JPS58125538A - Setting/removing device for sheets feed roller - Google Patents

Setting/removing device for sheets feed roller

Info

Publication number
JPS58125538A
JPS58125538A JP746882A JP746882A JPS58125538A JP S58125538 A JPS58125538 A JP S58125538A JP 746882 A JP746882 A JP 746882A JP 746882 A JP746882 A JP 746882A JP S58125538 A JPS58125538 A JP S58125538A
Authority
JP
Japan
Prior art keywords
shaft
feed roller
paper feed
fitted
drive shaft
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
Application number
JP746882A
Other languages
Japanese (ja)
Inventor
Masahito Takeshita
竹下　眞仁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujifilm Business Innovation Corp
Original Assignee
Fuji Xerox Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fuji Xerox Co Ltd filed Critical Fuji Xerox Co Ltd
Priority to JP746882A priority Critical patent/JPS58125538A/en
Publication of JPS58125538A publication Critical patent/JPS58125538A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/02—Separating articles from piles using friction forces between articles and separator
    • B65H3/06—Rollers or like rotary separators
    • B65H3/0669—Driving devices therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)

Abstract

PURPOSE:To have easy replacement of feed roller with simple construction by furnishing a pushing member, which shall push the feed roller, pivoted by the feed roller supporting part, so as to put it in engagement with the shaft end of the drive shaft. CONSTITUTION:Feed roller supporting part 6 is provided on the extension line of the drive shaft 3, and a feed roller 7 is furnished pivoted by this supporting part 6 and in engagement with the end of the shaft 3 separably. Further, a compression coil spring 13 is installed to press the roller 7 so as to be in engagement with the end of the shaft 3. A circle lip 11 is fitted in a circumferential groove provided in the shaft 8 for the roller 7, and a bushing 12 is fitted from the other end of the shaft 8. After fitting loosely a spring 13 on the shaft 8 and bushing 12, the other end of the shaft 8 is fitted in the bearing 6 installed in the framing 1 in the condition that the spring 13 is compressed, and then one of the ends of the shaft 8 is fitted in a sleeve part 4 of the shaft 3 as well as the notch 9 provided in the shaft 8 is put in engagement with a pin 5 installed in the sleeve 4, and now it is ready for mounting on the framing 1 in the condition that the roller 7 is coupled with the shaft 3.

Description

【発明の詳細な説明】 本発明は工具等を使用せずに給紙ローラの着脱を容易に
行なうことができる給紙ローラ着脱装置に関するもので
ある。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a paper feed roller attachment/detachment device that allows the paper feed roller to be easily attached/detached without using tools or the like.

従来の給紙装置においては、螺子等を用いて機械本体に
給紙ローラを取付けたものが多く、そのため、給紙ロー
ラの取付けまたは交換に時間を要すると＼もに螺子等の
突出で清掃作業を遂行し難い欠点があった。In many conventional paper feed devices, the paper feed roller is attached to the main body of the machine using screws, etc. Therefore, if it takes time to install or replace the paper feed roller, the protrusion of the screw etc. may cause cleaning work. There were drawbacks that made it difficult to carry out.

また工具を必要とせず簡単に給紙ローラの着脱を行なう
ようにしたものでは、構造が複雑となり、コストが高か
った。Further, in a device in which the paper feed roller can be easily attached and detached without the need for tools, the structure is complicated and the cost is high.

本発明はこのような欠点を除去した給紙ローラ着脱装置
の改良に係り、駆動軸と、同駆動軸の延長線上に設けら
れた給紙ローラ支持部と、前記駆動軸の軸端に係脱自在
に係合されると＼もに前記給紙ローラ支持部に枢支され
る給紙ローラと、同ゼ 給紙ローラを前記駆動軸の軸端に係合さ麹るよう賦勢す
る押圧部材とよりなることを特徴とするもので、その目
的とする処は、着脱が容易で構造の簡単な給紙ローラを
供する点にある。The present invention relates to an improvement of a paper feed roller attaching/detaching device that eliminates such drawbacks, and includes a drive shaft, a paper feed roller support section provided on an extension of the drive shaft, and a drive shaft that is connected to and disengages from the shaft end of the drive shaft. When freely engaged, the paper feed roller is pivotally supported on the paper feed roller support portion, and a pressing member that urges the paper feed roller to engage with the shaft end of the drive shaft. The purpose is to provide a paper feed roller that is easy to attach and detach and has a simple structure.

駆動軸の軸端に係脱自在に係合されると−もに前記給紙
ローラ支持部に枢支される給紙ローラと、同給紙ローラ
を前記駆動軸の軸端に係合させるように賦勢する押圧部
材とで構成されているため、前記給紙ローラが前記駆動
軸に係合された状態では、前記押圧部材により前記給紙
ローラが前記駆動軸に連結されたま−となり、同駆動軸
の回転力が前記給紙ローラに伝達され、同給紙ローラの
回転で用紙が給紙されうる。a paper feed roller that is removably engaged with the shaft end of the drive shaft and is pivotally supported by the paper feed roller support portion; and a pressing member that applies force to the drive shaft, so that when the paper feed roller is engaged with the drive shaft, the paper feed roller remains connected to the drive shaft by the pressure member, and the paper feed roller remains connected to the drive shaft. The rotational force of the drive shaft is transmitted to the paper feed roller, and the paper can be fed by rotation of the paper feed roller.

また本発明においては、前記押ＩＥ部材の賦勢力に拡し
て前記給紙ローラを軸方向に沿い移動させると、前記駆
動軸の軸端より給紙ローラを外して、同給紙ローラを取
外すことができる。Further, in the present invention, when the urging force of the pushing IE member is expanded to move the paper feed roller along the axial direction, the paper feed roller is removed from the shaft end of the drive shaft, and the paper feed roller is removed. be able to.

さらに本発明では、前記したと逆の操作を行なうことに
より、前記給紙ローラを取イ＼Ｉけることができる。Furthermore, in the present invention, the paper feed roller can be removed by performing the operation opposite to that described above.

このようＧこ本発明においては、工具を用いることなく
、給紙ローラの一着脱を容易に行なうことができると＼
もに、構造を簡略化してコスト低減を図ることかできる
。In this way, in the present invention, it is possible to easily attach and detach one paper feed roller without using any tools.
In addition, the structure can be simplified and costs can be reduced.

以下ＩＡ而に図示された本発明の一実施例についてｉ説
明する。An embodiment of the present invention illustrated in FIG. 1 will be described below.

１は、複写機本体に設けられた左右一対のフレームで、
同フレーム１の一方には軸受２を介して人力軸３が回転
自在に枢支され、同人力軸３の中心軸の延長線上に位置
して他方の７レーム１に軸受６が嵌装されている。1 is a pair of left and right frames provided on the main body of the copying machine,
A human power shaft 3 is rotatably supported on one side of the frame 1 via a bearing 2, and a bearing 6 is fitted in the other 7 frames 1 located on an extension of the center axis of the human power shaft 3. There is.

しυ）して前記人力軸３の一端４はスリーブ′ｌＪ：に
構成され、同スリーブ部４内で直径方向に指向してピン
５が一体に嵌着されている。One end 4 of the human power shaft 3 is formed into a sleeve 'lJ:, and a pin 5 is integrally fitted within the sleeve portion 4 so as to be oriented in the diametrical direction.

また給紙ローラ７の軸８の一端には、前記入力軸３のピ
ン５に係合しうる切欠き９が形成されると＼もに、同軸
８の他側における端部と中央寄り所要個所とに円周溝が
形成されており、同円周溝にサークリップ１０．１１が
嵌脱自在に嵌合されうるようになっているΦ さらに前記給紙ローラ７の軸８の他側部にブツシュ１２
が嵌装されるように形成され、前記軸受６とブツシュ１
２とに圧縮フィルスプリング１３が介装されるようにな
っている。Further, a notch 9 that can be engaged with the pin 5 of the input shaft 3 is formed at one end of the shaft 8 of the paper feed roller 7, and a notch 9 is formed at one end of the shaft 8 on the other side of the same shaft 8 and at a required point near the center. A circumferential groove is formed in the circumferential groove, and a circlip 10.11 can be removably fitted into the circumferential groove. Bush 12
is formed so that the bearing 6 and the bushing 1 are fitted together.
A compression fill spring 13 is interposed between the two.

図示の実施例は前記したように構成されているので、前
記給紙ローラ７の軸８における他側中央寄りの円周溝に
サークリップ１１を嵌合し、次に同軸８の他側端部より
・ブツシュ１２を嵌装し、同軸８およびブツシュ１２に
圧縮コイルスプリング１３を遊嵌した後、同圧縮コイル
スプリング１３を圧縮させた状態で前記軸８の他側端部
を他方の７レーム１の軸受６に嵌合し、さらに前記軸８
の一側端部を本力軸３のスリーブ部４に嵌合させると＼
もに同軸８の切欠き９をスリーブ部４内のピン５に係合
させれば、給紙ローラ７を入力軸３に連結させた状態で
７レーム１に取付けることができる。Since the illustrated embodiment is configured as described above, the circlip 11 is fitted into the circumferential groove near the center on the other side of the shaft 8 of the paper feed roller 7, and then the other end of the coaxial shaft 8 is fitted. After fitting the bushing 12 and loosely fitting the compression coil spring 13 to the coaxial shaft 8 and the bushing 12, the other end of the shaft 8 is connected to the other seven frames 1 while the compression coil spring 13 is compressed. The shaft 8 is fitted into the bearing 6 of the shaft 8.
When one end of the is fitted into the sleeve part 4 of the main shaft 3,
By engaging the notch 9 of the coaxial shaft 8 with the pin 5 in the sleeve portion 4, the paper feed roller 7 can be attached to the frame 1 while connected to the input shaft 3.

また前記したと逆゛の操作を行なうことにより、入力軸
３と給紙ローラ７との連結を断って給紙ローラ７を取外
すことができる。Further, by performing the operation in reverse to that described above, the input shaft 3 and the paper feed roller 7 can be disconnected and the paper feed roller 7 can be removed.

このように前記実施例においては、工具を全く用いるこ
となく、給紙ローラフの着脱を極めて容易に短某間内に
行なうことができる。In this manner, in the embodiment described above, the paper feed roller ruff can be attached and detached very easily within a certain period of time without using any tools.

さらに給紙ローラ７を取付けた状態では、圧縮コイルス
プリング１３のばね力により給紙ｏ　−５７における軸
８の一側端は入力軸３のスリーブ部４に嵌合されると＼
もに軸８の切欠き９はスリーブ部４のピン５に係合され
るので、給紙ローラ７は入力軸３に安定した状態で確実
に連結され、給紙ローラ７は確実に回転することができ
る。Furthermore, when the paper feed roller 7 is attached, one end of the shaft 8 in the paper feed o-57 is fitted into the sleeve portion 4 of the input shaft 3 due to the spring force of the compression coil spring 13.
Since the notch 9 of the shaft 8 is engaged with the pin 5 of the sleeve portion 4, the paper feed roller 7 is reliably connected to the input shaft 3 in a stable state, and the paper feed roller 7 can be rotated reliably. I can do it.

さらにまた軸受２．６およびブツシュ１２を自己潤滑性
に富んだ低い摩擦係数の材料で構成すれば、ＩＥＭコイ
ルスプリング１３のばね力がこれら部材２．６．１２に
働いても、軽快に回転することができる。Furthermore, if the bearing 2.6 and the bushing 12 are made of a material with high self-lubricating properties and a low coefficient of friction, even if the spring force of the IEM coil spring 13 acts on these members 2.6.12, they will rotate easily. be able to.

以上本発明を図面に図示された実施例について中細に説
明したが、本発明はこのような実施例に限定されるこ−
どなて、本発明の精神を逸脱しない軛囲内で必要に応じ
て適宜自由に設計の改変を施しうるものである。Although the present invention has been described above in detail with reference to the embodiments illustrated in the drawings, it is understood that the present invention is not limited to such embodiments.
The design may be freely modified as needed without departing from the spirit of the present invention.

【図面の簡単な説明】[Brief explanation of drawings]

図面は本発明に係る給紙ローラ蕩脱装置の一実施例を図
示した縦断平面図である。 １・・・フレーム、泊・・・軸受、３・・・入力軸、４
・・・スリーブ部、５・・・ピン、６・・・軸受、７・
・・給紙ローラ、８・・・軸、９・・・切欠き、１０．
１１・・・サークリップ、１２・・・ブツシュ、１３・
・・圧縮コイルスプリング。The drawing is a longitudinal sectional plan view illustrating an embodiment of a paper feed roller dismounting device according to the present invention. 1...Frame, night...bearing, 3...input shaft, 4
...Sleeve part, 5...Pin, 6...Bearing, 7.
...Paper feed roller, 8...shaft, 9...notch, 10.
11... Circlip, 12... Bush, 13.
・Compression coil spring.

Claims (1)

【特許請求の範囲】[Claims] 駆動軸と、同駆動軸の延長線上に設けられた給紙ローラ
支持部と、前記駆動軸の軸端に係脱自在に係合されると
＼もに前記給紙ローラ支持部に枢支される給紙ローラと
、同給紙ローラを前記駆動軸の軸端に係合さよるよう賦
勢する押圧部材とよりなることを特徴とする給紙ローラ
着脱装置。A drive shaft, a paper feed roller support portion provided on an extension of the drive shaft, and a shaft end of the drive shaft that is removably engaged with the drive shaft, and both are pivotally supported by the paper feed roller support portion. A paper feed roller attaching/detaching device comprising: a paper feed roller; and a pressing member that urges the paper feed roller to engage with the shaft end of the drive shaft.
JP746882A 1982-01-22 1982-01-22 Setting/removing device for sheets feed roller Pending JPS58125538A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP746882A JPS58125538A (en) 1982-01-22 1982-01-22 Setting/removing device for sheets feed roller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP746882A JPS58125538A (en) 1982-01-22 1982-01-22 Setting/removing device for sheets feed roller

Publications (1)

Publication Number Publication Date
JPS58125538A true JPS58125538A (en) 1983-07-26

Family

ID=11666625

Family Applications (1)

Application Number Title Priority Date Filing Date
JP746882A Pending JPS58125538A (en) 1982-01-22 1982-01-22 Setting/removing device for sheets feed roller

Country Status (1)

Country Link
JP (1) JPS58125538A (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6381049U (en) * 1986-11-17 1988-05-28
EP0347898A2 (en) * 1988-06-23 1989-12-27 Mita Industrial Co., Ltd. Paper delivery apparatus using roller
JPH02132034A (en) * 1988-11-11 1990-05-21 Mita Ind Co Ltd Sheet feed roller device
JPH0286943U (en) * 1988-12-23 1990-07-10
US5127644A (en) * 1989-07-16 1992-07-07 Mita Industrial Co., Ltd. Paper-supplying device for an image-forming apparatus
US5139252A (en) * 1989-07-15 1992-08-18 Mita Industrial Co., Ltd. Paper-supplying device in an image-forming apparatus
US5156388A (en) * 1990-10-16 1992-10-20 Mita Industrial Co., Ltd. Paper supplying device having removable paper supplying rollers
US5265859A (en) * 1991-09-11 1993-11-30 Xerox Corporation Sheet feed apparatus
US5655206A (en) * 1994-12-19 1997-08-05 Fuji Xerox Co., Ltd. Sheet feeder of an image forming apparatus
US5769410A (en) * 1996-09-19 1998-06-23 Xerox Corporation Lift and drive actuators for feeder CRU
EP0871078A1 (en) * 1997-04-11 1998-10-14 Xerox Corporation Integral drive roll bearing assembly

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6381049U (en) * 1986-11-17 1988-05-28
EP0347898A2 (en) * 1988-06-23 1989-12-27 Mita Industrial Co., Ltd. Paper delivery apparatus using roller
US5040779A (en) * 1988-06-23 1991-08-20 Mita Industrial Co., Ltd. Detachable paper delivery roller for a paper utilizing device
JPH02132034A (en) * 1988-11-11 1990-05-21 Mita Ind Co Ltd Sheet feed roller device
JPH0286943U (en) * 1988-12-23 1990-07-10
US5139252A (en) * 1989-07-15 1992-08-18 Mita Industrial Co., Ltd. Paper-supplying device in an image-forming apparatus
US5127644A (en) * 1989-07-16 1992-07-07 Mita Industrial Co., Ltd. Paper-supplying device for an image-forming apparatus
US5156388A (en) * 1990-10-16 1992-10-20 Mita Industrial Co., Ltd. Paper supplying device having removable paper supplying rollers
US5265859A (en) * 1991-09-11 1993-11-30 Xerox Corporation Sheet feed apparatus
US5655206A (en) * 1994-12-19 1997-08-05 Fuji Xerox Co., Ltd. Sheet feeder of an image forming apparatus
US5769410A (en) * 1996-09-19 1998-06-23 Xerox Corporation Lift and drive actuators for feeder CRU
EP0871078A1 (en) * 1997-04-11 1998-10-14 Xerox Corporation Integral drive roll bearing assembly
US6070870A (en) * 1997-04-11 2000-06-06 Xerox Corporation Integral drive roll bearing assembly

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