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1、附录外文文献原文IndustrialRobotsDefinition“Arobotisareprogrammable,multifunctionalmachinedesignedtomanipulatematerials,parts,tools,orspecializeddevices,throughvariableprogrammedmotionsfortheperformanceofavarietyoftasks.”--RoboticsIndustriesAssociation“Arobotisanautomati
2、cdevicethatperformsfunctionsnormallyascribrdtohumansoramachineinormofahuman.”--WebstersDictionaryTheindustrialrobotisusedinthemanufacturingenvironmenttoincreaseproductivity.Itcanbeusedtodoroutineandtediousassemblylinejobs,oritcanperformjobsthatmightbehazardousto
3、doroutineandtediousassemblylinejobs,oritcanperformjobsthatmightbehazardoustothehumanworker.Forexample,oneofthefirstindustrialrobotswasusedtoreplacethenuclearfuelrodsinnuclearpowerplants.Ahumandoingthisjobmightbeexposedtoharmfulamountsofradiation.Theindustrialrob
4、otcanalsooperateontheassemblyline,puttingtogethersmallcomponents,suchasplacingelectroniccomponentsonaprintedcircuitboard.Thus,thehumanworkercanberelievedoftheroutineoperationofthistedioustask.Robotscanalsobeprogrammedtodefusebombs,toservethehandicapped,andtoperf
5、ormfunctionsinnumerousapplicationsinoursociety.Therobotcanbethoughtofasamachinethatwillmoveanend-of-armtool,sensor,andgrippertoapreprogrammedlocation.Whentherobotarrivesatthislocation,itwillperformsomesortoftask.Thistaskcouldbewelding,sealing,machineloading,mach
6、ineunloading,orahostofassemblyjobs.Generally,thisworkcanbeaccomplishedwithouttheinvolvementofahumanbeing,exceptforprogrammingandforturningthesystemonandoff.Thebasicterminologyofroboticsystemsisintroducedinthefollowing:1.Arobotisareprogrammable,multifunctionalman
7、ipulatordesignedtomoveparts,materials,tools,orspecialdevicesthroughvariableprogrammedmotionsfortheperformanceofavarietyofdifferenttask.Thisbasicdefinitionleadstootherdefinitions,presentedinthefollowingparagraphs,thatgiveacompletepictureofaroboticsystem.2.Preprog
8、rammedlocationsarepathsthattherobotmustfollowtoaccomplishwork.Atsomeoftheselocations,therobotwillstopandperformsomeoperation,suchasassemblyofparts,spraypainting,orwel
