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CNCCUTTINGTECHNOLOGYREVIEWNUMERICALCONTROLHIGHSPEEDCUTTINGTECHNOLOGYHIGHSPEEDMACHINING,HSM,ORHIGHSPEEDCUTTING,HSC,ISONEOFTHEADVANCEDMANUFACTURINGTECHNOLOGYTOIMPROVETHEMACHININGEFFICIENCYANDQUALITY,THESTUDYOFRELATEDTECHNOLOGYHASBECOMEANIMPORTANTRESEARCHDIRECTIONOFADVANCEDMANUFACTURINGTECHNOLOGYATHOMEANDABROADCHINAISABIGMANUFACTURINGCOUNTRY,INTHEWORLDOFINDUSTRYTRANSFERTOACCEPTTHEFRONTINSTEADOFBACKENDOFTHETRANSFER,TOMASTERTHECORETECHNOLOGYOFADVANCEDMANUFACTURING,ORINANEWROUNDOFINTERNATIONALINDUSTRIALSTRUCTUREADJUSTMENT,OURCOUNTRYMANUFACTURINGINDUSTRYWILLFURTHERBEHINDIMMINENTRESEARCHONTHETHEORYANDAPPLICATIONOFADVANCEDTECHNOLOGY1,HIGHSPEEDCNCMACHININGMEANINGHIGHSPEEDCUTTINGTHEORYPUTFORWARDBYTHEGERMANPHYSICISTCARLJSALOMONINTHELASTCENTURYANDEARLYTHIRTYSHECONCLUDEDBYALOTOFEXPERIMENTSINTHENORMALRANGEOFCUTTINGSPEED,CUTTINGSPEEDIFTHEINCREASE,WILLCAUSETHECUTTINGTEMPERATURERISE,EXACERBATINGTHEWEAROFCUTTINGTOOL;HOWEVER,WHENTHECUTTINGSPEEDISINCREASEDTOACERTAINVALUE,ASLONGASMORETHANTHEINFLECTIONPOINT,WITHTHEINCREASEOFTHECUTTINGSPEED,CUTTINGTEMPERATURECANNOTRISE,BUTWILLDECLINE,SOASLONGASTHECUTTINGSPEEDISHIGHENOUGH,ITCANBESOLVEDVERYWELLINHIGHCUTTINGTEMPERATURECAUSEDBYTOOLWEARISNOTCONDUCIVETOTHECUTTINGPROBLEM,OBTAINEDGOODPROCESSINGEFFICIENCYWITHTHEDEVELOPMENTOFMANUFACTURINGINDUSTRY,THISTHEORYISGRADUALLYPAIDMOREATTENTIONTO,ANDATTRACTEDALOTOFATTENTION,ONTHEBASISOFTHISTHEORYHASGRADUALLYFORMEDTHEFIELDOFHIGHSPEEDCUTTINGTECHNOLOGYOFNC,RELATIVELYEARLYRESEARCHONNCHIGHSPEEDMACHININGTECHNOLOGYINDEVELOPEDCOUNTRIES,THROUGHTHETHEORETICALBASISOFTHERESEARCH,BASICRESEARCHANDAPPLIEDRESEARCHANDDEVELOPMENTAPPLICATION,ATPRESENTAPPLICATIONSHAVEENTEREDTHESUBSTANTIVESTAGEINSOMEAREASTHEHIGHSPEEDCUTTINGPROCESSINGCATEGORY,GENERALLYHAVETHEFOLLOWINGSEVERALKINDSOFCLASSIFICATIONMETHODS,ONEISTOSEETHATCUTTINGSPEED,CUTTINGSPEEDOVERCONVENTIONALCUTTINGSPEEDIS510TIMESOFHIGHSPEEDCUTTINGALSOHASTHESCHOLARTOSPINDLESPEEDASTHEDEFINITIONOFHIGHSPEEDPROCESSINGSTANDARDS,THATTHESPINDLESPEEDISHIGHERTHANTHATOF8000R\/MINFORHIGHSPEEDMACHININGANDFROMTHEMACHINETOOLSPINDLEDESIGNPOINTOFVIEW,WITHTHEPRODUCTOFDNDIAMETEROFSPINDLEANDSPINDLESPEED,IFTHEVALUEOFDNTO52000105MMR\/MIN,ISCONSIDEREDTOBEOFHIGHSPEEDMACHININGINPRACTICE,DIFFERENTPROCESSINGMETHODS,DIFFERENTMATERIALS,HIGHSPEEDCUTTINGSPEEDCORRESPONDINGTODIFFERENTISGENERALLYBELIEVEDTHATTHETURNINGSPEEDOF7007000M\/MIN,MILLINGSPEEDREACHESM\/MIN3006000,THATISINTHEHIGHSPEEDCUTTINGINADDITION,FROMTHEPRACTICALCONSIDERATIONS,HIGHSPEEDMACHININGCONCEPTNOTONLYCONTAINSTHEHIGHSPEEDCUTTINGPROCESS,INTEGRATIONANDOPTIMIZATIONALSOCONTAINSTHEPROCESSOFCUTTING,ISACANOBTAINGOODECONOMICBENEFITSANDHIGHSPEED,ISTHEUNITYOFTECHNOLOGYANDBENEFITHIGHSPEEDCUTTINGTECHNOLOGYISINTHEMACHINETOOLSTRUCTUREANDMATERIALS,MACHINETOOLDESIGN,MANUFACTURINGTECHNOLOGY,HIGHSPEEDSPINDLESYSTEM,HIGHPERFORMANCEANDFASTFEEDINGSYSTEM,AHIGHPERFORMANCECNCSYSTEM,TOOLHOLDERSYSTEM,HIGHPERFORMANCETOOLMATERIALANDTOOLDESIGNANDMANUFACTURINGTECHNOLOGY,HIGHEFFICIENCYANDHIGHPRECISIONMEASUREMENTANDTESTINGTECHNOLOGY,THEMECHANISMOFHIGHSPEEDCUTTING,HIGHSPEEDCUTTINGPROCESSANDOTHERRELATEDHARDWAREANDSOFTWARETECHNOLOGYAREFULLYINTEGRATEDINTOTHEDEVELOPMENTFOUNDATIONTHEREFORE,HIGHSPEEDCUTTINGTECHNOLOGYISACOMPLEXSYSTEMENGINEERING,ISAWITHTHERELATEDTECHNOLOGYDEVELOPMENTANDTHEDEVELOPMENTOFTHECONCEPTOF2,THESUPERIORITYOFHIGHSPEEDCNCMACHININGDUETOTHELARGEAMPLITUDEOFTHEINCREASEOFTHECUTTINGSPEED,HIGHSPEEDMACHININGTECHNOLOGYNOTONLYIMPROVESTHECUTTINGPRODUCTIVITY,ANDCOMPAREDWITHTHECONVENTIONALCUTTINGALSOHASSOMEOBVIOUSADVANTAGESFIRST,SMALLCUTTINGFORCEINHIGHSPEEDMILLING,CUTTINGADOPTSTHEFORMOFSMALLQUANTITIES,HIGHCUTTINGSPEED,THECUTTINGFORCEISREDUCEDBY30COMPAREDTOTHECONVENTIONALCUTTING,ESPECIALLYTHERADIALCUTTINGFORCEGREATLYSPINDLEBEARING,TOOL,WORKPIECEISREDUCEDBOTHTOREDUCETOOLWEAR,ANDEFFECTIVECONTROLOFTHEVIBRATIONMACHININGSYSTEM,IMPROVETHEMACHININGACCURACYSECOND,THEMATERIALREMOVALRATEISHIGHTHEUSEOFHIGHSPEEDCUTTING,CUTTINGSPEEDANDFEEDRATEAREIMPROVEDGREATLY,THESAMETIMETHEMATERIALREMOVALRATEISIMPROVEDGREATLYTHUSGREATLYIMPROVETHEPROCESSINGEFFICIENCYTHIRD,THERMALDEFORMATIONSMALLINTHEHIGHSPEEDCUTTING,CUTTINGHEAT,MOSTOFTHETIMETOTHEWORKPIECEBYTHEOUTFLOWOFHIGHSPEEDCHIPAWAY,SOTHEHEATINGTIMEOFTHEMACHINEDSURFACEISSHORT,NOTBECAUSEOFTHETEMPERATURERISELEADSTOTHERMALDEFORMATION,ISHELPFULTOIMPROVETHESURFACEACCURACY,PHYSICALANDMECHANICALPROPERTIESOFTHEMACHINEDSURFACEPROCESSINGMETHODISBETTERTHANTHECOMMONFOURTH,HIGHPRECISIONMACHININGHIGHSPEEDCUTTINGUSUALLYFEEDISRELATIVELYSMALL,SOTHATTHEMACHINEDSURFACEROUGHNESSISGREATLYREDUCED,ATTHESAMETIMEASTHECUTTINGFORCEISSMALLERTHANTHECONVENTIONALVIBRATIONCUTTING,MACHININGSYSTEMISREDUCED,THEMACHININGPROCESSMORESMOOTHLY,SOTHATGOODQUALITY,CANREALIZEHIGHACCURACY,LOWDEGREEOFROUGHMACHININGFIFTH,THEGREENENVIRONMENTALPROTECTIONWHENHIGHSPEEDCUTTING,WORKPIECEMACHININGTIMEISSHORTENED,THEUSEOFENERGYANDEQUIPMENTRATE,HIGHPROCESSINGEFFICIENCY,LOWPROCESSINGENERGYCONSUMPTION,ATTHESAMETIME,DUETOTHEHIGHSPEEDCUTTINGCANBEACHIEVEDEVENWITHOUTDRYCUTTING,REDUCETHECUTTINGFLUID,REDUCEPOLLUTIONANDCONSUMPTIONRESEARCHANDAPPLICATIONOFNUMERIC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