JPS60162279A - Electrophotographic copying device - Google Patents
Electrophotographic copying deviceInfo
- Publication number
- JPS60162279A JPS60162279A JP57130086A JP13008682A JPS60162279A JP S60162279 A JPS60162279 A JP S60162279A JP 57130086 A JP57130086 A JP 57130086A JP 13008682 A JP13008682 A JP 13008682A JP S60162279 A JPS60162279 A JP S60162279A
- Authority
- JP
- Japan
- Prior art keywords
- developer
- cleaner
- liquid
- photoreceptor
- cleaner liquid
- 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
- 108091008695 photoreceptors Proteins 0.000 claims description 16
- 230000002265 prevention Effects 0.000 claims 2
- 238000010410 dusting Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 26
- 238000004140 cleaning Methods 0.000 abstract description 8
- 238000010521 absorption reaction Methods 0.000 description 3
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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】
本発明は電子複写装置、詳しくは感光体をクリーニング
する装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an electronic copying apparatus, and more particularly to an apparatus for cleaning a photoreceptor.
た現像剤がクリーニング部から流出するのを防止すると
共K、除去された現像剤な現像剤受は部材に収容するよ
うにしたものである。The removed developer is prevented from flowing out from the cleaning section, and the developer receiver containing the removed developer is accommodated in the member.
本発明によれば、感光体から除去された現像剤がクリー
ニング部から外部に流出することなく収容されるので、
現像剤による複写装置の汚損、空気の汚染を防止し得る
効果がある。According to the present invention, since the developer removed from the photoreceptor is stored without flowing out from the cleaning section,
This has the effect of preventing the developer from staining the copying device and contaminating the air.
以下図示の冥イ例によって本発明を説明する。The present invention will be explained below with reference to an example shown in the drawings.
図において、符号1はたとえば市販電子プリンター5−
1(株式会社リコー製)により作成さねた光導電性感元
版を示し、これをクランプ装置3によって感光体支持ド
ラム2に取り付けることによって感光体ドラムを形成し
ている。感光体ドラムとしては、その他の周知の感光体
ドラム、たとえば、導電性ドラムにセレンを蒸着したも
のを用いることかできる。ドラム2は接地さねており、
図に示すように矢印4の方向に動力源(図示されず)に
よって回転されている。ドラム20周りには図示のよう
に吸引式クリーニノグ装置5.コロナ放電および露光装
置6.現像装置7.クリーナー液回収装置8.感光体ド
ラムに不要に付着している現像剤を除去するための手段
たるクリーナー9、クリーニング液吸収装置10および
コロナ帯電装置11が適宜に自装置さねている。In the figure, reference numeral 1 indicates, for example, a commercially available electronic printer 5-
1 (manufactured by Ricoh Co., Ltd.) is shown, and is attached to a photoreceptor support drum 2 by a clamp device 3 to form a photoreceptor drum. As the photoreceptor drum, other well-known photoreceptor drums, such as a conductive drum on which selenium is vapor-deposited, may be used. Drum 2 is touching the ground,
As shown, it is rotated in the direction of arrow 4 by a power source (not shown). Around the drum 20, there is a suction type cleaning nog device 5 as shown in the figure. Corona discharge and exposure equipment6. Developing device7. Cleaner liquid recovery device8. A cleaner 9, a cleaning liquid absorption device 10, and a corona charging device 11, which are means for removing the developer unnecessarily attached to the photosensitive drum, are installed as appropriate.
吸引式クリー二/グ装置5は感光体ドラムに対してクリ
ーナー液す噴出して清掃するもので、クリーナー液槽1
4に好酸されたクリーナー液13をクリーナー液備環ボ
/プ15によってクリーニング装置5の内部に設けられ
たスリット哄出孔】6に導きクリーナー液を噴出する。The suction type cleaning device 5 cleans the photoconductor drum by jetting a cleaner liquid onto it.
The cleaner liquid 13 which has been acidified in step 4 is guided to a slit outlet hole 6 provided inside the cleaning device 5 by a cleaner liquid supply ring 15, and the cleaner liquid is jetted out.
感光体ドラムの表面に噴出されたクリーナー液13は、
ドラム20周面上0.3〜2 mruのギャップ幅をも
たせた吸引孔17によって強制的に吸取られ、バキーー
ムボンプxF1gでクリーナー液槽14に帰環さ名る。The cleaner liquid 13 sprayed onto the surface of the photoreceptor drum is
The liquid is forcibly absorbed by the suction hole 17 having a gap width of 0.3 to 2 mru on the circumferential surface of the drum 20, and returned to the cleaner liquid tank 14 by the vacuum pump xF1g.
なお、クリーナー液13としては現像剤25の溶剤を使
用すればよ(ゝO
符号19は感光体ドラムを露光するランプ、20は感光
体ドラムに電荷を与えるコロナ放電器をそわぞね示して
おり、放′亀器は高圧電源に接続されている。コロナ放
電器20の背面21は露光ランプ19の光線が通過し得
るよう例透明にし、同う/プ19により感、光体ドラム
に絽光馨与えながらコロナ放電器20によって電荷を与
える。Note that the solvent for the developer 25 may be used as the cleaner liquid 13 (O. Reference numeral 19 indicates a lamp that exposes the photoreceptor drum, and 20 indicates a corona discharger that charges the photoreceptor drum. , the emitter is connected to a high-voltage power source.The back surface 21 of the corona discharger 20 is made transparent so that the light beam of the exposure lamp 19 can pass therethrough, and the photosensitive drum 19 is illuminated with light. An electric charge is applied by the corona discharger 20 while applying energy.
感光体ドラムの下位には机渾ローラー23が設けらねて
おつ、机1叔液槽24中の現像液25をくみ上げて慰光
体ドラム上の静電潜像を現像する。補助ローラー22は
感光板をドラムに押し付けると共に。A scroll roller 23 is provided below the photosensitive drum, and draws up a developer 25 in a liquid tank 24 to develop the electrostatic latent image on the photosensitive drum. The auxiliary roller 22 presses the photosensitive plate against the drum.
現像ローラー23と感光板との間隔を一定に保つための
引張りすなわちバノクテンショノを与えている。A tension is applied to keep the distance between the developing roller 23 and the photosensitive plate constant.
クリーナー液吸収装置8に設けらねた現像剤流出部材た
るローラー26は、ばね27VCよってドラムに圧接さ
れると共にスボノジ28によって常に清掃さtlており
、上方から流わ落ちてくる、現像部で付虐した不要な現
像剤を受け部@29に落してクリーナー液槽14に帰還
させて、同面が現像液FJ24に戻るのな防止している
。A roller 26, which is a developer outflow member provided in the cleaner liquid absorption device 8, is pressed against the drum by a spring 27VC and is constantly cleaned by a subonoji 28. The waste developer is dropped into the receiving part @29 and returned to the cleaner liquid tank 14, thereby preventing the same surface from returning to the developer FJ24.
クリーナー9の先端部にはスリット30が設けらねでお
り、循環ボ/グ15によって導かねたクリーナー液を上
記スリ7トから噴出して、現像時において感光板に余分
に耐着したトナーな清掃する。A slit 30 is provided at the tip of the cleaner 9, and the cleaner liquid that could not be guided by the circulation bottle 15 is ejected from the slit 7 to remove excess toner that has adhered to the photosensitive plate during development. to clean up.
吸収装置1.0には絞りローラー31が設けられており
。The absorption device 1.0 is provided with a squeezing roller 31.
ばね32によりドラムに田扱されると共にその周面に1
スボ/ン33によって常に渭描さねでいる。ローラー3
1は、クリーナー9により″′C感元版に晴着しセクリ
ーナー液を除去して、これを受皿34に層してクリーナ
ー液槽14に帰還させる。It is applied to the drum by the spring 32, and 1 is applied to the circumference of the drum.
Subon/N 33 is always drawing a picture of Wei. roller 3
1, the cleaner 9 deposits it on the ``''C printing plate, removes the cleaner liquid, layers it on the tray 34, and returns it to the cleaner liquid tank 14.
感光体ドラムの上位には転写体35が案内板36゜送す
ローラー対37.38および案内板39を通ってコロナ
帯電装置11に導かれる。コロナ帯電装置11の放電々
極40には高圧電源41により数KV の高電圧が印加
さねている。コロナ帯電装置11によって。Above the photosensitive drum, the transfer body 35 is guided to the corona charging device 11 through a pair of rollers 37, 38 and a guide plate 39 which are conveyed by a guide plate 36°. A high voltage of several kilovolts is applied to the discharge electrodes 40 of the corona charging device 11 by a high voltage power source 41. By corona charging device 11.
原版上のトナー像が静電転写さねた転写体は、分m4に
置42によって感光体ドラムから剥離さね、送りローラ
ー対43.44により送り出されたのち乾燥および定着
されて永久可視像が得らねる。The transfer body, on which the toner image on the original plate was electrostatically transferred, is peeled off from the photoreceptor drum by a step 42 at 42 minutes, and is sent out by a pair of feed rollers 43 and 44, and then dried and fixed to form a permanent visible image. I can't get it.
図は本発明の一実施例を示す電子複写装置の側面図であ
る。The figure is a side view of an electronic copying apparatus showing an embodiment of the present invention.
Claims (1)
を形成する手段とJt?電渣稼・を現像する現像手段と
乞含む電子複写装置であり、前記装置は更に前記感光体
上に不安に付着している机塚剤を除去する手段と 前記感光体の移動方向に対し前記除去手段より上流側に
設けられ且つ前記感光体に接触する現像剤流出防止部材
と 前記除去現像剤な収容する現像剤受は部材とを具備し、
以って前記除去手段によって除去された現像剤が前記流
出防止部材に系内さ名て前記現像剤受は部材に収容され
るようVcしたことを%敵とする電子複写装置。[Scope of Claims] An electronic copying apparatus comprising means for forming an electrostatic latent image on a photoreceptor and a developing means for developing an electrostatic latent image on a photoreceptor and a movably disposed photoreceptor. The device further includes a means for removing the dusting agent that has uneasily adhered onto the photoreceptor, and a developer provided upstream of the removal means with respect to the moving direction of the photoreceptor and in contact with the photoreceptor. A developer receiver for accommodating the removed developer comprises a developer outflow prevention member and a member,
Therefore, the electronic copying apparatus is designed such that the developer removed by the removing means is transferred to the outflow prevention member and the developer receiver is accommodated in the member.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57130086A JPS60162279A (en) | 1982-07-26 | 1982-07-26 | Electrophotographic copying device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57130086A JPS60162279A (en) | 1982-07-26 | 1982-07-26 | Electrophotographic copying device |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2949469A Division JPS5126841B1 (en) | 1969-04-16 | 1969-04-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60162279A true JPS60162279A (en) | 1985-08-24 |
Family
ID=15025635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57130086A Pending JPS60162279A (en) | 1982-07-26 | 1982-07-26 | Electrophotographic copying device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60162279A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1574915A1 (en) * | 2004-03-12 | 2005-09-14 | Hewlett-Packard Development Company | Apparatus and method for cleaning an image transfer device |
EP1990693A1 (en) * | 2006-03-02 | 2008-11-12 | Kabushi Kaisha Toshiba | Cleaning apparatus, cleaning method, pattern forming apparatus and pattern forming method |
-
1982
- 1982-07-26 JP JP57130086A patent/JPS60162279A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1574915A1 (en) * | 2004-03-12 | 2005-09-14 | Hewlett-Packard Development Company | Apparatus and method for cleaning an image transfer device |
US7010259B2 (en) | 2004-03-12 | 2006-03-07 | Hewlett-Packard Development Company, Lp. | Apparatus and method for cleaning an image transfer device |
EP1990693A1 (en) * | 2006-03-02 | 2008-11-12 | Kabushi Kaisha Toshiba | Cleaning apparatus, cleaning method, pattern forming apparatus and pattern forming method |
EP1990693A4 (en) * | 2006-03-02 | 2010-03-17 | Toshiba Kk | Cleaning apparatus, cleaning method, pattern forming apparatus and pattern forming method |
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