液体静压导轨在宝钢宽厚板双边剪上的应用

()5m,,ApplicationofHydrostaticGuideRailinDouble-sidedTrimmingShearsforWideandHeavyPlateinBaosteelHuangXin(HotRollingMillofBaosteelCo.Ltd)AbstractThisarticledescribesthehydrostaticguiderailusedindouble-sidedtrimmingshearsfor5mwideandheavyplate.Thedescriptionincludesstructuralprinciple,parameteranalysisandcalculation,analysisofadvantagesanddisadvantagesofthistechnologyaswellaspointstobepaidattentiontoduringinstallation,commissioningandmeasuring,test.KeywordsDouble-sidestrimmingshears,Hydrostaticplate,Hydrostaticthrottlingcontroller,Oilfilmthickness1,SMSD,,,,22.1,,3750mm,100mmös(1)181106200412WIDEANDHEAVYPLATEVol.10.No.6December2004©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(8.5kW),,(2),8,3,,(3)232.2(,),,33Lömin(n=1450min-1),5.5kW;60Lömin(pmax=50bar);ISOVG68(40)(),(3050bar);(),(2040)4,45#32#24,17#20#33#36#,4#37#33.1,,,160t916:©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=160t8=20t:A=20cm110cm=2200cm2:P=WA=20000kg2200cm2=9.1kgöcm2,,()6:N=W3=20t3=6.66t:A=17cm33cm=561cm2:P=NA=6600kg561cm2=11.9kgöcm212kgöcm26,P=13kgöcm2,:P=13kgöcm20210©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=200cm3ömin=3.33cm3ös()b=233+217=66+34=100cml=3cmG=14010-3Pas=14010-8kgsöcm2(20)h0.005cm=50L(),:Q=Pbh312G1(1)h=3Q12G1Pb=33.331214010-8313100=5.0610-3cm=50.6L3.2LUKAS,7P10,,,,73.2.148m,6mm,6Q=200cm3ömin=3.33cm3ös()d=6mm=0.6cmA=Pd24=3.140.624=0.2826cm2M=189mm2ös=18910-2cm2ös(20):v=QA=3.330.2826=11.78cmösRe=vdM=11.780.618910-2=3.74,:K=64Re=17.11:Fe=K1d=17.118000.6=22813.33:$P=Q(F)v22:Q=0.889göcm3=889kgöm3F=Fe+F1+F2:Fe;F1;F22F=22813.33+1+0.96=22819.73$P=88922819.730.117822=281515.84Pa3kgöcm23.2.2Q=KA$pm126:©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=KA$P=KA(PP)P=PQKA(2)2,P=P+$P=13+3=16kgöcm2P=P+QKA=16+QKA(3)3Q200cm3ömin,KA(LUKAS),P,SMSD,32kgöcm2,,P32kgöcm216kgöcm2,:;;()4h(0.05mm)0.04mm,,0.06mm,,h0.040.06mm,,0.08mm,0.05mm,0.5mm,40kgöcm2,32kgöcm2;,,;,5,:1),,2),,,()3),,,,4),1..2..3..,,1995,:200408092210©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.