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2023-06-19 11:16:36
<p style="line-height: 1.75em;text-align:justify;"><span style="font-size:16px;"><strong><span style="font-family: 微软雅黑, "Microsoft YaHei";">织造加工工艺</span></strong></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-size:16px;"><strong><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></strong></span></p><p style="line-height: 1.75em;text-align:justify;"><strong><span style="font-family: 微软雅黑, "Microsoft YaHei";">1.工艺流程</span></strong></p><p style="line-height: 1.75em;text-align:justify;"><strong><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></strong></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">①经纱:络筒(338型自动络筒)→整经(ZC-L型整经机)→浆纱(S432型浆纱机)→穿结经机</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">②纬纱:络筒(338型自动络筒)</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">①+②→织造(ZA205i-190型喷气织机)→坯布整修</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><strong><span style="font-family: 微软雅黑, "Microsoft YaHei";">2.各工序主要工艺参数设计</span></strong></p><p style="line-height: 1.75em;text-align:justify;"><strong><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></strong></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(1)络筒:由于Modal纤维回弹性差,蓬松性大,抱合力差,静电现象严重,成纱毛羽较多,络纱速度应偏低控制;采用气圈控制器,能最大限度地减少络筒工序对原纱质量的不利影响。在生产本品种时,络纱速度900m/mn,络纱张力10cN。</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(2)整经:应减少经轴间的差异,保证张力、排列及卷绕均匀,减少单纱间和片纱间的张力差异。在生产该品种时,车速为700m/min,张力杆间距为5mm,张力钩位置在1格。</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;" draggable="true"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(3)浆纱:因为Modal纤维的电阻率较大,易产生大量静电,在实际生产中纱线出现发毛,断头增多,影响织造效率;另外Modal纤维纱毛羽较多,吸湿性强,毛羽易造成经纱粘连,影响经纱开口清晰度;针对喷气织机上机张力大,要求经纱强力高,单纱强力CV值小等特点,采取浆料配方为PVA37.5kg、变性淀粉50kg、聚合浆料CD-PT5kg(提高浆膜的耐磨性)、抗静电剂SLMO-96为3kg、平滑剂适量。上浆工艺参数见表7-21。</span></p><p style="line-height: 1.75em;text-align:justify;"><img src="https://dayaotex-edu.fsh.bcebos.com/v1/dayaotex-edu/7-21.jpg?authorization=bce-auth-v1%2F59b7a26546d74b64bfd056b483465817%2F2023-06-19T03%3A15%3A47Z%2F-1%2F%2F0ea7be81fac8733f3f0f4b9925514af4102ce7346175a9cd53278e34be86e6b1" style="width: 1061px;" data-filename=""><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(4)织造:为了在织造过程中减少断头,降低织疵的产生,织造时采用小双层梭口,同时适当控制纬纱达到时间,降低上机张力。织造工艺参数见表7-22。</span></p><p style="line-height: 1.75em;text-align:justify;"><img src="https://dayaotex-edu.fsh.bcebos.com/v1/dayaotex-edu/7-22.jpg?authorization=bce-auth-v1%2F59b7a26546d74b64bfd056b483465817%2F2023-06-19T03%3A16%3A02Z%2F-1%2F%2F89febc683ffeec60392aff96c99dfd3c25135161b276514a950da37317f9c023" style="width: 1061px;" data-filename=""><strong style="font-size: 16px;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></strong></p><p style="line-height: 1.75em;text-align:justify;"><strong style="font-size: 16px;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">染整加工工艺</span></strong></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-size:16px;"><strong><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></strong></span></p><p style="line-height: 1.75em;text-align:justify;"><strong><span style="font-family: 微软雅黑, "Microsoft YaHei";">1.工艺流程</span></strong></p><p style="line-height: 1.75em;text-align:justify;"><strong><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></strong></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">烧毛→碱退浆→双氧水漂白→苛化→定形→染色或印花→后整理(抗皱、柔软、防缩等)→验码</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><strong><span style="font-family: 微软雅黑, "Microsoft YaHei";">2.各工序主要工艺参数设计</span></strong></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(1)烧毛:Modal纤维的原纤化程度较低,一旦烧毛干净,在染整加工中很少再会有影响外观的毛羽产生,故一次烧毛已可达到要求。在烧毛过程中需经常察看烧毛效果,必要时可通过调整车速来控制烧毛级数,本产品采用二正二反烧毛,车速110~130m/min,烧毛程度四级。</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(2)碱退浆:烧碱8~10g/L,精练剂1~3g/L,轧碱温度85~90℃。打卷堆置1h后,用热、冷水冲洗。</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(3)双氧水漂白:按常规理论,纯Modal纤维织物不需要漂白,但在生产实践中,由于Modal纤维织物在织造过程中上浆率较高,如果不把浆料退净,不仅影响半成品的白度和毛效,而且也很难展示出Modal纤维成品的丝般光泽和手感,因此,需用双氧水漂白。一方面可以起到进一步退浆的作用,同时可消除因打卷堆置造成的边中黄白不匀等疵病,恢复织物本来洁白富有光泽的外观。但是,双氧水浓度和汽蒸条件也要严格控制,否则易影响织物强力。漂白处方与工艺条件见表7-23。</span></p><p style="line-height: 1.75em;text-align:justify;"><img src="https://dayaotex-edu.fsh.bcebos.com/v1/dayaotex-edu/7-23.jpg?authorization=bce-auth-v1%2F59b7a26546d74b64bfd056b483465817%2F2023-06-19T03%3A16%3A25Z%2F-1%2F%2F845fc80fd19339be1effaec9d7b372f4a39c352f300345c4d9e75e2d2085b072" style="width: 1061px;" data-filename=""><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(4)烧碱苛化:碱浓低于150g/L时,Modal纤维织物质地光滑,丝光机布铗咬边较困难,极</span><span style="font-family: 微软雅黑, "Microsoft YaHei"; caret-color: red;">易滑脱,而碱浓度高于150g/L时,又会使织物强力和手感受到损伤,故改为松堆苛化。主要工艺参数如下:烧碱50~60g/L(室温堆置),堆置时间30~40min,堆后热、冷水洗净残余烧碱。</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei"; caret-color: red;"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(5)拉幅:Modal纤维织物在染色和印花前,也必须增加一道扩幅工序,用以释放织物的纬向膨胀力,预防织物浸水膨胀后可能产生的皱条。</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(6)染色:Modal纤维织物染色用染料与棉相同,但上染率比棉略高,色泽稍暗,只需在生产中调整好色光,没有特殊的难度。</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">(7)后整理:抗皱柔软整理的主要参数,无醛树脂70g/L,补强剂20g/L,催化剂25g/L,柔软剂30g/L,工艺流程:</span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";"><br></span></p><p style="line-height: 1.75em;text-align:justify;"><span style="font-family: 微软雅黑, "Microsoft YaHei";">双浸双轧→预烘100℃(90s)→焙烘160℃(150s)</span></p>