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你知道裹背條有什么用嗎

信息來源于:互聯網 發布于:2021-08-13

什(shen)么是裹背條,裹背條是通過皮(pi)殼機等機械(xie)用于(yu)精裝書(shu)(shu)本(ben)的書(shu)(shu)脊部分,使書(shu)(shu)貼連(lian)接(jie)得更(geng)加牢固(gu)。書(shu)(shu)脊制作弧長的計算,本(ben)器規格(ge)依書(shu)(shu)芯(xin)幅面大小進(jin)行調定(ding),以能將書(shu)(shu)芯(xin)平穩地(di)送進(jin)夾書(shu)(shu)裝置(zhi)內為(wei)標準(zhun)。入本(ben)后的書(shu)(shu)冊不斜歪,四角(jiao)垂直地(di)頂(ding)齊(qi)在夾書(shu)(shu)裝置(zhi)的靠板、側規內。裁(cai)切(qie)尺寸(cun)正(zheng)確(que)一致,其質量(liang)要(yao)求與(yu)規格(ge)誤差與(yu)一般切(qie)書(shu)(shu)相(xiang)同。

夾(jia)書簽絲(si)帶(dai)裝(zhuang)置(zhi)安放(fang)在(zai)切書機(ji)與(yu)扒(ba)圓起脊機(ji)之(zhi)間(jian)。即將切完的(de)(de)書芯,用(yong)分本器(qi)從中(zhong)間(jian)分開,再(zai)由輸(shu)放(fang)絲(si)帶(dai)器(qi)將絲(si)帶(dai)夾(jia)入中(zhong)心紙書芯的(de)(de)中(zhong)間(jian)靠訂縫一邊。絲(si)帶(dai)夾(jia)在(zai)書芯內(nei)兩端各留出粘邊和使用(yong)的(de)(de)余地,再(zai)經(jing)切刀(dao)(剪(jian)刀(dao)式)將其剪(jian)斷。

剪斷后(hou)的絲(si)帶,裹背(bei)(bei)條(tiao)芯部(bu)分被下面膠輥(gun)著膠、壓實完成(cheng)夾(jia)書(shu)(shu)(shu)(shu)簽絲(si)帶過程。書(shu)(shu)(shu)(shu)簽絲(si)帶的長度與一(yi)(yi)般(ban)(ban)手工加工長度基(ji)本相同,可依書(shu)(shu)(shu)(shu)冊幅(fu)面長度調定。扒(ba)(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)操作(zuo)及要求。書(shu)(shu)(shu)(shu)芯經裁切、夾(jia)粘絲(si)帶(或(huo)(huo)不夾(jia)粘絲(si)帶)后(hou),繼續(xu)傳送(或(huo)(huo)翻轉(zhuan)變位)并做90°翻轉(zhuan),使平(ping)(ping)放(fang)書(shu)(shu)(shu)(shu)芯變為(wei)(wei)(wei)后(hou)背(bei)(bei)朝(chao)上(或(huo)(huo)朝(chao)下)而(er)進(jin)入扒(ba)(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)機。扒(ba)(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)機的加工,其操作(zuo)分為(wei)(wei)(wei)兩步,但機器的結構是(shi)連(lian)在一(yi)(yi)起(qi)的,均是(shi)先扒(ba)(ba)圓(yuan)(yuan)(yuan)(yuan)后(hou)起(qi)脊(ji)(ji)。扒(ba)(ba)圓(yuan)(yuan)(yuan)(yuan)。扒(ba)(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)機在扒(ba)(ba)圓(yuan)(yuan)(yuan)(yuan)時,由(you)一(yi)(yi)組(或(huo)(huo)一(yi)(yi)對)圓(yuan)(yuan)(yuan)(yuan)輥(gun),將書(shu)(shu)(shu)(shu)芯壓緊后(hou)作(zuo)相對旋轉(zhuan)動作(zuo)),使書(shu)(shu)(shu)(shu)背(bei)(bei)扒(ba)(ba)成(cheng)適當(dang)規格圓(yuan)(yuan)(yuan)(yuan)勢,加工成(cheng)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)書(shu)(shu)(shu)(shu)芯。書(shu)(shu)(shu)(shu)芯書(shu)(shu)(shu)(shu)背(bei)(bei)的形(xing)狀分為(wei)(wei)(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)方背(bei)(bei)(或(huo)(huo)稱平(ping)(ping)背(bei)(bei))三種。平(ping)(ping)裝(zhuang)裹背(bei)(bei)條(tiao)書(shu)(shu)(shu)(shu)刊的書(shu)(shu)(shu)(shu)脊(ji)(ji)不高(gao)出書(shu)(shu)(shu)(shu)芯平(ping)(ping)面,而(er)精裝(zhuang)書(shu)(shu)(shu)(shu)刊的書(shu)(shu)(shu)(shu)脊(ji)(ji)一(yi)(yi)般(ban)(ban)要高(gao)出書(shu)(shu)(shu)(shu)芯的平(ping)(ping)面。書(shu)(shu)(shu)(shu)脊(ji)(ji)分為(wei)(wei)(wei)真脊(ji)(ji)和(he)假脊(ji)(ji)。

真脊(ji)是利用書(shu)(shu)(shu)(shu)背(bei)(bei)(bei)上(shang)下兩邊變(bian)形的弧度高出(chu)書(shu)(shu)(shu)(shu)芯(xin)平面;假(jia)脊(ji)則是利用紙板鑲(xiang)在(zai)書(shu)(shu)(shu)(shu)背(bei)(bei)(bei)后形成(cheng)的書(shu)(shu)(shu)(shu)脊(ji),書(shu)(shu)(shu)(shu)脊(ji)的脊(ji)高等于封(feng)面紙板的厚度。方背(bei)(bei)(bei)書(shu)(shu)(shu)(shu)芯(xin)。是指書(shu)(shu)(shu)(shu)芯(xin)的書(shu)(shu)(shu)(shu)背(bei)(bei)(bei)平直(zhi)方正。書(shu)(shu)(shu)(shu)背(bei)(bei)(bei)不突出(chu),與(yu)平裝書(shu)(shu)(shu)(shu)刊(kan)的書(shu)(shu)(shu)(shu)背(bei)(bei)(bei)基本相似。

背(bei)(bei)(bei)(bei)(bei)(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)上下環襯互(hu)成直角,由于(yu)精(jing)(jing)裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)是用鎖線訂訂連(lian),每一個書(shu)(shu)(shu)(shu)(shu)(shu)帖的(de)(de)訂口折縫里面都用線串過,因此,書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)背(bei)(bei)(bei)(bei)(bei)(bei)脊(ji)(ji)比書(shu)(shu)(shu)(shu)(shu)(shu)帖其它(ta)(ta)部(bu)分要厚(hou)一些,書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)的(de)(de)帖數(shu)越多(duo),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)背(bei)(bei)(bei)(bei)(bei)(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)其它(ta)(ta)部(bu)分厚(hou)度的(de)(de)差(cha)別也越大。所以方(fang)背(bei)(bei)(bei)(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)的(de)(de)形(xing)式一般(ban)只用于(yu)厚(hou)度約為20mm的(de)(de)精(jing)(jing)裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)。圓(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)有(you)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)。圓(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)有(you)脊(ji)(ji)又(you)稱圓(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)真脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)。書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)背(bei)(bei)(bei)(bei)(bei)(bei)部(bu)呈(cheng)圓(yuan)弧形(xing),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)高起有(you)脊(ji)(ji)壟,堅硬挺實(shi),這(zhe)(zhe)種(zhong)書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)(bei)(bei)的(de)(de)形(xing)式適合于(yu)裝(zhuang)(zhuang)訂較(jiao)厚(hou)的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji),裝(zhuang)(zhuang)上書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)(ke)后(hou)有(you)明(ming)顯的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)槽,翻閱方(fang)便。目前(qian)我國的(de)(de)精(jing)(jing)裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)多(duo)采(cai)用這(zhe)(zhe)種(zhong)圓(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)有(you)脊(ji)(ji)的(de)(de)加(jia)工(gong)形(xing)式。圓(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)無(wu)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)。圓(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)無(wu)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)又(you)稱圓(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)假脊(ji)(ji),書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)背(bei)(bei)(bei)(bei)(bei)(bei)部(bu)呈(cheng)圓(yuan)弧形(xing),書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)(bei)(bei)與(yu)(yu)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)的(de)(de)厚(hou)度相同(tong),堅實(shi)挺括,但沒(mei)有(you)書(shu)(shu)(shu)(shu)(shu)(shu)裹背(bei)(bei)(bei)(bei)(bei)(bei)條(tiao)脊(ji)(ji)。這(zhe)(zhe)種(zhong)形(xing)式的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin),一般(ban)常(chang)與(yu)(yu)軟質書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)(ke)或塑料(liao)壓(ya)制(zhi)而成的(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)(ke)相配套(tao)。中(zhong)心紙有(you)些機器(qi)(qi)還沒(mei)有(you)沖(chong)圓(yuan)裝(zhuang)(zhuang)置,即將方(fang)背(bei)(bei)(bei)(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)先進(jin)行沖(chong)圓(yuan)加(jia)工(gong),作初步定(ding)(ding)型。先根據(ju)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)厚(hou)度和中(zhong)心紙幅面大小調定(ding)(ding)好夾(jia)書(shu)(shu)(shu)(shu)(shu)(shu)器(qi)(qi)及(ji)扒圓(yuan)輥(或沖(chong)圓(yuan)裝(zhuang)(zhuang)置)的(de)(de)規(gui)矩,再使(shi)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)進(jin)入夾(jia)書(shu)(shu)(shu)(shu)(shu)(shu)器(qi)(qi)內并送到扒圓(yuan)輥之間,將書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)(bei)(bei)扒擠成一定(ding)(ding)圓(yuan)勢。

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