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信(xin)息來源于:互聯網 發布于:2021-08-13

什么(me)是裹(guo)背條(tiao),裹(guo)背條(tiao)是通過(guo)皮殼機(ji)等機(ji)械用于精(jing)裝(zhuang)書(shu)(shu)本(ben)的書(shu)(shu)脊(ji)部分,使書(shu)(shu)貼連接(jie)得更加牢固。書(shu)(shu)脊(ji)制作(zuo)弧長的計算,本(ben)器規(gui)格(ge)依書(shu)(shu)芯(xin)幅面(mian)大小進行(xing)調定,以(yi)能將(jiang)書(shu)(shu)芯(xin)平穩地(di)送進夾書(shu)(shu)裝(zhuang)置內為標準。入(ru)本(ben)后的書(shu)(shu)冊(ce)不(bu)斜歪(wai),四(si)角垂直地(di)頂齊在(zai)夾書(shu)(shu)裝(zhuang)置的靠板(ban)、側規(gui)內。裁切(qie)尺(chi)寸正確(que)一(yi)致,其質量要(yao)求與規(gui)格(ge)誤差(cha)與一(yi)般切(qie)書(shu)(shu)相同。

夾(jia)書(shu)簽絲帶(dai)裝(zhuang)置安放在切(qie)書(shu)機(ji)與扒圓起脊機(ji)之間(jian)。即(ji)將切(qie)完的書(shu)芯(xin),用分(fen)本器從中間(jian)分(fen)開(kai),再由(you)輸放絲帶(dai)器將絲帶(dai)夾(jia)入(ru)中心紙(zhi)書(shu)芯(xin)的中間(jian)靠訂縫一邊。絲帶(dai)夾(jia)在書(shu)芯(xin)內兩(liang)端各留出粘(zhan)邊和使用的余地,再經切(qie)刀(dao)(剪刀(dao)式(shi))將其剪斷(duan)。

剪斷后的絲(si)(si)帶(dai),裹(guo)背(bei)(bei)條(tiao)(tiao)芯(xin)(xin)部(bu)分被下(xia)(xia)面膠(jiao)輥著膠(jiao)、壓實完成(cheng)夾(jia)書(shu)(shu)簽絲(si)(si)帶(dai)過程。書(shu)(shu)簽絲(si)(si)帶(dai)的長度與一(yi)(yi)(yi)般手工(gong)加(jia)工(gong)長度基本相同,可(ke)依書(shu)(shu)冊幅面長度調定(ding)。扒圓(yuan)(yuan)(yuan)(yuan)起脊(ji)(ji)操作(zuo)(zuo)及(ji)要(yao)(yao)求(qiu)。書(shu)(shu)芯(xin)(xin)經(jing)裁切(qie)、夾(jia)粘絲(si)(si)帶(dai)(或(huo)不夾(jia)粘絲(si)(si)帶(dai))后,繼續傳送(song)(或(huo)翻轉(zhuan)變位)并做(zuo)90°翻轉(zhuan),使平(ping)(ping)放書(shu)(shu)芯(xin)(xin)變為(wei)后背(bei)(bei)朝(chao)(chao)上(或(huo)朝(chao)(chao)下(xia)(xia))而進(jin)入扒圓(yuan)(yuan)(yuan)(yuan)起脊(ji)(ji)機。扒圓(yuan)(yuan)(yuan)(yuan)起脊(ji)(ji)機的加(jia)工(gong),其操作(zuo)(zuo)分為(wei)兩步,但(dan)機器(qi)的結構是連在(zai)一(yi)(yi)(yi)起的,均是先(xian)扒圓(yuan)(yuan)(yuan)(yuan)后起脊(ji)(ji)。扒圓(yuan)(yuan)(yuan)(yuan)。扒圓(yuan)(yuan)(yuan)(yuan)起脊(ji)(ji)機在(zai)扒圓(yuan)(yuan)(yuan)(yuan)時,由一(yi)(yi)(yi)組(或(huo)一(yi)(yi)(yi)對)圓(yuan)(yuan)(yuan)(yuan)輥,將書(shu)(shu)芯(xin)(xin)壓緊后作(zuo)(zuo)相對旋轉(zhuan)動作(zuo)(zuo)),使書(shu)(shu)背(bei)(bei)扒成(cheng)適當規格圓(yuan)(yuan)(yuan)(yuan)勢,加(jia)工(gong)成(cheng)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)書(shu)(shu)芯(xin)(xin)。書(shu)(shu)芯(xin)(xin)書(shu)(shu)背(bei)(bei)的形狀分為(wei)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)有脊(ji)(ji)、圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)無脊(ji)(ji)和(he)(he)方背(bei)(bei)(或(huo)稱平(ping)(ping)背(bei)(bei))三種。平(ping)(ping)裝裹(guo)背(bei)(bei)條(tiao)(tiao)書(shu)(shu)刊的書(shu)(shu)脊(ji)(ji)不高出(chu)書(shu)(shu)芯(xin)(xin)平(ping)(ping)面,而精裝書(shu)(shu)刊的書(shu)(shu)脊(ji)(ji)一(yi)(yi)(yi)般要(yao)(yao)高出(chu)書(shu)(shu)芯(xin)(xin)的平(ping)(ping)面。書(shu)(shu)脊(ji)(ji)分為(wei)真脊(ji)(ji)和(he)(he)假脊(ji)(ji)。

真脊是利(li)用(yong)(yong)書(shu)(shu)(shu)背(bei)上下(xia)兩邊變形(xing)的弧度(du)高(gao)出(chu)書(shu)(shu)(shu)芯(xin)平(ping)面;假脊則是利(li)用(yong)(yong)紙(zhi)(zhi)板(ban)鑲在書(shu)(shu)(shu)背(bei)后形(xing)成(cheng)的書(shu)(shu)(shu)脊,書(shu)(shu)(shu)脊的脊高(gao)等于封面紙(zhi)(zhi)板(ban)的厚(hou)度(du)。方背(bei)書(shu)(shu)(shu)芯(xin)。是指書(shu)(shu)(shu)芯(xin)的書(shu)(shu)(shu)背(bei)平(ping)直方正。書(shu)(shu)(shu)背(bei)不突出(chu),與平(ping)裝書(shu)(shu)(shu)刊的書(shu)(shu)(shu)背(bei)基本相似。

背(bei)(bei)(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)上(shang)下(xia)環襯互(hu)成直(zhi)角(jiao),由于精裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)是用(yong)(yong)鎖線訂(ding)(ding)訂(ding)(ding)連(lian),每一(yi)個(ge)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)帖的(de)(de)訂(ding)(ding)口折(zhe)縫里面都用(yong)(yong)線串過,因此,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)背(bei)(bei)(bei)脊(ji)比(bi)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)帖其它(ta)部分要厚(hou)(hou)一(yi)些(xie),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍的(de)(de)帖數越(yue)多,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)背(bei)(bei)(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)其它(ta)部分厚(hou)(hou)度(du)(du)的(de)(de)差別也越(yue)大。所以方背(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)的(de)(de)形(xing)式(shi)一(yi)般只用(yong)(yong)于厚(hou)(hou)度(du)(du)約為20mm的(de)(de)精裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍。圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)有(you)(you)(you)(you)(you)脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)有(you)(you)(you)(you)(you)脊(ji)又稱圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)真脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)。書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)背(bei)(bei)(bei)部呈(cheng)圓(yuan)(yuan)(yuan)(yuan)弧(hu)形(xing),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)高起有(you)(you)(you)(you)(you)脊(ji)壟,堅硬(ying)挺實,這種(zhong)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)的(de)(de)形(xing)式(shi)適合(he)于裝(zhuang)訂(ding)(ding)較(jiao)厚(hou)(hou)的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍,裝(zhuang)上(shang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼后有(you)(you)(you)(you)(you)明顯的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)槽,翻閱方便(bian)。目前我國的(de)(de)精裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍多采用(yong)(yong)這種(zhong)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)有(you)(you)(you)(you)(you)脊(ji)的(de)(de)加工形(xing)式(shi)。圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)無脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)無脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)又稱圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)假(jia)脊(ji),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)背(bei)(bei)(bei)部呈(cheng)圓(yuan)(yuan)(yuan)(yuan)弧(hu)形(xing),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)的(de)(de)厚(hou)(hou)度(du)(du)相同,堅實挺括(kuo),但(dan)沒有(you)(you)(you)(you)(you)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)裹(guo)背(bei)(bei)(bei)條脊(ji)。這種(zhong)形(xing)式(shi)的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin),一(yi)般常與(yu)(yu)軟質書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼或(huo)塑料(liao)壓制(zhi)而成的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼相配套。中心紙(zhi)有(you)(you)(you)(you)(you)些(xie)機(ji)器(qi)還沒有(you)(you)(you)(you)(you)沖(chong)圓(yuan)(yuan)(yuan)(yuan)裝(zhuang)置,即將方背(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)先(xian)進(jin)行沖(chong)圓(yuan)(yuan)(yuan)(yuan)加工,作初步定型。先(xian)根據(ju)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)厚(hou)(hou)度(du)(du)和中心紙(zhi)幅面大小調定好夾書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)器(qi)及扒圓(yuan)(yuan)(yuan)(yuan)輥(或(huo)沖(chong)圓(yuan)(yuan)(yuan)(yuan)裝(zhuang)置)的(de)(de)規矩,再使書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)(xin)進(jin)入夾書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)器(qi)內并送到扒圓(yuan)(yuan)(yuan)(yuan)輥之間,將書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)扒擠(ji)成一(yi)定圓(yuan)(yuan)(yuan)(yuan)勢。

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