JPH03226764A - Image forming device - Google Patents
Image forming deviceInfo
- Publication number
- JPH03226764A JPH03226764A JP2021558A JP2155890A JPH03226764A JP H03226764 A JPH03226764 A JP H03226764A JP 2021558 A JP2021558 A JP 2021558A JP 2155890 A JP2155890 A JP 2155890A JP H03226764 A JPH03226764 A JP H03226764A
- Authority
- JP
- Japan
- Prior art keywords
- handle
- developing device
- lid body
- stand
- lid
- 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
- 239000000696 magnetic material Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 20
- 229910052742 iron Inorganic materials 0.000 abstract description 10
- 230000003578 releasing effect Effects 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 2
- 238000012790 confirmation Methods 0.000 abstract 1
- 230000005484 gravity Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 108091008695 photoreceptors Proteins 0.000 description 3
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Abstract
Description
【発明の詳細な説明】
[発明の目的]
(産業上の利用分野)
本発明は、たとえば電子複写機等の画像形成装置に係わ
り、詳しくは現像器を改良した画像形成装置に関する。DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Application Field) The present invention relates to an image forming apparatus such as an electronic copying machine, and more particularly to an image forming apparatus with an improved developing device.
(従来の技術)
電子複写機は第7図に示すように、その本体a内に設け
た感光体ドラムb上に静電潜像を形成し、この静電潜像
に現像器Cからトナーを供給して現像し、この現像剤像
を給紙カセットdから供給された用紙に転写させるよう
になっている。(Prior Art) As shown in FIG. 7, an electronic copying machine forms an electrostatic latent image on a photosensitive drum b provided in its main body a, and applies toner to this electrostatic latent image from a developing device C. The developer image is transferred onto the paper supplied from the paper feed cassette d.
ところで、上記複写機本体aの上面部には上記現像器C
を出入させるための出入口eが設けられ、この出入口e
は蓋体fによって開閉されるようになっている。By the way, the developing unit C is located on the upper surface of the copying machine main body a.
An entrance e is provided for entering and exiting the
is opened and closed by a lid f.
上記現像器Cには取手gが設けられ、現像器Cの保守点
検時などには前記取手gを持って現像器Cを出入するよ
うになっている。The developing device C is provided with a handle g, and when the developing device C is to be maintained or inspected, the developer C is moved in and out of the developing device C by holding the handle g.
(発明が解決しようとする課題)
しかしながら、従来において、現像器Cを取り出す場合
には、まず、蓋体fを開放したのち、作業員が取手gを
確認してからこれを持ち上げて起立させたのち取手gを
掴むため、作業員は上記取手gを確認する行為と、取手
を持ち上げて起立させる行為が必要になり、取出作業が
極めて面倒なものとなっていた。(Problem to be Solved by the Invention) However, in the past, when taking out the developing device C, the operator first opened the lid f, checked the handle g, and then lifted it up. In order to grab the handle g afterwards, the worker is required to check the handle g and lift the handle to stand up, making the removal work extremely troublesome.
そこで、本発明は作業員がわざわざ取手を確認し持ち上
げることなく、自動的に起立できるようにした画像形成
装置を提供することを目的とする。SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide an image forming apparatus that can automatically stand up without the need for an operator to check the handle and lift it up.
[発明の構成]
(課題を解決するための手段)
この発明は上記課題を解決するため、蓋体によって開閉
される出入口を有した装置本体と、この装置本体内に設
けられ前記出入口から出入される現像器と、前記蓋体に
設けられた磁性体と、上記現像器に回動自在に設けられ
前記磁性体を吸着する磁石を有し前記蓋体の開放動作に
伴って起立される取手と、この取手が起立されたとき、
その起立状態を保持する保持手段とを具備してなるもの
である。[Structure of the Invention] (Means for Solving the Problems) In order to solve the above problems, the present invention includes a device main body having an entrance/exit that is opened and closed by a lid body, and a device provided in the device main body that allows entry and exit through the entrance/exit. a developing device, a magnetic material provided on the lid, and a handle that is rotatably provided on the developing device and has a magnet that attracts the magnetic material, and is raised when the lid is opened. , when this handle is erected,
and a holding means for maintaining the upright state.
(作用)
蓋体を開放すると、取手の磁石と蓋体の磁性体との吸着
により、取手が蓋体の開放動作に伴なって回動して自動
的に起立し、その起立状態が保持手段により保持される
。これにより、作業員は取手の位置を確認したり、取手
を自分の手によって起立させるといったことなく、取手
を掴んで現像器を取り出すことができる。(Function) When the lid is opened, the handle rotates and automatically stands up due to the attraction between the magnet of the handle and the magnetic material of the lid, and this upright state is used as the holding means. is maintained by This allows the worker to grab the handle and take out the developer without checking the position of the handle or raising the handle with his or her own hands.
(実施例)
以下、本発明を図面に示す一実施例を参照して説明する
。(Example) The present invention will be described below with reference to an example shown in the drawings.
第2図は電子複写機を示すもので、図中1は複写機本体
である。前記複写機本体1内には感光体ドラム2が矢印
方向に回転自在に設けられ、前記感光体ドラム2の周囲
部にはその回転方向に沿って順次、帯電チャージャー3
、露光部4、現像器5、転写、剥離チャージャー6.7
、クリーニング装置8および除電器9が配設されている
。FIG. 2 shows an electronic copying machine, and numeral 1 in the figure is the main body of the copying machine. A photoreceptor drum 2 is provided within the copying machine main body 1 so as to be rotatable in the direction of the arrow, and charging chargers 3 are arranged around the photoreceptor drum 2 sequentially along the direction of rotation.
, exposure section 4, developing device 5, transfer and peeling charger 6.7
, a cleaning device 8 and a static eliminator 9 are provided.
また、上記複写機本体1の略中央部には搬送路10が設
けられ、この搬送路10には被転写材としての用紙Pの
搬送方向に沿って順次、取出しローラ11a、給紙ロー
ラ11bルジストローラ対12、上記転写、剥離チャー
ジャー6.7、搬送ベルト15、定着器13および排出
ローラ対14が配設されている。Further, a conveyance path 10 is provided approximately at the center of the copying machine main body 1, and this conveyance path 10 includes a take-out roller 11a, a paper feed roller 11b, a register roller, A pair of transfer rollers 12, the transfer and peeling charger 6.7, a conveyor belt 15, a fixing device 13, and a pair of discharge rollers 14 are provided.
さらに、上記複写機本体1の一側部には給紙カセット2
2が設けられ、他側部には排紙トレイ23が設けられて
いる。Furthermore, a paper feed cassette 2 is provided on one side of the copying machine main body 1.
2 is provided, and a paper discharge tray 23 is provided on the other side.
一方、上記複写機本体1内の上部側には露光ランプ31
が設けられている。On the other hand, an exposure lamp 31 is provided on the upper side inside the copying machine main body 1.
is provided.
この露光ランプ31から移動原稿台32に載置された原
稿に光が照射されるようになってる。Light is irradiated from the exposure lamp 31 onto a document placed on a movable document table 32.
しかして、画像形成時には露光ランプ31から移動する
原稿台32上の原稿に光が照射され、原稿からの反射光
は、感光体ドラム2の表面に結像される。感光体ドラム
2の表面は帯電チャージャー3により帯電されており、
原稿の静電潜像が形成される。この静電潜像は感光体ド
ラム2の回転により現像器5に送られ、この現像器5か
らトナーが供給されて現像される。Thus, during image formation, light is irradiated from the exposure lamp 31 onto the document on the moving document table 32, and the reflected light from the document is imaged on the surface of the photoreceptor drum 2. The surface of the photosensitive drum 2 is charged by a charging charger 3,
An electrostatic latent image of the document is formed. This electrostatic latent image is sent to the developing device 5 by the rotation of the photosensitive drum 2, and toner is supplied from the developing device 5 to develop it.
一方、このときには、給紙カセット22の取出ローラl
laの回転により、用紙Pが一枚ずつ取り出され、給紙
ローラ11bの回転により、レジストローラ12へ送ら
れる。用紙Pはこのレジストローラ12で整位されたの
ち、感光体ドラム2と転写チャージャー6との間の画像
転写部6aに送られ、画像が転写される。この画像が転
写された用紙Pは剥離チャージャー7の作用により感光
体ドラム2から剥離される。そして、この剥離された用
紙Pは定着器13に送られ、ここで加熱されるとともに
加圧されて画像が定着され、しかるのち、排紙ローラ対
14を介して排紙トレイ23」二に排紙される。On the other hand, at this time, the take-out roller l of the paper feed cassette 22
The sheets P are taken out one by one by the rotation of la, and sent to the registration rollers 12 by the rotation of the paper feed roller 11b. After the paper P is aligned by the registration rollers 12, it is sent to the image transfer section 6a between the photosensitive drum 2 and the transfer charger 6, and the image is transferred thereto. The paper P to which this image has been transferred is peeled off from the photosensitive drum 2 by the action of the peeling charger 7. Then, this peeled paper P is sent to the fixing device 13, where it is heated and pressurized to fix the image, and is then ejected to a paper ejection tray 23'' via a pair of paper ejection rollers 14. It is papered.
ところで、上記複写機本体1の上面部には蓋体49によ
って開閉される出入口40が設けられ、この出入口40
から上記現像器5は上記複写本体1内に出入されるよう
になっている。Incidentally, an entrance/exit 40 is provided on the upper surface of the copying machine main body 1 and is opened/closed by a lid 49.
The developing device 5 is moved in and out of the copying body 1.
上記現像容器5の上面部には第1図にも示すように、支
軸41を介して取手42が回動自在に取り付けられてい
る。As shown in FIG. 1, a handle 42 is rotatably attached to the upper surface of the developer container 5 via a support shaft 41.
上記取手42の両側部には、保持手段を構成する鉄球4
8のガイド部43が設けられている。前記ガイド部43
には長孔44が形成され、この長孔44の上面および底
面は第4図に示すように、円弧状に形成され、この長孔
44内に鉄球45が転勤自在に嵌め込まれている。On both sides of the handle 42, there are iron balls 4 constituting holding means.
Eight guide portions 43 are provided. The guide part 43
An elongated hole 44 is formed in the elongated hole 44, and the top and bottom surfaces of the elongated hole 44 are formed in an arc shape, as shown in FIG.
また、上記取手42の上面−側部には第3図に示すよう
に、磁石46が設けられ、この磁石46は上記蓋体47
の鉄板48を吸着している。Further, as shown in FIG. 3, a magnet 46 is provided on the upper side of the handle 42, and this magnet 46 is attached to the lid 47.
The iron plate 48 is adsorbed.
上記出入口40は蓋体47によって開閉され、この蓋体
47の内面には磁性体としての鉄板48が取り付けられ
ている。The entrance/exit 40 is opened and closed by a lid 47, and an iron plate 48 as a magnetic material is attached to the inner surface of the lid 47.
さらに、上記現像器5の側面部にはストッパー49が突
設され、上記取手42は起立時に前記ストッパー49に
当接してストップするようになっている。Furthermore, a stopper 49 is provided protruding from the side surface of the developing device 5, and the handle 42 comes into contact with the stopper 49 when standing up to stop.
しかして、現像器5の保守点検時などには、まず、蓋体
47を第5図に示すように、上方へ回動して開放する。Therefore, when performing maintenance or inspection of the developing device 5, first, the lid 47 is opened by rotating upward as shown in FIG.
このとき、蓋体47の鉄板48と、現像器5の取手42
の磁石46と吸着した状態となっているため、蓋体47
の開放動作に伴なって取手42が上方へ持ち上げられる
。これにより、取手42が所定角度持ち上げられて起立
し、ストッパ49に当接してストップするとともに、鉄
球45がその自重により長孔44に沿って落下し、取手
42の起立状態を保持する。しかるのち、取手42を手
に持ってこれを上方へ持ち上げることにより、現像器5
を取り出す。At this time, the iron plate 48 of the lid body 47 and the handle 42 of the developing device 5 are
Since it is in a state where it is attracted to the magnet 46, the lid body 47
With the opening operation, the handle 42 is lifted upward. As a result, the handle 42 is lifted up by a predetermined angle and stands up, comes into contact with the stopper 49 and stops, and the iron ball 45 falls along the elongated hole 44 due to its own weight, thereby maintaining the upright state of the handle 42. Thereafter, by holding the handle 42 and lifting it upward, the developing device 5 is removed.
Take out.
上述したように、蓋体47を開放するだけで、現像器5
の取手42を起立させることができるため、従来のよう
に、取手42の位置を確認してから取手42を作業員の
手により回動させて起立させるといった作業が不要とな
り、現像器5の取出作業が著しく容易となる。As mentioned above, simply by opening the lid 47, the developing device 5 can be opened.
Since the handle 42 of the developer unit 5 can be erected, there is no need for the worker to confirm the position of the handle 42 and then rotate the handle 42 by hand to erect the handle 42, which is required in the past. Work becomes significantly easier.
なお、本発明は上記一実施例に限られることなく、第6
図に示すように、現像器5の側面部に磁石51を設ける
とともに、取手42の回動端部に磁石52を設け、取手
42の起立時にはその磁石52と上記磁石51を吸着さ
せることにより、起立状態を保持するようにしてもよい
。It should be noted that the present invention is not limited to the above-described one embodiment, but also includes the sixth embodiment.
As shown in the figure, a magnet 51 is provided on the side surface of the developing device 5, and a magnet 52 is provided on the rotating end of the handle 42, and when the handle 42 is raised, the magnet 52 and the magnet 51 are attracted to each other. It is also possible to maintain the standing state.
[発明の効果]
以上説明したように、本発明によれば、蓋体を開放させ
るだけで、自動的に現像器の取手を起立させることがで
き、現像器の取出作業を著しく簡略化できるという効果
を奏するものである。[Effects of the Invention] As explained above, according to the present invention, the handle of the developing device can be automatically raised just by opening the lid, and the work of removing the developing device can be significantly simplified. It is effective.
第1図乃至第5図は本発明の一実施例を示すもので、第
1図は現像器が複写機本体内に収納された状態を示す構
成図、第2図は電子複写機の内部を示す構成図、第3図
は現像器を示す平面図、第4図は取手の鉄球ガイド部を
示す断面図、第5図は現像器の取出し動作を示す説明図
、第6図は取手の他の保持手段を示す構成図、第7図は
従来例を示す構成図である。
1・・・複写機本体(装置本体)、5・・・現像器、4
0・・・出入口、42・・・取手、43・・・ガイド部
(保持手段)、45・・・鉄球(保持手段)、46・・
・磁石、48・・・鉄板(磁性体)、51.52・・・
磁石(保持手段)。Figures 1 to 5 show an embodiment of the present invention, with Figure 1 being a configuration diagram showing the developing unit housed in the main body of the copying machine, and Figure 2 showing the inside of the electronic copying machine. 3 is a plan view showing the developing device, FIG. 4 is a sectional view showing the iron ball guide part of the handle, FIG. 5 is an explanatory diagram showing the operation of taking out the developing device, and FIG. FIG. 7 is a block diagram showing another holding means, and FIG. 7 is a block diagram showing a conventional example. 1... Copying machine main body (apparatus main body), 5... Developing device, 4
0... Doorway, 42... Handle, 43... Guide part (holding means), 45... Iron ball (holding means), 46...
・Magnet, 48... Iron plate (magnetic material), 51.52...
Magnet (holding means).
Claims (1)
この装置本体内に設けられ前記出入口から出入される現
像器と、前記蓋体に設けられた磁性体と、上記現像器に
回動自在に設けられ前記磁性体を吸着する磁石を有し前
記蓋体の開放動作により起立される取手と、この取手が
起立されたときその起立状態を保持する保持手段とを具
備してなることを特徴とする画像形成装置。A device main body having an entrance/exit that is opened and closed by a lid body;
The lid includes a developing device that is provided in the main body of the apparatus and that can be taken in and out through the entrance, a magnetic material that is provided on the lid, and a magnet that is rotatably provided on the developer and that attracts the magnetic material. An image forming apparatus comprising: a handle that is erected by an opening action of the body; and a holding means that maintains the erected state when the handle is erected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021558A JPH03226764A (en) | 1990-01-31 | 1990-01-31 | Image forming device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021558A JPH03226764A (en) | 1990-01-31 | 1990-01-31 | Image forming device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH03226764A true JPH03226764A (en) | 1991-10-07 |
Family
ID=12058339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021558A Pending JPH03226764A (en) | 1990-01-31 | 1990-01-31 | Image forming device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH03226764A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5812910A (en) * | 1996-01-25 | 1998-09-22 | Samsung Electronics Co., Ltd. | Developing unit for electrophotographic processors with openable top covers |
-
1990
- 1990-01-31 JP JP2021558A patent/JPH03226764A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5812910A (en) * | 1996-01-25 | 1998-09-22 | Samsung Electronics Co., Ltd. | Developing unit for electrophotographic processors with openable top covers |
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