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你知道裹背條有什么用嗎

信息來源于:互聯(lian)網 發布于:2021-08-13

什么是裹背條,裹背條是通過皮殼機(ji)等機(ji)械用于精(jing)裝(zhuang)書(shu)本(ben)的書(shu)脊(ji)部分,使書(shu)貼連(lian)接得更加牢固。書(shu)脊(ji)制作(zuo)弧(hu)長的計算,本(ben)器規格依書(shu)芯幅面大小進行調定(ding),以能將(jiang)書(shu)芯平(ping)穩地(di)(di)送進夾(jia)書(shu)裝(zhuang)置內(nei)為(wei)標準。入本(ben)后的書(shu)冊(ce)不斜(xie)歪,四角(jiao)垂直地(di)(di)頂齊在(zai)夾(jia)書(shu)裝(zhuang)置的靠板、側規內(nei)。裁切尺寸正(zheng)確一致(zhi),其質量(liang)要(yao)求與規格誤差與一般切書(shu)相同(tong)。

夾書(shu)簽絲(si)帶(dai)裝置安放在切書(shu)機與扒(ba)圓(yuan)起脊機之間。即將(jiang)切完的(de)書(shu)芯(xin),用(yong)(yong)分本器從中(zhong)(zhong)間分開,再由輸放絲(si)帶(dai)器將(jiang)絲(si)帶(dai)夾入中(zhong)(zhong)心紙書(shu)芯(xin)的(de)中(zhong)(zhong)間靠訂縫一邊。絲(si)帶(dai)夾在書(shu)芯(xin)內兩端各(ge)留出粘邊和使用(yong)(yong)的(de)余地,再經切刀(剪刀式)將(jiang)其剪斷。

剪(jian)斷后的(de)(de)(de)絲帶,裹背條芯(xin)(xin)部分(fen)被下面(mian)膠(jiao)輥(gun)著膠(jiao)、壓(ya)實完成(cheng)夾書(shu)(shu)(shu)簽(qian)絲帶過程。書(shu)(shu)(shu)簽(qian)絲帶的(de)(de)(de)長(chang)度(du)與一般手工(gong)(gong)加工(gong)(gong)長(chang)度(du)基本相同,可(ke)依書(shu)(shu)(shu)冊幅(fu)面(mian)長(chang)度(du)調定。扒(ba)圓(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)操(cao)作(zuo)(zuo)及要(yao)(yao)求。書(shu)(shu)(shu)芯(xin)(xin)經(jing)裁切、夾粘絲帶(或(huo)(huo)不夾粘絲帶)后,繼續(xu)傳送(song)(或(huo)(huo)翻(fan)轉(zhuan)變位)并做90°翻(fan)轉(zhuan),使平放書(shu)(shu)(shu)芯(xin)(xin)變為(wei)后背朝上(或(huo)(huo)朝下)而進入扒(ba)圓(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)機(ji)。扒(ba)圓(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)機(ji)的(de)(de)(de)加工(gong)(gong),其(qi)操(cao)作(zuo)(zuo)分(fen)為(wei)兩步,但機(ji)器(qi)的(de)(de)(de)結構(gou)是(shi)(shi)連在一起(qi)的(de)(de)(de),均是(shi)(shi)先扒(ba)圓(yuan)(yuan)(yuan)后起(qi)脊(ji)(ji)。扒(ba)圓(yuan)(yuan)(yuan)。扒(ba)圓(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)機(ji)在扒(ba)圓(yuan)(yuan)(yuan)時,由一組(或(huo)(huo)一對)圓(yuan)(yuan)(yuan)輥(gun),將書(shu)(shu)(shu)芯(xin)(xin)壓(ya)緊后作(zuo)(zuo)相對旋(xuan)轉(zhuan)動作(zuo)(zuo)),使書(shu)(shu)(shu)背扒(ba)成(cheng)適當(dang)規格(ge)圓(yuan)(yuan)(yuan)勢,加工(gong)(gong)成(cheng)圓(yuan)(yuan)(yuan)背書(shu)(shu)(shu)芯(xin)(xin)。書(shu)(shu)(shu)芯(xin)(xin)書(shu)(shu)(shu)背的(de)(de)(de)形狀分(fen)為(wei)圓(yuan)(yuan)(yuan)背有脊(ji)(ji)、圓(yuan)(yuan)(yuan)背無脊(ji)(ji)和方背(或(huo)(huo)稱平背)三種。平裝裹背條書(shu)(shu)(shu)刊的(de)(de)(de)書(shu)(shu)(shu)脊(ji)(ji)不高(gao)出書(shu)(shu)(shu)芯(xin)(xin)平面(mian),而精裝書(shu)(shu)(shu)刊的(de)(de)(de)書(shu)(shu)(shu)脊(ji)(ji)一般要(yao)(yao)高(gao)出書(shu)(shu)(shu)芯(xin)(xin)的(de)(de)(de)平面(mian)。書(shu)(shu)(shu)脊(ji)(ji)分(fen)為(wei)真脊(ji)(ji)和假脊(ji)(ji)。

真脊是利(li)用書(shu)背上(shang)下兩(liang)邊變形(xing)的(de)弧(hu)度高(gao)出(chu)書(shu)芯(xin)(xin)平面;假脊則是利(li)用紙(zhi)板鑲(xiang)在書(shu)背后形(xing)成的(de)書(shu)脊,書(shu)脊的(de)脊高(gao)等于封(feng)面紙(zhi)板的(de)厚度。方背書(shu)芯(xin)(xin)。是指書(shu)芯(xin)(xin)的(de)書(shu)背平直(zhi)方正。書(shu)背不突出(chu),與平裝書(shu)刊的(de)書(shu)背基本相(xiang)似。

背(bei)(bei)(bei)(bei)(bei)(bei)(bei)與(yu)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)上(shang)下環襯互成直(zhi)角,由于精裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)是用(yong)(yong)鎖線訂(ding)訂(ding)連,每一(yi)個書(shu)(shu)(shu)(shu)(shu)(shu)(shu)帖的(de)(de)(de)訂(ding)口折縫里面(mian)都(dou)用(yong)(yong)線串過,因此,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)脊(ji)(ji)(ji)(ji)(ji)(ji)比書(shu)(shu)(shu)(shu)(shu)(shu)(shu)帖其它部分要(yao)厚(hou)一(yi)些,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍的(de)(de)(de)帖數越(yue)多(duo),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)(ji)(ji)(ji)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)與(yu)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)其它部分厚(hou)度的(de)(de)(de)差別(bie)也越(yue)大(da)。所以(yi)方背(bei)(bei)(bei)(bei)(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)的(de)(de)(de)形(xing)(xing)(xing)式一(yi)般只用(yong)(yong)于厚(hou)度約為20mm的(de)(de)(de)精裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍。圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)有脊(ji)(ji)(ji)(ji)(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)有脊(ji)(ji)(ji)(ji)(ji)(ji)又稱圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)真(zhen)脊(ji)(ji)(ji)(ji)(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)。書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)部呈(cheng)圓(yuan)(yuan)(yuan)弧形(xing)(xing)(xing),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)(ji)(ji)(ji)高起有脊(ji)(ji)(ji)(ji)(ji)(ji)壟,堅硬挺(ting)實,這(zhe)種書(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)的(de)(de)(de)形(xing)(xing)(xing)式適合于裝(zhuang)(zhuang)訂(ding)較厚(hou)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(ke)(ke)后有明顯的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)槽,翻(fan)閱方便。目前我(wo)國的(de)(de)(de)精裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍多(duo)采用(yong)(yong)這(zhe)種圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)有脊(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)加工形(xing)(xing)(xing)式。圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)無(wu)脊(ji)(ji)(ji)(ji)(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)。圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)無(wu)脊(ji)(ji)(ji)(ji)(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)又稱圓(yuan)(yuan)(yuan)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)假(jia)脊(ji)(ji)(ji)(ji)(ji)(ji),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)部呈(cheng)圓(yuan)(yuan)(yuan)弧形(xing)(xing)(xing),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)與(yu)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)的(de)(de)(de)厚(hou)度相同,堅實挺(ting)括,但(dan)沒(mei)有書(shu)(shu)(shu)(shu)(shu)(shu)(shu)裹背(bei)(bei)(bei)(bei)(bei)(bei)(bei)條脊(ji)(ji)(ji)(ji)(ji)(ji)。這(zhe)種形(xing)(xing)(xing)式的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin),一(yi)般常與(yu)軟質書(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)(ke)或塑料(liao)壓制(zhi)而成的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)(ke)相配套。中心紙(zhi)有些機(ji)器還沒(mei)有沖(chong)圓(yuan)(yuan)(yuan)裝(zhuang)(zhuang)置,即(ji)將方背(bei)(bei)(bei)(bei)(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)先進(jin)行沖(chong)圓(yuan)(yuan)(yuan)加工,作初(chu)步定型。先根據書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)厚(hou)度和中心紙(zhi)幅面(mian)大(da)小(xiao)調定好(hao)夾書(shu)(shu)(shu)(shu)(shu)(shu)(shu)器及扒(ba)圓(yuan)(yuan)(yuan)輥(或沖(chong)圓(yuan)(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)(xin)(xin)進(jin)入夾書(shu)(shu)(shu)(shu)(shu)(shu)(shu)器內并送(song)到扒(ba)圓(yuan)(yuan)(yuan)輥之間(jian),將書(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)(bei)(bei)(bei)(bei)扒(ba)擠(ji)成一(yi)定圓(yuan)(yuan)(yuan)勢(shi)。

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