抛丸机中抛丸器的优化设计

20076RESEARCHSTUDIESONFOUNDRYEQUIPMENTJun.20073:2007-04-11:(1932-),,,(250061):,;:;;,,:;;;:TG231.64:B:1004-6178(2007)03-0006-06,,,,,(,),,,,,,,,(,),,,IT,,ADAMS,,,,[2],IT[2][3],,;(),,():?,,1,IT,,,,ADAMS360mm(3000r/min);420mm(260r/min)500mm(2250r/min),:380mm(2),420mm(2600r/min),500mm(2400r/min),,,,,,,©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:N(),T,f,m,:t=0,r=Rk,V=0K::Va=2R2k-R20/1f(R0,)R2k/R20:Va=Rk2/1f=(1.31.4)Rk(1)R2k/R20:Va=2R2k-R20=1.4Rk(2)():V=R2k-R20/(1f)(RO,)Ve=RkR2k/R20:V=Rk=Ve()Rk=R0:V=0tg=1-(R0/Rk)2(3)f;d;x;R;011(),,()()(),1,(2)(),f0,,abcd,,ab,b(2)(Q0339mm,,abcd,(2)),,Rk,,(1)(3)b,,ab,b(b,,,,),(f0)((1)(3)),,(:,,,,,f0),,bd,abcd,abcd,,,:,,,ab;,,,ab;,,,,,,,,,[3],,(),;2,,,,(),,,600kg/min-700kg/min720073:©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(2),,,3,,,,(),(),,,;,,(,),(),()(),(2),,:Rd0-Rf1=(35)d(4),,(1)(1.4Rf1),(2)(Rf1),40%,()?(),,,()4,,,,,,:Va=2R2K-R2x0+2Rx0R2kR2x0(5)()Va=2R2k-R2x0-2Rx0R2k-R2x0(5)()N=m2(2R2k+R2x0+Rx0)(6)()N=m2(2R2k+R2x0-Rx0)(6)():N=m2(2R2k+R2x0)(6)(1)(Ro=Rxo),:,,,;2,,Rk,,,Rk,,,,(),820073©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.((7)),:,,,,,,,,(),(4),Rk:min=3/4(R2kR20)(7)(R0=Rx0):Rk=1.0R01.5R02.0R02.5R03.0R0min=00.84R01.30R01.72R02.12R021-2,2-3,3-4,4-5,,1-2r=0.84R0,(),2-5,6063()3,,,(),(),()(),,,35,,,:QO33140mm,90mm(2),::90/140=0.64=64%=2/3(8)1/3,(3,,140,,?),,,34,4,4,,,,,,:1/3,(1/3),:5718,()2/3,(1/3)5718=196,311Rk/R0()V/R0()1101960.5621.281966460.9231.482550381.1741.6128241351.3151.68730330511.4,K=0,,920073:©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=5/9=0.55,,,,,Rk()()R0(3):Rk/R0=1+0.28+0.20+0.13+0.07734(3)1.5,:Rx1=1.6871.5=2.53Rx0(9)2.53Q03320a30a[5]110mm,120mm6611[2]t=0.01s,715.5mm100mm,Va=0.815.5m/0.01s=81.55m/s,87.33m/s,83.635m/s,,Fw=1.7410-4N,=3.695m/s,[2]7,8,(=3.695m/s),()Aemen,40m/s,,60m/s,[(81.55-40)m/s0.7155m]/3.695m/s=8.05m,8m([2]8.3m),4m612:,[2],[4][2]:[2]H=500mmB=828mm,15,=62+500tg15=134(mm),:V=BH=828134500=55476000(mm3)(10),(,,(13)1/2),S=0.0061s(81.55m/s)?,Q=360kg/minS=0.0061s(,[56]=7.8g/cm3):V=1000QS/60s=3600000.0061/607.8=4.69cm3=4690(mm3)(11)(10)(11):4690/55476000/2=1710-5=179(12),,,:1),,,2),,,,,,,,,71),Q033=90mm,110mm120mm,=360mm380mm,,(y),200mm(5634r/mim),(,300mm[3000r/min360r/min])2),,;0120073©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.()3)3-54)5)2.536):8m()4m();,,:[1].[M].:,1964.[2].ADAMS[J].,2006(6).[3],,.[J].,2007(1).[4].()50[J].,1990(2).[5].[M].:,1990.[6].[J].,2007(1).(2)3.1,,,,,?(2),,t:M=Q(360-)t21600e:M=Q(360-)360enr,,:a=Q(360-)180ebnr(3):nr,r/min;Q,kg/min;e(8);,;t,s;b,m;,kg/m33.2nr=2940r/min,Q=173.98kg/min,=5.0103kg/m3,b=0.012m,=140.3315.,(3)a=0.012266ms=0.015m,as,[3],31)k,t,D,s2),:[1],.[J].,1993(1):38241.[2].[D].:,2000.[3]II.H..[M].:,1957.1120073:©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.