JPH08207232A - Plate cylinder device for gravure printer - Google Patents
Plate cylinder device for gravure printerInfo
- Publication number
- JPH08207232A JPH08207232A JP7020097A JP2009795A JPH08207232A JP H08207232 A JPH08207232 A JP H08207232A JP 7020097 A JP7020097 A JP 7020097A JP 2009795 A JP2009795 A JP 2009795A JP H08207232 A JPH08207232 A JP H08207232A
- Authority
- JP
- Japan
- Prior art keywords
- plate cylinder
- shaft
- taper
- cylinder shaft
- taper sleeve
- 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.)
- Granted
Links
Landscapes
- Rotary Presses (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、グラビア印刷機の版胴
装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plate cylinder device for a gravure printing machine.
【０００２】[0002]
【従来の技術】グラビア印刷機は、版胴とこの版胴の周
面にインキを供給するインキ供給装置と版胴の周面の余
分なインキをかき取るドクターと圧胴とで主要部が構成
されている。図６にグラビア印刷機の概略構成、図７に
そのグラビア印刷機における従来の版胴装置の断面を示
す。2. Description of the Related Art A gravure printing machine mainly comprises a plate cylinder, an ink supply device for supplying ink to the peripheral surface of the plate cylinder, a doctor for scraping off excess ink on the peripheral surface of the plate cylinder, and an impression cylinder. Has been done. FIG. 6 shows a schematic structure of a gravure printing machine, and FIG. 7 shows a cross section of a conventional plate cylinder device in the gravure printing machine.
【０００３】図６に示すように、版胴１０１は円筒形状
をなして駆動回転自在な版胴軸１０２に装着されてい
る。圧胴１０３は版胴１０１と対接して配設されてお
り、外周部にゴムが取付けられている。また、版胴１０
１の外周辺にはこの版胴１０１の周面にインキを付着さ
せるためのインキ供給装置１０４が設けられると共に、
版胴１０１に付着した余分なインキをかき取るドクター
ブレード１０５が設けられている。なお、１０６はドク
ターブレード１０５によってかき取ったインキを受ける
受皿である。As shown in FIG. 6, a plate cylinder 101 has a cylindrical shape and is mounted on a plate cylinder shaft 102 which can be driven and rotated. The impression cylinder 103 is disposed in contact with the plate cylinder 101, and rubber is attached to the outer peripheral portion thereof. Also, the plate cylinder 10
An ink supply device 104 for adhering ink to the peripheral surface of the plate cylinder 101 is provided around the outer periphery of 1.
A doctor blade 105 for scraping off excess ink adhering to the plate cylinder 101 is provided. Reference numeral 106 is a tray for receiving the ink scraped off by the doctor blade 105.
【０００４】而して、図示しない駆動装置によって版胴
１０１及び圧胴１０３は回転駆動し、紙１０７は版胴１
０１と圧胴１０３との間に挿入される。一方、インキ供
給装置１０４は版胴１０１の周面にインキを付着させ、
ドクターブレード１０５はこの版胴１０１から余分なイ
ンキをかき取ることで、版胴１０１の絵柄部である凹部
内にのみインキが残る。そして、圧胴１０３によって紙
１０７が版胴１０１の絵柄部に押圧されることで、版胴
１０１から紙１０７にインキが転写されて印刷が行われ
る。Thus, the plate cylinder 101 and the impression cylinder 103 are rotationally driven by a driving device (not shown), and the paper 107 is moved to the plate cylinder 1.
01 and the impression cylinder 103. On the other hand, the ink supply device 104 causes ink to adhere to the peripheral surface of the plate cylinder 101,
The doctor blade 105 scrapes off the excess ink from the plate cylinder 101, so that the ink remains only in the concave portion which is the pattern portion of the plate cylinder 101. Then, the impression cylinder 103 presses the paper 107 against the design portion of the plate cylinder 101, whereby ink is transferred from the plate cylinder 101 to the paper 107 and printing is performed.
【０００５】ところで、このようなグラビア印刷機にお
いては、印刷物が変更された場合には版胴１０１を交換
する必要がある。即ち、版胴軸１０２に装着された使用
済みの版胴１０１を取外し、新しい版胴を版胴軸１０２
に装着している。By the way, in such a gravure printing machine, it is necessary to replace the plate cylinder 101 when the printed matter is changed. That is, the used plate cylinder 101 mounted on the plate cylinder shaft 102 is removed, and a new plate cylinder is replaced with the plate cylinder shaft 102.
It is attached to.
【０００６】版胴の交換を行う従来の版胴装置におい
て、図７に示すように、版胴軸１０２は各端部に軸受１
１１，１１２がナット１１３，１１４によって取付けら
れ、フレーム１１５，１１６に固定されるハウジング１
１７，１１８に対して回転自在に支持されている。そし
て、版胴軸１０２の原動（図７において右）側には駆動
ギア１１９が固結される一方、操作（図７において左）
側には従動ギア１２０が固結されて一体に回転自在とな
っいる。また、原動側において、版胴軸１０２にはテー
パ嵌合部１２１及びキー１２２が形成される一方、版胴
１０１の内周面にはテーパ開口部１２３及びキー溝１２
４が形成されており、版胴軸１０２のテーパ嵌合部１２
１が版胴１０１のテーパ開口部１２３に嵌合し、キー１
２２がキー溝１２４に嵌入している。そして、版胴軸１
０２にはナット１２５が螺合することでリング１２６が
版胴１０１の端面に圧接されている。In the conventional plate cylinder device for replacing the plate cylinder, as shown in FIG. 7, the plate cylinder shaft 102 has a bearing 1 at each end.
Housing 1 in which 11, 112 are mounted by nuts 113, 114 and fixed to frames 115, 116
It is rotatably supported with respect to 17, 118. The drive gear 119 is fixedly connected to the driving side (right side in FIG. 7) of the plate cylinder shaft 102, while operating (left side in FIG. 7).
A driven gear 120 is fixedly coupled to the side so that it can rotate integrally. Further, on the driving side, the taper fitting portion 121 and the key 122 are formed on the plate cylinder shaft 102, while the taper opening 123 and the key groove 12 are formed on the inner peripheral surface of the plate cylinder 101.
4 is formed, and the taper fitting portion 12 of the plate cylinder shaft 102 is formed.
1 is fitted in the taper opening 123 of the plate cylinder 101, and the key 1
22 is fitted in the key groove 124. And plate cylinder 1
The ring 126 is pressed against the end surface of the plate cylinder 101 by screwing the nut 125 onto the plate 02.
【０００７】操作側において、版胴軸１０２には大径の
嵌合部１２７が形成される一方、版胴１０１の内周面に
はテーパ開口部１２８が形成されており、円筒形状のテ
ーパスリーブ１２９がこの版胴軸１０２の嵌合部１２７
と版胴１０１のテーパ開口部１２８の間に嵌入すると共
にリング１３０が版胴１０１の端面に圧接している。そ
して、版胴軸１０２にはナット１３１が螺合することで
テーパスリーブ１２９の脱落を阻止している。On the operating side, a large-diameter fitting portion 127 is formed on the plate cylinder shaft 102, and a taper opening 128 is formed on the inner peripheral surface of the plate cylinder 101. 129 is a fitting portion 127 of the plate barrel shaft 102.
And the ring 130 is pressed against the end surface of the plate cylinder 101 while being fitted between the tapered openings 128 of the plate cylinder 101. A nut 131 is screwed onto the plate cylinder shaft 102 to prevent the taper sleeve 129 from falling off.
【０００８】このように構成された版胴装置において、
版胴１０１は版胴軸１０２の操作側から挿入され、原動
側において版胴軸１０２のテーパ嵌合部１２１に版胴１
０１のテーパ開口部１２３が嵌合し、操作側においてテ
ーパスリーブ１２９が嵌合部１２７とテーパ開口部１２
８の間に嵌入してナット１３１によってテーパスリーブ
１２９が保持されることで、版胴１０１が版胴軸１０２
に固定されている。In the plate cylinder device constructed as described above,
The plate cylinder 101 is inserted from the operating side of the plate cylinder shaft 102, and is attached to the taper fitting portion 121 of the plate cylinder shaft 102 on the driving side.
01 taper opening 123 is fitted, and taper sleeve 129 is fitted on fitting side 127 and taper opening 12 on the operating side.
8 and the taper sleeve 129 is held by the nut 131, so that the plate cylinder 101 moves the plate cylinder shaft 102.
It is fixed to.
【０００９】そして、版胴１０１の交換時には、フレー
ム１１５，１１６から版胴１０１が装着された状態で版
胴軸１０２を取り外して作業を行う。即ち、版胴軸１０
２の操作側において、まず、ナット１１３を外して軸受
１１１及びハウジング１１７、ギア１２０等を抜取り、
次に、ナット１３１を弛めて外し、版胴軸１０２の嵌合
部１２７と版胴１０１のテーパ開口部１２８の間に嵌入
しているテーパスリーブ１２９を抜き取る。そして、版
胴１０１を操作側に移動して版胴軸１０２から取り外
す。When the plate cylinder 101 is replaced, the plate cylinder shaft 102 is detached from the frames 115 and 116 while the plate cylinder 101 is mounted, and the work is performed. That is, the plate cylinder shaft 10
On the operation side of No. 2, first, the nut 113 is removed to remove the bearing 111, the housing 117, the gear 120, etc.
Next, the nut 131 is loosened and removed, and the taper sleeve 129 fitted between the fitting portion 127 of the plate cylinder shaft 102 and the taper opening 128 of the plate cylinder 101 is pulled out. Then, the plate cylinder 101 is moved to the operation side and removed from the plate cylinder shaft 102.
【００１０】新しい版胴は、前述と同様に、版胴軸１０
２の操作側から挿入して版胴軸１０２のテーパ嵌合部１
２１に版胴１０１のテーパ開口部１２３が嵌合し、テー
パスリーブ１２９を嵌合部１２７とテーパ開口部１２８
の間に嵌入し、ナット１３１を締め込んでいくことで、
テーパスリーブ１２９を押し込むと共に版胴１０１を原
動側に移動して位置規制（位置決め）する。そして、ナ
ット１３１を完全に締結することでテーパスリーブ１２
９によって版胴が版胴軸１０２に固定される。最後に、
取り外した軸受１１１及びハウジング１１７、ギア１２
０等を装着してナット１１３で締結し、版胴の交換が完
了した版胴軸１０２をフレーム１１５，１１６に取付け
る。このようにして版胴の交換作業が完了する。The new plate cylinder has a plate cylinder shaft 10 as described above.
2 is inserted from the operating side, and the taper fitting portion 1 of the plate cylinder shaft 102 is inserted.
21 is fitted with the taper opening 123 of the plate cylinder 101, and the taper sleeve 129 is fitted with the fitting portion 127 and the taper opening 128.
By fitting it in between and tightening the nut 131,
At the same time as the taper sleeve 129 is pushed in, the plate cylinder 101 is moved to the driving side to regulate (position) the position. Then, by completely fastening the nut 131, the taper sleeve 12
The plate cylinder is fixed to the plate cylinder shaft 102 by 9. Finally,
The removed bearing 111, housing 117, and gear 12
0 and the like are mounted and fastened with nuts 113, and the plate cylinder shaft 102 after the replacement of the plate cylinder is attached to the frames 115 and 116. In this way, the plate cylinder replacement work is completed.
【００１１】[0011]
【発明が解決しようとする課題】ところで、上述した従
来の版胴装置において、印刷時には版胴１０１の外周面
にインキが供給されることとなり、版胴１０１の端部か
ら内部（版胴１０１と版胴軸１０２との間）にインキが
侵入しないようになっている。即ち、版胴軸１０２への
版胴１０１の固定時に、原動側ではナット１２５の締め
込みによってリング１２６を版胴１０１の端面に圧接
し、操作側ではナット１３１の締め込みによってテーパ
スリーブ１２９を介してリング１３０を版胴１０１の端
面に圧接することで、版胴１０１内部へのインキの侵入
を防止している。In the conventional plate cylinder device described above, ink is supplied to the outer peripheral surface of the plate cylinder 101 during printing, and the ink is supplied from the end of the plate cylinder 101 (to the plate cylinder 101). Ink does not enter into the space between the plate cylinder shaft 102). That is, when fixing the plate cylinder 101 to the plate cylinder shaft 102, the ring 126 is pressed against the end surface of the plate cylinder 101 by tightening the nut 125 on the driving side, and the taper sleeve 129 is inserted by tightening the nut 131 on the operating side. The ring 130 is pressed against the end surface of the plate cylinder 101 to prevent ink from entering the plate cylinder 101.
【００１２】そして、印刷中に、操作側でのナット１３
１が弛んでテーパスリーブ１２９による版胴１０１の固
定力が低下してしまった場合、専用の工具で弛んだナッ
ト１３１を増し締めすることで所定の固定力を得ようと
していた。ところが、この作業を版胴軸１０２がフレー
ム１１５，１１６に取付けられた状態で行う場合、工具
をフレーム１１５の内部に挿入して作業を行うこととな
り、作業スペースを十分に得ることができず、作業者に
とってはナット１３１が確認しにくく作業が困難となっ
て作業者に負担がかかると共に、締結時に工具に必要な
力をかけられずにナット１３１（テーパスリーブ１２
９）に所定の固定力を与えることができない虞があるな
ど、作業性の面で大きな問題があった。Then, during printing, the nut 13 on the operating side is
When 1 is loosened and the fixing force of the plate cylinder 101 by the taper sleeve 129 is reduced, it is attempted to obtain a predetermined fixing force by tightening the loosened nut 131 with a special tool. However, when this work is performed in a state where the plate cylinder shaft 102 is attached to the frames 115 and 116, the work is performed by inserting a tool inside the frame 115, and a sufficient working space cannot be obtained. It is difficult for the operator to check the nut 131, and the operation becomes difficult, which imposes a burden on the operator, and the nut 131 (taper sleeve 12) cannot be applied to the tool during fastening.
There is a big problem in terms of workability, such as the possibility that a predetermined fixing force cannot be applied to 9).
【００１３】本発明はこのような問題を解決するもので
あって、版胴の交換作業及び調整作業等の作業性の向上
を図ったグラビア印刷機の版胴装置を提供することを目
的とする。The present invention solves such a problem, and an object of the present invention is to provide a plate cylinder device for a gravure printing machine, which improves workability such as replacement and adjustment of the plate cylinder. .
【００１４】[0014]
【課題を解決するための手段】上述の目的を達成するた
めの本発明のグラビア印刷機の版胴装置は、フレームに
回転自在に装着されて軸方向一端部の外周面にテーパ嵌
合部を有する版胴軸と、円筒形状をなして該版胴軸に挿
脱自在で軸方向各端部の内周面にテーパ開口部を有する
版胴と、前記版胴軸の外周面と前記版胴の一方のテーパ
開口部との間に挿脱自在なテーパスリーブと、前記版胴
軸にその軸方向に沿って移動自在に装着されて前記テー
パスリーブを押圧する押込部材と、該押込部材に前記フ
レームの外部より前記版胴軸を貫通して駆動連結された
押込部材駆動手段とを具えたことを特徴とするものであ
る。A plate cylinder device of a gravure printing machine according to the present invention for achieving the above object is rotatably mounted on a frame and has a taper fitting portion on an outer peripheral surface at one axial end. A plate cylinder having the plate cylinder, a plate cylinder having a cylindrical shape and capable of being inserted into and removed from the plate cylinder shaft and having a tapered opening portion on an inner peripheral surface of each axial end, and an outer peripheral surface of the plate cylinder shaft and the plate cylinder. A taper sleeve that can be inserted into and removed from one of the taper openings, a pressing member that is movably attached to the plate cylinder shaft along its axial direction and presses the taper sleeve, and And a pushing member driving means drivingly connected from the outside of the frame through the plate cylinder shaft.
【００１５】[0015]
【作用】版胴は版胴軸に対して、一方のテーパ開口部に
テーパ嵌合部が嵌合すると共に他方のテーパ開口部と版
胴軸の外周面との間にテーパスリーブが嵌入してこのテ
ーパスリーブが押込部材によって押し込まれることで確
実に装着される。そして、この押込部材はフレームの外
部より版胴軸を貫通して駆動連結された押込部材駆動手
段によって駆動される。With the plate cylinder, the taper fitting portion is fitted in one taper opening with respect to the plate cylinder shaft, and the taper sleeve is fitted between the other taper opening and the outer peripheral surface of the plate cylinder shaft. The taper sleeve is securely mounted by being pushed by the pushing member. The pushing member is driven from the outside of the frame by pushing member driving means which is drivingly connected to the plate barrel shaft.
【００１６】[0016]
【実施例】以下、図面に基づいて本発明の実施例を詳細
に説明する。Embodiments of the present invention will now be described in detail with reference to the drawings.
【００１７】図１に本発明の一実施例に係るグラビア印
刷機の版胴装置の断面、図２に図１のII−II断面、図３
にテーパスリーブを表す版胴装置の操作側の要部断面、
図４に図２のIV−IV断面、図５に図２のＶ−Ｖ断面を示
す。FIG. 1 is a sectional view of a plate cylinder device of a gravure printing machine according to an embodiment of the present invention, FIG. 2 is a II-II sectional view of FIG. 1, and FIG.
Cross section of the main part on the operating side of the plate cylinder device showing the taper sleeve,
FIG. 4 shows a IV-IV cross section of FIG. 2, and FIG. 5 shows a VV cross section of FIG.
【００１８】本実施例の版胴装置において、図１乃至図
３に示すように、版胴軸１１の各端部は軸受１２，１３
を介してハウジング１４，１５に枢着され、両者はナッ
ト１６，１７によって保持されている。そして、このハ
ウジング１４，１５はフレーム１８，１９に固定される
ことで、版胴軸１１がこのフレーム１８，１９に回転自
在に支持されることとなる。また、版胴軸１１の原動
（図１において右）側には駆動ギア２０が固結される一
方、操作（図１において左）側には従動ギア２１が固結
されてそれぞれ一体に回転自在となっている。In the plate cylinder device of this embodiment, as shown in FIGS. 1 to 3, each end of the plate cylinder shaft 11 has bearings 12 and 13.
Is pivotally attached to the housings 14 and 15 via nuts, and both are held by nuts 16 and 17. The housings 14 and 15 are fixed to the frames 18 and 19, so that the plate cylinder shaft 11 is rotatably supported by the frames 18 and 19. Further, the drive gear 20 is fixedly connected to the driving side (right side in FIG. 1) of the plate cylinder shaft 11, while the driven gear 21 is fixedly connected to the operation side (left side in FIG. 1) so that the driven gear 21 can rotate integrally. Has become.
【００１９】この版胴軸１１には、版胴２２が一体回転
自在であると共に後述する工具によって取外し自在に装
着されている。即ち、版胴装置の原動側において、版胴
軸１１にはテーパ嵌合部２３が一体に形成されると共に
キー２４が固定されている。一方、円筒形状をなす版胴
２２の内周面には外部に大径となるテーパ開口部２５が
一体に形成されると共にキー溝２６が形成されている。
そして、この版胴軸１１のテーパ嵌合部２３が版胴２２
のテーパ開口部２５に嵌合し、キー２４がキー溝２６に
嵌入している。更に、版胴軸１１のフランジ部２７には
複数のボルト２８によってホルダ２９が固定されてお
り、このホルダ２９はＯリング３０を介して版胴２２の
端面に圧接している。なお、版胴軸１１のフランジ部２
７と版胴２２の端面との間にはリング３１が挿入されて
いる。また、版胴軸１１のフランジ部２７には複数のボ
ルト３２がホルダ２９を貫通して螺合している。このボ
ルト３２は版胴軸１１と版胴２２とのテーパ嵌合を機械
的に解除するものである。A plate cylinder 22 is integrally rotatable on the plate cylinder shaft 11 and detachably mounted by a tool described later. That is, on the driving side of the plate cylinder device, the plate cylinder shaft 11 is integrally formed with the taper fitting portion 23 and the key 24 is fixed thereto. On the other hand, a taper opening 25 having a large diameter is formed integrally with the inner peripheral surface of the cylinder 22 having a cylindrical shape, and a key groove 26 is formed therein.
Then, the taper fitting portion 23 of the plate cylinder shaft 11 is attached to the plate cylinder 22.
The key 24 is fitted into the key groove 26. Further, a holder 29 is fixed to the flange portion 27 of the plate cylinder shaft 11 by a plurality of bolts 28, and the holder 29 is pressed against the end surface of the plate cylinder 22 via an O-ring 30. The flange portion 2 of the plate cylinder shaft 11
A ring 31 is inserted between 7 and the end face of the plate cylinder 22. Further, a plurality of bolts 32 penetrate the holder 29 and are screwed into the flange portion 27 of the plate cylinder shaft 11. The bolt 32 mechanically releases the taper fitting between the plate cylinder shaft 11 and the plate cylinder 22.
【００２０】一方、版胴装置の操作側において、版胴軸
１１には大径の嵌合部３３が形成される一方、版胴２２
の内周面にはテーパ開口部３４が形成されている。テー
パスリーブ３５は円筒形状をなし、軸方向に沿うスリッ
ト３６が周方向等間隔で複数形成されている。そして、
このテーパスリーブ３５は版胴軸１１の嵌合部３３と版
胴２２のテーパ開口部３４の間に嵌入している。更に、
図４に示すように、テーパスリーブ３５のフランジ部３
７には複数のボルト３８によってホルダ３９が固定され
ており、このホルダ３９はＯリング４０を介して版胴２
２の端面に圧接している。なお、テーパスリーブ３５の
フランジ部３７と版胴２２の端面との間にはリング４１
が挿入されている。また、図５に示すように、テーパス
リーブ３５のフランジ部３７には複数のボルト４２がホ
ルダ３９を貫通して螺合している。このボルト４２はテ
ーパスリーブ３５を胴軸１１の嵌合部３３と版胴２２テ
ーパ開口部３４から機械的に抜き取るものである。On the other hand, on the operating side of the plate cylinder device, a large diameter fitting portion 33 is formed on the plate cylinder shaft 11, while the plate cylinder 22 is provided.
A tapered opening 34 is formed on the inner peripheral surface of the. The taper sleeve 35 has a cylindrical shape, and a plurality of slits 36 along the axial direction are formed at equal intervals in the circumferential direction. And
The taper sleeve 35 is fitted between the fitting portion 33 of the plate cylinder shaft 11 and the taper opening 34 of the plate cylinder 22. Furthermore,
As shown in FIG. 4, the flange portion 3 of the taper sleeve 35
A holder 39 is fixed to the plate 7 by a plurality of bolts 38. The holder 39 is attached to the plate cylinder 2 via an O-ring 40.
It is pressed against the end face of 2. A ring 41 is provided between the flange portion 37 of the taper sleeve 35 and the end surface of the plate cylinder 22.
Has been inserted. Further, as shown in FIG. 5, a plurality of bolts 42 are screwed into the flange portion 37 of the taper sleeve 35 so as to penetrate the holder 39. The bolt 42 mechanically removes the taper sleeve 35 from the fitting portion 33 of the drum shaft 11 and the taper opening portion 34 of the plate cylinder 22.
【００２１】また、版胴装置の操作側において、版胴軸
１１には径方向に沿う貫通孔４３が形成されており、こ
の貫通孔４３にはテーパスリーブ３５を押圧してこのテ
ーパスリーブ３５を胴軸１１の嵌合部３３と版胴２２テ
ーパ開口部３４との間に押圧する押し込む押込部材４４
が位置している。この押込部材４４は丸棒形状をなし、
貫通孔４３内に版胴軸１１の軸方向にのみ移動できるよ
うに遊嵌されており、図２及び図４に示すように、押込
部材４４の各端部にはテーパスリーブ３５を押圧するた
めの段部４５が形成されている。また、テーパスリーブ
３５の内周部には、図２及び図５に示すように、このテ
ーパスリーブ３５を版胴軸１１から抜き取るときにため
の貫通溝４６が形成されている。On the operating side of the plate cylinder device, a through hole 43 is formed in the plate cylinder shaft 11 in the radial direction, and the tapered sleeve 35 is pressed into the through hole 43 so that the taper sleeve 35 can be removed. A pressing member 44 for pressing between the fitting portion 33 of the body shaft 11 and the plate cylinder 22 taper opening 34.
Is located. This pushing member 44 has a round bar shape,
It is loosely fitted in the through hole 43 so as to be movable only in the axial direction of the plate cylinder shaft 11, and as shown in FIGS. 2 and 4, the taper sleeve 35 is pressed against each end of the pressing member 44. The stepped portion 45 is formed. Further, as shown in FIGS. 2 and 5, a through groove 46 for removing the taper sleeve 35 from the plate cylinder shaft 11 is formed in the inner peripheral portion of the taper sleeve 35.
【００２２】更に、版胴軸１１にはフレーム１８の外部
より押込部材４４に連結してこの押込部材４４を移動さ
せる押込部材駆動手段が設けられている。即ち、版胴軸
１１には操作軸４７が周方向に回転自在で、且つ、軸方
向には移動不能に装着されており、この操作軸４７の先
端部に形成されたねじ部４８が押込部材４４に螺合して
いる。一方、操作軸４７の基端部には四角形状の連結突
起４９が一体に形成されており、この連結突起４９には
工具５０が連結可能であって、この工具５０によって操
作軸４７を回転することができるようになっている。Further, the plate cylinder shaft 11 is provided with a pushing member driving means which is connected to the pushing member 44 from the outside of the frame 18 and moves the pushing member 44. That is, the operation shaft 47 is attached to the plate cylinder shaft 11 so as to be rotatable in the circumferential direction and immovable in the axial direction, and the screw portion 48 formed at the tip end of the operation shaft 47 is a pressing member. It is screwed to 44. On the other hand, a quadrangular connecting protrusion 49 is integrally formed at the base end of the operating shaft 47, and a tool 50 can be connected to the connecting protrusion 49, and the operating shaft 47 is rotated by the tool 50. Is able to.
【００２３】而して、このように構成された本実施例の
グラビア印刷機の版胴装置において、版胴２２は版胴軸
１１の操作側から挿入され、原動側において版胴軸１１
のテーパ嵌合部２３に版胴２２のテーパ開口部２５が嵌
合すると共にキー２４にキー溝２６が貫入する。一方、
操作側においてテーパスリーブ３５が版胴軸１１の嵌合
部３３と版胴２２のテーパ開口部３４の間に挿入し、押
込部材４４によってテーパスリーブ３５が押込まれて保
持されることで、版胴２２が版胴軸１１に固定されてい
る。Thus, in the plate cylinder device of the gravure printing machine of this embodiment having the above-described structure, the plate cylinder 22 is inserted from the operating side of the plate cylinder shaft 11, and the plate cylinder shaft 11 on the driving side.
The taper opening 25 of the plate cylinder 22 is fitted into the taper fitting portion 23, and the key groove 26 is inserted into the key 24. on the other hand,
On the operation side, the taper sleeve 35 is inserted between the fitting portion 33 of the plate cylinder shaft 11 and the taper opening 34 of the plate cylinder 22, and the taper sleeve 35 is pushed and held by the pressing member 44, so that the plate cylinder 22 is fixed to the plate cylinder shaft 11.
【００２４】このテーパスリーブ３５の押込み動作は、
版胴軸１１の操作側から工具５０を操作軸４７の連結突
起４９に連結し、この工具５０によって操作軸４７を所
定の方向に回転させることで、ねじ部４８に螺合してい
る押込部材４４がねじ係合によって原動（右）側に移動
することで行われる。The pushing operation of the taper sleeve 35 is as follows.
A pressing member that is screwed into the screw portion 48 by connecting the tool 50 to the connecting protrusion 49 of the operating shaft 47 from the operating side of the plate cylinder shaft 11 and rotating the operating shaft 47 in a predetermined direction by the tool 50. This is performed by moving 44 to the driving (right) side by screw engagement.
【００２５】また、版胴２２が版胴軸１１に装着された
状態では、原動側において、ボルト２８の締め込みによ
ってホルダ２９がＯリング３０を介して版胴２２の端面
に圧接し、また、操作側において、ボルト３８の締め込
みによってホルダ３９がＯリング４０を介して版胴２２
の端面に圧接している。従って、版胴２２の版胴軸１１
への装着時に、その作業に伴って各Ｏリング３０，４０
の密着ににより版胴２２の端部からその内部（版胴２２
と版胴軸１１との間）へのインキの侵入が防止される。When the plate cylinder 22 is mounted on the plate cylinder shaft 11, the holder 29 is pressed against the end surface of the plate cylinder 22 through the O-ring 30 by tightening the bolt 28 on the driving side. On the operating side, by tightening the bolts 38, the holder 39 moves through the O-ring 40 and the plate cylinder 22.
Is pressed against the end face of. Therefore, the plate cylinder shaft 11 of the plate cylinder 22
O-rings 30, 40 along with the work when mounting on
Due to the close contact between the plate cylinder 22 and the inside thereof (the plate cylinder 22
Between the plate cylinder shaft 11 and the plate cylinder shaft 11 is prevented.
【００２６】そして、版胴２２を別のものと交換する場
合には、フレーム１８，１９から版胴２２が装着された
状態で版胴軸１１を取り外して所定の作業位置に載置す
る。そして、版胴軸１１の操作側において、まず、ナッ
ト１６を外して軸受１２及びハウジング１４、ギア２１
等を版胴軸１１から抜取る。次に、工具５０を版胴軸１
１に差し込んで先端部を操作軸４７の連結突起４９に連
結する。この状態で工具５０によって操作軸４７を所定
の方向に回転させ、ねじ部４８に螺合している押込部材
４４をねじ係合によって操作（左）側に移動させ、押込
部材４４によるテーパスリーブ３５の押圧を解除する。
そして、複数のボルト４２を平均して締め込んでいき、
ボルト４２の先端が当接するリング４１の反力によって
テーパスリーブ３５を操作（左）側に移動し、版胴軸１
１の嵌合部３３と版胴２２のテーパ開口部３４との間か
ら抜き取る。When the plate cylinder 22 is to be replaced with another one, the plate cylinder shaft 11 is removed from the frames 18 and 19 with the plate cylinder 22 attached and placed at a predetermined working position. Then, on the operating side of the plate cylinder shaft 11, first, the nut 16 is removed to remove the bearing 12, the housing 14, and the gear 21.
Etc. are removed from the plate cylinder shaft 11. Next, the tool 50 is attached to the plate cylinder shaft 1.
1, and the tip end is connected to the connecting protrusion 49 of the operating shaft 47. In this state, the operating shaft 47 is rotated in a predetermined direction by the tool 50, the pushing member 44 screwed to the screw portion 48 is moved to the operation (left) side by screw engagement, and the taper sleeve 35 by the pushing member 44 is moved. Release the pressure of.
Then, the bolts 42 are averaged and tightened,
The taper sleeve 35 is moved to the operation (left) side by the reaction force of the ring 41 with which the tip of the bolt 42 abuts, and the plate cylinder shaft 1
It is pulled out from between the fitting portion 33 of No. 1 and the taper opening portion 34 of the plate cylinder 22.
【００２７】その後、図示しない工具によってテーパス
リーブ３５を周方向に９０度回動してこのテーパスリー
ブ３５と貫通溝４６とを適合させ、テーパスリーブ３５
を操作（左）側に移動して版胴軸１１から抜き取る。最
後に、複数のボルト３２を平均して締め込んでいき、こ
のボルト４２の先端がリング３１を介して版胴２２を押
圧することで版胴軸１１との嵌合状態を解除し、この版
胴２２を操作側に移動して版胴軸１１から取り外す。After that, the taper sleeve 35 is rotated by 90 degrees in the circumferential direction by a tool not shown so that the taper sleeve 35 and the through groove 46 are fitted to each other, and the taper sleeve 35
Is moved to the operation (left) side and pulled out from the plate cylinder shaft 11. Finally, the plurality of bolts 32 are tightened evenly, and the tip of the bolts 42 presses the plate cylinder 22 via the ring 31 to release the fitting state with the plate cylinder shaft 11, and The cylinder 22 is moved to the operating side and removed from the plate cylinder shaft 11.
【００２８】新しい版胴の装着作業は、前述と動作とは
逆に、まず、版胴を版胴軸１１の操作側から挿入し、原
動側にてテーパ嵌合部２３にテーパ開口部２５を嵌合
し、操作側にて嵌合部３３とテーパ開口部３４との間に
テーパスリーブ３５を嵌入する。そして、工具５０によ
って操作軸４７を回転させることで押込部材４４を原動
側に移動し、この押込部材４４がテーパスリーブ１２９
を押圧して押し込むことで、版胴２２は原動側の正規の
位置に移動して位置決め固定される。そして、最後に取
り外した軸受１２及びハウジング１４、ギア２１等を版
胴軸１１に装着してナット１６で締結し、版胴の交換が
完了した版胴軸１１をフレーム１８，１９に取付けて版
胴の交換作業が完了する。To mount a new plate cylinder, contrary to the operation described above, first, the plate cylinder is inserted from the operating side of the plate cylinder shaft 11, and the taper opening 25 is formed in the taper fitting portion 23 on the driving side. After fitting, the taper sleeve 35 is fitted between the fitting portion 33 and the taper opening 34 on the operating side. Then, by rotating the operation shaft 47 with the tool 50, the pushing member 44 is moved to the driving side, and the pushing member 44 is tapered.
By pressing and pushing, the plate cylinder 22 is moved to a regular position on the driving side and positioned and fixed. Then, the bearing 12 and the housing 14, the gear 21, etc., which were finally removed are mounted on the plate cylinder shaft 11 and fastened with the nuts 16, and the plate cylinder shaft 11 after the replacement of the plate cylinder is mounted on the frames 18 and 19 The replacement of the body is completed.
【００２９】グラビア印刷機の稼働中に、振動等によっ
てテーパスリーブ３５が弛み、このテーパスリーブ３５
による版胴２２の固定力が低下してしまうことがある。
この場合には、操作軸４７を回転して押込部材４４を原
動側に移動することでテーパスリーブ１２９を押し込ん
で、所謂、増し締めする。本実施例にあっては、この作
業はフレーム１８の外部から工具５０を用いて行うこと
ができ、作業スペースを十分に得ることができ、作業が
容易となって作業者にかかる負担が軽減されると共に、
締結時に工具５０に十分な力をかけて所定の固定力をテ
ーパスリーブ３５に与えることができる。During operation of the gravure printing machine, the taper sleeve 35 is loosened due to vibration or the like, and this taper sleeve 35
Therefore, the fixing force of the plate cylinder 22 may decrease.
In this case, the operation shaft 47 is rotated to move the pushing member 44 to the driving side, so that the taper sleeve 129 is pushed in and the so-called retightening is performed. In this embodiment, this work can be performed from the outside of the frame 18 by using the tool 50, a sufficient work space can be obtained, the work is facilitated, and the burden on the worker is reduced. Along with
A sufficient fixing force can be applied to the taper sleeve 35 by applying a sufficient force to the tool 50 at the time of fastening.
【００３０】[0030]
【発明の効果】以上、実施例を挙げて詳細に説明したよ
うに本発明のグラビア印刷機の版胴装置によれば、フレ
ームに回転自在に装着された版胴軸に対して円筒形状を
なす版胴を挿入して一端部はテーパ嵌合部とテーパ開口
部が嵌合し、他端部はテーパスリーブを版胴軸の外周面
と版胴のテーパ開口部との間に挿入してフレームの外部
より押込部材駆動手段によって版胴軸を貫通して駆動連
結された押込部材を移動してテーパスリーブを押圧する
ようにしたので、版胴の締結作業、即ち、押込部材によ
るテーパスリーブの押込作業をフレームの外部から行う
こととなって作業スペースを十分に得ることができ、作
業が容易となると共に短時間で行うことが可能となり、
作業者にかかる負担を軽減することができる。その結
果、版胴の交換作業及び調整作業等の作業性の向上を図
ることができる。As described above in detail with reference to the embodiments, according to the plate cylinder device of the gravure printing machine of the present invention, a cylindrical shape is formed with respect to the plate cylinder shaft rotatably mounted on the frame. The plate cylinder is inserted and the taper fitting part and the taper opening part are fitted at one end, and the taper sleeve is inserted at the other end between the outer peripheral surface of the plate cylinder shaft and the taper opening part of the plate cylinder. Since the pushing member driving means is moved from the outside to push the taper sleeve through the plate cylinder shaft by the pushing member driving means, the taper sleeve is pressed, that is, the taper sleeve is pushed by the pressing member. Since the work is performed from the outside of the frame, a sufficient work space can be obtained, the work is facilitated and the work can be performed in a short time.
The burden on the operator can be reduced. As a result, it is possible to improve workability such as replacement work and adjustment work of the plate cylinder.
【図１】本発明の一実施例に係るグラビア印刷機の版胴
装置の断面図である。FIG. 1 is a cross-sectional view of a plate cylinder device of a gravure printing machine according to an embodiment of the present invention.
【図２】図１のII−II断面図である。FIG. 2 is a sectional view taken along line II-II of FIG.
【図３】テーパスリーブを表す版胴装置の操作側の要部
断面図である。FIG. 3 is a cross-sectional view of a main part on the operating side of the plate cylinder device showing a taper sleeve.
【図４】図２のIV−IV断面図である。4 is a sectional view taken along line IV-IV in FIG.
【図５】図２のＶ−Ｖ断面図である。5 is a sectional view taken along line VV of FIG.
【図６】グラビア印刷機の概略構成図である。FIG. 6 is a schematic configuration diagram of a gravure printing machine.
【図７】グラビア印刷機における従来の版胴装置の断面
図である。FIG. 7 is a cross-sectional view of a conventional plate cylinder device in a gravure printing machine.
１１ 版胴軸 １８，１９ フレーム ２２ 版胴 ２３ テーパ嵌合部 ２５ テーパ開口部 ２９，３９ ホルダ ３０，４０ Ｏリング ３３ 嵌合部 ３４ テーパ開口部 ３５ テーパスリーブ ４４ 押込部材 ４７ 操作軸 ４８ ねじ部 ５０ 工具 11 plate cylinder shaft 18, 19 frame 22 plate cylinder 23 taper fitting part 25 taper opening part 29, 39 holder 30, 40 O-ring 33 fitting part 34 taper opening part 35 taper sleeve 44 pushing member 47 operating shaft 48 screw part 50 tool
───────────────────────────────────────────────────── フロントページの続き (72)発明者 阿部 洋一郎 千葉県東葛飾郡関宿町桐ケ作210番地 株 式会社小森コーポレーション関宿プラント 内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Yoichiro Abe, No. 210 Kirigasaku, Sekijuku-cho, Higashi-Katsushika-gun, Chiba Prefecture Komori Corporation Sekijuku Plant
Claims (1)
一端部の外周面にテーパ嵌合部を有する版胴軸と、円筒
形状をなして該版胴軸に挿脱自在で軸方向各端部の内周
面にテーパ開口部を有する版胴と、前記版胴軸の外周面
と前記版胴の一方のテーパ開口部との間に挿脱自在なテ
ーパスリーブと、前記版胴軸にその軸方向に沿って移動
自在に装着されて前記テーパスリーブを押圧する押込部
材と、該押込部材に前記フレームの外部より前記版胴軸
を貫通して駆動連結された押込部材駆動手段とを具えた
ことを特徴とするグラビア印刷機の版胴装置。1. A plate cylinder shaft that is rotatably mounted on a frame and has a taper fitting portion on an outer peripheral surface of one axial end portion, and a cylindrical shape that can be inserted into and removed from the plate cylinder shaft at each axial end. A plate cylinder having a taper opening on the inner peripheral surface of the plate cylinder, a taper sleeve that can be inserted and removed between the outer peripheral surface of the plate cylinder shaft and one taper opening of the plate cylinder, and the plate cylinder shaft A pressing member that is movably mounted along the axial direction and presses the taper sleeve; and a pressing member driving means that is drivingly connected to the pressing member from the outside of the frame through the plate cylinder shaft. A plate cylinder device for a gravure printing machine, which is characterized in that
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP02009795A JP3312144B2 (en) | 1995-02-08 | 1995-02-08 | Plate cylinder device for gravure printing press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP02009795A JP3312144B2 (en) | 1995-02-08 | 1995-02-08 | Plate cylinder device for gravure printing press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08207232A true JPH08207232A (en) | 1996-08-13 |
| JP3312144B2 JP3312144B2 (en) | 2002-08-05 |
Family
ID=12017623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP02009795A Expired - Fee Related JP3312144B2 (en) | 1995-02-08 | 1995-02-08 | Plate cylinder device for gravure printing press |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3312144B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0962316A1 (en) * | 1998-06-04 | 1999-12-08 | Fischer & Krecke Gmbh & Co. | Straddling device for axially fixing a cylindrical sleeve on a shaft in a printing press. |
| CN102490450A (en) * | 2011-12-09 | 2012-06-13 | 陕西北人印刷机械有限责任公司 | Sleeve printing roller rapid-replacement mechanism of flexible printing machine |
| JP2015208969A (en) * | 2014-04-30 | 2015-11-24 | 株式会社ミヤコシ | Print cylinder of printer |
| CN109703176A (en) * | 2019-03-05 | 2019-05-03 | 天津长荣科技集团股份有限公司 | Disassemblerassembler for split type gravure printing roller |
| CN109747265A (en) * | 2019-03-05 | 2019-05-14 | 天津长荣科技集团股份有限公司 | Split type gravure printing roller |
-
1995
- 1995-02-08 JP JP02009795A patent/JP3312144B2/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0962316A1 (en) * | 1998-06-04 | 1999-12-08 | Fischer & Krecke Gmbh & Co. | Straddling device for axially fixing a cylindrical sleeve on a shaft in a printing press. |
| CN102490450A (en) * | 2011-12-09 | 2012-06-13 | 陕西北人印刷机械有限责任公司 | Sleeve printing roller rapid-replacement mechanism of flexible printing machine |
| JP2015208969A (en) * | 2014-04-30 | 2015-11-24 | 株式会社ミヤコシ | Print cylinder of printer |
| CN109703176A (en) * | 2019-03-05 | 2019-05-03 | 天津长荣科技集团股份有限公司 | Disassemblerassembler for split type gravure printing roller |
| CN109747265A (en) * | 2019-03-05 | 2019-05-14 | 天津长荣科技集团股份有限公司 | Split type gravure printing roller |
| CN109747265B (en) * | 2019-03-05 | 2024-05-03 | 天津长荣科技集团股份有限公司 | Split gravure plate roller |
| CN109703176B (en) * | 2019-03-05 | 2024-05-14 | 天津长荣科技集团股份有限公司 | Dismounting device for split gravure plate roller |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3312144B2 (en) | 2002-08-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2005262437A (en) | Securing device of tool holder | |
| US8245636B2 (en) | Interchangeable doctor blade assembly | |
| JP3312144B2 (en) | Plate cylinder device for gravure printing press | |
| JP2002019070A (en) | Replaceable cylinder member in electrographic printing unit | |
| JP2689309B2 (en) | Dampening device for lithographic printing machine | |
| JPH08230146A (en) | Cylinder of rotary press | |
| KR20030028431A (en) | Roll support structure of printing device | |
| EP0681915A2 (en) | Device for attaching flexible printing plates | |
| US5357862A (en) | Roller holding apparatus for printing press | |
| JPH0280248A (en) | Attachment mounted to offset press | |
| JP2986733B2 (en) | Ink fountain blade adjustment device for printing press | |
| US5383401A (en) | Actuating device for clamping arrangement for printing plates in rotary printing presses | |
| US4414899A (en) | Ink roller assembly attachment | |
| JP2001062987A (en) | Apparatus for rotatably supporting hollow cylinder with liquid invasion preventive ring | |
| JPS6014584Y2 (en) | Plate cylinder tightening device | |
| CN221392617U (en) | Dedicated color printing device for intaglio printing | |
| JP2752041B2 (en) | Methods and tools for installing and removing roll rings | |
| US5211111A (en) | Printing press having means for indexing plate cylinder | |
| JPH1076627A (en) | Doctor holder | |
| JP7109028B2 (en) | support shaft cover | |
| KR200284774Y1 (en) | Fixing device for copperplate rollers of printing machine | |
| JP4912193B2 (en) | Ink supply device | |
| KR970001674B1 (en) | Diameter adjusting apparatus for printing machine | |
| JP2567190B2 (en) | Offset printing machine with number printing function | |
| GB2421216A (en) | Apparatus for washing a blanket in an offset printing press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20020402 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080531 Year of fee payment: 6 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090531 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090531 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100531 Year of fee payment: 8 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110531 Year of fee payment: 9 |
|
| LAPS | Cancellation because of no payment of annual fees |