JPS63143127A - Circulating type automatic document feeder - Google Patents

Circulating type automatic document feeder

Info

Publication number
JPS63143127A
JPS63143127A JP29115286A JP29115286A JPS63143127A JP S63143127 A JPS63143127 A JP S63143127A JP 29115286 A JP29115286 A JP 29115286A JP 29115286 A JP29115286 A JP 29115286A JP S63143127 A JPS63143127 A JP S63143127A
Authority
JP
Japan
Prior art keywords
document
guide
original
conveyance path
return
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
JP29115286A
Other languages
Japanese (ja)
Inventor
Kenji Ito
伊藤 研志
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.)
Minolta Co Ltd
Original Assignee
Minolta 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 Minolta Co Ltd filed Critical Minolta Co Ltd
Priority to JP29115286A priority Critical patent/JPS63143127A/en
Priority to US07/122,124 priority patent/US4786039A/en
Publication of JPS63143127A publication Critical patent/JPS63143127A/en
Pending legal-status Critical Current

Links

Landscapes

  • Holders For Sensitive Materials And Originals (AREA)
  • Conveyance By Endless Belt Conveyors (AREA)
  • Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)

Abstract

PURPOSE:To promote the smooth feed of a document to a return feed guide, by fitting a document guide path of the return feed guide, which is able to adjust its position introducing the document, fed to be returned to a document storage part, to a predetermined position in accordance with a size, to a return feed part of a circulative conveying path extensibly and contractibly in accordance with a position of the return feed guide. CONSTITUTION:A return feed guide 31 is formed by an angle cover 33 having a control knob 32 protruding to the upper from a document storage part 6, and a document accepting port 35, tapered toward a discharge port 34, is formed by a rear directed wall 33a and a guide wall 33b. The accepting port 35 is integrally moved with the guide 31, fitting a movable conveying path 36 which is oscillatable so as to enable a document from a curved conveying path 17 to be fed into the accepting port 35 through any of its positions. Accordingly, movement of the accepting port 35 by the longitudinal movement of the guide 31 continues fitting by the extending and contracting action with the movable conveying path 36, and the return feed document can be smoothly fed with no necessity for retracting the movable conveying path 36.

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明は循環式自動原稿送り装置に関するものであり、
主として複写機において所定枚の原稿を積層した順番通
りに一枚一枚プリントすることを自動的に繰返し行い、
仕分は作業なしに前記積層単位づつのプリント物を必要
部数得るのに利用される。
[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a circulating automatic document feeder,
Mainly in a copying machine, a predetermined number of original documents are automatically and repeatedly printed one by one in the order in which they are stacked.
Sorting is used to obtain the required number of prints for each layered unit without any work.

(従来の技術) この種の循環式自動原稿送り装置は、通常原稿を積層状
態に収納して一枚づつ給紙する給紙手段付きの原稿収納
部と、原稿収納部から送出される原稿をプラテン部まで
移送する給送路と、プラテン部の原稿を原稿収納部に返
送する返送路とを有し、特公昭56−40338号公報
で知られている。この公知のものは原稿収納部に積層収
納した複数枚の原稿を一枚一枚給送してプリントに供し
た後原稿収納部に返送するのに、原稿収納部の一定後端
位置にまで後端を送り付けるようになっている。
(Prior Art) This type of circulating automatic document feeder normally has a document storage section with a paper feeding means that stores documents in a stacked state and feeds them one by one, and a document storage section that stores documents in a stacked manner and feeds the documents one by one. It has a feeding path for transporting a document to a platen section and a return path for returning a document from the platen section to a document storage section, and is known from Japanese Patent Publication No. 56-40338. This known method feeds multiple sheets of originals stacked and stored in a document storage section one by one, prints them, and then returns them to the document storage section. It is designed to send the end.

(発明が解決しようとする問題点) しかし前記公知のものでは、種々のサイズの原稿に利用
しようとすると、プリント後原稿収柄部に返送した原稿
は後端位置が一定になるものの先端位置はサイズごとに
異なって所定の給紙位置に到達されなかったりし、特定
のサイズの原稿しか安定給送することができない。この
ため利用できる原稿のサイズが限られ、原稿サイズにJ
IS規格のA列、B列またその他のミリサイズ、インチ
サイズ、同じ原稿の縦通しサイズと横通しサイズ等種々
用いられる現状からして非常に不便である。
(Problem to be Solved by the Invention) However, when using the above-mentioned known method for originals of various sizes, the trailing edge position of the original returned to the original document storage section after printing remains constant, but the leading edge position remains the same. Depending on the size, the document may not reach a predetermined feeding position, and only documents of a specific size can be stably fed. For this reason, the size of the original that can be used is limited.
This is very inconvenient in view of the current situation in which various types of documents are used, such as columns A and B of the IS standard, other millimeter sizes, inch sizes, vertical thread sizes and horizontal thread sizes for the same document.

(問題点を解決するための手段) 本発明は前記のような問題点を解決するため、原稿を積
層状態に収納して一枚づつ給紙する給紙手段付きの原稿
収納部と、原稿収納部から送出される原稿をプラテン部
まで移送するとともにさらにプラテン部から原稿収納部
に返送する循環搬送路とを有した循環式自動原稿送り装
置において、原稿収納部に返送される原稿を案内して所
定位置に導く返送ガイドを原稿サイズに応じて位置調節
可能なように設け、返送ガイドの原稿案内路と循環搬送
路の原稿返送部分とを返送ガイドの位置調節に応じ伸縮
可能なように嵌合せたことを特徴とするものである。
(Means for Solving the Problems) In order to solve the above-mentioned problems, the present invention provides a document storage section with a paper feeding means for storing documents in a stacked state and feeding them one by one, and a document storage section. In a circulation type automatic document feeder having a circulation conveyance path for transporting a document sent from a document storage section to a platen section and for returning the document from the platen section to a document storage section, the document is guided to be returned to the document storage section. A return guide that guides the return guide to a predetermined position is provided so that its position can be adjusted according to the document size, and the document guide path of the return guide and the document return portion of the circulation conveyance path are fitted so as to be expandable and retractable according to the position adjustment of the return guide. It is characterized by:

(作 用) 原稿収納部にはその給紙手段が作用する所定給紙位置に
達するようにして原稿を収納すると、原稿をそのサイズ
にかかわりなく給紙手段によって一枚づつ給紙すること
ができる。
(Function) When documents are stored in the document storage section in such a way that they reach a predetermined paper feeding position where the paper feeding means acts, the originals can be fed one by one by the paper feeding means regardless of their size. .

給紙された原稿は循環搬送路に、よってプラテン部まで
移送してプリントに供した後原稿収納部に返送するので
再度の給紙が可能となる。
The fed document is transferred to the circulating conveyance path to the platen section for printing, and then returned to the document storage section, making it possible to feed the document again.

この再度の給紙のための原稿の返送を、原稿のサイズに
よって位置調節した返送ガイドを通じて行うから、原稿
をそのサイズ如何にかかわりなく所定の給紙位置まで送
付けることができ、再給紙を確実に行うことができる。
This return of the original for re-feeding is done through a return guide whose position is adjusted according to the size of the original, so the original can be sent to the predetermined paper-feeding position regardless of its size, and re-feeding is possible. It can be done reliably.

また返送ガイドを原稿のサイズに応じて位置調節するの
に、その原稿案内路と循環搬送路の原稿返送部分とが嵌
り合った状態で伸縮するから、循環搬送路から位置調節
される返送ガイドに原稿を常時スムーズに移行させるこ
とができるし、返送ガイドを循環搬送路の後方退避なし
に、サイズの大きな原稿を案内する後方位置に移動する
ことができ、循環搬送路を返送ガイドの後方近くの一定
位置に設置しておくことができる。
In addition, when adjusting the position of the return guide according to the size of the document, the document guide path and the document return portion of the circulation conveyance path expand and contract while being fitted together, so that the return guide whose position is adjusted from the circulation conveyance path Documents can be transferred smoothly at all times, the return guide can be moved to the rear position for guiding large documents without having to retreat to the rear of the circulation path, and the circulation path can be moved near the rear of the return guide. It can be placed in a fixed position.

(実施例) 第1図から第4図に示す本発明の一実施例について説明
すれば、第1図に示すように複写機本体1の上面の露光
プラテン2を覆うカバー型のケース3に、原稿4を積層
収納して給紙手段5により一枚づつ送出す原稿収納部6
と、原稿収納部6から送出される原稿4を露光プラテン
2上まで給送するとともに、さらに露光プラテン2上か
ら原稿収納部6に返送する循環搬送路7とを設けたもの
である。
(Embodiment) To explain one embodiment of the present invention shown in FIGS. 1 to 4, as shown in FIG. A document storage section 6 that stores documents 4 in a stack and sends them out one by one by a paper feeding means 5.
A circulating conveyance path 7 is provided for feeding the original 4 sent out from the original storage part 6 onto the exposure platen 2 and further transporting the original 4 from above the exposure platen 2 to the original storage part 6.

原稿収納部6はケース3の上面に第1図、第4図に示す
ような凹陥部として形成してあり、所定枚の原稿4を積
層して収納することができる。給紙手段5は原稿収納部
6の底板8の先端部にほぼ面一状態に下方より臨ませら
れた送出しベルト9と、送出しベルト9の上方に原稿送
出し隙間を残してしπむ前側き片11とを持っていて、
積層原稿4をその下層部のものを除き前側き片11によ
って位置規正および送出し制限しながら送出しベルト9
によって下層のものから順次送出す。これにより積層原
稿4が一度に多数枚送出されるのを制限し、次での捌き
を楽にする。
The document storage section 6 is formed as a concave portion as shown in FIGS. 1 and 4 on the upper surface of the case 3, and can store a predetermined number of documents 4 in a stacked manner. The paper feeding means 5 includes a delivery belt 9 that faces from below almost flush with the tip of the bottom plate 8 of the document storage section 6, and a document delivery gap is left above the delivery belt 9. It has a front piece 11,
The feed belt 9 moves the stacked originals 4, excluding those on the lower layer, while regulating the position and restricting the feed by the front side piece 11.
The data is sent sequentially starting from the lowest layer. This restricts the stacked originals 4 from being sent out in large numbers at once, making it easier to sort them next time.

給紙手段5はまた送出しベルト9の直後に位置する給送
ローラ12とこの給送ローラ12の上部に圧接する捌き
パッド13とを持っており、送出しベルト9によって前
記前側きを受けた数枚の原稿4が送出されてくると、上
層の原稿4は捌きパッド13によって進行を妨げ、最下
層の原稿4のみ給送ローラ12によって給紙できるよう
にする。
The paper feeding means 5 also has a feeding roller 12 located immediately after the feeding belt 9 and a handling pad 13 that presses against the upper part of the feeding roller 12, and the paper receiving means 5 receives the front side shift by the feeding belt 9. When several originals 4 are sent out, the upper originals 4 are prevented from advancing by the handling pad 13, and only the lowermost original 4 can be fed by the feeding roller 12.

前記前側き片11および捌きパッド13は基部を軸14
で枢支されたレバーLに装着し、レバーLは軸14まわ
りの自重による下動習性と図示しない圧接バネの付勢に
よって捌きパッド13を給送ローラ12に圧接させて安
定し、前捌き片11を送出しベルト9上の所定高さ位置
に臨ませている。また、前捌き片11は本体に固定して
もよい。
The front piece 11 and the handling pad 13 have their bases centered on the axis 14.
The lever L is attached to the lever L which is pivotally supported by the shaft 14, and the lever L is stabilized by pressing the sorting pad 13 against the feeding roller 12 by the downward movement due to its own weight around the shaft 14 and the biasing force of a pressure contact spring (not shown), and the pre-sorting piece is 11 is made to face the delivery belt 9 at a predetermined height position. Further, the pre-slicing piece 11 may be fixed to the main body.

循環搬送路7は給紙手段5から給紙される原稿4を露光
プラテン2上に導く給送側の湾曲搬送路15と、露光プ
ラテン2との間に形成される直状搬送路16と、露光プ
ラテン2上の原稿4を原稿収納部6にその後端部側から
返送する返送側の湾曲搬送路17とが連続したものとし
ている。給送側の湾曲搬送路15にはその始端部に給送
ローラ12により少し速くした取出しローラ18が、ま
た後端部にピンチローラ対19がそれぞれ設けられてい
る。取出しローラ18は給紙手段5から湾曲搬送路15
に給送されてくる原稿4を受取った後給紙手段5からそ
の原稿4を取出し湾曲搬送路15に送り進める。このと
き給送ローラ12は内装する一方向クラッチ部で空転し
て従転する。ピンチローラ対19は取出しローラ18か
ら原稿4を送付けられる時点では一定時間停止させられ
、原稿4がスキューしていたとしてもその先端両側がピ
ンチローラ対19の圧接境界部に圧接するのを待って駆
動されることで、原稿4の先端縁が送り方向に直角とな
る正しい姿勢で露光プラテン2上の直状搬送路16に送
出す。
The circulation conveyance path 7 includes a curved conveyance path 15 on the feeding side that guides the document 4 fed from the paper feeding means 5 onto the exposure platen 2, a straight conveyance path 16 formed between the exposure platen 2, A return-side curved conveyance path 17 for returning the document 4 on the exposure platen 2 to the document storage section 6 from the rear end side is continuous. The curved conveyance path 15 on the feeding side is provided with a take-out roller 18 made slightly faster than the feeding roller 12 at its starting end, and a pair of pinch rollers 19 at its rear end. The take-out roller 18 moves from the paper feeding means 5 to the curved conveyance path 15.
After receiving the original 4 fed to the paper feed means 5, the original 4 is taken out from the paper feeding means 5 and sent to the curved conveyance path 15. At this time, the feeding roller 12 idles and rotates by an internal one-way clutch section. The pinch roller pair 19 is stopped for a certain period of time when the document 4 is sent from the take-out roller 18, and even if the document 4 is skewed, it waits for both sides of its leading edge to come into pressure contact with the pressure contact boundary of the pinch roller pair 19. As a result, the leading edge of the document 4 is sent to the straight conveyance path 16 on the exposure platen 2 in a correct posture such that the leading edge thereof is perpendicular to the feed direction.

直状搬送路16は露光プラテン2とその上面に圧接する
ように設けられた搬送ベルト20とで形成してあり、搬
送ベルト20は駆動ローラ21および従動ローラ22に
よって原稿収納部6の底板8の下に張設し、途中をガイ
ドローラ23によって露光プラテン2に圧接させである
。これによって搬送ベルト20は湾曲搬送路15から供
給されてくる原稿4を露光プラテン2上に受入れていき
、また露光プラテン2上に受入れた原稿4を返送側の湾
曲搬送路17に送出す。
The straight conveyance path 16 is formed by the exposure platen 2 and a conveyance belt 20 that is provided in pressure contact with the upper surface of the exposure platen 2. It is stretched downward, and is brought into pressure contact with the exposure platen 2 by a guide roller 23 in the middle. As a result, the conveyor belt 20 receives the document 4 supplied from the curved conveyance path 15 onto the exposure platen 2, and sends the document 4 received onto the exposure platen 2 to the curved conveyance path 17 on the return side.

直状搬送路16の露光プラテン2を返送方向側に外れた
位置に原稿スケール24が設けられている。原稿スケー
ル24は後端側が軸25によって複写機本体1に枢支さ
れ、図示しないソレノイド等の駆動手段で前’4124
 aが露光プラテン2よりも低くなる通常位置と、前縁
24aが露光プラテン2よりも高くなるストッパー位置
とに姿勢制御されるようになっている。この原稿スケー
ル24は通常位置にされると、露光プラテン2から送出
される原稿4をすくい上げて返送側の湾曲搬送路17に
導(が、ストッパー位置では露光プラテン2上に送られ
てくる原稿4の先端を前縁24aで受止め供給される原
稿4を露光プラテン3上の所定プリント位置に位置決め
する。
A document scale 24 is provided at a position away from the exposure platen 2 on the straight conveyance path 16 in the return direction. The rear end of the document scale 24 is pivotally supported on the copying machine main body 1 by a shaft 25, and the front end of the document scale 24 is
The posture is controlled between a normal position where a is lower than the exposure platen 2 and a stopper position where the leading edge 24a is higher than the exposure platen 2. When the original scale 24 is at the normal position, it scoops up the original 4 sent from the exposure platen 2 and guides it to the curved conveyance path 17 on the return side (but when it is at the stopper position, the original 4 sent onto the exposure platen 2 The leading edge of the document 4 is received by the front edge 24a and the supplied original 4 is positioned at a predetermined printing position on the exposure platen 3.

この位置決めはプリント方式が露光光学系でスキャンを
行うものやスキャンなく全面同時露光を行うものに必要
であるが、原稿4を搬送することでスキャンを行う原稿
スキャン方式のものには不要である。本実施例において
は、光学系スキセン、原稿スキャン両複写方式に対応す
るものとする。
This positioning is necessary for printing methods that scan with an exposure optical system or for simultaneous exposure of the entire surface without scanning, but is unnecessary for a document scanning method that scans by transporting the original 4. In this embodiment, it is assumed that both the optical system copying method and original scanning copying method are supported.

返送側の湾曲搬送路17は途中に大径の搬送ローラ26
を有し、この搬送ローラ26の側周面の上部と下部とに
従動ローラ27.28を圧接させ、露光プラテン3上か
ら湾曲搬送路17に送込まれてくる原稿4を搬送ローラ
26の側周面に沿って湾曲させながら搬送し原稿収納部
へその後端部側から返送する。
The curved conveyance path 17 on the return side has a large diameter conveyance roller 26 in the middle.
The driven rollers 27 and 28 are brought into pressure contact with the upper and lower sides of the side circumferential surface of the transport roller 26, and the document 4 sent from above the exposure platen 3 to the curved transport path 17 is moved to the side of the transport roller 26. The document is conveyed while being curved along the circumferential surface and returned to the document storage section from the rear end side.

原稿収納部6の後端部には積層収納する原稿4の後端を
ガイドして原稿4を前記前捌き片11に送付ける後端ガ
イド31を設けである。後端ガイド31は原稿収納部6
内で原稿4のサイズに応じて前後に移動できるようにし
てあり、前面の少し傾斜したガイド壁31aによって原
稿4の後端を案内して原稿4の先端が前捌き片11に当
接する所定給紙位置に原稿4を揃える。
A rear end guide 31 is provided at the rear end of the document storage section 6 to guide the rear ends of the documents 4 to be stored in a stack and to send the documents 4 to the front separation piece 11. The rear edge guide 31 is connected to the document storage section 6
The rear end of the original 4 is guided by a slightly inclined guide wall 31a at the front, and the leading edge of the original 4 comes into contact with the front handling piece 11. Align document 4 to the paper position.

後端ガイド(返送ガイド)31は第1図、第2図、第4
図から第8図に示すように、原稿収納部6からケース3
上へ突出する操作ツマミ32を有する断面山形をなした
合成樹脂製のカバー33よりなり、カバー33の後向き
壁33aと内部に固設した金属製のガイド壁33bとに
よって後向きに大きく開き操作ツマミ32の前面付は根
部の排出口34に向は狭くなる先細りの原稿受入れ口(
原稿案内路)35を形成しである。
The rear end guide (return guide) 31 is shown in Figures 1, 2, and 4.
As shown in FIG. 8, from the document storage section 6 to the case 3
The cover 33 is made of synthetic resin and has a chevron-shaped cross section and has an operating knob 32 that protrudes upward.The operating knob 32 opens wide rearward by a rearward wall 33a of the cover 33 and a metal guide wall 33b fixed inside. The front side has a tapered document receiving port that narrows toward the outlet 34 at the base (
A document guide path) 35 is formed.

原稿受入れ口35は後端ガイド31の位置調節とともに
同体移動され、そのどの位置でも湾曲搬送路17からの
原稿4を原稿受入れ口35に送込めるように、先ず湾曲
搬送路17の搬送ローラ26より後方の部分を首振り可
能な可動搬送路36としである。これによって後端ガイ
ド31が第5図の最後退位置A0から第6図の第1段前
身位置A。
The document receiving port 35 is moved together with the position adjustment of the rear end guide 31, and so that the document 4 from the curved conveying path 17 can be fed into the document receiving port 35 at any position. The rear portion is a movable conveyance path 36 that can be swung. As a result, the rear end guide 31 moves from the most retracted position A0 in FIG. 5 to the first stage front body position A in FIG.

までの位置変化では、可動搬送路36が原稿受入れ口3
5内に図の如く入込むことで、湾曲搬送路17から送出
す原稿4を原稿受入れ口35に確実に送込むことができ
る。この可動搬送路36が原稿受入れ目35内に入り込
んだ状態で、つまり可動搬送路36から原稿受入れ口3
5に返送原稿を移せる連通状態を保って、後端ガイド3
1だけが位置調整可能なことは、位置調節される後端ガ
イド31と位置調節されない原稿返送経路との間の互い
の嵌合い部が出入りして通路を伸縮していることを意味
し、後端ガイド31の位置調節に応じて可動搬送路36
が後方に退避したりする必要がな(退避スペースを省略
することができる。
When the position changes up to
By entering the document 4 into the document receiving port 5 as shown in the figure, the document 4 sent out from the curved conveyance path 17 can be reliably sent to the document receiving port 35. In a state where this movable conveyance path 36 has entered the document receiving opening 35, that is, from the movable conveyance path 36 to the document receiving opening 3.
5 to transfer the returned original to the rear edge guide 3 while maintaining communication.
The fact that only the rear end guide 31 can be adjusted in position means that the fitting portion between the rear end guide 31 whose position is adjusted and the original return path whose position is not adjusted moves in and out to expand and contract the path. The movable conveyance path 36 is adjusted according to the position adjustment of the end guide 31.
There is no need to retreat backwards (evacuation space can be omitted).

後端ガイド31の第1段前進位置A、からさらに前方に
移動されるのに対しては、可動搬送路36が原稿受入れ
口35から外れて第7図等のように連なる補助返送路3
7を原稿収納部6の底板8の下に返送ガイド38を設け
て形成しである。補助返送路37はそれに接続状態にな
る可動搬送路36から原稿4を送込まれるが、後端ガイ
ド31のさらなる各前進位置に応じて原稿4を送出す送
出し口41.42.43が底板8に設けである。各送出
し口41.42.43には図に示すように後端部が軸4
4で枢支され各送出し口41.42.43を表裏面一状
態に嵌り込んで閉じる蓋45.46.47をばね(図示
しない)等による閉じ習性を持って設けてあり、後端ガ
イド31の前進位置に対応したものが第7図や第8図の
ように開かれ、補助返送路37を送られてくる原稿4を
すくい上げてその開いた送出し口41や43等に送出し
ていき、各前進位置の原稿受入れ口35に確実に送込め
るようにしである。
While the rear end guide 31 is moved further forward from the first stage forward position A, the movable conveyance path 36 is removed from the document receiving opening 35 and the auxiliary return path 3 is connected as shown in FIG.
7 is formed by providing a return guide 38 under the bottom plate 8 of the document storage section 6. The original 4 is sent to the auxiliary return path 37 from the movable transport path 36 that is connected to it, and the delivery ports 41, 42, and 43 that send out the original 4 according to each further forward position of the rear end guide 31 are connected to the bottom plate. It is set at 8. Each outlet 41, 42, 43 has a rear end with a shaft 4 as shown in the figure.
A lid 45, 46, 47 is pivotably supported by a spring (not shown) or the like and is closed by fitting each delivery port 41, 42, 43 with the front and back sides in one state, and is provided with a closing habit using a spring (not shown) or the like. 31 corresponding to the forward position is opened as shown in FIGS. 7 and 8, and scoops up the document 4 sent through the auxiliary return path 37 and sends it to the opened delivery ports 41, 43, etc. This is to ensure that the document can be fed into the document receiving port 35 at each forward position.

原稿サイズが小さくなるほど後端ガイド35は前進させ
られ、補助返送路37での搬送距離が長くなる。この長
い距離の搬送をも確実に行うために補助搬送路36の途
中には適宜搬送ローラ対48等を設ける。
The smaller the document size is, the more the trailing edge guide 35 is moved forward, and the longer the conveyance distance in the auxiliary return path 37 becomes. In order to reliably carry out this long distance conveyance, a pair of conveyance rollers 48 and the like are provided as appropriate along the auxiliary conveyance path 36.

ここで前記後端ガイド31の移動位置に応じた可動搬送
路36の向き調節の構造につき説明すると、可動搬送路
36は第2図に示すように表裏のガイド+ff136a
 、36bにより形成していて、裏ガイド板36bは搬
送ローラ26の側周面に対しほぼ接線方向前方に延びる
ように設けてあり、表ガイド板36aは裏ガイド板36
bとそれに連続する搬送ローラ26の側周面一部範囲と
に一定の搬送路隙間を形成して被さるように設けである
。表裏ガイド板36a 、 36bは一体に組合せ、表
ガイドFi36 aの両側に設けた@36cの端部を搬
送ローラ26の回転中心軸26aによって枢支し、可動
搬送路36は搬送ローラ26の側周面から接線方向に延
びる搬送路をなすとともに、搬送ローラ26の中心軸線
を中心とした首振りによって前記接線方向搬送路の状態
を変えることな(向きが変えられる。
Here, the structure for adjusting the direction of the movable conveyance path 36 according to the moving position of the rear end guide 31 will be explained. As shown in FIG.
, 36b, the back guide plate 36b is provided so as to extend substantially tangentially forward with respect to the side peripheral surface of the conveyance roller 26, and the front guide plate 36a is formed by the back guide plate 36.
b and a part of the side circumferential surface of the conveying roller 26 which is continuous thereto, with a constant conveying path gap formed therebetween. The front and back guide plates 36a and 36b are combined together, and the ends of @36c provided on both sides of the front guide Fi36a are pivotally supported by the rotation center shaft 26a of the conveyance roller 26, and the movable conveyance path 36 is connected to the side periphery of the conveyance roller 26. A conveyance path extends tangentially from the surface, and the state of the tangential conveyance path can be changed (orientated) by swinging about the central axis of the conveyance roller 26.

可動搬送路36の1般送ローラ26との接線部の位置に
前記従動ローラ27を設けて表ガイドvi36aに保持
してあり、可動搬送路36の前記首振り動作に従動ロー
ラ27が同動して常時可動搬送路36の搬送ローラ26
の側周面との接線位置に位置し、湾曲搬送路17の搬送
ローラ26まわりを搬送してきた原稿4を常時スムーズ
に可動搬送路36に移行させることができる。
The driven roller 27 is provided at a position tangent to the first general feed roller 26 of the movable conveyance path 36 and is held by the front guide vi36a, and the driven roller 27 moves together with the swinging movement of the movable conveyance path 36. The conveyance roller 26 of the constantly movable conveyance path 36
The document 4 that has been transported around the transport rollers 26 of the curved transport path 17 can be smoothly transferred to the movable transport path 36 at all times.

表ガイド板36aの側縁にはまた上向きの1I5i!3
6dを設けてそれに受動ローラ51を軸支してあり、後
端ガイド31の移動位置によってカバー33の後向き壁
33aが受動ローラ51を第1図、第2図に示すように
すくい上げて可動搬送路36を第5図や第6図のように
原稿受入れ目35内に入込ませ、また後向き壁33aが
受動ローラ51から第7図や第8図に示すように外れて
、可動搬送路36の持上げを解除し可動搬送路36が自
重で下動して補助返送路37の返送ガイド38上に載っ
て安定し、補助返送路37との接続状態になる。
Also on the side edge of the front guide plate 36a is an upwardly facing 1I5i! 3
6d, on which the driven roller 51 is pivotally supported, and depending on the movement position of the rear end guide 31, the rearward wall 33a of the cover 33 scoops up the driven roller 51 as shown in FIGS. 36 into the document receiving hole 35 as shown in FIGS. 5 and 6, and the rear wall 33a is removed from the driven roller 51 as shown in FIGS. When the lifting is released, the movable conveyance path 36 moves down by its own weight, and is stabilized by being placed on the return guide 38 of the auxiliary return path 37, and becomes connected to the auxiliary return path 37.

1jft端ガイド31の排出口34には排出ローラ対5
2を設けてあり、受入れ口35に送込まれてくる原稿4
を排出ローラ対52によってさらに積極的に原稿収納部
6に排出し、後端が原稿収納部6に確実に落込むまで排
出する。
A pair of discharge rollers 5 are provided at the discharge port 34 of the 1jft end guide 31.
2 is provided, and the document 4 sent into the receiving port 35 is
The document is further actively discharged into the document storage section 6 by the discharge roller pair 52 until the trailing end thereof falls into the document storage section 6 reliably.

次に後端ガイド31の位置に応じた前記送出し口41.
42.43の冬着45.46.47の開閉機構について
説明する。
Next, the delivery port 41 according to the position of the rear end guide 31.
The opening/closing mechanism of winter clothes 42.43 and 45.46.47 will be explained.

各蓋45.46.47は第3図等に示すようにそれらを
枢支する軸44にフレーム61を固着してそれに受動ロ
ーラ62を軸支しである。一方後端ガイド31の側壁3
1cの下縁に前記各受動ローラ62と対向するカム63
を形成し、M2S、46.47の後端ガイド31の位置
に応じたものの受動ローラ62にカム63の下方への突
出H&63aによって押下され、それに係る蓋が開かれ
る。
As shown in FIG. 3, each lid 45, 46, 47 has a frame 61 fixed to a shaft 44 that pivotally supports the lids, and a driven roller 62 is pivotally supported on the frame 61. On the other hand, the side wall 3 of the rear end guide 31
A cam 63 facing each of the driven rollers 62 at the lower edge of 1c.
is formed, and is pushed down by the downward protrusion H&63a of the cam 63 against the passive roller 62 corresponding to the position of the rear end guide 31 of M2S, 46.47, and the corresponding lid is opened.

ここで後端ガイド31は各送出し口41.42.43に
対し原稿受入れ口35が第8図に示すようにに示す大き
な前後幅りをもって対向し、各送出し口41.42.4
3に対し前後に前記幅りの範囲で移動しても送出されて
くる原稿4を受取ることができる。これによって、後端
ガイド31と可動搬送路36との前記間係と相俟って、
原稿の少しのサイズの違いにも対応でき、JIS規格A
列、B列や、その他のミリサイズ、インチサイズさらに
それらの横通しサイズ、縦通しサイズの全てに利用でき
る。
Here, in the rear end guide 31, the document receiving port 35 faces each of the sending ports 41, 42, 43 with a large front and back width as shown in FIG.
Even if the original document 4 is moved forward or backward relative to the original document 3 within the above-mentioned width range, it is possible to receive the sent original document 4. As a result, in conjunction with the above-mentioned relationship between the rear end guide 31 and the movable conveyance path 36,
Can accommodate slight differences in document size and meets JIS standard A
It can be used for rows, B rows, other millimeter sizes, inch sizes, and all of their horizontal and vertical sizes.

なお後端ガイド31は原稿収納部6の内面の案内を受け
て安定移動できるが、不用意な動きを防止するために適
当な抵抗を与えておくのが望ましい。後端ガイド31の
排出ローラ対52の駆動軸は原稿収納部6の側壁に設け
たスリット70からケース3内に貫通させて駆動源に連
結してあり、この貫通部を後端ガイド31の案内に利用
することもできる。後端ガイド31の側壁31cもスリ
ット70からケース3内に臨ませ、受動ローラ62とケ
ース3内で当接し合うようにしである。
Although the rear end guide 31 can move stably by being guided by the inner surface of the document storage section 6, it is desirable to provide an appropriate resistance to prevent accidental movement. The drive shaft of the ejection roller pair 52 of the rear end guide 31 passes through the case 3 through a slit 70 provided in the side wall of the document storage section 6 and is connected to a drive source. It can also be used for. The side wall 31c of the rear end guide 31 also faces into the case 3 through the slit 70, so as to come into contact with the driven roller 62 inside the case 3.

しかしこれらの具体的構造は任意である。However, these specific structures are arbitrary.

ケース3は複写機本体1の上面−例に第4図に示すよう
にヒンジ連結部64によって着脱可能に連結され、ヒン
ジ連結部を中心に起伏して露光プラテン2上を開閉でき
る。これによって通常の原稿カバーと同様に取扱ってプ
リントすることもできる。
The case 3 is removably connected to the upper surface of the copying machine main body 1 by a hinge connecting portion 64 as shown in FIG. 4, and can be raised and lowered around the hinge connecting portion to open and close the exposure platen 2. This allows you to handle and print in the same way as a normal document cover.

原稿収納部6の先端側−側には反対側の原稿ガイド壁6
6に離接可能な可動ガイド67が設けられている。
An opposite document guide wall 6 is provided on the leading edge side of the document storage section 6.
A movable guide 67 that can be moved toward and away from 6 is provided.

またケース3の先端側上部には原稿排出用のトレー71
が斜めに設置されていて、前記給送例の湾曲搬送路15
から上方へ分枝した原稿排出路72を通じてトレー71
上に排出できるようにしである。この排出は搬送ベルト
20、ピンチローラ対19を逆転させ、排出ローラ73
を駆動することにより行われ、通路切換爪74が第1図
実線の通常位置から仮想線の排出位置に切換えられる。
In addition, a tray 71 for discharging originals is provided at the top of the front end of the case 3.
are installed diagonally, and the curved conveyance path 15 of the above-mentioned feeding example
The tray 71 is passed through the document ejection path 72 branching upward from the
It is so that it can be drained upwards. For this ejection, the conveyor belt 20 and the pinch roller pair 19 are reversed, and the ejection roller 73
The passage switching claw 74 is switched from the normal position shown by the solid line in FIG. 1 to the ejection position shown by the imaginary line in FIG.

湾曲搬送路15のピンチローラ対19の直前にはその下
部に分枝開口する給排ロア5も設けられている。一方、
返送側の湾曲搬送路17の確送ローラ26と従動ローラ
28との送出し部直後に側方に分枝する給排出ロアロが
設けられている。
Immediately before the pair of pinch rollers 19 on the curved conveyance path 15, there is also provided a supply/discharge lower 5 having a branch opening at the lower part thereof. on the other hand,
Immediately after the sending portion of the return-side curved conveyance path 17 between the feed roller 26 and the driven roller 28, a feed/discharge lower roller is provided that branches laterally.

以下使用状態について説明する。先ず原稿収納部6の受
入口および可動ガイド67を最大サイズ位置に移動させ
ておき、それから原稿4を原稿収納部6に所定枚積層収
納するのが望ましい。これは原稿4の積層収納するのに
ガイド31や67が邪魔にならないためである。
The usage status will be explained below. It is preferable to first move the receiving opening and movable guide 67 of the document storage section 6 to the maximum size position, and then store a predetermined number of documents 4 in the document storage section 6 in a stacked manner. This is because the guides 31 and 67 do not get in the way when the documents 4 are stacked and stored.

原稿4を積層収納するのに、原稿4群の後端部を手に持
ち原稿4群の先端部を給紙手段5の前捌き片11に当接
するよう前方へ差込むような形で行うと、原稿4群をほ
ぼ所定の給紙位置に位置させておける。この際送出しベ
ルト9をフリーな状態にしておくと、原稿4群の前記差
込みを従転によりスムーズに行わせ得る。
To stack and store the originals 4, hold the rear end of the 4th group of originals in your hand and insert the front end of the 4th group of originals forward so that it comes into contact with the front separation piece 11 of the paper feeding means 5. , the four groups of originals can be positioned at approximately predetermined paper feeding positions. At this time, if the delivery belt 9 is left in a free state, the insertion of the four groups of documents can be smoothly performed by rotation.

次に後端ガイド31を各サイズに対した表示位置にセッ
トすると、そのガイド壁31bで原稿4群の後端を押し
て原稿4群の先端が前捌き片11にきっちりと当接した
所定給紙位置に難な(セットされる。また可動ガイド6
7を摺動させると、原稿4群をその一例縁から押動して
他側縁をガイド壁66に押し付け、原稿4群を給・紙と
は直角な方向にも揃わせることができる。
Next, when the trailing edge guide 31 is set at the display position for each size, the trailing edge of the fourth group of documents is pushed by the guide wall 31b, and the leading edge of the fourth group of documents is tightly abutted against the front separation piece 11 to feed the specified paper. The movable guide 6
When 7 is slid, the 4th group of originals is pushed from one edge and the other side edge is pressed against the guide wall 66, and the 4th group of originals can also be aligned in a direction perpendicular to the feed/paper.

第1図は最大サイズの原稿4を積層収納した場合を示し
ている。この状態で例えばプリント部数を3としてプリ
ントスイッチが操作されたとすると、先ず送出しベルト
9、給送ローラ12、取出しローラ18が駆動される。
FIG. 1 shows a case where the largest size originals 4 are stacked and stored. In this state, for example, if the number of copies to be printed is set to 3 and the print switch is operated, first the delivery belt 9, the feeding roller 12, and the take-out roller 18 are driven.

これによって前記積層収納した原稿4群の最下層の原稿
4が送出される。送出された原稿4が取出しローラ18
に達したとき、以後取出しローラ18によって湾曲搬送
路15を搬送されていく。この湾曲搬送路15の取出し
ローラ18の直後とピンチローラ対19の直前とに原稿
検出スイッチ68.69が設けられ、原稿4の位置およ
びスイッチ68.69間を原稿4が通過することによる
搬送速度の検出とが行われ、線間電圧の変動や駆動モー
タの公差、駆動歯車の摩耗、原稿4の滑り、原稿4の引
きづり等による原稿4の給送速度の一切の変動が直接測
定され、それに見合った適正なタイミング調整が行われ
る。
As a result, the lowest original 4 of the group of 4 stacked originals is sent out. The sent document 4 is taken out by the take-out roller 18
When it reaches this point, it is thereafter conveyed along the curved conveyance path 15 by the take-out roller 18. Document detection switches 68 and 69 are provided immediately after the take-out roller 18 and immediately before the pair of pinch rollers 19 on this curved conveyance path 15, and the conveyance speed is determined by the position of the document 4 and the document 4 passing between the switches 68 and 69. Detection is performed, and any fluctuations in the feeding speed of the document 4 due to fluctuations in line voltage, tolerances of the drive motor, wear of the drive gear, slippage of the document 4, drag of the document 4, etc. are directly measured, Appropriate timing adjustments are made accordingly.

湾曲搬送路15を搬送される原稿4は停止状態にあるピ
ンチローラ対19に当接してスキューを矯正された後、
ピンチローラ対19および搬送ヘルド20の駆動によっ
て露光プラテン2上の直状搬送路16での搬送状態とさ
れる。またこのとき原稿スケール24は上動されていて
それに搬送されてくる原稿4が当接する。これによって
露光プラテン2上の所定プリント位置に原稿4が停止さ
せられる。また原稿4の先端が原稿スケース24に整合
することで原稿4のスキューが矯正される。
The document 4 conveyed through the curved conveyance path 15 comes into contact with the pinch roller pair 19 in a stopped state, and after the skew is corrected,
By driving the pinch roller pair 19 and the conveyance heald 20, the sheet is conveyed along the straight conveyance path 16 on the exposure platen 2. Further, at this time, the document scale 24 is being moved upward, and the document 4 being conveyed comes into contact with it. As a result, the original 4 is stopped at a predetermined print position on the exposure platen 2. Further, by aligning the leading edge of the original 4 with the original skew 24, the skew of the original 4 is corrected.

原稿4が原稿スケール24に整合状態で当接する時点で
搬送ベルト20の駆動が停止され、その状態で光学系ス
キャン方式の露光によるプリントが行われる。プリント
終了前か終了後に原稿スケール24が下動されておりま
たされたこ・とを条件に搬送ベルト20の駆動を再開す
るとともに返送側の湾曲搬送路17を働かせる。これと
同時に後端ガイド3■の排出ローラ対52も駆動してお
く。また、原稿スキャン方式のプリントの場合は、この
箇所が単なる搬送路となるため、原稿スケール24は常
時下動されている。
When the document 4 contacts the document scale 24 in an aligned state, the driving of the conveyor belt 20 is stopped, and in this state, printing is performed by exposure using an optical scanning method. On the condition that the document scale 24 has been lowered and has been lowered before or after the end of printing, the drive of the transport belt 20 is restarted and the curved transport path 17 on the return side is activated. At the same time, the discharge roller pair 52 of the rear end guide 32 is also driven. In addition, in the case of printing by the document scanning method, since this portion serves as a mere conveyance path, the document scale 24 is constantly moved downward.

搬送ベルト20の駆動によって露光プラテン2上のプリ
ント後の原稿4は湾曲搬送路17から原稿受入れ口35
を通じ排出ローラ対52へ搬送され、排出ローラ対52
によって排出口34から原稿収納部6に排出される。排
出ローラ対52は段付きのものとされて排出する原稿4
に搬送方向の縦波みを作らせ、直進性を与える。
By driving the conveyor belt 20, the printed document 4 on the exposure platen 2 is transferred from the curved conveyance path 17 to the document receiving opening 35.
is conveyed to the discharge roller pair 52 through the discharge roller pair 52.
The document is discharged from the discharge port 34 to the document storage section 6. The pair of ejection rollers 52 are stepped to eject the document 4.
Creates longitudinal waves in the transport direction, giving straightness.

このとき原稿収納部6の給紙手段5の直前に設けたウレ
タン等の弾性送り翼77aを持った補助送りホイール7
7が駆動されており、原稿収納部6に先に積層収納され
ている原稿4群の上に返送により排出されてくる原稿4
に弾性送り作用を及ぼすから、前記直進性と相撲ち前I
別き片11に当接する所定給紙位置まで確実に送付ける
先に積層収納した原稿4群の上には、その積層単位の原
稿4とその上に返送され、排出されてくる原稿4とを区
分けする公知の原稿分離爪(図示せず)が載っている。
At this time, an auxiliary feed wheel 7 having an elastic feed blade 77a made of urethane or the like is provided immediately before the paper feeding means 5 of the document storage section 6.
7 is being driven, and the original 4 is returned and discharged on top of the 4 groups of originals that have been stacked and stored in the original storage section 6.
Since it exerts an elastic feeding action on
On top of the group of 4 stacked originals that are stacked and stored before being reliably fed to the predetermined paper feeding position that contacts the separation piece 11, the original 4 of the stacked unit and the original 4 that is returned and ejected are placed on top of the stacked originals 4. A known document separation claw (not shown) for separating documents is mounted thereon.

一方、露光プラテン2上の原稿4のプリントが終了する
適当な時間前か、プリント終了後給紙手段5が再び作動
されて原稿収納部6から最下層となっている原稿4を一
枚送出す。以後前回と同じようにその原稿4をプリント
に供した後再度原稿収納部6に返送する。
On the other hand, either before the printing of the original 4 on the exposure platen 2 is finished, or after the printing is finished, the paper feeding means 5 is operated again to send out the lowest original 4 from the original storage part 6. . Thereafter, the original 4 is printed in the same way as the previous time and then returned to the original storage unit 6 again.

こうして先の積層単位の原稿4の最終のものが送出され
たとき前記原稿分離爪は支えられるものがなくなって原
稿収納部6から一旦落ち込み、最終の原稿4がプリント
され原稿収納部6に返送された時点で反転させられてプ
リント終了後再び原稿収納部6に順次返送積層された単
位の原稿4上に載せられる。
In this way, when the last of the originals 4 in the previous stacked unit is sent out, the original separating claw has nothing to support it and falls down from the original storage unit 6, and the final original 4 is printed and returned to the original storage unit 6. At that point, the originals are turned over, and after printing is completed, they are sequentially returned to the original storage unit 6 and placed on top of the stacked unit originals 4.

このような原稿分離爪の動作で積層収納した単位の原稿
4がプリントされ終ったことをその都度検出することが
できる。
By such operation of the document separating claw, it is possible to detect each time that the printing of the stacked units of document 4 has been completed.

プリントは設定部数分連続して行われる。最終回のプリ
ントの際、露光プラテン2の原稿4のプリントが終了し
たとき、搬送ベルト20および送出しローラ18、ピン
チローラ対19を逆転させるとともに、排出ローラ73
を駆動し、また通路切換爪74を第1図仮想線位置に切
換える。
Printing is performed continuously for the set number of copies. During the final printing, when printing of the original 4 on the exposure platen 2 is completed, the conveyor belt 20, the feed roller 18, and the pinch roller pair 19 are reversed, and the eject roller 73
and switches the passage switching pawl 74 to the position shown by the imaginary line in FIG.

これによりプリントを終えた原稿4は、直状搬送路16
から給送側の湾曲搬送路15へと逆送され、排出ローラ
73によって原稿排出用のトレー71へ排出される。こ
のようにして最終回のプリントを行った原稿4はトレー
71に排出されるので、プリント終了後原稿収納部6は
空になる。
As a result, the printed original 4 is transferred to the straight conveyance path 16.
The document is then reversely conveyed to the curved conveyance path 15 on the feeding side, and is discharged by a discharge roller 73 to a tray 71 for document discharge. The original 4 that has been printed for the last time in this manner is discharged onto the tray 71, so that the original storage section 6 becomes empty after printing is completed.

このため原稿収納部6は先のプリント終了と同時に即決
の原稿4の積層収納に利用でき、次のプリントをスピー
ディに開始することができる。なお、最終プリント原稿
4をそのまま原稿収納部6へ排出してもよい。
Therefore, the document storage section 6 can be used to stack and store documents 4 to be processed immediately at the same time as the previous printing is completed, and the next printing can be started quickly. Note that the final print document 4 may be ejected to the document storage section 6 as it is.

先の原稿4群がトレー71に排出されたまま次に積層収
納した原稿4群のプリントを行い、プリント終了後トレ
ー71に続いて排出され、トレー71では先の原稿4群
と後の原稿4群とが重なるような使い方もされる。
While the previous 4 groups of originals are ejected to the tray 71, the next 4 groups of originals stacked and stored are printed, and after printing is completed, they are ejected to the tray 71, and in the tray 71, the previous 4 groups of originals and the next 4 groups of originals are printed. It is also used in a way that overlaps with groups.

このような場合、トレー71を先の原稿4群を受入れる
ときと、次の原稿4群を受入れるときで原稿4の排出方
向と直角な方向に2位置間でシフトさせて受入れ位置を
異なるようSこすると、先の原稿4群と次の原稿4群と
が位置ズレした状態で受入れられる。これによってトレ
ー71上に排出される先の原稿4群と後の原稿4群とに
位置ズレができ一目で区分けすることができる。したが
って2以上の原稿4群につき次々プリントするのに便利
であるし、先の原稿4群のプリントを行っていた操作者
が持ち場を離れていて、戻ったとき他の人が次のプリン
トを開始あるいは他の人のプリント後の原稿4が自分の
プリントした原稿4群の上に排出されているような場合
に便利である。
In such a case, the tray 71 is shifted between two positions in a direction perpendicular to the ejection direction of the originals 4 when receiving the previous 4 groups of originals and when receiving the next 4 groups of originals so that the receiving position is different. When rubbed, the previous four groups of originals and the next four groups of originals are received in a misaligned state. As a result, the first four groups of documents discharged onto the tray 71 and the second four groups of documents are misaligned and can be distinguished at a glance. Therefore, it is convenient for printing 4 groups of 2 or more originals one after another, and when the operator who was printing the previous 4 groups of originals is away from his/her station and returns, another person starts printing the next one. Alternatively, this is convenient when the document 4 printed by another person is discharged on top of the group of documents 4 printed by the user.

さらに第1図の循環式自動原稿送り装置は、第9図に示
すように他の原稿自動給紙ユニットAや原稿反転ユニソ
l−Rと連結して用いることもできる。この場合につい
て説明すると、自動給紙ユニットAはトレー101上に
積層収納した原稿4は、給送ローラ102a、102b
、逆転捌きローラ104によって最上層のものから送・
出される。この送出された原稿4は給排ロアロを通じ返
送側の湾曲搬送路17に進入し逆転状態にある搬送ロー
ラ26と従動ローラ28とによって直状搬送路16に逆
送されていく。直状搬送路16では搬送ベルト20が逆
転されており、前記逆送されてくる原稿4を露光プラテ
ン2上に引き入れていく。
Further, the circulation type automatic document feeder shown in FIG. 1 can be used in conjunction with another automatic document feeding unit A or document reversing unit 1-R as shown in FIG. To explain this case, the automatic paper feeding unit A carries out the documents 4 stacked and stored on the tray 101 by feeding rollers 102a and 102b.
, the uppermost layer is fed by the reversing sorting roller 104.
Served. The sent document 4 enters the curved conveyance path 17 on the return side through the supply/discharge lower roller and is conveyed back to the straight conveyance path 16 by the conveyance roller 26 and the driven roller 28 which are in a reversed state. In the straight conveyance path 16, the conveyance belt 20 is reversely rotated, and the document 4, which is being conveyed in the opposite direction, is drawn onto the exposure platen 2.

この引き入れが完了したとき搬送ベルト20は駆動を正
方向に切換えられ前記引き入れた原稿4を原稿スケール
24に当接させて所定プリント位置に位置決めする。
When this drawing is completed, the driving of the conveyor belt 20 is switched in the forward direction, and the drawn original 4 is brought into contact with the original scale 24 and positioned at a predetermined printing position.

プリント終了後の原稿4はトレー71に排出してもよい
が、原稿収納部6に順次返送して積層してい(と、トレ
ー101上から上出し方式によって順次プリントに供さ
れた原稿4が原稿収納部6にトレー101上とは上下逆
の順序に積層されるものの、今度は下出し方式で給紙さ
れることになり原稿4群のプリント順序が変ることはな
い。
After printing, the originals 4 may be ejected to the tray 71, but they are returned to the original storage unit 6 one after another and stacked (in other words, the originals 4 that have been sequentially printed from the top of the tray 101 are stacked). Although the originals are stacked in the storage unit 6 in an upside-down order from that on the tray 101, the originals are now fed in a bottom-up manner, so the printing order of the four groups of originals does not change.

つまりトレー101を用いると原稿収納部6で給紙され
る場合のプリント順位と逆に積層されている原稿4群を
そのままセットし、所定の順位でプリントすることがで
きるとともに、その所定の順序でのプリントを原稿収納
部6を用いて必要回数自動的に行わせることができる。
In other words, by using the tray 101, it is possible to set the four groups of originals that are stacked in the opposite printing order when they are fed in the original storage section 6, and print them in a predetermined order. can be automatically printed a necessary number of times using the document storage section 6.

また原稿収納部6から給紙した原稿4をトレー101上
に排出させることも可能である。この場合原稿4の原稿
面が下向きになって順次積層されることになり、原稿収
納部6やトレー71で原稿面が上向きで積層されるのと
異なり、原稿4の積層順位を逆にすることができる。ト
レー101からの給紙や露光プラテン2上からトレー1
01や原稿収納部6への排出かを選択するのに、原稿4
の通紙経路の切換えが必要であり、このため返送側の湾
曲搬送路17と給排ロアロとの分岐部にも通路切換え爪
103が設けられている。
It is also possible to discharge the original 4 fed from the original storage section 6 onto the tray 101. In this case, the originals 4 are stacked one after another with the original side facing downward, and unlike the case where the originals 4 are stacked with the original side facing upward in the original storage section 6 or the tray 71, it is possible to reverse the stacking order of the originals 4. I can do it. Feeding paper from tray 101 or feeding tray 1 from above exposure platen 2
01 or document storage section 6.
It is necessary to switch the paper passing route, and for this reason, a path switching pawl 103 is also provided at the branching point between the curved conveyance path 17 on the return side and the lower supply/discharge path.

原稿反転ユニットRは給送側の湾曲搬送路15の給排ロ
ア5を通じて直状搬送路I6と原稿4の授受を行う。露
光プラテン2上でプリントを終えた原稿4が搬送ベルト
20の逆転によって給排ロア5を通じ原稿反転ユニ7)
R内の反転搬送路111にその出口112側から送込ま
れる。反転政送路111は出口112からその下の入口
113に至るループをなしていて、送込まれた原稿4を
そのループに沿って反転させた後入口113から送出し
、給排ロア5を通じ直状搬送路16に表裏が反転した状
態で送込む。このとき搬送ベルト20は正方向に駆動さ
れて前記送込まれる反転後の原稿4を原稿スケール24
に向は搬送し所定露光位置に位置決めすることができる
The document reversing unit R transfers the document 4 to and from the straight conveyance path I6 through the supply/discharge lower portion 5 of the curved conveyance path 15 on the feeding side. The original 4 that has been printed on the exposure platen 2 is transferred through the feed/discharge lower 5 by the reversal of the conveyor belt 20 to the original reversing unit 7).
It is fed into the reversing conveyance path 111 in R from the exit 112 side. The reversing feed path 111 forms a loop from the exit 112 to the inlet 113 below, and after reversing the fed original 4 along the loop, it is sent out from the inlet 113 and directly passed through the supply/discharge lower 5. The paper is fed into the paper transport path 16 with the front and back sides reversed. At this time, the conveyor belt 20 is driven in the forward direction and the inverted original 4 is transferred to the original scale 24.
It can be transported in both directions and positioned at a predetermined exposure position.

これによって、原稿反転ユニッ)Rを利用すると、露光
プラテン2上で一面をプリントした原稿4を裏返して他
の面をプリントすることができる。両面複写後の原稿4
の処理は前記各場合に応じて処理する。
As a result, by using the document reversing unit (R), it is possible to turn over the document 4 that has been printed on one side on the exposure platen 2 and print on the other side. Original 4 after double-sided copying
The processing is performed according to each of the above cases.

前記反転搬送路111は送込まれる原稿4の受入れおよ
び送出しを確実に行うために出口112、人口113部
に搬送ローラ対114が設けられ、 −また途中反転搬
送路111の湾曲に沿う搬送ローラ115とその上下部
に圧接する従動ローラ116.117とが設けられてい
る。また湾曲搬送路15の給排ロア5の分枝部にも通路
切換え118が設けられている。
The reversing conveyance path 111 is provided with a pair of conveyance rollers 114 at an exit 112 and a port 113 in order to reliably receive and send out the original document 4 sent therein; 115 and driven rollers 116 and 117 that are in pressure contact with the upper and lower parts thereof are provided. Further, a path switching 118 is also provided at a branch portion of the supply/discharge lower portion 5 of the curved conveyance path 15.

後端ガイド31や可動ガイド67は原稿4を積層収納前
に原稿4のサイズに合った位置に移動させておいてもよ
い。これらの移動、殊に後端ガイド31の移動はサイズ
指定によってソレノイド等で電気的に自動的に行うこと
もできる。
The trailing edge guide 31 and the movable guide 67 may be moved to a position suitable for the size of the originals 4 before the originals 4 are stacked and stored. These movements, especially the movement of the rear end guide 31, can also be performed automatically and electrically using a solenoid or the like depending on the size specification.

なお、可動搬送路36は変向によって2つの返送経路に
原稿4を導くようにしたが、それ以上の返送経路に原稿
4を導くようにしてもよい、変向動作は搬送ローラ26
の中心軸線を中心としだ回動によって行うようにしたが
、搬送路の形状やまわりとの関係などによって種々に変
更できる。
Although the movable conveyance path 36 guides the document 4 to two return paths by changing the direction, the document 4 may be guided to more return paths.
Although this is carried out by rotation about the central axis of the conveyance path, various changes can be made depending on the shape of the conveyance path and the relationship with the surroundings.

(発明の効果) 本発明によれば前記構成および作用を有するので、各種
サイズの原稿でもそれを積層収納して所定の順番にプリ
ントしながら積層収納部に戻し、繰返しプリントするこ
とが確実に行えるまた循環搬送路から返送ガイドを通じ
て返送ガイドの調節位置に応じた位置まで原稿を返送す
るのに、循環搬送路は返送ガイドの位置調節にかかわり
なく返送ガイドの後方近くの一定位置に設けておけるか
ら、構造が簡単であるし装置を大型化することもない。
(Effects of the Invention) Since the present invention has the above-described structure and operation, it is possible to reliably store manuscripts of various sizes in a stack, print them in a predetermined order, return them to the stack storage unit, and print them repeatedly. In addition, in order to return the document from the circulation conveyance path through the return guide to a position corresponding to the adjusted position of the return guide, the circulation conveyance path can be provided at a constant position near the rear of the return guide regardless of the position adjustment of the return guide. , the structure is simple and the device does not need to be enlarged.

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

第1図は本発明の一実施例を示す複写機への設置状態の
断面図、第2図は後端ガイドと返送側の湾曲搬送路の返
送側一部分との関係を示す斜視図、第3図は後端ガイド
と補助返送路の送出し口の蓋との関係を示す斜視図、第
4図は第1図の設置状態における外観斜視図、第5図か
ら第8図に示すようには後端ガイドの位置調節とそれに
伴う返送側の湾曲搬送路および補助返送路との関係を示
す断面図、第9図は他の原稿自動供給ユニソ)Aや原稿
反転ユニットRを連結した使用状態を示す断面図である
。 2−−−−−−−−−−−・−・・−・−−−−一−・
−露光プラテン4・・−・−・−−−−−−−−−−−
−−−・・原稿5−−−−−−−・−・−・・−−一−
〜−−−−−−−給祇手段6−・−−一−−−−−・−
・−・−・・−・・−原稿収納部7・・−・・−・−・
−・−・−・−・循環搬送路31−−−−−・−・−・
−・・−・〜−−−−−−後端ガイド(返送ガイド)3
5−・・−・・−・−・・−・−・−・−原稿受入れ口
(原稿案内路)36−−−−−−−−−・・−・−−−
−〜〜−−−・−・可動搬送路(循環搬送路の原稿返送
部分)
FIG. 1 is a sectional view showing an embodiment of the present invention installed in a copying machine, FIG. 2 is a perspective view showing the relationship between the rear end guide and a portion of the return side curved conveyance path on the return side, and FIG. The figure is a perspective view showing the relationship between the rear end guide and the cover of the outlet of the auxiliary return path, Figure 4 is a perspective view of the external appearance in the installed state of Figure 1, and Figures 5 to 8 show the A sectional view showing the relationship between the adjustment of the position of the rear end guide and the curved conveyance path on the return side and the auxiliary return path. FIG. 2−−−−−−−−−−−・−・・−・−−−−1−・
−Exposure platen 4・・−・−・−−−−−−−−−−−
−−・・Manuscript 5−−−−−−・−・−・・−−1−
~---------Supply means 6--・--1--------・-
・−・−・・−・・−Document storage section 7・・−・・−・−・
−・−・−・−・Circulation conveyance path 31−−−−−・−・−・
−・・−・〜−−−−−−Rear end guide (return guide) 3
5-・・-・・−・−・・−・−・−・−Document receiving port (document guide path) 36−−−−−−−−−・・−・−−−
−〜〜−−−・−・Movable conveyance path (document return portion of circulation conveyance path)

Claims (1)

【特許請求の範囲】[Claims] (1)原稿を積層状態に収納して一枚づつ給紙する給紙
手段付きの原稿収納部と、原稿収納部から送出される原
稿をプラテン部まで移送するとともにさらにプラテン部
から原稿収納部に返送する循環搬送路とを有した循環式
自動原稿送り装置において、 原稿収納部に返送される原稿を案内して所 定位置に導く返送ガイドを原稿サイズに応じて位置調節
可能なように設け、 返送ガイドの原稿案内路と循環搬送路の原 稿返送部分とを返送ガイドの位置調節に応じ伸縮可能な
ように嵌合せた ことを特徴とする循環式自動原稿送り装置。
(1) A document storage section with a paper feeding means that stores documents in a stacked state and feeds them one by one, and a document storage section that transports the documents sent from the document storage section to the platen section and further transfers them from the platen section to the document storage section. In a circulation type automatic document feeder having a circulation conveyance path for returning a document, a return guide is provided to guide the document returned to the document storage section to a predetermined position so as to be adjustable in position according to the size of the document. A circulation type automatic document feeder characterized in that a document guide path of a guide and a document return portion of a circulation conveyance path are fitted together so as to be expandable and retractable according to the position adjustment of the return guide.
JP29115286A 1986-11-18 1986-12-06 Circulating type automatic document feeder Pending JPS63143127A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP29115286A JPS63143127A (en) 1986-12-06 1986-12-06 Circulating type automatic document feeder
US07/122,124 US4786039A (en) 1986-11-18 1987-11-17 Recirculating document feeder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29115286A JPS63143127A (en) 1986-12-06 1986-12-06 Circulating type automatic document feeder

Publications (1)

Publication Number Publication Date
JPS63143127A true JPS63143127A (en) 1988-06-15

Family

ID=17765116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP29115286A Pending JPS63143127A (en) 1986-11-18 1986-12-06 Circulating type automatic document feeder

Country Status (1)

Country Link
JP (1) JPS63143127A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63202527A (en) * 1987-02-13 1988-08-22 Konica Corp Original conveying device
JPS63235227A (en) * 1987-03-25 1988-09-30 Konica Corp Document transporting device
JPH02145274U (en) * 1989-05-12 1990-12-10

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63202527A (en) * 1987-02-13 1988-08-22 Konica Corp Original conveying device
JPS63235227A (en) * 1987-03-25 1988-09-30 Konica Corp Document transporting device
JPH02145274U (en) * 1989-05-12 1990-12-10

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