柔rou印yin機ji生sheng產chan線xian在zai生sheng產chan時shi膠jiao量liang太tai大da,膠jiao量liang太tai大da導dao致zhi膠jiao水shui從cong楞leng縫feng兩liang邊bian滲shen透tou,在zai進jin入ru預yu熱re板ban時shi壓ya力li過guo重zhong,會hui使shi麵mian紙zhi楞leng尖jian受shou到dao磨mo損sun,而er出chu現xian線xian條tiao,所suo以yi在zai生sheng產chan時shi膠jiao量liang、預熱板壓力調節適宜。
在zai印yin刷shua時shi,壓ya力li過guo重zhong,也ye會hui出chu現xian顏yan色se深shen淺qian不bu一yi,而er壓ya力li過guo輕qing,又you導dao致zhi印yin刷shua印yin不bu實shi,另ling一yi方fang麵mian與yu機ji速su也ye有you一yi定ding的de關guan係xi,所suo以yi在zai印yin刷shua時shi適shi當dang的de調tiao節jie印yin刷shua壓ya力li,控kong製zhi機ji速su,保bao持chi勻yun速su生sheng產chan。
水墨對印刷也有很大的影響,本身塗布紙吸墨性不好,柔印機在(zai)生(sheng)產(chan)時(shi)調(tiao)節(jie)墨(mo)的(de)粘(zhan)度(du)以(yi)及(ji)墨(mo)量(liang)大(da)小(xiao),水(shui)墨(mo)幹(gan)燥(zao)速(su)度(du),粘(zhan)度(du)過(guo)高(gao),在(zai)印(yin)刷(shua)出(chu)來(lai)幹(gan)燥(zao)太(tai)慢(man),並(bing)且(qie)版(ban)麵(mian)帶(dai)髒(zang),所(suo)以(yi)在(zai)生(sheng)產(chan)時(shi)適(shi)當(dang)調(tiao)節(jie)水(shui)墨(mo)配(pei)方(fang),控(kong)製(zhi)水(shui)墨(mo)粘(zhan)度(du),調(tiao)節(jie)好(hao)墨(mo)量(liang)。
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個人認為柔印機主要原因還是紙板缺陷:waxianshuangmianjitujiaoliangguoda,duoyujiaoshuixunsuxianglengfengliangbianshentou,yumianzhitieheshi,jiaoshuiyouxunsuxiangbaibanzhishentou,duoyujiaoshuishitujiaoweizhizengda,yinqimianzhixianweishuifenbianhua,jiertububaibanzhitucengbiaomianyinxiangbanzhishousuodaozhibuping,jingrebanshibupingtucengbeimopohuai,daozhilengfengliangbianheixian,dangyinshuashi,meipohuaidetucengyumopotucengxiyouliangyuxishuiliangbutong,rouyinjimanbanyinshuashijiuhuidaozhiyinbushideganjiao。waxianjiejue:減小膠量,加大車速,雙麵機壓板壓力適宜。
這(zhe)種(zhong)情(qing)況(kuang)主(zhu)要(yao)是(shi)線(xian)顏(yan)色(se)比(bi)較(jiao)嚴(yan)重(zhong),主(zhu)要(yao)是(shi)產(chan)生(sheng)在(zai)楞(leng)峰(feng)的(de)位(wei)置(zhi)。主(zhu)要(yao)原(yuan)因(yin)是(shi)楞(leng)峰(feng)位(wei)置(zhi)麵(mian)紙(zhi)吸(xi)收(shou)了(le)漿(jiang)糊(hu)的(de)水(shui)份(fen)比(bi)較(jiao)多(duo),造(zao)成(cheng)吸(xi)收(shou)油(you)墨(mo)就(jiu)少(shao)了(le),紙(zhi)張(zhang)吸(xi)水(shui)度(du)是(shi)有(you)限(xian)的(de)。要(yao)想(xiang)解(jie)決(jue)要(yao)從(cong)漿(jiang)糊(hu)和(he)原(yuan)紙(zhi)吸(xi)水(shui)度(du)上(shang)去(qu)解(jie)決(jue)。