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1、廣東工業(yè)大學碩士學位論文薄壁石墨電極高速銑削工藝參數(shù)優(yōu)化試驗研究姓名:胡周玲申請學位級別:碩士專業(yè):機械制造及自動化指導教師:王成勇佘少華20050528廣東工業(yè)大學學位論文AbstractCurrently,high—speedprocessinghasbecomeadevelopingtrendinmachiningandhasbeenanextensiveapplicationAndhigh—speedmilling,oneoft
2、hehottestfieldsinthecurrentnumericalcontroltechnologyofmachining,iswellsuitedtoprocesshardcuttingmaterialssuchashardeningsteel,graphiteandtitaniumalloyetcWhileoneofthetypicalapplicationofhigh—speedprocessingisthehigh—spe
3、edmillingofthin—walledgraphiteelectrodeandpartsThisisoneofthevitalsubjectsoften“five—year”plansinGuangDongThissubject’Sgrouphasresearchedthecuttingmechanismandtheabrasionmechanismofthecutterintheconditionofthehighspeedmi
4、llingofhighperformancegraphitebysmalldiametermillingcutterThisessayfocusesontheoptimizationoftechnologicalparameteronthehigh—speedmillingofthin—walledgraphiteelectrodeandpartsHowever,becauseofthehighhardnessandbrittlenes
5、softhegraphite,theimproprietyoftechnologicalparametercancauseitmaybreakincornersorgotopiecesorbecomediscardThereforeitispracticallymeaningfultoresearchthebest—suitedtechnologicalparameterofhighspeedmillingofthethinwalled
6、graphiteelectrodeandpartsThemaincontentsofthisessayareasfollows:1Thedissertationofthestructural,technologicalfeaturesandtheprocessingmethodofthegraphite2Thisessayresearchestheinfluenceoftechnologicalparameterandprocessin
7、gmanneronthecuttingforceofsidemillingofthethinwalledarticlesTheresultsshowthatthehelicaldepthhasthemaximumeffectonthecuttingforceandthefollowingarethefeedingamountofeachtooth,radicaldepth,whilethecuttingspeedaffectsitles
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