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经验谈:瓦楞纸板工艺最常见的四大问题

经验谈:瓦楞纸板工艺最常见的四大问题

一(yi)(yi)(yi)(yi)(yi)(yi)、纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)翘(qiao)(qiao)曲(qu)(qu)(qu)一(yi)(yi)(yi)(yi)(yi)(yi)般(ban)(ban)情况(kuang)(kuang)下(xia),瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)翘(qiao)(qiao)曲(qu)(qu)(qu)变(bian)形有(you)6种现(xian)(xian)(xian)(xian)象(xiang)(xiang),最为(wei)常见的(de)(de)(de)(de)(de)(de)(de)(de)(de)有(you):1.横(heng)向上(shang)(shang)(shang)翘(qiao)(qiao)曲(qu)(qu)(qu)产(chan)(chan)生(sheng)(sheng)(sheng)原(yuan)(yuan)(yuan)(yuan)因(yin)为(wei):里(li)(li)原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)含(han)(han)水(shui)(shui)率(lv)太高(gao)(gao)(或(huo)面(mian)(mian)(mian)(mian)(mian)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)含(han)(han)水(shui)(shui)率(lv)低(di)(di));单(dan)(dan)面(mian)(mian)(mian)(mian)(mian)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)粘(zhan)合水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)过(guo)多;里(li)(li)、面(mian)(mian)(mian)(mian)(mian)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)定(ding)(ding)量(liang)(liang)(liang)(liang)等级过(guo)于(yu)悬殊。解(jie)决(jue)(jue)(jue)(jue)方法(fa)(fa):(1)增(zeng)(zeng)加(jia)(jia)里(li)(li)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)单(dan)(dan)面(mian)(mian)(mian)(mian)(mian)机(ji)(ji)(ji)(ji)(ji)滚筒烘(hong)(hong)(hong)缸上(shang)(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)缠(chan)绕(rao)面(mian)(mian)(mian)(mian)(mian);(2)减(jian)(jian)(jian)(jian)少(shao)(shao)里(li)(li)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)双层预(yu)热(re)器上(shang)(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)缠(chan)绕(rao)面(mian)(mian)(mian)(mian)(mian);(3)关闭部(bu)分(fen)(fen)(fen)(fen)(fen)(fen)平板(ban)(ban)(ban)烘(hong)(hong)(hong)缸蒸(zheng)汽(qi)(qi)(qi)阀门(men)(men);(4)提(ti)(ti)高(gao)(gao)复(fu)(fu)合机(ji)(ji)(ji)(ji)(ji)运行速(su)度(du)(du)(du)(du)(du);(5)缩小刮(gua)(gua)胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)、施胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)与(yu)(yu)下(xia)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)辊(gun)(gun)(gun)之(zhi)间(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)间(jian)(jian)隙(xi)(xi),减(jian)(jian)(jian)(jian)小单(dan)(dan)面(mian)(mian)(mian)(mian)(mian)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)施胶(jiao)(jiao)(jiao)量(liang)(liang)(liang)(liang);(6)更(geng)换严重(zhong)超(chao)出(chu)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)要(yao)(yao)求(qiu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)里(li)(li)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)。2.横(heng)向下(xia)翘(qiao)(qiao)曲(qu)(qu)(qu)产(chan)(chan)生(sheng)(sheng)(sheng)原(yuan)(yuan)(yuan)(yuan)因(yin)为(wei):面(mian)(mian)(mian)(mian)(mian)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)含(han)(han)水(shui)(shui)率(lv)太高(gao)(gao);加(jia)(jia)热(re)部(bu)位的(de)(de)(de)(de)(de)(de)(de)(de)(de)温(wen)(wen)度(du)(du)(du)(du)(du)和(he)(he)速(su)度(du)(du)(du)(du)(du)失常。解(jie)决(jue)(jue)(jue)(jue)方法(fa)(fa):(1)增(zeng)(zeng)加(jia)(jia)面(mian)(mian)(mian)(mian)(mian)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)双层预(yu)热(re)器上(shang)(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)加(jia)(jia)热(re)缠(chan)绕(rao)面(mian)(mian)(mian)(mian)(mian);(2)使(shi)(shi)(shi)用(yong)(yong)(yong)粘(zhan)度(du)(du)(du)(du)(du)较好的(de)(de)(de)(de)(de)(de)(de)(de)(de)粘(zhan)合剂(ji)(ji),减(jian)(jian)(jian)(jian)少(shao)(shao)复(fu)(fu)合机(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)上(shang)(shang)(shang)胶(jiao)(jiao)(jiao)量(liang)(liang)(liang)(liang);(3)减(jian)(jian)(jian)(jian)少(shao)(shao)单(dan)(dan)面(mian)(mian)(mian)(mian)(mian)机(ji)(ji)(ji)(ji)(ji)里(li)(li)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)滚筒烘(hong)(hong)(hong)缸上(shang)(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)缠(chan)绕(rao)面(mian)(mian)(mian)(mian)(mian);(4)减(jian)(jian)(jian)(jian)低(di)(di)复(fu)(fu)合机(ji)(ji)(ji)(ji)(ji)处的(de)(de)(de)(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)产(chan)(chan)车(che)速(su);(5)正确调节生(sheng)(sheng)(sheng)产(chan)(chan)线车(che)速(su)和(he)(he)平板(ban)(ban)(ban)烘(hong)(hong)(hong)缸蒸(zheng)汽(qi)(qi)(qi)阀门(men)(men)使(shi)(shi)(shi)之(zhi)匹配(pei);(6)更(geng)换严重(zhong)超(chao)出(chu)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)要(yao)(yao)求(qiu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)面(mian)(mian)(mian)(mian)(mian)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)。二、纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)假性(xing)粘(zhan)合所(suo)(suo)谓纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)假性(xing)粘(zhan)合是指纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)离机(ji)(ji)(ji)(ji)(ji)后(hou)(hou)面(mian)(mian)(mian)(mian)(mian)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、里(li)(li)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)与(yu)(yu)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)能随意剥离的(de)(de)(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)种现(xian)(xian)(xian)(xian)象(xiang)(xiang)。产(chan)(chan)生(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)主要(yao)(yao)原(yuan)(yuan)(yuan)(yuan)因(yin)有(you):(1)粘(zhan)合剂(ji)(ji)粘(zhan)度(du)(du)(du)(du)(du)不够或(huo)已变(bian)质;(2)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)机(ji)(ji)(ji)(ji)(ji)或(huo)复(fu)(fu)合机(ji)(ji)(ji)(ji)(ji)车(che)速(su)过(guo)快(kuai);(3)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)机(ji)(ji)(ji)(ji)(ji)压力辊(gun)(gun)(gun)压力不匀(yun)或(huo)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)辊(gun)(gun)(gun)已磨(mo)损(sun);(4)复(fu)(fu)合涂胶(jiao)(jiao)(jiao)机(ji)(ji)(ji)(ji)(ji)胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)间(jian)(jian)隙(xi)(xi)过(guo)大(da);(5)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)张含(han)(han)水(shui)(shui)率(lv)太高(gao)(gao)。解(jie)决(jue)(jue)(jue)(jue)方法(fa)(fa):(1)提(ti)(ti)高(gao)(gao)、稳定(ding)(ding)粘(zhan)合剂(ji)(ji)质量(liang)(liang)(liang)(liang),有(you)关资料提(ti)(ti)示粘(zhan)合剂(ji)(ji)粘(zhan)度(du)(du)(du)(du)(du)冬季一(yi)(yi)(yi)(yi)(yi)(yi)般(ban)(ban)为(wei)60S一(yi)(yi)(yi)(yi)(yi)(yi)90S;夏(xia)季一(yi)(yi)(yi)(yi)(yi)(yi)般(ban)(ban)为(wei)90S一(yi)(yi)(yi)(yi)(yi)(yi)120S。七层箱一(yi)(yi)(yi)(yi)(yi)(yi)般(ban)(ban)要(yao)(yao)比(bi)三(san)层箱粘(zhan)度(du)(du)(du)(du)(du)慢305左右;(2)确保(bao)蒸(zheng)汽(qi)(qi)(qi)压力1.0MPa一(yi)(yi)(yi)(yi)(yi)(yi)1.2MPa,各辊(gun)(gun)(gun)体(ti)及平板(ban)(ban)(ban)烘(hong)(hong)(hong)缸温(wen)(wen)度(du)(du)(du)(du)(du)为(wei)160℃左右;(3)国产(chan)(chan)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)辊(gun)(gun)(gun)在(zai)(zai)(zai)产(chan)(chan)量(liang)(liang)(liang)(liang)达(da)(da)300万长米(mi)一(yi)(yi)(yi)(yi)(yi)(yi)350万长米(mi)时,须(xu)(xu)及时更(geng)换。三(san)、搓(cuo)(cuo)(cuo)板(ban)(ban)(ban)现(xian)(xian)(xian)(xian)象(xiang)(xiang)所(suo)(suo)谓搓(cuo)(cuo)(cuo)板(ban)(ban)(ban)现(xian)(xian)(xian)(xian)象(xiang)(xiang)是指制(zhi)成后(hou)(hou)的(de)(de)(de)(de)(de)(de)(de)(de)(de)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban),在(zai)(zai)(zai)其表面(mian)(mian)(mian)(mian)(mian)面(mian)(mian)(mian)(mian)(mian)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)上(shang)(shang)(shang)沿(yan)楞(leng)(leng)(leng)峰(feng)与(yu)(yu)楞(leng)(leng)(leng)峰(feng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)脊背(bei)之(zhi)间(jian)(jian)产(chan)(chan)生(sheng)(sheng)(sheng)内凹现(xian)(xian)(xian)(xian)象(xiang)(xiang),形状如(ru)同家(jia)用(yong)(yong)(yong)搓(cuo)(cuo)(cuo)衣板(ban)(ban)(ban)一(yi)(yi)(yi)(yi)(yi)(yi)般(ban)(ban),故称(cheng)之(zhi)为(wei)搓(cuo)(cuo)(cuo)板(ban)(ban)(ban)现(xian)(xian)(xian)(xian)象(xiang)(xiang)。瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)产(chan)(chan)生(sheng)(sheng)(sheng)搓(cuo)(cuo)(cuo)板(ban)(ban)(ban)现(xian)(xian)(xian)(xian)象(xiang)(xiang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)根本原(yuan)(yuan)(yuan)(yuan)因(yin),主要(yao)(yao)应(ying)归(gui)咎于(yu)粘(zhan)合剂(ji)(ji)上(shang)(shang)(shang)胶(jiao)(jiao)(jiao)不当,由聚集到(dao)(dao)楞(leng)(leng)(leng)峰(feng)两(liang)侧(ce)的(de)(de)(de)(de)(de)(de)(de)(de)(de)过(guo)量(liang)(liang)(liang)(liang)胶(jiao)(jiao)(jiao)水(shui)(shui)影(ying)响所(suo)(suo)致(zhi)。这种情况(kuang)(kuang)对(dui)(dui)(dui)(dui)于(yu)定(ding)(ding)量(liang)(liang)(liang)(liang)低(di)(di)的(de)(de)(de)(de)(de)(de)(de)(de)(de)箱板(ban)(ban)(ban)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)危害尤其突(tu)出(chu)。控制(zhi)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)搓(cuo)(cuo)(cuo)板(ban)(ban)(ban)现(xian)(xian)(xian)(xian)象(xiang)(xiang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)具(ju)体(ti)方法(fa)(fa)有(you):调整面(mian)(mian)(mian)(mian)(mian)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)定(ding)(ding)量(liang)(liang)(liang)(liang),改(gai)用(yong)(yong)(yong)定(ding)(ding)量(liang)(liang)(liang)(liang)较高(gao)(gao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)箱板(ban)(ban)(ban)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)是消除、减(jian)(jian)(jian)(jian)轻搓(cuo)(cuo)(cuo)板(ban)(ban)(ban)状最直接有(you)效的(de)(de)(de)(de)(de)(de)(de)(de)(de)办法(fa)(fa)(但(dan)会增(zeng)(zeng)加(jia)(jia)成本);采用(yong)(yong)(yong)高(gao)(gao)品(pin)质粘(zhan)合剂(ji)(ji)可以(yi)减(jian)(jian)(jian)(jian)少(shao)(shao)楞(leng)(leng)(leng)峰(feng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)施胶(jiao)(jiao)(jiao)量(liang)(liang)(liang)(liang);控制(zhi)好面(mian)(mian)(mian)(mian)(mian)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)预(yu)加(jia)(jia)热(re)器上(shang)(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)加(jia)(jia)热(re)缠(chan)绕(rao)面(mian)(mian)(mian)(mian)(mian),因(yin)为(wei)箱板(ban)(ban)(ban)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)过(guo)于(yu)干燥(zao)对(dui)(dui)(dui)(dui)胶(jiao)(jiao)(jiao)水(shui)(shui)的(de)(de)(de)(de)(de)(de)(de)(de)(de)摄取量(liang)(liang)(liang)(liang)较多,易(yi)(yi)产(chan)(chan)生(sheng)(sheng)(sheng)搓(cuo)(cuo)(cuo)板(ban)(ban)(ban)现(xian)(xian)(xian)(xian)象(xiang)(xiang);调节好复(fu)(fu)合胶(jiao)(jiao)(jiao)水(shui)(shui)机(ji)(ji)(ji)(ji)(ji)施胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)和(he)(he)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)导辊(gun)(gun)(gun)的(de)(de)(de)(de)(de)(de)(de)(de)(de)平行度(du)(du)(du)(du)(du)和(he)(he)它(ta)们之(zhi)间(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)间(jian)(jian)隙(xi)(xi),严格导辊(gun)(gun)(gun)(压辊(gun)(gun)(gun))的(de)(de)(de)(de)(de)(de)(de)(de)(de)压力程度(du)(du)(du)(du)(du),防(fang)止塌绝资(ta)楞(leng)(leng)(leng)后(hou)(hou)上(shang)(shang)(shang)胶(jiao)(jiao)(jiao)量(liang)(liang)(liang)(liang)增(zeng)(zeng)大(da)。四、纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)含(han)(han)水(shui)(shui)量(liang)(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)控制(zhi)在(zai)(zai)(zai)生(sheng)(sheng)(sheng)产(chan)(chan)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)过(guo)程中,纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)含(han)(han)水(shui)(shui)量(liang)(liang)(liang)(liang)控制(zhi)十分(fen)(fen)(fen)(fen)(fen)(fen)重(zhong)要(yao)(yao),当水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)过(guo)高(gao)(gao)时,加(jia)(jia)工(gong)出(chu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)会出(chu)现(xian)(xian)(xian)(xian)偏软、不挺、成箱后(hou)(hou)易(yi)(yi)塌(ta)箱等。当水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)偏低(di)(di)时,加(jia)(jia)工(gong)出(chu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)发硬、发脆、成箱后(hou)(hou)易(yi)(yi)爆裂。纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)的(de)(de)(de)(de)(de)(de)(de)(de)(de)控制(zhi)是一(yi)(yi)(yi)(yi)(yi)(yi)件比(bi)较复(fu)(fu)杂的(de)(de)(de)(de)(de)(de)(de)(de)(de)事情,它(ta)主要(yao)(yao)由以(yi)下(xia)两(liang)方面(mian)(mian)(mian)(mian)(mian)因(yin)素(su)决(jue)(jue)(jue)(jue)定(ding)(ding):对(dui)(dui)(dui)(dui)进厂原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)要(yao)(yao)严格控制(zhi),按现(xian)(xian)(xian)(xian)行标准:原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)交(jiao)货状态的(de)(de)(de)(de)(de)(de)(de)(de)(de)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)应(ying)为(wei)(8±2)%。而存放原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)最好设立(li)单(dan)(dan)独库房,温(wen)(wen)度(du)(du)(du)(叙腾du)(du)一(yi)(yi)(yi)(yi)(yi)(yi)般(ban)(ban)在(zai)(zai)(zai)(18±3)℃,湿度(du)(du)(du)(du)(du)一(yi)(yi)(yi)(yi)(yi)(yi)般(ban)(ban)在(zai)(zai)(zai)(35±5)%。千万不能放在(zai)(zai)(zai)露天,否则易(yi)(yi)引起水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)变(bian)化且两(liang)端(duan)与(yu)(yu)中间(jian)(jian)不一(yi)(yi)(yi)(yi)(yi)(yi)样(yang)。温(wen)(wen)度(du)(du)(du)(du)(du)是影(ying)响瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)质量(liang)(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)决(jue)(jue)(jue)(jue)定(ding)(ding)因(yin)素(su)之(zhi)一(yi)(yi)(yi)(yi)(yi)(yi)。它(ta)既能调整原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen),又能使(shi)(shi)(shi)原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)升(sheng)温(wen)(wen),是糊液固化的(de)(de)(de)(de)(de)(de)(de)(de)(de)重(zhong)要(yao)(yao)条件。因(yin)此纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)生(sheng)(sheng)(sheng)产(chan)(chan)线设置许多预(yu)热(re)器和(he)(he)平板(ban)(ban)(ban)烘(hong)(hong)(hong)缸,用(yong)(yong)(yong)来(lai)调节原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)和(he)(he)单(dan)(dan)面(mian)(mian)(mian)(mian)(mian)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)含(han)(han)水(shui)(shui)率(lv),并使(shi)(shi)(shi)糊液固化最终达(da)(da)到(dao)(dao)粘(zhan)合的(de)(de)(de)(de)(de)(de)(de)(de)(de)目的(de)(de)(de)(de)(de)(de)(de)(de)(de)。为(wei)有(you)效控制(zhi)成品(pin)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen),必须(xu)(xu)关注以(yi)下(xia)事项:如(ru)果(guo)(guo)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)过(guo)高(gao)(gao),预(yu)热(re)辊(gun)(gun)(gun)温(wen)(wen)度(du)(du)(du)(du)(du)达(da)(da)不到(dao)(dao)要(yao)(yao)求(qiu),须(xu)(xu)增(zeng)(zeng)加(jia)(jia)锅(guo)炉(lu)蒸(zheng)汽(qi)(qi)(qi)压力,使(shi)(shi)(shi)之(zhi)供(gong)出(chu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)蒸(zheng)汽(qi)(qi)(qi)达(da)(da)到(dao)(dao)饱和(he)(he)蒸(zheng)汽(qi)(qi)(qi),一(yi)(yi)(yi)(yi)(yi)(yi)般(ban)(ban)情况(kuang)(kuang)下(xia)蒸(zheng)汽(qi)(qi)(qi)压力应(ying)该保(bao)持在(zai)(zai)(zai)1.1Mpa±0.2Mpa。如(ru)果(guo)(guo)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)偏低(di)(di),就要(yao)(yao)调节导纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)辊(gun)(gun)(gun),减(jian)(jian)(jian)(jian)少(shao)(shao)预(yu)热(re)面(mian)(mian)(mian)(mian)(mian)积,同时要(yao)(yao)充分(fen)(fen)(fen)(fen)(fen)(fen)利用(yong)(yong)(yong)单(dan)(dan)面(mian)(mian)(mian)(mian)(mian)机(ji)(ji)(ji)(ji)(ji)上(shang)(shang)(shang)喷雾装(zhuang)置(湿润辊(gun)(gun)(gun)),对(dui)(dui)(dui)(dui)原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)进行喷雾,增(zeng)(zeng)加(jia)(jia)原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen),使(shi)(shi)(shi)之(zhi)达(da)(da)到(dao)(dao)标准要(yao)(yao)求(qiu)。平板(ban)(ban)(ban)烘(hong)(hong)(hong)缸在(zai)(zai)(zai)工(gong)作时,不到(dao)(dao)万不得(de)已时,不能停车(che)。单(dan)(dan)面(mian)(mian)(mian)(mian)(mian)机(ji)(ji)(ji)(ji)(ji)要(yao)(yao)更(geng)换原(yuan)(yuan)(yuan)(yuan)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)前应(ying)提(ti)(ti)速(su),在(zai)(zai)(zai)桥架上(shang)(shang)(shang)多积累(lei)些纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi);复(fu)(fu)合机(ji)(ji)(ji)(ji)(ji)在(zai)(zai)(zai)接到(dao)(dao)信号后(hou)(hou)应(ying)降速(su),待单(dan)(dan)面(mian)(mian)(mian)(mian)(mian)机(ji)(ji)(ji)(ji)(ji)完成接纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)后(hou)(hou),再行提(ti)(ti)速(su)。若设备发生(sheng)(sheng)(sheng)故障(zhang)等必须(xu)(xu)停车(che)时,应(ying)将输(shu)送毛毯提(ti)(ti)升(sheng),以(yi)防(fang)停留在(zai)(zai)(zai)平板(ban)(ban)(ban)烘(hong)(hong)(hong)缸上(shang)(shang)(shang)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)水(shui)(shui)分(fen)(fen)(fen)(fen)(fen)(fen)过(guo)度(du)(du)(du)(du)(du)流(liu)失。对(dui)(dui)(dui)(dui)于(yu)单(dan)(dan)面(mian)(mian)(mian)(mian)(mian)机(ji)(ji)(ji)(ji)(ji)而言,要(yao)(yao)调节好上(shang)(shang)(shang)胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)与(yu)(yu)刮(gua)(gua)胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)的(de)(de)(de)(de)(de)(de)(de)(de)(de)间(jian)(jian)隙(xi)(xi)。一(yi)(yi)(yi)(yi)(yi)(yi)般(ban)(ban)情况(kuang)(kuang)下(xia),上(shang)(shang)(shang)胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)与(yu)(yu)刮(gua)(gua)胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)的(de)(de)(de)(de)(de)(de)(de)(de)(de)间(jian)(jian)隙(xi)(xi)为(wei)0.2mm一(yi)(yi)(yi)(yi)(yi)(yi)0.25mm,涂胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)与(yu)(yu)主瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)辊(gun)(gun)(gun)在(zai)(zai)(zai)热(re)机(ji)(ji)(ji)(ji)(ji)状态下(xia)的(de)(de)(de)(de)(de)(de)(de)(de)(de)间(jian)(jian)隙(xi)(xi)应(ying)比(bi)所(suo)(suo)用(yong)(yong)(yong)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)厚度(du)(du)(du)(du)(du)大(da)0.02mm。对(dui)(dui)(dui)(dui)于(yu)双面(mian)(mian)(mian)(mian)(mian)机(ji)(ji)(ji)(ji)(ji)而言,刮(gua)(gua)胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)和(he)(he)上(shang)(shang)(shang)胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)的(de)(de)(de)(de)(de)(de)(de)(de)(de)间(jian)(jian)隙(xi)(xi)也为(wei)0.2mm一(yi)(yi)(yi)(yi)(yi)(yi)0.25mm,压辊(gun)(gun)(gun)与(yu)(yu)上(shang)(shang)(shang)胶(jiao)(jiao)(jiao)辊(gun)(gun)(gun)之(zhi)间(jian)(jian)间(jian)(jian)隙(xi)(xi)应(ying)比(bi)所(suo)(suo)通过(guo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)单(dan)(dan)面(mian)(mian)(mian)(mian)(mian)瓦(wa)(wa)(wa)(wa)(wa)楞(leng)(leng)(leng)纸(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)板(ban)(ban)(ban)高(gao)(gao)度(du)(du)(du)(du)(du)小0.05mm一(yi)(yi)(yi)(yi)(yi)(yi)0.1mm,且两(liang)辊(gun)(gun)(gun)两(liang)端(duan)间(jian)(jian)隙(xi)(xi)应(ying)保(bao)持一(yi)(yi)(yi)(yi)(yi)(yi)致(zhi),可用(yong)(yong)(yong)塞尺测量(liang)(liang)(liang)(liang)。

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