JP2844807B2 - Moderation encoder - Google Patents
Moderation encoderInfo
- Publication number
- JP2844807B2 JP2844807B2 JP2047576A JP4757690A JP2844807B2 JP 2844807 B2 JP2844807 B2 JP 2844807B2 JP 2047576 A JP2047576 A JP 2047576A JP 4757690 A JP4757690 A JP 4757690A JP 2844807 B2 JP2844807 B2 JP 2844807B2
- Authority
- JP
- Japan
- Prior art keywords
- contact
- brush
- moderation
- moderating
- circular
- 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
Description
【発明の詳細な説明】 産業上の利用分野 本発明はビデオテープレコーダ，電子レンジ等電子機
器のタイマー設定等のデータ入力装置として用いられる
節度付エンコーダに関するものである。Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a moderated encoder used as a data input device for setting a timer of an electronic device such as a video tape recorder and a microwave oven.
従来の技術 従来の技術を第５図〜第８図の節度付エンコーダによ
り説明する。2. Description of the Related Art A conventional technique will be described with reference to a moderated encoder shown in FIGS.
第５図は節度付エンコーダの側断面図であり、第６図
は同要部である基板の平面図であり、第７図は発生する
出力信号を説明する説明図である。同図によると、節度
付エンコーダは操作軸１に取り付けられた回転絶縁板２
にめられたバネ性を有する金属性摺動子３が絶縁基板
の上へ印刷もしくはエッチングにより形成されるか、あ
るいは絶縁性成型材料と一体成型で形成した円形櫛歯状
接点8,9を有する基板４上を摺動してパルス信号を発生
する信号発生部と、円形櫛歯状接点8,9を有する基板４
に取り付けられたカバー６に連結された放射状の溝部7a
を有する節度板７と、操作軸１にめられ操作軸１と共
に回転するバネ性を持ったクリックバネ５により構成さ
れている。FIG. 5 is a side sectional view of the moderation encoder, FIG. 6 is a plan view of a substrate which is a main part of the encoder, and FIG. 7 is an explanatory diagram for explaining output signals generated. According to the figure, a moderating encoder is a rotary insulating plate 2 attached to an operating shaft 1.
A metallic slider 3 having spring properties is formed by printing or etching on an insulating substrate or has circular comb-shaped contacts 8, 9 formed integrally with an insulating molding material. A signal generating section for generating a pulse signal by sliding on the substrate 4 and a substrate 4 having circular comb-shaped contacts 8 and 9
Radial groove 7a connected to cover 6 attached to
And a click spring 5 which has a spring property and is attached to the operation shaft 1 and rotates together with the operation shaft 1.
そして第６図に示すように二重に印刷された櫛歯状接
点8,9の外環の各凸部8aと内環の各凸部9aの円形接点中
心からの角度に一定方向のズレを設けており、アップカ
ウント，ダウンカウントの判別は第７図に示すような出
力信号を検知する検知回路（図示せず）により行なって
いる。Then, as shown in FIG. 6, a deviation of each convex portion 8a of the outer ring and each convex portion 9a of the inner ring of the double-printed comb-shaped contacts 8, 9 from the center of the circular contact in a certain direction is shifted. The determination of up-count and down-count is performed by a detection circuit (not shown) for detecting an output signal as shown in FIG.
なお、操作軸１を操作していない状態においてクリッ
クバネ５の接点部5aは節度板７の溝部7aにはまり込んだ
状態になっているが、この状態で金属摺動子３と接点8,
9が接続している場合により回路１又は２がオン状態に
なり、誤動作してアップカウント，ダウンカウントする
ため回路1,2はオフ状態になるように設定している。When the operation shaft 1 is not operated, the contact portion 5a of the click spring 5 is in a state of being fitted into the groove 7a of the moderating plate 7. In this state, the metal slider 3 and the contact 8,
The circuit 1 or 2 is turned on depending on the connection of the circuit 9, and the circuits 1 and 2 are set to be in the off state because of malfunction and counting up and down.
又、T1〜T3は端子であり端子T1,T3はそれぞれ上記櫛
歯状接点9,8と電気的に接続されており端子T2は環状の
集電体10と電気的に接続されている。ここで集電体10と
端子T2との接続部及び円形接点９と端子T1との接続部に
は第６図にハッチングで示すように絶縁被覆部11a,11b
が設けられている。Further, T 1 to T 3 are terminals, the terminals T 1 and T 3 are electrically connected to the comb-shaped contacts 9 and 8, respectively, and the terminal T 2 is electrically connected to the annular current collector 10. Have been. Here collector 10 and the terminal T 2 and the connection portion and the connection portion between the circular contact 9 and the terminal T 1 insulating coating portion 11a as indicated by hatching in FIG. 6, 11b
Is provided.
発明が解決しようとする課題 上記従来の節度付エンコーダでは節度用溝部7aを有す
る節度板と７とパルス用円形櫛歯状接点8,9が同一位置
関係にある基板４上を、刷子３の接点部と節度用バネ接
点部5aが同一位置関係になるように設定された回転絶縁
板２が操作軸１の回転により摺動しているが、ここでこ
の２つの板の中心が偏心しているとすると初期では刷子
接点部と円形櫛歯状接点が平行状態で接しても例えば約
90゜回転絶縁板２を回転させると刷子接点部と円形櫛歯
状接点8,9が角度αをもって接する。このように回転絶
縁板２の回転角度が変化するごとに刷子３の接点部と円
形櫛歯状接点8,9とがなす角度が変化し、位置関係も変
化するためにエンコーダの要求特性のうち重要な項目で
ある操作軸回転時に信号と節度バラツキをなくすこと及
び節度用バネ接点5aが節度用の溝部7aにはまり込んだ状
態、すなわち操作軸安定状態において端子13b,14b間が
電気的に絶縁状態であるということが保障できなくなる
という課題を有するものであった。SUMMARY OF THE INVENTION In the above-described conventional moderation encoder, the moderation plate having the moderation groove 7a, the circular comb tooth-shaped contacts 8 and 9 for the pulse, and the contact point of the brush 3 The rotary insulating plate 2 set so that the portion and the moderating spring contact portion 5a have the same positional relationship is slid by the rotation of the operation shaft 1, but here the center of the two plates is eccentric. Then, at the initial stage, even if the brush contact and the circular comb-shaped contact make contact in parallel, for example,
When the 90 ° rotating insulating plate 2 is rotated, the brush contact and the circular comb-shaped contacts 8, 9 come into contact with each other at an angle α. As described above, every time the rotation angle of the rotary insulating plate 2 changes, the angle formed between the contact portion of the brush 3 and the circular comb-shaped contacts 8, 9 changes, and the positional relationship also changes. Eliminates signal and moderation variations when the operation axis is an important item, and electrically closes the terminals 13b and 14b when the moderation spring contact 5a is inserted into the moderation groove 7a, that is, when the operation axis is stable. There is a problem that the state cannot be guaranteed.
課題を解決するための手段 本発明は上記課題を解決するために、回転式節度付エ
ンコーダのパルス信号発生部と回転操作時に単一パルス
毎に設けられている節度用の溝部を接点板として操作軸
に一体部材で構成し、かつ節度用バネ接点とパルス信号
用の一対の刷子接点の位置関係を刷子台の操作軸回転中
心を通るほぼ同一直線上としたものである。Means for Solving the Problems In order to solve the above problems, the present invention operates a pulse signal generating section of a rotary moderation encoder and a moderation groove provided for each single pulse during rotation operation as a contact plate. The shaft is formed as an integral member, and the positional relationship between the moderating spring contact and a pair of brush signal contacts for the pulse signal is substantially on the same straight line passing through the center of rotation of the operation shaft of the brush table.
作用 以上のように構成したので、刷子台の操作軸回転中心
と操作軸の回転中心が偏心を起こしても常に円形櫛歯状
接点と刷子接点が同一位置関係で同一角度て接し、節度
とパルス信号のタイミングのバラツキが改善できるもの
である。Operation With the above configuration, even if the rotation center of the operation shaft of the brush stand and the rotation center of the operation shaft are eccentric, the circular comb-shaped contact and the brush contact always come into contact at the same angle in the same positional relationship, and moderation and pulse Variations in signal timing can be improved.
実施例 本発明の一実施例を第１図〜第４図により説明する。
第１図は本発明の節度付エンコーダの側断面図であり、
第２図は同要部である刷子台の平面図であり、第３図は
同要部である操作軸と接点板の斜視図であり、第４図は
刷子接点と節度用バネ接点と円形櫛歯状接点の位置関係
を説明する図である。Embodiment An embodiment of the present invention will be described with reference to FIGS.
FIG. 1 is a side sectional view of a moderation encoder of the present invention.
FIG. 2 is a plan view of a brush stand as the essential part, FIG. 3 is a perspective view of an operation shaft and a contact plate as the essential part, and FIG. 4 is a brush contact, a moderating spring contact, and a circle. It is a figure explaining the positional relationship of a comb-shaped contact.
同図によると、操作軸11にインサート成型された接点
板12には節度用溝部12a、パルス信号用円形櫛歯状接点1
2b,12c及び円周状に形成された円形接点12dが一体に構
成されている。ここでパルス信号用円形櫛歯状接点12b,
12c円周方向は、ほぼ一平面上であり、節度用溝部12aの
円周方向に凸凹を設けている。According to the figure, a contact plate 12 insert-molded on an operation shaft 11 has a groove 12a for moderation and a circular comb-shaped contact 1 for pulse signal.
2b, 12c and a circular contact 12d formed in a circular shape are integrally formed. Here, the circular comb-shaped contact 12b for pulse signal,
The circumferential direction of 12c is substantially on one plane, and irregularities are provided in the circumferential direction of the moderation groove 12a.
操作軸11はカバー19にめられた軸受20により保持さ
れ、カバー19に取り付けられた刷子台17には刷子13,14,
15がインサート成型により取り付けられている。又カバ
ー19と刷子台17の間には節度用バネ16が取り付けられて
いる。The operating shaft 11 is held by a bearing 20 mounted on a cover 19, and brushes 13, 14,
15 is attached by insert molding. A moderating spring 16 is mounted between the cover 19 and the brush stand 17.
刷子13,14,15の片側に刷子接点13a,14a,15aが、又反
応の端には端子部13b,14b,15bが設けられている。この
際刷子接点13a,14a,15aは、節度用バネ接点16aと軸の回
転中心を通るほぼ同一直線上にある。The brushes 13, 14, 15 are provided with brush contacts 13a, 14a, 15a on one side, and terminals 13b, 14b, 15b at the ends of the reaction. At this time, the brush contacts 13a, 14a, 15a are on substantially the same straight line passing through the rotation center of the shaft as the moderating spring contact 16a.
次に動作について詳細に説明すると、操作軸11の回転
によりパルス信号用円形櫛歯状接点12bは刷子接点13a上
を、12cは14a上を、円形接点12dは15a上をそれぞれ電気
的に導通を保ちながら回転摺動する。Next, the operation will be described in detail.When the operation shaft 11 rotates, the pulse signal circular comb-shaped contact 12b electrically conducts on the brush contact 13a, 12c on 14a, and the circular contact 12d on 15a. Rotate and slide while maintaining.
なお、節度用バネ接点16aが節度用の溝部12aの凹部に
はまり込んだ状態において、刷子接点13aと14aは電気的
絶縁状態になるように設定されている。そしてパルス信
号用円形櫛歯状接点12b,12cは従来の技術と同じく左右
回転時に回路１（端子13b〜15b間）及び回路２（端子14
b〜15b間）より位相のずれたパルス信号が発生するよう
に設定されている。The brush contacts 13a and 14a are set to be in an electrically insulated state in a state where the moderating spring contact 16a is fitted into the concave portion of the moderating groove 12a. The circular comb tooth-shaped contacts 12b and 12c for the pulse signal are supplied to the circuit 1 (between the terminals 13b and 15b) and the circuit 2 (between the terminals 14b and 15b) during the left-right rotation as in the prior art.
(between b and 15b).
上記のように節度用バネ接点16aと刷子接点13a,14a,1
5aを刷子台17の操作軸回転中心を通るほぼ同一直線上に
配しその上を、パルス信号用円形櫛歯状接点12b,12cと
節度用の溝部12aを接点板として一体の部材で構成する
ことにより、第４図のように両者が偏心した場合、接点
板を90゜を回転させても常に刷子接点部13a,14a,15aと
円形櫛歯状接点12b,12cおよび節度用バネ接点16aは平行
状態であるため、位置関係は不変であり、信号と節度の
タイミングは常に一定とできるものである。As described above, the moderating spring contact 16a and the brush contacts 13a, 14a, 1
5a is arranged on substantially the same straight line passing through the center of rotation of the operation shaft of the brush stand 17, and on it, the circular comb tooth-shaped contacts 12b, 12c for pulse signals and the groove 12a for moderation are formed as an integral member as a contact plate. Thus, when both are eccentric as shown in FIG. 4, even if the contact plate is rotated by 90 °, the brush contact portions 13a, 14a, 15a, the circular comb-shaped contacts 12b, 12c and the moderating spring contact 16a are always kept. Since they are in a parallel state, the positional relationship is unchanged, and the timing of the signal and the moderation can always be kept constant.
発明の効果 上記のように、節度用バネ接点部と刷子接点部を刷子
台の操作軸回転中心を通るほぼ同一直線上に設け、パル
ス信号用円形櫛歯状接点と節度用溝部を有する接点板と
して一体の部材で設けたので、刷子台と接点板の位置関
係が偏心していてもパルス信号と節度のタイミングは常
に一定とすることができるとともに、接点板に節度用溝
を設けたので部品点数の削減も図れるものである。Effects of the Invention As described above, the contact spring plate and the brush contact are provided on substantially the same straight line passing through the center of rotation of the operation shaft of the brush table, and the contact plate has a circular comb-shaped pulse signal contact and a moderation groove. The timing of the pulse signal and the moderation can be kept constant even if the positional relationship between the brush stand and the contact plate is eccentric, and the moderation groove is provided on the contact plate, so the number of parts is reduced. Can also be reduced.
第１図は本発明の節度付エンコーダの側断面図、第２図
は同要部である刷子台の平面図、第３図は同要部である
操作軸と接点板の斜視図、第４図は刷子接点と節度用バ
ネ接点と円形櫛歯状接点の位置関係を説明する図、第５
図は従来の節度付エンコーダの側断面図、第６図は同要
部である基板の平面図、第７図は発生する出力信号を説
明する説明図である。 11……操作軸、12……接点板、12a……節度用溝部、13
……刷子、16a……節度用バネ接点、17……刷子台。FIG. 1 is a side sectional view of a moderation encoder of the present invention, FIG. 2 is a plan view of a brush stand as the main part, FIG. 3 is a perspective view of an operation shaft and a contact plate as the main part, FIG. The figure illustrates the positional relationship between the brush contact, the moderating spring contact, and the circular comb-shaped contact.
FIG. 6 is a side sectional view of a conventional moderation encoder, FIG. 6 is a plan view of a substrate which is a main part of the encoder, and FIG. 7 is an explanatory diagram for explaining output signals generated. 11 ... operating shaft, 12 ... contact plate, 12a ... moderation groove, 13
…… Brush, 16a …… Spring contact for moderation, 17… Brush stand.
フロントページの続き (56)参考文献 特開 昭64−61609（ＪＰ，Ａ) 特開 昭56−88213（ＪＰ，Ａ) (58)調査した分野(Int.Cl.6，ＤＢ名) H01H 19/00 H01H 19/20Continuation of front page (56) References JP-A-64-61609 (JP, A) JP-A-56-88213 (JP, A) (58) Fields investigated (Int. Cl. 6 , DB name) H01H 19 / 00 H01H 19/20
Claims (3)
に設けられ、パルス信号用円形櫛歯状接点，節度溝部，
および円周上に形成された円形接点より形成される接点
板と、上記操作軸の回転により上記円形接点と上記パル
ス信号用円形櫛歯状接点が摺接する一対の刷子接点部と
上記節度用溝部を摺接する節度用バネ接点を設けた刷子
台より構成するとともに、上記刷子接点と上記節度用バ
ネ接点を刷子台の操作軸回転中心を通るほぼ同一直線上
に配置した節度付エンコーダ。An operation shaft is provided on a side opposite to an operation side of the operation shaft, and a circular comb-shaped contact for pulse signal, a moderation groove,
A contact plate formed from circular contacts formed on the circumference of the circle; a pair of brush contact portions and a moderation groove portion in which the circular contact and the pulse signal circular comb-shaped contact are in sliding contact with each other by rotation of the operation shaft. And a moderating encoder comprising a brush table provided with a moderating spring contact for sliding contact between the brush table and the brush contacts and the moderating spring contact arranged on substantially the same straight line passing through the rotation axis of the operating axis of the brush table.
構成する請求項１記載の節度付エンコーダ。2. The moderating encoder according to claim 1, wherein the moderating groove is formed in a part of the operation shaft by molding.
操作軸にインサート成形により形成してなる請求項１記
載の節度付エンコーダ。3. The moderated encoder according to claim 1, wherein the circular comb-shaped contact for pulse signal and the circular contact are formed on the operation shaft by insert molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2047576A JP2844807B2 (en) | 1990-02-28 | 1990-02-28 | Moderation encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2047576A JP2844807B2 (en) | 1990-02-28 | 1990-02-28 | Moderation encoder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03252013A JPH03252013A (en) | 1991-11-11 |
| JP2844807B2 true JP2844807B2 (en) | 1999-01-13 |
Family
ID=12779073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2047576A Expired - Lifetime JP2844807B2 (en) | 1990-02-28 | 1990-02-28 | Moderation encoder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2844807B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2553973Y2 (en) * | 1991-12-11 | 1997-11-12 | アルプス電気株式会社 | Rotary switch with click feeling |
| JP2553971Y2 (en) * | 1991-12-11 | 1997-11-12 | アルプス電気株式会社 | Rotary switch with click feeling |
| ES2049183B1 (en) * | 1992-09-30 | 1997-02-01 | Remco Sa | ELECTRONIC PROGRAMMER FOR HOUSEHOLD APPLIANCES. |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5010967A (en) * | 1973-05-28 | 1975-02-04 | ||
| JPH01308058A (en) * | 1988-06-06 | 1989-12-12 | Hitachi Ltd | Electronic device |
-
1990
- 1990-02-28 JP JP2047576A patent/JP2844807B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03252013A (en) | 1991-11-11 |
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