薄壁工件高速銑削路徑優(yōu)化與工裝設(shè)計.pdf

1、南京理工大學碩士學位論文薄壁工件高速銑削路徑優(yōu)化與工裝設(shè)計姓名：倪維根申請學位級別：碩士專業(yè)：機械制造及自動化指導教師：胡小秋20070701碩士論文薄壁T件高速銑削路徑優(yōu)化與工裝設(shè)計ABSTRACTHigh—speedprocessinginpossessofsmallcuttingforce10wcuttingthermaldeformation，highcuttingspeed，thehighmaterialremovalrate

2、ofunittime，highprecisionmachiningandSOon，hasobviousadvantagescomparedtootherprocessingmethodsincuttingthinwallcomponentswitlllowstiffnessBasedonaresearchprojectandtheHighSpeedprocessingtheorytheclosenarrowbands(shapedhol

3、e)processingisstudiedinthispaperusedthetheoreticalanalysiscomputersimulationscombinedwitllexperimentsThechoiceofHighspeedmillingcuttertheprocessingpathoptimizationandspecialfixturedesignareresearchedindetailThispaperanal

4、yzesthecharacteristicsofthestructuralcomponentsandprocessfeatureBasedontheprocessingcharacteristicsandhighspeedmachinecuttingtool，therelevanttoolsarechosentakingintoaccountcuttoolmarketfactorDiscussthecutterpathrequestof

5、HighSpeedmillingandthemaincutterpathmodesoftherough，finishingprocessingRelyingonUG40andusingtheselectedtools，simulatetheroughandfinishingprocessofthesingleholeByanalyzingtherelevantprincipleandcalculationstudytheproblemo

6、fthecutterpathoptimizationThe”nearest”algorithmofTSPisthebettermethodinmoregrooveprocessingpathplanningofthin—walledcomponents，Takeovertheuniversalfixturemodeofthethin—wallcomponentsandraisetherequestofthethinwallcompone

7、ntsfixtureAccordingtotheshapeofthecomponent，maketheprogramofthepositioningandclamping，usetheANSYStoworkoutthebiggestvaluedeformationofthecomponentifthebiggestvaluedeformationdoesnotexceedtheallowedvalueandverifytheaccura

8、cyofthefixtureprogram，thendesignaspecialfixtureTheexperimentresultshaveachievedtheexpectedtarget，obtainthebetterqualityprocess，theseshowthatthetheoreticalanalysisandsimulationresultsarecorrect，andtheprogramoffixturedesig

9、nisfeasibleTheresultsoftheworkdonearethefoundationofthefutureoftheexperimentsandresearchwork，alsoworthconsiderationtotheactualprocessingKeywords：Hi曲speedmilling，Narrow打ough，Thin—wallcomponents，Cuttingtoolselection，Toolpa