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JP4768243B2 - Image forming apparatus - Google Patents
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JP4768243B2 - Image forming apparatus - Google Patents

Image forming apparatus Download PDF

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JP4768243B2
JP4768243B2 JP2004226208A JP2004226208A JP4768243B2 JP 4768243 B2 JP4768243 B2 JP 4768243B2 JP 2004226208 A JP2004226208 A JP 2004226208A JP 2004226208 A JP2004226208 A JP 2004226208A JP 4768243 B2 JP4768243 B2 JP 4768243B2
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unit
image forming
forming apparatus
installation surface
feeding unit
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JP2006047516A (en
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宏嗣 白井
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Ricoh Co Ltd
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Description

本発明は、外装面開口からスライド挿入して組付けるユニットを有する画像形成装置に関する。   The present invention relates to an image forming apparatus having a unit that is assembled by sliding insertion from an exterior surface opening.

図１２は従来例に係る画像形成装置の全体斜視図である。この画像形成装置は、スキャナ部１、作像部２、給紙部３で構成されている。スキャナ部１では図示しない原稿の画像を読み込み、読み込まれた光学的な画像データは図示しない画像処理部にて電気的な画像データに処理される。電気的な画像データは、給紙部３から作像部２に給紙された記録紙上に可視像として画像形成される。給紙部３の前面にある開口部４内には給紙ユニット５を設けている。
図１３は給紙ユニットの斜視図、図１４は給紙ユニットを給紙部に装着する状態を示す図である。２段の給紙トレイ５−１を有する給紙ユニット５は、設置面６上をＡ方向にスライドして給紙部３内に押込まれ、固定ピン６−１、６−２で設置面６に取付けられる。 FIG. 12 is an overall perspective view of an image forming apparatus according to a conventional example. The image forming apparatus includes a scanner unit 1, an image forming unit 2, and a paper feeding unit 3. The scanner unit 1 reads an image of a document (not shown), and the read optical image data is processed into electrical image data by an image processing unit (not shown). The electrical image data is formed as a visible image on the recording paper fed from the paper feed unit 3 to the image forming unit 2. A paper feed unit 5 is provided in the opening 4 on the front surface of the paper feed unit 3.
FIG. 13 is a perspective view of the paper feeding unit, and FIG. 14 is a diagram illustrating a state in which the paper feeding unit is attached to the paper feeding unit. The sheet feeding unit 5 having the two-stage sheet feeding tray 5-1 is slid in the direction A on the installation surface 6 and pushed into the sheet feeding unit 3, and the installation surface 6 is fixed by the fixing pins 6-1 and 6-2. Mounted on.

上述したように、給紙ユニット５は設置面６表面をスライドするため、開口部４の稜線７付近に、図１３に示すように擦り傷８が発生し外観不良となり易いと言う問題があった。従って給紙ユニット５の取付けには、細心の注意を払う必要があった。
本発明は、ユニットの挿入設置時に、外装開口部稜線近傍とユニットの接触を防止することができる画像形成装置を提供することを目的とする。 As described above, since the sheet feeding unit 5 slides on the surface of the installation surface 6, there is a problem that a scratch 8 is generated near the ridge line 7 of the opening 4 as shown in FIG. Therefore, it is necessary to pay close attention to the attachment of the paper feeding unit 5.
SUMMARY OF THE INVENTION An object of the present invention is to provide an image forming apparatus capable of preventing the vicinity of an exterior opening ridge line from contacting a unit when the unit is inserted and installed.

上記目的を達成するために、請求項１記載の発明では、側面に設けた開口内にユニットをスライド挿入して開口内底面の設置面上に前記ユニットを定置させる画像形成装置において、前記設置面上に開口側が自由端であって、起伏自在な可撓性部材を備え、
該可撓性部材は、その倒伏状態において前記自由端が前記設置面の稜線を覆い、前記ユニットが前記設置面上に定置されて前記ユニットから外れると、前記倒伏状態からもとの起立状態に復することを特徴とする。
請求項２記載の発明では、可撓性部材は、先端を下方に向けて屈曲させた構成を有する請求項１の画像形成装置を最も主要な特徴とする。 To achieve the above object, in the first aspect of the present invention, an image forming apparatus for placing the said unit units in an opening provided in the side and slid into the mounting surface of the opening in the bottom surface, said installation surface The opening side is a free end on the top and includes a flexible member that can be raised and lowered.
The flexible member, the said free end in the inclined state covers the edge line of the installation surface, deviates from the unit the unit is placed on the installation surface, the original upright state from the inclined state It is characterized by recovery.
The main feature of the image forming apparatus according to claim 1 is that the flexible member has a configuration in which the tip is bent downward.

本発明は、外装面開口から設置面にスライド挿入して組付けるユニットを有する画像形成装置において、ユニット挿入時にユニットを浮かせて支持する突起を外装面開口近傍の設置面に設けたことにより、また、外装面開口から設置面にスライド挿入して組付けるユニットを有する画像形成装置において、外装面開口近傍の設置面に、開口側が自由端の可撓性部材を斜めに設けたことにより、所期の目的を達成することができる。   The present invention provides an image forming apparatus having a unit that is assembled by sliding insertion from the exterior surface opening to the installation surface, and by providing a protrusion on the installation surface near the exterior surface opening to support the unit when it is inserted. In an image forming apparatus having a unit that is slid and inserted from the exterior surface opening to the installation surface, a flexible member having a free end on the opening side is provided obliquely on the installation surface in the vicinity of the exterior surface opening. Can achieve the purpose.

以下、本発明の実施の形態を図面に従って説明する。
図１は本発明の第１の実施形態に係る画像形成装置における給紙ユニットを給紙部に装着する状態を示す図、図２は同、装着後の状態を示す図である。なお、図１２、図１３と同一部分には同一符号を付して説明する。
本発明では、側面（前側面）に設けた開口４内にユニット５をスライド挿入して開口内底面の設置面６上にユニット５を定置させる画像形成装置において、ユニット挿入時にユニット底面に摺接してユニットを設置面から浮かせて支持する突起１１を設置面上に設けた構成が特徴的である。
設置面６の手前側稜線７の付近に突起１１を設けている。このようにすると給紙ユニット５をＡ方向にスライドして押込んでも稜線７付近が給紙ユニット５の下面に直接接触していないので、擦り傷８の発生を抑えることができる。また図２に示すように突起１１は、給紙ユニット５を設置面６上の所定位置にセットした後は、給紙ユニット５の下面には干渉せず、給紙ユニット５の前面と稜線７との間に位置するように位置決めされている。 Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a diagram illustrating a state in which a sheet feeding unit is mounted on a sheet feeding unit in the image forming apparatus according to the first embodiment of the present invention, and FIG. 2 is a diagram illustrating a state after the mounting. In addition, the same code | symbol is attached | subjected and demonstrated to the same part as FIG. 12, FIG.
In the present invention, in the image forming apparatus in which the unit 5 is slid into the opening 4 provided on the side surface (front side surface) and the unit 5 is placed on the installation surface 6 on the bottom surface of the opening, the unit 5 is slidably contacted with the unit bottom surface when the unit is inserted. A feature is that the projection 11 is provided on the installation surface to support the unit floating from the installation surface.
A protrusion 11 is provided in the vicinity of the ridge line 7 on the near side of the installation surface 6. In this way, even if the paper feeding unit 5 is slid and pushed in the A direction, the vicinity of the ridge line 7 is not in direct contact with the lower surface of the paper feeding unit 5, so that the generation of the scratch 8 can be suppressed. As shown in FIG. 2, the protrusion 11 does not interfere with the lower surface of the paper feeding unit 5 after the paper feeding unit 5 is set at a predetermined position on the installation surface 6, and the front surface of the paper feeding unit 5 and the ridge line 7. It is positioned so as to be located between.

図３は本発明の第１の実施形態の変形例に係る画像形成装置における給紙ユニットを給紙部に装着する状態を示す図、図４は図３に示す状態の拡大図である。
給紙ユニット５が重い場合、給紙ユニット５を挿入当初から設置面６とほぼ平行にして挿入することができず、給紙ユニット５の手前側(図の右側)が下がって、奥側の底面が、稜線７に接触する可能性がある（図３）。この場合には、突起１１を設けたとしても、稜線７とその周辺に傷がつく虞がある。
そこで、突起１１の高さＢを、給紙ユニット５が床１０に当たって規制される角度Ｃより、稜線７と突起１１の先端１２を結んだ角度Ｄが大きくなるように設定して、給紙ユニット５が稜線７に接触するのを防ぎ、設置作業を容易にしている。 FIG. 3 is a diagram showing a state in which the paper feeding unit is mounted on the paper feeding unit in the image forming apparatus according to the modification of the first embodiment of the present invention, and FIG. 4 is an enlarged view of the state shown in FIG.
When the paper feeding unit 5 is heavy, the paper feeding unit 5 cannot be inserted almost parallel to the installation surface 6 from the beginning of insertion, the front side (right side in the figure) of the paper feeding unit 5 is lowered, and the rear side There is a possibility that the bottom surface contacts the ridgeline 7 (FIG. 3). In this case, even if the protrusion 11 is provided, there is a possibility that the ridge line 7 and its periphery may be damaged.
Therefore, the height B of the protrusion 11 is set so that the angle D connecting the ridge line 7 and the tip 12 of the protrusion 11 is larger than the angle C that is regulated when the paper supply unit 5 hits the floor 10. 5 is prevented from coming into contact with the ridgeline 7 to facilitate installation work.

図５は本発明の第２の実施形態に係る画像形成装置における設置面を示す図、図６は設置面の一部の拡大図、図７は本発明の第２の実施形態に係る画像形成装置における給紙ユニット装着後の状態を示す図である。
設置面６の稜線７付近に跳ね上がったマイラー（可撓性部材）２１を設けている。つまり、板バネ等から成るマイラー２１の奥側端部２１ａを所定幅に亘って設置面６上に固定する一方で、手前側の端部（自由端部）はフリーな状態にしておく。給紙ユニット装着時はマイラー２１をＥ方向(設置面６に倒す方向)に押えて、この上を給紙ユニット５がスライドするため、稜線７付近が保護されて擦り傷８の発生を抑えることができる。
マイラー２１は、図７に示すように、給紙ユニット５を所定の位置にセット後は、給紙ユニット５から外れる位置に設けている。また、外からも見えにくい位置である。 FIG. 5 is a view showing an installation surface in an image forming apparatus according to the second embodiment of the present invention, FIG. 6 is an enlarged view of a part of the installation surface, and FIG. 7 is an image formation according to the second embodiment of the present invention. It is a figure which shows the state after mounting | wearing with the paper supply unit in an apparatus.
A mylar (flexible member) 21 that jumps up near the ridge line 7 of the installation surface 6 is provided. That is, the rear end 21a of the mylar 21 made of a leaf spring or the like is fixed on the installation surface 6 over a predetermined width, while the front end (free end) is left free. When the paper feed unit is mounted, the mylar 21 is pressed in the E direction (direction to be tilted to the installation surface 6), and the paper feed unit 5 slides on this, so that the vicinity of the ridge line 7 is protected and the generation of the scratch 8 can be suppressed. it can.
As shown in FIG. 7, the mylar 21 is provided at a position away from the paper feeding unit 5 after the paper feeding unit 5 is set at a predetermined position. It is also a position that is difficult to see from the outside.

図８は本発明の第２の実施形態の変形例に係る画像形成装置における設置面を示す図、図９は設置面の一部の拡大図、図１０は本発明の第２の実施形態の変形例に係る画像形成装置における給紙ユニット装着後の状態を示す図である。
マイラー（可撓性部材）２１の先端（自由端）に下方へ屈曲した曲げ部２２を形成している。給紙ユニット装着時はマイラー２１をＥ方向に押えながら曲げ部２２を押し広げるため、稜線７付近を確実に保護することができ、擦り傷８の発生を抑える効果が大きい。
図１１は本発明の第３の実施形態に係る画像形成装置の全体斜視図である。給紙ユニット５の左右にカバー９が設けられ、設置面６を被覆している。この構成により、仮に稜線７付近に擦り傷８があっても隠すことができる。勿論第１、第２の実施形態と同じ構造を有していてもよい。 FIG. 8 is a diagram showing an installation surface in an image forming apparatus according to a modification of the second embodiment of the present invention, FIG. 9 is an enlarged view of a part of the installation surface, and FIG. 10 is a diagram of the second embodiment of the present invention. FIG. 9 is a diagram illustrating a state after a paper feeding unit is mounted in an image forming apparatus according to a modification.
A bent portion 22 bent downward is formed at the tip (free end) of the mylar (flexible member) 21. When the paper feeding unit is installed, the bent portion 22 is expanded while pressing the mylar 21 in the E direction, so that the vicinity of the ridge line 7 can be reliably protected and the effect of suppressing the generation of the scratch 8 is great.
FIG. 11 is an overall perspective view of an image forming apparatus according to the third embodiment of the present invention. Covers 9 are provided on the left and right sides of the paper supply unit 5 to cover the installation surface 6. With this configuration, even if there is a scratch 8 near the ridge line 7, it can be hidden. Of course, you may have the same structure as 1st, 2nd embodiment.

本発明の第１の実施形態に係る画像形成装置における給紙ユニットを給紙部に装着する状態を示す図である。FIG. 3 is a diagram illustrating a state in which the paper feeding unit in the image forming apparatus according to the first embodiment of the present invention is mounted on the paper feeding unit. 図１の装着後の状態を示す図である。It is a figure which shows the state after mounting | wearing of FIG. 本発明の第１の実施形態の変形例に係る画像形成装置における給紙ユニットを給紙部に装着する状態を示す図である。FIG. 10 is a diagram illustrating a state in which a paper feeding unit is mounted on a paper feeding unit in an image forming apparatus according to a modification of the first embodiment of the present invention. 図３に示す状態の拡大図である。FIG. 4 is an enlarged view of the state shown in FIG. 3. 本発明の第２の実施形態に係る画像形成装置における設置面を示す図である。FIG. 6 is a diagram illustrating an installation surface in an image forming apparatus according to a second embodiment of the present invention. 設置面の一部の拡大図である。It is a partial enlarged view of an installation surface. 本発明の第２の実施形態に係る画像形成装置における給紙ユニット装着後の状態を示す図である。FIG. 6 is a diagram illustrating a state after a paper feeding unit is mounted in an image forming apparatus according to a second embodiment of the present invention. 本発明の第２の実施形態の変形例に係る画像形成装置における設置面を示す図である。It is a figure which shows the installation surface in the image forming apparatus which concerns on the modification of the 2nd Embodiment of this invention. 設置面の一部の拡大図である。It is a partial enlarged view of an installation surface. 本発明の第２の実施形態の変形例に係る画像形成装置における給紙ユニット装着後の状態を示す図である。FIG. 10 is a diagram illustrating a state after a paper feeding unit is mounted in an image forming apparatus according to a modification of the second embodiment of the present invention. 本発明の第３の実施形態に係る画像形成装置の全体斜視図である。FIG. 6 is an overall perspective view of an image forming apparatus according to a third embodiment of the present invention. 従来例に係る画像形成装置の全体斜視図である。FIG. 10 is an overall perspective view of an image forming apparatus according to a conventional example. 従来例に係る給紙ユニットの斜視図である。It is a perspective view of the paper feed unit concerning a conventional example. 従来例に係る給紙ユニットを給紙部に装着する状態を示す図である。It is a figure which shows the state which mounts the paper feed unit which concerns on a prior art example in a paper feed part.

符号の説明Explanation of symbols

４ 開口部(外装面開口)
５ 給紙ユニット(ユニット)
６ 設置面
１１ 突起 4 opening (exterior surface opening)
5 Paper feed unit (unit)
6 Installation surface 11 Projection

Claims (2)

側面に設けた開口内にユニットをスライド挿入して開口内底面の設置面上に前記ユニットを定置させる画像形成装置において、
前記設置面上に開口側が自由端であって、起伏自在な可撓性部材を備え、
該可撓性部材は、その倒伏状態において前記自由端が前記設置面の稜線を覆い、前記ユニットが前記設置面上に定置されて前記ユニットから外れると、前記倒伏状態からもとの起立状態に復することを特徴とする画像形成装置。 In the image forming apparatus to position the said units unit in the opening slide insert and on an installation surface of the opening in the bottom provided on a side surface,
The opening side is a free end on the installation surface, and includes a flexible member that can be raised and lowered.
The flexible member, the said free end in the inclined state covers the edge line of the installation surface, deviates from the unit the unit is placed on the installation surface, the original upright state from the inclined state An image forming apparatus that recovers. 前記可撓性部材は、先端を下方に向けて屈曲させた構成を有することを特徴とする請求項１の画像形成装置。   The image forming apparatus according to claim 1, wherein the flexible member has a configuration in which a tip is bent downward.
JP2004226208A 2004-08-02 2004-08-02 Image forming apparatus Expired - Fee Related JP4768243B2 (en)

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JP6481965B2 (en) * 2015-06-05 2019-03-13 株式会社リコー Document conveying apparatus and image forming apparatus

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JP2524709Y2 (en) * 1990-11-27 1997-02-05 三洋電機株式会社 Image forming device
JPH0986675A (en) * 1995-09-22 1997-03-31 Ricoh Co Ltd Paper feed tray for image forming equipment
JPH09240849A (en) * 1996-03-11 1997-09-16 Ricoh Co Ltd Image forming device
JPH1067441A (en) * 1996-04-19 1998-03-10 Ricoh Co Ltd Paper feeder
JP2004082408A (en) * 2002-08-23 2004-03-18 Ricoh Co Ltd Image forming device

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