摘要
Basedonrigid-plasticfiniteelementmethod,askewrollingprocessofsteppedpartissimulated.Consideringnodesavingandeffectiveremeshing,thetetrahedronsolidelementsareusedtodiscreteworkpiece.Theworkpiecematerialadoptsrigid-plasticmodel,wheretheflowstressisfunctionofeffectivestrain,effectivestrainrateandtemperature.Thethermomechanicalcouplingisconsideredinthesimulation.Tomodelthespinningworkpieceundergoingplasticdeformation,anovelsolutionispresentedandappliedinthispaper.Thestressstateintheworkpieceandformingcharacteristicofskewrollingareanalyzed.Theformingload,includingrollertorqueandforcesinthreedirectionsarepredicted.Theaboveanalysesarehelpfultounderstandingofformingmechanismsandimprovingofprocessanddiedesign.
出版日期
2003年06月23日（中国期刊网平台首次上网日期，不代表论文的发表时间）
