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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(bu)于(yu):2021-08-13

什么是裹背條,裹背條是通過(guo)皮殼機等機械用于精(jing)裝書(shu)本(ben)的書(shu)脊部分,使書(shu)貼連接得(de)更(geng)加牢固。書(shu)脊制作弧長的計算,本(ben)器規(gui)(gui)格依書(shu)芯幅面(mian)大小(xiao)進行(xing)調定,以能將書(shu)芯平穩地送(song)進夾書(shu)裝置內為(wei)標(biao)準。入(ru)本(ben)后的書(shu)冊不斜(xie)歪,四角垂直地頂齊在(zai)夾書(shu)裝置的靠板、側規(gui)(gui)內。裁切尺(chi)寸正(zheng)確一致(zhi),其質量要求與(yu)規(gui)(gui)格誤差與(yu)一般切書(shu)相(xiang)同。

夾(jia)(jia)書簽絲帶(dai)裝置安(an)放(fang)在(zai)(zai)切(qie)書機(ji)(ji)與(yu)扒圓(yuan)起脊(ji)機(ji)(ji)之間(jian)。即(ji)將切(qie)完的書芯(xin),用(yong)分本器從(cong)中(zhong)間(jian)分開,再由輸放(fang)絲帶(dai)器將絲帶(dai)夾(jia)(jia)入中(zhong)心紙書芯(xin)的中(zhong)間(jian)靠訂(ding)縫一邊。絲帶(dai)夾(jia)(jia)在(zai)(zai)書芯(xin)內兩端(duan)各留出(chu)粘邊和使用(yong)的余地,再經切(qie)刀(剪刀式)將其(qi)剪斷。

剪斷后的(de)(de)(de)絲帶(dai)(dai),裹背(bei)(bei)(bei)(bei)條芯部分(fen)被下面(mian)膠(jiao)輥著膠(jiao)、壓實完成(cheng)夾(jia)書(shu)(shu)簽(qian)絲帶(dai)(dai)過程(cheng)。書(shu)(shu)簽(qian)絲帶(dai)(dai)的(de)(de)(de)長度(du)與(yu)一(yi)般手工(gong)加(jia)工(gong)長度(du)基本相(xiang)同,可依(yi)書(shu)(shu)冊幅面(mian)長度(du)調定(ding)。扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)(ji)(ji)操作(zuo)及要求。書(shu)(shu)芯經裁切、夾(jia)粘(zhan)絲帶(dai)(dai)(或(huo)不夾(jia)粘(zhan)絲帶(dai)(dai))后,繼續傳送(或(huo)翻轉變位)并做90°翻轉,使平(ping)(ping)放(fang)書(shu)(shu)芯變為(wei)后背(bei)(bei)(bei)(bei)朝(chao)上(或(huo)朝(chao)下)而進入扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)(ji)(ji)機。扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)(ji)(ji)機的(de)(de)(de)加(jia)工(gong),其操作(zuo)分(fen)為(wei)兩步,但機器(qi)的(de)(de)(de)結構(gou)是連在(zai)(zai)一(yi)起(qi)(qi)的(de)(de)(de),均是先扒(ba)圓(yuan)(yuan)(yuan)(yuan)后起(qi)(qi)脊(ji)(ji)(ji)。扒(ba)圓(yuan)(yuan)(yuan)(yuan)。扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)(ji)(ji)機在(zai)(zai)扒(ba)圓(yuan)(yuan)(yuan)(yuan)時(shi),由(you)一(yi)組(zu)(或(huo)一(yi)對)圓(yuan)(yuan)(yuan)(yuan)輥,將(jiang)書(shu)(shu)芯壓緊后作(zuo)相(xiang)對旋轉動作(zuo)),使書(shu)(shu)背(bei)(bei)(bei)(bei)扒(ba)成(cheng)適(shi)當(dang)規(gui)格圓(yuan)(yuan)(yuan)(yuan)勢,加(jia)工(gong)成(cheng)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)書(shu)(shu)芯。書(shu)(shu)芯書(shu)(shu)背(bei)(bei)(bei)(bei)的(de)(de)(de)形狀分(fen)為(wei)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)有(you)脊(ji)(ji)(ji)、圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)無脊(ji)(ji)(ji)和(he)方(fang)背(bei)(bei)(bei)(bei)(或(huo)稱(cheng)平(ping)(ping)背(bei)(bei)(bei)(bei))三種。平(ping)(ping)裝裹背(bei)(bei)(bei)(bei)條書(shu)(shu)刊的(de)(de)(de)書(shu)(shu)脊(ji)(ji)(ji)不高出書(shu)(shu)芯平(ping)(ping)面(mian),而精裝書(shu)(shu)刊的(de)(de)(de)書(shu)(shu)脊(ji)(ji)(ji)一(yi)般要高出書(shu)(shu)芯的(de)(de)(de)平(ping)(ping)面(mian)。書(shu)(shu)脊(ji)(ji)(ji)分(fen)為(wei)真脊(ji)(ji)(ji)和(he)假脊(ji)(ji)(ji)。

真脊是(shi)利用(yong)書(shu)背(bei)(bei)(bei)(bei)上(shang)下兩邊變形(xing)的(de)(de)弧度高出書(shu)芯平(ping)面;假(jia)脊則是(shi)利用(yong)紙(zhi)板鑲在書(shu)背(bei)(bei)(bei)(bei)后形(xing)成的(de)(de)書(shu)脊,書(shu)脊的(de)(de)脊高等(deng)于封面紙(zhi)板的(de)(de)厚(hou)度。方背(bei)(bei)(bei)(bei)書(shu)芯。是(shi)指書(shu)芯的(de)(de)書(shu)背(bei)(bei)(bei)(bei)平(ping)直方正(zheng)。書(shu)背(bei)(bei)(bei)(bei)不突出,與平(ping)裝書(shu)刊的(de)(de)書(shu)背(bei)(bei)(bei)(bei)基本相似(si)。

背(bei)(bei)(bei)(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)上(shang)下環襯互成直角,由(you)于精(jing)(jing)裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)是用鎖(suo)線(xian)訂(ding)(ding)訂(ding)(ding)連,每一(yi)個書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)帖(tie)的(de)(de)訂(ding)(ding)口折縫里面(mian)都用線(xian)串過,因(yin)此,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)背(bei)(bei)(bei)(bei)脊(ji)比(bi)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)帖(tie)其它部(bu)(bu)分(fen)要厚(hou)一(yi)些(xie)(xie),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)的(de)(de)帖(tie)數越(yue)多(duo),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)背(bei)(bei)(bei)(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)其它部(bu)(bu)分(fen)厚(hou)度的(de)(de)差別也越(yue)大。所以方(fang)(fang)背(bei)(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)的(de)(de)形式(shi)一(yi)般只用于厚(hou)度約為20mm的(de)(de)精(jing)(jing)裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)。圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)有(you)(you)脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)有(you)(you)脊(ji)又(you)稱(cheng)圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)真脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)。書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)背(bei)(bei)(bei)(bei)部(bu)(bu)呈圓(yuan)(yuan)(yuan)弧形,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)高(gao)起有(you)(you)脊(ji)壟,堅硬(ying)挺(ting)實(shi),這(zhe)種(zhong)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)的(de)(de)形式(shi)適合(he)于裝(zhuang)訂(ding)(ding)較(jiao)厚(hou)的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍(ji),裝(zhuang)上(shang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)后有(you)(you)明顯(xian)的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)槽,翻閱方(fang)(fang)便。目前我(wo)國的(de)(de)精(jing)(jing)裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)多(duo)采(cai)用這(zhe)種(zhong)圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)有(you)(you)脊(ji)的(de)(de)加(jia)工形式(shi)。圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)無脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)無脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)又(you)稱(cheng)圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)假脊(ji),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)背(bei)(bei)(bei)(bei)部(bu)(bu)呈圓(yuan)(yuan)(yuan)弧形,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)的(de)(de)厚(hou)度相(xiang)同(tong),堅實(shi)挺(ting)括(kuo),但沒有(you)(you)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)裹背(bei)(bei)(bei)(bei)條脊(ji)。這(zhe)種(zhong)形式(shi)的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin),一(yi)般常與(yu)(yu)軟(ruan)質書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)或(huo)(huo)塑(su)料壓制(zhi)而成的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)相(xiang)配(pei)套(tao)。中心紙有(you)(you)些(xie)(xie)機(ji)器(qi)還(huan)沒有(you)(you)沖圓(yuan)(yuan)(yuan)裝(zhuang)置,即(ji)將(jiang)方(fang)(fang)背(bei)(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)先(xian)(xian)進(jin)行沖圓(yuan)(yuan)(yuan)加(jia)工,作初步定(ding)(ding)型。先(xian)(xian)根據書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)厚(hou)度和中心紙幅面(mian)大小(xiao)調(diao)定(ding)(ding)好夾(jia)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)器(qi)及扒圓(yuan)(yuan)(yuan)輥(或(huo)(huo)沖圓(yuan)(yuan)(yuan)裝(zhuang)置)的(de)(de)規(gui)矩,再使書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)進(jin)入(ru)夾(jia)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)器(qi)內并送到扒圓(yuan)(yuan)(yuan)輥之間(jian),將(jiang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)扒擠成一(yi)定(ding)(ding)圓(yuan)(yuan)(yuan)勢(shi)。

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