气圈形态及张力与倍捻机气圈类型分析

(,215021):,,:;;;:TS145124:A:1001-7003(2002)01-0030-03AnalysisabouttheBalloonShapeandTensionaswellastheBalloonTypesinDoubleTwisterZHANKui2hua(CollegeofTechnology,SuzhouUniversity,Suzhou215021,China)Abstract:Themethodtodescribetheballoonshapewiththreecharacteristicparametersisputforward,andtheparameterthatcanrepresentthetensionchangethemosteffectivelyisselectedout.Withtherelationbetweentheballoonshapeandtension,threekindsofballoonsindoubletwisterareanalyzed.Keywords:balloon;shape;tension;doubletwister1,,,,,,:2001-06-06:,,1968,,,CAD21,,,,,Z,,,,:1T=-mgz-m2rrr=[Tr+(mv2-T)r2+mr2-2mvr+pnr3r2r2+z2]/(mv2-T)=[rT+2(T-mv2)r+2mvr+pnr22(r2+z2)r2+z2]/[r(mv2-T)]z=1-r2-(r)2T;pn;;v;m;g;ds,ds3,,,,03SILK20021,:rmax;;rmaxH1224,:n=10000r/min,m=21710-5kg/m,H=300mm,AD=100mm,,pn=61810-5kg/m2,150/10cm()To,,6065707580859095100105110113cN,,3,(a)rOz,,;(b);(c)(a)(b),60113cN(c)60113cN,,;,(OA),5,To3To70cN80cN,,,,Tomin=60cN,Tomax=113cN,,To60cN113cN,To,,,,To=60cN,:Pr=rmaxrmax(To=60cN)P=(To=60cN)PH=H1H1(To=60cN),To=60cN,rmax=63184mm,=11123,H1=89163mmPr,P,PH,44,PH,,1320021SILK4,,,60cN113cN,,,,,,6:;,,,1,2,21,dz/dr(5),53(a)To=70cN,,To=75cN,,,,,,,,,,To=65cN,,,,,,,3:,667(1):rmax;;rmaxH1(2),,,H1H1(3),,,,(4):,,:[1].[J].,1998(2):3337.[2],.[J].,2000(5):1114.[3]W1B1Fraser.Onthetheoryofringspinning[C].Phil1Trans1R1Soc1Lond1A.1993.4394681[4],,. ¶Ë¤„™ŸµƒÉÁÓ¨[J]..1988,44(10):5115161[5]V1K1Kothari&G1A1V1LeafThenwindingofyarnsfrompackages[J].J1Text1Inst,1979(3):8994.23SILK20021