会员注册 | 登录 | 微信快捷登录 QQ登录 微博登录 | 帮助中心 人人文库renrendoc.com美如初恋!
站内搜索 百度文库

热门搜索: 直缝焊接机 矿井提升机 循环球式转向器图纸 机器人手爪发展史 管道机器人dwg 动平衡试验台设计

   首页 人人文库网 > 资源分类 > DOC文档下载

外文翻译--机械手模型设计及制作.doc

  • 资源星级:
  • 资源大小:56.50KB   全文页数:9页
  • 资源格式: DOC        下载权限:注册会员/VIP会员
您还没有登陆,请先登录。登陆后即可下载此文档。
  合作网站登录: 微信快捷登录 支付宝快捷登录   QQ登录   微博登录
友情提示
2:本站资源不支持迅雷下载,请使用浏览器直接下载(不支持QQ浏览器)
3:本站资源下载后的文档和图纸-无水印,预览文档经过压缩,下载后原文更清晰   

外文翻译--机械手模型设计及制作.doc

英文原文RobothandmodeldesignandproductionScientificconceptofdevelopmentofengineeringtechnologyhasopenedupabroadroad,whiletherobotasahightechautomatedproductionequipment,hasbeenwidelyusedinvariousfieldsofnationaleconomy,whichtheeducationandtrainingsectorofourproposednewrequirements.Therefore,inordertoadapttothesituationofsocialdevelopment,basedonexistingtechnologytodesignateachingtyperobotsciencehasfarreachingsignificance.Thesubjectofdesignforteachinghandlingrobots,mainlyconsistsofrobotsoveralldesign,robotmechanicalstructuredesign,aswellasdrive,controlsystemdesign,implementationofthemanipulatorhandsoffourdegreesoffreedomthearmmovements,stretchingandwrist,arm,rotary.Thedesignoftheteachingfunctionofmechanicalhandrequirementsandpracticalsignificance,achievedbypneumaticcylinderspushthearmmovementsandstretching,rotarypneumaticcylindersusedtoachievearmandwristrotation.Manipulatordesignsimple,easytooperate,underthecontroloftheMCUtocompletethedesiredaction,givingthestudentsavisualimpression,toachievethepurposeofteachingdemonstration.KeywordsManipulatorTeachingtypeFourDegreesofFreedomSCM1.AnoverviewofindustrialmanipulatorMachinehandisakindofpositioningcontrolwhichcanbeautomatedandcanbereprogrammedtochangeinmultifunctionalmachine,whichhasmultipledegreesoffreedomcanbeusedtocarryanobjectinordertocompletetheworkindifferentenvironments.LowwagesinChina,plasticproductsindustry,althoughstillalaborintensive,mechanicalhandusehasbecomeincreasinglypopular.ElectronicsandautomotiveindustriesthatEuropeandtheUnitesStatesmultinationalcompaniesveryearlyintheirfactoriesinChina,theintroductionofautomatedproduction.ButnowthechangesarethosefoundinindustrialintensiveSouthChina,EastChinascoastalareas,localplasticprocessingplantshavealsoemergedinmechanicalwatchesbegantobecomeincreasinglyinterestedin,becausetheyhavetofaceahighturnoverrateofworkers,aswellasfortheworkerstopayworkrelatedinjuriesfeechallenges.WiththerapiddevelopmentofChinasindustrialproduction,especiallythereformandopeningupaftertherapidincreaseinthedegreeofautomationtoachievetheworkpiecehandling,steering,transmissionoroperationofbrazing,spraygun,wrenchesandothertoolsforprocessingandassemblyoperationssince,whichhasmoreandmoreattractedourattention.Machinehandistoimitatethemanualpartoftheaction,accordingtoagivenprogram,trackandrequirementsforautomaticcapture,handlingoroperationoftheautomaticmechanicaldevices.Inreallife,youwillfindthisaproblem.Inthemachineshop,theprocessingofpartsloadingtimeisnotannoying,andlaborproductivityisnothigh,thecostofproductionmajor,andsometimesmanmadeincidentswilloccur,resultinginprocessingwereinjures.Thinkaboutwhatcouldreplaceitwiththeprocessingtimeofatouraslongasthereareafewpeople,andcanoperate24hourssaturatedhumanrightTheanswerisyes,butthemachinehandcancometoreplaceit.Productionofmechanicalhandcanincreasetheautomationlevelofproductionandlaborproductivitycanreducelaborintensity,ensuringproductquality,toachievesafeproductionparticularlyinthehightemperature,highpressure,lowtemperature,lowpressure,dust,explosive,toxicandradioactivegasessuchaspoorenvironmentcanreplacethenormalworkingpeople.HereIwouldliketothinkofdesigningamachinehandtobeusedinactualproduction.Whywouldamachinehanddesignedtoprovideapneumaticpowerpneumaticmachinehandreferstothecompressedairaspowersourcedrivenmachinehand.Withpressuredrivenandotherenergydrivencomparisonhavethefollowingadvantages1.Airinexhaustible,usedlaterdischargedintotheatmosphere,doesnotrequirerecyclinganddisposal,donotpollutetheenvironment.Conceptofenvironmentalprotection2.Airstickissmall,thepipelinepressurelossissmalltypicallylessthanasphaltgaspathpressuredropofonethousandth,tofacilitatelongdistancetransport.3.Compressedairoftheworkingpressureislowusually4to8kg/persquarecentimeter,andthereforemovingthematerialcomponentsandmanufacturingaccuracyrequirementscanbelowered.4.Withthehydraulictransmission,comparedtoitsfasteractionandreaction,whichisoneoftheadvantagespneumaticoutstanding.5.Theaircleanermedia,itwillnotdegenerate,noteasytoplugthepipeline.Buttherearealsoplaceswhereitfliesintheointment1.Asthecompressibilityofair,resultinginpooraerodynamicstabilityofthework,resultingintheimplementingagenciesastheprecisionofthevelocityandnoteasilycontrolled.2.Astheuseoflowatmosphericpressure,theoutputpowercannotbetoolargeinordertoincreasetheoutputpowerisboundtothestructureoftheentirepneumaticsystemsizeincreased.2.Thecomposition,mechanicalhandMachinehandintheformofavarietyofforms,somerelativelysimple,somemorecomplicated,butthebasicformisthesameasthecompositionofthe,usuallybytheimplementingagencies,transmissionsystems,controlsystemsandauxiliarydevicescomposed.1.ImplementingagenciesManipulatorexecutingagencybythehands,wrists,arm,pillars.Handsarecrawlinginstitutions,isusedtoclampandreleasetheworkpiece,andsimilartohumanfingers,tocompletethestaffingofsimilaractions.Wristandfingersandthearmconnectingthecomponentscanbeupanddown,left,androtarymovement.Asimplemechanicalhandcannotwrist.Pillarsusedtosupportthearmcanalsobemademobileasneeded.2.TransmissionTheactuatortobeachievedbythetransmissionsystem.Subtransmissionsystemcommonlyusedmanipulatormechanicaltransmission,hydraulictransmission,pneumaticandelectricpowertransmissionandotherdriveseveralforms.3.ControlSystemManipulatorcontrolsystemsmainroleistocontrolthemachinehandaccordingtocertainprocedures,direction,position,speedofaction,asimplemechanicalhandisgenerallynotsetupadedicatedcontrolsystem,usingonlytripswitches,relays,controlvalvesandcircuitscanbeachieveddynamicdrivesystemcontrol,sothatimplementingagenciesaccordingtotherequirementsofaction.Actionwillhavetousecomplexprogrammablemachinehandcontroller,themicrocomputercontrol..3.MechanicalhandclassificationandcharacteristicsMachinehandsaregenerallydividedintothreecategoriesthefirstisthegeneralmachinerydoesnotrequiremanualhand.Itisanindependentnotaffiliatedwithaparticularhostdevice.Itcanbeprogrammedaccordingtotheneedsofthetasktocompletetheoperationoftheprovisions.Itischaracterizedwithordinarymechanicalperformance,alsohasgeneralmachinery,memory,intelligenceternarymachinery.Thesecondcategoryistheneedtomanuallydoit,calledtheoperationofaircraft.Itoriginatedintheatom,militaryindustry,firstthroughtheoperationofmachinestocompleteaparticularjob,andlaterdevelopedtooperateusingradiosignalstocarryoutdetectingmachinessuchastheMoon.Usedinindustrialmanipulatoralsofallintothiscategory.Thethirdcategoryisdedicatedmanipulator,themainsubsidiaryoftheautomaticmachinesorautomaticlines,tosolvethemachineupanddowntheworkpiecematerialanddelivery.ThismechanicalhandinforeigncountriesknownastheMechanicalHand,whichisthehostofservices,fromthehostdrivenexceptionofafewoutsidetheworkingproceduresaregenerallyfixed,andthereforespecial.MainfeaturesFirst,mechanicalhandtheupperandlowermaterialmachinehand,assemblymachinehand,handlingmachinehand,stackingmachinehand,helpmachinehand,vacuumhandlingmachines,vacuumsuctioncrane,laborsavingspreader,pneumaticbalancer,etc.Second,cantilevercranescantilevercrane,electricchainhoistcrane,airbalancethehanging,etc.Third,railtypetransportsystemhangingrail,lightrail,singlegirdercranes,doublebeamcraneFour,industrialmachinery,applicationofhandManipulatorinthemechanizationandautomationoftheproductionprocessdevelopedanewtypeofdevice.Inrecentyears,aselectronictechnology,especiallycomputerextensiveuseofmachinehanddevelopmentandproductionofhightechfieldshasbecomearapidlydevelopedanewtechnology,whichfurtherpromotedthedevelopmentofmachinehand,allowingmachinehandtobetterachievedwiththecombinationofmechanizationandautomation.Althoughthemachinehandisnotasflexibleasstaff,butithastothecontinuousduplicationofworkandlabor,Idonotknowfatigue,notafraidofdanger,thepowersnatchweightcharacteristicswhencomparedwithmanuallarge,therefore,mechanicalhandhasbeenappliedwidely,forexampleaMachiningtheworkpieceloadingandunloading,especiallyintheautomaticlathe,combinationmachinetooluseismorecommon.bIntheassemblyoperationsarewidelyusedintheelectronicsindustry,itcanbeusedtoassembleprintedcircuitboards,inthemachineryindustry.Itcanbeusedtoassemblepartsandcomponents.cTheworkingconditionsmaybepoor,monotonous,repetitiveeasytosubfatigueworkingenvironmenttoreplacehumanlabor.dMaybeindangeroussituations,suchasmilitarygoodshandling,dangerousgoodsandhazardousmaterialremovalandsoon.eUniverseandoceandevelopment.fMilitaryengineeringandbiomedicalresearchandtesting.Helpmechanicalhandallknowasthebalancer,balancesuspended,laborsavingspreader,manualTransfermachineisakindofweightlessnessofmanualloadsystem,anovel,timesavingtechnologyformaterialhandlingoperationsboosterequipment,belongingtokindsofnonstandarddesignofseriesproducts.Customerapplicationsneeds,creatingcustomizedcases.Manualoperationofasimulationoftheautomaticmachinery,itcanbeafixedprogramdraws,handlingobjectionsorperformhouseholdtoolstoaccomplishcertainspecificactions.Applicationofmachinehandcanreplacethepeopleengagedinmonotonous,repetitiveorheavymanuallabor,themechanizationandautomationofproduction,insteadofpeopleinhazardousenvironmentsmanualoperation,improvingworkingconditionsandensurepersonalsafely.Thelate20thcentury,40,theUnitedStatedatomicenergyexperiment,thefirstuseofradioactivematerialhandlingmachinehand,humanmachinehandinasaferoomtomanipulatorandgraduallyextendedtoindustrialproductionsector,forthetemperatures,pollutedareas,andloadingandunloadingtotakeplacetheworkpiecematerial,butalsoasanauxiliarydeviceinautomaticmachinetools,machinetools,automaticproductionlinesandprocessingcenter

注意事项

本文(外文翻译--机械手模型设计及制作.doc)为本站会员(英文资料库)主动上传,人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知人人文库网(发送邮件至[email protected]或直接QQ联系客服),我们立即给予删除!

温馨提示:如果因为网速或其他原因下载失败请重新下载,重复下载不扣分。

[email protected] 2015-2017 人人文库网网站版权所有
苏ICP备12009002号-5