燒毛機在燒毛的時候會產生哪些疵點?
燒shao毛mao機ji燒shao毛mao常chang見jian的de問wen題ti是shi燒shao毛mao不bu淨jing。原yuan因yin主zhu要yao是shi氣qi體ti燒shao毛mao時shi內nei焰yan與yu織zhi物wu距ju離li比bi較jiao大da或huo者zhe通tong過guo火huo口kou速su度du太tai快kuai。克ke服fu的de辦ban法fa是shi適shi當dang放fang慢man車che速su,調tiao整zheng內焰溫度。並且要經常清潔毛刷和金剛砂輥,調整與織物的接觸麵,提高燒前烘筒的溫度。這些都能幫助提高燒毛效果。
但是在滌/棉織物燒毛時,車速太慢、huoyanwenduguogaoyouwangwangxingchengshaomaoguodu,zhiwubianying。yinciyaogenjuzhiwuxingzhisuishitiaozheng。rudilunhunfangzhiwuchuyishangcuoshiwai,biyaoshihaiyaotiaozhengshaomaomiancishu、加強火口間冷空氣降溫、燒毛前用冷水輥筒降低布麵溫度。
除燒毛不淨外還有燒毛不勻,常見於銅板燒毛機。主要原因有銅板兩端溫度不同、銅(tong)板(ban)表(biao)麵(mian)不(bu)平(ping)整(zheng)。銅(tong)板(ban)燒(shao)毛(mao)機(ji)的(de)結(jie)構(gou)上(shang)存(cun)在(zai)不(bu)足(zu)也(ye)會(hui)引(yin)起(qi)燒(shao)毛(mao)不(bu)勻(yun)的(de)疵(ci)病(bing)。銅(tong)板(ban)燒(shao)毛(mao)由(you)兩(liang)導(dao)輥(gun)使(shi)織(zhi)物(wu)成(cheng)平(ping)麵(mian)與(yu)圓(yuan)弧(hu)形(xing)銅(tong)板(ban)呈(cheng)線(xian)性(xing)接(jie)觸(chu)運(yun)動(dong),這(zhe)種(zhong)運(yun)動(dong)是(shi)往(wang)複(fu)式(shi)的(de),當(dang)織(zhi)物(wu)運(yun)動(dong)到(dao)弧(hu)板(ban)終(zhong)端(duan)時(shi)形(xing)成(cheng)死(si)點(dian),停(ting)留(liu)後(hou)再(zai)開(kai)始(shi)逆(ni)向(xiang)往(wang)複(fu)。在(zai)死(si)點(dian)區(qu)域(yu)內(nei)溫(wen)度(du)下(xia)降(jiang)造(zao)成(cheng)與(yu)整(zheng)個(ge)銅(tong)板(ban)麵(mian)溫(wen)度(du)差(cha)異(yi)。結(jie)果(guo)形(xing)成(cheng)燒(shao)毛(mao)不(bu)勻(yun)的(de)有(you)規(gui)律(lv)性(xing)的(de)疵(ci)點(dian)。死(si)點(dian)停(ting)留(liu)時(shi)間(jian)越(yue)長(chang)這(zhe)種(zhong)疵(ci)點(dian)也(ye)就(jiu)越(yue)明(ming)顯(xian)。
燒毛機燒毛時還可能造成破洞和豁邊。主要是操作工人操作時思想不集中,布麵有拖紗、邊紗、棉結等著火後未及時撲滅,火星落在織物上也未及時處理。

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