JPH0719802Y2 - Carriage transfer mechanism - Google Patents
Carriage transfer mechanismInfo
- Publication number
- JPH0719802Y2 JPH0719802Y2 JP15916988U JP15916988U JPH0719802Y2 JP H0719802 Y2 JPH0719802 Y2 JP H0719802Y2 JP 15916988 U JP15916988 U JP 15916988U JP 15916988 U JP15916988 U JP 15916988U JP H0719802 Y2 JPH0719802 Y2 JP H0719802Y2
- Authority
- JP
- Japan
- Prior art keywords
- belt
- tooth
- carriage
- toothed belt
- transfer member
- 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 - Lifetime
Links
Landscapes
- Character Spaces And Line Spaces In Printers (AREA)
Description
【考案の詳細な説明】 〈産業上の利用分野〉 本考案は一部分歯を有さない歯付きベルトを介して移送
部材を往復移動させる装置に関し、特には移送部材の正
確で静粛な動作、正確な位置決めを必要とする分野に属
する。DETAILED DESCRIPTION OF THE INVENTION <Industrial field of application> The present invention relates to a device for reciprocating a transfer member via a toothed belt having no teeth, and particularly to an accurate and quiet operation of the transfer member. Belongs to the field that requires precise positioning.
〈従来の技術〉 従来の技術、実開昭61-164852を第３図に示めす。第３
図において、歯付ベルト３は、歯を有した部分の歯部3a
と歯を有さない部分の平ベルト部3bからなり、歯部3aは
駆動プーリ１と歯合し、駆動プーリ１の回転力を滑るこ
となく正確に伝達し、さらに平ベルト部3bで従動プーリ
と負荷損失少なく係合し、後述する移送部材４に正確な
往復運動を伝達していた。歯付ベルト３と移送部材４は
移送部材固定部4aと歯部3aの所定歯数で滑ることなく固
定されていた。<Prior art> Fig. 3 shows the conventional technology, Shoukai 61-164852. Third
In the figure, the toothed belt 3 has a toothed portion 3a having teeth.
And the flat belt portion 3b having no teeth, the tooth portion 3a meshes with the drive pulley 1 to accurately transmit the rotational force of the drive pulley 1 without slipping, and the flat belt portion 3b further drives the driven pulley. And a precise reciprocating motion was transmitted to the transfer member 4 described later. The toothed belt 3 and the transfer member 4 were fixed to the transfer member fixing portion 4a and the tooth portion 3a by a predetermined number of teeth without slipping.
また、固定に必要な歯数は移送部材４の慣性力と歯付ベ
ルト３の伝達力や、移送部材４に加わる衝撃力により、
最低歯数が歯付ベルト３の歯の強度から定まる。そのた
め移送部材４に歯付ベルト３を取り付ける時に上記の最
低歯数を確保して組立しなければならなかった。Further, the number of teeth necessary for fixing is determined by the inertial force of the transfer member 4 and the transmission force of the toothed belt 3 and the impact force applied to the transfer member 4.
The minimum number of teeth is determined from the strength of the teeth of the toothed belt 3. Therefore, when attaching the toothed belt 3 to the transfer member 4, it was necessary to secure the above-mentioned minimum number of teeth for assembly.
次に従来の別の技術を第４図に示めす。歯付ベルト３に
マーク５を印刷し、組み立てた後にマーク５の位置を確
認することで最低歯数が確保できているか検査する方法
があった。Next, another conventional technique is shown in FIG. There is a method of printing the mark 5 on the toothed belt 3 and checking the position of the mark 5 after assembling to check whether the minimum number of teeth is secured.
さらに別の技術で、位相合わせ部3d（3e）を用いずに移
送部材固定部4aとベルト取付部3cで所定の歯数を確実に
固定できる方法として第２図の方法が考えられる。この
方法は、歯部3aをベルト取付部を第２図に示すように一
歯以上従動プーリ２の側に出して固定する方法である。As another method, a method shown in FIG. 2 can be considered as a method for surely fixing a predetermined number of teeth by the transfer member fixing portion 4a and the belt attaching portion 3c without using the phase matching portion 3d (3e). This method is a method for fixing the tooth portion 3a by exposing the belt mounting portion to one or more teeth on the driven pulley 2 side as shown in FIG.
〈考案が解決しようとする課題〉 しかし、従来の第３図の技術だと歯付ベルト３と移送部
材４を組み立てた後で上述した最低歯数を確保できてい
るか検査することができないという課題があった。<Problems to be Solved by the Invention> However, with the conventional technique of FIG. 3, it is impossible to inspect whether the above-mentioned minimum number of teeth can be secured after the toothed belt 3 and the transfer member 4 are assembled. was there.
また第４図の従来の技術だと、歯付ベルト３にマーク５
を印刷する分コスト高になるという課題があった。Further, according to the conventional technique shown in FIG. 4, a mark 5 is provided on the toothed belt 3.
However, there is a problem that the cost is increased due to printing.
また第２図の技術では、移送部材４が従動プーリ２の極
近傍まで移動する場合は、歯部3aと従動プーリ２が接触
してしまい不都合であった。Further, in the technique of FIG. 2, when the transfer member 4 moves to the very vicinity of the driven pulley 2, the tooth portion 3a and the driven pulley 2 come into contact with each other, which is inconvenient.
そこで、本考案は従来のこのような課題を解決するた
め、歯付ベルト３に取り付け時の位相合せ部を設けるこ
とにより、歯付ベルト３と移送部材４を組み立てた後の
検査を簡単で確実にでき、なおかつ安価な歯付ベルト伝
達装置を提供することを目的とする。Therefore, in order to solve such a conventional problem, the present invention provides a toothed belt 3 with a phase matching portion at the time of attachment so that the inspection after assembling the toothed belt 3 and the transfer member 4 is simple and reliable. It is an object of the present invention to provide a toothed belt transmission device that can be manufactured at low cost.
〈課題を解決するための手段〉 本考案によるキャリッジ送り機構は、外周に歯形が形成
され回転駆動される駆動プーリと円筒形の従動プーリと
の間に張り渡されたエンドレスの歯付ベルトに、キャリ
ッジに設けられた移送部材固定部を係止しこのキャリッ
ジを往復移動させるキャリッジ送り機構において、歯付
ベルトは、駆動プーリと係合する歯部と、従動プーリに
平坦面で当接する平ベルト部と、歯部両側に隣接して設
けられ歯部を有さない２箇所の位相合せ部と、これらの
位相合せ部に隣接して設けられ移送部材固定部と係合す
る歯部を有する２箇所のベルト取付部とを備えたことを
特徴とするものである。<Means for Solving the Problems> The carriage feeding mechanism according to the present invention is an endless toothed belt stretched between a drive pulley and a cylindrical driven pulley that are driven to rotate with a tooth profile formed on the outer periphery, In a carriage feed mechanism that locks a transfer member fixing portion provided on a carriage and reciprocates the carriage, a toothed belt includes a tooth portion that engages a drive pulley and a flat belt portion that abuts a driven pulley on a flat surface. And two phase matching parts which are provided adjacent to both sides of the tooth part and do not have a tooth part, and two positions which are provided adjacent to these phase matching parts and have a tooth part which engages with the transfer member fixing part. And a belt attachment portion of the.
〈実施例〉 以下に本発明の実施例をプリンタキャリッジ駆動伝達装
置を例に取り図面にもとづいて説明する。第１図におい
て、１は左右両方向に駆動回転する駆動プーリで、外周
に歯を有している。２は外周に歯のない従動プーリで、
左右方向に自由に回転する。３は歯を有する部分の歯部
3aと歯を有さない部分の平ベルト部3bとベルト取付部3c
と２箇所の位相合わせ部3e,3dからなる。歯部3aは駆動
プーリ１の歯と歯合し、平ベルト部3bは従動プーリ２と
係合している。４は印字ヘッド（図示せず）を搭載し、
移送部材固定部4aでベルト取付部3cに固定され往復運動
する移送部材（キャリッジ）である。<Embodiment> An embodiment of the present invention will be described below with reference to the drawings by taking a printer carriage drive transmission device as an example. In FIG. 1, reference numeral 1 denotes a drive pulley which is driven and rotated in both left and right directions and has teeth on its outer circumference. 2 is a driven pulley with no teeth on the outer circumference,
Rotate freely left and right. 3 is a tooth part of a part having teeth
3a and the flat belt portion 3b and the belt mounting portion 3c that do not have teeth
And two phase matching parts 3e and 3d. The tooth portion 3a meshes with the teeth of the drive pulley 1, and the flat belt portion 3b engages with the driven pulley 2. 4 is equipped with a print head (not shown),
It is a transfer member (carriage) which is fixed to the belt mounting portion 3c by the transfer member fixing portion 4a and reciprocates.
これの動作を説明すると、歯付ベルト３は駆動プーリ１
と従動プーリ２との間に回転自在に張設されており、駆
動プーリ１の回転動力は駆動プーリ１の外周上の歯と歯
部3aとの歯合により歯付ベルト３を介して移動部材４に
伝達され、移動部材４は駆動プーリ１と従動プーリ２と
の間で往復移動する。To explain the operation of this, the toothed belt 3 is the drive pulley 1
Is rotatably stretched between the driven pulley 2 and the driven pulley 2, and the rotational power of the drive pulley 1 is a moving member via the toothed belt 3 due to the meshing of the teeth on the outer circumference of the drive pulley 1 and the teeth 3a. 4, the moving member 4 reciprocates between the driving pulley 1 and the driven pulley 2.
さらに歯付ベルト３について説明する。歯部3aは移送部
材４が移動するのに必要な長さの歯数を駆動プーリ２と
歯合できるようになっている。平ベルト部3b長さは、移
送部材４が移動したとき、従動プーリ２と係合するよう
になっている。ベルト取付部3cの歯数は、以下の力を受
けたときに、移送部材固定部4aと滑ったりズレたりしな
い強度の歯数より多い歯数になっている。Further, the toothed belt 3 will be described. The tooth portion 3a can mesh with the drive pulley 2 by the number of teeth of a length required for the transfer member 4 to move. The length of the flat belt portion 3b is adapted to engage with the driven pulley 2 when the transfer member 4 moves. The number of teeth of the belt attachment portion 3c is larger than the number of teeth of a strength that does not slip or shift with the transfer member fixing portion 4a when receiving the following force.
移送部材４の慣性力 移送部材４に加わる衝撃力 歯付ベルト３の伝達力 位相合せ部3dは、移送部材固定部4aの外側にあって、歯
部3aの一歯分が歯底形状になっている。位相合せ部3e
は、位相合せ部3dと対称な位置に設けられた第２の位相
合せ部である。この歯付ベルトは反転させてもその形状
は同じであるため、このベルトを取り付ける際には表裏
を揃える必要がなく、組立性を大幅に向上することがで
きる。Inertial force of the transfer member 4 Impact force applied to the transfer member 4 Transmission force of the toothed belt 3 The phasing portion 3d is outside the transfer member fixing portion 4a, and one tooth portion of the tooth portion 3a has a tooth bottom shape. ing. Phase matching section 3e
Is a second phase matching section provided at a position symmetrical to the phase matching section 3d. Since this toothed belt has the same shape even when it is inverted, it is not necessary to align the front and back when mounting the belt, and the assembling property can be greatly improved.
上述した歯付ベルト３を加工する為の型は、歯部3a,平
ベルト部3b,ベルト取付部3c,位相合わせ部3d,eの歯数が
長さを決めれば作成でき、従来の一部歯がないベルトの
型製造と同様に作成でき製造コストは同じである。The mold for processing the above-mentioned toothed belt 3 can be created if the number of teeth of the tooth portion 3a, the flat belt portion 3b, the belt mounting portion 3c, and the phase matching portions 3d, e is determined. It can be made in the same way as a toothless belt mold and is manufactured at the same cost.
次に、組立およびその後の検査について説明する。ベル
ト取付部3cを移送部材固定部4aに位相合わせ部3d（ある
いは3e）を目安にしながら位相合せを行い固定する。検
査は、移送部材固定部4aのすぐとなりに位相合せ部3d
（3e）が位置することで組立が合格であることが確認さ
れる。その時ベルト固定部3cが位置したり、移送固定部
3d（3e）が位置せず歯部3aが位置していた場合は組立不
合格であることが容易に分かる。Next, assembly and subsequent inspection will be described. The belt mounting portion 3c is fixed to the transfer member fixing portion 4a by performing phase matching while using the phase matching portion 3d (or 3e) as a guide. The inspection is performed immediately after the transfer member fixing part 4a and the phase matching part 3d.
The location of (3e) confirms that the assembly is successful. At that time, the belt fixing part 3c is positioned or the transfer fixing part
If 3d (3e) is not located and tooth portion 3a is located, it is easy to see that the assembly has failed.
以上述べた本考案の技術は、Ｘ−Ｙプロッターやベルト
駆動を用いる装置に応用できる。The technique of the present invention described above can be applied to an apparatus using an XY plotter or a belt drive.
〈考案の効果〉 本考案によるキャリッジ送り機構の歯付ベルトは、歯部
両側に隣接して設けられ歯部を有さない２箇所の位相合
せ部と、これらの位相合せ部に隣接して設けられ移送部
材固定部と係合する歯部を有する２箇所のベルト取付部
とを備え、組立の際にはキャリッジの固定部と歯付ベル
トとの位置合わせが容易で確実に行われ、また検査の際
にも双方の位置ずれを容易に検出できる。<Effects of the Invention> The toothed belt of the carriage feed mechanism according to the present invention is provided with two phase matching parts which are provided adjacent to both sides of the tooth part and have no tooth part, and adjacent to these phase matching parts. And a belt attachment portion having two teeth portions that engage with the fixed portion of the transfer member, so that the fixed portion of the carriage and the toothed belt can be easily and surely aligned at the time of assembly, and the inspection can be performed. Even in the case of, it is possible to easily detect the positional deviation of both.
さらに、この歯付ベルトは反転させてもその形状は同じ
であるため、ベルトをキャリッジに取り付ける際には表
裏を揃える必要がなく、組立性を大幅に向上することが
できる。Furthermore, since this toothed belt has the same shape even when it is reversed, it is not necessary to align the front and back when attaching the belt to the carriage, and the assembling property can be greatly improved.
【図面の簡単な説明】 第１図は本考案の実施例の上面図、第２図、第３図、第
４図は従来の歯付ベルト伝達装置の上面図。 １……駆動プーリ１ ２……従動プーリ２ ３……歯付ベルト３ ４……移動部材４BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a top view of an embodiment of the present invention, and FIGS. 2, 3, and 4 are top views of a conventional toothed belt transmission device. 1 ... Drive pulley 1 2 ... Driven pulley 2 3 ... Toothed belt 3 4 ... Moving member 4
Claims (1)
プーリと円筒形の従動プーリとの間に張り渡されたエン
ドレスの歯付ベルトに、キャリッジに設けられた移送部
材固定部を係止し該キャリッジを往復移動させるキャリ
ッジ送り機構において、 前記歯付ベルトは、前記駆動プーリと係合する歯部と、
前記従動プーリに平坦面で当接する平ベルト部と、前記
歯部両側に隣接して設けられ歯部を有さない２箇所の位
相合せ部と、該位相合せ部に隣接して設けられ前記移送
部材固定部と係合する歯部を有する２箇所のベルト取付
部とを備えたことを特徴とするキャリッジ移送機構。1. A transfer member fixing portion provided on a carriage is locked to an endless toothed belt stretched between a drive pulley, which has a tooth profile formed on its outer periphery and is driven to rotate, and a cylindrical driven pulley. In the carriage feed mechanism that reciprocates the carriage, the toothed belt includes a tooth portion that engages with the drive pulley,
A flat belt portion that abuts the driven pulley on a flat surface, two phase matching portions that are provided adjacent to both sides of the tooth portion and have no tooth portion, and the transfer portions that are provided adjacent to the phase matching portion. A carriage transfer mechanism comprising: a member fixing portion; and two belt mounting portions having tooth portions that engage with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15916988U JPH0719802Y2 (en) | 1988-12-07 | 1988-12-07 | Carriage transfer mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15916988U JPH0719802Y2 (en) | 1988-12-07 | 1988-12-07 | Carriage transfer mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0280461U JPH0280461U (en) | 1990-06-21 |
| JPH0719802Y2 true JPH0719802Y2 (en) | 1995-05-10 |
Family
ID=31440144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15916988U Expired - Lifetime JPH0719802Y2 (en) | 1988-12-07 | 1988-12-07 | Carriage transfer mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0719802Y2 (en) |
-
1988
- 1988-12-07 JP JP15916988U patent/JPH0719802Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0280461U (en) | 1990-06-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |