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造紙機組成(cheng)(cheng)(cheng)(cheng)與(yu)分類,造紙(zhi)(zhi)(zhi)(zhi)(zhi)機(ji)是(shi)把經過(guo)打漿(jiang)、調制后符合抄(chao)造紙(zhi)(zhi)(zhi)(zhi)(zhi)要求的(de)(de)(de)紙(zhi)(zhi)(zhi)(zhi)(zhi)漿(jiang)抄(chao)制成(cheng)(cheng)(cheng)(cheng)紙(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)機(ji)器。根據這(zhe)一定義,造紙(zhi)(zhi)(zhi)(zhi)(zhi)機(ji)應該從流漿(jiang)箱(xiang)的(de)(de)(de)進(jin)漿(jiang)總(zong)管(guan)或其(qi)必(bi)需附帶(dai)配置的(de)(de)(de)進(jin)漿(jiang)系(xi)(xi)統(tong)開始(shi),直(zhi)到(dao)卷出紙(zhi)(zhi)(zhi)(zhi)(zhi)卷的(de)(de)(de)卷紙(zhi)(zhi)(zhi)(zhi)(zhi)機(ji)為(wei)止,也就是(shi)說,造紙(zhi)(zhi)(zhi)(zhi)(zhi)機(ji)主體(ti)(ti)分為(wei)由漿(jiang)抄(chao)成(cheng)(cheng)(cheng)(cheng)濕紙(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)濕段和(he)把濕紙(zhi)(zhi)(zhi)(zhi)(zhi)烘于(yu)(yu)并成(cheng)(cheng)(cheng)(cheng)卷的(de)(de)(de)干段,前者包括流送部(bu)(bu)、成(cheng)(cheng)(cheng)(cheng)形部(bu)(bu)、壓榨部(bu)(bu)三個部(bu)(bu)分,后者包括烘干部(bu)(bu)、壓光部(bu)(bu)、卷紙(zhi)(zhi)(zhi)(zhi)(zhi)部(bu)(bu)三個部(bu)(bu)分。此外還有機(ji)械傳動(dong)部(bu)(bu)分以及為(wei)這(zhe)些主體(ti)(ti)部(bu)(bu)分運行所(suo)不可缺(que)少的(de)(de)(de)真空(kong)系(xi)(xi)統(tong)、氣壓及液壓系(xi)(xi)統(tong)、潤滑(hua)系(xi)(xi)統(tong)、引紙(zhi)(zhi)(zhi)(zhi)(zhi)系(xi)(xi)統(tong)、蒸汽(qi)系(xi)(xi)統(tong)、熱(re)風系(xi)(xi)統(tong)、汽(qi)罩及其(qi)排風系(xi)(xi)統(tong)等,也屬于(yu)(yu)造紙(zhi)(zhi)(zhi)(zhi)(zhi)機(ji)的(de)(de)(de)本體(ti)(ti)部(bu)(bu)分
造(zao)(zao)紙(zhi)(zhi)(zhi)機(ji)(ji)本體(ti)部(bu)分以及其(qi)(qi)附屬(shu)和(he)輔助系(xi)統均有(you)(you)(you)不同的(de)(de)(de)(de)形(xing)式(shi)(shi)和(he)規格。在工(gong)(gong)程設計中(zhong),主(zhu)要(yao)(yao)是(shi)以造(zao)(zao)紙(zhi)(zhi)(zhi)用的(de)(de)(de)(de)紙(zhi)(zhi)(zhi)漿(jiang)種類、成(cheng)紙(zhi)(zhi)(zhi)品種、產(chan)量要(yao)(yao)求為依據來確(que)定(ding)其(qi)(qi)各部(bu)分的(de)(de)(de)(de)形(xing)式(shi)(shi)和(he)規格,不同的(de)(de)(de)(de)形(xing)式(shi)(shi)具有(you)(you)(you)不同的(de)(de)(de)(de)結(jie)構。造(zao)(zao)紙(zhi)(zhi)(zhi)機(ji)(ji)的(de)(de)(de)(de)形(xing)式(shi)(shi)分類決(jue)定(ding)于(yu)其(qi)(qi)主(zhu)要(yao)(yao)部(bu)分的(de)(de)(de)(de)結(jie)構形(xing)式(shi)(shi),用主(zhu)要(yao)(yao)部(bu)分的(de)(de)(de)(de)結(jie)構形(xing)式(shi)(shi)來表(biao)達造(zao)(zao)紙(zhi)(zhi)(zhi)機(ji)(ji)總(zong)的(de)(de)(de)(de)形(xing)式(shi)(shi)是(shi)國際(ji)上的(de)(de)(de)(de)通用習慣。目前,為了適應造(zao)(zao)紙(zhi)(zhi)(zhi)廠按其(qi)(qi)自身的(de)(de)(de)(de)實際(ji)工(gong)(gong)藝條件(jian)來選用造(zao)(zao)紙(zhi)(zhi)(zhi)機(ji)(ji),造(zao)(zao)紙(zhi)(zhi)(zhi)機(ji)(ji)的(de)(de)(de)(de)主(zhu)要(yao)(yao)部(bu)分按其(qi)(qi)結(jie)構原理和(he)技(ji)術特征有(you)(you)(you)很多種形(xing)式(shi)(shi)。
在(zai)工程實際中(zhong),通常是(shi)選(xuan)取對造紙機產品產量和(he)質量起(qi)決定(ding)性(xing)作用的(de)(de)成形部和(he)烘干部的(de)(de)形式結構特(te)征來(lai)作為造紙機基本形式分類的(de)(de)基礎。