信息來源于:互聯網 發布于:2021-08-13
什么(me)是(shi)裹(guo)背(bei)條,裹(guo)背(bei)條是(shi)通過皮殼機等機械用(yong)于(yu)精裝書(shu)本(ben)(ben)的(de)(de)書(shu)脊(ji)(ji)部分,使書(shu)貼連接得更加牢固。書(shu)脊(ji)(ji)制(zhi)作(zuo)弧長的(de)(de)計(ji)算,本(ben)(ben)器(qi)規格依書(shu)芯幅(fu)面大(da)小(xiao)進(jin)行調(diao)定,以能將書(shu)芯平穩地送進(jin)夾書(shu)裝置(zhi)內為標準。入本(ben)(ben)后的(de)(de)書(shu)冊不斜(xie)歪,四角垂直地頂齊在夾書(shu)裝置(zhi)的(de)(de)靠(kao)板、側規內。裁(cai)切(qie)尺寸(cun)正確一(yi)致,其質量要求與規格誤差與一(yi)般切(qie)書(shu)相同。
夾(jia)書(shu)簽絲(si)帶(dai)裝置(zhi)安(an)放(fang)在切(qie)書(shu)機(ji)與(yu)扒圓起脊機(ji)之間。即將(jiang)切(qie)完的(de)書(shu)芯(xin)(xin),用(yong)分本器從中間分開,再由輸放(fang)絲(si)帶(dai)器將(jiang)絲(si)帶(dai)夾(jia)入中心紙(zhi)書(shu)芯(xin)(xin)的(de)中間靠訂(ding)縫一邊。絲(si)帶(dai)夾(jia)在書(shu)芯(xin)(xin)內兩端各留(liu)出粘邊和(he)使用(yong)的(de)余地,再經切(qie)刀(剪刀式)將(jiang)其剪斷。
剪斷(duan)后(hou)(hou)的(de)絲(si)帶(dai),裹背(bei)(bei)(bei)條芯(xin)部分(fen)被(bei)下(xia)面膠輥著膠、壓實完(wan)成(cheng)夾書(shu)(shu)(shu)(shu)(shu)(shu)簽絲(si)帶(dai)過(guo)程。書(shu)(shu)(shu)(shu)(shu)(shu)簽絲(si)帶(dai)的(de)長度(du)與一(yi)般手工(gong)(gong)加(jia)工(gong)(gong)長度(du)基本相(xiang)同,可依書(shu)(shu)(shu)(shu)(shu)(shu)冊幅面長度(du)調定。扒(ba)圓(yuan)(yuan)起(qi)(qi)脊(ji)(ji)(ji)操作(zuo)(zuo)及(ji)要(yao)求(qiu)。書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)經裁切、夾粘絲(si)帶(dai)(或(huo)(huo)(huo)不(bu)(bu)夾粘絲(si)帶(dai))后(hou)(hou),繼續(xu)傳送(song)(或(huo)(huo)(huo)翻(fan)轉(zhuan)(zhuan)變(bian)位)并(bing)做(zuo)90°翻(fan)轉(zhuan)(zhuan),使平(ping)(ping)放(fang)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)變(bian)為后(hou)(hou)背(bei)(bei)(bei)朝上(或(huo)(huo)(huo)朝下(xia))而進入扒(ba)圓(yuan)(yuan)起(qi)(qi)脊(ji)(ji)(ji)機。扒(ba)圓(yuan)(yuan)起(qi)(qi)脊(ji)(ji)(ji)機的(de)加(jia)工(gong)(gong),其(qi)操作(zuo)(zuo)分(fen)為兩步(bu),但(dan)機器的(de)結構是(shi)連(lian)在(zai)一(yi)起(qi)(qi)的(de),均(jun)是(shi)先扒(ba)圓(yuan)(yuan)后(hou)(hou)起(qi)(qi)脊(ji)(ji)(ji)。扒(ba)圓(yuan)(yuan)。扒(ba)圓(yuan)(yuan)起(qi)(qi)脊(ji)(ji)(ji)機在(zai)扒(ba)圓(yuan)(yuan)時,由一(yi)組(或(huo)(huo)(huo)一(yi)對(dui))圓(yuan)(yuan)輥,將書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)壓緊后(hou)(hou)作(zuo)(zuo)相(xiang)對(dui)旋轉(zhuan)(zhuan)動作(zuo)(zuo)),使書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)扒(ba)成(cheng)適當規格(ge)圓(yuan)(yuan)勢,加(jia)工(gong)(gong)成(cheng)圓(yuan)(yuan)背(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)。書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)書(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)的(de)形狀(zhuang)分(fen)為圓(yuan)(yuan)背(bei)(bei)(bei)有脊(ji)(ji)(ji)、圓(yuan)(yuan)背(bei)(bei)(bei)無脊(ji)(ji)(ji)和方背(bei)(bei)(bei)(或(huo)(huo)(huo)稱平(ping)(ping)背(bei)(bei)(bei))三種。平(ping)(ping)裝(zhuang)(zhuang)裹背(bei)(bei)(bei)條書(shu)(shu)(shu)(shu)(shu)(shu)刊的(de)書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)不(bu)(bu)高(gao)出書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)平(ping)(ping)面,而精裝(zhuang)(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)刊的(de)書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)一(yi)般要(yao)高(gao)出書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)的(de)平(ping)(ping)面。書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)分(fen)為真脊(ji)(ji)(ji)和假脊(ji)(ji)(ji)。
真脊(ji)是(shi)利用(yong)書背(bei)上下兩邊變形的(de)(de)弧度高出書芯平(ping)面(mian);假脊(ji)則(ze)是(shi)利用(yong)紙(zhi)板鑲在書背(bei)后形成的(de)(de)書脊(ji),書脊(ji)的(de)(de)脊(ji)高等于封面(mian)紙(zhi)板的(de)(de)厚度。方背(bei)書芯。是(shi)指書芯的(de)(de)書背(bei)平(ping)直方正。書背(bei)不突出,與平(ping)裝書刊(kan)的(de)(de)書背(bei)基本相似。
背(bei)(bei)(bei)與書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯上下環襯互成(cheng)直角,由于精裝書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯是(shi)用鎖(suo)線訂(ding)訂(ding)連,每一(yi)(yi)個書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)帖的(de)(de)(de)訂(ding)口折縫里面都用線串過,因此,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯背(bei)(bei)(bei)脊(ji)(ji)比書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)帖其它部分要厚(hou)一(yi)(yi)些,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)的(de)(de)(de)帖數越(yue)多,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)背(bei)(bei)(bei)與書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯其它部分厚(hou)度的(de)(de)(de)差別也(ye)越(yue)大。所(suo)以方(fang)背(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯的(de)(de)(de)形式一(yi)(yi)般只用于厚(hou)度約(yue)為(wei)20mm的(de)(de)(de)精裝書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)。圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)有(you)(you)脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯。圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)有(you)(you)脊(ji)(ji)又稱(cheng)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)真脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯。書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯背(bei)(bei)(bei)部呈(cheng)圓(yuan)(yuan)(yuan)(yuan)弧形,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)高起(qi)有(you)(you)脊(ji)(ji)壟,堅硬(ying)挺(ting)實,這(zhe)種書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)的(de)(de)(de)形式適(shi)合于裝訂(ding)較厚(hou)的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍(ji),裝上書(shu)(shu)(shu)(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)(shu)(shu)(shu)槽(cao),翻閱方(fang)便。目前我(wo)國的(de)(de)(de)精裝書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)籍(ji)多采用這(zhe)種圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)有(you)(you)脊(ji)(ji)的(de)(de)(de)加工形式。圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)無脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯。圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)無脊(ji)(ji)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯又稱(cheng)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)假脊(ji)(ji),書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯背(bei)(bei)(bei)部呈(cheng)圓(yuan)(yuan)(yuan)(yuan)弧形,書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)與書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯的(de)(de)(de)厚(hou)度相同,堅實挺(ting)括,但沒有(you)(you)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)裹(guo)背(bei)(bei)(bei)條脊(ji)(ji)。這(zhe)種形式的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯,一(yi)(yi)般常與軟(ruan)質(zhi)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)或塑料壓(ya)制而成(cheng)的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)相配套。中心(xin)紙(zhi)有(you)(you)些機器(qi)還沒有(you)(you)沖(chong)圓(yuan)(yuan)(yuan)(yuan)裝置,即(ji)將(jiang)方(fang)背(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)先(xian)進(jin)行沖(chong)圓(yuan)(yuan)(yuan)(yuan)加工,作(zuo)初步定型。先(xian)根據(ju)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯厚(hou)度和中心(xin)紙(zhi)幅面大小(xiao)調定好(hao)夾書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)器(qi)及扒圓(yuan)(yuan)(yuan)(yuan)輥(或沖(chong)圓(yuan)(yuan)(yuan)(yuan)裝置)的(de)(de)(de)規矩,再使(shi)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯進(jin)入(ru)夾書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)器(qi)內并送到扒圓(yuan)(yuan)(yuan)(yuan)輥之間(jian),將(jiang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)扒擠成(cheng)一(yi)(yi)定圓(yuan)(yuan)(yuan)(yuan)勢。