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你知道裹背條有什么用嗎

信(xin)息來源(yuan)于:互聯網 發布于:2021-08-13

什么是裹背條,裹背條是通過皮殼(ke)機等機械(xie)用于(yu)精(jing)裝書(shu)本的(de)書(shu)脊部(bu)分,使書(shu)貼連接得更加牢固(gu)。書(shu)脊制(zhi)作弧長的(de)計算,本器規格依書(shu)芯幅面(mian)大(da)小進(jin)行(xing)調定,以能將書(shu)芯平穩地送(song)進(jin)夾書(shu)裝置(zhi)內(nei)為標準。入本后的(de)書(shu)冊不斜歪,四角垂直地頂齊在夾書(shu)裝置(zhi)的(de)靠板、側規內(nei)。裁切尺寸正確一致,其質量要求與規格誤差與一般(ban)切書(shu)相同。

夾(jia)(jia)書(shu)(shu)(shu)簽(qian)絲帶(dai)裝置安放(fang)在切(qie)書(shu)(shu)(shu)機與扒圓起脊機之間(jian)。即將(jiang)切(qie)完的書(shu)(shu)(shu)芯,用(yong)分本器從中間(jian)分開,再由輸放(fang)絲帶(dai)器將(jiang)絲帶(dai)夾(jia)(jia)入中心(xin)紙書(shu)(shu)(shu)芯的中間(jian)靠(kao)訂縫一邊。絲帶(dai)夾(jia)(jia)在書(shu)(shu)(shu)芯內兩端(duan)各留出粘邊和(he)使(shi)用(yong)的余地,再經切(qie)刀(dao)(剪刀(dao)式(shi))將(jiang)其剪斷(duan)。

剪(jian)斷(duan)后(hou)(hou)的(de)(de)(de)(de)絲帶(dai),裹(guo)背條芯(xin)部分(fen)(fen)被(bei)下面膠輥著膠、壓實完成夾書(shu)(shu)(shu)(shu)(shu)簽絲帶(dai)過程。書(shu)(shu)(shu)(shu)(shu)簽絲帶(dai)的(de)(de)(de)(de)長度(du)與一(yi)般手工(gong)加(jia)工(gong)長度(du)基本(ben)相(xiang)同(tong),可依書(shu)(shu)(shu)(shu)(shu)冊幅(fu)面長度(du)調定。扒(ba)(ba)圓(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)操(cao)(cao)作(zuo)及要(yao)求(qiu)。書(shu)(shu)(shu)(shu)(shu)芯(xin)經裁切、夾粘絲帶(dai)(或(huo)(huo)不夾粘絲帶(dai))后(hou)(hou),繼續傳送(或(huo)(huo)翻(fan)轉(zhuan)(zhuan)變位)并做90°翻(fan)轉(zhuan)(zhuan),使平(ping)(ping)放書(shu)(shu)(shu)(shu)(shu)芯(xin)變為(wei)后(hou)(hou)背朝(chao)上(shang)(或(huo)(huo)朝(chao)下)而進入扒(ba)(ba)圓(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)機。扒(ba)(ba)圓(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)機的(de)(de)(de)(de)加(jia)工(gong),其(qi)操(cao)(cao)作(zuo)分(fen)(fen)為(wei)兩步(bu),但機器的(de)(de)(de)(de)結(jie)構是連在(zai)一(yi)起(qi)(qi)的(de)(de)(de)(de),均(jun)是先(xian)扒(ba)(ba)圓(yuan)(yuan)(yuan)后(hou)(hou)起(qi)(qi)脊(ji)。扒(ba)(ba)圓(yuan)(yuan)(yuan)。扒(ba)(ba)圓(yuan)(yuan)(yuan)起(qi)(qi)脊(ji)機在(zai)扒(ba)(ba)圓(yuan)(yuan)(yuan)時,由一(yi)組(或(huo)(huo)一(yi)對(dui))圓(yuan)(yuan)(yuan)輥,將書(shu)(shu)(shu)(shu)(shu)芯(xin)壓緊后(hou)(hou)作(zuo)相(xiang)對(dui)旋轉(zhuan)(zhuan)動(dong)作(zuo)),使書(shu)(shu)(shu)(shu)(shu)背扒(ba)(ba)成適當規格圓(yuan)(yuan)(yuan)勢(shi),加(jia)工(gong)成圓(yuan)(yuan)(yuan)背書(shu)(shu)(shu)(shu)(shu)芯(xin)。書(shu)(shu)(shu)(shu)(shu)芯(xin)書(shu)(shu)(shu)(shu)(shu)背的(de)(de)(de)(de)形狀分(fen)(fen)為(wei)圓(yuan)(yuan)(yuan)背有(you)脊(ji)、圓(yuan)(yuan)(yuan)背無(wu)脊(ji)和方背(或(huo)(huo)稱平(ping)(ping)背)三種(zhong)。平(ping)(ping)裝裹(guo)背條書(shu)(shu)(shu)(shu)(shu)刊的(de)(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)脊(ji)不高(gao)(gao)出(chu)書(shu)(shu)(shu)(shu)(shu)芯(xin)平(ping)(ping)面,而精裝書(shu)(shu)(shu)(shu)(shu)刊的(de)(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)脊(ji)一(yi)般要(yao)高(gao)(gao)出(chu)書(shu)(shu)(shu)(shu)(shu)芯(xin)的(de)(de)(de)(de)平(ping)(ping)面。書(shu)(shu)(shu)(shu)(shu)脊(ji)分(fen)(fen)為(wei)真脊(ji)和假脊(ji)。

真(zhen)脊(ji)(ji)是利(li)用書(shu)(shu)(shu)(shu)背上下兩邊變形(xing)的(de)弧(hu)度高(gao)出書(shu)(shu)(shu)(shu)芯平面;假脊(ji)(ji)則是利(li)用紙板鑲(xiang)在(zai)書(shu)(shu)(shu)(shu)背后形(xing)成的(de)書(shu)(shu)(shu)(shu)脊(ji)(ji),書(shu)(shu)(shu)(shu)脊(ji)(ji)的(de)脊(ji)(ji)高(gao)等于封面紙板的(de)厚(hou)度。方背書(shu)(shu)(shu)(shu)芯。是指書(shu)(shu)(shu)(shu)芯的(de)書(shu)(shu)(shu)(shu)背平直方正(zheng)。書(shu)(shu)(shu)(shu)背不突出,與平裝書(shu)(shu)(shu)(shu)刊的(de)書(shu)(shu)(shu)(shu)背基本相似。

背(bei)(bei)與書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)上(shang)下(xia)環襯互成(cheng)直角,由于精(jing)裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)是用(yong)鎖(suo)線訂(ding)(ding)訂(ding)(ding)連,每一(yi)(yi)個書(shu)(shu)(shu)(shu)(shu)(shu)(shu)帖的(de)(de)(de)訂(ding)(ding)口折縫(feng)里面都(dou)用(yong)線串過,因此,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)背(bei)(bei)脊(ji)(ji)比書(shu)(shu)(shu)(shu)(shu)(shu)(shu)帖其它部分要(yao)厚一(yi)(yi)些(xie)(xie),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍的(de)(de)(de)帖數越多(duo),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)背(bei)(bei)與書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)其它部分厚度的(de)(de)(de)差別也(ye)越大(da)。所以方(fang)背(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)的(de)(de)(de)形式(shi)一(yi)(yi)般(ban)只用(yong)于厚度約為(wei)20mm的(de)(de)(de)精(jing)裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍。圓(yuan)(yuan)背(bei)(bei)有脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)。圓(yuan)(yuan)背(bei)(bei)有脊(ji)(ji)又(you)稱(cheng)圓(yuan)(yuan)背(bei)(bei)真脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)。書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)背(bei)(bei)部呈圓(yuan)(yuan)弧(hu)形,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)高起有脊(ji)(ji)壟,堅硬挺(ting)(ting)實,這(zhe)(zhe)種(zhong)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)的(de)(de)(de)形式(shi)適(shi)合于裝(zhuang)(zhuang)訂(ding)(ding)較厚的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍,裝(zhuang)(zhuang)上(shang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼后有明顯的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)槽,翻閱(yue)方(fang)便。目前我(wo)國(guo)的(de)(de)(de)精(jing)裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍多(duo)采用(yong)這(zhe)(zhe)種(zhong)圓(yuan)(yuan)背(bei)(bei)有脊(ji)(ji)的(de)(de)(de)加工(gong)形式(shi)。圓(yuan)(yuan)背(bei)(bei)無(wu)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)。圓(yuan)(yuan)背(bei)(bei)無(wu)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)又(you)稱(cheng)圓(yuan)(yuan)背(bei)(bei)假脊(ji)(ji),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)背(bei)(bei)部呈圓(yuan)(yuan)弧(hu)形,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)與書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)的(de)(de)(de)厚度相同,堅實挺(ting)(ting)括,但沒有書(shu)(shu)(shu)(shu)(shu)(shu)(shu)裹背(bei)(bei)條脊(ji)(ji)。這(zhe)(zhe)種(zhong)形式(shi)的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin),一(yi)(yi)般(ban)常與軟質(zhi)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼或(huo)塑(su)料(liao)壓(ya)制而成(cheng)的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼相配套。中(zhong)(zhong)心(xin)紙有些(xie)(xie)機器還沒有沖(chong)圓(yuan)(yuan)裝(zhuang)(zhuang)置,即將方(fang)背(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)先進行沖(chong)圓(yuan)(yuan)加工(gong),作初步定型。先根據書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)厚度和中(zhong)(zhong)心(xin)紙幅(fu)面大(da)小調定好夾書(shu)(shu)(shu)(shu)(shu)(shu)(shu)器及扒(ba)(ba)圓(yuan)(yuan)輥(gun)(或(huo)沖(chong)圓(yuan)(yuan)裝(zhuang)(zhuang)置)的(de)(de)(de)規矩,再(zai)使書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)進入(ru)夾書(shu)(shu)(shu)(shu)(shu)(shu)(shu)器內并送到扒(ba)(ba)圓(yuan)(yuan)輥(gun)之間,將書(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)扒(ba)(ba)擠成(cheng)一(yi)(yi)定圓(yuan)(yuan)勢。

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