紡織廠織好的織物,在坯布表麵和經緯紗之間存在許多絨毛,在印染加工時會產生好多問題,對織物造成影響,如:沾染灰塵、染色時沾滾筒、絲光液回收困難、布麵光澤性差、印花時拖漿及拖刀、起毛起球、影響花紋清晰度等大致7點危害。絛綸、維綸、腈綸等混紡織物,用燒毛機對其進行燒毛操作更為重要。
利li用yong絨rong毛mao與yu織zhi物wu本ben體ti的de溫wen度du差cha異yi,絨rong毛mao體ti積ji小xiao而er升sheng溫wen迅xun速su,而er織zhi物wu體ti積ji大da升sheng溫wen較jiao慢man,故gu在zai燒shao毛mao時shi絨rong毛mao易yi於yu被bei燒shao掉diao,而er織zhi物wu則ze難nan於yu燃ran燒shao,且qie對dui布bu的de強qiang力li損sun傷shang甚shen微wei。燒shao毛mao機ji燒shao毛mao是shi指zhi將jiang紗sha線xian或huo織zhi物wu迅xun速su通tong過guo火huo焰yan或huo在zai熾chi熱re的de金jin屬shu表biao麵mian擦ca過guo,燒shao去qu表biao麵mian茸rong毛mao的de工gong藝yi過guo程cheng。纖xian維wei經jing紡fang織zhi加jia工gong會hui在zai紗sha線xian和he織zhi物wu表biao麵mian產chan生sheng很hen多duo茸rong毛mao,影ying響xiang染ran整zheng的de工gong藝yi效xiao果guo。根gen據ju產chan品pin的de要yao求qiu,有you的de紗sha線xian(如絹絲)和大部分織物要經過燒毛工序,使表麵光潔平整、織紋清晰。燒毛的火焰溫度通常在 900~1000℃,熾熱金屬板的表麵溫度也達800℃,dougaoyugezhongxianweidefenjiewenduhuozhehuodian。shaomaoshi,shaxianhuozhiwuzaiyidingdezhangjinzhuangtaixiagaosutongguohuoyan,youyushenchubiaomianderongmaoxiangduishouremianjida,shunshishengwenzhizhehuodianerranshao,ershaxianhezhiwubentiyinnianhuihejiaozhijinmi,shengwensudubingburucixunsu,suoyihenshaoshoudaoyingxiang。
布麵上的絨毛因靠近火焰且呈疏鬆狀,因此能很快升溫燃燒。而織物本身比較緊密、厚hou實shi,且qie離li火huo焰yan較jiao遠yuan,故gu升sheng溫wen較jiao慢man,在zai溫wen度du尚shang未wei達da到dao著zhe火huo點dian時shi早zao已yi離li開kai了le火huo焰yan或huo赤chi熱re的de金jin屬shu表biao麵mian,因yin此ci,利li用yong布bu身shen與yu絨rong毛mao升sheng溫wen速su率lv不bu同tong的de原yuan理li,達da到dao隻zhi燒shao去qu織zhi物wu表biao麵mian的de絨rong毛mao,而er不bu損sun傷shang織zhi物wu的de目mu的de。在zai燒shao毛mao時shi,不bu同tong纖xian維wei材cai料liao的de燒shao毛mao溫wen度du亦yi有you所suo差cha異yi,故gu必bi須xu了le解jie不bu同tong纖xian維wei材cai質zhi的de熱re性xing能neng。
棉mian及ji其qi混hun紡fang織zhi物wu表biao麵mian上shang的de絨rong毛mao經jing用yong直zhi接jie火huo焰yan灼zhuo燒shao去qu除chu,使shi其qi表biao麵mian光guang潔jie,便bian於yu後hou繼ji加jia工gong的de順shun利li進jin行xing及ji保bao證zheng產chan品pin質zhi量liang,稱cheng為wei燒shao毛mao。燒shao毛mao是shi在zai燒shao毛mao機ji上shang進jin行xing,織zhi物wu以yi一yi定ding的de速su度du通tong過guo機ji中zhong的de火huo焰yan屏ping,將jiang織zhi物wu正zheng反fan麵mian上shang的de絨rong毛mao燒shao滅mie,織zhi物wu本ben身shen不bu受shou損sun傷shang。
燒毛加工是織物進入染整質量係統管理的一項重要工序,燒毛質量的優劣,除直接關係到織物染整加工的最終質量、檔(dang)次(ci)水(shui)平(ping),還(hai)不(bu)同(tong)程(cheng)度(du)影(ying)響(xiang)到(dao)後(hou)工(gong)序(xu)的(de)加(jia)工(gong)質(zhi)量(liang)效(xiao)果(guo)。比(bi)如(ru)較(jiao)優(you)良(liang)的(de)織(zhi)物(wu)燒(shao)毛(mao)質(zhi)量(liang),給(gei)均(jun)勻(yun)的(de)染(ran)色(se)和(he)印(yin)製(zhi)精(jing)細(xi)的(de)花(hua)樣(yang)提(ti)供(gong)了(le)有(you)利(li)的(de)保(bao)證(zheng),好(hao)的(de)燒(shao)毛(mao)質(zhi)量(liang),還(hai)可(ke)使(shi)織(zhi)物(wu)紋(wen)路(lu)清(qing)晰(xi)、表麵整潔、光滑,有效地提高織物的檔次。
以上是對織物不進行燒毛機燒毛的7dianweihaidejieshao,xuyaozhuyideshi,zhiwujingguoshaomaohou,wangwangzhanyouhuoxing,ruguobujishijiayiximie,bianhuiyinqizhiwudefenshaohuozaochengshaomaoxiaodong,suoyizhiwujingguoshaomaobufenzuihouyizhihuokouhou,yinglijijinxingzhengqimiehuocao(或浸軋退漿液)將殘留的火星及時加以熄滅。
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