干豆皮机生产线说明书修订版

I干豆皮自动生产线——蹲脑破脑系统设计DryYubaAutomaticProductionLine-SquattingBrainBreakCerebralSystemDesign专业：机械设计制造及其自动化姓名：丁强指导教师签名：申请学位级别：学士论文提交日期：2016年6月日学位授予单位：天津科技大学II摘要自古以来，中国就是大豆的盛产地，我国大豆制品的历史非常悠久。随着现代科学技术的发展，各种豆制品生产设备应用而生。相对于传统的豆腐皮生产，豆腐皮机机械减少了工人的劳动量，提高了豆腐皮生产产量，但是在这个过程中，这些机械在给人们带来方便的同时，也出现了一些问题，例如在豆腐皮生产过程中，豆皮机的自动化程度不高，人为干涉较多，生产效率高不成，低不就，生产出来的豆腐皮质量也参差不齐，口感差，劲道不足。针对目前豆腐皮机生产出现的问题，研制了一种自动化程度高、方便的豆腐皮生产线，其结构主要包括蹲脑、破脑两部分，在蹲脑部分，包括间歇式拨叉机构、点脑机构及电动机的传动。电动机通过减速器将动力传给曲柄，曲柄带动拨叉做往复运动，拨叉继而带动拨盘做间歇式运动，在这个过程中，实现豆浆的注入、点脑、倾倒及简单破脑，在点脑时，首先是凝固剂的自动调配及注入，然后凝固剂通过导管注入豆浆桶的同时时，搅拌杆搅拌豆浆，实现豆浆的点脑。破脑部分，包括破脑杆、倾倒机构及均质机的均质，当蹲脑完成后，首先破脑杆将其进行破脑，使豆腐脑成为块状，然后通过倾倒机构倒入破脑池，先利用泵将豆腐脑吸入破脑桶，继而用均质机对豆腐均质，使得其中的蛋白质被均匀的破坏，接下来就是沥水环节，整个装置自动化程度高，维护方便。运用SolidWorks对豆皮机进行实体绘制和建模，检验蹲脑破脑系统设计中可能存在的干涉，对设计中标准件等零件进行校核，并对其中的重要零件通过施加载荷及约束进行有限元分析，对其所受应力和安全性进行分析，确保设计的零件能满足要求，验证方案的合理性和可行性。关键字：豆腐皮；蹲脑；破脑；三维建模；有限元分析；IIIABSTRACTSinceancienttimes,Chinaisrichinsoy,thecountry'ssoyaverylonghistory.Withthedevelopmentofmodernscienceandtechnology,allkindsofrawsoybeanproductionequipmentapplications.Comparedwiththetraditionalproductionoftofuskin,tofuskinmachinemechanicallyreducingtheamountoflaborofworkersandimproveproductionyieldstofuskin,Withthedevelopmentofmodernscienceandtechnology,avarietyofmechanicalequipmentandrawsoyproducts,suchasmechanizedproductionofbeancurdskin.Comparedwiththetraditionalproductionoftofuskin,tofuskinmachinemechanicallyreducingtheamountoflaborofworkersandimproveproductionyieldstofuskin,butintheprocess,thesemachinesbringconveniencetopeopleatthesametime,therehavebeensomeproblems,suchastofuskinintheproductionprocess,thedegreeofautomationYubamachineisnothigh,morehumanintervention,productivityhighfragmentation,lownotto,beancurdskinproducedunevenquality,poortaste,lesschewy.Tofuskinmachineproductionforthecurrentproblems,developedahighdegreeofautomation,easytofuskinproductionline,thestructureconsistsoftwopartssquattingbrain,brokenbrain,squattinginbrainparts,includingintermittentforkmechanism,somebraintransmissionmechanismandmotor.Thepowertothemotorthroughreducercrank,crankdrivenreciprocatingfork,forkandthendointermittentmotiondrivewheel,intheprocess,achievemilkinjectionpointbrain,braindumpandsimplebreak,atthepointwhenthebrainisthefirstcoagulantinjectionandautomaticdeployment,andtheninjectedthroughthecathetermilkcoagulantbarrelssimultaneously,stirringrodstirringmilk,soymilkpointtoachievethebrain.Brokenpartofthebrain,includingthebrainstemhomogeneousbroke,dumpingbodiesandhomogenizer,aftersquattingbrainiscompleted,thefirstbreakofthebrainstemtobebrokenbrain,makingbeancurdbecomemassive,thenpouredthroughthebrokenbraindumpbodiespool,thefirstuseofasuctionpumpcurdbrokenbrainbucket,andthenonthroughthehomogenizerarehomogenizedcurd,whichmakestheproteinisevenlydestroyed,thenextstepisdrainingaspectoftheentireapparatussimpleoperation,highdegreeofautomation,maintenanceConvenience.ApplicationofSolidWorksYubamachineforthree-dimensionalmodeling,testingmaybreaksquattingbrainbraindesignsysteminterference,thedesignofIVstandardpartsandotherpartstobechecked,andoneoftheimportantpartsbyapplyingloadsandconstraintsforfiniteelementanalysisitssafetyandthestressanalyzedtoensurethatthepartscanbedesignedtomeettherequirements,reasonableandfeasibleverificationscheme.Keywords:beancurdskin;uattingbrain;brokenbrain;three-dimensionalmodeling;finiteelementanalysis;V目录摘要................................................................................................................II第一章绪论.....................................................................................................1第一节引言........................................................................................................1第二节研究背景................................................................................................1第三节研究内容................................................................................................4第四节小结........................................................................................................7第二章蹲脑破脑设计方案................................................................................8第一节点脑设计方案........................................................................................8第二节蹲脑设计方案........................................................................................9第三节破脑设计方案......................................................................................10第四节小结......................................................................................................13第三章关键机械装备设计..............................................................................14第一节蹲脑系统设计......................................................................................14第二节破脑机构设计........................................................................................17第四章整机三维建模与关键零件的有限元分析............................................22第一节整机三维建模......................................................................................22第二节有限元分析........................................................................................