JPH10181154A - Printer cover - Google Patents
Printer coverInfo
- Publication number
- JPH10181154A JPH10181154A JP8355160A JP35516096A JPH10181154A JP H10181154 A JPH10181154 A JP H10181154A JP 8355160 A JP8355160 A JP 8355160A JP 35516096 A JP35516096 A JP 35516096A JP H10181154 A JPH10181154 A JP H10181154A
- Authority
- JP
- Japan
- Prior art keywords
- paper
- face plate
- paper guide
- cover
- lower edge
- 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
- Accessory Devices And Overall Control Thereof (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は主にインパクト式の
ドットプリンタに適用するカバーに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cover mainly applied to an impact type dot printer.
【0002】[0002]
【従来の技術】ワイヤの先端を記録紙面に打接して記録
書込みを行うインパクト式のドットプリンタは、重ねら
れた複数の記録紙に同時に記録書込みを行える利点を有
するが、半面、打接音により執務環境を損ねるといった
問題を有している。2. Description of the Related Art An impact-type dot printer in which recording and writing is performed by hitting the end of a wire against a recording paper has the advantage that recording and writing can be simultaneously performed on a plurality of stacked recording papers. There is a problem that the working environment is impaired.
【0003】このため、この種のプリンタでは、特開平
7−314855号公報に見られるように、前面をカバ
ーで覆って打接音の漏れを抑えるようにしているが、こ
のような構造を採っても、通紙部からの打接音の漏れを
十分に抑えることができないといった問題を有してい
る。For this reason, in this type of printer, as disclosed in Japanese Patent Application Laid-Open No. Hei 7-314855, the front surface is covered with a cover to suppress the leakage of the tapping sound. However, there is a problem that leakage of the tapping sound from the paper passing portion cannot be sufficiently suppressed.
【0004】[0004]
【発明が解決しようとする課題】本発明はこのような問
題に鑑みてなされたもので、その目的とするところは、
インパクト式ドットプリンタが抱える打接音の漏れを、
より効果的に抑えることのできる新たなプリンタカバー
を提供することにある。SUMMARY OF THE INVENTION The present invention has been made in view of such a problem.
Leakage of impact sound that impact type dot printer has
An object of the present invention is to provide a new printer cover that can be suppressed more effectively.
【0005】[0005]
【課題を解決するための手段】すなわち、本発明はこの
ような課題を達成するためのプリンタカバーとして、プ
リンタの紙案内面上方を覆うカバーの面板内面に、面板
と平行な向きの壁板と、紙搬送方向に平行な向きの複数
の紙案内リブとを、これらの各下縁が紙案内面との間に
微小な間隙を有するように形成して、面板と壁板との間
に、紙案内リブによって区画された衝撃音減衰用の複数
の小室を形成するようにしたものである。That is, according to the present invention, as a printer cover for achieving the above object, a wall plate in a direction parallel to the face plate is provided on an inner surface of the face plate of the cover which covers above the paper guide surface of the printer. A plurality of paper guide ribs in a direction parallel to the paper transport direction, each of these lower edges is formed so as to have a small gap between the paper guide surface, and between the face plate and the wall plate, A plurality of small chambers for attenuating an impact sound, which are defined by paper guide ribs, are formed.
【0006】[0006]
【作用】このように構成したことにより、記録紙を伝っ
て外部へ漏れようとする打接音を、小室とその前後の間
隙を通す過程でラビリンス効果により効率よく減衰させ
る。With this configuration, the sound of tapping, which tends to leak outside through the recording paper, is efficiently attenuated by the labyrinth effect in the process of passing through the small chamber and the gaps before and after it.
【0007】[0007]
【発明の実施の形態】そこで以下に本発明の実施例につ
いて説明する。図面はいずれも本発明の一実施例を示し
たものである。Embodiments of the present invention will be described below. The drawings all show one embodiment of the present invention.
【0008】図において符号1で示したカバーは、プリ
ンタ本体10の頂部に設けた支軸11を支点として排紙
側の紙案内面を覆うよう開閉自在に設けたカバーで、閉
止状態でその面板2を排紙側に大きく傾斜させて位置す
るこのカバー1には、図2に示したように、面板2の背
面下端部に、面板2と平行な向きの垂壁板3と、紙搬送
方向と平行な向きの多数の紙案内リブ4‥‥とによって
区画された騒音減衰用の小室5が、開放端を紙案内面1
2に向けた状態で多数形成されている。A cover denoted by reference numeral 1 in the drawing is a cover which can be opened and closed so as to cover a paper guide surface on the paper discharge side with a support shaft 11 provided at the top of the printer body 10 as a fulcrum. As shown in FIG. 2, the cover 1, which is positioned at a large inclination to the paper discharge side, has a vertical wall plate 3 parallel to the face plate 2 at a lower end of the rear surface of the face plate 2, and a paper transport direction. A small chamber 5 for noise attenuation, which is defined by a large number of paper guide ribs 4 'oriented in parallel with the paper guide surface 1
A large number are formed in a state facing 2.
【0009】これらの部分をさらに詳細に説明すると、
面板2の下縁2aには、ペーパーカッタとしての機能を
もたらすようシャープなエッジが形成され、さらにこの
下縁2aは、面板2の両側端に設けた当接片6、6に支
持された状態で、紙案内面12との間に僅かな間隙δを
おいて対向している。[0009] These parts will be described in more detail.
A sharp edge is formed on the lower edge 2a of the face plate 2 so as to provide a function as a paper cutter, and the lower edge 2a is supported by contact pieces 6, 6 provided on both side ends of the face plate 2. , With a slight gap δ between them and the paper guide surface 12.
【0010】これに対して紙搬送方向に向けて伸びる紙
案内リブ4も、その下縁4aを紙案内面12と僅かな間
隙をおいて対向位置し、また面板2寄りの下縁4bは、
カット性をよくするために、面板2下縁2aと同一面を
なすよう一段高く形成されており、さらに、垂壁板3寄
りの下縁4cは垂壁板3の下縁3aにアールをもって接
続し、この部分によって記録紙の先端を紙案内面に添わ
せるように構成されている。On the other hand, the paper guide rib 4 extending in the paper transport direction also has its lower edge 4a opposed to the paper guide surface 12 with a slight gap, and the lower edge 4b near the face plate 2 has
In order to improve the cutability, the lower edge 4c is formed to be flush with the lower edge 2a of the face plate 2, and the lower edge 4c closer to the vertical wall plate 3 is connected to the lower edge 3a of the vertical wall plate 3 with a radius. With this portion, the leading end of the recording paper is configured to follow the paper guide surface.
【0011】なお、図中符号7は、カバー1を閉止した
際に、垂壁板3の背面と排紙ローラ受け13の壁面13
aとの間にできる通路20の上部を閉塞する機能と、カ
バー1を排紙ローラ受け13に緩く当接させる機能を持
たすべく、垂壁板3の背面に設けた緩衝部材で、同時に
吸音材としての効果を持たすよう発泡材等によって形成
されており、また、図中符号14はプラテン、15はイ
ンパクト式の記録ヘッド、16はスタッカをそれぞれ示
している。Reference numeral 7 in the figure denotes a rear surface of the vertical wall plate 3 and a wall surface 13 of the discharge roller receiver 13 when the cover 1 is closed.
In order to have the function of closing the upper part of the passage 20 formed between the cover 1 and the cover 1 and the function of loosely abutting the cover 1 on the paper discharge roller receiver 13, a cushioning member provided on the back surface of the vertical wall plate 3 is used. In the drawing, reference numeral 14 denotes a platen, 15 denotes an impact type recording head, and 16 denotes a stacker.
【0012】このように構成された実施例において、い
ま、インパクト式の記録ヘッド15により記録紙上に印
字ワイヤにより所要の記録書込みを行っていくと、記録
紙は、紙案内リブ4の垂壁板3寄りに設けたアール状の
下縁4cに導かれつつ順に面板2側へ送られ、ここでさ
らに一段高く形成された紙案内リブ4の下縁4bに導か
れて、スタッカ16上へ円滑に排出される。In the embodiment constructed as described above, if the required recording and writing is performed on the recording paper by the printing wire by the impact type recording head 15, the recording paper will become the vertical wall plate of the paper guide rib 4. While being guided by the rounded lower edge 4c provided at the third position, the paper is sequentially fed to the face plate 2 side, where it is further guided by the lower edge 4b of the paper guide rib 4 formed one step higher, and smoothly onto the stacker 16. Is discharged.
【0013】一方、これと同時に、記録紙を伝ってカバ
ー1の外へ漏れ出そうとする打接音の一部は、はじめ
に、排紙ローラ受け13の壁面13aとの間の狭い隙間
から通路20内へ入り、ついで垂壁板3との間の狭い隙
間から小室5内へ入り、さらにここから狭い隙間を通っ
て外部へ漏れ出す間に、これらの部分でラビリンス作用
を受けて急激に減衰し、また、通路20から上方へ漏れ
出ようとする打接音は、この上部を閉塞している緩衝部
材7によって吸音される。On the other hand, at the same time, a part of the tapping sound which tries to leak out of the cover 1 along the recording paper firstly passes through a narrow gap between the paper discharge roller receiver 13 and the wall 13a. 20 and then into the small chamber 5 from the narrow gap between the vertical wall plate 3 and the outside through the narrow gap from there, while undergoing a labyrinth action at these parts, rapidly attenuating. In addition, the tapping sound that is about to leak upward from the passage 20 is absorbed by the cushioning member 7 that closes the upper portion.
【0014】他方、カバー1との間から排出されてきた
ファンフォールド紙等の記録紙は、ここで、適宜の部分
で切断する必要が生じた場合に、その直前の一側をつか
んで斜め上方へ引張ることにより、面板2下縁2aに設
けた手掛けを兼ねたエッジ部分によって切断される。On the other hand, if it is necessary to cut the recording paper such as fanfold paper discharged from the space between the cover 1 and an appropriate portion, the recording paper is held obliquely upward by grasping one side immediately before it. By being pulled to the edge, the face plate 2 is cut by an edge portion serving as a handle provided on the lower edge 2a.
【0015】[0015]
【発明の効果】以上述べたように本発明によれば、紙案
内面上方を覆うカバーの内面に、下縁が紙案内面との間
に微小な間隔を有するような壁板と紙案内リブとによっ
て区画された複数の小室が形成され、さらに、吸音材を
底面とする通路をその前段に設けているので、記録紙面
を伝って外方へ漏出しようとする打接音を、小室とその
前後の間隙を通すことによって生じるラビリンス効果に
より急激に減衰させることができるばかりでなく、紙案
内リブの紙搬送方向上手側の下縁部分を壁板に連なるア
ール形状とし、また、紙搬送方向下手側の下縁部分を面
板に連なる一段高い面となしたので、記録紙を紙案内面
と紙案内リブとの間で安定的に導くことを可能とし、さ
らには面板に連接するぶぶんを一段高く形成するととも
に、面板の下端にエッジを設けたことにより、記録紙を
紙案内面と紙案内リブとの間で保持した状態で、必要と
するところから正確に切断することができる。As described above, according to the present invention, the wall plate and the paper guide rib whose lower edge has a small space between the paper guide surface and the inner surface of the cover that covers the upper part of the paper guide surface are provided. Are formed, and a passage having a sound absorbing material as a bottom surface is provided at the front stage thereof. Not only can it be rapidly attenuated by the labyrinth effect caused by passing through the front and rear gaps, but also the lower edge portion of the paper guide rib on the upper side in the paper transport direction is formed in a round shape connected to the wall plate, and the lower side in the paper transport direction The lower edge of the side is a one-step higher surface connected to the face plate, so that the recording paper can be guided stably between the paper guide surface and the paper guide ribs, and furthermore, the part connected to the face plate is one step As well as being formed high, By providing the Tsu di, the recording sheet while holding between the sheet guide surface and the sheet guide ribs, it can be accurately cut from the place in need.
【図1】本発明の一実施例を示したプリンタカバーの側
面図である。FIG. 1 is a side view of a printer cover showing an embodiment of the present invention.
【図2】同上カバーを示した斜視図である。FIG. 2 is a perspective view showing the same cover.
【図3】同上カバーの要部を示した斜視図である。FIG. 3 is a perspective view showing a main part of the cover.
1 カバー 2 面板 3 垂壁板 4 紙案内リブ 5 小室 12 紙案内面 DESCRIPTION OF SYMBOLS 1 Cover 2 Face plate 3 Vertical wall plate 4 Paper guide rib 5 Small room 12 Paper guide surface
Claims (3)
面板内面に、該面板と平行な向きの壁板と、紙搬送方向
に平行な向きの複数の紙案内リブとを、これらの各下縁
が紙案内面との間に微小な間隙を有するように形成し
て、上記面板と上記壁板との間に、上記紙案内リブによ
って区画された衝撃音減衰用の複数の小室を形成したこ
とを特徴とするプリンタカバー。An inner surface of a cover of a cover that covers an upper part of a paper guide surface of a printer is provided with a wall plate parallel to the face plate and a plurality of paper guide ribs parallel to a paper conveyance direction. The edge was formed so as to have a minute gap between the paper guide surface, and a plurality of small chambers for attenuating the impact sound partitioned by the paper guide ribs were formed between the face plate and the wall plate. A printer cover, characterized in that:
ジを形成したこと特徴とする請求項1記載のプリンタカ
バー。2. The printer cover according to claim 1, wherein an edge for cutting recording paper is formed at a lower edge of said face plate.
の下縁に、記録紙の先端を導くアール部を形成するとと
もに、上記面板の下縁に連なる上記紙案内リブの下縁
を、他の下縁よりも一段高く形成したことを特徴とする
請求項1記載のプリンタカバー。3. A lower edge of the paper guide rib connected to a lower edge of the wall plate is formed with a round portion for guiding a leading end of the recording paper, and a lower edge of the paper guide rib connected to a lower edge of the face plate is formed. 2. The printer cover according to claim 1, wherein the printer cover is formed one step higher than other lower edges.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP35516096A JP3284456B2 (en) | 1996-12-20 | 1996-12-20 | Printer cover |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP35516096A JP3284456B2 (en) | 1996-12-20 | 1996-12-20 | Printer cover |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10181154A true JPH10181154A (en) | 1998-07-07 |
JP3284456B2 JP3284456B2 (en) | 2002-05-20 |
Family
ID=18442295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP35516096A Expired - Fee Related JP3284456B2 (en) | 1996-12-20 | 1996-12-20 | Printer cover |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3284456B2 (en) |
-
1996
- 1996-12-20 JP JP35516096A patent/JP3284456B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3284456B2 (en) | 2002-05-20 |
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