制造焊接H型钢梁焊接变形的控制

HX1,1,2(11,01401021,014010):H,,;,,:;;;;:TG445:B:1009-5438(2005)01-0018-03WeldingdeformationcontrolinmanufacturingHshapedsteelbeamLIZhan-hou1,ZHANGZhong1,YANGBao2zhan2(11SteelStructureCompanyofTheSecondMetallurgicalConstructionCompanyofChina,Baotou014010,NeiMonggol,China;2.FurnaceBuildingCompanyofTheSceondMetallurgicalConstructionCompanyofChina,Baotou014010,NeiMonggol,China)Abstract:SteelbeamsforcranesandplatformsaremainlyH-shaped.Infabricationofthebeams,duetopoorqualityinassembling,andimpropriateprocess,especiallytheunevenheatinwelding,deformationsoftenoccur.Basedonalotofstudiesandpractice,themanufacturingprocessandconstructionmethods,especiallythemethodofsolvingtheunevenheatisgreatlyim2provedandagoodresulthasbeenachieved.Keywords:steelbeam;welding;deformation;anti-deformation;control,,1HH[1],,,,,L/8,,(100%),11H31120052Science&TechnologyofBaotouSteel(Group)CorporationVol.31,No.1February,2005X:2004-06-11:(1956-),,,,©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[2],,;,,,,,,,()1H[2]1,,2,,,,,3,,,,,4,,4(1),,,,;,,H(2):,,,,,,,,,,,,,5(1)H,,H,,,(2):2,2,32H,,(),,,,,911H©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(mmin21)D=4.070032D20mm13/mm/mm/(mmin21)/A/mm/MPa8102101460610014(3),H,4mm,4mm(600mm),3CO2,4mm,43CO24CO2/mmCO2/MPa/A/V/(mmin21)/mm(Lmin21)1.20.4270270.614115:CO2CO2,CO2,,,,,;,,H414;4H(4)H,56H,(),,,,6,,,H,,b/100,h/2000,(b,h)5H(59)0231©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:(1)HWSG-2H,,(2)HWSG-2C,HWSG-2C,,,314,HWSG-2H,,,,4,,,,,,,[1]11[M]1:,19971[2],1[J]1,2003,(1):25-261(20)67(1):60m6.6m,100%,,(2):(100%)9813%,,(3):100%,,(4):1m4,4;20mm1m,2;40mm112m,1;1m013,012,2936[1],,,1[M]1:,19881[2]1[M]1:,19931951©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.