JPS58176886A - Current collector structure - Google Patents
Current collector structureInfo
- Publication number
- JPS58176886A JPS58176886A JP5853282A JP5853282A JPS58176886A JP S58176886 A JPS58176886 A JP S58176886A JP 5853282 A JP5853282 A JP 5853282A JP 5853282 A JP5853282 A JP 5853282A JP S58176886 A JPS58176886 A JP S58176886A
- Authority
- JP
- Japan
- Prior art keywords
- current collector
- coil spring
- power supply
- optical system
- plate
- 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.)
- Granted
Links
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
本発明は例えば電子写真複写機に用いられる集電器構造
に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a current collector structure used, for example, in an electrophotographic copying machine.
従来、例えば電子写真複写機の可動台においては、照明
ランプ等に給電を行なう九め、装置固定部の電極板に摺
接される集電器が用いられる。従来の集電器は、給電板
金と集電ブラシの間に介装したコイルばねを介して、給
電板金と集電ブラシの間の電気的な結合を行なうから、
コイルばねが発熱して早期に疲労したり、雑音が生じ又
導通不良等の問題を起こしている。Conventionally, for example, in a movable stand of an electrophotographic copying machine, a current collector is used which supplies power to an illumination lamp or the like and which is slidably connected to an electrode plate of a fixed part of the device. In conventional current collectors, the electrical connection between the power supply sheet metal and the current collection brush is achieved through a coil spring interposed between the power supply sheet metal and the current collection brush.
The coil spring generates heat, causing problems such as premature fatigue, noise, and poor continuity.
本発明は、以上に述ぺたような従来の問題に鑑み、リー
ド線の一端が結合される給電板金の一@にカギ孔型溝を
形成し、前記リード線にコイルばねをはめた状聾で他端
に集電ブラシを固定し、前記コイルばねを押縮めた状態
で前記カギ孔11#IKリード線を通し、絶縁ブロック
に給電板金を収容したことを特徴とする集電器構造を提
案するものである。In view of the above-mentioned conventional problems, the present invention has been developed by forming a keyhole-shaped groove in one of the power supply plates to which one end of the lead wire is connected, and in which a coil spring is fitted to the lead wire. A current collector structure is proposed, characterized in that a current collector brush is fixed to the other end, the coil spring is compressed, the 11#IK lead wire is passed through the key hole, and a power supply sheet metal is housed in an insulating block. It is.
以下1図面に示す実施例により本発明の詳細な説明する
。The present invention will be explained in detail below with reference to an embodiment shown in one drawing.
第1図及び第2図は、本発明による集電IIを組込まれ
た電子写真複写機の全体構造を示し。1 and 2 show the overall structure of an electrophotographic copying machine incorporating a current collector II according to the present invention.
電子写真複写機の機体フレーム人は、相対向する一対の
m[IA、IBと、これらの端板IA。The body frame of an electrophotographic copying machine consists of a pair of opposing m [IA, IB, and their end plate IA.
lBに組付けられる一対の側板2A、2Bとから上方を
開放した箱状に構成される。It is constructed into a box shape with an open upper part from a pair of side plates 2A and 2B assembled to IB.
そして、前記機体フレーム人の中央には、第2図に示す
ように、矢印方向九回転駆動される感光体ドラム3が架
設され、この感光体ドラム3の周囲には同ドラムの回転
方向に隣合っ九複数のプロセス機器、即ち帯電電極4、
磁気ブラシ現偉装看5、転写紙案内板6、転写・分離電
極7、除電電極8、クリーニング装置9が配列位置され
、これらのプロセス機器は第1図示のように機体フレー
ム人から引出可能な枠体10に組付けられる。なお、第
2図中、符号11,12゜13 、14.13は給紙カ
セット、給紙ローラ、搬送ローラ、定着装置、排紙ロー
ラ装置である。As shown in FIG. 2, in the center of the machine frame, a photosensitive drum 3 is installed, which is driven nine rotations in the direction of the arrow. a plurality of process devices, namely charging electrodes 4;
A magnetic brush display device 5, a transfer paper guide plate 6, a transfer/separation electrode 7, a static elimination electrode 8, and a cleaning device 9 are arranged and positioned, and these process devices can be pulled out from the machine frame as shown in the first figure. It is assembled to the frame 10. In FIG. 2, reference numerals 11, 12°13, 14, and 13 indicate a paper feed cassette, a paper feed roller, a conveyance roller, a fixing device, and a paper discharge roller device.
前記側板2A、2Bは機体フレーム人の内方へ直角に折
曲げられた上部フランジ2m、!bをそれぞれ有し、こ
れらの上部7ランジ!易。The side plates 2A and 2B have an upper flange 2m bent at right angles inward of the fuselage frame. These upper 7 lunges each have a b! Easy.
2bには断熱性のある樹脂で深皿状に一体成形される露
光光学系ハウジングBが載置される。An exposure optical system housing B integrally molded into a deep dish shape from a resin having heat insulating properties is mounted on 2b.
限定的ではないけれど4、この露光光学系ハウジングB
は、金型キャビティ容量に過少な量の発泡樹脂をまずキ
ャビティ中に射出し、この後キャビティ中に高圧ガスを
吹込んで金型キャビティの表面樹脂を硬化させ、高圧ガ
スを除去して内部樹脂を発泡する成形法を採用すること
により、軽量で断熱性に富み、湯ヒケのない精密な寸法
のハウジングを得ることができる。Although not limited, 4. This exposure optical system housing B
The method involves first injecting a small amount of foamed resin into the mold cavity, then blowing high-pressure gas into the cavity to harden the surface resin of the mold cavity, and removing the high-pressure gas to harden the internal resin. By employing a foaming molding method, it is possible to obtain a housing with precise dimensions that is lightweight, highly insulating, and free from hot water sinks.
露光光学系ハウジングBは、略直方形の底壁l・と、こ
の底l1l16の四方を取囲む一対の端壁17A、17
B及び@1118A、18Bとを備え、これらの端壁1
7人、17B及び@918A、 18 Bには多数の通
風孔19が穿ってあり、前記底!16の四方隅に形成さ
れる取付孔20に差込まれる順相ねじ21を前記上部7
ランジ2a、2bのねじ穴22にねじ込むことにより、
露光光学系ハウジングBを機体フレームAK固定するこ
とができろ。したがって、機体フレームAK対する露光
光学系ハウジングBの組立状態では、第2図示のように
機体ハウジングYと機体フレーム人の間の空間OK通風
孔19が連絡されるため、′ニー1
露光光学系ハウジングBの内部に機内風の対流または吹
抜けが起こり、霧光光学系の過熱が阻止されることにな
る。The exposure optical system housing B includes a substantially rectangular bottom wall l, and a pair of end walls 17A, 17 surrounding the bottom l1l16 on all sides.
B and @1118A, 18B, and these end walls 1
7 people, 17B and @918A, 18B have many ventilation holes 19, and the bottom! The normal phase screws 21 inserted into the mounting holes 20 formed at the four corners of the upper part 7
By screwing into the screw holes 22 of the lunges 2a and 2b,
Can the exposure optical system housing B be fixed to the aircraft frame AK? Therefore, when the exposure optical system housing B is assembled to the aircraft frame AK, the space OK ventilation hole 19 between the aircraft housing Y and the aircraft frame person is connected as shown in the second diagram. Convection or blow-by of the cabin air occurs inside B, and overheating of the fog light optical system is prevented.
そして、前記露光光学系ハウジングBの底壁16の中央
には、投影レンズ職付座23が一体成形され、この投影
レンズ取付座23には投影レンズ24が@U″字状のバ
ンド鵞5をm−て取付けられる。また、前記底壁16の
一端寄りの部分には上方に立上がった遮光箱26が一体
成形され、この遮光箱26の投影レンズ24とは夏対側
の層面には感光体ドラム30周面九指向されたミラー2
7が固定される。また、下方を開放し九遁光箱26の下
面はスリン)28mを有する抜差自在゛な小さな遮光板
28で覆われている。A projection lens mounting seat 23 is integrally molded in the center of the bottom wall 16 of the exposure optical system housing B, and a projection lens 24 is attached to the projection lens mounting seat 23 with a U''-shaped band 5. In addition, a light-shielding box 26 rising upward is integrally molded in a portion near one end of the bottom wall 16, and a layer surface of this light-shielding box 26 on the side opposite to the projection lens 24 has a photosensitive layer. body drum 30 circumferential surface nine oriented mirror 2
7 is fixed. Further, the lower surface of the nine-ton light box 26, which is open at the bottom, is covered with a small light-shielding plate 28 having a length of 28 m and which can be freely removed and removed.
前記露光光学系ハウジングBの両側壁18人。18 people on both side walls of the exposure optical system housing B.
111Bの上面は照明ランプ29、ミラー3o及びスリ
ット板31 ′ft:9付けられた第1可動台320両
端部を乗せられる案内レール面33A、33Bとされ、
これらの案内レール面33A、 33Bよりも内部下方
に位置した両側壁tsA、uBの案内レール面34には
、直角な角度をなした2枚のミラー35.36を有する
第2可動台37の両端部が案内支持される。The upper surface of 111B serves as guide rail surfaces 33A and 33B on which the illumination lamp 29, mirror 3o, and both ends of the first movable base 320 attached to the slit plate 31'ft:9 are placed.
On the guide rail surfaces 34 of the side walls tsA, uB located internally lower than these guide rail surfaces 33A, 33B, both ends of the second movable base 37 have two mirrors 35, 36 at right angles. part is guided and supported.
勿論、前記第1可動台32の端部、1s2可動台37の
端部の遊動プーリ38.側壁18A、 111Bの両端
の固定プーリ39’、40 、側壁18人の中間部の中
継プーリ41の間には図示を省略するワイヤが掛渡され
、このワイヤによって第1可動台32は一定の速度で、
を九、第2可動台37は第1可動台32の1/!の速度
で移動されることKなる。Of course, the floating pulley 38 at the end of the first movable base 32 and the end of the 1s2 movable base 37. A wire (not shown) is stretched between fixed pulleys 39' and 40 at both ends of the side walls 18A and 111B, and a relay pulley 41 in the middle of the 18 side walls, and this wire moves the first movable base 32 at a constant speed. in,
9, the second movable base 37 is 1/! of the first movable base 32! It will be moved at a speed of K.
前記第1可動台SZの両端部には、前記解明ランプ29
に対する電流供給のため、第3図示のような一対の集電
器4xが固定しである。即ち、この集電a42はL字状
に折曲加工される給電板金43の底板部43mを落込め
る収容孔44を形成され九樹脂製の絶縁ブロック4Bを
有し、この絶縁ブロック41には底板部431の角穴4
6をはめることができる喬1プ四ツク40が一体に成形
され、この垂直ブロック45mの側面のねじ孔4丁には
給電板金43の側板部43bの円孔4sを通して固定ね
じ49がねじ込まれ、この固定ねじ49により給電板金
43は絶縁ブロック46Kliil定される。また、前
記給電板金43の側板部41bには前記照明ランプ29
から導びかれ九電源コード50が接々がれ、この電源コ
ードsOは固定ねじ49によって給電板金43に共線め
される。The elucidation lamp 29 is provided at both ends of the first movable table SZ.
A pair of current collectors 4x as shown in the third figure are fixed in order to supply current to. That is, the current collector a42 has an insulating block 4B made of resin and has a housing hole 44 into which the bottom plate 43m of the power feeding sheet metal 43 bent into an L-shape is inserted, and this insulating block 41 has a bottom plate. Square hole 4 of part 431
A fixing screw 49 is screwed into the four screw holes on the side surface of the vertical block 45m through the circular hole 4s of the side plate portion 43b of the power supply sheet metal 43. This fixing screw 49 fixes the power supply plate 43 to the insulating block 46Kliil. Further, the illumination lamp 29 is provided on the side plate portion 41b of the power supply sheet metal 43.
A nine power cord 50 is led from and connected, and this power cord sO is collinear with the power supply plate 43 by a fixing screw 49.
前記給電板金43には頭部に集電ブラシ51を固定し九
2本のリード線51人、51BO基部がハンダ付けしで
ある。即ち、これらのリード線11A、 51Bは第4
図示のようFCコイルばね52をはめ念状態で側板部4
3bK寄った底板部43mの両側に基部をハンダ付けさ
れ、コイルはね52を押縮めながら、底板部43mの反
対側のカギ孔型溝53にリード線slA、 st B
の中間部を差込むことにより組立てられる。A collector brush 51 is fixed to the head of the power feeding sheet metal 43, and the base of 92 lead wires 51 and 51BO are soldered. That is, these lead wires 11A and 51B are
As shown in the figure, with the FC coil spring 52 installed, the side plate 4
3bK, the base is soldered to both sides of the bottom plate 43m, and while compressing the coil spring 52, connect the lead wires slA and stB to the keyhole-shaped groove 53 on the opposite side of the bottom plate 43m.
It is assembled by inserting the middle part of the
勿論、この組立状態ではコイルばね52の押圧力により
集電ブラシ51は上方に向かって移動する習性が与えら
れることになる。Of course, in this assembled state, the current collecting brush 51 has a tendency to move upward due to the pressing force of the coil spring 52.
第1図及び第2図示のように、前記露光光学系ハウジン
グBの両側壁18A、18Bの両端部並びに中間部には
、両側壁111A、18Bの上方に立上った2組3本の
ボスト54A、54B、!!40及び55A、55B、
ssoが一体に成形されゐ。これらの各組のボスト+5
4A、58B、880及び55人。As shown in FIGS. 1 and 2, two sets of three bosses are provided at both ends and in the middle of both side walls 18A and 18B of the exposure optical system housing B, rising above both side walls 111A and 18B. 54A, 54B! ! 40 and 55A, 55B,
The sso is integrally molded. Bost +5 for each of these sets
4A, 58B, 880 and 55 people.
55B、150は、第5図示のように、水平面内にシい
て一線上に整列せぬように、互いに露光光学系ハウジン
グBC1幅方向に偏位した位置に設けられ、頂面即ち瘍
面SSを同一水平面に位置される。そして、これらの各
組のボストl54A。55B and 150 are provided at positions offset from each other in the width direction of the exposure optical system housing BC1 so as not to be lined up in a horizontal plane and aligned in a straight line, as shown in FIG. located on the same horizontal plane. And the boss l54A of each of these sets.
14B、!540及び51A、5!IB、350上には
、前述した集電@42の上方に位置したガラス取付板s
7人、57Bが寒村ねじ58でそれぞれ固定される。14B! 540 and 51A, 5! On IB, 350, there is a glass mounting plate s located above the current collector @42 mentioned above.
Seven people, 57B, are each fixed with Samurai screws 58.
これらのガラス取付板l57A、57Bは電気絶縁性の
樹脂で細長い平板状に作られ、その底面には第6図に破
断して示すように、前述した集電ブラシ51が摺接でき
る平ら九い電極板59が堀設され、これらの電極板59
から前記照明ラングHIK電力が供給されることになる
。なお、前記ガラス窒付板57A、1S7Bの関には、
露光光学系ハウジングBの上方を覆うように原稿台ガラ
スDが掛渡し固定される。These glass mounting plates 157A and 57B are made of electrically insulating resin in the shape of an elongated flat plate, and as shown in the broken view in FIG. Electrode plates 59 are dug, and these electrode plates 59
The lighting rung HIK power is supplied from the lighting rung. In addition, regarding the glass nitrogen attached plates 57A and 1S7B,
A document platen glass D is hung and fixed so as to cover the upper part of the exposure optical system housing B.
以上の説明から明らかなように1本発明の集電器構造に
おいては、集電ブラシ51と給電板金43の間はリード
線51A、518 Kより接続されるため、コイルばね
52が発熱で疲労することは危く、電気的な接続状態も
安定しているから、雑音の発生も々い。従ってコイルば
ねstと集電ブラシ51間で放電すること感なく制御装
置に対する誤信号の発生も防止出来る。また、本発明の
集電器構造においては、集電ブラシ51を給電板金43
#c組付けて絶縁ブロック45に組立てるだけで、簡単
に組立てることができる利点もある。As is clear from the above description, in the current collector structure of the present invention, since the current collecting brush 51 and the power feeding sheet metal 43 are connected through the lead wires 51A and 518K, the coil spring 52 does not get fatigued due to heat generation. is dangerous, and the electrical connection is stable, so there is a lot of noise. Therefore, no discharge occurs between the coil spring st and the current collecting brush 51, and generation of an erroneous signal to the control device can be prevented. Further, in the current collector structure of the present invention, the current collecting brush 51 is connected to the power feeding sheet metal 43.
Another advantage is that it can be easily assembled by simply assembling #c and assembling it on the insulating block 45.
第1図は本発明を施こした電子写真複写機の機体の分解
斜視図、第2図は同複写機の伺断面図、第3図は集電器
の分解図、第4図は集電ブラシの組立方の説明図、第5
図は露光光学系ハウジングとガラス支持板との関係を示
し九分解斜視図である。
B・・・露光光学系ハウジング。
D・・・原稿台ガラス、 29・・・照明ランプ、
42・・・集電器、 43・・・給電板金、4
m・・・絶縁ブロック、 81・・・集電ブラシ、1
1A、51B・・・リード線、 52・・・コイルば
ね。
特許出願人 小西六写真工業株式会社
45a
予 乙 図Fig. 1 is an exploded perspective view of the body of an electrophotographic copying machine according to the present invention, Fig. 2 is a cross-sectional view of the copying machine, Fig. 3 is an exploded view of a current collector, and Fig. 4 is a current collector brush. Explanatory diagram of how to assemble the 5th
The figure is a nine exploded perspective view showing the relationship between the exposure optical system housing and the glass support plate. B...Exposure optical system housing. D...Original table glass, 29...Illumination lamp,
42... Current collector, 43... Power supply sheet metal, 4
m... Insulation block, 81... Current collector brush, 1
1A, 51B...Lead wire, 52...Coil spring. Patent applicant: Konishiroku Photo Industry Co., Ltd. 45a
Claims (1)
孔型溝を形成し、前記リード線にコイルばねをはめた状
態で他端に集電ブラシを固定し、前記コイルばねを押縮
めた状態で前記カギ孔型#llKリード線を通し、絶縁
ブロックに給電板金を収容し念ことを特徴とする集電器
構造。1) Form a keyhole-shaped groove in one of the power supply plates to which one end of the lead wire is connected, and with a coil spring fitted to the lead wire, fix a current collector brush to the other end, and press the coil spring. A current collector structure characterized in that the keyhole type #llK lead wire is passed through in a contracted state and a power supply plate is housed in an insulating block.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5853282A JPS58176886A (en) | 1982-04-08 | 1982-04-08 | Current collector structure |
US06/479,820 US4511237A (en) | 1982-04-08 | 1983-03-28 | Electrophotographic reproducing machine |
EP83301748A EP0092326B1 (en) | 1982-04-08 | 1983-03-29 | Electrophotographic reproducing machine |
DE8383301748T DE3365556D1 (en) | 1982-04-08 | 1983-03-29 | Electrophotographic reproducing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5853282A JPS58176886A (en) | 1982-04-08 | 1982-04-08 | Current collector structure |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58176886A true JPS58176886A (en) | 1983-10-17 |
JPH0223991B2 JPH0223991B2 (en) | 1990-05-28 |
Family
ID=13087038
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5853282A Granted JPS58176886A (en) | 1982-04-08 | 1982-04-08 | Current collector structure |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58176886A (en) |
-
1982
- 1982-04-08 JP JP5853282A patent/JPS58176886A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0223991B2 (en) | 1990-05-28 |
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