©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,,,,,,,;,,,,,;,,,,,,,,,,;,,,,,,,;,,,,,,,;,,,,,,,,,,:;,();;;,(03),,1,,,,,,2,4,,,,,:,1,,,©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=13.2kN,C=8.30kN,AISI1020,2,,,VonMises,3.189107Pa,3.516108Pa,,34,,23,,[1].[J].,2006(6):36-381[2].Solidworks2006[M].:,20061[3].[J].,2006(5):27-291[4].[M].:,20011[5].SolidWorks[M].:,20091[6],.[J].,2002(9):48-501[7].2YZ40[J].,1999(2):18-221[8],.2ZB4[J].,2002,8:32-341(03)