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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(bei)條,裹背(bei)條是通過皮殼機等機械(xie)用(yong)于(yu)精裝(zhuang)書(shu)(shu)(shu)(shu)本的(de)書(shu)(shu)(shu)(shu)脊(ji)部分,使書(shu)(shu)(shu)(shu)貼連接得更(geng)加牢固。書(shu)(shu)(shu)(shu)脊(ji)制作弧長的(de)計算,本器規(gui)(gui)格依(yi)書(shu)(shu)(shu)(shu)芯幅(fu)面大小進行調定(ding),以(yi)能將書(shu)(shu)(shu)(shu)芯平穩地送進夾書(shu)(shu)(shu)(shu)裝(zhuang)置(zhi)內為標準。入本后(hou)的(de)書(shu)(shu)(shu)(shu)冊不斜歪,四(si)角垂直地頂齊在夾書(shu)(shu)(shu)(shu)裝(zhuang)置(zhi)的(de)靠(kao)板、側規(gui)(gui)內。裁切(qie)尺寸正(zheng)確一致,其質(zhi)量要求與(yu)規(gui)(gui)格誤差與(yu)一般(ban)切(qie)書(shu)(shu)(shu)(shu)相同(tong)。

夾書(shu)簽絲帶裝(zhuang)置(zhi)安放在(zai)切(qie)(qie)書(shu)機(ji)(ji)與扒圓起脊(ji)機(ji)(ji)之間(jian)。即將切(qie)(qie)完的(de)書(shu)芯(xin),用(yong)分本器從中(zhong)(zhong)間(jian)分開(kai),再由輸放絲帶器將絲帶夾入中(zhong)(zhong)心紙書(shu)芯(xin)的(de)中(zhong)(zhong)間(jian)靠訂縫一邊(bian)。絲帶夾在(zai)書(shu)芯(xin)內兩端(duan)各留出粘邊(bian)和使用(yong)的(de)余地,再經切(qie)(qie)刀(剪(jian)(jian)刀式)將其剪(jian)(jian)斷。

剪(jian)斷后的(de)(de)絲(si)帶,裹背(bei)條(tiao)芯(xin)部分被下面(mian)膠輥(gun)著膠、壓(ya)實完(wan)成夾(jia)(jia)書(shu)(shu)簽絲(si)帶過程。書(shu)(shu)簽絲(si)帶的(de)(de)長(chang)(chang)度與(yu)一(yi)般(ban)手工(gong)加(jia)工(gong)長(chang)(chang)度基本相(xiang)同,可(ke)依書(shu)(shu)冊幅面(mian)長(chang)(chang)度調定。扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)(ji)操作(zuo)(zuo)及(ji)要求。書(shu)(shu)芯(xin)經裁切、夾(jia)(jia)粘絲(si)帶(或不夾(jia)(jia)粘絲(si)帶)后,繼續(xu)傳送(或翻轉變位)并做(zuo)90°翻轉,使(shi)平(ping)(ping)放書(shu)(shu)芯(xin)變為(wei)后背(bei)朝上(或朝下)而(er)進入扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)(ji)機。扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)(ji)機的(de)(de)加(jia)工(gong),其操作(zuo)(zuo)分為(wei)兩步,但機器的(de)(de)結構是(shi)連在一(yi)起(qi)(qi)的(de)(de),均是(shi)先(xian)扒(ba)圓(yuan)(yuan)(yuan)(yuan)后起(qi)(qi)脊(ji)(ji)。扒(ba)圓(yuan)(yuan)(yuan)(yuan)。扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)(ji)機在扒(ba)圓(yuan)(yuan)(yuan)(yuan)時(shi),由一(yi)組(zu)(或一(yi)對)圓(yuan)(yuan)(yuan)(yuan)輥(gun),將書(shu)(shu)芯(xin)壓(ya)緊后作(zuo)(zuo)相(xiang)對旋轉動作(zuo)(zuo)),使(shi)書(shu)(shu)背(bei)扒(ba)成適當規格圓(yuan)(yuan)(yuan)(yuan)勢,加(jia)工(gong)成圓(yuan)(yuan)(yuan)(yuan)背(bei)書(shu)(shu)芯(xin)。書(shu)(shu)芯(xin)書(shu)(shu)背(bei)的(de)(de)形狀分為(wei)圓(yuan)(yuan)(yuan)(yuan)背(bei)有脊(ji)(ji)、圓(yuan)(yuan)(yuan)(yuan)背(bei)無脊(ji)(ji)和方背(bei)(或稱(cheng)平(ping)(ping)背(bei))三種。平(ping)(ping)裝裹背(bei)條(tiao)書(shu)(shu)刊(kan)的(de)(de)書(shu)(shu)脊(ji)(ji)不高出書(shu)(shu)芯(xin)平(ping)(ping)面(mian),而(er)精裝書(shu)(shu)刊(kan)的(de)(de)書(shu)(shu)脊(ji)(ji)一(yi)般(ban)要高出書(shu)(shu)芯(xin)的(de)(de)平(ping)(ping)面(mian)。書(shu)(shu)脊(ji)(ji)分為(wei)真(zhen)脊(ji)(ji)和假脊(ji)(ji)。

真(zhen)脊(ji)是利用(yong)書(shu)(shu)(shu)背(bei)上(shang)下兩邊(bian)變形的弧(hu)度高出書(shu)(shu)(shu)芯平面;假脊(ji)則是利用(yong)紙板(ban)鑲在書(shu)(shu)(shu)背(bei)后(hou)形成的書(shu)(shu)(shu)脊(ji),書(shu)(shu)(shu)脊(ji)的脊(ji)高等于(yu)封面紙板(ban)的厚度。方背(bei)書(shu)(shu)(shu)芯。是指書(shu)(shu)(shu)芯的書(shu)(shu)(shu)背(bei)平直方正。書(shu)(shu)(shu)背(bei)不突出,與平裝(zhuang)書(shu)(shu)(shu)刊的書(shu)(shu)(shu)背(bei)基本(ben)相(xiang)似。

背(bei)(bei)(bei)(bei)(bei)與(yu)(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯上(shang)下(xia)環襯(chen)互成直角,由于精(jing)(jing)裝(zhuang)(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)芯是用(yong)鎖線(xian)訂(ding)(ding)訂(ding)(ding)連(lian),每一(yi)個書(shu)(shu)(shu)(shu)(shu)(shu)帖(tie)的(de)(de)(de)訂(ding)(ding)口折縫(feng)里面都(dou)用(yong)線(xian)串過,因此,書(shu)(shu)(shu)(shu)(shu)(shu)芯背(bei)(bei)(bei)(bei)(bei)脊(ji)比書(shu)(shu)(shu)(shu)(shu)(shu)帖(tie)其它部(bu)分要厚(hou)(hou)一(yi)些,書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)的(de)(de)(de)帖(tie)數越(yue)多,書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)背(bei)(bei)(bei)(bei)(bei)與(yu)(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯其它部(bu)分厚(hou)(hou)度(du)的(de)(de)(de)差別也越(yue)大。所(suo)以方(fang)背(bei)(bei)(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)芯的(de)(de)(de)形(xing)(xing)式(shi)一(yi)般(ban)只用(yong)于厚(hou)(hou)度(du)約為20mm的(de)(de)(de)精(jing)(jing)裝(zhuang)(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)。圓(yuan)背(bei)(bei)(bei)(bei)(bei)有(you)(you)脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯。圓(yuan)背(bei)(bei)(bei)(bei)(bei)有(you)(you)脊(ji)又稱圓(yuan)背(bei)(bei)(bei)(bei)(bei)真脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯。書(shu)(shu)(shu)(shu)(shu)(shu)芯背(bei)(bei)(bei)(bei)(bei)部(bu)呈(cheng)圓(yuan)弧形(xing)(xing),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)高起(qi)有(you)(you)脊(ji)壟(long),堅(jian)硬(ying)挺(ting)實(shi),這(zhe)種(zhong)書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)(bei)的(de)(de)(de)形(xing)(xing)式(shi)適合于裝(zhuang)(zhuang)(zhuang)訂(ding)(ding)較厚(hou)(hou)的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji),裝(zhuang)(zhuang)(zhuang)上(shang)書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)后(hou)有(you)(you)明顯的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)槽,翻閱方(fang)便。目前我國的(de)(de)(de)精(jing)(jing)裝(zhuang)(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)多采用(yong)這(zhe)種(zhong)圓(yuan)背(bei)(bei)(bei)(bei)(bei)有(you)(you)脊(ji)的(de)(de)(de)加工形(xing)(xing)式(shi)。圓(yuan)背(bei)(bei)(bei)(bei)(bei)無脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯。圓(yuan)背(bei)(bei)(bei)(bei)(bei)無脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯又稱圓(yuan)背(bei)(bei)(bei)(bei)(bei)假脊(ji),書(shu)(shu)(shu)(shu)(shu)(shu)芯背(bei)(bei)(bei)(bei)(bei)部(bu)呈(cheng)圓(yuan)弧形(xing)(xing),書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)(bei)與(yu)(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯的(de)(de)(de)厚(hou)(hou)度(du)相同,堅(jian)實(shi)挺(ting)括,但沒有(you)(you)書(shu)(shu)(shu)(shu)(shu)(shu)裹背(bei)(bei)(bei)(bei)(bei)條脊(ji)。這(zhe)種(zhong)形(xing)(xing)式(shi)的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)芯,一(yi)般(ban)常與(yu)(yu)(yu)軟質書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)或塑(su)料壓制(zhi)而成的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)相配(pei)套。中(zhong)心紙(zhi)有(you)(you)些機器(qi)還沒有(you)(you)沖(chong)圓(yuan)裝(zhuang)(zhuang)(zhuang)置(zhi),即將方(fang)背(bei)(bei)(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)先(xian)進(jin)行沖(chong)圓(yuan)加工,作(zuo)初(chu)步定(ding)型。先(xian)根據書(shu)(shu)(shu)(shu)(shu)(shu)芯厚(hou)(hou)度(du)和中(zhong)心紙(zhi)幅面大小調定(ding)好夾(jia)書(shu)(shu)(shu)(shu)(shu)(shu)器(qi)及扒圓(yuan)輥(或沖(chong)圓(yuan)裝(zhuang)(zhuang)(zhuang)置(zhi))的(de)(de)(de)規矩,再使書(shu)(shu)(shu)(shu)(shu)(shu)芯進(jin)入夾(jia)書(shu)(shu)(shu)(shu)(shu)(shu)器(qi)內并送(song)到(dao)扒圓(yuan)輥之間,將書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)(bei)扒擠成一(yi)定(ding)圓(yuan)勢。

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