JPH11130301A - Image recording device - Google Patents
Image recording deviceInfo
- Publication number
- JPH11130301A JPH11130301A JP9314327A JP31432797A JPH11130301A JP H11130301 A JPH11130301 A JP H11130301A JP 9314327 A JP9314327 A JP 9314327A JP 31432797 A JP31432797 A JP 31432797A JP H11130301 A JPH11130301 A JP H11130301A
- Authority
- JP
- Japan
- Prior art keywords
- recording material
- recording
- roller pair
- image
- pair
- 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
- Handling Of Cut Paper (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
- Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
- Registering Or Overturning Sheets (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は画像記録装置に関
し、特に記録材の供給及び排出を同じ搬送路を往復して
行うことに特徴を有する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image recording apparatus, and is particularly characterized in that recording material is supplied and discharged reciprocally on the same conveyance path.
【０００２】[0002]
【従来の技術】従来、この種の画像記録装置としては、
例えば記録材にインクを吐き出して画像を形成するイン
クジェット記録装置がある。2. Description of the Related Art Conventionally, as this type of image recording apparatus,
For example, there is an ink jet recording apparatus that forms an image by discharging ink onto a recording material.
【０００３】このようなインクジェット記録装置におけ
る記録材搬送部は図１２から図１４までに図示される様
になっている。The recording material transport section in such an ink jet recording apparatus is as shown in FIGS.
【０００４】１０１は画像記録部に備えられた記録材に
画像を形成する記録ヘッドであり、１０２は記録材を画
像記録部に供給する搬送ローラ対、１０３は画像記録後
に記録材を画像記録部から排出する搬送ローラ対、１０
４は記録材ヘッド１０１に対向して設けられ、画像記録
部で記録材を保持するためのプラテン、１０５は記録材
を搬送ローラ対１０２に供給する給送ローラ、１０６は
記録材を積載保持する供給トレイ、１０７は画像記録部
から排出された記録材を保持する配送トレイである。Reference numeral 101 denotes a recording head for forming an image on a recording material provided in the image recording unit, 102 denotes a pair of conveying rollers for supplying the recording material to the image recording unit, and 103 denotes a recording material after recording the image. Roller pair discharged from
Reference numeral 4 denotes a platen provided to face the recording material head 101, and a platen for holding the recording material in the image recording unit; 105, a feed roller for supplying the recording material to the conveying roller pair 102; A supply tray 107 is a delivery tray that holds the recording material discharged from the image recording unit.
【０００５】上記構成の画像記録装置では図１２に示す
矢印Ａ方向に記録材が画像記録装置の後ろ側から前側に
向かって搬送される。In the image recording apparatus having the above structure, a recording material is conveyed in the direction of arrow A shown in FIG.
【０００６】また、図１３に示す様に矢印Ｂ方向に記録
材が画像記録装置の前側から後ろ側に向かって搬送され
るものもある。In some cases, as shown in FIG. 13, a recording material is conveyed in the direction of arrow B from the front side to the rear side of the image recording apparatus.
【０００７】これとは別な従来構成として、図１４に示
す様に画像記録装置下部に記録材供給部を設け、記録材
ガイド１０８により画像記録装置の後ろ側で矢印Ｃで示
す様に記録材を反転させて搬送ローラ対１０２に記録材
を供給するものがあり、さらに、記録材ガイド１０９で
記録材をガイドして画像記録装置の後ろ側からユーザ操
作によって矢印Ｄ方向に記録材を送り出して搬送ローラ
対１０２に記録材を供給するものもある。As another conventional configuration, a recording material supply section is provided below the image recording apparatus as shown in FIG. 14, and a recording material guide 108 is provided at the rear side of the image recording apparatus as shown by an arrow C as shown in FIG. The recording material is supplied to the pair of conveying rollers 102 by inverting the recording material. Further, the recording material is guided by a recording material guide 109, and the recording material is fed in the direction of arrow D by a user operation from the rear side of the image recording apparatus. In some cases, a recording material is supplied to the conveying roller pair 102.
【０００８】このように供給された記録材は矢印Ｅに示
す様に画像記録装置の前側に排出される。The recording material thus supplied is discharged to the front side of the image recording apparatus as shown by an arrow E.
【０００９】この他に図１５に示す様に画像記録装置の
前側で矢印Ｆのように記録材を反転させ、搬送ローラ対
１０２に記録材を供給するものがある。この構成で記録
材ガイド１０９により画像記録装置の前側からユーザ操
作で矢印Ｇ方向に記録材を送り出して搬送ローラ対１０
２に記録材を供給するものがある。In addition, as shown in FIG. 15, there is an apparatus in which the recording material is reversed at the front side of the image recording apparatus as shown by an arrow F, and the recording material is supplied to the conveying roller pair 102. In this configuration, the recording material is fed in the direction of arrow G by a user operation from the front side of the image recording apparatus by the recording material guide 109, and the conveyance roller pair 10
2 supplies a recording material.
【００１０】このように供給された記録材は矢印Ｈに示
す様に画像記録装置の後ろ側に排出される。The recording material thus supplied is discharged to the rear side of the image recording apparatus as shown by arrow H.
【００１１】[0011]
【発明が解決しようとする課題】しかしながら、このよ
うな従来技術において、下記のような問題が生じてい
た。However, such a conventional technique has the following problems.
【００１２】近年、パソコンの周辺機器の種類が増加し
ている。具体的にはディスプレイ、キーボード、マウ
ス、画像記録装置としてのプリンタ、スキャナ、外付け
のＣＤ−ＲＯＭ、メモリ装置等の機器をパソコン本体を
中心として配置することになる。In recent years, the types of peripheral devices for personal computers have been increasing. Specifically, devices such as a display, a keyboard, a mouse, a printer as an image recording device, a scanner, an external CD-ROM, and a memory device are arranged mainly on the personal computer.
【００１３】しかし、このような周辺機器を配置するこ
とは広いスペースを必要としてしまい、なかでもプリン
タは設置スペースが広く、スペース効率が悪いことが問
題となっていた。However, arranging such peripheral devices requires a large space. In particular, the printer has a large installation space and is inefficient in space.
【００１４】さらに、プリンタの上面部を使って記録材
の供給及び排出が行われているため、プリンタ上面部に
は所定の空間が必要であり、他の周辺機器のように積み
重ねることもできず、上面方向のスペース効率が悪いと
いう問題もあった。Further, since the recording material is supplied and discharged using the upper surface of the printer, a predetermined space is required on the upper surface of the printer, and it cannot be stacked like other peripheral devices. Also, there is a problem that the space efficiency in the upper surface direction is poor.
【００１５】また、プリンタの後ろ側を使って記録材の
供給及び排出が行われているものもあり、記録材の供
給、排出された記録材の取り出し等の操作のためにプリ
ンタの後ろ側には所定のスペースが必要になり、後ろ側
方向のスペース効率が悪くなるという問題もあった。In some cases, the recording material is supplied and discharged using the rear side of the printer. For the operation of supplying the recording material and taking out the discharged recording material, the operation is performed at the rear side of the printer. However, there is a problem that a predetermined space is required, and the space efficiency in the rear direction is deteriorated.
【００１６】本発明は上記の従来技術の課題を解決する
ためになされたもので、その目的とするところは、記録
材の供給及び排出を画像記録装置前面で行うスペース効
率を向上させ、しかも記録材の斜行取りを容易に行う機
能性に富んだ画像記録装置を提供することにある。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems of the prior art. It is an object of the present invention to improve the space efficiency of supplying and discharging a recording material in front of an image recording apparatus, and to improve the recording efficiency. An object of the present invention is to provide an image recording apparatus having a high functionality for easily removing a skewed material.
【００１７】[0017]
【課題を解決するための手段】上記目的を達成するため
に本発明にあっては、記録材が往復搬送される往復搬送
路と、該往復搬送路の復路で記録材上に画像記録する記
録手段と、該往復搬送路で記録材を挟持搬送する搬送手
段と、を備え、該搬送手段は、往路方向で前記記録手段
よりも奥側に配置される第１搬送ローラ対と、該第１搬
送ローラ対のさらに奥側に配置される第２搬送ローラ対
と、から成り、往路で記録材が第１搬送ローラ対及び第
２搬送ローラ対に往路方向奥側に搬送される時に、第２
搬送ローラ対の搬送を記録材を挟持したまま停止させる
と共に、第１搬送ローラ対だけで往路方向に搬送して記
録材にカールを形成し、記録材の往路方向後端を第１搬
送ローラ対のニップ部に当接させて記録材の斜行取りを
行い、第１搬送ローラ対を逆回転し、復路搬送を行うこ
とを特徴とする。In order to achieve the above object, according to the present invention, there is provided a reciprocating conveyance path through which a recording material is conveyed reciprocally, and recording for recording an image on the recording material in a return path of the reciprocating conveyance path. Means, and a transport means for nipping and transporting the recording material in the reciprocating transport path, wherein the transport means is a first transport roller pair disposed on the back side of the recording means in the outward direction, and the first transport roller pair. A second conveying roller pair disposed further to the back side of the conveying roller pair, and when the recording material is conveyed to the first conveying roller pair and the second conveying roller pair on the outward path in the outward direction, the second
The conveyance of the pair of conveyance rollers is stopped while holding the recording material therebetween, and the conveyance is performed only in the first conveyance roller pair in the forward direction to form a curl on the recording material. The recording material is skewed by being brought into contact with the nip portion, and the first conveying roller pair is rotated in the reverse direction to perform the backward conveyance.
【００１８】従って、記録材の供給及び排出を同じ部分
で行い、記録を復路で行い、更に記録材の斜行取りが他
の部品を必要とせず、第１搬送ローラ対と第２搬送ロー
ラ対だけで容易に行うことができる。Therefore, the supply and discharge of the recording material are performed in the same portion, the recording is performed in the return path, and the skew of the recording material does not require other components, and the first transport roller pair and the second transport roller pair are not required. Just do it easily.
【００１９】第２搬送ローラ対は記録手段による画像記
録時に記録材に接しないことが好ましい。It is preferable that the second conveying roller pair does not come into contact with the recording material when the image is recorded by the recording means.
【００２０】これにより、画像記録時の第１搬送ローラ
対の搬送に第２搬送ローラ対は影響を与えない。Thus, the second transport roller pair does not affect the transport of the first transport roller pair during image recording.
【００２１】複数の記録材を蓄える供給カセットを記録
材排出側から着脱可能に備え、該供給カセットから前記
往復搬送路に記録材が導かれる反転搬送路を記録材排出
側に配置したことが好ましい。It is preferable that a supply cassette for storing a plurality of recording materials is provided detachably from the recording material discharge side, and a reversing conveyance path through which the recording material is guided from the supply cassette to the reciprocating conveyance path is disposed on the recording material discharge side. .
【００２２】これにより、供給カセットは記録材と同方
向から脱可能であり、反転搬送路におけるジャムは供給
カセットを取り出すと容易にジャム処理できる。Thus, the supply cassette can be removed from the same direction as the recording material, and the jam in the reverse conveyance path can be easily cleared when the supply cassette is removed.
【００２３】前記供給カセットから前記反転搬送路を通
過して記録材が供給される時は往路に記録材をガイド
し、復路では記録材を記録方向にガイドする可変記録材
ガイドを備えたことが好ましい。When a recording material is supplied from the supply cassette through the reverse conveyance path, the recording material is guided on the outward path, and a variable recording material guide for guiding the recording material in the recording direction on the return path. preferable.
【００２４】これにより、搬送路の可変がスムーズに行
える。This makes it possible to smoothly change the transport path.
【００２５】記録材の先端及び後端を検知する記録材セ
ンサを備えたことが好ましい。It is preferable that a recording material sensor for detecting the front end and the rear end of the recording material is provided.
【００２６】これにより、記録材の往路搬送、斜行取
り、復路搬送、記録等のタイミングを取ることができ
る。This makes it possible to set the timing for the forward transport, skew removal, return transport, recording, and the like of the recording material.
【００２７】[0027]
【発明の実施の形態】以下に図面を参照して、この発明
の好適な実施の形態を例示的に詳しく説明する。ただ
し、この実施の形態に記載されている構成部品の寸法、
材質、形状、その相対配置などは、特に特定的な記載が
ないかぎりは、この発明の範囲をそれらのみに限定する
趣旨のものではない。Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, the dimensions of the components described in this embodiment,
The material, shape, relative arrangement, and the like are not intended to limit the scope of the present invention only to them unless otherwise specified.
【００２８】（第１の実施の形態）図１，図２は本発明
を示す図である。図１は装置の全体を示す側面断面図、
図２は装置の外観を示す斜視図である。(First Embodiment) FIGS. 1 and 2 show the present invention. FIG. 1 is a side sectional view showing the entire apparatus.
FIG. 2 is a perspective view showing the appearance of the apparatus.
【００２９】画像記録装置前面の矢印Ｉ方向（往路）に
記録材が供給され、矢印Ｊ方向（復路）に記録材が排出
される往復搬送路を備え、１は矢印Ｊ方向（記録方向）
に記録材が搬送されると複数のノズルにより選択的にイ
ンクを吐き出して記録を行う記録手段としての記録ヘッ
ド、記録ヘッド１は図示しない記録ヘッド１を保持する
主走査キャリッジにより、不図示の駆動手段により、記
録材の搬送幅方向（主走査方向）に往復移動して記録
（印字）が行なわれる。A reciprocating transport path is provided on the front side of the image recording apparatus for feeding the recording material in the direction of arrow I (forward path) and discharging the recording material in the direction of arrow J (return path).
When a recording material is conveyed to the printer, a plurality of nozzles selectively eject ink to perform recording, and a recording head, which is a recording unit, is driven by a main scanning carriage (not shown) that holds the recording head 1 (not shown). By means, recording (printing) is performed by reciprocating in the conveying width direction (main scanning direction) of the recording material.
【００３０】２１は記録ヘッド１のヘッド面に対向させ
て配設したプラテンである。プラテン２１の下側は装置
の下側から供給される記録材の記録材ガイドも兼ねてい
る。Reference numeral 21 denotes a platen arranged to face the head surface of the recording head 1. The lower side of the platen 21 also serves as a recording material guide for the recording material supplied from the lower side of the apparatus.
【００３１】１５は記録材を画像記録部（印字領域）に
搬送し、且つ、画像記録後には記録材を排出するための
搬送ローラ対である。１０は記録材を矢印Ｋ方向に１度
搬送し、且つ、画像記録時には、矢印Ｌ方向に搬送し、
記録材を画像記録部に導く第１搬送ローラ対である。１
１，１２は斜行取りのための第２搬送ローラ対としての
斜行取りローラ対であり、詳細は後で述べる。Reference numeral 15 denotes a pair of transport rollers for transporting the recording material to an image recording unit (printing area) and discharging the recording material after the image recording. 10 transports the recording material once in the direction of arrow K, and transports the recording material in the direction of arrow L during image recording.
This is a first conveying roller pair for guiding the recording material to the image recording unit. 1
Reference numerals 1 and 12 denote skew removing roller pairs as second conveying roller pairs for skew feeding, and details thereof will be described later.
【００３２】１３は記録材の先端及び後端を検知するた
めの光学式の記録材センサである。Reference numeral 13 denotes an optical recording material sensor for detecting the leading and trailing ends of the recording material.
【００３３】２３は記録材ガイド、２４は矢印Ｋ方向に
搬送された記録材を保持するための記録材保持部材、１
６は画像記録装置下部の記録材を供給するための給送ロ
ーラ、１７は記録材を積載し、最上部に積載された記録
材を給送ローラ１６に付勢する供給トレイである。Reference numeral 23 denotes a recording material guide; 24, a recording material holding member for holding the recording material conveyed in the direction of arrow K;
Reference numeral 6 denotes a feed roller for supplying a recording material at the lower portion of the image recording apparatus. Reference numeral 17 denotes a supply tray on which the recording material is loaded and which biases the recording material loaded on the uppermost portion to the feed roller 16.
【００３４】１９は記録材ガイド、１８は供給トレイ１
７を保持し、矢印Ｏで示す画像記録装置前面方向に不図
示のレール構成等により画像記録装置本体の外枠２５に
対し着脱可能に設けられた供給カセットである。19 is a recording material guide, 18 is the supply tray 1
7 is a supply cassette provided detachably with respect to the outer frame 25 of the main body of the image recording apparatus by a rail configuration (not shown) or the like in the front direction of the image recording apparatus indicated by an arrow O.
【００３５】２０は前記記録ヘッド１、搬送ローラ１
０，１５、斜行取りローラ１１，１２、記録材センサ１
３、プラテン２１、記録材ガイド２２，２３、記録材保
持部材２４等の画像記録部と搬送部主体を保持する枠体
であり、矢印Ｎで示す画像記録装置前面方向に、不図示
のレール構成等により画像記録装置本体の外枠２５に対
して移動可能に構成されている。Reference numeral 20 denotes the recording head 1 and the transport roller 1.
0, 15, skew removing rollers 11, 12, recording material sensor 1
3, a frame body for holding an image recording unit such as a platen 21, recording material guides 22 and 23, and a recording material holding member 24 and a conveying unit, and a rail configuration (not shown) in the front direction of the image recording apparatus indicated by an arrow N Thus, it is configured to be movable with respect to the outer frame 25 of the image recording apparatus main body.
【００３６】供給カセット１８は矢印Ｏ方向画像記録装
置前面での着脱により、記録材の装着を行ない、また、
記録材のジャムが発生した場合には、供給カセット１８
を取り出すことにより、記録材のジャム処理を行うこと
ができる。The supply cassette 18 mounts a recording material by being attached to and detached from the front of the image recording apparatus in the direction of arrow O.
When a recording material jam occurs, the supply cassette 18
By taking out the recording medium, the recording material can be jammed.
【００３７】枠体２０の矢印Ｎ方向の移動により、記録
ヘッド１の交換および記録ヘッド１にインクを供給する
不図示のインクタンクの交換を行うことができる。By moving the frame 20 in the direction of arrow N, the recording head 1 can be replaced and an ink tank (not shown) for supplying ink to the recording head 1 can be replaced.
【００３８】また、搬送部で記録材ジャムが発生した場
合には枠体２０を引き出すことにより、記録材ジャム処
理を行うことが出来る。When a recording material jam occurs in the transport unit, the recording material jam can be removed by pulling out the frame 20.
【００３９】１４は給送ローラ１６から搬送された場合
に記録材の搬送路を切り換える可変記録材ガイドであ
る。Reference numeral 14 denotes a variable recording material guide for switching the recording material conveyance path when the recording material is conveyed from the feeding roller 16.
【００４０】２０ａは矢印Ｉ方向に記録材を画像記録部
へ供給するためのトレイであり、画像記録終了後は、矢
印Ｊ方向に排出される記録済みの記録材を保持するため
の機能も兼ねるものである。Reference numeral 20a denotes a tray for supplying a recording material to the image recording section in the direction of arrow I, and also has a function of holding the recorded recording material discharged in the direction of arrow J after the image recording is completed. Things.
【００４１】次に本発明の特徴的な構成である、記録材
の往復搬送路および記録材の斜行取り構成について述べ
る。Next, a description will be given of a reciprocating conveyance path of a recording material and a skew removing configuration of the recording material, which are characteristic configurations of the present invention.
【００４２】まず最初に、往路で画像記録装置前面より
記録材が供給される構成について図３から図７を用いて
説明する。First, a configuration in which a recording material is supplied from the front surface of the image recording apparatus on the outward path will be described with reference to FIGS.
【００４３】図３に示すように矢印Ｉ方向から供給され
た記録材２５は搬送ローラ対１５により、記録ヘッド１
の画像記録部へと搬送される。矢印Ｉ方向への記録材の
給送は、ユーザ操作の手差し供給、又は、不図示の自動
供給手段を用いたものでもよい。As shown in FIG. 3, the recording material 25 supplied from the direction of arrow I is transported by the conveying roller pair 15 to the recording head 1.
To the image recording unit. The recording material may be fed in the direction of arrow I by manual feed by a user operation or by using automatic feeding means (not shown).
【００４４】記録材２５は記録材センサ１３により先端
位置２５ａを検知した後、第２搬送ローラ対１０によ
り、さらに矢印Ｋ方向に搬送される。さらに記録材ガイ
ド２３にガイドされ、斜行取りローラ対（１１，１２）
に搬送される。After the recording material sensor 13 detects the leading end position 25a by the recording material sensor 13, the recording material 25 is further conveyed by the second conveying roller pair 10 in the direction of arrow K. Further, the skew removing roller pair (11, 12) is guided by the recording material guide 23.
Transported to
【００４５】斜行取りローラ１１は記録材２５を矢印Ｋ
方向に搬送する方向に回転し、斜行取りローラ１２は外
周面が半月状に構成され、半月面が記録材２５と対向す
る位置で停止している。The skew removing roller 11 moves the recording material 25 with an arrow K
The skew removing roller 12 has a semicircular outer peripheral surface and stops at a position where the semilunar surface faces the recording material 25.
【００４６】斜行取りローラ１２は不図示の回転方向の
位置センサにより、回転方向の位置制御が行なわれてい
る。The position of the skew removing roller 12 in the rotation direction is controlled by a position sensor (not shown) in the rotation direction.
【００４７】さらに記録材２５が矢印Ｋ方向に搬送され
ると図４に示すように、記録材２５の後端２５ｂが記録
材センサ１３を通過し、記録材２５の後端を検知すると
斜行取りローラ１２を矢印方向に回転させ記録材２５を
矢印Ｋ方向に搬送する。When the recording material 25 is further conveyed in the direction of the arrow K, as shown in FIG. 4, the rear end 25b of the recording material 25 passes through the recording material sensor 13, and when the rear end of the recording material 25 is detected, the skew occurs. The take-up roller 12 is rotated in the direction of the arrow to convey the recording material 25 in the direction of the arrow K.
【００４８】次に図５に示すように斜行取りローラ対１
１，１２の回転を停止し、第１搬送ローラ対１０だけで
記録材２５の搬送を行ない、第２搬送ローラ対１０と斜
行取りローラ対１１，１２の間で記録材２５にカールを
形成し、記録材２５を搬送し切ると、カールの反発力に
より記録材２５の後端部２５ｂが第１搬送ローラ対１０
のニップに突き当たることにより記録材２５の斜行取り
が行なわれる。Next, as shown in FIG.
The rotation of the recording material 25 is stopped only by the first conveying roller pair 10, and the curl is formed on the recording material 25 between the second conveying roller pair 10 and the skew removing roller pairs 11, 12. Then, when the recording material 25 is completely conveyed, the rear end portion 25b of the recording material 25 is moved to the first conveying roller pair 10 by the repulsive force of the curl.
The recording material 25 is skewed by hitting the nip.
【００４９】次に、図６に示すように記録材２５の搬送
方向を反転して復路となり、第１搬送ローラ対１０、斜
行取りローラ対１１，１２により記録材２５を矢印Ｌ方
向に搬送する。Next, as shown in FIG. 6, the transport direction of the recording material 25 is reversed to return, and the recording material 25 is transported in the arrow L direction by the first transport roller pair 10 and the skew removing roller pairs 11 and 12. I do.
【００５０】この時、記録材２５の先端２５ｂが記録材
センサ１３を通過することにより記録材２５の先端位置
を検出し、画像記録部で記録ヘッド１により記録材２５
に画像記録する。At this time, the leading end 25b of the recording material 25 passes through the recording material sensor 13 to detect the position of the leading end of the recording material 25.
Image recording.
【００５１】さらに記録材２５を矢印Ｌ方向に搬送する
と、図７に示すように斜行取りローラ１２は、半月面が
記録材２５と対向する位置で停止する。When the recording material 25 is further conveyed in the direction of the arrow L, the skew removing roller 12 stops at a position where the half-moon surface faces the recording material 25 as shown in FIG.
【００５２】さらに記録材２５が矢印Ｌ方向に搬送され
ると記録材２５の後端２５ａが記録材センサ１３を通過
することにより記録材２５の後端位置を検出する。When the recording material 25 is further conveyed in the direction of arrow L, the rear end 25a of the recording material 25 passes through the recording material sensor 13 to detect the position of the rear end of the recording material 25.
【００５３】画像記録終了後、さらに矢印Ｊ方向に記録
材２５を搬送し、トレイ２０ａに排出する。After the image recording is completed, the recording material 25 is further conveyed in the direction of arrow J and discharged to the tray 20a.
【００５４】次に装置の下側に構成された供給カセット
から記録材が供給される構成について図１及び図８を用
いて述べる。Next, a configuration in which a recording material is supplied from a supply cassette arranged below the apparatus will be described with reference to FIGS.
【００５５】給送ローラ１６より搬送された記録材２５
は、供給カセット１８に設けられた記録材ガイド１８ａ
と記録材ガイド１９，２２およびプラテン２１に設けら
れた記録材反転搬送路により、矢印Ｍ方向に供給され
る。The recording material 25 conveyed by the feed roller 16
Is a recording material guide 18a provided on the supply cassette 18.
Is supplied in the direction of arrow M by the recording material reversing conveyance path provided in the recording material guides 19 and 22 and the platen 21.
【００５６】記録材２５の先端２５ａが可変記録材ガイ
ド１４に侵入すると可変記録材ガイド１４は矢印Ｐ方向
に退避する。When the leading end 25a of the recording material 25 enters the variable recording material guide 14, the variable recording material guide 14 retreats in the direction of arrow P.
【００５７】また、記録材２５の先端部２５ａが記録材
センサ１３を通過することにより記録材２５の先端位置
を検出する。The leading end 25a of the recording material 25 passes through the recording material sensor 13 to detect the position of the leading end of the recording material 25.
【００５８】第１搬送ローラ対１０および斜行取りロー
ラ１１により矢印Ｋ方向に搬送される。矢印Ｋ方向の搬
送に関しては、前述の装置前面から供給される構成と同
じである。The sheet is conveyed in the direction of arrow K by the first conveying roller pair 10 and the skew removing roller 11. The transport in the direction of arrow K is the same as the configuration supplied from the front of the apparatus described above.
【００５９】記録材２５が矢印Ｋ方向に搬送され可変記
録材ガイド１４を記録材２５の後端部２５ｂが抜けると
図４に示すように可変記録材ガイド１４は矢印Ｑ方向に
変位し初期状態に戻る。When the recording material 25 is conveyed in the direction of arrow K and the trailing end portion 25b of the recording material 25 passes through the variable recording material guide 14, the variable recording material guide 14 is displaced in the direction of arrow Q as shown in FIG. Return to
【００６０】可変記録材ガイド１４は不図示の駆動源、
または、自重及び不図示のばね部材等により矢印Ｑ方向
に力を与えることにより動作するものである。The variable recording material guide 14 includes a driving source (not shown),
Alternatively, it operates by applying a force in the direction of arrow Q by its own weight and a spring member (not shown) or the like.
【００６１】また、記録材２５の後端部２５ｂが記録材
センサ１３を通過することで記録材２５の後端の検知が
行なわれる。The rear end 25b of the recording material 25 passes through the recording material sensor 13 to detect the rear end of the recording material 25.
【００６２】その後の記録材２５の搬送および斜行取り
排出動作については、前述の装置前面から供給される図
４〜７に示す構成と同じである。The subsequent conveyance of the recording material 25 and the skew removal / discharge operation are the same as those shown in FIGS.
【００６３】この構成による効果を以下に示す。The effect of this configuration will be described below.
【００６４】画像記録装置前面の搬送ローラ対１５が備
えられた部分で記録材の供給及び排出を行う画像記録装
置で往路において記録材にカールを形成することで記録
材の斜行取りがに容易に行える。In an image recording apparatus which supplies and discharges a recording material at a portion provided with a pair of conveying rollers 15 on the front surface of the image recording apparatus, curl is formed on the recording material in an outward path, so that the recording material can be easily skewed. Can be done.
【００６５】また、画像記録装置の下部に設けられた記
録材の供給カセット１８から記録材を供給する場合の記
録材の記録材反転搬送路を画像記録装置前面方向に設け
てスペース効率をさらに上げると共に、記録材反転搬送
路で記録材がジャムした場合でも画像記録装置前面から
供給カセット１８を取り出すことで、ジャム処理するこ
とができる。Further, a recording material reversing conveyance path for the recording material when the recording material is supplied from the recording material supply cassette 18 provided at the lower portion of the image recording device is provided in the front direction of the image recording device to further increase the space efficiency. At the same time, even when the recording material is jammed in the recording material reversing conveyance path, the jam can be removed by removing the supply cassette 18 from the front of the image recording apparatus.
【００６６】画像記録時には、斜行取りローラ１２を記
録材２５のＫ方向の移動時に半月面を記録材２５と対向
する位置で停止して記録材と接しないことで、第１搬送
ローラ対１０が搬送する記録材２５の搬送精度に影響を
与えず、画像品質を向上させることができる。During image recording, the skew removing roller 12 stops the half-moon surface at a position facing the recording material 25 when the recording material 25 moves in the K direction and does not come into contact with the recording material 25. The image quality can be improved without affecting the conveyance accuracy of the recording material 25 to be conveyed.
【００６７】尚、斜行取りローラ１２が記録材２５のＫ
方向の移動時に半月面を記録材２５と対向する位置で停
止している構成について述べたが、斜行取りローラ１１
と共に回転する構成でも良い。The skew removing roller 12 is driven by the K of the recording material 25.
The description has been given of the configuration in which the half-moon surface is stopped at the position facing the recording material 25 during the movement in the direction.
It may be configured to rotate together with.
【００６８】（第２の実施の形態）第１の実施の形態で
は、第２搬送ローラとしての斜行取りローラ１２を半月
ローラにする構成について述べたが、第２の実施の形態
では丸ローラにして、カール形成後に斜行取りローラ１
２を退避させる構成としたものである。(Second Embodiment) In the first embodiment, the configuration in which the skew removing roller 12 as the second transport roller is a half-moon roller has been described, but in the second embodiment, a round roller is used. And the skew removing roller 1 after curl formation.
2 is retracted.
【００６９】その他の構成および作用については第１の
実施の形態と同一なので、同一の構成部分については同
一の符号を付して、その説明は省略する。Since other structures and operations are the same as those of the first embodiment, the same components are denoted by the same reference numerals and description thereof will be omitted.
【００７０】図９に示すように第１搬送ローラ対１０お
よび斜行取りローラ対１１，１２の間で記録材２５にカ
ールを形成し、斜行取りを行なった後で、図１０に示す
ように第１搬送ローラ対１０により記録材２５を矢印Ｌ
方向に搬送し、さらに、斜行取りローラ１２を矢印Ｒ方
向に退避させるものである。After the curl is formed on the recording material 25 between the first transport roller pair 10 and the skew removing roller pairs 11 and 12 as shown in FIG. 9 and the skew is removed, as shown in FIG. The recording material 25 is moved to the arrow L by the first conveying roller pair 10.
, And the skew removing roller 12 is retracted in the direction of arrow R.
【００７１】これにより、第１の実施の形態の半月ロー
ラと同様に画像記録中の記録材２５の搬送に斜行取りロ
ーラ対１１，１２の影響がなくなり、高精度の記録材搬
送が実現出来る。As a result, similarly to the half-moon roller of the first embodiment, the conveyance of the recording material 25 during image recording is not affected by the skew removing roller pairs 11 and 12, and the recording material can be conveyed with high accuracy. .
【００７２】（第３の実施の形態）第１の実施の形態で
は第１搬送ローラ対１０及び第２搬送ローラ対としての
斜行取りローラ対１１，１２により記録材２５の斜行取
りを行う構成について述べたが、図１１に示すように第
１搬送ローラ対１０及び搬送ローラ対１５の下ローラ１
０ａ，１５ａに搬送ベルト２６を張架し、搬送ベルト２
６により記録材２５を搬送する構成でも同様の効果が得
られる。(Third Embodiment) In the first embodiment, the recording material 25 is skewed by the skew removing roller pairs 11 and 12 as the first transport roller pair 10 and the second transport roller pair. Although the configuration has been described, as shown in FIG. 11, the lower roller 1 of the first transport roller pair 10 and the transport roller pair 15
The transport belt 26 is stretched over the transport belts
6, the same effect can be obtained even in a configuration in which the recording material 25 is conveyed.
【００７３】他の構成は第１の実施の形態の構成と同じ
であるため説明は省略する。The other structure is the same as the structure of the first embodiment, and the description is omitted.
【００７４】尚、上記発明において、光学式の記録材セ
ンサ１３により記録材２５の先端および後端位置を検出
する構成について述べたが、記録材２５と接触する機械
的なセンサレバーとセンサレバーの位置を検出する位置
センサを組み合わせた構成でも良い。In the above-mentioned invention, the configuration in which the leading and trailing end positions of the recording material 25 are detected by the optical recording material sensor 13 has been described. A configuration combining position sensors for detecting positions may be used.
【００７５】また、記録材２５の画像記録側の斜行取り
ローラ１２に半月ローラを用いたり、丸ローラで退避す
る構成について述べたが、斜行取りローラ１１の側を半
月ローラや丸ローラで退避する構成にしても同様の効果
が得られる。Further, the configuration has been described in which a half-moon roller is used as the skew removing roller 12 on the image recording side of the recording material 25 or the roller is retracted with a round roller. The same effect can be obtained even if the retracted configuration is used.
【００７６】尚、ここでは記録手段として記録ヘッドを
用いるインクジェット方式の画像記録装置について説明
したが、その他の静電方式等にもこの発明は用いること
ができる。Although an ink jet type image recording apparatus using a recording head as recording means has been described here, the present invention can also be applied to other electrostatic types and the like.
【００７７】[0077]
【発明の効果】本発明は、搬送手段は、往路方向で前記
記録手段よりも奥側に配置される第１搬送ローラ対と、
該第１搬送ローラ対のさらに奥側に配置される第２搬送
ローラ対と、から成り、往路で記録材が第１搬送ローラ
対及び第２搬送ローラ対に往路方向奥側に搬送される時
に、第２搬送ローラ対の搬送を記録材を挟持したまま停
止させると共に、第１搬送ローラ対だけで往路方向に搬
送して記録材にカールを形成し、記録材の往路方向後端
を第１搬送ローラ対のニップ部に当接させて記録材の斜
行取りを行い、第１搬送ローラ対を逆回転し、復路搬送
を行えば、記録材の供給及び排出を同じ部分で行い、画
像記録装置周辺のスペース効率を向上させることがで
き、さらに記録材の斜行取りが他の部品を必要とせず、
第１搬送ローラ対と第２搬送ローラ対だけで容易に行う
ことができる。According to the present invention, the conveying means comprises: a first conveying roller pair disposed on the back side of the recording means in the outward direction;
A second conveying roller pair disposed further to the back of the first conveying roller pair, and when the recording material is conveyed to the first conveying roller pair and the second conveying roller pair in the forward direction in the forward direction. The conveyance of the second conveying roller pair is stopped while holding the recording material, and the first conveying roller pair alone conveys the recording material in the forward direction to form a curl on the recording material. If the recording material is skewed by being brought into contact with the nip portion of the transport roller pair, the first transport roller pair is rotated in the reverse direction, and the return transport is performed. Space efficiency around the device can be improved, and skew removal of recording material does not require other parts.
This can be easily performed only with the first transport roller pair and the second transport roller pair.
【００７８】第２搬送ローラ対は記録手段による画像記
録時に記録材に接しないことで、第１搬送ローラ対は記
録材の搬送を精度良く行え、画像品質の信頼性を向上す
ることができる。Since the second conveying roller pair does not come into contact with the recording material at the time of image recording by the recording means, the first conveying roller pair can convey the recording material with high accuracy, and the reliability of image quality can be improved.
【００７９】複数の記録材を蓄える供給カセットを記録
材排出側から着脱可能に備え、該供給カセットから往復
搬送路に記録材が導かれる反転搬送路を記録材排出側に
配置したことで、供給カセットは記録材と同方向から脱
可能であり、反転搬送路におけるジャムは供給カセット
を取り出すと容易にジャム処理できる。A supply cassette for storing a plurality of recording materials is provided detachably from the recording material discharge side, and a reversing conveyance path through which the recording material is guided from the supply cassette to the reciprocating conveyance path is arranged on the recording material discharge side, so that the supply is performed. The cassette can be removed from the same direction as the recording material, and the jam in the reverse conveyance path can be easily cleared by removing the supply cassette.
【００８０】供給カセットから反転搬送路を通過して記
録材が供給される時は往路に記録材をガイドし、復路で
は記録材を記録方向にガイドする可変記録材ガイドを備
えたことで、搬送路の可変がスムーズに行える。When the recording material is supplied from the supply cassette through the reversing conveyance path, the recording material is guided on the outward path, and the variable recording material guide for guiding the recording material in the recording direction on the return path is provided. The road can be changed smoothly.
【００８１】記録材の先端及び後端を検知する記録材セ
ンサを備えたことで、記録材の往路搬送、斜行取り、復
路搬送、記録等のタイミングを取ることができる。The provision of the recording material sensor for detecting the leading edge and the trailing edge of the recording material makes it possible to take timings such as forward transport, skew feeding, backward transport, and recording of the recording material.
【図１】図１は第１の実施の形態に係る画像記録装置を
示した側面断面図である。FIG. 1 is a side sectional view showing an image recording apparatus according to a first embodiment.
【図２】図２は第１の実施の形態に係る画像記録装置を
示した斜視図である。FIG. 2 is a perspective view showing the image recording apparatus according to the first embodiment.
【図３】図３は第１の実施の形態に係る画像記録装置を
示した要部断面図である。FIG. 3 is a sectional view of a main part showing the image recording apparatus according to the first embodiment.
【図４】図４は第１の実施の形態に係る画像記録装置を
示した要部断面図である。FIG. 4 is a sectional view of a main part showing the image recording apparatus according to the first embodiment.
【図５】図５は第１の実施の形態に係る画像記録装置を
示した要部断面図である。FIG. 5 is a sectional view of a main part showing the image recording apparatus according to the first embodiment.
【図６】図６は第１の実施の形態に係る画像記録装置を
示した要部断面図である。FIG. 6 is a sectional view of a main part showing the image recording apparatus according to the first embodiment.
【図７】図７は第１の実施の形態に係る画像記録装置を
示した要部断面図である。FIG. 7 is a cross-sectional view illustrating a main part of the image recording apparatus according to the first embodiment.
【図８】図８は第１の実施の形態に係る画像記録装置を
示した要部断面図である。FIG. 8 is an essential part cross-sectional view showing the image recording apparatus according to the first embodiment.
【図９】図９は第２の実施の形態に係る画像記録装置を
示した要部断面図である。FIG. 9 is a sectional view of a main part showing an image recording apparatus according to a second embodiment.
【図１０】図１０は第２の実施の形態に係る画像記録装
置を示した要部断面図である。FIG. 10 is a sectional view of a main part showing an image recording apparatus according to a second embodiment.
【図１１】図１１は第３の実施の形態に係る画像記録装
置を示した要部断面図である。FIG. 11 is a sectional view of a main part showing an image recording apparatus according to a third embodiment.
【図１２】図１２は従来技術に係る画像記録装置を示し
た側面断面図である。FIG. 12 is a side sectional view showing an image recording apparatus according to the related art.
【図１３】図１３は従来技術に係る画像記録装置を示し
た側面断面図である。FIG. 13 is a side sectional view showing an image recording apparatus according to the related art.
【図１４】図１４は従来技術に係る画像記録装置を示し
た側面断面図である。FIG. 14 is a side sectional view showing an image recording apparatus according to the related art.
【図１５】図１５は従来技術に係る画像記録装置を示し
た側面断面図である。FIG. 15 is a side sectional view showing an image recording apparatus according to the related art.
１ 記録ヘッド １０ 第１搬送ローラ １５ 搬送ローラ対 ２１ プラテン １６ 給送ローラ １７ 供給トレイ １９，２２，２３ 記録材ガイド １１，１２ 斜行取りローラ １３ 記録材センサ １４ 可変記録材ガイド １８ 供給カセット ２０ 枠体 ２４ 記録材保持部材 ２５ 外枠 REFERENCE SIGNS LIST 1 recording head 10 first transport roller 15 transport roller pair 21 platen 16 feed roller 17 supply tray 19,22,23 recording material guide 11,12 skewing roller 13 recording material sensor 14 variable recording material guide 18 supply cassette 20 frame Body 24 Recording material holding member 25 Outer frame
Claims (5)
該往復搬送路の復路で記録材上に画像記録する記録手段
と、該往復搬送路で記録材を挟持搬送する搬送手段と、
を備え、 該搬送手段は、往路方向で前記記録手段よりも奥側に配
置される第１搬送ローラ対と、該第１搬送ローラ対のさ
らに奥側に配置される第２搬送ローラ対と、から成り、 往路で記録材が第１搬送ローラ対及び第２搬送ローラ対
に往路方向奥側に搬送される時に、第２搬送ローラ対の
搬送を記録材を挟持したまま停止させると共に、第１搬
送ローラ対だけで往路方向に搬送して記録材にカールを
形成し、記録材の往路方向後端を第１搬送ローラ対のニ
ップ部に当接させて記録材の斜行取りを行い、第１搬送
ローラ対を逆回転し、復路搬送を行うことを特徴とする
画像記録装置。A reciprocating transport path on which a recording material is reciprocated;
Recording means for recording an image on a recording material in the return path of the reciprocating transport path, and transport means for nipping and transporting the recording material in the reciprocating transport path,
A first conveying roller pair disposed on the back side of the recording unit in the outward direction, a second conveying roller pair disposed further on the back side of the first conveying roller pair, When the recording material is conveyed to the back side in the forward direction by the first conveyance roller pair and the second conveyance roller pair on the outward path, the conveyance of the second conveyance roller pair is stopped while nipping the recording material, and the first The conveying roller pair alone conveys the recording material in the forward direction to form a curl, and the trailing end of the recording material in the forward direction abuts the nip portion of the first conveying roller pair to skew the recording material. An image recording apparatus, wherein one transport roller pair is rotated in the reverse direction to perform backward transport.
記録時に記録材に接しないことを特徴とする請求項１に
記載の画像記録装置。2. The image recording apparatus according to claim 1, wherein the second conveying roller pair does not contact the recording material when recording the image by the recording unit.
録材排出側から着脱可能に備え、該供給カセットから前
記往復搬送路に記録材が導かれる反転搬送路を記録材排
出側に配置したことを特徴とする請求項１又は２に記載
の画像記録装置。3. A supply cassette for storing a plurality of recording materials is provided detachably from a recording material discharge side, and a reversing conveyance path through which the recording material is guided from the supply cassette to the reciprocating conveyance path is disposed on the recording material discharge side. The image recording apparatus according to claim 1, wherein:
通過して記録材が供給される時は往路に記録材をガイド
し、復路では記録材を記録方向にガイドする可変記録材
ガイドを備えたことを特徴とする請求項３に記載の画像
記録装置。4. A variable recording material guide that guides the recording material in a forward path when the recording material is supplied from the supply cassette through the reverse conveyance path and guides the recording material in a recording direction in a return path. The image recording apparatus according to claim 3, wherein:
センサを備えたことを特徴とする請求項１乃至４のいず
れか一つに記載の画像記録装置。5. The image recording apparatus according to claim 1, further comprising a recording material sensor for detecting a front end and a rear end of the recording material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31432797A JP3517572B2 (en) | 1997-10-30 | 1997-10-30 | Image recording device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31432797A JP3517572B2 (en) | 1997-10-30 | 1997-10-30 | Image recording device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11130301A true JPH11130301A (en) | 1999-05-18 |
| JP3517572B2 JP3517572B2 (en) | 2004-04-12 |
Family
ID=18052008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP31432797A Expired - Fee Related JP3517572B2 (en) | 1997-10-30 | 1997-10-30 | Image recording device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3517572B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002193492A (en) * | 2000-12-26 | 2002-07-10 | Oki Data Corp | Paper feeding device |
| JP2006341958A (en) * | 2005-06-09 | 2006-12-21 | Konica Minolta Business Technologies Inc | Paper conveying device |
| US7837321B2 (en) | 2002-07-03 | 2010-11-23 | Seiko Epson Corporation | Recording method, recording apparatus and computer-readable storage medium |
| US11312591B2 (en) * | 2018-06-20 | 2022-04-26 | Yi Lin | Printer having front-end paper feeding and front-end paper outputting and being capable of changing paper discharge path |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04327447A (en) * | 1991-04-26 | 1992-11-17 | Hitachi Ltd | Double-side printing sheet conveyor device |
-
1997
- 1997-10-30 JP JP31432797A patent/JP3517572B2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04327447A (en) * | 1991-04-26 | 1992-11-17 | Hitachi Ltd | Double-side printing sheet conveyor device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002193492A (en) * | 2000-12-26 | 2002-07-10 | Oki Data Corp | Paper feeding device |
| US7837321B2 (en) | 2002-07-03 | 2010-11-23 | Seiko Epson Corporation | Recording method, recording apparatus and computer-readable storage medium |
| JP2006341958A (en) * | 2005-06-09 | 2006-12-21 | Konica Minolta Business Technologies Inc | Paper conveying device |
| US11312591B2 (en) * | 2018-06-20 | 2022-04-26 | Yi Lin | Printer having front-end paper feeding and front-end paper outputting and being capable of changing paper discharge path |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3517572B2 (en) | 2004-04-12 |
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