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全部资讯   / 粗纱牵伸不开出硬头的原因是什么?(三)

粗纱牵伸不开出硬头的原因是什么?(三)

2023-04-14 11:41:26

<section data-role="outer" class="article135" label="edit by 135editor"><section data-role="paragraph" class="_135editor"><section class="_135editor" data-tools="135编辑器" data-id="125844"><section style="margin: 10px auto;"><section style="display: flex;align-items: center;margin: 0 0 8px;"><section style="flex-shrink: 0;display: flex;align-items: center;"><section style="font-size: 16px; letter-spacing: 1.5px; color: rgb(255, 255, 255); background-color: rgb(19, 124, 209); width: 25px; height: 25px; border-radius: 100%; display: flex; justify-content: center; align-items: center;"><p style="color: #000000; font-size: 14px; line-height: 1.75em;"><strong class="autonum" data-original-title="" title="" data-num="8">8</strong><strong class="autonum" data-original-title="" title="" data-num="8"></strong></p></section><section style="font-size: 16px; color: rgb(19, 124, 209); text-align: center; letter-spacing: 1.5px; padding: 0px 5px;"><p style="line-height:1.75em"><span style="color: #000000; font-size: 14px;"><strong class="135brush" data-brushtype="text">细纱皮辊</strong><strong class="135brush" data-brushtype="text"></strong></span></p></section></section><section style="width: 100%; max-width: 100% !important;" data-width="100%"><section style="width: 100%; border-top: 1px solid rgb(157, 201, 236); height: 1px; overflow: hidden; max-width: 100% !important;" data-width="100%"></section></section><section style="flex-shrink: 0;"><section style="width: 7px; height: 7px; background-color: rgb(137, 221, 97); overflow: hidden;"></section></section></section><section style="background-color: rgb(250, 252, 254); padding: 10px 13px;"><section data-autoskip="1" class="135brush" style="text-align: justify; line-height: 1.75em; letter-spacing: 1.5px; color: rgb(51, 51, 51);"><p style="line-height: 1.75em;"><span style="color: rgb(0, 0, 0);">  对于表面有涂料层的新胶辊,表面涂料较厚,胶辊表面握持力大大减弱,胶辊在牵伸过程中,滑溜率较高,使纱条得不到有效地控制,容易出硬头。而旧胶辊表面涂料层较薄,胶辊表面摩擦因数较大,胶辊对纱条的握持力大于纱条的牵伸力,须条能得到正常牵伸。不处理胶辊由于表面没有化学处理,胶辊表面能够跟须条直接接触,摩擦系数大,具有较大的握持力能够克服较大的牵伸力,是解决牵伸不开现象的有效措施。冬天由于温度较低,不处理皮辊发硬,滑溜率增大,容易出硬头。</span></p></section></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="125844"><section style="margin: 10px auto;"><section style="display: flex;align-items: center;margin: 0 0 8px;"><section style="flex-shrink: 0;display: flex;align-items: center;"><section style="font-size: 16px; letter-spacing: 1.5px; color: rgb(255, 255, 255); background-color: rgb(19, 124, 209); width: 25px; height: 25px; border-radius: 100%; display: flex; justify-content: center; align-items: center;"><p style="color: rgb(0, 0, 0); font-size: 14px; line-height: 1.75em;"><strong class="autonum" data-original-title="" title="" data-num="9">9</strong><strong class="autonum" data-original-title="" title="" data-num="9"></strong></p></section><section style="font-size: 16px; color: rgb(19, 124, 209); text-align: center; letter-spacing: 1.5px; padding: 0px 5px;"><p style="line-height:1.75em"><span style="color: #000000; font-size: 14px;"><strong class="135brush" data-brushtype="text">原料状况</strong><strong class="135brush" data-brushtype="text"></strong></span></p></section></section><section style="width: 100%; max-width: 100% !important;" data-width="100%"><section style="width: 100%; border-top: 1px solid rgb(157, 201, 236); height: 1px; overflow: hidden; max-width: 100% !important;" data-width="100%"></section></section><section style="flex-shrink: 0;"><section style="width: 7px; height: 7px; background-color: rgb(137, 221, 97); overflow: hidden;"></section></section></section><section style="background-color: rgb(250, 252, 254); padding: 10px 13px;"><section data-autoskip="1" class="135brush" style="text-align: justify; line-height: 1.75em; letter-spacing: 1.5px; color: rgb(51, 51, 51);"><p style="line-height:1.75em"><span style="color: rgb(0, 0, 0);">  日常生产中,原料是随时处于变动状态的,棉条中纤维品质长度加长(比如增加精梳条含量)或长度整齐度好,须条中纤维间的摩擦系数变大,在牵伸过程中其牵伸力响应增加,在细纱工艺不变的情况下,牵伸钳口不能对须条中的纤维施加有效地控制,致使须条不能得到正常牵伸而出现牵伸不开现象,需要对其他工艺进行调整。</span></p></section></section></section></section><section class="_135editor" data-tools="135编辑器" data-id="125844"><section style="margin: 10px auto;"><section style="display: flex;align-items: center;margin: 0 0 8px;"><section style="flex-shrink: 0;display: flex;align-items: center;"><section style="font-size: 16px; letter-spacing: 1.5px; color: rgb(255, 255, 255); background-color: rgb(19, 124, 209); width: 25px; height: 25px; border-radius: 100%; display: flex; justify-content: center; align-items: center;"><p style="color: rgb(0, 0, 0); font-size: 14px; line-height: 1.75em;"><strong class="autonum" data-original-title="" title="" data-num="10">10</strong><strong class="autonum" data-original-title="" title="" data-num="10"></strong></p></section><section style="font-size: 16px; color: rgb(19, 124, 209); text-align: center; letter-spacing: 1.5px; padding: 0px 5px;"><p style="line-height:1.75em"><span style="color: #000000; font-size: 14px;"><strong class="135brush" data-brushtype="text">温湿度</strong><strong class="135brush" data-brushtype="text"></strong></span></p></section></section><section style="width: 100%; max-width: 100% !important;" data-width="100%"><section style="width: 100%; border-top: 1px solid rgb(157, 201, 236); height: 1px; overflow: hidden; max-width: 100% !important;" data-width="100%"></section></section><section style="flex-shrink: 0;"><section style="width: 7px; height: 7px; background-color: rgb(137, 221, 97); overflow: hidden;"></section></section></section><section style="background-color: rgb(250, 252, 254); padding: 10px 13px;"><section data-autoskip="1" class="135brush" style="text-align: justify; line-height: 1.75em; letter-spacing: 1.5px; color: rgb(51, 51, 51);"><p style="line-height:1.75em"><span style="color: rgb(0, 0, 0);">  车间湿度增加时,须条中纤维间的摩擦系数变大,摩擦阻力响应增加,这样就增加了须条的牵伸力,在细纱工艺不变的情况下,牵伸钳口不能对须条中的纤维施加有效地控制,出现牵伸不开现象。车间应根据季节的变化、原料情况等因素合理控制温湿度,确保生产正常,避免出现牵伸不开现象。</span></p></section></section></section></section></section></section>

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