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外文翻译----计算机数控 英文版.doc

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外文翻译----计算机数控 英文版.doc

南昌航空大学科技学院机械设计制造及其自动化专业2010届毕业设计论文诺基亚3120外壳注塑模设计及数控仿真加工1英文资料CNCWHATISCNCCNCISSHORTFOR“COMPUTERNUMERICCONTROL”WHICHISHOWACOMPUTERTALKSTOAMILLINGMACHINETOCONTROLITSMOVEMENTSTOCUTTHEPARTYOUDESIGNTHELANGUAGEITUSESISCALLED“GCODE”,WHICHISASERIESOFINSTRUCTIONSTHAT,COMBINEDWITHX,YANDZCOORDINATESDENOTESDIRECTION,SPEEDSANDKEYPOINTSOFTHESHAPETOBECUTINTHEPAST,FOREXAMPLE,EVENTHEMOSTSKILLEDMACHINISTWOULDHAVEAPROBLEMCUTTINGACIRCLEBECAUSEBOTHTHEXANDYHANDWHEELSWOULDHAVETOBECRANKEDATTHESAMETIMEATCONSTANTLYVARYINGRATESATTHESAMETIMETHECOMPUTER,HOWEVER,HASNOTROUBLEDOINGTHIS,ANDACOMPLICATEDSHAPECANBECUTJUSTASEASILYASASTRAIGHTLINETHEADVANTAGEOFCNCBEYONDCUTTINGDIFFICULT3DSHAPESISTHATONCETHEPROGRAMISWRITTENANDTHEHOLDINGFIXTURESMADE,MULTIPLEIDENTICALPARTSCANBEMADERAPIDLYCNCMILLINGCOMPUTERNUMERICALCONTROLCNCMILLINGISTHEMOSTCOMMONFORMOFCNCCNCMILLSCANPERFORMTHEFUNCTIONSOFDRILLINGANDOFTENTURNINGCNCMILLSARECLASSIFIEDACCORDINGTOTHENUMBEROFAXESTHATTHEYPOSSESSAXESARELABELEDASXANDYFORHORIZONTALMOVEMENT,ANDZFORVERTICALMOVEMENT,ASSHOWNINTHISVIEWOFAMANUALMILLTABLEASTANDARDMANUALLIGHTDUTYMILLSUCHASABRIDGEPORT™ISTYPICALLYASSUMEDTOHAVEFOURAXES1TABLEX2TABLEY3TABLEZ4MILLINGHEADZTHENUMBEROFAXESOFAMILLINGMACHINEISACOMMONSUBJECTOFCASUALSHOPTALKANDISOFTENINTERPRETEDINVARYINGWAYSWEPRESENTHEREWHATWEHAVESEENTYPICALLYPRESENTEDBY南昌航空大学科技学院机械设计制造及其自动化专业2010届毕业设计论文诺基亚3120外壳注塑模设计及数控仿真加工2MANUFACTURERSAFIVEAXISCNCMILLINGMACHINEHASANEXTRAAXISINTHEFORMOFAHORIZONTALPIVOTFORTHEMILLINGHEAD,ASSHOWNBELOWTHISALLOWSEXTRAFLEXIBILITYFORMACHININGWITHTHEENDMILLATANANGLEWITHRESPECTTOTHETABLEASIXAXISCNCMILLINGMACHINEWOULDHAVEANOTHERHORIZONTALPIVOTFORTHEMILLINGHEAD,THISTIMEPERPENDICULARTOTHEFIFTHAXISCNCMILLINGMACHINESARETRADITIONALLYPROGRAMMEDUSINGASETOFCOMMANDSKNOWNASGCODESGCODESREPRESENTSPECIFICCNCFUNCTIONSINALPHANUMERICFORMATDESCRIPTIONTHEFLASHCUTCNCMILLSAREDESIGNEDFORSIMPLECNCMACHININGOFALMOSTANYSMALLPARTTHEYREACCURATE,VERSATILE,ANDEXTREMELYEASYTOUSEPEOPLENEWTOMACHININGORCNCCONTROLCANUSETHESYSTEMTOCREATEANYTHINGFROMSIMPLE南昌航空大学科技学院机械设计制造及其自动化专业2010届毕业设计论文诺基亚3120外壳注塑模设计及数控仿真加工32DPROFILESTOCOMPLEX3DSHAPESEXPERIENCEDMACHINISTSCANCHOOSEFROMAWIDERANGEOFAVAILABLEOPTIONSFORCOMPLEXSETUPSANDADVANCEDMACHININGOPERATIONSFLASHCUTCNCMILL2000FLASHCUTCNCMILL5400SERVOSTEPPERSC2000HSC2000VTYPICALAPPLICATIONSRAPIDPROTOTYPINGLIGHTMEDIUMDUTYPRODUCTIONJEWELRYMOLDMAKINGENGRAVINGWOODWORKINGLABWORKEDUCATIONHOBBYIMPORTANTFEATURESRELIABLE,HIGHQUALITYCNCMILLPOWERFUL,INTUITIVEWINDOWSBASEDCONTROLSYSTEMFASTANDACCURATE南昌航空大学科技学院机械设计制造及其自动化专业2010届毕业设计论文诺基亚3120外壳注塑模设计及数控仿真加工4WIDERANGEOFTOOLINGANDACCESSORIESCUTSSTEEL,ALUMINUM,BRASS,PLASTIC,WOOD,WAXANDMOREPOWERFULMOTORSANDMOTORDRIVERSDIRECTIMPORTFROMCADFORSIMPLEDESIGNSCAMSOFTWAREAVAILABLEFORIMPORTINGCOMPLEX3DMODELSCHOICEOFSTEPPERORSERVOCONTROLSYSTEMVARIABLESPINDLESPEEDEXCEPTIONALTECHNICALSUPPORTEXCEPTIONALVALUECOMPONENTSINCLUDEDTABLETOPMILLWITHINTEGRATEDMOTORMOUNTSFLASHCUTCNCCONTROLSOFTWARESIGNALGENERATORSTEPPERCONTROLSYSTEMO3AXIS,2AMP/AXISSTEPPERMOTORDRIVERBOXO3SIZE23,135OZINSTEPPERMOTORSWITH6CABLESSERVOCONTROLSYSTEMO3AXIS,8AMP/AXISCONTINUOUS,12AMP/AXISPEAKSERVOMOTORDRIVERBOXO3SIZE23,151OZINSERVOMOTORSWITH10CABLESALLREQUIREDCABLESSOFTWAREANDHARDWAREMANUALSFREETECHNICALSUPPORTFLASHCUTALSOOFFERSMILLLATHECOMBINATIONPACKAGESTHATINCLUDEONE3AXISCONTROLSYSTEMANDTWOMACHINETOOLSWITHMOTORSMOUNTEDYOUCANEASILYSWITCHBETWEENRUNNINGTHEMILLANDRUNNINGTHELATHEBYPLUGGINGTHEAPPROPRIATEMOTORSINTOTHEMOTORDRIVERBOXTHEMILLLATHECOMBINATIONPACKAGESINCLUDETHECOMPONENTSLISTEDABOVEPLUSTABLETOPLATHEWITHINTEGRATEDMOTORMOUNTSSTEPPERCONTROLSYSTEMO2SIZE23,135OZINSTEPPERMOTORSWITH6CABLESSERVOCONTROLSYSTEM2SIZE23,151OZINSERVOMOTORSWITH10CABLES

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