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1、Robottheindustrialrobotisatoolthatisusedinthemanufacturingenvironmenttoincreaseproductivity.Itcanperformjobsthatmightsbehazardoustothehumanworker.Oneofthefirstindustrialrobotswasusedtoreplacethenuclearpowerplants.Theindustrialrobotcanalsooperateontheassemblylinesuc
2、hasplacingelectroniccomponentsonaprintedcircuitboard.Thus,thehumanworkercanberelievedoftheroutineoperationofthistedioustask.Robotscanalsobeprogrammedtodefusebombs,toservethehandicapped,andtoperformfunctionsinnumerousapplicationsinoursociety.Arobotisareprogrammable,
3、multifunctionalmanipulatordesignedtomoreparts,materialstoolsorspecialdevicesthroughvariablepregrammedlocationsfortheperformanceofavarietyofdifferenttasks.Preprogrammedlocationsarepathsthattherobotmustfollowtoaccomplishwork.Atsomeoftheselocations,therobotwillstopand
4、performsomeoperation,suchasassemblyofparts,spraypainting,orwelding.Theseppreprogrammedlocationsarestoredintherobot’smemoryandarerecalledlaterforcontinousoperation.Furthermore,thesepreprogrammedlocations,aswellasotherprogramdata,canbechangedlaterastheworkrequirement
5、schange.Thus,withregardtothisprogrammingfeature,anindustrialrobotisverymuchlikeacomputer.Theroboticsystemcanalsocontroltheworkcelloftheoperatingrobot.Theworkcelloftherobotisthetotalenviromentinwhichtherobotmustperformitstask.Includedwithinthiscellmaybetherobotmanip
6、ulator,controller,aworktable,safetyfeatures,oraconveyor.Inaddition,signalsfromoutsidedevicecancommunicatewiththerobot.Themanipulator,whichdoesthephysicalworkoftheroboticsystem,consistsoftwosections:themechanicalsectionandtheattachedappendage.Themanipulatoralsohasab
7、asetowhichtheappendagesareattached.Thebaseofthemanipulatorisusuallyfixedtotheflooroftheworkarea.Sometimes,through,thebasemaybemovable.Inthiscase,thebaseisattachedtoeitherarailoratrack,allowingthemanipulatortobemovedfromonelocationtoanother.themanipulatorismainlycom
8、posedofthehandandthemotion.Thehandisusesfortograspholdstheworkpiece(ortool)thepart,accordingtoisgraspedholdsthethingshape,thesize,theweight,thema
