JPS58118659A - Image forming device - Google Patents
Image forming deviceInfo
- Publication number
- JPS58118659A JPS58118659A JP57001646A JP164682A JPS58118659A JP S58118659 A JPS58118659 A JP S58118659A JP 57001646 A JP57001646 A JP 57001646A JP 164682 A JP164682 A JP 164682A JP S58118659 A JPS58118659 A JP S58118659A
- Authority
- JP
- Japan
- Prior art keywords
- guide
- machine frame
- lower machine
- image forming
- roller
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は成子写真複写機等の両津形成装置に関するもの
で、例えば転写材を機体の給送口から排田口迄案内する
搬送ガイドを有するijgI&形成装置に関するもので
ある。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an image forming apparatus such as a Nariko photocopying machine, and relates to, for example, an image forming apparatus having a conveyance guide for guiding a transfer material from a feeding port to a discharge port of the machine body.
本発明は、電子写真複写機のみならず、ファクシミIJ
その他のIj儂影形成装置適用できるが、以下、成子写
真複写機を例として説明する。The present invention is applicable not only to electrophotographic copying machines but also to facsimile IJs.
Although the present invention can be applied to other image forming apparatuses, a Nariko photocopier will be described below as an example.
第1図は本発明を適用できる電子写真複写機の一例を示
す。図中、lは透明な部材よシ成る原稿載置台、2は集
束性光伝送体、3は矢印方向に回転する感光ドラム、4
は帯電器、5は現儂器、6ハ給紙ローラ、7はレジスタ
ーローラ、8は転写帯電器、9はクリーニング器、lO
は定4器、11は排出ローラ、12はトレイを示す。動
作の際、上記の原稿載置台1は矢印方向に往復動さnl
その上に載置された原稿の像が集束性光伝送体2を通し
て。FIG. 1 shows an example of an electrophotographic copying machine to which the present invention can be applied. In the figure, l is a document mounting table made of a transparent member, 2 is a focusing light transmitter, 3 is a photosensitive drum that rotates in the direction of the arrow, and 4
is a charger, 5 is a current device, 6 is a paper feed roller, 7 is a register roller, 8 is a transfer charger, 9 is a cleaning device, 1O
11 is a discharge roller, and 12 is a tray. During operation, the above-mentioned document mounting table 1 moves back and forth in the direction of the arrow.
The image of the document placed thereon passes through the focusing light transmission body 2.
感光ドラム3上にスリット露光ざnる。感光ドラム3は
矢印方向に回転され、帯電器4により一様に帯電を施さ
れ、一様に帯域された感光ドラム3は□集束性光伝送体
2t−介してなさnる偉露光によって、その上に静電潜
イ象を形成され、この静電潜像は現俸器5によって顕I
I化さnる。転写材Pは給紙ローラ6によって、図の右
方の機体の給送口から機体内に導入され、感光ドラム3
上の画像とレゾストするようにタイミングをとって回動
さnるレジスターローラ7によって感光ドラム3上に送
ジ込4n、転写帯電器8により感光ドラム3上のトナー
儂を転写さn、その後、分離手段によって感光ドラム3
から分離さnて定着器10に送られる。転写材上のトナ
ー儂は該定着器10によって定着され、定着済みの転写
材は排出ローラ11によって、機体の排出口からトレイ
12上に排出される。Slit exposure is performed on the photosensitive drum 3. The photosensitive drum 3 is rotated in the direction of the arrow, and is uniformly charged by the charger 4. An electrostatic latent image is formed on the surface, and this electrostatic latent image is visualized by the developing device 5.
It becomes I. The transfer material P is introduced into the machine body from the feeding port on the right side of the figure by the paper feed roller 6, and is transferred to the photosensitive drum 3.
The toner is fed onto the photosensitive drum 3 by the register roller 7, which is rotated in a timed manner so as to be resolved with the image above, and the toner on the photosensitive drum 3 is transferred by the transfer charger 8, and then, Photosensitive drum 3 by separating means
The image is separated from the image and sent to the fixing device 10. The toner on the transfer material is fixed by the fixing device 10, and the fixed transfer material is discharged onto the tray 12 from the discharge port of the machine body by the discharge roller 11.
上述の複写機に2いて、転写材Pを機体の給送口から排
出口まで案内するために給紙ロガイド13、給紙ガイド
14、転写ガイP15、および搬送ガイド16のような
ガイド部材が設けられている。In the above-described copying machine 2, guide members such as a paper feed log guide 13, a paper feed guide 14, a transfer guide P15, and a conveyance guide 16 are provided to guide the transfer material P from the feed port to the discharge port of the machine body. It is being
上記の装置におい、て給紙口がイド13、給紙ガイド1
4、転写ガイド15は転写材pt−1t−1各々−ラ6
、レゾストロ−ラフ及び感光ドラム3の適切な位置まで
円滑に案内せねばならず、従って転写材の当接する面の
表面性や寸法精度及び□組立d’fjtなどに厳しさが
要求される。特に転写ガイド15は、−像先端と転写材
光層の位置を決定する重要な役割を持って2す、厳しい
精度が要求さnる。さらに転写材分離後の搬送ガイド1
6は転写材をドラムから祠滑に分離し、定着器10迄案
内する為のものであり、その形状、位置は重要である。In the above device, the paper feed port is ID 13 and paper feed guide 1.
4. The transfer guide 15 has transfer material pt-1t-1 each - la 6
, the restro rough and the photosensitive drum 3 must be guided smoothly to appropriate positions, and therefore strict requirements are placed on the surface properties and dimensional accuracy of the surface that the transfer material contacts, as well as □assembly d'fjt. In particular, the transfer guide 15 plays an important role in determining the position of the leading edge of the image and the light layer of the transfer material, and requires strict precision. Further, conveyance guide 1 after separating the transfer material
6 is for smoothly separating the transfer material from the drum and guiding it to the fixing device 10, and its shape and position are important.
従来これら転写材のがイドは位置決め用のコマを用いて
支持したり位置出し用の治具に突き当てたりして位置出
しを行なっていたが、その為、がイド部材や治具等多く
の部品が必要で且つ製造工程上、その位置決めに時間音
とら扛る、等の欠点があった。特に複写機が小型化して
くると、部品点数の増大は組立しすらさに直結し、問題
となってくる。この様な問題は複写機に限らずファクシ
ミリ装置等においても発生する。Conventionally, the guide of these transfer materials has been positioned by supporting it using a positioning piece or hitting it against a positioning jig. There are drawbacks such as the need for parts and the fact that it takes time and noise to position them during the manufacturing process. Particularly as copying machines become smaller, the increase in the number of parts is directly linked to the ease of assembly, which becomes a problem. Such problems occur not only in copying machines but also in facsimile machines and the like.
本発明の目的は上記のような従来の画像形成装置におけ
る欠点を除去し、即ち、多くの部品と治具の必要をなく
し且つ製造工程上の手数を削減して、組立て易い、画像
形成装置を提供することである。An object of the present invention is to eliminate the drawbacks of conventional image forming apparatuses as described above, that is, to provide an image forming apparatus that is easy to assemble by eliminating the need for many parts and jigs and reducing the number of steps in the manufacturing process. It is to provide.
このような目的を達成する本発明は、電子写真複写機等
の画像形成装置における機体の構成部材を支える下方機
枠と、転写材の移動を案内するIイト0手段とを一体的
に形成するものである。To achieve such an object, the present invention integrally forms a lower machine frame that supports the structural members of the body of an image forming apparatus such as an electrophotographic copying machine, and an I-item means that guides the movement of a transfer material. It is something.
以下、第2図および第3図を参照して本発明の一実施例
を説明する。An embodiment of the present invention will be described below with reference to FIGS. 2 and 3.
第2図において、101は透明な部材より成る原稿載置
台、102は集束性光伝送体、1o3は感光ドラム、1
04は帯電器、1o5は現gI器。In FIG. 2, reference numeral 101 denotes a document mounting table made of a transparent member, 102 a focusing light transmitter, 1o3 a photosensitive drum, 1
04 is the charger, 1o5 is the current gI device.
106は給紙ローラ、107はレゾスターローラ、10
8は転写帯電器、109はクリ〜す、110は定着器、
111は排出ローラ、112はトレイを示す、この電子
写真複写機の動作は第1図に示すものと同じであるので
、その動作の説明は省略する。106 is a paper feed roller, 107 is a resolver roller, 10
8 is a transfer charger, 109 is a cleaner, 110 is a fixing device,
Reference numeral 111 indicates a discharge roller, and reference numeral 112 indicates a tray.Since the operation of this electrophotographic copying machine is the same as that shown in FIG. 1, a description of the operation will be omitted.
転写材Pを機体0給送口から排出口まで案内するために
、給紙口ガイド113、給紙ガイド114、転写ガイド
115、および搬送ガイド116が設けらnるが、本発
明によれば、これらの転写材を導入および案内するため
のガイド部材は、機体の構成部材を支える下方機枠11
7と一体に形成さ几る。第3図は、このようにガイドを
一体に形成した下方機枠の斜視図である。この下方機枠
117は、例えば変成ppo 、ポリカーボネー) 、
ABS等の熱可塑性樹脂によって成型し、前記給送ロ
ガイド113、給送ガイド114、転写ガイド115゜
搬送ガイド116を一体的に有している。このため、各
ガイドとローラ、ドラムとの位置精度は、下方機枠の寸
法精度、上方機枠上のローラ及びドラムの位置N度上万
歳枠と下方機枠の取付種度によっておさえらrシ、従来
のような111部材、ガイド取付用部材、位置出し用の
治具が全く不要となる。またガイド全モールド成形する
ので、転写材密着防止の為のリプ、切り欠き等も必要か
所に自由な形状で設けることもできる。In order to guide the transfer material P from the machine body 0 feed port to the discharge port, a paper feed port guide 113, a paper feed guide 114, a transfer guide 115, and a conveyance guide 116 are provided, but according to the present invention, A guide member for introducing and guiding these transfer materials is attached to the lower machine frame 11 that supports the structural members of the machine body.
It is formed integrally with 7. FIG. 3 is a perspective view of the lower machine frame in which the guide is integrally formed in this manner. This lower machine frame 117 is made of, for example, modified PPO, polycarbonate),
It is molded from thermoplastic resin such as ABS, and integrally includes the feeding log guide 113, the feeding guide 114, the transfer guide 115° and the conveying guide 116. Therefore, the positional accuracy of each guide, roller, and drum is controlled by the dimensional accuracy of the lower machine frame, the position of the rollers and drum on the upper machine frame, and the type of installation of the upper Banzai frame and the lower machine frame. , the conventional 111 member, guide mounting member, and positioning jig are completely unnecessary. Furthermore, since the entire guide is molded, lips, cutouts, etc. to prevent the transfer material from adhering can also be provided in desired locations and in any shape.
以上のように本発明によnば、転写材を*内するための
ガイド部材、ガイド取付部材、ガイド位置出し用治具等
多くの部品、治具が全く不要となるので、製造工程上の
手数が省かnて、組立が容易で、しかも転写材の搬送に
ついて安定した性能を得た画像形成装置を提供すること
ができる。籍に画像形成装置が小型化するにつれ本発明
の効果は大きい。なp、第2図及び第3図の実施例に?
いては、入口から出口に至る全AT!の転写材のガイド
を下方機枠で一体的に形成したが、その他の例としては
一部のガイドを一体的にすることも本発明の変形となる
。As described above, according to the present invention, many parts and jigs such as a guide member for inserting the transfer material, a guide mounting member, and a guide positioning jig are completely unnecessary. It is possible to provide an image forming apparatus that saves labor, is easy to assemble, and has stable performance in conveying the transfer material. As image forming apparatuses become smaller in size, the effects of the present invention become more significant. What about the embodiments in Figures 2 and 3?
All AT from the entrance to the exit! Although the guide for the transfer material is integrally formed with the lower machine frame, it is also a modification of the present invention that some of the guides may be integrally formed.
第1図は従来の電子写真複写機を示す断面図、@2図は
本発明の一実施例を示す電子写真複写機の断面図、第3
図は第2図に示す電子写真複写機の下方機枠の構造を示
す斜視図である。
1.101・・・原稿載置台
2.102・・・集束性光伝送体
3.103・・・感光ドラム
4.104・・・帯電器 5,105・・・現像器t
i 、106・・・給紙ローラ
7.107・・・レジスターローラ
8.108・・・転写帯電器
9.109・・・クリーナ 10,110・・・定着器
11.111・・・排出ローラ
12.112・・・トレイ
13.113・・・給紙ロガイト・
14.114・・・給紙ガイド
15.115・・・−転写ガイド
16.116・・・搬送Iイど
117・・・下方機枠Figure 1 is a cross-sectional view of a conventional electrophotographic copying machine, Figure 2 is a cross-sectional view of an electrophotographic copying machine according to an embodiment of the present invention, and Figure 3 is a cross-sectional view of a conventional electrophotographic copying machine.
This figure is a perspective view showing the structure of the lower machine frame of the electrophotographic copying machine shown in FIG. 2. 1.101... Original table 2.102... Focusing light transmitter 3.103... Photosensitive drum 4.104... Charger 5,105... Developer t
i, 106...Paper feed roller 7.107...Register roller 8.108...Transfer charger 9.109...Cleaner 10,110...Fixer 11.111...Ejection roller 12 .112...Tray 13.113...Paper feed guide 14.114...Paper feed guide 15.115...-Transfer guide 16.116...Transportation I 117...Lower machine frame
Claims (1)
方機枠と、転溶材を搬送するための141部材とを一体
的に形成したことを特徴とする1偉形成装置。A 1-1 image forming apparatus characterized in that a lower machine frame supporting the constituent members of the main body of the 11-1 image forming apparatus and a 141 member for conveying melt transfer material are integrally formed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57001646A JPS58118659A (en) | 1982-01-08 | 1982-01-08 | Image forming device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57001646A JPS58118659A (en) | 1982-01-08 | 1982-01-08 | Image forming device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58118659A true JPS58118659A (en) | 1983-07-14 |
Family
ID=11507277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57001646A Pending JPS58118659A (en) | 1982-01-08 | 1982-01-08 | Image forming device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58118659A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2601155A1 (en) * | 1986-04-17 | 1988-01-08 | Canon Kk | ELECTROGRAPHIC PRINTING APPARATUS |
EP0493799A2 (en) * | 1990-12-31 | 1992-07-08 | Texas Instruments Incorporated | Unibody printing system and process |
EP0503610A2 (en) * | 1991-03-12 | 1992-09-16 | Mita Industrial Co., Ltd. | Image forming apparatus |
JPH04308863A (en) * | 1991-04-05 | 1992-10-30 | Mita Ind Co Ltd | Image forming device |
EP0511678A2 (en) * | 1991-04-30 | 1992-11-04 | Mita Industrial Co., Ltd. | Image forming apparatus |
JPH04328765A (en) * | 1991-04-30 | 1992-11-17 | Mita Ind Co Ltd | Image forming device |
US6785933B2 (en) | 2001-06-09 | 2004-09-07 | Lg Electronics Inc. | Suction head of vacuum cleaner with power brush |
-
1982
- 1982-01-08 JP JP57001646A patent/JPS58118659A/en active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2601155A1 (en) * | 1986-04-17 | 1988-01-08 | Canon Kk | ELECTROGRAPHIC PRINTING APPARATUS |
EP0493799A2 (en) * | 1990-12-31 | 1992-07-08 | Texas Instruments Incorporated | Unibody printing system and process |
EP0493799B1 (en) * | 1990-12-31 | 1997-03-05 | Texas Instruments Incorporated | Unibody printing system and process |
EP0503610A2 (en) * | 1991-03-12 | 1992-09-16 | Mita Industrial Co., Ltd. | Image forming apparatus |
JPH04283759A (en) * | 1991-03-12 | 1992-10-08 | Mita Ind Co Ltd | Image forming device |
JPH04308863A (en) * | 1991-04-05 | 1992-10-30 | Mita Ind Co Ltd | Image forming device |
EP0511678A2 (en) * | 1991-04-30 | 1992-11-04 | Mita Industrial Co., Ltd. | Image forming apparatus |
JPH04328765A (en) * | 1991-04-30 | 1992-11-17 | Mita Ind Co Ltd | Image forming device |
US6785933B2 (en) | 2001-06-09 | 2004-09-07 | Lg Electronics Inc. | Suction head of vacuum cleaner with power brush |
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