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1测控技术与仪器专业毕业设计基于PLC的立体仓库控制系统设计学生姓名：张贺学号：311204001527班级：测控1203指导老师：王耿完成日期：2016.5.29河南理工大学机械与动力工程学院二0一6年52012级测控技术与仪器专业毕业设计1摘要随着企业生产技术和管理制度的不断发展，越来越多的企业认识到物流管理系统的改善提升对企业的发展起着非常重要的作用。其中，基于PLC的立体仓库是自动化控制中的一种重要设备。本论文详细论述了现代大型企业中普遍使用的自动化立体仓库设计方案。首先，从立柱设计以及几个主要重点机构的结构设计着手，分析了堆垛机的运行机理。论文从堆垛机的特点及构成开始，分析立柱的受力情况，然后推导出立柱的弯矩及挠度关系式，再给出设计数据进行校核，最终设计出满足承受载重量，且又高又细的立柱；重点设计了货叉伸缩机构的结构设计，首先通过分析货叉的受力图，推导出弯矩挠度公式，设计出货叉的外部结构尺寸，然后又设计校核了货叉内部零件的详细尺寸，最终设计出了符合要求、灵活、使用、简捷、方便的货叉结构。并选取出合适的电机和减速器；然后，设计出了一种体积小、灵敏度高、动作可靠、带柔性装置的堆垛机安全机构的设计方案。本设计通过选用合适的PLC，并设计相应的控制系统进行编程、运行、调试，最终达到设计要求。关键词：PLC；单立柱；有轨巷道式堆垛机；强度校核；设备选型2012级测控技术与仪器专业毕业设计2ABSTRACTWiththedevelopmentofproductiontechnologyandmanagementsystem,moreandmoreenterprisesrealizethattheimprovementoflogisticsmanagementsystemplaysaveryimportantroleinthedevelopmentofenterprises.Amongthem,thethree-dimensionalwarehousebasedonPLCisoneoftheimportantequipmentinautomationcontrol.Thispaperdiscussesindetailthemodernlarge-scaleenterpriseintheuniversaluseofautomatedwarehousedesign.Firstofall,fromthecolumndesignandthestructuredesignofseveralmainmechanism,theoperationmechanismofthecraneisanalyzed.Thefromstackingmachineandthestructure,stressanalysisofthecolumnisthendeducedfromthecolumnofthebendingmomentanddeflectionrelationship,andthengivesthedesignofdatacheckultimatelydesignedtomeetunderloadandtall,thincolumn;focusonthedesignofthestructuredesignofforktelescopingmechanism.Firstofall,throughtheanalysisofforkdiagram,bendingdeflectionformulaisdeduced,shipmentexternalstructureanddimensionofthefork,thendesignandcheckthepartsinsidetheforkwithsize,finaldesigntomeettherequirements,aflexible,simpleandconvenientforkstructure.Andremovetheappropriatemotorandreducer;calculationofstackercraneliftingmechanismandthewalkingmechanismdesignisintroducedinthispaper,andtodeterminethesizeandmotor,reducerselection;then,asmallvolume,highsensitivity,reliableaction,thedesignschemeofthecranessafeorganizationofflexibledevice.ThisdesignthroughtheuseofappropriatePLC,anddesignthecorrespondingcontrolsystemprogramming,running,debugging,andultimatelymeetthedesignrequirements.Keywords:PLC;DanLizhu;railtunneltypestackingcrane;strengthcheck;equipmentselection2012级测控技术与仪器专业毕业设计3目录摘要.................................................1ABSTRACT...............................................21绪论.................................................51.1课题简介..........................................................................................................................................51.2目的和意义.....................................................................................................................................51.3本课题的要求..................................................................................................错误!未定义书签。2自动化立体仓库的概论.................错误!未定义书签。2.1自动化立体仓库的概念..................................................................................错误!未定义书签。2.2立体仓库的特点.............................................................................................................................62.3自动化立体仓库的分类.................................................................................................................62.4自动化立体仓库发展......................................................................................错误!未定义书签。3硬件结构设计.........................................83.1机架经验公式计算.........................................................................................................................83.1.1机架结构分析.....................................................................................................................83.1.2结构强度计算...................................................................................................................153.2下横梁强度计算...........................................................................................................................163.3整体稳定性计算...........................................................................................................................173.4货叉强度的分析和计算...............................................................................................................183.4.1固定货叉...........................................................................................................................203.4.2中间货叉...........................................................................................................................203.4.3总挠度...............................................................................................................................223.4.4货叉内部轴承的选取与校核............................................................................................223.4.5中叉上齿轮的选取与校核...............................................................................................233.5行走机构齿条齿轮强度与校核...................................................................................................253.6本章小结.......................................................................................................................................274硬件的选型与分析.............