棉型集聚赛络菲尔纺成纱机理与纺纱工艺分析

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1、东华人学顾．I：论文摘要STUDYoNTHESPINNINGMECHANlSMANDTHETECHNoLoGYoFCoTTONCOMl．ACT-SIROFILSPININGABSTRACTInthispaper,anadvancedspinningtechnologywhichcombinedcompactspinningandSirofilspinningintraditionalringspinningmachineisstudied．Basiconuniquecharacteristicsofspinningsystemandyarnstructureappliedbyboth

2、thecompactandSirofilspinning，Compact—SirofilSpinningprovidetechnicalsupporttohighqualityandhighaddedvalueproducts．Butthelackofrelatedresearchonthistechnologyhindersitsapplicationanddevelopment．Soit’SmeaningfultostudythespinningprocessandyarnstructurebasedontheoryanalysisofCompact—Sirofilspinnin

3、g．Firstly,thespinningmechanismofCompact-Sirofiltechnologyisdiscussedinthispaper．Therearetwofeaturesforfiberbandincompactfield：oneisdiameterreductionandtheotherisadditionaltwists，whichaffectthevibrationformofconvergentpointsobviously．Wepresentedthecoordinatepositionandmotionstateofconvergentpoin

4、tbypictureanalyzing．11hetwistsupanddowntheconvergentpointwerestudiedbytheoreticdeductionandalso，theexpressionformulaswereoatatnecl●，●tThen，thepaperinvestigatedtheprocessparametersofCompact-Sirofilspinning．Weselectedsingle—factor,includingthetwistofyam，thespacebetweenthefilamentandtheroving，airn

5、egativepressure．Whenasinglefactormentionedaboveischangedandotherfactorsarefixed,theyampropertieshavebeentestedandanalyzed．Bydoingthethreefactorsandfivelevelsorthogonalcombinationexperiment，theoptimumspinningparameterswereobtained：thetwistofyam，720tpm；thespace，9mm；theairnegativepressure，(270x9．8

6、)Pa．TheoptimizationofcottonCompact·Sirofilspinningwasresearchedinordertoinvestigatedtheintegrativeinfluenceofthethreefactors，whichacentralcompoundrotatabledesignunderfivelevels．Theoptimumtechnicalparametersareasfollows：thetwistofyam，728tpm；thespace，9mm；theairnegativepressure，(264x9．8、Pa．Compari

7、ngthepropertiesoftheCompact-SirofilyamandtheSirofilyam，therelationofCompact—Sirofilyarnstructureandpropertieshasbeenstudied．Byanalyzingthestructureofverticalandhorizontalcross—section，Compact．Sirofilcottonyamhadlesshairiness．Theco