分...........................................................113.2.1芯片74HC14N......................................................123.3加法器..............................................................143.3.1CD4518芯片进位设置................................................153.3.2复位按钮设置......................................................163.3.3CD4518介绍.......................................................173.4数码管及其驱动装置.................................................193.4.1CD4511芯片.......................................................203.4.2八位数码管.......................................................223.5系统输出设置.......................................................243.5.1单片机AT89C51....................................................253.5.2芯片MAX232.......................................................293.5.3C51单片机和电脑串口通信电........................................314模拟仿真部分....................................................
