CFRP-鈦合金螺旋銑孔專用刀具優(yōu)化與試驗(yàn)研究.pdf

1、天津大學(xué)碩士學(xué)位論文CFRP鈦合金螺旋銑孔專用刀具優(yōu)化與試驗(yàn)研究姓名：孫曉太申請學(xué)位級別：碩士專業(yè)：機(jī)械工程指導(dǎo)教師：秦旭達(dá)201112ABSTRACTAsnard’cuttingmaterials，CFRP／titaniumalloyarewidelyusedinaerosDacefieldInassemblyprocessofaviationparts，largenumberofholesneedsmachininginCFRP／t

2、itaniumlaminatedmaterialsSotheefficiencyandqualityofhoIeswaitingtobeprocessedareveryimportantforimprovingtheefficiencyofassemblyprocessJn日eto陀itISnecessarytostudytheholemachiningprocessingandoptimizethespecialtoolsBasedo

3、nthecuttingmechanismofCFRPandtitanium，thispaperdosomeres。archontoo!optimizationandexperimentalstudyContentsareasfollowsTheVelocityoftoolcenterpoint，axialfeedandhelicalanglecanbedeterminedthroughthestudyofhelicalmillingki

4、nematicsBasedonthecuttingtheory，the啪geoftoolanglecanbeselectedbyfiniteelementsimulationThenthetoolparametercn01ceandoptimizationschemearecompletedaccordingtothecuttinginfluencefactorsonthebasisoftheparametricmodelingtheo

5、ryofCADsystemtoolmodelandthreedlmensionalparttemplateareestablishedToolscanbecompletedrapidlvbvparamete。drivingThestepladderdesignoftoole趣epartandtoolneckcandecreasethewearofmachinedsurfaceThedoublefilletoftoolnosecanenh

6、ancedthes仃en礎(chǔ)ofbasiccuttingedgeTheunsymmetricaldesignofchippocketisbeneficialtochipremovalAccordingtothedesignschemeoftooloptimization，toolwearexperimentsformachiningtitanium，CFRPandCFRP／titaniumarecompletedCuttingforcet