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1、紧密纺CompactSpinningYarnName:xioamingNumber:201045871.ProfileofCompactSpinningYarnCompactyarnisanewkindofyarnonringspinningmachineanewspinningtechnology.1.紧密纺简介紧密纺是在改进的新型环锭细纱机上进行纺纱的一种新型纺纱技术。2.YarnspinningprincipleThespinningmechanismismainly:onringspinningmachineo
2、ftowingattachmentinfrontaddsacondensedareafiber,eliminatesthefrontrollertotwistyarntwistingtriangle.2.紧密纺的纺纱原理其纺纱机理主要是:在环锭细纱机牵引装置前增加了一个纤维凝聚区,基本消除了前罗拉至加捻点之间的纺纱加捻三角区。Fiberrollerfrontoutputrear,firstgoingtothespecialsuctiontubejacketmesheyelids,eyelidringmovementin
3、thenet,duetocontractionoftheairflowandtheaggregationfunction,throughspecialpipesuctionshroudtheagglomeration,turninggraduallyfromtheflatribbonintoacylinder.纤维须条从前罗拉前口输出后,先经过异形吸风管外套网眼皮圈,须条在网眼皮圈上运动,由于气流的收缩和聚合作用,通过异形管的吸风槽使须条集聚、转动,逐步从扁平带状转为圆柱体。Theheadofthefiberaretw
4、istedintoyarns,yarnveryclose,smoothyarnappearance,lesshairy.Compactspinninghighstrength,lessHairiness.Mosteasilysandedintheweavingprocess.纤维的端头均捻入纱线内,因此成纱非常紧密,纱线外观光洁、毛羽少。紧密纺纱线强力较高,毛羽较少。在编织过程中最不易产生磨毛的现象。Compactspinningyarntwistingisthepurposeoftheformerparallelan
5、dascloseaspossiblebetweenthefiber,highqualitycompactyarnisanimportantcriterion.Thefiberisparallelandconsistentaspossiblebeforetwistingitsadvantageontheassumption.紧密纺的目的是在纱线加捻前使纤维之间尽可能平行并接近,对于高质量的紧密纺纱线这是重要的评判标准。使纤维尽可能平行并保持一致在加捻前是其优势的前提。3.Advantagesofcompactspinni
6、ng(1)Duetotwistingfibersfullyoutstretched,parallel,nofeathersoutofgauze,sospinningHairinessrarely,especiallymorethan3mmlessHairiness.3.紧密纺的优点(1)由于加捻前单纤维充分伸直、平行,没有毛羽伸出纱条主体,所以成纱毛羽很少,特别是3毫米以上毛羽极少。(2)Becauseeverysinglefibersinthespinningistwistingunderstraightandpar
7、allel,atthetimeofsingleyarntensile,basicallythesamesinglefibersmechanical,compactspinninghigherstrengththanthetraditionalsingleyarn.(2)在细纱中由于各单纤维是在伸直、平行的状态下加捻,在单纱受到拉力时,各单纤维受力基本一致,所以紧密纺强力比传统单纱高。而且由于紧密纱中的单纤维排列紧密,相互间抱合力大,这也有助于提高纱线的强力。(2)Compactspinningprocess,theya
8、rnisdoneintheprocessgatheredafterthedraftingoftheprovisions,soitsunevenness,indicatorshavenotimproved,andtwistingrollerclampwhiletwistingfiberinnerandoutershiftedstro