JPH0548644B2 - - Google Patents
Info
- Publication number
- JPH0548644B2 JPH0548644B2 JP59096802A JP9680284A JPH0548644B2 JP H0548644 B2 JPH0548644 B2 JP H0548644B2 JP 59096802 A JP59096802 A JP 59096802A JP 9680284 A JP9680284 A JP 9680284A JP H0548644 B2 JPH0548644 B2 JP H0548644B2
- Authority
- JP
- Japan
- Prior art keywords
- rack
- front cabinet
- guide rib
- cabinet
- gear
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/06—Driving or adjusting arrangements; combined with other driving or adjusting arrangements, e.g. of gain control
- H03J1/08—Toothed-gear drive; Worm drive
Description
【発明の詳細な説明】
産業上の利用分野
本発明はチユーニングミマミに同軸でかつ摩擦
的に結合された原動ギアーにラツクを噛み合わせ
ることにより、このラツクに設けた指針を横行さ
せる様に構成したダイヤル装置に関するものであ
る。[Detailed Description of the Invention] Industrial Application Field The present invention is configured such that a pointer provided on the rack is caused to traverse by engaging the rack with a driving gear that is coaxially and frictionally coupled to the tuning arm. The invention relates to a dialing device.
従来例の構成とその問題点
近年、無線機器のダイヤル装置はロープによる
駆動方式から組み立て工数の低減と部品点数の削
減をはかつたラツクを使用したギアー駆動方式に
変りつつあるが、従来のラツクを使用したギアー
駆動方式ではラツクを案内するためのガイドシヤ
ーシーが不可欠であり、ダイヤル装置を構成する
部品の中で、単価、金型費共に大きなウエイトを
しめ、商品コスト低減の上で大きな問題の一つで
あつた。Conventional configurations and their problems In recent years, dial devices for wireless devices have been changing from rope drive systems to gear drive systems using racks, which reduce assembly man-hours and the number of parts. In the gear drive system using a dial, a guide shear to guide the rack is essential, and among the parts that make up the dial device, the unit price and mold cost are large, making it a big problem in reducing product costs. It was one of the.
発明の目的
本発明は従来の問題点を解決するもので、簡単
な構造で組み立て作業性にすぐれ、安価なダイヤ
ル装置を提供することを目的とするものである。OBJECTS OF THE INVENTION The present invention solves the problems of the prior art, and aims to provide a dial device that has a simple structure, is easy to assemble, and is inexpensive.
発明の構成
本発明のダイヤル装置は、指針に設けたラツク
を機器本体の前キヤビネツトに保持し、かつラツ
クを原動ギアーと前キヤビネツトに設けたガイド
リブにより案内、ガイドする様に構成したもの
で、シヤーシレスでラツクによるダイヤル装置を
構成することができ、組立て作業工数の低減、単
価の削減を図ることができる利点を有する。Structure of the Invention The dial device of the present invention is configured such that a rack provided on a pointer is held in a front cabinet of the main body of the device, and the rack is guided by a driving gear and a guide rib provided in the front cabinet. It is possible to construct a dial device using a rack, which has the advantage of reducing the number of assembly steps and the unit cost.
実施例の説明
第１図乃至第４図は本発明のダイヤル装置の一
実施例を示しており、図中、１は後キヤビネツト
で、後述する原動ギアー５の支えリブ１ａと、後
述するラツク７の先端を案内するガイドリブ１ｂ
が設けられている。２は前記後キヤビネツト１に
結合された前キヤビネツトで、後述する原動ギア
ー５を回転自在に保持する側壁に設けた凹伏２
ａ、一体に形成したリブ２ｂに設けた透光２ｆ
と、後述するラツク７を原動ギアー５との間で挟
み込んで保持位置決めするガスドリブ２ｃと、後
述する指針を案内保持するガイドリブ２ｄと、ラ
ツクの幅方向の位置決めをする１対のガイドリブ
２ｅと、ラツク先端部を機器の奥行方向に案内す
る円弧状のガイドリブ２ｇが設けられている。３
はバリコンギアーで、前記後ギヤビネツト１に装
着されたプリント基板９上とバリコン１０にビス
結合されている。４はチユーニングツマミで、波
形スプリングバネ６を介して原動ギアー５に取付
けられ、原動ギアー５の同軸で摩擦的に結合され
ている。５は原動ギアーで、バリコンギアー３と
ラツク７に噛合うギアー部５ｂおよび前記前キヤ
ビネツト２に設けた透光２ｆ、凹部２ａに回転自
在に嵌合する軸先端部５ｃを有する尾回転軸部５
ａが設けられている。７はラツクで、原動ギアー
５のギアー部５ｂに噛み合うギアー部７ａを有
し、片側は後述する指針８に結合されている。８
は指針で、前記前キヤビネツト２に設けたガイド
リブ２ｄに摺動可能に保持される凹部８ａが設け
られている。１１はメモリパネルである。DESCRIPTION OF THE EMBODIMENTS FIGS. 1 to 4 show an embodiment of the dial device of the present invention. In the figures, 1 is a rear cabinet, which includes supporting ribs 1a of a driving gear 5, which will be described later, and a rack 7, which will be described later. Guide rib 1b that guides the tip of
is provided. Reference numeral 2 denotes a front cabinet connected to the rear cabinet 1, and a recess 2 provided on the side wall for rotatably holding a driving gear 5, which will be described later.
a, Translucent 2f provided on integrally formed rib 2b
, a gas drib 2c that holds and positions a rack 7, which will be described later, by sandwiching it between it and the drive gear 5, a guide rib 2d that guides and holds a pointer, which will be described later, a pair of guide ribs 2e that positions the rack in the width direction, and a rack 7 that will be described later. An arcuate guide rib 2g is provided to guide the tip in the depth direction of the device. 3
is a variable capacitor gear, which is screwed onto a printed circuit board 9 mounted on the rear gear bracket 1 and to a variable capacitor 10. A tuning knob 4 is attached to the driving gear 5 via a wave spring spring 6, and frictionally coupled to the driving gear 5 coaxially. Reference numeral 5 designates a driving gear, which includes a gear portion 5b that meshes with the variable condenser gear 3 and the rack 7, a light-transmitting portion 2f provided in the front cabinet 2, and a tail rotating shaft portion 5 having a shaft tip portion 5c that rotatably fits into the recess 2a.
A is provided. Reference numeral 7 is a rack, and has a gear part 7a that meshes with a gear part 5b of the driving gear 5, and one side is connected to a pointer 8, which will be described later. 8
A pointer is provided with a recess 8a that is slidably held in a guide rib 2d provided on the front cabinet 2. 11 is a memory panel.
この様な構成においては、指針８とラツク７を
結合した後に指針８の凹部８ａを前キヤビネツト
２のガイドリブ２ｄに挿入することにより、指針
８とラツク７は前キヤビネツト２に対し指針８側
で位置決めされて保持される。次に、チユーニン
グツマミ４を波状スリツプバネ６を介して原動ギ
アー５に摩擦的にかつ同軸に装着し、原動ギアー
５の軸５ａの先端部５ｃを前キヤビネツト２の側
壁に形成した凹２ａ、一体に形成したリブ２ｂに
設けた透光２ｆに回転自在に装着する。同時に原
動ギアー５のギアー部５ｂと前キヤビネツト２の
ガイドリブ２ｃと間にラツク７をはさみ込み、ラ
ツク７を板厚方向に位置決めし保持する。このラ
ツク７は前キヤビネツト２に設けた１対のガイド
リブ２ｅで幅方向の位置決めがなされており、か
つ円弧状のガイドリブ２ｇにて奥行き方向に案内
される。最後にバリコンギアー３を取り付けたバ
リコン１０を有するプリント基板９を後キヤビネ
ツト１に装着し、その後キヤビネツト１を前キヤ
ビネツト２に結合することにより、前記ラツク７
は後キヤビネツオ１のガイドリブ１ｂにより更に
奥行き方向に案内される。そして、チユーニング
ツマミ４を回転させることによりバリコン１０と
指針８を同調することができる。 In such a configuration, the pointer 8 and the rack 7 are positioned on the pointer 8 side with respect to the front cabinet 2 by inserting the recess 8a of the pointer 8 into the guide rib 2d of the front cabinet 2 after the pointer 8 and the rack 7 are connected. and retained. Next, the tuning knob 4 is attached frictionally and coaxially to the driving gear 5 via the wavy slip spring 6, and the tip end 5c of the shaft 5a of the driving gear 5 is inserted into the recess 2a formed in the side wall of the front cabinet 2, and integrally attached. It is rotatably attached to a light-transmitting member 2f provided on a rib 2b formed in the above. At the same time, a rack 7 is inserted between the gear portion 5b of the driving gear 5 and the guide rib 2c of the front cabinet 2, and the rack 7 is positioned and held in the thickness direction. The rack 7 is positioned in the width direction by a pair of guide ribs 2e provided on the front cabinet 2, and is guided in the depth direction by an arcuate guide rib 2g. Finally, the printed circuit board 9 having the variable condenser 10 with the variable condenser gear 3 attached thereto is attached to the rear cabinet 1, and then the cabinet 1 is connected to the front cabinet 2.
is further guided in the depth direction by the guide rib 1b of the rear cabinet 1. Then, by rotating the tuning knob 4, the variable capacitor 10 and the pointer 8 can be synchronized.
発明の効果
以上の様に本発明によれば、原動ギアーを回転
自在に保持した前キヤビネツト側にラツクを位置
決めしガイドするようにしたので、ダイヤルシヤ
ーシレスでダイヤル装置を構成することができ、
組み立て作業が容易で安価なダイヤル装置を実現
することができる。Effects of the Invention As described above, according to the present invention, since the rack is positioned and guided on the front cabinet side that rotatably holds the driving gear, it is possible to configure a dial device without a dial shear.
It is possible to realize a dial device that is easy to assemble and is inexpensive.
第１図は本発明のダイヤル装置の一実施例にお
ける正面図、第２図はその要部断面図、第３図は
その指針部の断面図、第４図は同装置の要部平面
図である。
１……後キヤビネツト、２……前キヤビネツ
ト、３……バリコンギアー、４……チユーニング
ツマミ、５……原動ギアー、６……波状スプリン
グ、７……ラツク、８……指針、９……プリント
基板、１０……バリコン、１１……メモリパネ
ル、１ｂ……ガイドリブ、２ｃ，２ｅ，２ｇ……
ガイドリブ、２ｄ……ガイドリブ。
Fig. 1 is a front view of an embodiment of the dial device of the present invention, Fig. 2 is a sectional view of the main part thereof, Fig. 3 is a sectional view of the pointer section thereof, and Fig. 4 is a plan view of the main part of the device. be. 1... Rear cabinet, 2... Front cabinet, 3... Varicon gear, 4... Tuning knob, 5... Drive gear, 6... Wavy spring, 7... Rack, 8... Pointer, 9... Printed circuit board, 10... Variable capacitor, 11... Memory panel, 1b... Guide rib, 2c, 2e, 2g...
Guide rib, 2d... Guide rib.
Claims (1)
自在に保持された指針に、帯状のラツクを設け、
このラツクを上記前キヤビネツトに形成した１対
のガイドリブにて幅方向に位置決めすると共に上
記前キヤビネツトに形成したガイドリブにて上記
前キヤビネツトに回転自在に装着された原動ギア
ーとの間に上記ラツクをはさみ込んで板厚方向に
位置決めし、かつ上記ラツクを上記前キヤビネツ
トの側壁部に設けた円弧状のガイドリブにて機器
の奥行き方向に案内させるように構成したことを
特徴とするダイヤル装置。 ２ 前キヤビネツトに結合される後キヤビネツト
の側壁部に、上記前キヤビネツトに設けた円弧状
のガイドリブにて案内されるラツクを更に機器の
奥行き方向に案内するガイドリブを設けたことを
特徴とする特許請求の範囲第１項記載のダイヤル
装置。[Claims] 1. A band-shaped rack is provided on a pointer slidably held on a guide rib formed on the front cabinet,
This rack is positioned in the width direction by a pair of guide ribs formed on the front cabinet, and the rack is sandwiched between the drive gear rotatably mounted on the front cabinet by the guide ribs formed on the front cabinet. The dial device is configured such that the rack is positioned in the thickness direction of the device, and the rack is guided in the depth direction of the device by an arcuate guide rib provided on the side wall of the front cabinet. 2. A patent claim characterized in that a side wall of a rear cabinet connected to the front cabinet is provided with a guide rib that further guides the rack guided by the arc-shaped guide rib provided on the front cabinet in the depth direction of the device. The dial device according to item 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59096802A JPS60240209A (en) | 1984-05-15 | 1984-05-15 | Dial device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59096802A JPS60240209A (en) | 1984-05-15 | 1984-05-15 | Dial device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60240209A JPS60240209A (en) | 1985-11-29 |
| JPH0548644B2 true JPH0548644B2 (en) | 1993-07-22 |
Family
ID=14174746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59096802A Granted JPS60240209A (en) | 1984-05-15 | 1984-05-15 | Dial device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60240209A (en) |
-
1984
- 1984-05-15 JP JP59096802A patent/JPS60240209A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60240209A (en) | 1985-11-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |