JPH03190735A - Sheet-fed press equipped with coater - Google Patents
Sheet-fed press equipped with coaterInfo
- Publication number
- JPH03190735A JPH03190735A JP32960989A JP32960989A JPH03190735A JP H03190735 A JPH03190735 A JP H03190735A JP 32960989 A JP32960989 A JP 32960989A JP 32960989 A JP32960989 A JP 32960989A JP H03190735 A JPH03190735 A JP H03190735A
- Authority
- JP
- Japan
- Prior art keywords
- printing
- impression cylinder
- cylinder
- coating
- coater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011248 coating agent Substances 0.000 claims abstract description 46
- 238000000576 coating method Methods 0.000 claims abstract description 46
- 239000000463 material Substances 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims description 8
- 238000003854 Surface Print Methods 0.000 abstract 1
- 210000000078 claw Anatomy 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007603 infrared drying Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〈産業上の利用分野〉
本発明は、枚葉紙の裏面にコーティングを行うコーター
を備えた印刷機に関する。DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a printing press equipped with a coater for coating the back side of a sheet of paper.
〈従来の技術〉
例えば、飲物の紙パツクを構成する紙は、表面に印刷が
施され、裏面に防水用のニスがコーティングされる。<Prior Art> For example, paper constituting a paper bag for drinks is printed on the front side and coated with waterproof varnish on the back side.
従来、このように枚葉紙の表面に印刷をして裏面にコー
ティングを行う場合は、先ず印刷機にて表面の印刷を行
い、その後印刷物を反転して印刷機とは別の専用のコー
ターで裏面のコーティングを行っていた。Conventionally, when printing on the front side of a sheet of paper and coating the back side, the front side was first printed using a printing machine, and then the printed material was turned over and printed using a special coater separate from the printing machine. The back side was being coated.
〈発明が解決しようとする課題〉
上述のように、従来は裏面のコーティングが印刷とは別
工程で行われていたため、再度の見当合わせ等、作業工
程が煩雑となり、能率が悪いという欠点があった。また
、印刷機とは別に、反転機やコーターが必要であるので
、設備費が嵩み、且つ設置スペースも広くなってしまう
という問題があった。<Problems to be Solved by the Invention> As mentioned above, conventionally, the coating on the back side was performed in a separate process from printing, which had the disadvantage of complicating the work process such as reregistering and reducing efficiency. Ta. Further, since a reversing machine and a coater are required in addition to the printing machine, there are problems in that the equipment cost increases and the installation space becomes large.
本発明は、上述の実状に鑑みて成されたものであり、コ
ーターユニットを内蔵することで能率の向上や設備費の
低廉化等を図った枚葉印刷機を提供することを目的とし
ている。The present invention has been made in view of the above-mentioned circumstances, and an object of the present invention is to provide a sheet-fed printing press that improves efficiency and reduces equipment costs by incorporating a coater unit.
く課題を解決するための手段〉
上述の目的を達成する本発明にかかるコークーを備えた
枚葉印刷機は、印刷用圧胴の前にコーティング用圧胴を
対接して設けると共に、このコーティング用圧胴にコー
ター胴を対接し、該コーター胴へはコーティング材供給
装置を付設する一方、前記印刷用圧胴と前記コーター胴
との間に前記コーティング用圧胴に対向してコーティン
グ材の乾燥装置を配設したことを特徴とする。Means for Solving the Problems> A sheet-fed printing press equipped with a cork according to the present invention that achieves the above-mentioned object has a coating impression cylinder disposed in front of a printing impression cylinder in front of and facing the coating impression cylinder, and a coating impression cylinder facing the printing impression cylinder. A coater cylinder is placed in opposition to the impression cylinder, and a coating material supply device is attached to the coater cylinder, and a coating material drying device is provided between the printing impression cylinder and the coater cylinder, facing the coating impression cylinder. It is characterized by having a.
く作 用〉
枚葉紙は、印刷用圧胴で一方の面（表面）を印刷されろ
前に、コーティング用圧胴とコーター胴の間を通り、そ
こで供給装置から供給されたコーティング材をコーター
胴によってその裏面に塗布される。Function: Before the sheet is printed on one side (front side) with the printing impression cylinder, it passes between the coating impression cylinder and the coater cylinder, where the coating material supplied from the feeding device is applied to the coater. It is applied to its underside by the body.
塗布されたコーティング材は乾燥装置で乾燥され、その
後枚葉紙は印刷用圧胴へ到り、その表面に印刷が施され
る。The applied coating material is dried in a drying device, and then the sheet is delivered to a printing impression cylinder, where printing is applied to its surface.
〈実 施 例〉
以下、本発明の一実施例を図面によって具体的に説明す
る。<Example> Hereinafter, an example of the present invention will be specifically described with reference to the drawings.
第１図は本発明の一実施例にかかる枚葉印刷機の概略側
面図である。FIG. 1 is a schematic side view of a sheet-fed printing press according to an embodiment of the present invention.
同図に示すように、本実施例の印刷機１１は、給紙装置
１２と２色の印刷ユニット１３と、これら印刷ユニット
１３の前（紙の流れ方向の上流側）に配設されたコータ
ーユニット１４と、排紙装置１５とを備えている。As shown in the figure, the printing machine 11 of this embodiment includes a paper feeder 12, a two-color printing unit 13, and a coater disposed in front of these printing units 13 (on the upstream side in the paper flow direction). It includes a unit 14 and a paper ejection device 15.
各印刷ユニット１３には、局面に刷版が装着された版胴
１６と、版面にインキを供給するインキ装置１７と、湿
し水を供給する給水装置１８とが設けられており、版胴
１６にはインキと湿し水とで版面に形成された画像が転
写されるゴム胴１９が対接されている。また、各印刷ユ
ニット１３には倍径の印刷用圧胴２０がゴム胴１９に対
接して配設されており、各印刷ユニット１３の印刷用圧
胴２０の間には渡胴２１が両印刷用圧胴２０に対接して
設けられている。Each printing unit 13 is provided with a plate cylinder 16 on which a printing plate is mounted, an inking device 17 that supplies ink to the plate surface, and a water supply device 18 that supplies dampening water. A rubber cylinder 19, to which an image formed on the printing plate using ink and dampening water is transferred, is in contact with the printing plate. Further, in each printing unit 13, a double-diameter printing impression cylinder 20 is disposed in opposition to the blanket cylinder 19, and a transfer cylinder 21 is provided between the printing impression cylinders 20 of each printing unit 13 for both printing. It is provided opposite to the impression cylinder 20.
また、排紙装置１５は、後側（紙の流れ方向の下流側）
の印刷ユニット１３の印刷用圧胴２０に対接する排紙胴
２２及びこれと同軸上に取付けられた左右一対のスプロ
ケット２３とを備えてお抄、左右の各スプロケット２３
と排紙フレーム２４後端部のスプロケット２５との間に
は排紙チェーン２６が巻掛けられている。Further, the paper ejecting device 15 is located on the rear side (downstream side in the paper flow direction).
The paper discharge cylinder 22 is in contact with the printing impression cylinder 20 of the printing unit 13, and a pair of left and right sprockets 23 are installed coaxially with the paper discharge cylinder 22.
A paper ejection chain 26 is wound between the sprocket 25 and the sprocket 25 at the rear end of the paper ejection frame 24.
一方、コーターユニット１４は、前側の印刷ユニット１
３の印刷用圧胴２０と対接するコーティング用圧胴２７
と、このコーティング用圧胴２７と対接するコーター胴
２８と、コーター胴２８にコーティング材を供給するコ
ーティング材供給装置２９とを備えている。On the other hand, the coater unit 14 is connected to the front printing unit 1.
Coating impression cylinder 27 facing the printing impression cylinder 20 of No. 3
A coater cylinder 28 that faces the coating impression cylinder 27 and a coating material supply device 29 that supplies a coating material to the coater cylinder 28 are provided.
コーティング材供給装置２９は、ニス舟３０と、ニス舟
３０内のコーティング材に浸された元ローラ３１と、コ
ーター胴２８に接する着はローラ３２と、元ローラ３１
と着は讐−ラ３２の間に介在する調量ローラ３３とから
成っている。The coating material supply device 29 includes a varnishing boat 30, a former roller 31 immersed in the coating material in the varnishing boat 30, a roller 32 in contact with the coater cylinder 28, and a former roller 31.
The metering roller 33 is interposed between the rollers 32 and 32.
給紙装置１２の紙積台上に積載された紙３４が１枚ずつ
送り出されてくる差板３５の先端には、渡胴３６が配設
され、乙の渡胴３６はコーティング用圧胴２７と対接し
ている。さらに、印刷用圧胴２０とコーター胴２８との
間にコーティング用圧胴２７に対向して、例えば赤外線
乾燥装置のようなユニット型の乾燥装置３７が配設され
ている。A transfer cylinder 36 is disposed at the tip of the differential plate 35 from which the paper 34 loaded on the paper stacking table of the paper feeder 12 is fed out one by one. is in contact with. Further, a unit type drying device 37 such as an infrared drying device is disposed between the printing impression cylinder 20 and the coater cylinder 28 and facing the coating impression cylinder 27 .
而して、給紙装置１２の差板３５から送り出された紙３
４は、渡胴３６の爪にくわえられて渡胴３６の局面に添
接しつつ搬送され、コーティング用圧胴２７どの対接点
でコーティング用圧胴２７の爪に（わえ替えられる。Thus, the paper 3 fed out from the difference plate 35 of the paper feeder 12
4 is held in the claw of the transfer drum 36 and conveyed while being in contact with the surface of the transfer drum 36, and is replaced by the claw of the coating impression cylinder 27 at which contact point with the coating impression cylinder 27.
ここで、コーティング用圧胴２７の爪台は、紙３４の厚
みに応じて爪との隙間を変更調節できるようになってい
る。尚、この爪台隙間を変更する機構自体は公知のもの
でよい。Here, the gap between the claw base of the coating impression cylinder 27 and the claw can be adjusted according to the thickness of the paper 34. Incidentally, the mechanism itself for changing the pawl bed gap may be a known mechanism.
続いて、紙３４は、コーティング用圧胴２７の爪にくわ
えられてコーティング用圧胴２７の局面に添接しつつ搬
送され、その過程でコーター胴２８を通過することでコ
ーティングが施されると共に、乾燥装置３７の前を通過
するときにそのコーティング材の乾燥が行われる。ここ
で、紙３４は、渡胴３６からコーティング用圧胴２７へ
受渡されることで表裏が反転し、コーティング用圧胴２
７の局面に添接された紙３４は裏面（紙積台に積載され
た状態における下側の面）が外側に向いている。従って
、上述のコーティングは紙３４の裏面に行われることと
なる。Subsequently, the paper 34 is held in the claws of the coating impression cylinder 27 and conveyed while being in contact with the surface of the coating impression cylinder 27, and in the process, it passes through the coater cylinder 28 and is coated. The coating material is dried when passing in front of the drying device 37. Here, the paper 34 is transferred from the transfer cylinder 36 to the coating impression cylinder 27, so that the paper 34 is turned upside down and transferred to the coating impression cylinder 27.
The paper 34 attached to the surface 7 has its back surface (lower surface when stacked on the paper stacking table) facing outward. Therefore, the above-mentioned coating will be applied to the back side of the paper 34.
次に、乾燥を終えた紙３４は、コーティング用圧胴２７
と印刷用圧胴２０との対接点で印刷用圧胴２０の爪にく
わえ替えられ、且つこのときに表裏が反転して表面が外
側に向く。Next, the dried paper 34 is transferred to the coating impression cylinder 27.
At the contact point between the printing impression cylinder 20 and the printing impression cylinder 20, the printing impression cylinder 20 is held in its grip, and at this time, the front and back sides are reversed so that the front side faces outward.
そして、印刷用圧胴２０の局面に添接しつつ搬送され、
ゴム胴１９を通過することで表面に第１色目の印刷が施
される。Then, it is conveyed while being attached to the surface of the printing impression cylinder 20,
By passing through the blanket cylinder 19, the first color is printed on the surface.
その後、紙３４は渡胴２１へ受渡され、さらに２番目の
印刷用圧胴２０へ搬送されて第２色目の印刷が施され、
最後に排紙チェーン２６の爪にくわえられて紙積台３８
上まで搬送されてその上に落下積載される。After that, the paper 34 is delivered to the transfer cylinder 21, and further conveyed to the second printing impression cylinder 20, where the second color printing is applied.
Finally, the paper stacking table 38 is held in the claw of the paper ejection chain 26.
It is transported to the top and dropped onto it.
このように、本印刷８１１では、先ず紙３４の裏面にコ
ーティング材を塗布し、その後直ちに乾燥装置３７でコ
ーティング材を乾燥させてしまい、その後、表面の印刷
を各印刷ユニット１３で行うので、インラインで表面の
印刷と裏面のコーティングを簡単に行うことが可能とな
る。In this way, in the main printing 811, the coating material is first applied to the back side of the paper 34, and then the coating material is immediately dried in the drying device 37, and then the front side is printed in each printing unit 13, so in-line printing is performed. This allows for easy printing on the front side and coating on the back side.
〈発明の効果〉
叩上、一実施例を挙げて詳細に説明したように本発明に
よれば、印刷用圧胴の前に紙の裏面にコーティングを施
すコーターユニットと乾燥装置を設けたので、１回の紙
通しで表面の印刷と裏面のコーティングを同時に行うこ
とができ、作業能率を著しく向上させることが可能であ
る。また、印刷機とは別に反転機やコーターを設ける必
要がないので、設備費の低廉化が図れ、且つ設置スペー
スの縮少も可能である。さらに、１回の紙通しで表と裏
の処理が行えるので、表裏の見当が狂うことが無いとい
う利点もある。<Effects of the Invention> As described in detail with reference to one embodiment, according to the present invention, a coater unit for coating the back side of paper and a drying device are provided in front of the printing impression cylinder, so that Printing on the front side and coating on the back side can be done simultaneously in one pass through the paper, making it possible to significantly improve work efficiency. Furthermore, since there is no need to provide a reversing machine or a coater separately from the printing machine, equipment costs can be reduced and installation space can also be reduced. Furthermore, since the front and back sides can be processed in one pass, there is also the advantage that the front and back sides will not be misregistered.
第１図は本発明の一実施例にかかる枚葉印刷機の概略側
面図である。
図 面 中、
１１は印刷機、
１３は印刷ユニット・
１４はコーターユニット、
２０は印刷用圧胴、
２７はコーティング用圧胴、
２８はコーター胴、
２９はコーティング材供給装置、
３４は紙、
３６は渡胴、
３７は乾燥装置である。
特 許 出 願 人
小森印刷機械株式会社
代 理 人FIG. 1 is a schematic side view of a sheet-fed printing press according to an embodiment of the present invention. In the drawing, 11 is a printing machine, 13 is a printing unit, 14 is a coater unit, 20 is a printing impression cylinder, 27 is a coating impression cylinder, 28 is a coater cylinder, 29 is a coating material supply device, 34 is paper, 36 37 is a drying device. Patent applicant Komori Printing Machinery Co., Ltd. Agent
Claims (1)
と共に、このコーティング用圧胴にコーター胴を対接し
、該コーター胴へはコーティング材供給装置を付設する
一方、前記印刷用圧胴と前記コーター胴との間に前記コ
ーティング用圧胴に対向してコーティング材の乾燥装置
を配設したことを特徴とするコーターを備えた枚葉印刷
機。A coating impression cylinder is provided in front of the printing impression cylinder and facing each other, and a coater cylinder is provided in opposition to the coating impression cylinder, and a coating material supply device is attached to the coater cylinder. A sheet-fed printing press equipped with a coater, characterized in that a coating material drying device is disposed between the coater cylinder and opposite the coating impression cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32960989A JPH03190735A (en) | 1989-12-21 | 1989-12-21 | Sheet-fed press equipped with coater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32960989A JPH03190735A (en) | 1989-12-21 | 1989-12-21 | Sheet-fed press equipped with coater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03190735A true JPH03190735A (en) | 1991-08-20 |
Family
ID=18223265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32960989A Pending JPH03190735A (en) | 1989-12-21 | 1989-12-21 | Sheet-fed press equipped with coater |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03190735A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06320712A (en) * | 1993-04-16 | 1994-11-22 | Man Roland Druckmas Ag | Device for coating printed matter in in-line systen in offset press |
| EP1211069A1 (en) * | 2000-11-30 | 2002-06-05 | Komori Corporation | Printing press |
-
1989
- 1989-12-21 JP JP32960989A patent/JPH03190735A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06320712A (en) * | 1993-04-16 | 1994-11-22 | Man Roland Druckmas Ag | Device for coating printed matter in in-line systen in offset press |
| EP1211069A1 (en) * | 2000-11-30 | 2002-06-05 | Komori Corporation | Printing press |
| JP2002166677A (en) * | 2000-11-30 | 2002-06-11 | Komori Corp | Printer |
| US6722278B2 (en) | 2000-11-30 | 2004-04-20 | Komori Corporation | Sheet-fed rotary printing press |
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