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你知道裹背條有什么用嗎

信息來源(yuan)于(yu)(yu):互聯網 發布于(yu)(yu):2021-08-13

什么是裹(guo)背條(tiao),裹(guo)背條(tiao)是通過皮殼機等(deng)機械用于(yu)精裝(zhuang)書(shu)(shu)本的書(shu)(shu)脊部分,使書(shu)(shu)貼連(lian)接得更加(jia)牢(lao)固。書(shu)(shu)脊制作弧長的計算(suan),本器規格依書(shu)(shu)芯幅面大小進行調定,以能將書(shu)(shu)芯平穩(wen)地送進夾書(shu)(shu)裝(zhuang)置內為標準(zhun)。入本后的書(shu)(shu)冊不斜歪,四角垂直地頂(ding)齊在夾書(shu)(shu)裝(zhuang)置的靠(kao)板、側規內。裁切(qie)尺寸正確一(yi)致,其質量(liang)要求與規格誤差與一(yi)般切(qie)書(shu)(shu)相同。

夾(jia)(jia)(jia)書(shu)(shu)(shu)簽絲(si)帶裝置安放在(zai)(zai)切書(shu)(shu)(shu)機與扒(ba)圓起(qi)脊機之間(jian)。即將切完的書(shu)(shu)(shu)芯,用(yong)分(fen)本器從中(zhong)(zhong)間(jian)分(fen)開(kai),再(zai)由(you)輸放絲(si)帶器將絲(si)帶夾(jia)(jia)(jia)入中(zhong)(zhong)心紙書(shu)(shu)(shu)芯的中(zhong)(zhong)間(jian)靠訂(ding)縫一邊(bian)。絲(si)帶夾(jia)(jia)(jia)在(zai)(zai)書(shu)(shu)(shu)芯內兩端各(ge)留出(chu)粘邊(bian)和使用(yong)的余地,再(zai)經切刀(剪(jian)刀式)將其(qi)剪(jian)斷。

剪(jian)斷后(hou)的絲帶(dai)(dai),裹背(bei)(bei)(bei)條芯(xin)(xin)(xin)部分被下(xia)面膠輥著(zhu)膠、壓(ya)實完成(cheng)夾書(shu)(shu)(shu)簽絲帶(dai)(dai)過程(cheng)。書(shu)(shu)(shu)簽絲帶(dai)(dai)的長(chang)(chang)度與一(yi)般手(shou)工(gong)加(jia)工(gong)長(chang)(chang)度基本相同,可(ke)依(yi)書(shu)(shu)(shu)冊幅面長(chang)(chang)度調(diao)定。扒圓(yuan)(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)操作(zuo)及要求(qiu)。書(shu)(shu)(shu)芯(xin)(xin)(xin)經裁切、夾粘絲帶(dai)(dai)(或不夾粘絲帶(dai)(dai))后(hou),繼(ji)續傳送(或翻轉(zhuan)變位)并做(zuo)90°翻轉(zhuan),使平(ping)(ping)放書(shu)(shu)(shu)芯(xin)(xin)(xin)變為后(hou)背(bei)(bei)(bei)朝上(shang)(或朝下(xia))而(er)進入扒圓(yuan)(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)機。扒圓(yuan)(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)機的加(jia)工(gong),其操作(zuo)分為兩步,但機器的結構是連在一(yi)起(qi)的,均是先扒圓(yuan)(yuan)(yuan)(yuan)(yuan)后(hou)起(qi)脊(ji)。扒圓(yuan)(yuan)(yuan)(yuan)(yuan)。扒圓(yuan)(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)機在扒圓(yuan)(yuan)(yuan)(yuan)(yuan)時,由一(yi)組(或一(yi)對(dui))圓(yuan)(yuan)(yuan)(yuan)(yuan)輥,將書(shu)(shu)(shu)芯(xin)(xin)(xin)壓(ya)緊后(hou)作(zuo)相對(dui)旋轉(zhuan)動作(zuo)),使書(shu)(shu)(shu)背(bei)(bei)(bei)扒成(cheng)適當規(gui)格圓(yuan)(yuan)(yuan)(yuan)(yuan)勢,加(jia)工(gong)成(cheng)圓(yuan)(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)書(shu)(shu)(shu)芯(xin)(xin)(xin)。書(shu)(shu)(shu)芯(xin)(xin)(xin)書(shu)(shu)(shu)背(bei)(bei)(bei)的形狀分為圓(yuan)(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)有脊(ji)、圓(yuan)(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)無(wu)脊(ji)和方背(bei)(bei)(bei)(或稱平(ping)(ping)背(bei)(bei)(bei))三種。平(ping)(ping)裝裹背(bei)(bei)(bei)條書(shu)(shu)(shu)刊的書(shu)(shu)(shu)脊(ji)不高出(chu)書(shu)(shu)(shu)芯(xin)(xin)(xin)平(ping)(ping)面,而(er)精裝書(shu)(shu)(shu)刊的書(shu)(shu)(shu)脊(ji)一(yi)般要高出(chu)書(shu)(shu)(shu)芯(xin)(xin)(xin)的平(ping)(ping)面。書(shu)(shu)(shu)脊(ji)分為真脊(ji)和假脊(ji)。

真脊是利用書(shu)(shu)背(bei)上下兩(liang)邊(bian)變形的(de)弧度(du)高(gao)(gao)出書(shu)(shu)芯平面;假脊則是利用紙(zhi)板(ban)鑲(xiang)在(zai)書(shu)(shu)背(bei)后形成的(de)書(shu)(shu)脊,書(shu)(shu)脊的(de)脊高(gao)(gao)等于封面紙(zhi)板(ban)的(de)厚度(du)。方背(bei)書(shu)(shu)芯。是指書(shu)(shu)芯的(de)書(shu)(shu)背(bei)平直方正。書(shu)(shu)背(bei)不突出,與平裝書(shu)(shu)刊的(de)書(shu)(shu)背(bei)基(ji)本相(xiang)似(si)。

背(bei)(bei)與(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)上(shang)下(xia)環襯互成直角(jiao),由于(yu)精裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)是(shi)用鎖線(xian)(xian)訂(ding)訂(ding)連,每一(yi)(yi)個書(shu)(shu)(shu)(shu)(shu)(shu)帖的(de)(de)訂(ding)口折縫里面(mian)都(dou)用線(xian)(xian)串過(guo),因(yin)此,書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)背(bei)(bei)脊(ji)(ji)(ji)(ji)比書(shu)(shu)(shu)(shu)(shu)(shu)帖其它部(bu)(bu)分(fen)要厚(hou)一(yi)(yi)些,書(shu)(shu)(shu)(shu)(shu)(shu)籍的(de)(de)帖數(shu)越(yue)多(duo),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)(ji)背(bei)(bei)與(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)其它部(bu)(bu)分(fen)厚(hou)度(du)(du)的(de)(de)差別也越(yue)大(da)(da)。所以方背(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)的(de)(de)形(xing)(xing)(xing)式(shi)一(yi)(yi)般(ban)只用于(yu)厚(hou)度(du)(du)約為20mm的(de)(de)精裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)籍。圓(yuan)(yuan)(yuan)背(bei)(bei)有(you)(you)脊(ji)(ji)(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)背(bei)(bei)有(you)(you)脊(ji)(ji)(ji)(ji)又稱(cheng)圓(yuan)(yuan)(yuan)背(bei)(bei)真脊(ji)(ji)(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)。書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)背(bei)(bei)部(bu)(bu)呈圓(yuan)(yuan)(yuan)弧(hu)形(xing)(xing)(xing),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)(ji)高起有(you)(you)脊(ji)(ji)(ji)(ji)壟,堅(jian)硬挺實(shi),這種書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)的(de)(de)形(xing)(xing)(xing)式(shi)適合(he)于(yu)裝(zhuang)訂(ding)較(jiao)厚(hou)的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)籍,裝(zhuang)上(shang)書(shu)(shu)(shu)(shu)(shu)(shu)殼后(hou)有(you)(you)明顯的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)槽,翻閱(yue)方便。目前我(wo)國的(de)(de)精裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)籍多(duo)采用這種圓(yuan)(yuan)(yuan)背(bei)(bei)有(you)(you)脊(ji)(ji)(ji)(ji)的(de)(de)加工形(xing)(xing)(xing)式(shi)。圓(yuan)(yuan)(yuan)背(bei)(bei)無脊(ji)(ji)(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)背(bei)(bei)無脊(ji)(ji)(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)又稱(cheng)圓(yuan)(yuan)(yuan)背(bei)(bei)假脊(ji)(ji)(ji)(ji),書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)背(bei)(bei)部(bu)(bu)呈圓(yuan)(yuan)(yuan)弧(hu)形(xing)(xing)(xing),書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)與(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)的(de)(de)厚(hou)度(du)(du)相同(tong),堅(jian)實(shi)挺括,但沒有(you)(you)書(shu)(shu)(shu)(shu)(shu)(shu)裹(guo)背(bei)(bei)條脊(ji)(ji)(ji)(ji)。這種形(xing)(xing)(xing)式(shi)的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin),一(yi)(yi)般(ban)常(chang)與(yu)軟質書(shu)(shu)(shu)(shu)(shu)(shu)殼或(huo)(huo)塑料壓制而成的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)殼相配(pei)套。中(zhong)心紙有(you)(you)些機(ji)器(qi)還(huan)沒有(you)(you)沖(chong)圓(yuan)(yuan)(yuan)裝(zhuang)置(zhi),即將方背(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)先進行沖(chong)圓(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)厚(hou)度(du)(du)和中(zhong)心紙幅(fu)面(mian)大(da)(da)小(xiao)調定好夾(jia)書(shu)(shu)(shu)(shu)(shu)(shu)器(qi)及扒圓(yuan)(yuan)(yuan)輥(gun)(或(huo)(huo)沖(chong)圓(yuan)(yuan)(yuan)裝(zhuang)置(zhi))的(de)(de)規矩,再使書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)進入夾(jia)書(shu)(shu)(shu)(shu)(shu)(shu)器(qi)內并送到扒圓(yuan)(yuan)(yuan)輥(gun)之間(jian),將書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)扒擠成一(yi)(yi)定圓(yuan)(yuan)(yuan)勢(shi)。

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