JPS61118782A - Developing and cleaning device - Google Patents
Developing and cleaning deviceInfo
- Publication number
- JPS61118782A JPS61118782A JP59240190A JP24019084A JPS61118782A JP S61118782 A JPS61118782 A JP S61118782A JP 59240190 A JP59240190 A JP 59240190A JP 24019084 A JP24019084 A JP 24019084A JP S61118782 A JPS61118782 A JP S61118782A
- Authority
- JP
- Japan
- Prior art keywords
- developer
- transfer
- toner
- photoreceptor
- photosensitive film
- 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
- 238000004140 cleaning Methods 0.000 title claims abstract description 28
- 108091008695 photoreceptors Proteins 0.000 claims description 35
- 239000000758 substrate Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 10
- 239000002904 solvent Substances 0.000 abstract description 8
- 239000004744 fabric Substances 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract 1
- 230000010355 oscillation Effects 0.000 abstract 1
- 230000010356 wave oscillation Effects 0.000 abstract 1
- 229920006257 Heat-shrinkable film Polymers 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/10—Apparatus for electrographic processes using a charge pattern for developing using a liquid developer
- G03G15/101—Apparatus for electrographic processes using a charge pattern for developing using a liquid developer for wetting the recording material
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/0088—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge removing liquid developer
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、感光体に形成された電子写真画像を例えばオ
フセットプレート・ペーノＪ？−等の基質上に転写する
装置の現像クリーニング装置忙関する。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention provides an electrophotographic image formed on a photoreceptor, for example, on an offset plate or Peno J? It is related to the development and cleaning device of the device for transferring onto substrates such as -.
ここで現像とは感光体につくられ几靜電潜像をトナーに
よって可視像化することであり、クリーニングとは転写
の終つ九感光体から残ったトナーを取除くことである。Here, development means to visualize the latent image formed on the photoreceptor with toner, and cleaning means to remove the toner remaining from the photoreceptor after transfer.
感光体に形成された電子写真画像を基質上に転写する装
置において、従来の感光体の現像及びクリーニングを行
う装置としては、現像装置とクリー二イグ装置をそれぞ
れ独立して備えたものが特公昭！；９−８コアー号公報
によって提案されているが、クリーニング装置の具体的
構成については何ら記載していない。In a device that transfers an electrophotographic image formed on a photoreceptor onto a substrate, a conventional device for developing and cleaning the photoreceptor is one that is equipped with a developing device and a cleaning device independently. ! Although it has been proposed in Publication No. 9-8 Core, there is no mention of the specific structure of the cleaning device.
上記従来の現像装置及びクリーニング装置をそれぞれ独
立して備えた装置においては、現像装置及びクリーニン
グ装置の次めに大きなスペースを要する問題がある。′
！念、クリーニング装置は、例えば一般事務用に使用さ
れる電子複写機におけるようにブレードやデラツシを使
用すると、特に精密な画像を要求される装置においては
感光体のクリーニング残りが問題となる。さらに、感光
板・基質の幅が広い場合にはクリーニングの不均一が目
立ち、クリーニング残りが顕著な問題となる。The above-mentioned conventional apparatus including a developing device and a cleaning device independently has a problem in that it requires the second largest space after the developing device and cleaning device. ′
! Note that if a cleaning device uses a blade or a scrubber, such as in an electronic copying machine used for general office use, cleaning residue on the photoreceptor becomes a problem, especially in devices that require precise images. Furthermore, when the width of the photosensitive plate/substrate is wide, non-uniform cleaning becomes noticeable, and cleaning residue becomes a serious problem.
本発明は従来の湿式転写量電子写真装置の上記従来の問
題に鑑みなされたものであって、現像装置とりｙ−ニン
グ装置を一体化してそれが要するスペースを縮小化し、
かつ感光体の幅が広い場合にシいても幅全体にわたって
良好にクリー二／グが可能な現像クリーニング装置を提
供することを目的とする。The present invention has been made in view of the above-mentioned problems of the conventional wet transfer amount electrophotographic apparatus, and it integrates a developing device and a y-ning device to reduce the space required for the same.
Further, it is an object of the present invention to provide a developing cleaning device that can perform cleaning/cleaning over the entire width of a photoreceptor even when the width of the photoreceptor is wide.
本発明は上記目的を達成するため以下の構成上の特徴を
有する。すなわち、本発明は、感光体に形成された電子
写真画像を基質上に転写する装置において、感光体を浸
漬する現像液通が現像電極と超音波振動装置を備えて構
成される。The present invention has the following structural features in order to achieve the above object. That is, the present invention provides an apparatus for transferring an electrophotographic image formed on a photoreceptor onto a substrate, in which a developer passage for immersing the photoreceptor is equipped with a development electrode and an ultrasonic vibration device.
本発明の実施態様の一つは、上記現像電極が、感光体の
感光面に近接して配置され、上記超音波振動装置が現儂
液圧の底板に超音波振動子を取付けて構成される。In one embodiment of the present invention, the developing electrode is arranged close to the photosensitive surface of the photoreceptor, and the ultrasonic vibrating device is configured by attaching an ultrasonic vibrator to the bottom plate of the current hydraulic pressure. .
〔実施例〕
以下に本発明のオフセット用陽極酸化アルミニュームデ
レー）ｋ関する実施例を図にもとづいて説明する。図に
おいて時計方向く回転するドラム１は、その外周面に感
光体フィルム２を巻き付けてなる。感光体フィルム２は
、両面粘着テープ４を介して熱収縮性フィルム６を貼着
することによシ筒状に形成され、後に熱収縮性フィルム
６ＩＩｃ熱風を吹き付けてこれを収縮させて感光体フィ
ルム２をドラム１の外周面に固定する。[Example] Below, an example of the anodized aluminum alloy for offset of the present invention will be described with reference to the drawings. A drum 1 rotating clockwise in the figure has a photoreceptor film 2 wrapped around its outer peripheral surface. The photoreceptor film 2 is formed into a cylindrical shape by pasting a heat-shrinkable film 6 through a double-sided adhesive tape 4, and is later shrunk by blowing hot air onto the heat-shrinkable film 6IIc to form a photoreceptor film. 2 is fixed to the outer peripheral surface of the drum 1.
回転ドラム１の最上部１０は露光位置であり、図示しな
い光学装置によってここに原稿像が結像する。回転ドラ
ム１の最上部１０から反時計方向 １に約ｌＳ０ず
れた位置には感光体フィルム２をチャージするための一
４ＫＶｉＣ印加されたコ寵トロン発生装置１２が配置さ
れ、感光体フィルム２０表面を一電荷にチャージする。The top 10 of the rotary drum 1 is an exposure position, and a document image is formed there by an optical device (not shown). A cotron generator 12 to which 14 KViC is applied for charging the photoreceptor film 2 is disposed at a position offset from the top 10 of the rotating drum 1 by about 1S0 in the counterclockwise direction. Charge to one electric charge.
回転ドラム１の下部には感光体フィルム２を現像及びク
リー二／グする之めの現像クリー二／グ装置１４が配置
される。現像クリーニング装置１４は、トナー粒子が浮
遊する溶媒すなわち現像液１６を収容するための現像液
槽１８と、感光体フィルム２が浸漬するように溶媒１６
を収容する現像液通２０とを有する。現像液槽１８の底
部には流出口２２が、また側壁部には第１ｆｌ入口２４
が設けられ、さらに現像液通２０の底部には第ユ流入ロ
２５が連結され、流出口２２から流出した現像液は、図
示しないポンプ装置によって第１流入口２４に送られて
現像液槽１８内の現像液が攪拌され、また！！４コ流入
ロ２５に送られて現像液通２０内で感光体フィルム２を
浸漬させ、その後圧から溢れ出て現像液槽１８に戻る。A developing and cleaning device 14 for developing and cleaning the photoreceptor film 2 is disposed below the rotating drum 1. The developer cleaning device 14 includes a developer tank 18 for accommodating a solvent in which toner particles are suspended, that is, a developer 16, and a developer tank 18 for accommodating a developer 16, which is a solvent in which toner particles are suspended, and a developer tank 18 for accommodating a developer 16 in which the photoreceptor film 2 is immersed.
It has a developer passage 20 for accommodating the developer. An outlet 22 is provided at the bottom of the developer tank 18, and a first fl inlet 24 is provided at the side wall.
Further, a first inflow port 25 is connected to the bottom of the developer passage 20, and the developer flowing out from the outflow port 22 is sent to the first inflow port 24 by a pump device (not shown) to the developer tank 18. The developer inside is stirred, and again! ! The photoreceptor film 2 is sent to the four-way inlet flow 25 and immersed in the developer passage 20, and then overflows from the pressure and returns to the developer tank 18.
現像液通２０は、また、感光体フィルム２に接近して配
置され、−５Ｏないし−コＯＱゲルトに印加された現像
電極２３と、皿２０の底°板５０に取付けられた超音波
振動装置２６とを有する。超音波振動装置２６は底板２
４に超音波振動を起こさせて、現像液を介して感光体フ
ィルム２をクリーニングする。The developer passage 20 also includes a developer electrode 23 placed close to the photoreceptor film 2 and applied to -5O to -OQ gel, and an ultrasonic vibration device attached to the bottom plate 50 of the dish 20. 26. The ultrasonic vibration device 26 is attached to the bottom plate 2
4 to cause ultrasonic vibration to clean the photoreceptor film 2 through the developer.
現像クリーニング装置１４は、さらに、Ｐラムｌに関す
る皿２０の時計方向の進行側にトナー回収装置３０を有
する。トナー回収装置３０は、感光体フィルム２０表面
につい念現偉液鳴に接し、図において時計方向に回転す
るコ本のトナー回収ａ−ラ３２と、ローラ３２と圧接す
るように配置され念スポンジ３４とを有し、ローラ３２
は−５０ないし一コＯＯ−ルトに印加されて溶媒中の現
像に供しなかつ九浮遊トナーを引付け、これをスデンジ
３４に付着させる。ス４ンジ３４に付着したトナー及び
溶媒は現像液槽１８に滴下する。The developing cleaning device 14 further includes a toner collecting device 30 on the advancing side of the plate 20 in the clockwise direction with respect to the P ram I. The toner collecting device 30 is arranged so as to be in contact with the surface of the photoreceptor film 20 and to be in pressure contact with a roller 32 and a toner collecting roller 32 rotating clockwise in the figure. and a roller 32
is applied to between -50 and 100°C to attract floating toner that is not subjected to development in the solvent and adheres to the storage medium 34. The toner and solvent adhering to the cartridge 34 drop into the developer tank 18.
ドラム１に関する現像クリーニング装置１４の時計方向
の進行側には、＋６キロゲルトに印加されたプレチャー
ジ装置４０が設けられ、感光体フィルム２の露出し九表
面及び付着したトナーの表面を十電荷にチャージする。On the clockwise advancing side of the developing cleaning device 14 with respect to the drum 1, a pre-charging device 40 is provided which applies +6 kilogelt to charge the exposed surface of the photoreceptor film 2 and the surface of the attached toner to a charge of +6 kg. do.
ドラムＩＩＣ関するプレチャージ装置４００時計方向の
進行側、すなわちドラム１の水平左横位置４２は転写位
置である。オフセットプレート等の転写材である４４は
、転写位置４２において感光体フィルム２と接しかつこ
れと同一速度で同一方向に移動するように、図示しない
転写材移動装置によって支持されている。転写材４４は
、さらに、転写位置ＶＣおいて、−コキロ？ル）Ｋ印加
され、外周を天然繊維を含む布４６によって被覆された
転写ロー２４８に押圧される。転写ローラ４８はアルミ
ニウムによって外径よθ閣、ロール長ｊ３コ■の筒状に
形成される。The clockwise advancing side of the precharge device 400 regarding the drum IIC, that is, the horizontal left lateral position 42 of the drum 1 is the transfer position. A transfer material 44 such as an offset plate is supported by a transfer material moving device (not shown) so as to be in contact with the photoreceptor film 2 at the transfer position 42 and move in the same direction at the same speed. The transfer material 44 is further moved to -Kokiro? at the transfer position VC. K is applied to the transfer row 248 whose outer periphery is covered with a cloth 46 containing natural fibers. The transfer roller 48 is formed of aluminum into a cylindrical shape with an outer diameter of θ and a roll length of j3.
以上の構成において、コロトロン発生装置１２によって
チャージされた感光体フィルム２は、露光位置１０に：
おいて露光され、続いて現像液皿２０内で現像液に浸漬
され、溶媒中に浮遊しているトナーの一部が該感光表面
に付着する。続いて、感光体フィルム２は感光表面に残
余トナーを含む溶媒層を付着し次ままトナー回収装置３
０＆Ｃ進み、ここでトナー回収ロー２３２によって溶媒
中の浮遊トナーが除去されてスＩンゾ３４を介して現像
液槽１８に戻される。In the above configuration, the photoreceptor film 2 charged by the corotron generator 12 is placed at the exposure position 10 as follows:
The photosensitive surface is then exposed to light in a developer pan 20 and then immersed in a developer solution so that some of the toner suspended in the solvent adheres to the photosensitive surface. Subsequently, the photoreceptor film 2 is coated with a solvent layer containing residual toner on the photoreceptor surface, and then transferred to the toner recovery device 3.
0&C, where the floating toner in the solvent is removed by the toner recovery row 232 and returned to the developer tank 18 via the inlet 34.
感光体フィルム２は、次いで、プレチャージ装置４０に
よって露出部及びトナー付着部の表面が十にチャージさ
れる。続いて、感光体フィルム２は転写位置４２に訃−
て転写材４４が押圧され、転写ロー２４８の印加は布４
６を介して感光体フィルム２及び転写材４４に作用し感
光体フィルム２に付着してい友トナーが転写材４４に移
ｌして転写がなされる。Next, the surface of the exposed portion and the toner-attached portion of the photoreceptor film 2 is fully charged by the precharging device 40. Subsequently, the photoreceptor film 2 is placed at the transfer position 42.
The transfer material 44 is pressed, and the transfer roller 248 is applied to the cloth 4.
6 acts on the photoreceptor film 2 and the transfer material 44, and the toner adhering to the photoreceptor film 2 is transferred to the transfer material 44 and transferred.
転写された転写材４４は公知の方法によ〕定着される。The transferred transfer material 44 is fixed by a known method.
一方、転写の終った感光体フィルム２はその後も続いて
移動を続けて現像クリーニング装置１４に進み、ここで
超音波振動装置２６が作動して現像液によって感光板フ
ィルム２０表面が超音波り＋７ ＋ ＝ ｙグされて・
転写の一作動が終了する・ （なお、クリーニン
グ作用をよシ完全なものとしたい場合には、図に想偉線
６０で示した位置に植毛ブラシをドラム１と接触させて
配置し、これをドラム１と同一方向く回転させればよい
。On the other hand, the photoreceptor film 2 that has been transferred continues to move and advances to the developing and cleaning device 14, where the ultrasonic vibration device 26 is activated and the surface of the photoreceptor film 20 is subjected to ultrasonic wave +7 by the developer. ＋ = y-gagged・
One transfer operation is completed. It is only necessary to rotate it in the same direction as the drum 1.
本発明は、以上説明し念ように、現像液皿が現像電極と
超音波クリーニング装置とを備えるから、小さなスイー
スで現像及びクリーニングを行うことができ、かつ幅が
大きい場合においても感光体の幅全体にわたって超音波
によりほぼ完全に転写後の感光板をクリーニングするこ
とができる効果を有する。As explained above, since the developer tray is equipped with a developer electrode and an ultrasonic cleaning device, development and cleaning can be performed with a small swipe, and even when the width is large, the width of the photoconductor This has the effect that the entire photosensitive plate after transfer can be almost completely cleaned by ultrasonic waves.
肩囲面の簡単な説明
図ｉｉ′ｉは本発明の実施例の現像クリーニング装置及
びドラムの断面図である。A simple explanatory diagram ii'i of the shoulder circumferential surface is a sectional view of a developing cleaning device and a drum according to an embodiment of the present invention.
１・・・・・・・・・ ドラム
２・・・・・・・・・感光体フィルム
４・・・・・・・・・両面粘着テープ
６・・・・・・・・・熱収縮性フィルム１２・・〜・・
・・・コロトロン発生＊Ｉｒｔ１４・・・・・・・・・
現像クリーニング１８・・・・・・・・・現像液槽
２０・・・・・・・・・現像液皿
２２・・・・・・・・・流出口1...Drum 2...Photoreceptor film 4...Double-sided adhesive tape 6...Heat-shrinkable Film 12...
・・・Corotron generation *Irt14・・・・・・・・・
Developer cleaning 18...Developer tank 20...Developer pan 22... Outlet
Claims (2)
子写真画像を基質上に転写する装置において、感光体を
浸漬する現像液皿が現像電極と超音波振動装置を備えて
いることを特徴とする現像クリーニング装置。(1) Amount of Wet Transfer In an apparatus for transferring an electrophotographic image formed on a photoreceptor onto a substrate in an electrophotographic apparatus, it is noted that the developer tray in which the photoreceptor is immersed is equipped with a developing electrode and an ultrasonic vibration device. Characteristic development cleaning device.
れ、上記超音波振動装置は現像液皿の底板に超音波振動
子を取付けて構成される特許請求の範囲第１項に記載の
現像クリーニング装置。(2) The developing electrode is disposed close to the photosensitive surface of the photosensitive member, and the ultrasonic vibrating device is configured by attaching an ultrasonic vibrator to the bottom plate of a developer tray. development cleaning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59240190A JPS61118782A (en) | 1984-11-14 | 1984-11-14 | Developing and cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59240190A JPS61118782A (en) | 1984-11-14 | 1984-11-14 | Developing and cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61118782A true JPS61118782A (en) | 1986-06-06 |
Family
ID=17055799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59240190A Pending JPS61118782A (en) | 1984-11-14 | 1984-11-14 | Developing and cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61118782A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0288243A (en) * | 1988-09-26 | 1990-03-28 | Tokyo Inken:Kk | Method for preventing scumming printing plate and water revolving roller of offset printing |
| EP0575698A2 (en) * | 1992-06-26 | 1993-12-29 | Hewlett-Packard Company | Liquid electrophotographic printer developer |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5433731A (en) * | 1975-08-05 | 1979-03-12 | Canon Inc | Transfer type zerographic copying apparatus of orginal carriage or optical system moving type |
-
1984
- 1984-11-14 JP JP59240190A patent/JPS61118782A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5433731A (en) * | 1975-08-05 | 1979-03-12 | Canon Inc | Transfer type zerographic copying apparatus of orginal carriage or optical system moving type |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0288243A (en) * | 1988-09-26 | 1990-03-28 | Tokyo Inken:Kk | Method for preventing scumming printing plate and water revolving roller of offset printing |
| WO1990003270A1 (en) * | 1988-09-26 | 1990-04-05 | Tokyo Inken Co., Ltd. | Method of preventing printing plate and wet roller for offset printing from being soiled with oil |
| EP0575698A2 (en) * | 1992-06-26 | 1993-12-29 | Hewlett-Packard Company | Liquid electrophotographic printer developer |
| EP0575698A3 (en) * | 1992-06-26 | 1994-10-05 | Hewlett Packard Co | Liquid electrophotographic printer developer. |
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