鎂合金方盒形件熱拉延數(shù)值模擬及實(shí)驗(yàn)研究.pdf

1、沈陽理工大學(xué)碩士學(xué)位論文鎂合金方盒形件熱拉延數(shù)值模擬及實(shí)驗(yàn)研究姓名：陳偉申請學(xué)位級別：碩士專業(yè)：材料加工工程指導(dǎo)教師：王忠堂20051201沈陽理工大學(xué)碩士學(xué)位論文NumericalsimulationandExperimentResearchofMagnesiumAlloyRectangularBoxWarmDrawingAbstractDuetoitslightweightandhighspecificstrength，magnes

2、iumalloyhasbeenwidelyusedforstructuralcomponentsintheaerospace，electronics，andautomobileindustrytoreplaceSOIIleexistingmaterialTheplasticforminghasconsiderablepotentialbecauseofitscompetitiveproductivityandperformanceCom

3、paredwitllcastingmagnesiumalloywroughtmagnesiumalloyhasbetterstrength，betterelongationsandbettermechanicalperformanceSincemostapplicationofmagnesiumalloysintheelectronicsindustrybearrectangularshaPes，suchasthecasesofnote

4、bookPC，mobilephone，andMDandMP3playertherectangularboxdrawingatvariousformingtemperaturewasinthepresentstudyAnditissignificanttostudyrectangularboxdrawingformingInthispaper，thewarnldrawingprocessofmagIlesiumalloyrectangul

5、arboxissimulatedbyusingMSCMarcFEMsoftwareTheinfluencesofmagnesiumalloyrectangularboxdrawingformingondifferentblanksh印es，diestructuresparameters，technologicalparametersandSO011havebeenanalyzedanddiscussedItisalsopointedou

6、ttheinfluencerulesofthicknessdistributionandtemperaturevariationofdrawnblanksurfaceinwarmformingofrectangularboxTheyareusefultooptimizethetechnologicalparametersandthetoolparametersThen，theinfluencesoftechnologicalparame

7、ters，suchasformingtemperature，gapbetweenblankholderanddiesurface，drawingspeed，punchtemperatureandSOon，havebeenstudiedbydifferentexperimentsinwhichthetandemrollingma弘esiumalloysheetswereusedMoreover，themicrostructureandme