机械手外文翻译.docx
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机械手外文翻译.docx
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机械手外文翻译
外文原文
Manipulator
Robotdevelopedinrecentdecadesashigh-techautomatedproductionequipment.Industrialrobotisanimportantbranchofindustrialrobots.Itfeaturescanbeprogrammedtoperformtasksinavarietyofexpectations,inbothstructureandperformanceadvantagesoftheirownpeopleandmachines,inparticular,reflectsthepeople'sintelligenceandadaptability.Theaccuracyofrobotoperationsandavarietyofenvironmentstheabilitytocompletetheworkinthefieldofnationaleconomyandtherearebroadprospectsfordevelopment.Withthedevelopmentofindustrialautomation,therehasbeenCNCmachiningcenter,itisinreducinglaborintensity,whilegreatlyimprovedlaborproductivity.However,theupperandlowercommoninCNCmachiningprocessesmaterial,usuallystillusemanualortraditionalrelay-controlledsemi-automaticdevice.Theformertime-consumingandlaborintensive,inefficient;thelatterduetodesigncomplexity,requiremorerelays,wiringcomplexity,vulnerabilitytobodyvibrationinterference,whiletheexistenceofpoorreliability,faultmoremaintenanceproblemsandotherissues.ProgrammableLogicControllerPLC-controlledrobotcontrolsystemformaterialsupanddownmovementissimple,circuitdesignisreasonable,withastronganti-jammingcapability,ensuringthesystem'sreliability,reducedmaintenancerate,andimproveworkefficiency.Robottechnologyrelatedtomechanics,mechanics,electricalhydraulictechnology,automaticcontroltechnology,sensortechnologyandcomputertechnologyandotherfieldsofscience,isacross-disciplinaryintegratedtechnology.First,anoverviewofindustrialmanipulatorRobotisakindofpositioningcontrolcanbeautomatedandcanbere-programmedtochangeinmulti-functionalmachine,whichhasmultipledegreesoffreedomcanbeusedtocarryanobjectinordertocompletetheworkindifferentenvironments.LowwagesinChina,plasticproductsindustry,althoughstillalabor-intensive,mechanicalhandusehasbecomeincreasinglypopular.ElectronicsandautomotiveindustriesthatEuropeandtheUnitedStatesmultinationalcompaniesveryearlyintheirfactoriesinChina,theintroductionofautomatedproduction.Butnowthechangesarethosefoundinindustrial-intensiveSouthChina,EastChina'scoastalareas,localplasticprocessingplantshavealsoemergedinmechanicalwatchesbegantobecomeincreasinglyinterestedin,becausetheyhavetofaceahighturnoverrateofworkers,aswellasfortheworkerstopaywork-relatedinjuriesfeechallenges.WiththerapiddevelopmentofChina'sindustrialproduction,especiallythereformandopeningupaftertherapidincreaseinthedegreeofautomationtoachievetheworkpiecehandling,steering,transmissionoroperationofbrazing,spraygun,wrenchesandothertoolsforprocessingandassemblyoperationssince,whichhasmoreandmoreattractedourattention.Robotistoimitatethemanualpartoftheaction,accordingtoagivenprogram,trackandrequirementsforautomaticcapture,handlingoroperationoftheautomaticmechanicaldevices.Inreallife,youwillfindthisaproblem.Inthemachineshop,theprocessingofpartsloadingtimeisnotannoying,andlaborproductivityisnothigh,thecostofproductionmajor,andsometimesman-madeincidentswilloccur,resultinginprocessingwereinjured.Thinkaboutwhatcouldreplaceitwiththeprocessingtimeofatouraslongasthereareafewpeople,andcanoperate24hourssaturatedhumanrightTheanswerisyes,buttherobotcancometoreplaceit.Productionofmechanicalhandcanincreasetheautomationlevelofproductionandlaborproductivity;canreducelaborintensity,ensuringproductquality,toachievesafeproduction;particularlyinthehigh-temperature,highpressure,lowtemperature,lowpressure,dust,explosive,toxicandradioactivegasessuchaspoorenvironmentcanreplacethenormalworkingpeople.HereIwouldliketothinkofdesigningarobottobeusedinactualproduction.Whywouldarobotdesignedtoprovideapneumaticpower:
pneumaticrobotreferstothecompressedairaspowersource-drivenrobot.Withpressure-drivenandotherenergy-drivencomparisonhavethefollowingadvantages:
1.Airinexhaustible,usedlaterdischargedintotheatmosphere,doesnotrequirerecyclinganddisposal,donotpollutetheenvironment.(Conceptofenvironmentalprotection)2.Airstickissmall,thepipelinepressurelossissmall(typicallylessthanasphaltgaspathpressuredropofone-thousandth),tofacilitatelong-distancetransport.3.Compressedairoftheworkingpressureislow(usually4to8kg/persquarecentimeter),andthereforemovingthematerialcomponentsandmanufacturingaccuracyrequirementscanbelowered.4.Withthehydraulictransmission,comparedtoitsfasteractionandreaction,whichisoneoftheadvantagespneumaticoutstanding.5.Theaircleanermedia,itwillnotdegenerate,noteasytoplugthepipeline.Buttherearealsoplaceswhereitflyintheointment:
1.Asthecompressibilityofair,resultinginpooraerodynamicstabilityofthework,resultingintheimplementingagenciesastheprecisionofthevelocityandnoteasilycontrolled.2.Astheuseoflowatmosphericpressure,theoutputpowercannotbetoolarge;inordertoincreasetheoutputpowerisboundtothestructureoftheentirepneumaticsystemsizeincreased.Withpneumaticdriveandcomparewithotherenergysourcesdrivehasthefollowingadvantages:
Airinexhaustible,usedlaterdischargedintotheatmosphere,withoutrecyclinganddisposal,donotpollutetheenvironment.Accidentalorasmallamountofleakagewouldnotbeaseriousimpactonproduction.Viscosityofairissmall,thepipelinepressurelossalsoisverysmall,easylong-distancetransport.Thelowerworkingpressureofcompressedair,pneumaticcomponentsandthereforethematerialandmanufacturingaccuracyrequirementscanbelowered.Ingeneral,reciprocatingthrustin1to2tonspneumaticeconomyisbetter.Comparedwiththehydraulictransmission,anditsfasteractionandreaction,whichisoneoftheoutstandingmeritsofpneumatic.Cleanairmedium,itwillnotdegenerate,noteasytoplugthepipeline.Itcanbesafelyusedinflammable,explosiveandthedustbigoccasions.Alsoeasytorealizeautomaticoverloadprotection.Second,thecomposition,mechanicalhandRobotintheformofavarietyofforms,somerelativelysimple,somemorecomplicated,butthebasicformisthesameasthecompositionofthe,Usuallybytheimplementingagencies,transmissionsystems,controlsystemsandauxiliarydevicescomposed.1.ImplementingagenciesManipulatorexecutingagencybythehands,wrists,arms,pillars.Handsarecrawlinginstitutions,isusedtoclampandreleasetheworkpiece,andsimilartohumanfingers,tocompletethestaffingofsimilaractions.Wristandfingersandthearmconnectingthecomponentscanbeupanddown,left,androtarymovement.Asimplemechanicalhandcannotwrist.Pillarsusedtosupportthearmcanalsobemademobileasneeded.2.TransmissionTheactuatortobeachievedbythetransmissionsystem.Sub-transmissionsystemcommonlyusedmanipulatormechanicaltransmission,hydraulictransmission,pneumaticandelectricpowertransmissionandotherdriveseveralforms.3.ControlSystemManipulatorcontrolsystem'smainroleistocontroltherobotaccordingtocertainprocedures,direction,position,speedofaction,asimplemechanicalhandisgenerallynotsetupadedicatedcontrolsystem,usingonlytripswitches,relays,controlvalvesandcircuitscanbeachieveddynamicdrivesystemcontrol,sothatimplementingagenciesaccordingtotherequirementsofaction.Actionwillhavetousecomplexprogrammablerobotcontroller,themicro-computercontrol.Three,mechanicalhandclassificationandcharacteristicsRobotsaregenerallydividedintothreecategories:
thefirstisthegeneralmachinerydoesnotrequiremanualhand.Itisanindependentnotaffiliatedwithaparticularhostdevice.Itcanbeprogrammedaccordingtotheneedsofthetasktocompletetheoperationoftheprovisions.Itischaracterizedwithordinarymechanicalperformance,alsohasgeneralmachinery,memory,intelligenceternarymachinery.Thesecondcategoryistheneedtomanuallydoit,calledtheoperationofaircraft.Itoriginatedintheatom,militaryindustry,firstthroughtheoperationofmachinestocompleteaparticularjob,andlaterdevelopedtooperateusingradiosignalstocarryoutdetectingmachinessuchastheMoon.Usedinindustrialmanipulatoralsofallintothiscategory.Thethirdcategoryisdedicatedmanipulator,themainsubsidiaryoftheautomaticmachinesorautomaticlines,tosolvethemachineupanddowntheworkpiecematerialanddelivery.Thismechanicalhandinforeigncountriesknownasthe"MechanicalHand",whichisthehostofservices,fromthehost-driven;exceptionofafewoutsidetheworkingproceduresaregenerallyfixed,andthereforespecial.Mainfeatures:
First,mechanicalhand(theupperandlowermaterialrobot,assemblyrobot,handlingrobot,stackingrobot,helprobot,vacuumhandlingmachines,vacuumsuctioncrane,labor-savingspreader,pneumaticbalancer,etc.).Second,cantilevercranes(cantilevercrane,electricchainhoistcrane,airbalancethehanging,etc.)Third,rail-typetransportsystem(hangingrail,lightrail,singlegirdercranes,double-beamcrane)machinery,Four,industrialmachinery,applicationofhandManipulatorinthemechanizationandautomationoftheproductionprocessdevelopedanewtypeofdevice.Inrecentyears,aselectronictechnology,especiallycomputerextensiveuseofrobotdevelopmentandproductionofhigh-techfieldshasbecomearapidlydevelopedanewtechnology,whichfurther
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