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你知道裹背條有什么用嗎

信息來源于(yu):互聯網 發布于(yu):2021-08-13

什么是裹背條,裹背條是通過皮殼機等(deng)機械用于精(jing)裝(zhuang)書(shu)(shu)本的(de)書(shu)(shu)脊部分,使書(shu)(shu)貼連接得更加牢固。書(shu)(shu)脊制作(zuo)弧長的(de)計(ji)算,本器規格依書(shu)(shu)芯幅面大小(xiao)進(jin)行調定,以能將書(shu)(shu)芯平(ping)穩地送進(jin)夾(jia)書(shu)(shu)裝(zhuang)置內為(wei)標準。入本后的(de)書(shu)(shu)冊(ce)不(bu)斜歪,四(si)角垂直地頂齊在夾(jia)書(shu)(shu)裝(zhuang)置的(de)靠(kao)板、側規內。裁切尺(chi)寸正確一(yi)致,其質量要求與規格誤差與一(yi)般切書(shu)(shu)相(xiang)同。

夾(jia)書(shu)簽絲帶裝置安放在切書(shu)機(ji)與扒圓起(qi)脊機(ji)之間(jian)。即將(jiang)切完(wan)的書(shu)芯,用(yong)分本(ben)器(qi)(qi)從中間(jian)分開,再(zai)由輸(shu)放絲帶器(qi)(qi)將(jiang)絲帶夾(jia)入中心紙書(shu)芯的中間(jian)靠訂(ding)縫一邊(bian)。絲帶夾(jia)在書(shu)芯內兩端各(ge)留出(chu)粘邊(bian)和(he)使用(yong)的余地,再(zai)經切刀(剪刀式)將(jiang)其剪斷。

剪斷后的絲(si)(si)(si)帶,裹背(bei)條芯部分(fen)(fen)被下(xia)面膠(jiao)(jiao)輥著膠(jiao)(jiao)、壓實完成(cheng)夾(jia)(jia)書(shu)(shu)(shu)(shu)簽絲(si)(si)(si)帶過(guo)程。書(shu)(shu)(shu)(shu)簽絲(si)(si)(si)帶的長度(du)(du)與一(yi)(yi)般手工(gong)(gong)加工(gong)(gong)長度(du)(du)基本相(xiang)同,可依書(shu)(shu)(shu)(shu)冊幅面長度(du)(du)調(diao)定。扒(ba)(ba)圓(yuan)(yuan)起脊(ji)(ji)(ji)操作及要求。書(shu)(shu)(shu)(shu)芯經裁(cai)切(qie)、夾(jia)(jia)粘(zhan)絲(si)(si)(si)帶(或(huo)(huo)(huo)不(bu)(bu)夾(jia)(jia)粘(zhan)絲(si)(si)(si)帶)后,繼續(xu)傳(chuan)送(或(huo)(huo)(huo)翻(fan)轉(zhuan)(zhuan)變位)并做90°翻(fan)轉(zhuan)(zhuan),使平放書(shu)(shu)(shu)(shu)芯變為(wei)(wei)后背(bei)朝上(或(huo)(huo)(huo)朝下(xia))而進(jin)入扒(ba)(ba)圓(yuan)(yuan)起脊(ji)(ji)(ji)機(ji)。扒(ba)(ba)圓(yuan)(yuan)起脊(ji)(ji)(ji)機(ji)的加工(gong)(gong),其操作分(fen)(fen)為(wei)(wei)兩步(bu),但(dan)機(ji)器的結構是連在一(yi)(yi)起的,均是先扒(ba)(ba)圓(yuan)(yuan)后起脊(ji)(ji)(ji)。扒(ba)(ba)圓(yuan)(yuan)。扒(ba)(ba)圓(yuan)(yuan)起脊(ji)(ji)(ji)機(ji)在扒(ba)(ba)圓(yuan)(yuan)時,由(you)一(yi)(yi)組(或(huo)(huo)(huo)一(yi)(yi)對(dui))圓(yuan)(yuan)輥,將書(shu)(shu)(shu)(shu)芯壓緊后作相(xiang)對(dui)旋轉(zhuan)(zhuan)動作),使書(shu)(shu)(shu)(shu)背(bei)扒(ba)(ba)成(cheng)適當規格圓(yuan)(yuan)勢(shi),加工(gong)(gong)成(cheng)圓(yuan)(yuan)背(bei)書(shu)(shu)(shu)(shu)芯。書(shu)(shu)(shu)(shu)芯書(shu)(shu)(shu)(shu)背(bei)的形(xing)狀分(fen)(fen)為(wei)(wei)圓(yuan)(yuan)背(bei)有脊(ji)(ji)(ji)、圓(yuan)(yuan)背(bei)無(wu)脊(ji)(ji)(ji)和(he)方背(bei)(或(huo)(huo)(huo)稱(cheng)平背(bei))三種。平裝裹背(bei)條書(shu)(shu)(shu)(shu)刊的書(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)不(bu)(bu)高出(chu)書(shu)(shu)(shu)(shu)芯平面,而精裝書(shu)(shu)(shu)(shu)刊的書(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)一(yi)(yi)般要高出(chu)書(shu)(shu)(shu)(shu)芯的平面。書(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)分(fen)(fen)為(wei)(wei)真脊(ji)(ji)(ji)和(he)假脊(ji)(ji)(ji)。

真脊是利用(yong)書(shu)(shu)(shu)背(bei)(bei)上下兩(liang)邊變形的(de)弧度(du)(du)高出書(shu)(shu)(shu)芯(xin)(xin)平面;假脊則是利用(yong)紙(zhi)板(ban)(ban)鑲在書(shu)(shu)(shu)背(bei)(bei)后(hou)形成的(de)書(shu)(shu)(shu)脊,書(shu)(shu)(shu)脊的(de)脊高等(deng)于封(feng)面紙(zhi)板(ban)(ban)的(de)厚度(du)(du)。方(fang)背(bei)(bei)書(shu)(shu)(shu)芯(xin)(xin)。是指書(shu)(shu)(shu)芯(xin)(xin)的(de)書(shu)(shu)(shu)背(bei)(bei)平直方(fang)正。書(shu)(shu)(shu)背(bei)(bei)不突出,與平裝(zhuang)書(shu)(shu)(shu)刊的(de)書(shu)(shu)(shu)背(bei)(bei)基(ji)本相(xiang)似(si)。

背(bei)與書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)上下環(huan)襯互成(cheng)直角(jiao),由于精裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)是用鎖線(xian)訂(ding)訂(ding)連,每一(yi)(yi)(yi)個書(shu)(shu)(shu)(shu)(shu)(shu)帖(tie)的(de)(de)(de)(de)訂(ding)口折縫里面都(dou)用線(xian)串(chuan)過,因此,書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)背(bei)脊(ji)(ji)比書(shu)(shu)(shu)(shu)(shu)(shu)帖(tie)其(qi)它部分要厚(hou)(hou)(hou)一(yi)(yi)(yi)些,書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)的(de)(de)(de)(de)帖(tie)數越多(duo),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)背(bei)與書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)其(qi)它部分厚(hou)(hou)(hou)度的(de)(de)(de)(de)差別也(ye)越大。所以方背(bei)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)的(de)(de)(de)(de)形(xing)(xing)式一(yi)(yi)(yi)般(ban)只用于厚(hou)(hou)(hou)度約為20mm的(de)(de)(de)(de)精裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)。圓(yuan)(yuan)(yuan)(yuan)(yuan)背(bei)有(you)(you)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)(yuan)(yuan)背(bei)有(you)(you)脊(ji)(ji)又(you)稱(cheng)圓(yuan)(yuan)(yuan)(yuan)(yuan)背(bei)真(zhen)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)。書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)背(bei)部呈(cheng)圓(yuan)(yuan)(yuan)(yuan)(yuan)弧(hu)形(xing)(xing),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)高起有(you)(you)脊(ji)(ji)壟(long),堅硬挺(ting)實,這(zhe)種(zhong)(zhong)書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)的(de)(de)(de)(de)形(xing)(xing)式適合于裝(zhuang)(zhuang)訂(ding)較厚(hou)(hou)(hou)的(de)(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji),裝(zhuang)(zhuang)上書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)后有(you)(you)明顯的(de)(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)槽,翻閱方便。目前我國的(de)(de)(de)(de)精裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)多(duo)采用這(zhe)種(zhong)(zhong)圓(yuan)(yuan)(yuan)(yuan)(yuan)背(bei)有(you)(you)脊(ji)(ji)的(de)(de)(de)(de)加工形(xing)(xing)式。圓(yuan)(yuan)(yuan)(yuan)(yuan)背(bei)無(wu)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)(yuan)(yuan)背(bei)無(wu)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)又(you)稱(cheng)圓(yuan)(yuan)(yuan)(yuan)(yuan)背(bei)假脊(ji)(ji),書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)背(bei)部呈(cheng)圓(yuan)(yuan)(yuan)(yuan)(yuan)弧(hu)形(xing)(xing),書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)與書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)的(de)(de)(de)(de)厚(hou)(hou)(hou)度相同,堅實挺(ting)括,但沒有(you)(you)書(shu)(shu)(shu)(shu)(shu)(shu)裹(guo)背(bei)條脊(ji)(ji)。這(zhe)種(zhong)(zhong)形(xing)(xing)式的(de)(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin),一(yi)(yi)(yi)般(ban)常(chang)與軟質書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)或(huo)塑料壓制而(er)成(cheng)的(de)(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)相配套。中心紙有(you)(you)些機器還沒有(you)(you)沖(chong)圓(yuan)(yuan)(yuan)(yuan)(yuan)裝(zhuang)(zhuang)置,即(ji)將方背(bei)書(shu)(shu)(shu)(shu)(shu)(shu)先進行(xing)沖(chong)圓(yuan)(yuan)(yuan)(yuan)(yuan)加工,作初步定型。先根據書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)厚(hou)(hou)(hou)度和中心紙幅面大小(xiao)調定好夾書(shu)(shu)(shu)(shu)(shu)(shu)器及扒圓(yuan)(yuan)(yuan)(yuan)(yuan)輥(或(huo)沖(chong)圓(yuan)(yuan)(yuan)(yuan)(yuan)裝(zhuang)(zhuang)置)的(de)(de)(de)(de)規矩,再(zai)使書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)進入夾書(shu)(shu)(shu)(shu)(shu)(shu)器內并送到扒圓(yuan)(yuan)(yuan)(yuan)(yuan)輥之間,將書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)扒擠成(cheng)一(yi)(yi)(yi)定圓(yuan)(yuan)(yuan)(yuan)(yuan)勢(shi)。

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