JPS62209562A - Copying device - Google Patents
Copying deviceInfo
- Publication number
- JPS62209562A JPS62209562A JP5301086A JP5301086A JPS62209562A JP S62209562 A JPS62209562 A JP S62209562A JP 5301086 A JP5301086 A JP 5301086A JP 5301086 A JP5301086 A JP 5301086A JP S62209562 A JPS62209562 A JP S62209562A
- Authority
- JP
- Japan
- Prior art keywords
- main body
- connector
- unit
- discharge electrode
- drum
- 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
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000638 solvent extraction Methods 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000009955 peripheral mechanism Effects 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は放電極を搭載したユニット例えば荷電極を搭
載したドラムユニットを本体に対して装脱可能に設けた
複写装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a copying machine in which a unit equipped with a discharge electrode, such as a drum unit equipped with a charging electrode, is removably attached to a main body.
一般に複写装置は感光体ドラムを中心にしてその周囲に
感光体ドラムに電荷を付与する荷電極と、原稿台ガラス
上の原稿に光源からの光線を当て、その反射光を光学系
を介して露光して静電潜像を形成させる露光部と、該静
電潜像をトナー画像に現像する現像部と、トナー画像を
記録紙に転写する転写部と、転写後にドラム上に残留す
るトナーを掻き落とすクリーニング部を備えるとともに
、前記転写部に記録紙を給紙する給紙部及び転写後の記
録紙の定着部及び排紙部を備えている。この複写装置は
組み立て。In general, a copying machine has a photoconductor drum at its center, a charged electrode that applies an electric charge to the photoconductor drum, a light beam from a light source that shines on the original on the platen glass, and the reflected light is exposed through an optical system. an exposure section that forms an electrostatic latent image; a development section that develops the electrostatic latent image into a toner image; a transfer section that transfers the toner image onto recording paper; The image forming apparatus includes a cleaning section for removing the recording paper, a paper feeding section for feeding the recording paper to the transfer section, a fixing section for the recording paper after transfer, and a paper ejection section. This copying device is assembled.
交換、修理、清掃等の作業性や操作性を向上させるため
、単一機構ごと、或いは隣接する複数の機構ごとにユニ
ット化され、装脱可能に設けていることが多い、特に、
複写装置のコンパクト化やカラーコピー化が進んでくる
と、荷電極を含むドラムユニットとか、現像器ユニット
の交換等がユーザーサイドで自由にしかも簡単に行える
ようにすることが必要となってくる。In order to improve the workability and operability of replacement, repair, cleaning, etc., each single mechanism or multiple adjacent mechanisms are often unitized and provided removably.
As copying machines become more compact and color copies become more compact, it becomes necessary for users to be able to freely and easily replace drum units containing charging electrodes and developer units.
しかしながら、前記ドラムユニットの如（放電極を搭載
したユニットの場合は該ユニットを装入したときに、放
電極と本体側電線とを接続するコネクターを必要とする
が１通常、放電極コネクターに結合する本体側コネクタ
ーは本体骨格の内面にネジやその他の部品を用いて固定
されているため９組み立て工数が増大したばかりでなく
、締め付はネジ等の緩みで抜き差し時にコネクター同士
の接続が不完全になる虞もあった。However, like the drum unit described above (in the case of a unit equipped with a discharge electrode, when the unit is installed, a connector is required to connect the discharge electrode and the electric wire on the main body side. The connectors on the main body are fixed to the inner surface of the main body frame using screws and other parts, which not only increases the number of assembly steps, but also loosens the screws and causes incomplete connection between the connectors when they are inserted or removed. There was a possibility that it would happen.
また１本体骨格の内面にネジ等で固定された本体側コネ
クターは本体内部に突出されることから、突出骨だけユ
ニット設置スペースを狭めるため、装置のコンパクト化
の障害になっていた。Furthermore, since the main body side connector fixed to the inner surface of the main body skeleton with screws or the like protrudes into the main body, the protruding bone narrows the unit installation space, which is an obstacle to making the device more compact.
この発明は上記の問題を解消するためのもので２本体側
コネクターの組み立て工数を低減するとともに、抜き差
し時に放電極と本体側の電線との接続を確実に行わせ、
これが不完全にならないようにし、かつ、装置のコンパ
クト化を可能にした複写装置を提供することを目的とし
ている。This invention is intended to solve the above-mentioned problems, and reduces the number of steps required to assemble the two main body side connectors, as well as ensuring the connection between the discharge electrode and the electric wire on the main body side when plugging and unplugging.
It is an object of the present invention to provide a copying apparatus which prevents this from becoming incomplete and which enables the apparatus to be made more compact.
上記の目的を達成するため、この発明は複写装置本体に
対して放電極を搭載したユニットを装脱可能に設け、該
ユニットの装入端に設けた放電極コネクターに結合でき
る本体側コネクターを本体骨格に一体に設けるように構
成したものである。In order to achieve the above object, the present invention provides a unit equipped with a discharge electrode in a removable manner with respect to the main body of a copying machine, and a connector on the main body side that can be connected to a discharge electrode connector provided at the charging end of the unit. It is configured to be integrated into the skeleton.
次に、この発明を添付図面に示す実施例に基づいて説明
する。Next, the present invention will be described based on embodiments shown in the accompanying drawings.
第１図は複写装置の断面図を示している１図において、
１は本体、２は本体１内に設置した感光体ドラムである
。感光体ドラム２の周囲にはこれに電荷を付与する荷電
器３と、原稿台ガラス４上の原稿５に光源６からの光線
を当て。FIG. 1 shows a cross-sectional view of a copying device.
1 is a main body, and 2 is a photosensitive drum installed inside the main body 1. A charger 3 is placed around the photosensitive drum 2 to apply an electric charge thereto, and a light beam from a light source 6 is applied to the document 5 on the document table glass 4.
その反射光を露光して静電潜像を形成させるレンズ７と
、静電潜像を静電吸着によりトナーを吸着させる現像器
８と、そのトナー画像を記録紙に転写する転写器９と、
転写後にドラム上に残留するトナーを掻き落とすクリー
ニング部１０を備えるとともに、前記転写器９に記録紙
１１を給紙する給紙機構１２及び転写後の記録紙の定着
器１３及び排紙機構１４を備えている。a lens 7 that exposes the reflected light to form an electrostatic latent image; a developing device 8 that adsorbs toner on the electrostatic latent image by electrostatic adsorption; and a transfer device 9 that transfers the toner image onto recording paper.
It includes a cleaning section 10 for scraping off toner remaining on the drum after transfer, a paper feed mechanism 12 for feeding recording paper 11 to the transfer device 9, a fixing device 13 for the recording paper after transfer, and a paper discharge mechanism 14. We are prepared.
第２図は前記感光体ドラム２．荷電器３．クリーニング
部１０及び他のドラム周辺機構よりなるドラムユニット
を示している。８亥ドラムユニツト１５は定着器１３側
に設けた張出部１６を本体骨格１の側枠間に一体に設け
たドラムユニット覆い部１９の定着器側下縁部１９′に
取付けた定着進入ガイド部材１８上に載せ、また９現像
器８側の張出部１７を現像器８の設置室８′との仕切壁
２０に設けた凹溝２０′に嵌合させてドラム軸方向に装
脱できるようになっている。FIG. 2 shows the photosensitive drum 2. Charger 3. A drum unit consisting of a cleaning section 10 and other drum peripheral mechanisms is shown. 8. The drum unit 15 is a fixing entry guide member attached to a lower edge 19' on the fuser side of a drum unit cover 19, which has an overhang 16 provided on the fuser 13 side and is integrally provided between the side frames of the main body frame 1. 18, and the projecting portion 17 on the side of the developing device 9 is fitted into a groove 20' provided in a partition wall 20 between the developing device 8 and the installation chamber 8', so that it can be loaded and removed in the axial direction of the drum. It has become.
前記荷電器３は第３図示の如く感光体ドラム２上に電荷
を付与する放電ワイヤー３１とそのバンクプレート３２
を備えている。これら放電ワイヤー３１及びバックプレ
ート３２を第４図示の如く取付けたドラムユニット１５
の装入端側の取付ブロック３３の外端は先細状の筒部３
４としてユニット端壁１５′より突出しているとともに
、その筒部３４内には放電極コネクター３５が設けられ
ている。この放電極コネクター３５はその基部が前記放
電ワイヤー３１の端部をバネ３６を介して結着するフッ
ク３５′になっている。The charger 3 includes a discharge wire 31 and its bank plate 32 that apply charges to the photoreceptor drum 2, as shown in the third figure.
It is equipped with A drum unit 15 with these discharge wires 31 and back plate 32 attached as shown in the fourth figure.
The outer end of the mounting block 33 on the charging end side is a tapered cylindrical portion 3.
4 protrudes from the unit end wall 15', and a discharge electrode connector 35 is provided within the cylindrical portion 34. The base of the discharge electrode connector 35 is a hook 35' that connects the end of the discharge wire 31 via a spring 36.
３７は前記放電極コネクター３５が結合する本体側コネ
クターで、該本体側コネクター３７は前記筒部３４が適
合するように本体１に設けた凹部３８内に設けられてい
る。３９は電源接続リード線である。Reference numeral 37 denotes a main body side connector to which the discharge electrode connector 35 is coupled, and the main body side connector 37 is provided in a recess 38 provided in the main body 1 so that the cylindrical portion 34 fits therein. 39 is a power supply connection lead wire.
なお１本実施例では放電極コネクター３５はバネ接片で
２本体側コネクター３７は金属ピンでそれぞれ形成して
いるが、この逆であってもよい。In this embodiment, the discharge electrode connector 35 is formed of a spring contact piece, and the two main body side connectors 37 are formed of metal pins, but the reverse may be used.
上記実施例において、ドラムユニット１５はその定着器
１３側に設けた張出部１６を定着進入ガイド部材１８上
に載せ、また、現像器８側に設けた張出部１７を現像器
８の設置室との仕切壁２０の凹溝２０′に嵌合させ、こ
れをガイドとして装入すると、荷電器３の放電ワイヤー
３１とバックプレート３２を取付けた取付ブロック３３
の外端に設けた筒部３４が本体骨格１の凹部３８に嵌入
する。従って、前記筒部３４内の放電極コネクター３５
と、前記凹部３８内の本体側コネクター３７とは互いに
結合することとなる。この結合性は筒部３４と凹部３８
とが嵌合することから確実に行われ、その抜き差しによ
ってこれが不完全になることがない。In the above embodiment, the drum unit 15 has a projecting portion 16 provided on the side of the fixing device 13 placed on the fixing entry guide member 18, and a projecting portion 17 provided on the side of the developing device 8 placed on the installation chamber of the developing device 8. The mounting block 33 to which the discharge wire 31 of the charger 3 and the back plate 32 are attached is fitted into the groove 20' of the partition wall 20 and inserted as a guide.
A cylindrical portion 34 provided at the outer end of the main body frame 1 fits into a recess 38 of the main body frame 1. Therefore, the discharge electrode connector 35 inside the cylindrical portion 34
and the main body side connector 37 in the recess 38 are coupled to each other. This connection is achieved between the cylindrical portion 34 and the recessed portion 38.
This is done reliably because they fit together, and there is no possibility of incomplete insertion or removal.
なお、上記実施例では放電極として荷電器の場合を説明
したが、転写極の場合にも同様に応用できることは勿論
である。In the above embodiments, the case where a charger is used as the discharge electrode is explained, but it goes without saying that the present invention can be similarly applied to the case of a transfer electrode.
以上のように、この発明は複写装置本体に対して放電極
を搭載したユニットを装脱可能に設け、該ユニットの装
入端に設けた放電極コネクターに結合できる本体側コネ
クターを本体骨格に一体に設けたことを特徴としている
から、ユニットの装入時に放電極コネクターと本体側コ
ネクターとの接続が確実に行われるとともに。As described above, the present invention provides a unit equipped with a discharge electrode in a removable manner with respect to the copying apparatus main body, and integrates a main body side connector into the main body frame that can be connected to a discharge electrode connector provided at the charging end of the unit. This feature ensures that the discharge electrode connector and the main unit connector are connected reliably when the unit is inserted.
本体側コネクターが本体骨格と一体になっているため、
ネジやその他の部品を用いて固定する必要がな（、締め
付はネジ等の締め込み不足や緩みでコネクター同士の接
続が不完全となる虞れもないし９本体側コネクターがユ
ニット設置スペース内に出っ張ることがないから、装置
をコンパクト化できるなど、各種の優れた効果を奏する
ものである。Because the main body side connector is integrated with the main body frame,
There is no need to use screws or other parts to fix the connectors (there is no need to tighten the screws, etc., or there is no risk of incomplete connection between connectors due to insufficient tightening or loosening of the screws, etc.). Since there is no protrusion, the device can be made more compact and has various excellent effects.
図はこの発明の実施例し、第１図は全体の断面図、第２
図はドラムユニットの略示的拡大斜視図、第３図は荷電
器のコネクターと本体側コネクターとの関係を示す斜視
図、第４図は同断面図である。
１−ｍ一本体
２−感光体ドラム
３−・−荷電器
１５− ドラムユニット
３１−・放電ワイヤー
３２−バックプレート
３３−取付ブロック
３１−ｍ−筒部
３５・−放電極コネクター
３７一本体側コネクター
３８−・凹部
特 許 出願人 小西六写真工業株式会社蕉
Ｉ
第４図The figures show an embodiment of the invention, with Figure 1 being an overall sectional view and Figure 2 being an overall sectional view.
3 is a schematic enlarged perspective view of the drum unit, FIG. 3 is a perspective view showing the relationship between the charger connector and the main body side connector, and FIG. 4 is a sectional view thereof. 1-m-main body 2-photosensitive drum 3--charger 15--drum unit 31--discharge wire 32--back plate 33-mounting block 31-m-cylindrical portion 35--discharge electrode connector 37-main body side connector 38 -・Concave Patent Applicant: Shō I, Konishiroku Photo Industry Co., Ltd. Figure 4
Claims (3)
を装脱可能に設け、該ユニットの装入端に設けた放電極
コネクターに結合できる本体側コネクターを本体骨格に
一体に設けたことを特徴とする複写装置。(1) A unit equipped with a discharge electrode is removably installed in the main body of the copying machine, and a connector on the main body side that can be connected to the discharge electrode connector provided at the charging end of the unit is integrally provided in the frame of the main body. Characteristic copying device.
突出した筒部内に設けられ、本体側コネクターが前記筒
部が適合する本体骨格の凹部内に設けられている特許請
求の範囲第１項記載の複写装置。(2) Claim 1, wherein the discharge electrode connector is provided in a cylindrical portion protruding from the charging end of the unit, and the main body side connector is provided in a recess of the main body frame into which the cylindrical portion fits. Copying device as described.
トである特許請求の範囲第１項記載の複写装置。(3) The copying apparatus according to claim 1, wherein the unit is a drum unit equipped with a charging electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5301086A JPS62209562A (en) | 1986-03-11 | 1986-03-11 | Copying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5301086A JPS62209562A (en) | 1986-03-11 | 1986-03-11 | Copying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62209562A true JPS62209562A (en) | 1987-09-14 |
Family
ID=12930938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5301086A Pending JPS62209562A (en) | 1986-03-11 | 1986-03-11 | Copying device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62209562A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63163870A (en) * | 1986-12-15 | 1988-07-07 | ゼロックス コーポレーション | Charger built-in type processing unit |
| US4914480A (en) * | 1987-09-16 | 1990-04-03 | Ricoh Company, Ltd. | Corona discharging device for an electrophotographic apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58199358A (en) * | 1982-05-17 | 1983-11-19 | Canon Inc | Process kit |
| JPS5945467A (en) * | 1982-09-07 | 1984-03-14 | Konishiroku Photo Ind Co Ltd | Electrostatic charging device |
-
1986
- 1986-03-11 JP JP5301086A patent/JPS62209562A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58199358A (en) * | 1982-05-17 | 1983-11-19 | Canon Inc | Process kit |
| JPS5945467A (en) * | 1982-09-07 | 1984-03-14 | Konishiroku Photo Ind Co Ltd | Electrostatic charging device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63163870A (en) * | 1986-12-15 | 1988-07-07 | ゼロックス コーポレーション | Charger built-in type processing unit |
| US4914480A (en) * | 1987-09-16 | 1990-04-03 | Ricoh Company, Ltd. | Corona discharging device for an electrophotographic apparatus |
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