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西北工业大学明德学院本科毕业设计论文PAGE\*MERGEFORMAT15NUMERICALCONTROLNumericalcontrolisaformofprogrammableautomationinwhichtheprocessingequipmentiscontrolledbymeansofnumbers，letters，andothersymbols．Thenumbers，letters，andsymbolsarecodedinanappropriateformattodefineaprogramofinstructionsforaparticularworkpartorjob．Whenthejobchanges，theprogramofinstructionsischanged．ThecapabilitytochangetheprogramiswhatmakesN／Csuitableforlow-andmedium-volumeproduction．Itismucheasiertowriteprogramsthantomakemajoralterationsoftheprocessingequipment．Numbercontrollathermainusetocarryonacartoparetowardsrevolvingbodyspareparts,theTangpare,drilltopare,theJiaopare,offendsilketc.processofworkpreface.Generalabilityautoinsidecompletionoutsidecylindernoodles,conicsurface,surfaceofsphere,cylinderthread,slotandcarrynoodlesetc.thesliceofworkprefaceparetoprocess.Thehostisthetopicthatthenumbercontrollatherandincludeatoolmachinebody,signpillar,principalaxisandenteretc.istotheorganizationmachineparts.Numbercontrolequip,isnumbercontroltoolmachineofcore,includehardwareandcorrespondofsoftware,usedforanimportationnumeralturnofsparepartsprocedure,andcompletionimportationinformationofsaving,thetransformationofdata,puttorepairoperationandrealizationvariouscontrolfunction.Drivetoequip,heisnumbercontrolthedriveoforganizationofthetoolmachineperformanceparts,includeaprincipalaxistodriveunitandentertotheunit,principalaxiselectricalengineeringandenteretc.toelectricalengineering.Heunderthecontrolthatnumbercontroltoequippasselectricityorelectricityliquidservosystemrealizationprincipalaxiswithentersgivedrive.Whenseveralentertogivealliedmove,cancompletionfixedposition,straightline,processofflatsurfacecurveandspacecurve.Assistanceequipstheindexnumbercontroltoolmachineofsomenecessityofkitparts,inordertoassurancenumbercontroltoolmachineofcirculate,suchascooloff,rowscraps,lubricate,illuminate,monitoretc.Itincludealiquidtopressfriendlymoveequip,rowscrapsequip,exchangeworkset,numbercontroltoturnTaiwanandnumbercontrolcentdegreehead.
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