薄壁石墨電極高速銑削工藝參數(shù)優(yōu)化試驗研究.pdf

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