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你知道裹背條有什么用嗎

信息來(lai)源(yuan)于(yu):互聯(lian)網 發(fa)布于(yu):2021-08-13

什么是裹背條,裹背條是通過(guo)皮(pi)殼機等機械(xie)用于精裝書本的(de)(de)書脊部分,使書貼(tie)連(lian)接得更加(jia)牢固(gu)。書脊制作弧長(chang)的(de)(de)計(ji)算(suan),本器(qi)規(gui)格依(yi)書芯(xin)幅(fu)面大小(xiao)進行調定(ding),以能將書芯(xin)平(ping)穩地送進夾(jia)書裝置(zhi)內(nei)為標準。入本后的(de)(de)書冊不(bu)斜歪,四角垂直地頂(ding)齊在夾(jia)書裝置(zhi)的(de)(de)靠板、側規(gui)內(nei)。裁切尺(chi)寸正確一(yi)致,其(qi)質量要(yao)求與(yu)規(gui)格誤差與(yu)一(yi)般(ban)切書相同。

夾(jia)書簽絲(si)帶裝置安放在切(qie)書機與扒圓起脊機之(zhi)間。即將切(qie)完的(de)書芯,用分本器從(cong)中(zhong)間分開,再(zai)由輸(shu)放絲(si)帶器將絲(si)帶夾(jia)入中(zhong)心紙書芯的(de)中(zhong)間靠訂縫一邊。絲(si)帶夾(jia)在書芯內兩端各留出粘(zhan)邊和使用的(de)余地,再(zai)經切(qie)刀(剪(jian)(jian)刀式)將其剪(jian)(jian)斷。

剪斷后的(de)(de)絲(si)(si)帶(dai),裹(guo)背(bei)(bei)(bei)(bei)條芯部(bu)分(fen)(fen)被下面膠輥(gun)(gun)著膠、壓實完成(cheng)夾書(shu)(shu)(shu)簽絲(si)(si)帶(dai)過程(cheng)。書(shu)(shu)(shu)簽絲(si)(si)帶(dai)的(de)(de)長度與一般手工加(jia)工長度基本相同,可(ke)依書(shu)(shu)(shu)冊幅(fu)面長度調定。扒圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)(qi)(qi)脊(ji)(ji)操作(zuo)及要求。書(shu)(shu)(shu)芯經裁切(qie)、夾粘(zhan)絲(si)(si)帶(dai)(或不夾粘(zhan)絲(si)(si)帶(dai))后,繼續傳(chuan)送(或翻轉(zhuan)(zhuan)(zhuan)變位)并做90°翻轉(zhuan)(zhuan)(zhuan),使平(ping)放(fang)書(shu)(shu)(shu)芯變為(wei)后背(bei)(bei)(bei)(bei)朝上(或朝下)而(er)進入(ru)扒圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)(qi)(qi)脊(ji)(ji)機。扒圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)(qi)(qi)脊(ji)(ji)機的(de)(de)加(jia)工,其操作(zuo)分(fen)(fen)為(wei)兩(liang)步,但機器的(de)(de)結構是連在一起(qi)(qi)(qi)(qi)的(de)(de),均是先(xian)扒圓(yuan)(yuan)(yuan)(yuan)后起(qi)(qi)(qi)(qi)脊(ji)(ji)。扒圓(yuan)(yuan)(yuan)(yuan)。扒圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)(qi)(qi)脊(ji)(ji)機在扒圓(yuan)(yuan)(yuan)(yuan)時,由一組(或一對(dui))圓(yuan)(yuan)(yuan)(yuan)輥(gun)(gun),將(jiang)書(shu)(shu)(shu)芯壓緊后作(zuo)相對(dui)旋轉(zhuan)(zhuan)(zhuan)動(dong)作(zuo)),使書(shu)(shu)(shu)背(bei)(bei)(bei)(bei)扒成(cheng)適當規格圓(yuan)(yuan)(yuan)(yuan)勢,加(jia)工成(cheng)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)書(shu)(shu)(shu)芯。書(shu)(shu)(shu)芯書(shu)(shu)(shu)背(bei)(bei)(bei)(bei)的(de)(de)形狀分(fen)(fen)為(wei)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)有脊(ji)(ji)、圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)無脊(ji)(ji)和(he)方背(bei)(bei)(bei)(bei)(或稱平(ping)背(bei)(bei)(bei)(bei))三種(zhong)。平(ping)裝(zhuang)裹(guo)背(bei)(bei)(bei)(bei)條書(shu)(shu)(shu)刊的(de)(de)書(shu)(shu)(shu)脊(ji)(ji)不高(gao)出書(shu)(shu)(shu)芯平(ping)面,而(er)精裝(zhuang)書(shu)(shu)(shu)刊的(de)(de)書(shu)(shu)(shu)脊(ji)(ji)一般要高(gao)出書(shu)(shu)(shu)芯的(de)(de)平(ping)面。書(shu)(shu)(shu)脊(ji)(ji)分(fen)(fen)為(wei)真(zhen)脊(ji)(ji)和(he)假脊(ji)(ji)。

真脊(ji)(ji)(ji)是利用(yong)(yong)書(shu)背上下兩邊(bian)變形(xing)的弧(hu)度高(gao)出書(shu)芯(xin)平(ping)(ping)面(mian);假脊(ji)(ji)(ji)則是利用(yong)(yong)紙板鑲在書(shu)背后形(xing)成的書(shu)脊(ji)(ji)(ji),書(shu)脊(ji)(ji)(ji)的脊(ji)(ji)(ji)高(gao)等于(yu)封面(mian)紙板的厚度。方背書(shu)芯(xin)。是指書(shu)芯(xin)的書(shu)背平(ping)(ping)直(zhi)方正。書(shu)背不(bu)突(tu)出,與平(ping)(ping)裝(zhuang)書(shu)刊(kan)的書(shu)背基本相似(si)。

背(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)上下(xia)環襯互成直角(jiao),由于精(jing)(jing)裝書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)是用鎖線訂(ding)(ding)訂(ding)(ding)連,每一(yi)個書(shu)(shu)(shu)(shu)(shu)(shu)帖的(de)(de)(de)訂(ding)(ding)口折縫里面都用線串(chuan)過,因此,書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)背(bei)脊(ji)(ji)比書(shu)(shu)(shu)(shu)(shu)(shu)帖其它部分要厚一(yi)些(xie),書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)(ji)的(de)(de)(de)帖數越(yue)多(duo),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)背(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)其它部分厚度(du)的(de)(de)(de)差別(bie)也越(yue)大。所(suo)以方(fang)背(bei)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)的(de)(de)(de)形(xing)(xing)式一(yi)般(ban)只用于厚度(du)約為20mm的(de)(de)(de)精(jing)(jing)裝書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)(ji)。圓(yuan)(yuan)(yuan)背(bei)有(you)(you)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)背(bei)有(you)(you)脊(ji)(ji)又稱圓(yuan)(yuan)(yuan)背(bei)真脊(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)部呈(cheng)圓(yuan)(yuan)(yuan)弧形(xing)(xing),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)高起(qi)有(you)(you)脊(ji)(ji)壟,堅硬挺實,這(zhe)種(zhong)(zhong)書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)的(de)(de)(de)形(xing)(xing)式適合于裝訂(ding)(ding)較(jiao)厚的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)(ji),裝上書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)后有(you)(you)明顯的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)槽,翻閱(yue)方(fang)便(bian)。目前我(wo)國的(de)(de)(de)精(jing)(jing)裝書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)(ji)多(duo)采(cai)用這(zhe)種(zhong)(zhong)圓(yuan)(yuan)(yuan)背(bei)有(you)(you)脊(ji)(ji)的(de)(de)(de)加工形(xing)(xing)式。圓(yuan)(yuan)(yuan)背(bei)無(wu)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)背(bei)無(wu)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)又稱圓(yuan)(yuan)(yuan)背(bei)假脊(ji)(ji),書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)背(bei)部呈(cheng)圓(yuan)(yuan)(yuan)弧形(xing)(xing),書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)的(de)(de)(de)厚度(du)相(xiang)同(tong),堅實挺括,但沒有(you)(you)書(shu)(shu)(shu)(shu)(shu)(shu)裹背(bei)條脊(ji)(ji)。這(zhe)種(zhong)(zhong)形(xing)(xing)式的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin),一(yi)般(ban)常與(yu)(yu)軟(ruan)質書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)或塑料壓制而成的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)相(xiang)配套。中心(xin)紙有(you)(you)些(xie)機(ji)器(qi)還沒有(you)(you)沖(chong)(chong)圓(yuan)(yuan)(yuan)裝置(zhi),即將方(fang)背(bei)書(shu)(shu)(shu)(shu)(shu)(shu)先進行沖(chong)(chong)圓(yuan)(yuan)(yuan)加工,作(zuo)初步(bu)定型。先根據書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)厚度(du)和中心(xin)紙幅面大小調(diao)定好(hao)夾書(shu)(shu)(shu)(shu)(shu)(shu)器(qi)及扒圓(yuan)(yuan)(yuan)輥(gun)(或沖(chong)(chong)圓(yuan)(yuan)(yuan)裝置(zhi))的(de)(de)(de)規矩,再使書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)(xin)進入(ru)夾書(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)扒擠(ji)成一(yi)定圓(yuan)(yuan)(yuan)勢(shi)。

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