JPH11231755A - Electrophotographic unit mounting guide mechanism - Google Patents
Electrophotographic unit mounting guide mechanismInfo
- Publication number
- JPH11231755A JPH11231755A JP10037527A JP3752798A JPH11231755A JP H11231755 A JPH11231755 A JP H11231755A JP 10037527 A JP10037527 A JP 10037527A JP 3752798 A JP3752798 A JP 3752798A JP H11231755 A JPH11231755 A JP H11231755A
- Authority
- JP
- Japan
- Prior art keywords
- electrophotographic
- unit
- guide mechanism
- mounting guide
- electrophotographic unit
- 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
- 230000005484 gravity Effects 0.000 claims description 2
- 238000007796 conventional method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
Landscapes
- Electrophotography Configuration And Component (AREA)
Abstract
(57)【要約】
【課題】装着ガイド機構の部品点数を低減することが可
能で、且つ取り扱い性に優れた電子写真用ユニットの装
着ガイド機構を提供する。
【解決手段】電子写真用ユニット(2)を構成するハウジ
ング(2a)の引き出し方向両端部に、ハウジング上面から
上方へ向けて延設された起立部(2b1)と、起立部上端に
て引き出し方向と直交する方向に屈曲した屈曲部(2b2)
とを有するアーム部(2b)を設け、屈曲部間に、電子写真
装置本体側に設けられたガイド部材(3)と係合可能で、
且つ電子写真用ユニット取り扱い時の把持手段を兼ねる
レール部材(2c)を支持させた電子写真用ユニットの装着
ガイド機構。
(57) [Problem] To provide a mounting guide mechanism of an electrophotographic unit which can reduce the number of parts of the mounting guide mechanism and is excellent in handleability. The withdrawal direction both end portions of the A housing constituting the electrophotographic unit (2) (2a), standing portion extending upward from the housing top and (2b 1), a drawer at the standing portion upper end Bend (2b 2 ) bent in the direction perpendicular to the direction
Arm portion (2b) having, between the bent portions, can be engaged with the guide member (3) provided on the electrophotographic apparatus main body side,
An electrophotographic unit mounting guide mechanism that supports a rail member (2c) that also serves as a gripping means when handling the electrophotographic unit.
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、レーザプリンタや
複写機などの電子写真装置本体に対し概略水平方向に引
き出し可能に装着される電子写真用ユニットの装着ガイ
ド機構に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting guide mechanism of an electrophotographic unit which is mounted on a main body of an electrophotographic apparatus such as a laser printer or a copying machine so as to be able to be pulled out substantially horizontally.
【０００２】[0002]
【従来の技術】電子写真用ユニットの一例として現像ユ
ニットを例示し、以下、説明する。従来、電子写真装置
本体に対し現像ユニットを水平方向に引き出し可能に設
ける場合には、図３に示すように感光ドラム１に対向さ
せて設けられた現像ユニット２のハウジング２１上面に
２本のレール部材２２、２３を設け、電子写真装置本体
に設けたガイド部材４によってレール部材２２、２３を
案内、支持するように構成されていたり、あるいは、図
４に示す様に現像ユニット２のハウジング２４下部に基
準面２５を形成し、電子写真装置本体に設けたガイド部
材５によって基準面２５を案内、支持するように構成さ
れていた。2. Description of the Related Art A developing unit will be described as an example of an electrophotographic unit and will be described below. Conventionally, when a developing unit is provided so as to be able to be pulled out horizontally from an electrophotographic apparatus main body, two rails are provided on the upper surface of a housing 21 of the developing unit 2 provided opposite to the photosensitive drum 1 as shown in FIG. Members 22 and 23 are provided, and the rail members 22 and 23 are configured to be guided and supported by a guide member 4 provided in the main body of the electrophotographic apparatus. Alternatively, as shown in FIG. The reference surface 25 is formed on the main body of the electrophotographic apparatus, and the reference surface 25 is guided and supported by the guide member 5 provided on the main body of the electrophotographic apparatus.
【０００３】また、現像ユニット２を取り扱う際の把持
手段について、図３のような構成の場合には把持手段は
特に設けられてはおらず、２本のレール部材２２、２３
とハウジング２１とによって形成される段差に指を掛け
て持ち運ばれたりし、図４の構成の場合には図５に示す
ようにハウジング２４の上面にベルト６を設け、このベ
ルト６を持って持ち運ばれたりしていた。[0003] Regarding the gripping means for handling the developing unit 2, in the case of the configuration shown in FIG. 3, the gripping means is not particularly provided, and the two rail members 22, 23 are provided.
4 is carried around with a finger placed on a step formed by the housing 21 and the belt 6 provided on the upper surface of the housing 24 as shown in FIG. It was carried around.
【０００４】[0004]
【発明が解決しようとする課題】図３の構成の場合に
は、２本のレール部材２２、２３を必要とするなど部品
点数が多くなる構成であるとともに、把持手段が特に設
けられていないため、取り扱い性がよくないという欠点
があった。また、図４の構成の場合にもユニット装着の
際にガイドとして機能する基準面２５と、取り扱い時に
把持手段として機能するベルト６とを別々に構成してお
り、部品点数を低減することが難しい構成となってい
た。In the case of the structure shown in FIG. 3, the number of components is increased, for example, two rail members 22 and 23 are required, and no gripping means is provided. However, there is a drawback that the handleability is not good. Also in the case of the configuration of FIG. 4, the reference surface 25 functioning as a guide when the unit is mounted and the belt 6 functioning as a gripping means during handling are separately configured, and it is difficult to reduce the number of parts. Had a configuration.
【０００５】本発明の目的は、装着ガイド機構の部品点
数を低減することが可能で、且つ取り扱い性に優れた電
子写真用ユニットの装着ガイド機構を提供することにあ
る。An object of the present invention is to provide a mounting guide mechanism for an electrophotographic unit which can reduce the number of components of the mounting guide mechanism and is excellent in handleability.
【０００６】[0006]
【課題を解決するための手段】上記の目的は、電子写真
装置本体に対し概略水平方向に引き出し可能に装着され
た電子写真用ユニットの装着ガイド機構において、前記
電子写真用ユニットを構成するハウジングの前記引き出
し方向両端部に、前記ハウジング上面から上方へ向けて
延設された起立部と、該起立部上端にて前記引き出し方
向と直交する方向に屈曲した屈曲部とを有するアーム部
を設け、前記屈曲部間に、電子写真装置本体側に設けら
れたガイド部材と係合可能で、且つ前記電子写真用ユニ
ット取り扱い時の把持手段を兼ねるレール部材を支持さ
せることにより達成される。SUMMARY OF THE INVENTION An object of the present invention is to provide a mounting guide mechanism for an electrophotographic unit which is mounted on a main body of an electrophotographic apparatus so as to be able to be pulled out in a substantially horizontal direction. At both ends in the pull-out direction, an upright portion extending upward from the upper surface of the housing and an arm portion having a bent portion bent at a top end of the upright portion in a direction orthogonal to the pull-out direction are provided. This is achieved by supporting a rail member that can be engaged with a guide member provided on the electrophotographic apparatus main body side and serves also as a gripping means when handling the electrophotographic unit between the bent portions.
【０００７】[0007]
【発明の実施の形態】以下、本発明の一実施例を図１お
よび図２を用いて説明する。なお、本実施例において
は、電子写真用ユニットを現像ユニットとして説明す
る。図１は現像ユニットを電子写真装置本体に装着した
状態における概略側面図、図２は現像ユニットの斜視図
である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. In this embodiment, the electrophotographic unit will be described as a developing unit. FIG. 1 is a schematic side view showing a state in which the developing unit is mounted on the main body of the electrophotographic apparatus, and FIG.
【０００８】図１において１は感光ドラムであり、感光
ドラム１表面に対向して配置された現像ユニット２は、
図示しない帯電器およびレーザ露光装置によって感光ド
ラム１に形成された静電潜像に現像ローラ（図示せず）
により現像剤を供給し、前記静電潜像を現像して感光ド
ラム上にトナー像を形成する。In FIG. 1, reference numeral 1 denotes a photosensitive drum, and a developing unit 2 disposed opposite to the surface of the photosensitive drum 1 includes:
A developing roller (not shown) is applied to the electrostatic latent image formed on the photosensitive drum 1 by a charger (not shown) and a laser exposure device.
To form a toner image on the photosensitive drum by developing the electrostatic latent image.
【０００９】現像ユニット２は、電子写真装置本体に対
し水平方向（図１紙面に対し垂直方向）に引き出し可能
に装着されている。現像ユニット２を構成するハウジン
グ２ａの長手方向両端部には、ハウジング２ａ上面から
上方へ向けて延設された起立部２ｂ1と、起立部２ｂ1上
端にて引き出し方向と直交する方向に屈曲した屈曲部２
ｂ2とを有するアーム部２ｂが設けられており、屈曲部
２ｂ2間には電子写真装置本体側に設けられたガイド部
材６と係合可能で、且つ現像ユニット２を取り扱う際の
把持手段を兼ねるレール部材２ｃが掛け渡されている。The developing unit 2 is attached to the main body of the electrophotographic apparatus so as to be able to be pulled out in a horizontal direction (a direction perpendicular to the plane of FIG. 1). The longitudinal ends of the housing 2a constituting the developing unit 2, and the upright portion 2b 1 which extends upwardly from the housing 2a top, is bent in a direction perpendicular to the withdrawing direction by the upright portion 2b 1 upper Bending part 2
b 2 is provided, and between the bent portions 2b 2 can be engaged with a guide member 6 provided on the electrophotographic apparatus main body side, and a grip means for handling the developing unit 2 is provided. A rail member 2c also serving as a bridge extends.
【００１０】上記の構成により、レール部材２ｃが、ユ
ニット装着時の案内と、取り扱い時の把持部とを兼ねる
構成を実現できるようになる。また、レール部材２ｃの
配置にあたっては、現像ユニットの重心Ｇ上方にレール
部材２ｃを設けることにより、現像ユニット運搬時など
に現像ユニットが傾くことなく、楽に運搬することがで
きるようになる。With the above configuration, it is possible to realize a configuration in which the rail member 2c serves both as a guide at the time of mounting the unit and as a gripper at the time of handling. When the rail member 2c is disposed, the rail member 2c is provided above the center of gravity G of the developing unit, so that the developing unit can be easily transported without tilting when the developing unit is transported.
【００１１】現像ユニット２を電子写真装置本体に装着
する場合は、電子写真装置本体に設けられたガイド部材
６上に現像ユニット２のレール部材２ｃを載せ、スライ
ドさせることよって行われる。When the developing unit 2 is mounted on the main body of the electrophotographic apparatus, the rail member 2c of the developing unit 2 is placed on a guide member 6 provided on the main body of the electrophotographic apparatus and slid.
【００１２】なお、上記実施例においては、電子写真用
ユニットとして現像ユニットを例示して説明したが、本
発明はこれに限定されるものではなく、感光ドラムの周
囲に存在する他のユニット、例えば帯電ユニット、露光
ユニット、転写ユニット、清掃ユニット等に適用した
り、あるいは定着ユニットに適用してもよい。In the above embodiment, the developing unit has been described as an example of the electrophotographic unit. However, the present invention is not limited to this, and other units existing around the photosensitive drum, for example, The invention may be applied to a charging unit, an exposure unit, a transfer unit, a cleaning unit, or the like, or may be applied to a fixing unit.
【００１３】[0013]
【発明の効果】以上述べたように本発明によれば、装着
ガイド機構の部品点数を低減することが可能で、且つ取
り扱い性に優れた電子写真用ユニットの装着ガイド機構
を提供することができる。As described above, according to the present invention, it is possible to provide a mounting guide mechanism for an electrophotographic unit which can reduce the number of components of the mounting guide mechanism and is excellent in handleability. .
【図１】現像ユニットを電子写真装置本体に装着した状
態における概略側面図。FIG. 1 is a schematic side view in a state where a developing unit is mounted on an electrophotographic apparatus main body.
【図２】現像ユニットの斜視図。FIG. 2 is a perspective view of a developing unit.
【図３】従来技術の説明図。FIG. 3 is an explanatory diagram of a conventional technique.
【図４】従来技術の説明図。FIG. 4 is an explanatory diagram of a conventional technique.
【図５】従来技術の説明図。FIG. 5 is an explanatory diagram of a conventional technique.
１…感光ドラム、２…現像ユニット、２ａ…ハウジン
グ、２ｂ…アーム部、２ｂ1…起立部、２ｂ2…屈曲部、
２ｃ…レール部材、３…ガイド部材。1 ... photosensitive drum, 2 ... developing unit, 2a ... housing, 2b ... arm portion, 2b 1 ... upright portion, 2b 2 ... bent portion,
2c: rail member, 3: guide member.
Claims (2)
き出し可能に装着された電子写真用ユニットの装着ガイ
ド機構において、 前記電子写真用ユニットを構成するハウジングの前記引
き出し方向両端部に、前記ハウジング上面から上方へ向
けて延設された起立部と、該起立部上端にて前記引き出
し方向と直交する方向に屈曲した屈曲部とを有するアー
ム部を設け、 前記屈曲部間に、電子写真装置本体側に設けられたガイ
ド部材と係合可能で、且つ前記電子写真用ユニット取り
扱い時の把持手段を兼ねるレール部材を支持させたこと
を特徴とする電子写真用ユニットの装着ガイド機構。1. A mounting guide mechanism for an electrophotographic unit which is attached to a main body of an electrophotographic apparatus so as to be able to be pulled out in a substantially horizontal direction, wherein the housing constituting the electrophotographic unit is provided at both ends of the housing in the drawing direction. An arm portion having an upright portion extending upward from an upper surface and a bent portion bent at a top end of the upright portion in a direction orthogonal to the pull-out direction; an electrophotographic apparatus main body between the bent portions; A rail member that can be engaged with a guide member provided on the side and that also supports a rail member that also serves as a gripping means when handling the electrophotographic unit.
トの重心上方に設けたことを特徴とする請求項１記載の
電子写真用ユニットの装着ガイド機構。2. A mounting guide mechanism for an electrophotographic unit according to claim 1, wherein said rail member is provided above a center of gravity of said electrophotographic unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10037527A JPH11231755A (en) | 1998-02-19 | 1998-02-19 | Electrophotographic unit mounting guide mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10037527A JPH11231755A (en) | 1998-02-19 | 1998-02-19 | Electrophotographic unit mounting guide mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH11231755A true JPH11231755A (en) | 1999-08-27 |
Family
ID=12500024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10037527A Pending JPH11231755A (en) | 1998-02-19 | 1998-02-19 | Electrophotographic unit mounting guide mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH11231755A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1162513A1 (en) * | 2000-06-05 | 2001-12-12 | Ricoh Company, Ltd. | Image forming apparatus |
| JP2009042735A (en) * | 2007-03-28 | 2009-02-26 | Ricoh Co Ltd | Image forming apparatus, fixing unit support method and fixing unit position adjustment method therefor |
-
1998
- 1998-02-19 JP JP10037527A patent/JPH11231755A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1162513A1 (en) * | 2000-06-05 | 2001-12-12 | Ricoh Company, Ltd. | Image forming apparatus |
| US6608981B2 (en) | 2000-06-05 | 2003-08-19 | Ricoh Company, Ltd. | Image forming apparatus having common guide members for detachably attaching a developing unit and a carrier unit |
| JP2009042735A (en) * | 2007-03-28 | 2009-02-26 | Ricoh Co Ltd | Image forming apparatus, fixing unit support method and fixing unit position adjustment method therefor |
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