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1、High-speedmachininganddemandforthedevelopmentofitHigh-speedmachiningisanimportantcomponentofcontemporaryadvancedmanufacturingtechnologyandhashigh-efficiency,high-precisionandhighsurfacequality,andotherfeatures.Thisarticlepresentsthetechnicaldefinitionofthecurrentstateofd
2、evelopmentofChina''sapplicationfieldsandthedemandsituation。High-speedmachiningisanewhigh-techwhichisorientedtothe21stcentury,high-efficiency,High-precisionandhighsurfacequalityasabasicfeature,intheautomobileindustry,aerospace,DieManufacturingandinstrumentationindustriesg
3、ainedincreasinglywidespreadapplication,andhasmadesignificanttechnicalandeconomicbenefits.contemporaryadvancedmanufacturingtechnologyanimportantcomponentpart。HSCistoachievehighefficiencyofthecoretechnologymanufacturers,intensiveprocessesandequipmentpackagedsothatithasahig
4、hproductionefficiency.Itcanbesaidthatthehigh-speedmachiningisanincreaseinthequantityofequipmentsignificantlyimproveprocessingefficiencyessentialtothetechnology.High-speedmachiningisthemajoradvantages:improveproductionefficiency,improveaccuracyandreducetheprocessingofcutt
5、ingresistance。Thehigh-speedmachiningofmeaning,atpresentthereisnouniformunderstanding,therearegenerallyseveralpointsasfollows:highcuttingspeed.usuallyfasterthanthatoftheirnormalcutting5-10times;machinetoolspindlespeedhigh,generallyspindlespeedin-20000r/minabove10,000forhi
6、gh-speedcutting;Feedathighvelocity,usually15-50m/minupto90m/min;Fordifferentcuttingmaterialsandthewiringusedthetoolmaterial,high-speedcuttingthemeaningisnotnecessarilythesame;Cuttingprocess,bladedthroughfrequency(ToothPassingFrequency)closertothe"machine-tool-Workpiece"s
7、ystemthedominantnaturalfrequency(DominantNaturalFrequency),canbeconsideredtobehigh-speedcutting.Visibilityhigh-speedmachiningisacomprehensiveconcept。1992.Germany,theDarmstadtUniversityofTechnology,ProfessorH.Schulzinthe52thontheincreaseofhigh-speedcuttingfortheconceptand
8、thescope,asshowninFigure1.Thinkdifferentcuttingtargets,showninthefigureofthetransitionarea(Transition),