仿古扇底座拉深工艺及模具设计

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:(1964-),,:100124934(2010)0220026203(,529000):,3%,,6,,,CAXA:;;:TG386:BAbstract:Theformingreasonsofdrawingtracesinrepeateddrawingwereanalyzedinthispaper.Largefilletradiuswasadoptedinfirstover2drawingwith3%excessmaterialbeendrawn.Byrepeateddrawingprocessthematerialwasextrudedbacktoflange,andthefilletradiusoftheflangewasreshaped.Thepartwasformedbyprocesses,including6drawingsteps,trimming,flangingandfinishing,whichcouldsignificantlyreducethedrawingtracesandobtainsmoothtransitionofflangefillet.Theformingprocesshasgreatlyimprovedthesurfacequalityofthepart.AndrapidinquirymethodofblanksizeforcomplexdrawingpartsusingCAXAwasalsointroduced.Keywords:drawing;filletradius;diedesign0,,11,,,,1.0mm7,1,12,,,,,,3%,,,62DieandMouldTechnologyNo.22010©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:D=8LX(1):D,mmL,mmX,mm,,0.01mm,XD260mm,207mm260mm260mm1.0mm,7110mm2,1mm65,,4.5mm,3mm5222mm,6213mm,,,,34,,,3%,,,,5,,4722010.No.2©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:[1].[M].:,1988.[2].[M].:,1983.82DieandMouldTechnologyNo.22010