沖壓加工中夾持系統(tǒng)建模和車(chē)身焊裝生產(chǎn)中尺寸質(zhì)量控制的研究.pdf

1、東南大學(xué)博士學(xué)位論文沖壓加工中夾持系統(tǒng)建模和車(chē)身焊裝生產(chǎn)中尺寸質(zhì)量控制的研究姓名：唐寅申請(qǐng)學(xué)位級(jí)別：博士專(zhuān)業(yè)：機(jī)械制造指導(dǎo)教師：鐘秉林易紅2000.12.1東南大學(xué)博士學(xué)位論文一———_——————————————————————————————————●—’——————————————_———————_——————一AbstractAutobodymanufacturingshareshalfofproductioninautomob

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3、t印sModemAutobodyconsistsof250to300piecesofstaIllpingpartsThequalityofAutobodyhasMof01ders，oneist11esurface6nishinga11dtheotherisdimensionalprecision，andthelaterismoreimportallt，becausethedimensionchangeswillimpactnotonly

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7、ssemblYerrorresulted丘omtoolingelementfailurecouldbefixedquickly，anditfoundrealapplicationinpmductionSincetherearea10tofaspectsconnectedwithst鋤pingsVstem，afteranalyzedtheinnuencedfactors，thethesisfocusedonthematerialhandl

8、ingsystemforstampinglinesItisthenrsttimeofthiskindofresearchinthefieldFirst，theauthordevelopedaFEMmodelforcalculatin2medefonnationofstalllpingblankduringhalldlin＆andthenanoptimalmemodwasappliedforoptimizingendef兜ctorloca

9、tiononblanksheet，ainterfacewasdesignedforthecormectionofFEAaIldoptimaImodule，sotheoDtimalcalculationcouldbedonewithouthumaninteⅣeneFinally’anexperimentwasconductedforvalidationofproposedmethodBycomp撕ngtheresultgot行omcalc

10、ulationaIldtestweknowtheinventedteclllliquescouldsatis母theoptimaldesignofend—ef兜ctor10cationforblaIlksheet，whichprovideatheoreticallywayforstampingdesignera11d伊e“1ycutthelaunchtimeforDroductionKeywords：Automobilebod弘Dime