JP3292876B2 - Sheet-fed gravure printing machine and smooth coating method using the same - Google Patents
Sheet-fed gravure printing machine and smooth coating method using the sameInfo
- Publication number
- JP3292876B2 JP3292876B2 JP08359493A JP8359493A JP3292876B2 JP 3292876 B2 JP3292876 B2 JP 3292876B2 JP 08359493 A JP08359493 A JP 08359493A JP 8359493 A JP8359493 A JP 8359493A JP 3292876 B2 JP3292876 B2 JP 3292876B2
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- Prior art keywords
- printing
- sheet
- plate cylinder
- impression cylinder
- cylinder
- Prior art date
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Description
【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION
【０００１】[0001]
【産業上の利用分野】この発明は、枚葉グラビア印刷機
に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet-fed gravure printing machine.
【０００２】[0002]
【従来の技術】従来、枚葉グラビア印刷機としては、版
胴、圧胴、インキ供給装置およびドクター装置を有する
印刷装置と、枚葉紙などの枚葉被印刷物を１枚ずつ印刷
装置に供給する給紙装置と、印刷物を送り出す排紙装置
とを備えているものが知られている。2. Description of the Related Art Conventionally, as a sheet-fed gravure printing machine, a printing apparatus having a plate cylinder, an impression cylinder, an ink supply device and a doctor device, and a sheet-to-be-printed material such as a sheet are supplied to the printing device one by one. There is known a paper feeder that includes a paper feeder that feeds printed paper and a paper output device that sends out printed matter.
【０００３】[0003]
【発明が解決しようとする課題】枚葉グラビア印刷機
は、通常のグラビア印刷のほかに、プリペイドカード等
のプラスチックカードに磁性体インキ等を塗工する際に
使用されることがあるが、上記の枚葉グラビア印刷機で
は、スクリーンメッシュで形成される凹版部よりインキ
が転移されるときに発生するグラビア印刷特有の微細な
印刷ムラにより、カード表面が平滑にできないため、カ
ード読取り時にミスリードが起こるなどの問題があっ
た。The sheet-fed gravure printing machine may be used for applying magnetic ink or the like to a plastic card such as a prepaid card in addition to the usual gravure printing. In the sheet-fed gravure printing press, the card surface cannot be smoothed due to the fine printing unevenness peculiar to gravure printing that occurs when ink is transferred from the intaglio portion formed by the screen mesh, so that misread occurs when reading the card. There was such a problem.
【０００４】凹凸のない平滑印刷を可能とするために、
リバースコート方式が取られることがあるが、これは巻
取印刷方式においては成功しているが、枚葉方式におい
ては、ロールと平行な細い塗工不均一な線が発生すると
いう問題がある。また、シルクスクリーン印刷によると
平滑に塗工することはできるが、乾燥性の高いインキは
使用できないため、実用性に乏しいという問題がある。In order to enable smooth printing without unevenness,
In some cases, a reverse coating method is employed. This method has been successful in the roll-to-roll printing method. However, in the sheet-fed method, there is a problem that a thin coating uneven line parallel to the roll is generated. Further, silk-screen printing enables smooth coating, but there is a problem that practicality is poor because ink with high drying property cannot be used.
【０００５】この発明の目的は、磁性体インキ等の各種
ニスを平滑に塗工することができる枚葉グラビア印刷機
を提供することにある。An object of the present invention is to provide a sheet-fed gravure printing machine which can smoothly apply various varnishes such as magnetic inks.
【０００６】[0006]
【課題を解決するための手段】第１の発明による枚葉グ
ラビア印刷機は、版胴、圧胴、インキ供給装置およびド
クター装置を有する印刷装置と、枚葉紙などの枚葉被印
刷物を１枚ずつ印刷装置に供給する給紙装置と、印刷の
終った被印刷物を送り出す排紙装置とを備えた枚葉グラ
ビア印刷機において、版胴の周速と圧胴の周速とが同じ
向きでかつ両者の比が違えられるとともに、圧胴に接触
し被印刷物を圧胴に押え付けるたるみ防止用押えローラ
が、圧胴が版胴に接触する位置の手前に設けられ、これ
により、 被印刷物のたるみが抑えられて平滑塗工が可能
とされていることを特徴とするものである。According to a first aspect of the present invention, there is provided a sheet-fed gravure printing press including a printing apparatus having a plate cylinder, an impression cylinder, an ink supply device and a doctor device, and a sheet-fed printing material such as a sheet. In a sheet-fed gravure printing press provided with a paper feeding device for feeding the printing device one sheet at a time and a paper discharging device for sending out a printed material after printing, the peripheral speed of the plate cylinder and the peripheral speed of the impression cylinder are in the same direction. and together are Different ratios of the two, slack prevention pressing roller for pressing a printing substrate in contact with the impression cylinder to the impression cylinder is arranged in front of the position where the impression cylinder contacts the plate cylinder, which
Allows for smooth coating with less sag of the substrate
And it is characterized in that there is a.
【０００７】第２の発明による枚葉グラビア印刷機は、
版胴、圧胴、インキ供給装置およびドクター装置を有す
る印刷装置と、枚葉紙などの枚葉被印刷物を１枚ずつ印
刷装置に供給する給紙装置と、印刷の終った被印刷物を
送り出す排紙装置とを備えた枚葉グラビア印刷機におい
て、版胴の周速と圧胴の周速とが逆向きとされて被印刷
物に対して版胴が滑るようになされるとともに、版胴を
基準とした圧胴の進行方向が被印刷物の進行方向に一致
することにより、被印刷物が進行方向に引っ張られ、こ
れにより、被印刷物のたるみが抑えられて、平滑塗工が
可能とされていることを特徴とするものである。[0007] A sheet-fed gravure printing machine according to a second aspect of the present invention comprises:
A printing device having a plate cylinder, an impression cylinder, an ink supply device and a doctor device, a paper feeding device for supplying sheet-like printed materials one by one to the printing device, and a discharging device for sending out printed printed materials. In a sheet-fed gravure printing press equipped with a paper device, the peripheral speed of the plate cylinder and the peripheral speed of the impression cylinder are reversed, and printing is performed.
The plate cylinder is made to slide against the object, and the plate cylinder is
The traveling direction of the impression cylinder as the reference matches the traveling direction of the substrate
This causes the substrate to be pulled in the direction of travel,
As a result, the slack of the substrate is suppressed, and smooth coating can be performed.
It is characterized by being made possible .
【０００８】また、この発明による枚葉グラビア印刷機
を使用した平滑塗工方法は、版胴、圧胴、インキ供給装
置およびドクター装置を有する印刷装置と、枚葉紙など
の枚葉被印刷物を１枚ずつ印刷装置に供給する給紙装置
と、印刷の終った被印刷物を送り出す排紙装置とを備え
た枚葉グラビア印刷機を使用し、版胴の周速と圧胴の周
速とを逆向きにして、平滑塗工を行うことを特徴とする
ものである。 Also, a sheet-fed gravure printing machine according to the present invention.
Smoothing coating method using a plate cylinder, impression cylinder, ink supply device
Printing device with a setting and doctor device and sheet
Feeder that feeds a single sheet of printed material to a printing device
And a paper ejection device that sends out the printed material after printing.
Using a sheet-fed gravure printing machine, the peripheral speed of the plate cylinder and the
It is characterized by performing smooth coating by reversing the speed
Things.
【０００９】[0009]
【作用】請求項１の発明の枚葉グラビア印刷機による
と、版胴の周速と圧胴の周速とが同じ向きでかつ両者の
比が異なっているから、被印刷物に対して版胴が滑り、
これによってグラビア印刷特有の微細な印刷ムラがなら
され印刷面が平滑となり、被印刷物を押えローラにより
圧胴に押え付けることにより、被印刷物のたるみが抑え
られる。According to the sheet-fed gravure printing press of the present invention, the peripheral speed of the plate cylinder and the peripheral speed of the impression cylinder are in the same direction and the ratio between the two is different, so that the printing cylinder is moved relative to the printing material. Slips,
As a result, fine printing unevenness peculiar to gravure printing is smoothed and the printing surface becomes smooth, and the printing material is pressed against the impression cylinder by the pressing roller, whereby the slack of the printing material is suppressed.
【００１０】請求項２の発明の枚葉グラビア印刷機によ
ると、版胴の周速と圧胴の周速とが逆向きとされている
から、被印刷物に対して版胴が滑り、これによってグラ
ビア印刷特有の微細な印刷ムラがならされ印刷面が平滑
となり、また、版胴を基準とした圧胴の進行方向は被印
刷物の進行方向に一致し、被印刷物は進行方向に引っ張
られるため、被印刷物のたるみが抑えられる。According to the sheet-fed gravure printing press of the second aspect, the peripheral speed of the plate cylinder and the peripheral speed of the impression cylinder are opposite to each other. Fine printing unevenness peculiar to gravure printing is smoothed and the printing surface becomes smooth, and the traveling direction of the impression cylinder with respect to the plate cylinder matches the traveling direction of the printing material, and the printing material is pulled in the traveling direction, The sag of the printing material is suppressed.
【００１１】この発明の枚葉グラビア印刷機を使用した
平滑塗工方法によると、既存の枚葉グラビア印刷機を使
用し、版胴の周速と圧胴の周速とを逆向きにすることに
より、被印刷物に対して版胴が滑り、これによってグラ
ビア印刷特有の微細な印刷ムラがならされ印刷面が平滑
となり、また、版胴を基準とした圧胴の進行方向は被印
刷物の進行方向に一致し、被印刷物は進行方向に引っ張
られるため、被印刷物のたるみが抑えられる。 [0011] The sheet-fed gravure printing machine of the present invention is used.
According to the smooth coating method, an existing sheet-fed gravure printing machine is used.
To make the peripheral speed of the plate cylinder and that of the impression cylinder opposite.
The plate cylinder slides against the substrate,
Fine print unevenness peculiar to via printing is smoothed and the printing surface is smooth
The direction of travel of the impression cylinder with respect to the plate cylinder is marked
It matches the direction of travel of the print, and the substrate is pulled in the direction of travel
Therefore, the slack of the printing substrate is suppressed.
【００１２】[0012]
【実施例】以下図面を参照してこの発明の実施例を説明
する。以下の説明において、左右および回転方向は図１
を基準にしていうものとする。Embodiments of the present invention will be described below with reference to the drawings. In the following description, the left and right and rotation directions are shown in FIG.
Shall be referred to.
【００１３】図１から図３までに示す枚葉グラビア印刷
機は、印刷装置(1) と、プラスチックカードや枚葉紙な
どの枚葉被印刷物を多数積んでおくための紙置き台(2)
と、紙置き台(2) から被印刷物を１枚ずつ印刷装置(1)
に供給する給紙装置(3) と、印刷の終った被印刷物を爪
付き無端チェーン(6) により送り出す排紙装置(4) と、
排紙装置(4) により送られてきた印刷物を積重ねるため
の紙受け台(5) とから構成されている。The sheet-fed gravure printing press shown in FIGS. 1 to 3 includes a printing apparatus (1) and a paper holder (2) for stacking a large number of sheets to be printed such as plastic cards and sheets.
And the printing device (1), one by one, from the paper tray (2)
A paper feeder (3) for feeding paper to the printer, and a paper ejector (4) for feeding the printed material through an endless chain with claws (6).
It comprises a paper tray (5) for stacking printed materials sent by the paper discharging device (4).
【００１４】印刷装置(1) は、時計方向および反時計方
向のどちらにも回転することができるグラビア彫刻版胴
(7) 、版胴(7) に接触しかつ反時計方向に回転する圧胴
(8)、インキ供給装置(9) 、ドクター装置(10)、圧胴(8)
が版胴(7) に接触する位置より若干時計方向に寄った
位置において圧胴(8) に接触し被印刷物を圧胴(8) に押
え付けるたるみ防止用押えローラ(11)、図示省略した乾
燥装置および見当装置を備えており、通常のグラビア印
刷に加えて、白線スクリーンとインキ層とで形成される
グラビア印刷特有の微細な印刷ムラをならして平滑にす
ることができる平滑印刷が可能である。平滑印刷は、プ
リペイドカード等のプラスチックカードに磁性体インキ
や感熱インキ等を塗工したり、ボール紙等に、紫外線硬
化型クリヤーニスやメタルパウダーインキ、水性ニス等
を塗工したりする際に使用される。The printing apparatus (1) has a gravure engraving plate cylinder capable of rotating both clockwise and counterclockwise.
(7) the impression cylinder which contacts the plate cylinder (7) and rotates counterclockwise
(8), ink supply device (9), doctor device (10), impression cylinder (8)
A press roller (11) for preventing slack, which contacts the impression cylinder (8) at a position slightly clockwise from the position where it contacts the plate cylinder (7) and presses the substrate against the impression cylinder (8), not shown. Equipped with drying device and register device, in addition to normal gravure printing, smooth printing that can smooth out by smoothing fine printing unevenness peculiar to gravure printing formed by white line screen and ink layer It is. Smooth printing is used to apply magnetic ink or thermal ink to plastic cards such as prepaid cards, or to apply UV curable clear varnish, metal powder ink, water-based varnish, etc. to cardboard etc. Is done.
【００１５】版胴(7) は版胴モータ(12)により駆動さ
れ、圧胴(8) は圧胴モータ(13)により駆動され、圧胴モ
ータ(13)にはエンコーダー(14)が接続されている。版胴
モータ(12)、圧胴モータ(13)およびエンコーダー(14)は
制御装置(15)に接続されている。The plate cylinder (7) is driven by a plate cylinder motor (12), the impression cylinder (8) is driven by an impression cylinder motor (13), and an encoder (14) is connected to the impression cylinder motor (13). ing. The plate cylinder motor (12), the impression cylinder motor (13) and the encoder (14) are connected to a control device (15).
【００１６】給紙装置(3) はスイング爪(16)を有してお
り、これがスイングして被印刷物を圧胴(8) に送り込
む。圧胴(8) にはスイング爪(16)により送られてきた被
印刷物をくわえて安定に保持する圧胴爪(17)が設けられ
ている。The sheet feeding device (3) has a swinging pawl (16), which swings and feeds a printing material into an impression cylinder (8). The impression cylinder (8) is provided with an impression cylinder pawl (17) for stably holding the printing material sent by the swing pawl (16).
【００１７】インキ供給装置(9) は、版胴(7) の下方に
あって上下に移動することができるインキパン(18)と、
版胴の上方左寄りにあって版胴(7) にインキを滴下する
滴下ノズル(19)とを備えており、インキの供給は、浸漬
式および滴下式のいずれかにより行われる。The ink supply device (9) includes an ink pan (18) located below the plate cylinder (7) and capable of moving up and down.
A drop nozzle (19) for dropping ink onto the plate cylinder (7) is provided on the upper left side of the plate cylinder, and the ink is supplied by either an immersion type or a drop type.
【００１８】ドクター装置(10)は、ドクターブレード(2
0)と、これを支持するドクターホルダー(21)とを備えて
いる。ドクターブレード(20)は若干右下に傾斜した状態
で左方より版胴(7) に当てられている。ドクターホルダ
ー(21)は回転することができ、これを回転することによ
りドクターブレード(20)の角度の調整を行うことができ
る。The doctor device (10) includes a doctor blade (2)
0) and a doctor holder (21) for supporting the same. The doctor blade (20) is slightly inclined to the lower right and is applied to the plate cylinder (7) from the left. The doctor holder (21) can rotate, and by rotating this, the angle of the doctor blade (20) can be adjusted.
【００１９】上記構成の印刷装置(1) において、版胴
(7) の回転方向と圧胴(8) の周速に対する版胴(7) の周
速とを変更することができる。In the printing apparatus (1) having the above structure, the plate cylinder
The rotation direction of (7) and the peripheral speed of the plate cylinder (7) with respect to the peripheral speed of the impression cylinder (8) can be changed.
【００２０】図１および図２は、版胴(7) が時計方向に
回転するとき、すなわち、圧胴(8)の周速と版胴(7) の
周速とが同じ向きの場合を示している。FIGS. 1 and 2 show the case where the plate cylinder (7) rotates clockwise, that is, the case where the peripheral speed of the impression cylinder (8) and the peripheral speed of the plate cylinder (7) are the same. ing.
【００２１】圧胴(8) および版胴(7) の周速の向きが同
じときは、インキの供給は浸漬式とされる。すなわち、
インキパン(18)にインキが入れられ、インキパン(18)が
上側に位置させられて版胴(7) の一部がインキパン(18)
に浸漬され、ドクターブレード(20)により余分なインキ
がかきとられた後、版胴(7) のインキ塗布部は圧胴(8)
に押え付けられる。When the circumferential speeds of the impression cylinder 8 and the plate cylinder 7 are the same, the ink supply is of the immersion type. That is,
The ink pan (18) is filled with ink, the ink pan (18) is positioned on the upper side, and a part of the plate cylinder (7) is moved to the ink pan (18).
After the excess ink is scraped off by the doctor blade (20), the ink application area of the plate cylinder (7) is
Is pressed down.
【００２２】圧胴(8) および版胴(7) の周速の向きが同
じときの圧胴(8) の周速と版胴(7)の周速との比は１対
１から１対３まで変更できる。When the peripheral speeds of the impression cylinder (8) and the plate cylinder (7) are the same, the ratio of the peripheral speed of the impression cylinder (8) to the peripheral speed of the plate cylinder (7) is 1: 1 to 1: 1. You can change up to 3.
【００２３】通常のグラビア印刷を行うさいには、圧胴
(8) および版胴(7) の周速の向きが同じでかつ版胴(7)
の周速と圧胴(8) の周速との比は１対１とされる。In performing normal gravure printing, an impression cylinder
(8) and the circumferential direction of the plate cylinder (7) are the same and the plate cylinder (7)
The ratio between the peripheral speed of the cylinder and the peripheral speed of the impression cylinder (8) is 1: 1.
【００２４】平滑印刷を行うさいには、圧胴(8) および
版胴(7) の周速の向きが同じでかつ版胴(7) の周速が圧
胴(8) の周速よりも大きくされる。そして、被印刷物を
押えローラ(11)により圧胴(8) に押え付けた状態で、版
胴(7) の周速を圧胴(8) の周速と違えると、被印刷物は
圧胴(8) に押え付けられて、たるむことなく圧胴(8)と
一体となって回転し、被印刷物に対して版胴(7) が滑
り、これによってグラビア印刷特有の微細な印刷ムラが
ならされて印刷面が平滑となる。When performing smooth printing, the circumferential speeds of the impression cylinder (8) and the plate cylinder (7) are the same, and the circumferential speed of the plate cylinder (7) is lower than the circumferential speed of the impression cylinder (8). Be enlarged. When the peripheral speed of the plate cylinder (7) is different from the peripheral speed of the impression cylinder (8) in a state where the printing material is pressed against the impression cylinder (8) by the press roller (11), the printing material is 8), and rotate together with the impression cylinder (8) without sagging, causing the plate cylinder (7) to slide against the print substrate, thereby smoothing out fine print unevenness peculiar to gravure printing. The printing surface becomes smooth.
【００２５】平滑印刷は、版胴(7) が反時計方向に回転
するとき、すなわち、圧胴(8) の周速と版胴(7) の周速
とが逆向きのときにも可能である。図３はこの場合を示
している。圧胴(8) の周速と版胴(7) の周速との比は１
対０．５から１対２まで変更できる。Smooth printing is also possible when the plate cylinder (7) rotates counterclockwise, that is, when the peripheral speed of the impression cylinder (8) and the peripheral speed of the plate cylinder (7) are opposite. is there. FIG. 3 shows this case. The ratio of the peripheral speed of the impression cylinder (8) to the peripheral speed of the plate cylinder (7) is 1
It can be changed from 0.5 to 1: 2.
【００２６】圧胴(8) の周速と版胴(7) の周速とが逆向
きのときは、インキの供給は滴下式とされる。すなわ
ち、インキは版胴(7) 上方左寄りのノズルより版胴(7)
に滴下され、ドクターブレード(20)により余分なインキ
がかきとられた後、版胴(7) のインキ塗布部は圧胴(8)
に押え付けられる。余分なインキは、下側に位置させら
れた版胴(7) 下方のインキパン(18)に受けられて回収さ
れる。When the peripheral speed of the impression cylinder (8) is opposite to the peripheral speed of the plate cylinder (7), the supply of ink is of a dropping type. In other words, the ink is applied from the nozzle on the plate cylinder (7)
After the excess ink is scraped off by the doctor blade (20), the ink application area of the plate cylinder (7) is
Is pressed down. Excess ink is collected by being received by an ink pan (18) below the plate cylinder (7) positioned below.
【００２７】被印刷物を押えローラ(11)により圧胴(8)
に押え付けた状態で、版胴(7) の周速と圧胴(8) の周速
とを逆向きにすると、被印刷物は圧胴(8) に押え付けら
れて、たるむことなく圧胴(8) と一体となって回転し、
被印刷物に対して版胴(7) が滑り、グラビア印刷特有の
微細な印刷ムラがならされて印刷面が平滑となる。これ
により、高粘度液や紫外線硬化型ニス等を平滑に塗工す
ることができる。The printing material is pressed by a pressing roller (11) by an impression cylinder (8).
When the peripheral speed of the plate cylinder (7) and the peripheral speed of the impression cylinder (8) are reversed in a state where the printing material is pressed, the printing material is pressed against the impression cylinder (8) without slack. Rotates together with (8),
The plate cylinder (7) slides with respect to the printing object, and fine printing unevenness peculiar to gravure printing is smoothed, and the printing surface becomes smooth. Thereby, a high-viscosity liquid, an ultraviolet curable varnish, or the like can be smoothly applied.
【００２８】[0028]
【発明の効果】請求項１および２の発明の枚葉グラビア
印刷機によると、印刷面が平滑となるので、プリペイド
カード等のプラスチックカードに各種機能性インキを平
滑塗工することにより、カード読取り時のミスリードが
防止でき、また、シート化してオフセット印刷された印
刷物に対して平滑塗工することにより、フィルムラミネ
ートの代替とすることもできる。According to the sheet-fed gravure printing machine of the first and second aspects of the present invention, the printing surface becomes smooth, so that various functional inks are smoothly coated on a plastic card such as a prepaid card to read the card. Misleading at the time can be prevented, and it can be used as an alternative to a film lamination by applying a smooth coating to a printed material formed into a sheet and subjected to offset printing.
【００２９】また、この発明の枚葉グラビア印刷機を使
用した平滑塗工方法によると、既存の枚葉グラビア印刷
機を使用して、きれいな平滑塗工を行うことができる。 Further , the sheet-fed gravure printing machine of the present invention is used.
According to the smooth coating method used, existing sheet-fed gravure printing
Using a machine, clean smooth coating can be performed.
【図１】この発明による枚葉グラビア印刷機を概略的に
示す正面図である。FIG. 1 is a front view schematically showing a sheet-fed gravure printing machine according to the present invention.
【図２】版胴を時計方向に回転させたときの要部の拡大
図である。FIG. 2 is an enlarged view of a main part when the plate cylinder is rotated clockwise.
【図３】版胴を反時計方向に回転させたときの要部の拡
大図である。FIG. 3 is an enlarged view of a main part when the plate cylinder is rotated counterclockwise.
【符号の説明】 (1) 印刷装置 (3) 給紙装置 (4) 排紙装置 (7) 版胴 (8) 圧胴 (9) インキ供給装置 (10) ドクター装置 (11) たるみ防止用押えローラ[Description of Signs] (1) Printing device (3) Paper feeding device (4) Paper discharging device (7) Plate cylinder (8) Impression cylinder (9) Ink supply device (10) Doctor device (11) Slack prevention presser roller
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) B41F 9/00 B05C 1/08 B05D 1/28 ──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. 7 , DB name) B41F 9/00 B05C 1/08 B05D 1/28
Claims (3)
ター装置を有する印刷装置と、枚葉紙などの枚葉被印刷
物を１枚ずつ印刷装置に供給する給紙装置と、印刷の終
った被印刷物を送り出す排紙装置とを備えた枚葉グラビ
ア印刷機において、版胴の周速と圧胴の周速とが同じ向
きでかつ両者の比が違えられるとともに、圧胴に接触し
被印刷物を圧胴に押え付けるたるみ防止用押えローラ
が、圧胴が版胴に接触する位置の手前に設けられ、これ
により、被印刷物のたるみが抑えられて平滑塗工が可能
とされていることを特徴とする枚葉グラビア印刷機。1. A printing device having a plate cylinder, an impression cylinder, an ink supply device and a doctor device, a sheet feeding device for feeding a sheet to be printed one by one to a printing device, such as a sheet, and printing is completed. In a sheet-fed gravure printing press provided with a paper discharge device for sending out a printing material, the peripheral speed of the plate cylinder and the peripheral speed of the impression cylinder are in the same direction and the ratio between the two is different, and the printing material contacts the impression cylinder and slack preventing pressing roller for pressing the impression cylinder is arranged in front of the position where the impression cylinder contacts the plate cylinder, which
Allows for smooth coating with less sag of the substrate
Sheet, characterized in that there is a leaf gravure printing press.
ター装置を有する印刷装置と、枚葉紙などの枚葉被印刷
物を１枚ずつ印刷装置に供給する給紙装置と、印刷の終
った被印刷物を送り出す排紙装置とを備えた枚葉グラビ
ア印刷機において、版胴の周速と圧胴の周速とが逆向き
とされて被印刷物に対して版胴が滑るようになされると
ともに、版胴を基準とした圧胴の進行方向が被印刷物の
進行方向に一致することにより、被印刷物が進行方向に
引っ張られ、これにより、被印刷物のたるみが抑えられ
て、平滑塗工が可能とされていることを特徴とする枚葉
グラビア印刷機。2. A printing device having a plate cylinder, an impression cylinder, an ink supply device and a doctor device, a sheet feeding device for feeding sheet-to-sheet printed materials such as sheets one by one to the printing device, and printing is completed. In a sheet-fed gravure printing press provided with a sheet discharging device for sending out a printing material, when the peripheral speed of the plate cylinder and the peripheral speed of the impression cylinder are set to be opposite to each other, the plate cylinder is made to slide with respect to the printing material.
In both cases, the direction of advance of the impression cylinder with respect to the plate cylinder is
By matching the direction of travel, the substrate is
Pull, which reduces sagging of the substrate
A sheet-fed gravure printing machine characterized in that smooth coating is possible .
ター装置を有する印刷装置と、枚葉紙などの枚葉被印刷
物を１枚ずつ印刷装置に供給する給紙装置と、印刷の終
った被印刷物を送り出す排紙装置とを備えた枚葉グラビ
ア印刷機を使用し、版胴の周速と圧胴の周速とを逆向き
にして、平滑塗工を行うことを特徴とする枚葉グラビア
印刷機を使用した平滑塗工方法。 3. A plate cylinder, an impression cylinder, an ink supply device, and a doc.
Printing device with a printing device and sheet-fed printing of sheets
A paper feeder that feeds objects one by one to the printing device,
Sheet grabber with a paper ejection device that sends out the printed material
Using a printing press, reverse the peripheral speed of the plate cylinder and the peripheral speed of the impression cylinder.
And a single-sheet gravure characterized by performing smooth coating
A smooth coating method using a printing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP08359493A JP3292876B2 (en) | 1993-04-09 | 1993-04-09 | Sheet-fed gravure printing machine and smooth coating method using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP08359493A JP3292876B2 (en) | 1993-04-09 | 1993-04-09 | Sheet-fed gravure printing machine and smooth coating method using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06293124A JPH06293124A (en) | 1994-10-21 |
| JP3292876B2 true JP3292876B2 (en) | 2002-06-17 |
Family
ID=13806820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP08359493A Expired - Fee Related JP3292876B2 (en) | 1993-04-09 | 1993-04-09 | Sheet-fed gravure printing machine and smooth coating method using the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3292876B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106142818B (en) * | 2016-06-28 | 2018-10-02 | 上海紫明印刷机械有限公司 | Magnetic fixation intaglio printing press |
-
1993
- 1993-04-09 JP JP08359493A patent/JP3292876B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06293124A (en) | 1994-10-21 |
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