JPH0388652A - Paper feeder for printer - Google Patents
Paper feeder for printerInfo
- Publication number
- JPH0388652A JPH0388652A JP22510689A JP22510689A JPH0388652A JP H0388652 A JPH0388652 A JP H0388652A JP 22510689 A JP22510689 A JP 22510689A JP 22510689 A JP22510689 A JP 22510689A JP H0388652 A JPH0388652 A JP H0388652A
- Authority
- JP
- Japan
- Prior art keywords
- paper
- feeding device
- guide
- paper feeding
- movable upper
- 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
- 238000005452 bending Methods 0.000 claims description 6
- 230000032258 transport Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
Landscapes
- Delivering By Means Of Belts And Rollers (AREA)
- Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
この発明は、プリンタの紙送り装置に関し、より具体的
には、第１の紙送り装置とそれよりも紙搬送速度か大で
ある第２の紙送り装置とを有し、第】の紙送り装置から
第２の紙送り装置へカット紙を連続して搬送するプリン
タの紙送り装置に関する。Detailed Description of the Invention [Field of Industrial Application] The present invention relates to a paper feeding device for a printer, and more specifically, the present invention relates to a paper feeding device for a printer, and more specifically, a first paper feeding device and a second paper feeding device whose paper feeding speed is higher than that of the first paper feeding device. The present invention relates to a paper feeding device for a printer, which has a paper feeding device, and continuously conveys cut sheets from the first paper feeding device to the second paper feeding device.
［従来の技術１
従来において、プリンタで印字されたカット紙を第１の
紙送り装置買で搬送し、ソーター側に論けられた第２の
紙送り装置で紙を各段等へ振り分けて搬送することがあ
る。この場合に第１の従来例として、第１の紙送り装置
と第２の紙送り装置との紙送り速度を同一とし、連続し
て紙送りするものがある。また第２の従来例として、第
１の紙送り装置より第２の紙送り装置の紙送り速度を大
にし、紙送り動作の切り換え装置を設けることによって
同時に紙送りが行われないようにしたものがある。[Conventional technology 1] Conventionally, a first paper feeding device transports cut sheets printed by a printer, and a second paper feeding device installed on the sorter side distributes and transports the paper to each stage. There are things to do. In this case, as a first conventional example, there is a system in which the first paper feeding device and the second paper feeding device have the same paper feeding speed and continuously feed the paper. Furthermore, as a second conventional example, the paper feeding speed of the second paper feeding device is made higher than that of the first paper feeding device, and a switching device for paper feeding operations is provided to prevent paper feeding from occurring at the same time. There is.
［角！ｌ決しようとする課題］
」二記第１の従来例によると、両紙送り装置の紙送り速
度が同一でかつ連続して行われるために、紙が排出され
る段なとを切り換える切り換え中にも紙が送り出される
ことになり、紙ジヤムが発生することがある。このため
に紙送り速度を低下させる等により処理量が低下する問
題点がある。[corner! According to the first conventional example, the paper feeding speeds of both paper feeding devices are the same and are carried out continuously, so that during switching between the paper ejection stages and the The paper will also be fed out, which may cause a paper jam. For this reason, there is a problem in that the throughput is reduced due to a reduction in paper feeding speed, etc.
また上記第２の従来例によると、両紙送り装置の切り換
え装置として、ソレノイドやモータ等が必要となり、コ
ストアップの問題点がある。Further, according to the second conventional example, a solenoid, a motor, or the like is required as a switching device for both paper feeding devices, resulting in an increase in cost.
そこで本発明の目的は、第２の紙送り装置の紙送り速度
を第１の祇送り装置のそれよりも大として連続的にカッ
ト紙を搬送するものでありながら、同装置の動作切り換
え装置を不要にしてコストアンプを防ぎ、かつカット紙
の破れや紙ジヤム等を生じないプリンタの紙送り装置を
提供することにある。SUMMARY OF THE INVENTION Therefore, an object of the present invention is to continuously convey cut sheets by setting the paper feeding speed of the second paper feeding device higher than that of the first paper feeding device, while changing the operation switching device of the second paper feeding device. To provide a paper feeding device for a printer that is unnecessary, prevents cost increase, and does not cause tearing of cut paper, paper jam, etc.
［課題を解決するための手段］
上記目的を達成するために、本発明の紙送り装置は、第
１の紙送り装置とそれよりも紙搬送速度か大である第２
の紙送り装置と、両紙送り装置の間に設けてあり第１の
紙送り装置から第２の紙送り装置へカット紙を導く中継
紙ガイド装置とを有する。そして中継紙ガイド装置は、
一対の湾曲した固定下ガイドと可動上ガイドとによって
構成され、可動上ガイドはその一端部で回動自在に支持
されている。[Means for Solving the Problems] In order to achieve the above object, the paper feeding device of the present invention includes a first paper feeding device and a second paper feeding device whose paper conveyance speed is higher than that of the first paper feeding device.
and a relay paper guide device that is provided between the two paper feed devices and guides the cut paper from the first paper feed device to the second paper feed device. And the relay paper guide device is
It is composed of a pair of curved fixed lower guides and a movable upper guide, and the movable upper guide is rotatably supported at one end thereof.
上記可動上ガイドは、その構成を容易にするために、針
金を曲げ加］ニすることにより構成されることがある。The movable upper guide may be constructed by bending a wire in order to facilitate its construction.
［作用］
第１の紙送り装置を出た紙は固定下ガイドと可動上ガイ
ドとの間を通って第２の紙送り装置へ進む。紙が第２の
紙送り装置へ達すると、第２の紙送り装置の紙搬送速度
の方が第１の紙搬送速度よりも大であるので、可動紙ガ
イドは支持された一端部を中心として回動してＦ２ｆち
」二げられ、カット紙に無理な張力が作用するのを防止
する。[Operation] The paper that leaves the first paper feed device passes between the fixed lower guide and the movable upper guide and advances to the second paper feed device. When the paper reaches the second paper feeder, the paper transport speed of the second paper feeder is greater than the first paper transport speed, so the movable paper guide moves around one supported end. It rotates to prevent excessive tension from being applied to the cut paper.
［実施例］
以下、本発明の一実施例を図面を用いて詳細に説明する
。[Example] Hereinafter, an example of the present invention will be described in detail using the drawings.
本実施例は複数の部数を得る場合に紙を振り分けるソー
ターが取り付けられているプリンターにおいて、プリン
ター排紙部の第１の紙送り装置からソータ一部の第２の
紙送り装置へ紙を送る場合についてのものである。This embodiment describes a case where paper is sent from a first paper feeding device in the printer paper output section to a second paper feeding device in a part of the sorter in a printer equipped with a sorter that distributes paper when obtaining multiple copies. It is about.
第１図示のようにプリンターの排紙部１には、紙送りロ
ーラ２及びこれと当接するピンチローラ２ａよりなる第
１の紙送り装置３が取り付けられている。紙送りローラ
２は図示しない回転駆動手段により外周速度ｖｌで回転
駆動される。As shown in the first figure, a first paper feed device 3 consisting of a paper feed roller 2 and a pinch roller 2a that comes into contact with the paper feed roller 2 is attached to the paper discharge section 1 of the printer. The paper feed roller 2 is rotationally driven at an outer circumferential speed vl by a rotational drive means (not shown).
一方排紙部１の左方には、ソーターの紙ガイド４が設け
られている。紙ガイド４は２枚の板を上下対称、かつ先
に進むほど間隔が狭まるように形成されている。上下の
紙ガイド４の所定位置には紙送りローラ５及びこれと当
接するピンチローラ５ａが設けられており、これが第２
の紙送り装置６となっている。紙送りローラー５は図示
しない回転駆動手段により外周速度ｖ２で回転駆動され
る。ここでＶ２ ＞ｖｌとなっている。紙ガイド４の左
方部には図示しない複数段からなる棚が設けられており
、この棚は所定方法により」二下方向に移動可能になっ
ている。On the other hand, on the left side of the paper discharge section 1, a paper guide 4 of a sorter is provided. The paper guide 4 is formed of two plates that are vertically symmetrical and that the distance becomes narrower as the paper guide 4 moves forward. A paper feed roller 5 and a pinch roller 5a that comes into contact with the paper feed roller 5 are provided at predetermined positions of the upper and lower paper guides 4.
This is the paper feeding device 6. The paper feed roller 5 is rotationally driven at an outer circumferential speed v2 by a rotational drive means (not shown). Here, V2>vl. A shelf (not shown) consisting of a plurality of stages is provided on the left side of the paper guide 4, and this shelf can be moved in the downward direction by a predetermined method.
第１の紙送り装置３と第２の紙送り装置６との間には中
継紙ガイド装置７が配置されている。中継紙ガイド装置
７は固定下ガイド８及びその上に配置された可動−Ｌガ
イド９とより構成されている。A relay paper guide device 7 is arranged between the first paper feed device 3 and the second paper feed device 6. The relay paper guide device 7 is composed of a fixed lower guide 8 and a movable L guide 9 disposed above the fixed lower guide 8.
固定下ガイド８は湾曲した板８ａ及び板８ａの両側に同
定された所定形状の側板８ｂにより構成されている。板
８ａは紙の入口部が所定長さの平面部８ｄとなっており
、その後下方へ湾曲して再び上昇し、出口部は再び入口
部と路間−の高さとなって上下の紙ガイド４の間隔にカ
ット紙を導くようになっている。湾曲部の長さは、後述
のように第２の紙送り装置６でカット紙の前部が搬送さ
れて、カット紙が真っ直ぐに張る状態になる前に、カッ
ト紙の後端が第１の紙送り装置３を離れる長さに設定さ
れる。２ Ｆｋの側板８ｂはいずれも平面部８ｄの上方
の所定位置に孔８ｃが開けられている。固定下ガイド８
は側板８ｂを排紙部１に固定することにより排紙部１に
固定されている。The fixed lower guide 8 is composed of a curved plate 8a and side plates 8b having a predetermined shape on both sides of the plate 8a. The plate 8a has a paper inlet section as a flat section 8d of a predetermined length, and then curves downward and rises again, and the outlet section is again at the same height as the inlet section and the path between the upper and lower paper guides 4. The cut paper is guided at intervals of . The length of the curved part is such that the front part of the cut paper is conveyed by the second paper feeding device 6 as described later, and before the cut paper is stretched straight, the rear end of the cut paper is The length is set to leave the paper feeding device 3. The side plates 8b of 2Fk each have a hole 8c formed at a predetermined position above the flat part 8d. Fixed lower guide 8
is fixed to the paper discharge section 1 by fixing the side plate 8b to the paper discharge section 1.
可動上ガイド９も固定下ガイド８と同様の形状に湾曲さ
れており、さらに右方部は同定下ガイド８の平面部８ｄ
よりさらに上方の所定位置まて延びており、右端部の両
側が一１二述の孔８Ｃに回動自在に嵌合している。６１
動−上ガイド９は、この実施例では第２，３図示のよう
に１本の針金を折］１］Ｊげて形成してあり、その両端
部の回動支点部９ａが上述の孔８ｃに嵌合される。針金
の月質としては鉄、アルミニウム等挿々のものが考えら
れる。針金の材質や径を変えるなどにより、可動上ガイ
ド９の重さを変えることができる。The movable upper guide 9 is also curved in the same shape as the fixed lower guide 8, and the right side is the same as the flat part 8d of the lower fixed guide 8.
It extends further upward to a predetermined position, and both sides of the right end portion are rotatably fitted into the holes 8C described in 112 above. 61
In this embodiment, the movable upper guide 9 is formed by folding and bending a single wire as shown in the second and third figures, and the rotation fulcrum portions 9a at both ends of the wire are formed by bending the wire as shown in the second and third figures. mated to. The material of the wire may be iron, aluminum, etc. The weight of the movable upper guide 9 can be changed by changing the material and diameter of the wire.
固定下ガイド８と可動上ガイド９との密着を防止するた
めに、カット紙の幅より大きい間隔をおいて、固定下ガ
イド８に可動上ガイド９のストッパ８ｅが設けられてい
る。In order to prevent the fixed lower guide 8 and the movable upper guide 9 from coming into close contact, a stopper 8e for the movable upper guide 9 is provided on the fixed lower guide 8 at an interval larger than the width of the cut paper.
次に動作を説明する。Next, the operation will be explained.
第４図（ａ）に示すように第１の紙送り装置が外周速度
ｖｌで回転し、第２の紙送り装置が外周速度ｖ２で回転
している状態で、右方よりカット紙１０が送られる。す
るとカット紙１０はローラ２．２ａの間を通って速度Ｖ
１となり、固定下ガイド８と可動上ガイド９にガイドさ
れてその間隙を通って左方に進行する。As shown in FIG. 4(a), with the first paper feeding device rotating at an outer circumferential speed vl and the second paper feeding device rotating at an outer circumferential speed v2, cut paper 10 is fed from the right side. It will be done. Then, the cut paper 10 passes between the rollers 2.2a at a speed V
1, and is guided by the fixed lower guide 8 and the movable upper guide 9 and advances to the left through the gap between them.
次に第４図（ｂ）に示すようにカット紙１０の先端がロ
ーラ５，５ａの間に挾まれて第２の紙送り装置６によっ
ても送られるようになると、カット紙１０の先端部が外
周速度ｖ２で送られる。−方ローラ２，２ａの外周速度
はｖｌであるため、ローラ２，２ａの紙送り速度よりロ
ーラ５，５ａの紙送り速度の方が速いので、第１の紙送
り装置３と第２の紙送り装置６との間のカット紙１０の
長さが徐々に短くなり、従ってカット紙１０の上に載っ
ている可動上ガイド９はカット紙１０を張った状態で徐
々に上に持ち上げられる。Next, as shown in FIG. 4(b), when the leading edge of the cut paper 10 is sandwiched between the rollers 5 and 5a and is also fed by the second paper feeding device 6, the leading edge of the cut paper 10 is It is sent at an outer peripheral speed v2. - Since the outer peripheral speed of the rollers 2 and 2a is vl, the paper feed speed of the rollers 5 and 5a is faster than the paper feed speed of the rollers 2 and 2a. The length of the cut paper 10 between it and the feeding device 6 gradually becomes shorter, so that the movable upper guide 9 placed on the cut paper 10 is gradually lifted upward with the cut paper 10 stretched.
次に第４図（Ｃ）に示すようにカット紙１０の後端がロ
ーラ２，２ａを過ぎると、カット紙１０の後端が保持さ
れなくなるため、第４図（ｄ）に示すように可動上ガイ
ド９がカット紙１０で支持されなくなって降下し、第４
図（ｅ）に示すようにカット紙１０は固定下ガイド８及
び可動上ガイド９の湾曲形状に沿って曲がり、その形状
に沿って左方に進行していく。ソーターの紙ガイド４を
通過したカット紙１０は左方に配置された棚の所定の段
に挿入される。Next, as shown in FIG. 4(C), when the rear end of the cut paper 10 passes the rollers 2, 2a, the rear end of the cut paper 10 is no longer held, so it is movable as shown in FIG. 4(d). The upper guide 9 is no longer supported by the cut paper 10 and descends, and the fourth
As shown in Figure (e), the cut paper 10 bends along the curved shapes of the fixed lower guide 8 and the movable upper guide 9, and advances to the left along the curved shapes. The cut paper 10 that has passed through the paper guide 4 of the sorter is inserted into a predetermined stage of a shelf arranged on the left.
次に新たなカット紙１０が右方より流れてくると、上述
と同様の過程により第１の紙送り装置。Next, when a new cut sheet 10 flows from the right side, it is transferred to the first sheet feeding device through the same process as described above.
中継紙ガイド装置、第２の紙送り装置を通ってカット紙
１０が送られ棚の別の段に押入される。The cut paper 10 is sent through the relay paper guide device and the second paper feed device and pushed into another stage of the shelf.
本発明は、上記実施例のほか、ホッパーの紙送り装置と
プリンタ本体の紙取入口の紙送り装置との間など、プリ
ンタの種々の個所に適用可能である。In addition to the embodiments described above, the present invention can be applied to various locations in the printer, such as between the paper feeding device of the hopper and the paper feeding device of the paper intake port of the printer body.
［効果］
本発明のプリンタの紙送り装置は、第１の紙送り装置と
それよりも紙搬送速度が大である第２の紙送り装置との
間に、一対の湾曲した固定下ガイドと可動上ガイドとか
らなる中継紙ガイド装置を設けたため、第２の紙送り装
置によって第１の紙送り装置よりもより速く搬送される
分の紙の長さを予め撓ませておくことができ、したがっ
て紙切れによる紙ジヤム等を防止することができる。ま
た中継紙ガイド装置は簡単な構成であるため、安価に作
ることが可能である。[Effect] The paper feeding device of the printer of the present invention has a pair of curved fixed lower guides and a movable lower guide between the first paper feeding device and the second paper feeding device whose paper feeding speed is higher than that of the first paper feeding device. Since a relay paper guide device consisting of an upper guide is provided, the length of the paper to be transported faster by the second paper feeder than the first paper feeder can be bent in advance. Paper jams caused by paper cuts can be prevented. Furthermore, since the relay paper guide device has a simple configuration, it can be manufactured at low cost.
また可動上ガイドを針金を曲げ加工して構成することに
より、可動上ガイドを極めて軽く作ることかでき、固定
下ガイドと可動上ガイドとの間を通る紙の摩擦抵抗等を
軽減させることができる。Furthermore, by constructing the movable upper guide by bending wire, the movable upper guide can be made extremely light, and the frictional resistance of paper passing between the fixed lower guide and the movable upper guide can be reduced. .
さらに針金を曲げ加工することにより構成されているた
め、極めて容易に作ることが可能である。Furthermore, since it is constructed by bending wire, it can be made extremely easily.
図面は本発明の一実施例を示すもので、第１図は断面図
、第２図は可動上ガイドの平面図、第３図は第２図の正
面図、第４図（ａ）〜（ｅ）はカット紙が送られる過程
を示す説明図である。
３・・・第１の紙送り装置、
６・ ・第２の紙送り装置、
７・ ・中継紙ガイド装置、
８・ ・固定下ガイド、
９・ ・可動上ガイド、
９ａ・ ・回動支点部、
１０・ ・カット紙。
第２図
（ｅ）
第４図The drawings show one embodiment of the present invention, in which Fig. 1 is a sectional view, Fig. 2 is a plan view of the movable upper guide, Fig. 3 is a front view of Fig. 2, and Figs. e) is an explanatory diagram showing the process of feeding cut paper. 3. First paper feeding device, 6. Second paper feeding device, 7. Relay paper guide device, 8. Fixed lower guide, 9. Movable upper guide, 9a. Rotating fulcrum part. , 10. ・Cut paper. Figure 2 (e) Figure 4
Claims (2)
ある第２の紙送り装置と、上記両紙送り装置の間に設け
てあり上記第１の紙送り装置から上記第２の紙送り装置
へカット紙を導く中継紙ガイド装置とからなり、上記中
継紙ガイド装置は、一対の湾曲した固定下ガイドと可動
上ガイドとによって構成され、上記可動上ガイドはその
一端部で回動自在に支持されていることを特徴とするプ
リンタの紙送り装置。(1) A first paper feeding device, a second paper feeding device whose paper conveyance speed is higher than the first paper feeding device, and a second paper feeding device provided between the two paper feeding devices; The relay paper guide device is composed of a pair of curved fixed lower guides and a movable upper guide, and the movable upper guide is rotatable at one end thereof. A paper feed device for a printer characterized by being freely supported.
されていることを特徴とするプリンタの紙送り装置。(2) A paper feeding device for a printer according to claim 1, wherein the movable upper guide is constructed by bending a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1225106A JPH0742007B2 (en) | 1989-08-31 | 1989-08-31 | Paper feeder for printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1225106A JPH0742007B2 (en) | 1989-08-31 | 1989-08-31 | Paper feeder for printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0388652A true JPH0388652A (en) | 1991-04-15 |
| JPH0742007B2 JPH0742007B2 (en) | 1995-05-10 |
Family
ID=16824077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1225106A Expired - Fee Related JPH0742007B2 (en) | 1989-08-31 | 1989-08-31 | Paper feeder for printer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0742007B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009120307A (en) * | 2007-11-14 | 2009-06-04 | Funai Electric Co Ltd | Image forming device |
| US20130043648A1 (en) * | 2011-08-19 | 2013-02-21 | Canon Kabushiki Kaisha | Conveying apparatus and recording apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60100156A (en) * | 1983-11-07 | 1985-06-04 | Fuji Xerox Co Ltd | Method for registering transfer position of paper of copying machine |
| JPS60187159U (en) * | 1984-05-18 | 1985-12-11 | 株式会社リコー | Paper reversing device |
| JPS615854U (en) * | 1984-06-14 | 1986-01-14 | コニカ株式会社 | Accumulation mechanism |
| JPS6112554A (en) * | 1984-06-29 | 1986-01-20 | Mita Ind Co Ltd | Sheet member feeder |
-
1989
- 1989-08-31 JP JP1225106A patent/JPH0742007B2/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60100156A (en) * | 1983-11-07 | 1985-06-04 | Fuji Xerox Co Ltd | Method for registering transfer position of paper of copying machine |
| JPS60187159U (en) * | 1984-05-18 | 1985-12-11 | 株式会社リコー | Paper reversing device |
| JPS615854U (en) * | 1984-06-14 | 1986-01-14 | コニカ株式会社 | Accumulation mechanism |
| JPS6112554A (en) * | 1984-06-29 | 1986-01-20 | Mita Ind Co Ltd | Sheet member feeder |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009120307A (en) * | 2007-11-14 | 2009-06-04 | Funai Electric Co Ltd | Image forming device |
| US20130043648A1 (en) * | 2011-08-19 | 2013-02-21 | Canon Kabushiki Kaisha | Conveying apparatus and recording apparatus |
| US8973920B2 (en) * | 2011-08-19 | 2015-03-10 | Canon Kabushiki Kaisha | Conveying apparatus and recording apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0742007B2 (en) | 1995-05-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |