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你知道裹背條有什么用嗎

信息(xi)來源于(yu):互聯(lian)網 發布于(yu):2021-08-13

什么是(shi)裹(guo)(guo)背條,裹(guo)(guo)背條是(shi)通過皮殼(ke)機(ji)等機(ji)械用于(yu)精(jing)裝(zhuang)書(shu)(shu)(shu)(shu)本的(de)書(shu)(shu)(shu)(shu)脊(ji)部分(fen),使書(shu)(shu)(shu)(shu)貼連接得更加牢固。書(shu)(shu)(shu)(shu)脊(ji)制作弧長的(de)計算(suan),本器規(gui)格依(yi)書(shu)(shu)(shu)(shu)芯(xin)幅面(mian)大小進行調定,以能將書(shu)(shu)(shu)(shu)芯(xin)平穩地(di)送進夾(jia)(jia)書(shu)(shu)(shu)(shu)裝(zhuang)置內為(wei)標準。入(ru)本后的(de)書(shu)(shu)(shu)(shu)冊(ce)不斜歪,四(si)角垂直(zhi)地(di)頂齊在(zai)夾(jia)(jia)書(shu)(shu)(shu)(shu)裝(zhuang)置的(de)靠板、側規(gui)內。裁切尺寸正確一致,其質量要求與(yu)(yu)規(gui)格誤差與(yu)(yu)一般切書(shu)(shu)(shu)(shu)相(xiang)同。

夾(jia)書(shu)(shu)簽絲帶(dai)裝置安放在切書(shu)(shu)機(ji)與扒(ba)圓起脊機(ji)之間(jian)。即將(jiang)切完的(de)書(shu)(shu)芯(xin),用分本器(qi)從(cong)中間(jian)分開,再(zai)由輸(shu)放絲帶(dai)器(qi)將(jiang)絲帶(dai)夾(jia)入中心紙書(shu)(shu)芯(xin)的(de)中間(jian)靠訂縫一邊(bian)。絲帶(dai)夾(jia)在書(shu)(shu)芯(xin)內兩端各留出粘邊(bian)和使用的(de)余(yu)地(di),再(zai)經切刀(dao)(剪刀(dao)式)將(jiang)其剪斷(duan)。

剪斷(duan)后(hou)的(de)絲帶(dai)(dai),裹背(bei)(bei)(bei)條芯(xin)(xin)(xin)部分被下面膠輥著膠、壓(ya)實完(wan)成夾書(shu)(shu)(shu)(shu)(shu)(shu)(shu)簽絲帶(dai)(dai)過程。書(shu)(shu)(shu)(shu)(shu)(shu)(shu)簽絲帶(dai)(dai)的(de)長度(du)與一(yi)般(ban)手工加(jia)(jia)工長度(du)基本相同,可依書(shu)(shu)(shu)(shu)(shu)(shu)(shu)冊幅面長度(du)調定。扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)(ji)操作(zuo)及(ji)要求。書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)經裁(cai)切、夾粘絲帶(dai)(dai)(或(huo)不(bu)夾粘絲帶(dai)(dai))后(hou),繼續傳送(或(huo)翻轉(zhuan)變位)并做90°翻轉(zhuan),使(shi)平(ping)(ping)放書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)變為(wei)后(hou)背(bei)(bei)(bei)朝上(或(huo)朝下)而(er)進入(ru)扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)(ji)機。扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)(ji)機的(de)加(jia)(jia)工,其操作(zuo)分為(wei)兩步,但機器的(de)結構(gou)是連在(zai)一(yi)起(qi)的(de),均是先扒(ba)圓(yuan)(yuan)(yuan)(yuan)后(hou)起(qi)脊(ji)(ji)(ji)。扒(ba)圓(yuan)(yuan)(yuan)(yuan)。扒(ba)圓(yuan)(yuan)(yuan)(yuan)起(qi)脊(ji)(ji)(ji)機在(zai)扒(ba)圓(yuan)(yuan)(yuan)(yuan)時(shi),由一(yi)組(zu)(或(huo)一(yi)對)圓(yuan)(yuan)(yuan)(yuan)輥,將書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)壓(ya)緊后(hou)作(zuo)相對旋轉(zhuan)動(dong)作(zuo)),使(shi)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)扒(ba)成適當規格圓(yuan)(yuan)(yuan)(yuan)勢,加(jia)(jia)工成圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)。書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)背(bei)(bei)(bei)的(de)形狀分為(wei)圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)有脊(ji)(ji)(ji)、圓(yuan)(yuan)(yuan)(yuan)背(bei)(bei)(bei)無脊(ji)(ji)(ji)和方(fang)背(bei)(bei)(bei)(或(huo)稱平(ping)(ping)背(bei)(bei)(bei))三(san)種(zhong)。平(ping)(ping)裝(zhuang)裹背(bei)(bei)(bei)條書(shu)(shu)(shu)(shu)(shu)(shu)(shu)刊的(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)不(bu)高出書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)平(ping)(ping)面,而(er)精(jing)裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)刊的(de)書(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)一(yi)般(ban)要高出書(shu)(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)(xin)的(de)平(ping)(ping)面。書(shu)(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)(ji)(ji)分為(wei)真脊(ji)(ji)(ji)和假脊(ji)(ji)(ji)。

真脊(ji)是(shi)利(li)用書(shu)(shu)背上下兩(liang)邊(bian)變形(xing)的(de)(de)弧度(du)高(gao)出書(shu)(shu)芯平面;假脊(ji)則是(shi)利(li)用紙(zhi)板鑲在書(shu)(shu)背后形(xing)成的(de)(de)書(shu)(shu)脊(ji),書(shu)(shu)脊(ji)的(de)(de)脊(ji)高(gao)等于封面紙(zhi)板的(de)(de)厚(hou)度(du)。方背書(shu)(shu)芯。是(shi)指(zhi)書(shu)(shu)芯的(de)(de)書(shu)(shu)背平直(zhi)方正(zheng)。書(shu)(shu)背不突(tu)出,與(yu)平裝書(shu)(shu)刊的(de)(de)書(shu)(shu)背基本相似(si)。

背與書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)上下環襯互成(cheng)(cheng)直角,由于精裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)是用鎖線訂訂連(lian),每一(yi)個書(shu)(shu)(shu)(shu)(shu)(shu)帖(tie)(tie)的(de)(de)(de)訂口折縫里面都用線串過,因(yin)此,書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)背脊(ji)比書(shu)(shu)(shu)(shu)(shu)(shu)帖(tie)(tie)其它部分(fen)要厚一(yi)些,書(shu)(shu)(shu)(shu)(shu)(shu)籍的(de)(de)(de)帖(tie)(tie)數越(yue)多(duo),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)背與書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)其它部分(fen)厚度(du)的(de)(de)(de)差別也(ye)越(yue)大(da)。所以方背書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)的(de)(de)(de)形(xing)式一(yi)般只用于厚度(du)約為20mm的(de)(de)(de)精裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)籍。圓(yuan)(yuan)背有(you)(you)(you)脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)。圓(yuan)(yuan)背有(you)(you)(you)脊(ji)又(you)稱(cheng)圓(yuan)(yuan)背真脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)。書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)背部呈(cheng)圓(yuan)(yuan)弧形(xing),書(shu)(shu)(shu)(shu)(shu)(shu)脊(ji)高起有(you)(you)(you)脊(ji)壟(long),堅(jian)硬(ying)挺實,這(zhe)(zhe)種(zhong)(zhong)書(shu)(shu)(shu)(shu)(shu)(shu)背的(de)(de)(de)形(xing)式適合于裝(zhuang)訂較(jiao)厚的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)籍,裝(zhuang)上書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)后有(you)(you)(you)明(ming)顯的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)槽,翻閱方便(bian)。目前(qian)我國的(de)(de)(de)精裝(zhuang)書(shu)(shu)(shu)(shu)(shu)(shu)籍多(duo)采(cai)用這(zhe)(zhe)種(zhong)(zhong)圓(yuan)(yuan)背有(you)(you)(you)脊(ji)的(de)(de)(de)加(jia)(jia)工形(xing)式。圓(yuan)(yuan)背無脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)。圓(yuan)(yuan)背無脊(ji)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)又(you)稱(cheng)圓(yuan)(yuan)背假(jia)脊(ji),書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)背部呈(cheng)圓(yuan)(yuan)弧形(xing),書(shu)(shu)(shu)(shu)(shu)(shu)背與書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)的(de)(de)(de)厚度(du)相同(tong),堅(jian)實挺括,但沒(mei)(mei)有(you)(you)(you)書(shu)(shu)(shu)(shu)(shu)(shu)裹(guo)背條脊(ji)。這(zhe)(zhe)種(zhong)(zhong)形(xing)式的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin),一(yi)般常與軟質書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)或塑料壓制(zhi)而成(cheng)(cheng)的(de)(de)(de)書(shu)(shu)(shu)(shu)(shu)(shu)殼(ke)相配套。中(zhong)心(xin)紙(zhi)有(you)(you)(you)些機器還沒(mei)(mei)有(you)(you)(you)沖(chong)圓(yuan)(yuan)裝(zhuang)置(zhi),即將方背書(shu)(shu)(shu)(shu)(shu)(shu)先進行(xing)沖(chong)圓(yuan)(yuan)加(jia)(jia)工,作初步定型。先根據書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)厚度(du)和(he)中(zhong)心(xin)紙(zhi)幅面大(da)小調定好夾(jia)(jia)書(shu)(shu)(shu)(shu)(shu)(shu)器及扒圓(yuan)(yuan)輥(gun)(或沖(chong)圓(yuan)(yuan)裝(zhuang)置(zhi))的(de)(de)(de)規(gui)矩,再使(shi)書(shu)(shu)(shu)(shu)(shu)(shu)芯(xin)(xin)進入(ru)夾(jia)(jia)書(shu)(shu)(shu)(shu)(shu)(shu)器內(nei)并送到扒圓(yuan)(yuan)輥(gun)之間(jian),將書(shu)(shu)(shu)(shu)(shu)(shu)背扒擠(ji)成(cheng)(cheng)一(yi)定圓(yuan)(yuan)勢。

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