工业机器人英语.docx
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工业机器人英语.docx
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工业机器人英语
Lastrevisiondate:
13December2020.
工业机器人英语
IndustrialRobots
Inthemodernlarge-scalemanufacturingindustry,enterprisespaymoreattentionontheautomationdegreeoftheproductionprocessinordertoenhancetheproductionefficiency,andguaranteetheproductquality.Asanimportantpartoftheautomationproductionline,industrialrobotsaregraduallyapprovedandadoptedbyenterprises.Thetechniquelevelandtheapplicationdegreeofindustrialrobotsreflectthenationalleveloftheindustrialautomationtosomeextent,currently,industrialrobotsmainlyundertakethejopsofwelding,spraying,transportingandstowingetc.,whichareusuallydonerepeatedlyandtakehighworkstrength,andmostoftheserobotsworkinplaybackway.InthispaperIwilldesignanindustrialrobotwithfourDOFs,whichisusedtocarrymaterialforapunch.FirstIwilldesignthestructureofthebase,thebigarm,thesmallarmandtheendmanipulatoroftherobot,thenchooseproperdrivemethodandtransmissionmethod,buildingthemechanicalstructureoftherobot.Onthisfoundation,Iwilldesignthecontrolsystemoftherobot,includingchoosingDAQcard,servocontrol,andfeedbackmethodanddesigningelectriccircuitoftheterminalcardandcontrolsoftware.Greatattentionwillbepaidonthereliabilityofthecontrolsoftwareandtherobotsafetyduringrunning.Theaimstorealizefinallyinclude:
servocontrolandbrakeofthejoint,monitoringthemovementofeachjointinrealtime,playbackprogrammingandmodifyingtheprogramonline,settingreferencepointandreturningtoreferencepoint.
Arobotisamechanicalorvirtualintelligentagentthatcanperformtasksautomaticallyorwithguidance,typicallybyremotecontrol.Inpracticearobotisusuallyanthatisguidedbycomputerandelectronicprogramming.Robotscanbe,semi-autonomousorremotelycontrolled.Robotsrangefromhumanoidssuchasandto,,,,and.Bymimickingalifelikeappearanceorautomatingmovements,arobotmayconveyasensethatithasorofitsown.Thebranchoftechnologythatdealswithrobotsis.Whensocietiesfirstbegandeveloping,nearlyallproductionandeffortwastheresultofhumanlabor,aswellaswiththeaidofsemi-andfullydomesticatedanimals.Asmechanicalmeansofperformingfunctionswerediscovered,andmechanicsandcomplexmechanismsweredeveloped,theneedforhumanlaborwasreduced.Machinerywasinitiallyusedforrepetitivefunctions,suchasliftingwaterandgrindinggrain.
Modernindustrialrobotsaretruemarvelsofengineering.Arobotthesizeofapersoncaneasilycarryaloadoveronehundredpoundsandmoveitveryquicklywitharepeatabilityof+/inches.Furthermoretheserobotscandothose24hoursadayforyearsonendwithnofailureswhatsoever.Thoughtheyarereprogrammable,inmanyapplications(particularlythoseintheautoindustry)theyareprogrammedonceandthenrepeatthatexactsametaskforyears.
Asix-axisrobotliketheyellowonebelowcostsabout$60,000.WhatIfindinterestingisthatdeployingtherobotcostsanother$200,000.Thus,thecostoftherobotitselfisjustafractionofthecostofthetotalsystem.Thetoolstherobotusescombinedwiththecostofprogrammingtherobotformthemajorpercentageofthecost.That'swhyrobotsintheautoindustryarerarelyreprogrammed.Iftheyaregoingtogototheexpenseofdeployingarobotforanothertask,thentheymayaswelluseanewrobot.
Thisisprettymuchthetypicalmachinepeoplethinkofwhentheythinkofindustrialrobots.Fanucmakesthisparticularrobot.Fanucisthelargestmakerofthesetypeofrobotsintheworldandtheyarealmostalwaysyellow.Thisrobothassixindependentjoints,alsocalledsixdegreesoffreedom.Thereasonforthisisthatarbitrarilyplacingasolidbodyinspacerequiressixparameters;threetospecifythelocation(x,y,zforexample)andthreetospecifytheorientation(roll,yaw,pitchforexample).
Ifyoulookcloselyyouwillseetwocylindricalpistonsonthesideoftherobot.Thesecylinderscontain"anti-gravity"springsthatareabigpartofthereasonrobotslikethesecancarrysuchheavyloads.Thesespringscounter-balanceagainstgravitysimilartothewaythespringsonthegaragedoormakeitmucheasierforapersontolift.
Youwillseerobotslikethesewelding,paintingandhandlingmaterials.
TherobotshownatrightismadebyanAmericancompany,AdeptTechnology.AdeptisAmerica'slargestrobotcompanyandtheworld'sleadingproducerofSCARArobots.Thisisactuallythemostcommonindustrialrobot.SCARAstandsforSelectiveComplianceArticulated(thoughsomefolksuseAssemblyhere)RobotArm.Therobothasthreejointsinthehorizontalplanethatgiveitx-ypositioningandorientationparalleltotheplane.Thereisonelinearjointthatsuppliesthezpositioning
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- 工业 机器人 英语