基于solidworks机床夹具设计外文翻译详解

2604130359CNCCuttingTechnologyReviewNumericalcontrolhighspeedcuttingtechnology(HighSpeedMachining,HSM,orHighSpeedCutting,HSC),isoneoftheadvancedmanufacturingtechnologytoimprovethemachiningefficiencyandquality,thestudyofrelatedtechnologyhasbecomeanimportantresearchdirectionofadvancedmanufacturingtechnologyathomeandabroad.Chinaisabigmanufacturingcountry,intheworldofindustrytransfertoacceptthefrontinsteadofback-endofthetransfer,tomasterthecoretechnologyofadvancedmanufacturing,orinanewroundofinternationalindustrialstructureadjustment,ourcountrymanufacturingindustrywillfurtherbehind.Imminentresearchonthetheoryandapplicationofadvancedtechnology.1,high-speedCNCmachiningmeaningHighspeedcuttingtheoryputforwardbytheGermanphysicistCarl.J.Salomoninthelastcenturyandearlythirty's.Heconcludedbyalotofexperiments:inthenormalrangeofcuttingspeed,cuttingspeediftheincrease,willcausethecuttingtemperaturerise,exacerbatingthewearofcuttingtool;however,whenthecuttingspeedisincreasedtoacertainvalue,aslongasmorethantheinflectionpoint,withtheincreaseofthecuttingspeed,cuttingtemperaturecannotrise,butwilldecline,soaslongasthecuttingspeedishighenough,itcanbesolvedverywellinhighcuttingtemperaturecausedbytoolwearisnotconducivetothecuttingproblem,obtainedgoodprocessingefficiency.Withthedevelopmentofmanufacturingindustry,thistheoryisgraduallypaidmoreattentionto,andattractedalotofattention,onthebasisofthistheoryhasgraduallyformedthefieldofhigh-speedcuttingtechnologyofNC,relativelyearlyresearchonNCHigh-speedMachiningTechnologyindevelopedcountries,throughthetheoreticalbasisoftheresearch,basicresearchandappliedresearchanddevelopmentapplication,atpresentapplicationshaveenteredthesubstantivestageinsomeareas.Thehigh-speedcuttingprocessingcategory,generallyhavethefollowingseveralkindsofclassificationmethods,oneistoseethatcuttingspeed,cuttingspeedoverconventionalcuttingspeedis5-10timesofhighspeedcutting.Alsohasthescholartospindlespeedasthedefinitionofhigh-speedprocessingstandards,thatthespindlespeedishigherthanthatof8000r\/minforhighspeedmachining.Andfromthemachinetoolspindledesignpointofview,withtheproductofDNdiameterofspindleandspindlespeed,ifthevalueofDNto(5~2000)*105mm.r\/min,isconsideredtobeofhighspeedmachining.Inpractice,differentprocessingmethods,differentmaterials,highspeedcuttingspeedcorrespondingtodifferent.Isgenerallybelievedthattheturningspeedof(700~7000)m\/min,millingspeedreachesm\/min(300~6000),thatisinthehigh-speedcutting.Inaddition,fromthepracticalconsiderations,high-speedmachiningconceptnotonlycontainsthehighspeedcuttingprocess,integrationandoptimizationalsocontainstheprocessofcutting,isacanobtaingoodeconomicbenefitsandhighspeed,istheunityoftechnologyandbenefit.High-speedcuttingtechnologyisinthemachinetoolstructureandmaterials,machinetooldesign,manufacturingtechnology,high-speedspindlesystem,highperformanceandfastfeedingsystem,ahighperformanceCNCsystem,toolholdersystem,highperformancetoolmaterialandtooldesignandmanufacturingtechnology,highefficiencyandhighprecisionmeasurementandtestingtechnology,themechanismofhighspeedcutting,highspeedcuttingprocessandotherrelatedhardwareandsoftwaretechnologyarefullyintegratedintothedevelopmentfoundation.Therefore,highspeedcuttingtechnologyisacomplexsystemengineering,isawiththerelatedtechnologydevelopmentandthedevelopmentoftheconceptof.2,thesuperiorityofhigh-speedCNCmachiningDuetothelargeamplitudeoftheincreaseofthecuttingspeed,highspeedmachiningtechnologynotonlyimprovesthecuttingproductivity,andcomparedwiththeconventionalcuttingalsohassomeobviousadvantages:first,smallcuttingforce:inhighspeedmilling,cuttingadoptstheformofsmallquantities,highcuttingspeed,thecuttingforceisreducedby30%comparedtotheconventionalcutting,especiallytheradialcuttingforcegreatlyspindlebearing,tool,workpieceisreduced.Bothtoreducetoolwear,andeffectivecontrolofthevibrationmachiningsystem,improvethemachiningaccuracy.Second,thematerialremovalrateishigh:theuseofhighspeedcutting,cuttingspeedandfeedrateareimprovedgreatly,thesametimethematerialremovalrateisimprovedgreatly.Thusgreatlyimprovetheprocessingefficiency.Third,thermaldeformationsmall:inthehigh-speedcutting,cuttingheat,mostofthetimetotheworkpiecebytheoutflowofhigh-speedchipaway,sotheheatingtimeofthemachinedsurfaceisshort,notbecauseofthetemperatureriseleadstothermaldeformation,ishelpfultoimprovethesurfaceaccuracy,physicalandmechanicalpropertiesofthemachinedsurfaceprocessingmethodisbetterthanthecommon.Fourth,highprecisionmachining:highspeedcuttingusuallyfeedisrelativelysmall,sothatthemachinedsurfaceroughnessisgreatlyreduced,atthesametimeasthecuttingforceissmallerthantheconventionalvibrationcutting,machiningsystemisreduced,themachiningprocessmoresmoothly,sothatgoodquality,canrealizehighaccuracy,lowdegreeofroughmachining.Fifth,thegreenenvironmentalprotection:whenhighspeedcutting,workpiecemachiningtimeisshortened,theuseofenergyandequipmentrate,highprocessingefficiency,lowprocessingenergyconsumption,atthesametime,duetothehighspeedcuttingcanbeachievedevenwithoutdrycutting,reducethecutti