JP3097715B2 - Printer scanning device - Google Patents
Printer scanning deviceInfo
- Publication number
- JP3097715B2 JP3097715B2 JP04117593A JP11759392A JP3097715B2 JP 3097715 B2 JP3097715 B2 JP 3097715B2 JP 04117593 A JP04117593 A JP 04117593A JP 11759392 A JP11759392 A JP 11759392A JP 3097715 B2 JP3097715 B2 JP 3097715B2
- Authority
- JP
- Japan
- Prior art keywords
- carriage
- printer
- guide
- guide member
- scanning direction
- 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.)
- Expired - Fee Related
Links
Landscapes
- Character Spaces And Line Spaces In Printers (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明はプリンタに設けたキャリ
ッジの走査装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a carriage scanning device provided in a printer.
【０００２】[0002]
【従来の技術】プリンタにおけるキャリッジの走査装置
としては、特開平１−２５３４７３号公報に見られるよ
うに、キャリッジを２本のガイドシャフトで案内するよ
うにしたもの、もしくは、実開平１−８０４２７号公報
に見られるように、一端をガイドシャフトに摺動させた
キャリッジの後端に突起を設けて、これらの突起により
板状の案内部材を上下から挟み込むようにして位置決め
するようにしたものがある。2. Description of the Related Art As a scanning device for a carriage in a printer, as disclosed in Japanese Patent Application Laid-Open No. 1-253473, a device in which the carriage is guided by two guide shafts, or a device disclosed in Japanese Utility Model Laid-Open No. 1-80427. As disclosed in the gazette, there are projections provided at the rear end of a carriage in which one end is slid on a guide shaft, and the projection is positioned so as to sandwich a plate-shaped guide member from above and below. .
【０００３】[0003]
【発明が解決しようとする課題】ところが、前者の案内
装置は、真円度が良くしかも変形しないだけの剛性を有
する２本のガイドシャフトが必要で、しかも、これらを
固定して平行度を調整するの多くの部材と手間を要する
問題を有し、また後者の案内装置は、キャリッジを挟み
込むようにしてキャリッジをプラテンと案内部材との間
に位置させる構造を採っている関係上、キャリッジの組
付けや取外しの際に案内部材と突起をこじって、これら
を破損させてしまうといった不都合が生じる。However, the former guide device requires two guide shafts having good roundness and rigidity enough to prevent deformation, and furthermore, fixing these to adjust the parallelism. However, since the latter guide device has a structure in which the carriage is sandwiched between the platen and the guide member, the latter guide device has At the time of attaching or detaching, there is an inconvenience that the guide member and the projection are pryed and damaged.
【０００４】本発明はこのような問題を解決すべくなさ
れたもので、その目的とするところは、構造が簡素で、
しかもキャリッジの組付けや取外しが容易な新たなプリ
ンタの走査装置を提供することにある。The present invention has been made to solve such a problem, and its object is to simplify the structure,
Another object of the present invention is to provide a new printer scanning device in which the carriage can be easily assembled and removed.
【０００５】[0005]
【課題を解決するための手段】すなわち、本発明はかか
る課題を達成するために、主走査方向に延びる摺動軸と
板状の案内部材に案内されて走行するキャリッジを備え
たプリンタにおいて、そのキャリッジの後端部に、上側
突部と協動して案内部材を上下から挟持して摺接する下
側突部を、最外側に位置する上側突部よりも案内部材の
板厚よりも大きな間隔をおいて主走査方向外方に位置さ
せるように突設させるようにしたものである。In order to achieve the above object, the present invention provides a printer having a sliding shaft extending in the main scanning direction and a carriage guided and guided by a plate-like guide member. At the rear end of the carriage, the lower projection that slides in contact with the upper projection by sandwiching the guide member from above and below is spaced more than the thickness of the guide member than the outermost upper projection. In the main scanning direction so as to project outward.
【０００６】[0006]
【作用】このように構成したことにより、キャリッジを
取り外す場合には、はじめに摺動軸を外し、ついでキャ
リッジを走行方向上方に回動させて上下の突部を案内部
材から離間させた上、後方をずらすようにしてキャリッ
ジを外すようにする。With this construction, when the carriage is removed, the slide shaft is first removed, and then the carriage is rotated upward in the traveling direction to separate the upper and lower protrusions from the guide member, and then to the rear. To remove the carriage.
【０００７】[0007]
【実施例】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は２４ピンのインパクト
ドットヘッド２を搭載したキャリッジで、このキャリッ
ジ１は、プラテン５と平行に配設した摺動軸３と、プリ
ンタ本体の底板４から立上げた後板４ｂをさらにプラテ
ン５に向けて平行に折り返した案内端縁４ａに案内され
て主走査方向に走行し得るように構成されている。In FIG. 1, reference numeral 1 denotes a carriage on which a 24-pin impact dot head 2 is mounted. The carriage 1 is raised from a sliding shaft 3 disposed in parallel with a platen 5 and a bottom plate 4 of the printer body. The plate 4b is configured to be guided in the main scanning direction by being guided by the guide edge 4a which is further folded back toward the platen 5 in parallel.
【０００９】このため、このキャリッジ１のプラテン５
側に寄った両側には、摺動軸３と摺動する２つの銅鉄系
焼結金属よりなるブッシュ１ｅが設けられ、また後端面
には、図３に示したように、上記した案内端縁４ａを上
下から挟持するようにして摺動する３つの突起１ａ、１
ｂ、１ｃが案内端縁４ａと平行な向きに突設されてい
る。For this reason, the platen 5 of the carriage 1
A bush 1e made of two copper-iron-based sintered metals that slides on the slide shaft 3 is provided on both sides closer to the side, and the above-mentioned guide end is provided on the rear end face as shown in FIG. Three protrusions 1a, 1 sliding so as to sandwich the edge 4a from above and below
b, 1c are projected in a direction parallel to the guide edge 4a.
【００１０】これらの突起１ａ、１ｂ、１ｃのうちの２
つは、案内端縁４ａの上面に接して摺動する上側突起１
ａ、１ｂとして摺動軸３に平行にかつ走査方向に間隔を
おいて突設され、また残る１つの突起は、案内端縁４ａ
の下面に接して摺動する下側突起１ｃとして、最外側に
位置する上側突起１ｂ、つまりこの実施例では中央に位
置する右側の上側突起１ｂに対して、案内端縁１ａの板
厚よりも十分に大きな間隔を持たせてその走査方向外側
に位置させるようにして突設されている。Two of these projections 1a, 1b, 1c
One is an upper protrusion 1 that slides on the upper surface of the guide edge 4a.
a and 1b are protruded in parallel with the sliding shaft 3 and at intervals in the scanning direction, and one remaining projection is a guide edge 4a.
As the lower protrusion 1c that slides in contact with the lower surface of the upper surface, the upper protrusion 1b located on the outermost side, that is, the right upper protrusion 1b located in the center in this embodiment is larger than the plate thickness of the guide edge 1a. The projections are provided so as to be located outside the scanning direction with a sufficiently large interval.
【００１１】なお、図中符号７ａ、７ｂはプラテン５や
摺動軸３等の両端部を支持する左右のサイドフレーム、
８は摺動軸３に作用してプラテン５と記録ヘッド２との
間隔を調整するためのギャップ調整用レバー、１１は駆
動ベルト９を介してキャリッジ１を走査させるキャリッ
ジモータをそれぞれ示している。Reference numerals 7a and 7b denote left and right side frames for supporting both ends of the platen 5, the sliding shaft 3, and the like.
Reference numeral 8 denotes a gap adjusting lever that acts on the sliding shaft 3 to adjust the interval between the platen 5 and the recording head 2, and 11 denotes a carriage motor that scans the carriage 1 via the drive belt 9.
【００１２】このように構成された実施例において、通
常キャリッジ１は、プラテン５側を摺動軸３に、後端側
を案内端縁４ａに摺接させた状態で、正しくプラテン５
に沿って主走査方向に往復動するよう組み付けられてい
る。In the embodiment constructed as described above, the normal carriage 1 can be properly adjusted with the platen 5 side in sliding contact with the sliding shaft 3 and the rear end side in sliding contact with the guide edge 4a.
Along the main scanning direction.
【００１３】このような状態のもとで、いま、キャリッ
ジ１をプリンタ本体から外す必要が生じた場合には、は
じめに、摺動軸３を左右のサイドフレーム７ａ、７ｂか
ら抜取った上、そのままの状態で、図１に示したよう
に、キャリッジ１を図中破線矢印方向、つまり、中央に
位置する最外側の上側突起１ｂもしくは下側突起１ｃを
支点としてキャリッジ１を主走査方向上方へ回動させ
る。In such a state, if it is necessary to remove the carriage 1 from the printer body, first, the sliding shaft 3 is first removed from the left and right side frames 7a, 7b, and then the sliding shaft 3 is left as it is. In this state, as shown in FIG. 1, the carriage 1 is rotated upward in the main scanning direction with the carriage 1 as a fulcrum in the direction indicated by the dashed arrow in the drawing, that is, the outermost upper projection 1b or lower projection 1c located at the center. Move.
【００１４】これにより、案内端縁４ｃの上面に接触し
ていた上側突起１ｂと、案内端縁４ｃの下面に接触して
いた下側突起１ｃは、案内端縁４ｃを境として上下に大
きく離間するから、つぎにこの状態のまま、記録ヘッド
２側を上方に変位させつつキャリッジ１をプラテン５側
に若干引き出して、下側突起１ｃと案内端縁４ｃとの引
っ掛かりを解いてキャリッジ１をプリンタ本体から外
す。Thus, the upper projection 1b contacting the upper surface of the guide edge 4c and the lower projection 1c contacting the lower surface of the guide edge 4c are largely vertically separated from the guide edge 4c. Then, in this state, the carriage 1 is slightly pulled out toward the platen 5 while the recording head 2 is displaced upward, and the carriage 1 is released by releasing the hook between the lower protrusion 1c and the guide edge 4c. Remove from the body.
【００１５】なお、プリンタ本体へキャリッジ１を組付
ける場合については、これと逆の手順によって行うよう
にすればよい。When the carriage 1 is mounted on the printer main body, the procedure may be reversed.
【００１６】[0016]
【発明の効果】以上述べたように本発明によれば、上側
突部と協動して案内部材を上下から挟持して摺接する下
側突部を、最外側に位置する上側突部よりも案内部材の
板厚よりも大きな間隔を設けて主走査方向外方に突設さ
せるようにしたので、通常の状態では、これらの突起を
案内突部の上下の面に摺接させながらキャリッジを主走
査方向に安定的に走行させ、また、キャリッジをプリン
タ本体に組み付けたり取り外したりする必要が生じた場
合には、摺動軸を取り外した上、これらの突起の一方を
支点としてキャリッジを主走査方向に回動させることに
より、これらの突部を案内端縁から離間させ、ついで、
記録ヘッド側を上方に持ち上げつつキャリッジをプラテ
ン側に若干引き出して下側突部と案内部材との引っ掛か
りを解けば、プラテンを取外すことなく、しかも、プラ
テンや記録ヘッドあるいは上下の突部や案内部材等を損
傷させることなく、キャリッジを簡単にプリンタ本体か
ら脱着させることができる。As described above, according to the present invention, the lower protruding portion which cooperates with the upper protruding portion to sandwich the guide member from above and below and makes sliding contact is made smaller than the uppermost protruding portion located on the outermost side. The guide member is provided with an interval larger than the thickness of the guide member so as to protrude outward in the main scanning direction.In a normal state, the carriage is mainly moved while sliding these protrusions on the upper and lower surfaces of the guide protrusion. If it is necessary to move the carriage stably in the scanning direction and attach or detach the carriage to / from the printer body, remove the sliding shaft and move the carriage around the main scanning direction using one of these projections as a fulcrum. , To separate these projections from the guide edge, and then
If the carriage is slightly pulled out to the platen side while lifting the recording head upward to release the engagement between the lower projection and the guide member, the platen, the recording head, the upper and lower projections and the guide member can be removed without removing the platen. The carriage can be easily detached from the printer body without damaging the printer.
【００１７】しかも、案内部材の上面に接触する上側突
部を間隔をおいて少なくとも２つ設けることにより、こ
の種の装置におけるキャリッジを安定的に走行させるこ
とができる。Moreover, by providing at least two upper projections at an interval, which contact the upper surface of the guide member, the carriage in this type of apparatus can be run stably.
【図１】本発明の一実施例をなすプリンタの正面図であ
る。FIG. 1 is a front view of a printer according to an embodiment of the present invention.
【図２】同上プリンタを断面で示した側面図である。FIG. 2 is a side view showing the same printer in cross section.
【図３】同上キャリッジの斜視図である。FIG. 3 is a perspective view of the carriage.
【図４】同上ベースの斜視図である。FIG. 4 is a perspective view of the base.
【符号の説明】 １ キャリッジ １ａ、１ｂ 上側突起 １ｃ 下側突起 ２ 記録ヘッド ３ 摺動軸 ４ 底板 ４ｃ 案内端縁 ５ プラテン ７ａ，７ｂ サイドフレーム[Description of Signs] 1 Carriage 1a, 1b Upper protrusion 1c Lower protrusion 2 Recording head 3 Sliding shaft 4 Bottom plate 4c Guide edge 5 Platen 7a, 7b Side frame
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) B41J 19/20 ──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. 7 , DB name) B41J 19/20
Claims (2)
部材に案内されて走行するキャリッジを備えたプリンタ
において、 上記キャリッジの後端部に、上側突部と協動して上記案
内部材を上下から挟持して摺接する下側突部を、最外側
に位置する上記上側突部よりも上記案内部材の板厚より
も大きな間隔をおいて主走査方向外方に位置させるよう
に突設したことを特徴とするプリンタの走査装置。1. A printer having a sliding shaft extending in the main scanning direction and a carriage guided and guided by a plate-like guide member, wherein the guide is provided at a rear end of the carriage in cooperation with an upper projection. The lower protruding portion that sandwiches the member from above and below and slides in contact with the outer protruding upper protruding portion at a distance larger than the plate thickness of the guide member so as to be positioned outward in the main scanning direction. A scanning device for a printer.
つの上側突部を間隔をおいて突設したことを特徴とする
請求項１記載のプリンタの走査装置。2. The apparatus according to claim 2, wherein at least two
2. The printer scanning device according to claim 1, wherein the upper projections are provided at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04117593A JP3097715B2 (en) | 1991-05-21 | 1992-05-11 | Printer scanning device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3597691 | 1991-05-21 | ||
| JP3-35976 | 1991-05-21 | ||
| JP04117593A JP3097715B2 (en) | 1991-05-21 | 1992-05-11 | Printer scanning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05124292A JPH05124292A (en) | 1993-05-21 |
| JP3097715B2 true JP3097715B2 (en) | 2000-10-10 |
Family
ID=26374991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP04117593A Expired - Fee Related JP3097715B2 (en) | 1991-05-21 | 1992-05-11 | Printer scanning device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3097715B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6252745B2 (en) * | 2013-10-24 | 2017-12-27 | セイコーエプソン株式会社 | Recording device |
-
1992
- 1992-05-11 JP JP04117593A patent/JP3097715B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05124292A (en) | 1993-05-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4070861B2 (en) | Inkjet printer | |
| US6336760B2 (en) | Thermal printer with a platen that separates from the thermal head in a direction perpendicular to the thermal head | |
| JP3462003B2 (en) | Thermal printer | |
| JP3459791B2 (en) | Printer | |
| JP3097715B2 (en) | Printer scanning device | |
| JPH03100454U (en) | ||
| JPS6294056U (en) | ||
| JPS6334036B2 (en) | ||
| JP3497388B2 (en) | Printer | |
| JP2619291B2 (en) | Automatic paper feeder | |
| JP3359205B2 (en) | Recording device | |
| JP2607154B2 (en) | Recording device | |
| JPH0349857B2 (en) | ||
| US6318258B1 (en) | Credit card imprinter | |
| JP2602093Y2 (en) | Recording material storage cassette | |
| JPH0595751U (en) | Thermal transfer recorder | |
| JP3233351B2 (en) | printer | |
| JPH05201113A (en) | Serial printer | |
| JPH0126455Y2 (en) | ||
| JPS6136371Y2 (en) | ||
| JPS6265242U (en) | ||
| JPH065181Y2 (en) | Print head mounting mechanism | |
| JPS60168950U (en) | Printing unit mechanism | |
| JP2571991Y2 (en) | Printer | |
| JPH0650210Y2 (en) | Ink ribbon cassette |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20000712 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20070811 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080811 Year of fee payment: 8 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080811 Year of fee payment: 8 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090811 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090811 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100811 Year of fee payment: 10 |
|
| LAPS | Cancellation because of no payment of annual fees |