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机电一体化毕业设计１摘要本文阐述了可编程控制器(以下简称PLC)从产生到现在，实现了接线逻辑到存储逻辑的飞跃；。其功能从弱到强，实现了逻辑控制到数字控制的进步。随着科技的是新月异的飞速发展，社会经济的发展步伐需要不断加快，更加需要现代化工业的不断进步。一系列自动化生产设备便出现在生产车间，提高了生产效率，提高了经济效益，带动了整个社会经济发展，故在此开展了“罐装机系统设计”的课题。下面介绍该系统设计的内容。文中所述的PLC程序设计已经过多次的实验。按其生产步骤、稳定性等方面，所设计的PLC程序已验证其正确性了。该系统充分利用了学习中的可编程控制器（PLC）的多方面知识和方法，。本设计作为毕业设计题目，主要价值在于运用理论与实际相结合，虽然没有百分百的实现，但也不失这样的价值。如前所述，全球都需要高新科技，来带动整个经济的发展。自动罐装机是自动化生产技术的代表之一是必不可少的。这一控制系统的实现和应用，充分体现了PLC系统在工业的现场的应用，以及根于设计和不同的需求改变数据和状态，还可以使其应用的范围更加广泛，总之PLC在工业生产上起着很大的作用关键词：罐装机系统、可编程控制器（PLC）、程序设计、梯形图机电一体化毕业设计２ABSTRACTThepaperitsdescribedesignprojectofthepurewaterautomaticcan,systemitsmainlydesignsforautomaticsystemoftheproductline.Followingtheprinciplethatthetheorycombineswiththepractice,baseontheprincipleofthethreadofPLCcontrolling,onthepremiseofeasuringandprogramthedesign,recommendeveryprojectofsystematicdesignprocessofwholeautomaticcantorealizefromthesuperficialtothedeep.Withthescienceandthetechnologydevelopingatfullspeedofcrescent,improveproductionefficiency,haveincreaseeconomicefficiency,havedriventhewholesocialeconomicdevelopment.SolaunchedthesubjectthatthedesignedofAutomaticCanSystem.Nowcontentthattheintroductionshouldbedesignedsystematically.Thefulltextisdividedintosevenchapters.ChapterIdescribesthescopeandapplicationoftheautomaticcannedfunctionalsignificance.ChapterIIIdescribedthePlccontrolsystemdesignofthebasicprinciples,maincontents,thegeneralstepsChapterIVonthemainpowerlinestotheprinciplesofthecomponents,characteristicsandparametersandpurchase.thedesign,Plcinstructionstable.profiles.Originallydesignasthegraduationprojecttopic,chiefvalueliesinusingthetheorytocombinewithreality,thoughthereisno100%realization,doesnotlosesuchvalueeither.Asnotedpreviously,thewholeworldneedsnewandhightechnology,todrivethedevelopmentofthewholeeconomy.Automaticcanautomaticrepresentativeofproductiontechnologyoneofessential,itplaysaroleinholdingthebalanceinindustrialproduction.Keywords:AutomaticCanSystemThePLCcontrolProgramdesignLadder-shapeddiagram机电一体化毕业设计３目录第一章引言............................................................................................................................................................１第二章灌装机传动系统设计................................................................................................................................２2.1工作原理及工艺动作过程简介...............................................................................................................２2.2原始数据及设计要求：...........................................................................................................................２2.3工作原理和工艺动作分解.......................................................................................................................２2.3.1工作原理图....................................................................................................................................３2.3.2传动系统和执行机构的尺寸.........................................................................................................................５第三章PLC的系统设计........................................................................................................................................６3.1PLC控制系统设计的基本原则................................................................................................................６3.2PLC控制系统设计的基本内容和一般步骤............................................................................................６3.2.1PLC控制系统设计的基本内容.....................................................................................................６3.2.2PLC控制系统设计的一般步骤.....................................................................................................７3.3PLC机型的选择........................................................................................................................................７第四章线路保护与生产步骤................................................................................................................................８4.1开关线路保护部分...................................................................................................................................８4.2开关的选择...............................................................................................................................................８4.3自动罐装机系统总的控制面板...............................................................................................................８第五章检测系统与硬件图................................................................................................................................１１5.1检测部分...............................................................................................................................................１１5.2检测部分的元器件...............................................................................................................................１１5.2.1霍尔传感器................................................................................................................................１１5.2.2光电传感器......................................................................................................