JPH1161488A - Plating device for roll to be engraved - Google Patents
Plating device for roll to be engravedInfo
- Publication number
- JPH1161488A JPH1161488A JP22563797A JP22563797A JPH1161488A JP H1161488 A JPH1161488 A JP H1161488A JP 22563797 A JP22563797 A JP 22563797A JP 22563797 A JP22563797 A JP 22563797A JP H1161488 A JPH1161488 A JP H1161488A
- Authority
- JP
- Japan
- Prior art keywords
- roll
- plating
- plate
- peripheral surface
- plate making
- 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
Abstract
Description
【発明の詳細な説明】
【０００１】
【発明の属する技術分野】本発明は、ロール周面部とロ
ール端面部を覆う遮蔽板を被製版ロールの径と端面位置
に合わせて移動し被製版ロールの端面と端面近傍の周面
に多く電流集中するメッキ電流を遮蔽できて被製版ロー
ルの端面と端面近傍の周面へ厚くメッキされることを回
避できる被製版ロールのメッキ装置に関する。
【０００２】
【従来の技術】従来のメッキ電流遮蔽装置を備えた被製
版ロールのメッキ装置としては、実開昭６１−４３２６
９号公報のグラビア製版ロール用メッキ装置と実願昭５
９−１４２４７８号のロールメッキ装置がある。これら
のメッキ装置に採用されているメッキ電流遮蔽装置は、
被製版ロールの端面に多く電流集中するメッキ電流を遮
蔽する遮蔽板を備えたものであった。
【０００３】
【発明が解決しようとする課題】しかし、メッキ電流の
電流集中は、被製版ロールの端面のみでなく、端面近傍
の周面にも生じて厚くメッキされることが判ってきた。
【０００４】本発明は、上述した点に鑑み案出したもの
で、ロール周面部とロール端面部を覆う遮蔽板を被製版
ロールの径と端面位置に合わせて移動し被製版ロールの
端面と端面近傍の周面に多く電流集中するメッキ電流を
遮蔽できて被製版ロールの端面と端面近傍の周面へ厚く
メッキされることを回避できる被製版ロールのメッキ装
置を提供することを目的としている。
【０００５】
【課題を解決するための手段】本願第一の発明は、一対
のロールチャック２、２により両端をチャックされる被
製版ロールＲをメッキ槽１に収容してメッキ液を貯留
し、メッキ槽１に備えられた一対のメッキ電流遮蔽装置
Ａ，Ａで被製版ロールＲの両端をメッキが行われないよ
うに覆い、被製版ロールＲを回転し、メッキ液に浸漬す
るメッキ金属ボールＢと被製版ロールＲとの間にメッキ
電流を流して銅メッキ、ニッケルメッキ、またはクロム
メッキを行うように構成された被製版ロールのメッキ装
置において、前記メッキ金属ボールＢはメッキ槽１の底
面部に敷詰め得るように構成され、各メッキ電流遮蔽装
置Ａは、メッキ電流を遮蔽できる材質の帯板を被製版ロ
ールＲの最大径よりも若干大きい曲率半径に折り曲げた
Ｕ字形状に形成され被製版ロールＲの端面に近い周面の
少なくとも下半部を覆うロール周面部被覆板３と、ロー
ルチャック２を通すＵ字スリット４ａを有しロール周面
部被覆板３のロール端面側の一側を閉じて被製版ロール
Ｒの端面を覆うロール端面部被覆板４を備えていて、第
一のアクチュエータ５と第二のアクチュエータ６によ
り、ロール周面部被覆板３を被製版ロールＲの径及び端
面位置に合わせて移動して被製版ロールＲの周面にメッ
キ電流を遮蔽できる寸法に近接しかつ被製版ロールＲの
端面近傍のメッキ電流を遮蔽すべき周面範囲に被さるよ
うに構成されていることを特徴とする被製版ロールＲの
メッキ装置を提供するものである。本願第二の発明は、
ロール端面部被覆板４がロール周面部被覆板３に対して
相対移動可能に設けられ、第三のアクチュエータ７によ
り、ロール端面部被覆板４をロール周面部被覆板３に対
して相対移動して被製版ロールＲの端面に近接移動し得
るように構成されていることを特徴とする〔請求項１〕
に記載の被製版ロールのメッキ装置を提供するものであ
る。本願第三の発明は、ロール端面部被覆板４のＵ字ス
リット４ａが、ロール周面部被覆板３が最小径の被製版
ロールＲの周面に対してメッキ電流を遮蔽できる寸法ま
で近接するときに、ロールチャック２に干渉しない形状
に形成されていて、ロールチャック２には、ロール周面
部被覆板３が最大径の被製版ロールＲの周面に対してメ
ッキ電流を遮蔽できる寸法まで近接するときにロールチ
ャック２の下側に生じるＵ字スリット４ａにより形成さ
れる三日月形の隙間を遮蔽する鍔８を被着したことを特
徴とする〔請求項１〕または〔請求項２〕に記載の被製
版ロールのメッキ装置を提供するものである。
【０００６】
【実施の形態】本願第一、第二及び第三の発明に共通す
る第一の実施の形態の被製版ロールのメッキ装置の図１
ないし図４を参照して説明する。図１（ａ）に示すよう
に、この被製版ロールのメッキ装置は、メッキ槽１の一
側に備えられたモータ９により回転されるロールチャッ
ク２とメッキ槽１の他側に備えられたエアシリンダ装置
１０によってストローク移動するロールチャック２とが
水平に対向していて、これら一対のロールチャック２、
２により、図示しない産業用ロボットによってロール端
面の被チャック孔を避けて両端をチャックされた被製版
ロールＲの両端の被チャック孔をチャックして受取り、
しかる後、メッキ槽１にメッキ液を貯留して被製版ロー
ルＲをメッキ液に浸漬し、メッキ槽１に備えられた一対
のメッキ電流遮蔽装置Ａ，Ａのロール周面部被覆板３と
ロール端面部被覆板４で被製版ロールＲの両端を覆い、
モータ９により被製版ロールＲを回転してメッキ槽１の
底面部に敷詰めたメッキ金属ボールＢと被製版ロールＲ
の間にメッキ電流を流して銅メッキ、ニッケルメッキ、
またはクロムメッキを行うように構成されている。この
被製版ロールのメッキ装置は、直径約３００ｍｍφ×長
さ約１５００ｍｍの大きさの被製版ロール〜直径約１０
０ｍｍφ×長さ約７５０ｍｍの大きさの被製版ロールを
メッキする汎用性を備えている。
【０００７】図２（ａ）及び（ｂ）に示すように、ロー
ル周面部被覆板３は、メッキ電流を遮蔽できる材質の帯
板で下部を半円形となるように折り曲げたＵ字形状に成
形されていて、図１に示す水平動テーブル１１に昇降自
在に支持された昇降テーブル１２、１２に支持され、ロ
ールチャック２を通すＵ字スリット１３ａを有するＵ字
形ブラケット１３がロール周面部被覆板３のＵ字溝を閉
じている該ロール周面部被覆板３は、下部の半円部が被
製版ロールＲの最大径Ｄφｍａｘよりも例えば直径で６
ｃｍ大きい曲率半径となっていて、従って、最大径の被
製版ロールＲに対して下面及び側面とのギャップａを３
ｃｍ有してロール周面を覆うようになっている。ロール
端面部被覆板４は、メッキ電流を遮蔽できる材質の板よ
りなりロールチャック２を通すＵ字スリット４ａを有し
ロール周面部被覆板３のロール端面側のＵ字溝を閉じる
形状でありＵ字形ブラケット１３にロール軸方向に移動
自在に支持されている。Ｕ字形ブラケット１３のＵ字ス
リット１３ａとロール端面部被覆板４のＵ字スリット４
ａは、図２（ａ）及び図３（ａ）に示すように、形状が
ロールチャック２を通すように合致していて、図３
（ｂ）に示すように、最小径Ｄφｍｉｎの被製版ロール
Ｒの下面とのギャップａが３ｃｍとなるように高さ調整
できるようにロールチャック２との干渉を回避してい
る。このため、Ｕ字形ブラケット１３のＵ字スリット１
３ａとロール端面部被覆板４のＵ字スリット４ａは、図
２（ｂ）に示すように、ロールチャック２の下面とのギ
ャップｂが三日月状に大きく開くことになるが、この三
日月状の開口を、ロールチャック２に被嵌されたメッキ
電流を遮蔽できる材質の鍔８で閉じて、三日月形の隙間
を通して被製版ロールＲの端面に通流するメッキ電流を
遮蔽する役目を果たす。なお、三日月形の隙間が閉じら
れなくても被製版ロールＲの端面に通流するメッキ電流
が十分に小さく抑えられるので、被製版ロールＲの端面
が厚くメッキされることはない。
【０００８】図１に示すように、水平動テーブル１１、
１１は、第一のアクチュエータ（モータ）５が横ねじ軸
１４、１４を回転し、横ねじ軸１４、１４が水平動テー
ブル１４に固定されたナットランナ１５、１５を移動す
ることにより水平移動される。昇降テーブル１２は、水
平動テーブル１１、１１に備えた第二のアクチュエータ
６、６が縦ねじ軸１６、１６を回転し、縦ねじ軸１６、
１６が昇降テーブル１２に固定されたナットランナ１
７、１７を昇降移動することにより昇降される。ロール
端面部被覆板４は、Ｕ字形ブラケット１３に取り付けら
れた第三のアクチュエータ（ネジ式シリンダ装置）７、
７によりロール軸方向に移動調整される。従って、図２
及び図３に示すように、昇降テーブル１２に支持された
ロール周面部被覆板３は、被製版ロールＲの径の大小に
係わらず被製版ロールＲの下面との隙間寸法ａがメッキ
電流を遮蔽するのに必要な大きさ、例えば、３ｃｍとな
るように第二のアクチュエータ６により被製版ロールＲ
の径に合わせて昇降調整されてから、被製版ロールＲの
端面からのオーバーラップ寸法ｃがメッキ電流を遮蔽す
るのに必要な大きさ、例えば、５ｃｍとなるように第一
のアクチュエータ５により被製版ロールＲの端面位置に
合わせてロール軸方向に移動調整され、もって、被製版
ロールＲの端面からオーバーラップ寸法が５ｃｍの範囲
の周面を覆って該端面及び周面に通流するメッキ電流を
遮蔽する役目を果たす。また、昇降テーブル１１にロー
ル軸方向に移動自在に支持されたロール端面部被覆板４
は、ロール周面部被覆板３が昇降・移動調整された後
に、被製版ロールＲの端面との面とのギャップｄが例え
ば、５ｃｍとなるように第三のアクチュエータ７により
移動調整され、もって、被製版ロールＲの端面に通流す
るメッキ電流を遮蔽する役目を果たす。このギャップｄ
は例えば１５ｃｍとっても差し支えない。
【０００９】続いて、本願第一、第二及び第三の発明に
共通する第二の実施の形態の被製版ロールのメッキ装置
の図４を参照して説明する。この被製版ロールのメッキ
装置は、図示しないスタッカクレーンにより吊り上げ搬
送されるカセット形ロールチャック・回転装置Ｃの一対
のロールチャック２、２を備えていて、カセット形ロー
ルチャック・回転装置Ｃに設けられたエアシリンダ装置
１０を伸長作動することによりロールチャック２，２で
被製版ロールＲを両端チャックしカセット形ロールチャ
ック・回転装置Ｂをメッキ槽１の上に載置すると、一方
のロールチャック２に設けられたスプロケットがメッキ
槽１に設けられたチェーン巻掛け装置のチェーンに係合
しかつメッキ槽１に設けられたモータ６により回転され
るようになっていて、メッキ槽１にメッキ液を貯留して
被製版ロールＲをメッキ液に浸漬し、メッキ槽１に備え
られた一対のメッキ電流遮蔽装置Ａ，Ａのロール周面部
被覆板３とロール端面部被覆板４を被製版ロールＲの両
端に接近し、モータ９により被製版ロールＲを回転して
メッキ槽１の底面部に敷詰めたメッキ金属ボールＢと被
製版ロールＲの間にメッキ電流を流して銅メッキ、ニッ
ケルメッキ、またはクロムメッキを行うように構成され
ている。この実施の形態に係るメッキ電流遮蔽装置Ａ
は、図１ないし図３に示したものと同一の構成であり、
同一符号を付して説明は省略する。
【００１０】本願発明は、ロール周面部被覆板３が被製
版ロールＲの周面の少なくとも下半部を覆うように設け
られていれば良い。本願発明は、ロール周面部被覆板３
とロール端面部被覆板４が一体に設けられていて、ロー
ル端面部被覆板４と被製版ロールＲの端面との隙間寸法
の調整ができない構成であっても良い。
【００１１】
【発明の効果】以上説明してきたように、本願発明の被
製版ロールのメッキ装置によれば、ロール周面部被覆板
３とロール端面部被覆板４を備え被製版ロールの端面と
端面近傍の周面を覆うように移動して被製版ロールの端
面と端面近傍の周面に多く電流集中するメッキ電流を遮
蔽できるから、被製版ロールの端面と端面近傍の周面へ
厚くメッキされることを回避できる。Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique for moving a shielding plate for covering a roll peripheral surface and a roll end surface in accordance with the diameter and the end surface position of the plate roll. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plate-making roll plating apparatus that can shield a plating current that concentrates a large amount of current on an end surface and a peripheral surface near the end surface and can avoid thick plating on an end surface and a peripheral surface near the end surface of the plate-making roll. 2. Description of the Related Art As a plating apparatus for a plate making roll provided with a conventional plating current shielding apparatus, there is known a practical apparatus disclosed in Japanese Utility Model Application Laid-Open No. 61-4326.
No. 9 Plating Apparatus for Gravure Making Roll and Shogan Sho 5
There is a roll plating apparatus of No. 9-142478. The plating current shielding devices used in these plating devices are:
The plate was provided with a shielding plate for shielding the plating current, which was concentrated in a large amount, on the end face of the plate making roll. [0003] However, it has been found that the current concentration of the plating current occurs not only on the end face of the plate making roll but also on the peripheral surface near the end face, resulting in thick plating. The present invention has been devised in view of the above-mentioned point, and moves a shielding plate covering a roll peripheral surface portion and a roll end surface portion in accordance with the diameter and the end surface position of the plate making roll to thereby move the end surface and the end surface of the plate making roll. It is an object of the present invention to provide a plating machine for a plate making roll that can shield a plating current that concentrates a large amount of current on a nearby peripheral surface and can avoid thick plating on the end surface of the plate making roll and the peripheral surface near the end surface. According to a first aspect of the present invention, a plate making roll R whose both ends are chucked by a pair of roll chucks 2 and 2 is accommodated in a plating tank 1 to store a plating solution. A pair of plating current shielding devices A, A provided in the plating tank 1 cover both ends of the plate making roll R so that plating is not performed, rotate the plate making roll R, and immerse the plating metal ball B in the plating solution. In a plating apparatus for a plate making roll configured to perform a copper plating, a nickel plating, or a chrome plating by passing a plating current between the plate making roll R and the plate making roll R, the plated metal balls B are disposed on the bottom surface of the plating tank 1. Each plating current shielding device A is a U-shaped plate formed by bending a strip of a material capable of shielding plating current to a radius of curvature slightly larger than the maximum diameter of the plate making roll R. A roll peripheral surface covering plate 3 which is formed in a shape and covers at least a lower half of a peripheral surface close to an end surface of the plate making roll R, and a roll end surface of the roll peripheral surface covering plate 3 having a U-shaped slit 4a for passing the roll chuck 2 A roll end surface covering plate 4 is provided to cover one end of the plate making roll R and cover the end surface of the plate making roll R, and the roll peripheral surface covering plate 3 is moved by the first actuator 5 and the second actuator 6 to the plate making roll R. So that the plating current moves close to the peripheral surface of the plate making roll R so that the plating current can be shielded and the plating current in the vicinity of the end surface of the plate making roll R covers the peripheral surface area to be shielded. It is an object of the present invention to provide a plating apparatus for a plate making roll R, which is characterized by being constituted. The second invention of this application is
The roll end surface covering plate 4 is provided so as to be relatively movable with respect to the roll peripheral surface covering plate 3, and the third actuator 7 moves the roll end surface covering plate 4 relative to the roll peripheral surface covering plate 3. It is configured to be able to move close to the end face of the plate making roll R. [Claim 1]
And a plating apparatus for a plate making roll described in (1). The third invention of the present application is directed to a case where the U-shaped slit 4a of the roll end surface covering plate 4 is close to a dimension where the roll peripheral surface covering plate 3 can shield the plating current with respect to the peripheral surface of the plate making roll R having the minimum diameter. In addition, it is formed in a shape that does not interfere with the roll chuck 2, and the roll peripheral surface portion covering plate 3 comes close to the roll chuck 2 to a size that can shield the plating current with respect to the peripheral surface of the plate making roll R having the maximum diameter. A flange (8) for covering a crescent-shaped gap formed by a U-shaped slit (4a) sometimes formed on the lower side of the roll chuck (2). An object of the present invention is to provide a plate-making roll plating apparatus. FIG. 1 shows a plate-making roll plating apparatus according to a first embodiment which is common to the first, second and third inventions of the present application.
This will be described with reference to FIG. As shown in FIG. 1A, the plate making roll plating apparatus includes a roll chuck 2 rotated by a motor 9 provided on one side of the plating tank 1 and an air provided on the other side of the plating tank 1. The roll chuck 2 that moves by a stroke by the cylinder device 10 is horizontally opposed, and the pair of roll chucks 2,
According to 2, the industrial robot (not shown) chucks and receives the chucked holes at both ends of the plate making roll R whose both ends are chucked, avoiding the chucked holes at the roll end surfaces.
Thereafter, the plating solution is stored in the plating bath 1 and the plate making roll R is immersed in the plating solution, and the pair of plating current shielding devices A provided in the plating bath 1 and the roll peripheral surface covering plate 3 and the roll end surface are provided. Cover both ends of the plate-making roll R with the part covering plate 4,
The plate roll R is rotated by the motor 9 and the plated metal ball B and the plate roll R spread on the bottom of the plating tank 1 are rotated.
Apply plating current between copper plating, nickel plating,
Alternatively, it is configured to perform chrome plating. This plate-making roll plating apparatus is a plate-making roll having a size of about 300 mm in diameter × about 1500 mm in length to about 10 mm in diameter.
It has the versatility of plating a plate making roll having a size of 0 mmφ × length of about 750 mm. As shown in FIGS. 2 (a) and 2 (b), the roll peripheral surface covering plate 3 is formed into a U-shape in which a lower portion is bent into a semicircle with a band plate made of a material capable of shielding a plating current. A U-shaped bracket 13 having a U-shaped slit 13a, which is supported by elevating tables 12, 12 supported by a horizontally movable table 11 shown in FIG. Of the roll peripheral surface covering plate 3 that closes the U-shaped groove of the plate-making roll R, the lower semicircular portion of which is 6 mm in diameter, for example, larger than the maximum diameter Dφmax of the plate-making roll R.
cm, the gap a between the lower surface and the side surface of the plate making roll R having the largest diameter is 3 mm.
cm and covers the peripheral surface of the roll. The roll end surface cover plate 4 is made of a plate capable of shielding a plating current and has a U-shaped slit 4a through which the roll chuck 2 passes, and has a shape that closes the U-shaped groove on the roll end surface side of the roll peripheral surface cover plate 3. The bracket 13 is movably supported in the roll axis direction. U-shaped slit 13a of U-shaped bracket 13 and U-shaped slit 4 of roll end surface covering plate 4
2A, as shown in FIG. 2A and FIG. 3A, the shape is matched so that the roll chuck 2 passes therethrough.
As shown in (b), interference with the roll chuck 2 is avoided so that the height can be adjusted so that the gap a with the lower surface of the plate making roll R having the minimum diameter Dφmin becomes 3 cm. For this reason, the U-shaped slit 1 of the U-shaped bracket 13
As shown in FIG. 2 (b), the gap b between the lower surface of the roll chuck 2 and the U-shaped slit 4a of the roll end surface portion covering plate 4 greatly opens in a crescent shape. Is closed by a flange 8 made of a material capable of shielding the plating current fitted to the roll chuck 2, and serves to shield the plating current flowing through the crescent-shaped gap to the end face of the plate making roll R. Even if the crescent-shaped gap is not closed, the plating current flowing through the end face of the plate making roll R can be suppressed sufficiently small, so that the end face of the plate making roll R is not thickly plated. As shown in FIG. 1, a horizontal motion table 11,
Reference numeral 11 denotes a horizontal movement when the first actuator (motor) 5 rotates the horizontal screw shafts 14, 14 and the horizontal screw shafts 14, 14 move nut runners 15, 15 fixed to the horizontal movement table 14. . In the lifting table 12, the second actuators 6, 6 provided in the horizontal movement tables 11, 11 rotate the vertical screw shafts 16, 16, and the vertical screw shaft 16,
16 is a nut runner 1 fixed to the lifting table 12
It is moved up and down by moving up and down 7 and 17. The roll end surface portion cover plate 4 includes a third actuator (screw type cylinder device) 7 attached to the U-shaped bracket 13,
7, the movement is adjusted in the roll axis direction. Therefore, FIG.
As shown in FIG. 3, the roll peripheral surface covering plate 3 supported by the elevating table 12 has a gap dimension a with the lower surface of the plate making roll R that blocks the plating current regardless of the diameter of the plate making roll R. Roll R by the second actuator 6 so as to have a size necessary for the printing, for example, 3 cm.
Is adjusted by the first actuator 5 so that the overlap dimension c from the end face of the plate making roll R becomes a size necessary to shield the plating current, for example, 5 cm. A plating current that is adjusted to move in the roll axis direction in accordance with the position of the end surface of the plate making roll R, and covers the peripheral surface having an overlap dimension of 5 cm from the end surface of the plate making roll R and flows through the end surface and the peripheral surface. Plays a role of shielding. Further, the roll end surface covering plate 4 supported on the lifting table 11 so as to be movable in the roll axis direction.
Is moved and adjusted by the third actuator 7 such that the gap d between the roll peripheral surface portion covering plate 3 and the end surface of the plate making roll R is, for example, 5 cm after the roll peripheral surface covering plate 3 is adjusted to move up and down. It serves to shield the plating current flowing through the end face of the plate making roll R. This gap d
May be, for example, 15 cm. Next, a plate making roll plating apparatus according to a second embodiment common to the first, second and third inventions of the present application will be described with reference to FIG. This plate making roll plating apparatus includes a pair of roll chucks 2 and 2 of a cassette type roll chuck / rotating device C which is lifted and conveyed by a stacker crane (not shown), and is provided in the cassette type roll chuck / rotating device C. The plate cylinder R is chucked at both ends by the roll chucks 2 and 2 by extending the air cylinder device 10, and the cassette type roll chuck / rotating device B is placed on the plating tank 1. The provided sprocket engages with a chain of a chain winding device provided in the plating tank 1 and is rotated by a motor 6 provided in the plating tank 1, and stores a plating solution in the plating tank 1. Then, the plate making roll R is immersed in the plating solution, and a pair of plating current shielding devices A, The peripheral surface portion covering plate 3 and the roll end surface portion covering plate 4 are brought close to both ends of the plate making roll R, and the plate making roll R is rotated by the motor 9 to cover the plated metal balls B spread on the bottom portion of the plating tank 1. A plating current is passed between the plate making rolls R to perform copper plating, nickel plating, or chrome plating. Plating current shielding device A according to this embodiment
Has the same configuration as that shown in FIGS. 1 to 3,
The same reference numerals are given and the description is omitted. In the present invention, the roll peripheral surface covering plate 3 may be provided so as to cover at least the lower half of the peripheral surface of the plate making roll R. The present invention relates to a roll peripheral surface covering plate 3.
And the roll end surface covering plate 4 are integrally provided, and the gap size between the roll end surface covering plate 4 and the end surface of the plate making roll R cannot be adjusted. As described above, according to the plate making roll plating apparatus of the present invention, the roll peripheral surface covering plate 3 and the roll end surface covering plate 4 are provided, and the end face and the end surface of the plate making roll are provided. Since the plating current which moves so as to cover the nearby peripheral surface and concentrates a large amount of current on the end surface of the plate making roll and the peripheral surface near the end surface can be shielded, the end surface of the plate making roll and the peripheral surface near the end surface are plated thickly. Can be avoided.
【図面の簡単な説明】
【図１】本願第一、第二及び第三の発明に共通する第一
の実施の形態の被製版ロールのメッキ装置の概略平面
図。
【図２】（ａ）は最大径の被製版ロールをメッキすると
きの被製版ロールのメッキ装置の要部断面図、（ｂ）は
最大径の被製版ロールをメッキするときの被製版ロール
のメッキ装置の要部側面図。
【図３】（ａ）は最小径の被製版ロールをメッキすると
きの被製版ロールのメッキ装置の要部断面図、（ｂ）は
最小径の被製版ロールをメッキするときの被製版ロール
のメッキ装置の要部側面図。
【図４】本願第一、第二及び第三の発明に共通する第二
の実施の形態の被製版ロールのメッキ装置の概略平面
図。
【符号の説明】
Ｒ ・・・被製版ロール
Ａ ・・・メッキ電流遮蔽装置
Ｂ ・・・メッキ金属ボール
１ ・・・メッキ槽
２ ・・・ロールチャック
３ ・・・ロール周面部被覆板
４ ・・・ロール端面部被覆板
４ａ ・・・Ｕ字スリット
５ ・・・第一のアクチュエータ
６ ・・・第二のアクチュエータ
７ ・・・第三のアクチュエータ
８ ・・・鍔BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic plan view of a plate making roll plating apparatus of a first embodiment common to the first, second and third inventions of the present application. FIG. 2A is a cross-sectional view of a main part of a plate making roll plating apparatus when plating a plate making roll having a maximum diameter, and FIG. 2B is a sectional view showing a plate making roll when plating a plate making roll having a maximum diameter. The principal part side view of a plating apparatus. FIG. 3A is a cross-sectional view of a main part of a plating apparatus of a plate making roll having a minimum diameter when plating a plate making roll having a minimum diameter, and FIG. The principal part side view of a plating apparatus. FIG. 4 is a schematic plan view of a plate making roll plating apparatus of a second embodiment common to the first, second and third inventions of the present application. [Description of Signs] R: Plate roll A: Plating current shielding device B: Plating metal ball 1: Plating tank 2: Roll chuck 3: Roll peripheral surface covering plate 4 ..Roll end surface covering plate 4a U-shaped slit 5 First actuator 6 Second actuator 7 Third actuator 8 Flange
Claims (1)
ックされる被製版ロールをメッキ槽に収容しメッキ液を
貯留し、メッキ槽に備えられた一対のメッキ電流遮蔽装
置で被製版ロールの両端をメッキが行われないように覆
い、被製版ロールを回転し、メッキ液に浸漬するメッキ
金属ボールと被製版ロールとの間にメッキ電流を流して
銅メッキ、ニッケルメッキ、またはクロムメッキを行う
ように構成された被製版ロールのメッキ装置において、 前記メッキ金属ボールはメッキ槽の底面部に敷詰め得る
ように構成され、 各メッキ電流遮蔽装置は、メッキ電流を遮蔽できる材質
の帯板を被製版ロールの最大径よりも若干大きい曲率半
径に折り曲げたＵ字形状に形成され被製版ロールの端面
に近い周面の少なくとも下半部を覆うロール周面部被覆
板と、ロールチャックを通すＵ字スリットを有しロール
周面部被覆板のロール端面側の一側を閉じて被製版ロー
ルの端面を覆うロール端面部被覆板を備えていて、第一
のアクチュエータと第二のアクチュエータにより、ロー
ル周面部被覆板を被製版ロールの径及び端面位置に合わ
せて移動して被製版ロールの周面にメッキ電流を遮蔽で
きる寸法に近接しかつ被製版ロールの端面近傍のメッキ
電流を遮蔽すべき周面範囲に被さるように構成されてい
ることを特徴とする被製版ロールのメッキ装置を提供す
るものである。メッキ電流遮蔽装置は、被製版ロールの
径よりも若干大きい曲率半径の半円筒形状であり被製版
ロールの端面に近い周面の少なくとも下半部を覆うロー
ル周面部被覆板と、ロールチャックコーンを通すＵ字ス
リットを有しロール周面部被覆板のロール端面側の一側
を閉じて被製版ロールの端面を覆うロール端面部被覆板
を備えていて、第一の移動手段と第二の移動手段によ
り、ロール周面部被覆板を被製版ロールの径及び長さに
合わせて径方向及び長さ方向に移動して被製版ロールの
周面にメッキ電流を遮蔽できる寸法に近接しかつ被製版
ロールの端面近傍のメッキ電流を遮蔽すべき周面範囲に
被さるように構成されていることを特徴とする被製版ロ
ールのメッキ装置。 【請求項２】 ロール端面部被覆板がロール周面部被覆
板に対して相対移動可能に設けられ、第三の移動手段に
より、ロール端面部被覆板をロール周面部被覆板に対し
て相対移動して被製版ロールの端面に近接移動し得るよ
うに構成されていることを特徴とする〔請求項１〕に記
載の被製版ロールのメッキ装置。 【請求項３】 ロール端面部被覆板のＵ字スリットが、
ロール周面部被覆板が最小径の被製版ロールＲの周面に
対してメッキ電流を遮蔽できる寸法まで近接するとき
に、ロールチャックに干渉しない形状に形成されてい
て、ロールチャックには、ロール周面部被覆板が最大径
の被製版ロールＲの周面に対してメッキ電流を遮蔽でき
る寸法まで近接するときにロールチャックの下側に生じ
るＵ字スリットにより形成される三日月形の隙間を遮蔽
する鍔を被着したことを特徴とする〔請求項１〕または
〔請求項２〕に記載の被製版ロールのメッキ装置。Claims: 1. A plate making roll whose both ends are chucked by a pair of roll chucks is accommodated in a plating tank, a plating solution is stored, and the plate is covered by a pair of plating current shielding devices provided in the plating tank. Cover both ends of the plate making roll so that plating is not performed, rotate the plate making roll, and apply a plating current between the plating metal ball immersed in the plating solution and the plate making roll to perform copper plating, nickel plating, or chrome plating. In a plating machine for a plate making roll configured to perform plating, the plating metal ball is configured to be laid on a bottom portion of a plating tank, and each plating current shielding device is a band of a material capable of shielding a plating current. The plate is formed into a U-shape by bending the plate to a radius of curvature slightly larger than the maximum diameter of the plate making roll, and covers at least a lower half of a peripheral surface close to an end surface of the plate making roll. Roll peripheral surface covering plate, a roll end surface covering plate that has a U-shaped slit through which a roll chuck is passed and closes one side of the roll end surface side of the roll peripheral surface covering plate to cover the end surface of the plate making roll, The first actuator and the second actuator move the roll peripheral surface portion covering plate in accordance with the diameter and the end surface position of the plate making roll, and are close to a dimension capable of shielding the plating current on the peripheral surface of the plate making roll, and An object of the present invention is to provide a plating machine for a plate-making roll, which is configured to cover a peripheral surface area to be shielded from a plating current near an end face of the roll. The plating current shielding device is a semi-cylindrical shape having a radius of curvature slightly larger than the diameter of the plate making roll, and a roll peripheral surface covering plate that covers at least the lower half of the peripheral surface near the end surface of the plate making roll, and a roll chuck cone. A roll end surface covering plate which has a U-shaped slit to pass through and closes one side of the roll end surface side of the roll peripheral surface covering plate to cover the end surface of the plate making roll; a first moving means and a second moving means By moving the roll peripheral surface coating plate in the radial direction and the length direction according to the diameter and length of the plate making roll, the plating surface is close to a dimension capable of shielding the plating current on the peripheral surface of the plate making roll, and A plating machine for a plate-making roll, wherein the plating current near the end face is configured to cover a peripheral surface area to be shielded. 2. A roll end surface covering plate is provided so as to be relatively movable with respect to the roll peripheral surface covering plate, and the roll end surface covering plate is moved relative to the roll peripheral surface covering plate by a third moving means. The plating apparatus for a plate making roll according to claim 1, wherein the plating device is configured to be able to move close to the end face of the plate making roll. 3. A U-shaped slit of a roll end surface portion covering plate,
When the roll peripheral surface portion covering plate is close to the peripheral surface of the plate making roll R having the minimum diameter to a size that can shield the plating current, it is formed in a shape that does not interfere with the roll chuck. A flange that shields a crescent-shaped gap formed by a U-shaped slit formed on the lower side of the roll chuck when the surface covering plate approaches the peripheral surface of the plate making roll R having the largest diameter to a size that can shield the plating current. The plating apparatus for a plate making roll according to claim 1 or 2, wherein
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22563797A JP3880145B2 (en) | 1997-08-07 | 1997-08-07 | Plate making roll plating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22563797A JP3880145B2 (en) | 1997-08-07 | 1997-08-07 | Plate making roll plating equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1161488A true JPH1161488A (en) | 1999-03-05 |
| JP3880145B2 JP3880145B2 (en) | 2007-02-14 |
Family
ID=16832432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22563797A Expired - Lifetime JP3880145B2 (en) | 1997-08-07 | 1997-08-07 | Plate making roll plating equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3880145B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011118583A1 (en) * | 2010-03-25 | 2011-09-29 | 三菱レイヨン株式会社 | Anodizing device, treatment tank, method for producing roll-shaped mold for imprinting, and method for producing article having plurality of protruding parts on surface |
| JP2012177189A (en) * | 2011-01-31 | 2012-09-13 | Mitsubishi Rayon Co Ltd | Treatment tank and electrolytic treatment device |
| WO2013084927A1 (en) | 2011-12-07 | 2013-06-13 | 株式会社シンク・ラボラトリー | Single-motor-driven gravure cylinder chuck mechanism |
| KR20130100063A (en) | 2010-09-30 | 2013-09-09 | 가부시키가이샤 씽크. 라보라토리 | Cylinder plating method and device |
-
1997
- 1997-08-07 JP JP22563797A patent/JP3880145B2/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011118583A1 (en) * | 2010-03-25 | 2011-09-29 | 三菱レイヨン株式会社 | Anodizing device, treatment tank, method for producing roll-shaped mold for imprinting, and method for producing article having plurality of protruding parts on surface |
| JP4913925B2 (en) * | 2010-03-25 | 2012-04-11 | 三菱レイヨン株式会社 | Method for producing imprint roll mold |
| KR20130100063A (en) | 2010-09-30 | 2013-09-09 | 가부시키가이샤 씽크. 라보라토리 | Cylinder plating method and device |
| US9133561B2 (en) | 2010-09-30 | 2015-09-15 | Think Laboratory Co., Ltd. | Cylinder plating method and device |
| JP2012177189A (en) * | 2011-01-31 | 2012-09-13 | Mitsubishi Rayon Co Ltd | Treatment tank and electrolytic treatment device |
| WO2013084927A1 (en) | 2011-12-07 | 2013-06-13 | 株式会社シンク・ラボラトリー | Single-motor-driven gravure cylinder chuck mechanism |
| US9199443B2 (en) | 2011-12-07 | 2015-12-01 | Think Laboratory Co., Ltd. | Single motor-driven gravure cylinder chuck mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3880145B2 (en) | 2007-02-14 |
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