JPH06163216A - Variable resistor and manufacturing method thereof - Google Patents
Variable resistor and manufacturing method thereofInfo
- Publication number
- JPH06163216A JPH06163216A JP4316837A JP31683792A JPH06163216A JP H06163216 A JPH06163216 A JP H06163216A JP 4316837 A JP4316837 A JP 4316837A JP 31683792 A JP31683792 A JP 31683792A JP H06163216 A JPH06163216 A JP H06163216A
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- variable resistor
- metal fitting
- resistance
- terminals
- 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.)
- Pending
Links
Landscapes
- Details Of Resistors (AREA)
- Adjustable Resistors (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は主にヘッドホンステレ
オ、ポータブルCD等の音響機器のメインボリューム、
ヘッドホンの中間ボリューム等に用いられる可変抵抗器
およびその製造方法に関するものである。BACKGROUND OF THE INVENTION The present invention is mainly applied to a main volume of an audio device such as a headphone stereo and a portable CD,
The present invention relates to a variable resistor used for an intermediate volume of a headphone and the like and a manufacturing method thereof.
【0002】[0002]
【従来の技術】従来の技術を図3〜図4により説明す
る。同図によると、21,22a,22b,23a,2
3bは端子であり、それぞれ抵抗基板24上に同心円状
に異なる半径で設けられた抵抗路24a,24b、導電
部25a,25bにそれぞれ接続されている。2. Description of the Related Art A conventional technique will be described with reference to FIGS. According to the figure, 21,22a, 22b, 23a, 2
Reference numeral 3b is a terminal, which is connected to the resistance paths 24a and 24b and the conductive portions 25a and 25b which are concentrically provided on the resistance substrate 24 and have different radii.
【0003】26a,26bは抵抗路24a,24b、
導電部25a,25bにそれぞれ摺接する刷子であり、
ツマミ27に固着されている。28は金具であり、抵抗
基板24を保持するとともに中央に設けられたハトメ状
の突起28aにより、ツマミ27が回転可能に装着して
おり、ツマミ27の位置に応じて端子21と端子23
a、端子21と端子23bに負荷された電圧を端子21
と端子22a、端子21と端子22bに分圧して出力す
るように構成されている。26a and 26b are resistance paths 24a and 24b,
A brush that is in sliding contact with the conductive portions 25a and 25b,
It is fixed to the knob 27. Reference numeral 28 denotes a metal fitting, which holds the resistance substrate 24 and is provided with a lug-shaped projection 28a provided at the center thereof so that the knob 27 is rotatably mounted. The terminal 21 and the terminal 23 are attached depending on the position of the knob 27.
a, the voltage applied to terminals 21 and 23b is applied to terminal 21
And a terminal 22a and a terminal 21 and a terminal 22b.
【0004】次に上記可変抵抗器の組立について説明す
ると、抵抗基板24に端子21,22a,22b,23
a,23bをハトメカシメ等により固着し、その抵抗基
板24を金具28のハトメ状の突起28aに挿入し、そ
して刷子26a,26bが固着されたツマミ27をハト
メカシメすることにより、回転可能に取り付け、その後
検査を行ない、組立を完成するものである。Next, the assembly of the variable resistor will be described. The terminals 21, 22a, 22b and 23 are formed on the resistance substrate 24.
a and 23b are fixed to each other by means of eyelet mechanical fastening, the resistance substrate 24 is inserted into the eyelet-shaped protrusion 28a of the metal fitting 28, and the knob 27 to which the brushes 26a and 26b are fixed is attached so as to be rotatable. Inspection is carried out to complete the assembly.
【0005】[0005]
【発明が解決しようとする課題】しかしながら、上記従
来の可変抵抗器においては、部品点数が多く、また小さ
いため、機械組立化が困難で量産性に問題を有するもの
であった。However, in the above-mentioned conventional variable resistor, since the number of parts is large and small, mechanical assembly is difficult and there is a problem in mass productivity.
【0006】[0006]
【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、金具とグランド端子(共通端子)を一体に
設けて部品点数の削減を図るとともに、組立にあたって
は金具と端子を一体に金属板または金属フープに形成
後、組立機の下型に装着した後、抵抗基板およびツマミ
の装着の前あるいは後にグランド端子を除く全端子を金
具より切断分離して可変抵抗器を製造するものである。In order to solve the above problems, the present invention provides a metal fitting and a ground terminal (common terminal) integrally to reduce the number of parts, and at the time of assembly, the metal fitting and the terminal are integrated. After forming on a metal plate or metal hoop, after mounting on the lower mold of the assembly machine, before or after mounting the resistance board and knob, all terminals except the ground terminal are cut and separated from the metal fittings to manufacture a variable resistor. is there.
【0007】[0007]
【作用】上記のごとく構成したので完成した可変抵抗器
においてもグランド端子と金具を一体にして部品点数の
削減を図るとともに、組立途上において金具と端子を一
部品として取扱えるので、機械組立化が容易で量産性の
高い可変抵抗器の提供を可能とするものである。In the completed variable resistor having the above-described structure, the ground terminal and the metal fitting are integrated to reduce the number of parts, and the metal fitting and the terminal can be handled as one component during the assembly process, which facilitates mechanical assembly. This makes it possible to provide a variable resistor that is easy and has high mass productivity.
【0008】[0008]
【実施例】本発明の可変抵抗器の一実施例を図1〜図2
により説明する。同図によると、1はグランド端子、2
a,2bは出力端子、3a,3bは入力端子であり、そ
れぞれ抵抗基板4上に同心円状に異なる半径で設けられ
た抵抗路4aには入力端子3bが、抵抗路4bには入力
端子3aが、導電部5aには出力端子2bが、導電部5
bには出力端子2aが、また、抵抗路4a,4bの接続
部分にはグランド端子1がそれぞれ接続されている。6
aは抵抗路4a、導電部5a上を摺接し、6bは抵抗路
4b、導電部5b上をそれぞれ摺接する刷子であり、ツ
マミ7に装着されている。DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of a variable resistor according to the present invention is shown in FIGS.
Will be described. According to the figure, 1 is a ground terminal, 2
a and 2b are output terminals, and 3a and 3b are input terminals. The resistance paths 4a provided concentrically on the resistance substrate 4 with different radii have the input terminals 3b, and the resistance paths 4b have the input terminals 3a. , The output terminal 2b is connected to the conductive portion 5a.
The output terminal 2a is connected to b, and the ground terminal 1 is connected to the connection portion of the resistance paths 4a and 4b. 6
Reference character a denotes a brush that slides on the resistance path 4a and the conductive portion 5a, and reference numeral 6b denotes a brush that slides on the resistance path 4b and the conductive portion 5b. The brush 6 is mounted on the knob 7.
【0009】8は金具であり、グランド端子1と一体に
構成されており、グランド端子1のハトメ部をカシメる
ことと、中央のハトメ部8aを抵抗基板4の中央穴4c
に挿入することで抵抗基板4を保持するとともに、ツマ
ミ7を回転可能に装着しており、ツマミ7の位置に応じ
て、グランド端子1と入力端子3a、グランド端子1と
入力端子3bに負荷された電圧をグランド端子1と出力
端子2a、グランド端子1と出力端子2bに分圧して出
力するように構成されている。Reference numeral 8 denotes a metal fitting, which is formed integrally with the ground terminal 1, by crimping the eyelet portion of the ground terminal 1 and connecting the center eyelet portion 8a to the central hole 4c of the resistance substrate 4.
The knob 7 is rotatably mounted while holding the resistance substrate 4 by inserting it into the ground terminal 1 and the input terminal 3a, and the ground terminal 1 and the input terminal 3b are loaded depending on the position of the knob 7. The voltage is divided into the ground terminal 1 and the output terminal 2a, and the ground terminal 1 and the output terminal 2b are divided and output.
【0010】次に組立について説明すると、まず金具8
とグランド端子1、入出力端子2a,2b,3a,3b
は図1の如く連続的フープ状の金属板に形成する。Next, the assembly will be described. First, the metal fitting 8
And ground terminal 1, input / output terminals 2a, 2b, 3a, 3b
Is formed on a continuous hoop-shaped metal plate as shown in FIG.
【0011】次に、この金具8とグランド端子1、入出
力端子2a,2b,3a,3bを形成したフープ状の金
属板を組立機の下型(図示せず)に挿入する。Next, the hoop-shaped metal plate having the metal fitting 8, the ground terminal 1, and the input / output terminals 2a, 2b, 3a, 3b is inserted into the lower die (not shown) of the assembling machine.
【0012】さらに次に、金具8のハトメ部8aとグラ
ンド端子1、出力端子2a,2b、入力端子3a,3b
のハトメ部を基板4の穴4c,4d,4e,4f,4g
に挿入し、上記入出力端子2a,2b,3a,3bのハ
トメ部をかしめることにより抵抗基板4に固着すると同
時にグランド端子1と一体化された金具8により抵抗基
板4を保持する。Next, the eyelet portion 8a of the metal fitting 8, the ground terminal 1, the output terminals 2a and 2b, and the input terminals 3a and 3b.
The eyelets of the holes 4c, 4d, 4e, 4f, 4g of the substrate 4
Then, the input / output terminals 2a, 2b, 3a, 3b are fixed to the resistance substrate 4 by caulking the eyelets, and at the same time, the resistance substrate 4 is held by the metal fitting 8 integrated with the ground terminal 1.
【0013】その後補強用の桟9を切り離すとともに、
その後、刷子6a,6bを固着されたツマミ、7の回転
中心の穴7aに金具8のハトメ部8aを貫通させ、かし
めを行うことにより回転可能に保持する。その後出力端
子2a,2bを継ぎ桟10から切り離し、必要な検査を
行う。最後にグランド端子1、入力端子3a,3bを切
り離し、曲げ加工を行って可変抵抗器を完成させるもの
である。After that, the crosspiece 9 for reinforcement is cut off,
After that, the eyelets 8a of the metal fitting 8 are pierced through the fixed knobs 7 and the hole 7a of the rotation center of the brushes 6a and 6b, and are swaged to be held rotatably. After that, the output terminals 2a and 2b are separated from the connecting bar 10 and a necessary inspection is performed. Finally, the ground terminal 1 and the input terminals 3a and 3b are separated and bent to complete the variable resistor.
【0014】なお、上記実施例においては、桟9、継ぎ
桟10をグランド端子1、入出力端子2a,2b,3
a,3bを抵抗基板4にかしめ固着後、切断したが、フ
ープ状の金属板を組立機の下型に挿入した後にそれぞれ
の端子を切断分離しても良く、また、フープ状の金属板
に代えて一枚のシート状の金属板によっても良いもので
ある。In the above embodiment, the crosspiece 9 and the connecting crosspiece 10 are connected to the ground terminal 1 and the input / output terminals 2a, 2b and 3 respectively.
Although a and 3b are caulked and fixed to the resistance substrate 4 and then cut, the terminals may be cut and separated after the hoop-shaped metal plate is inserted into the lower die of the assembling machine. Alternatively, a single sheet-shaped metal plate may be used.
【0015】[0015]
【発明の効果】以上のように本発明は、グランド端子と
金具を一体にして部品点数の削減を図るとともに、組立
途上において金具と端子を一部品として取扱えるので、
機械組立化が容易で量産性の高い可変抵抗器の提供を可
能とするものである。As described above, according to the present invention, the ground terminal and the metal fitting are integrated to reduce the number of parts, and the metal fitting and the terminal can be handled as one component during the assembly process.
This makes it possible to provide a variable resistor which is easy to assemble mechanically and has high mass productivity.
【図1】本発明の可変抵抗器の一実施例を示す分解斜視
図FIG. 1 is an exploded perspective view showing an embodiment of a variable resistor of the present invention.
【図2】同側断面図FIG. 2 is a sectional view of the same side.
【図3】従来の可変抵抗器の分解斜視図FIG. 3 is an exploded perspective view of a conventional variable resistor.
【図4】同側断面図FIG. 4 is a sectional view of the same
1 グランド端子 2a 出力端子 2b 出力端子 3a 入力端子 3b 入力端子 4 抵抗基板 4a 抵抗路 4b 抵抗路 5a 導電部 5b 導電部 6a 刷子 6b 刷子 8 金具 9 桟 10 継ぎ桟 1 ground terminal 2a output terminal 2b output terminal 3a input terminal 3b input terminal 4 resistance board 4a resistance path 4b resistance path 5a conductive part 5b conductive part 6a brush 6b brush 8 metal fitting 9 crosspiece 10 splice
Claims (2)
この刷子が摺接する一端が接続された2つの抵抗路とこ
の2つの抵抗路とそれぞれ対応した導電部を形成した抵
抗基板と、上記2つの抵抗路の接続部分に固着されてな
るグランド端子を一体に設けた金具と、上記抵抗路およ
び導電部に固着された他の端子とで構成される可変抵抗
器。1. A knob provided with at least a brush,
The two resistance paths to which one ends of the brushes that are slidably contacted are connected, the resistance substrate on which conductive portions corresponding to the two resistance paths are formed, and the ground terminal fixed to the connection portion of the two resistance paths are integrated. A variable resistor comprising a metal fitting provided on the above and another terminal fixed to the resistance path and the conductive portion.
体に形成するとともに、少なくとも抵抗基板に形成した
抵抗路および導電部にそれぞれ上記グランド端子および
他の端子を固着して後、上記他の端子を切断、分離する
請求項1記載の可変抵抗器の製造方法。2. The metal fitting, the ground terminal and the other terminal are integrally formed, and the ground terminal and the other terminal are fixed to at least the resistance path and the conductive portion formed on the resistance substrate, and then the other terminal. The method of manufacturing a variable resistor according to claim 1, wherein the variable resistor is cut and separated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4316837A JPH06163216A (en) | 1992-11-26 | 1992-11-26 | Variable resistor and manufacturing method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4316837A JPH06163216A (en) | 1992-11-26 | 1992-11-26 | Variable resistor and manufacturing method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH06163216A true JPH06163216A (en) | 1994-06-10 |
Family
ID=18081471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4316837A Pending JPH06163216A (en) | 1992-11-26 | 1992-11-26 | Variable resistor and manufacturing method thereof |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH06163216A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0794537A2 (en) * | 1996-03-05 | 1997-09-10 | Calsonic Corporation | Resistor unit for speed controller |
EP1035551A2 (en) * | 1999-03-11 | 2000-09-13 | Matsushita Electric Industrial Co., Ltd. | Rotary variable resistor and output regulator using the same |
KR100966598B1 (en) * | 2008-06-25 | 2010-06-29 | 이현기 | Method of manufacturing of variable resistor |
CN107799249A (en) * | 2017-10-30 | 2018-03-13 | 惠州市德赛西威汽车电子股份有限公司 | A kind of potentiometer |
-
1992
- 1992-11-26 JP JP4316837A patent/JPH06163216A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0794537A2 (en) * | 1996-03-05 | 1997-09-10 | Calsonic Corporation | Resistor unit for speed controller |
EP0794537A3 (en) * | 1996-03-05 | 1999-07-07 | Calsonic Corporation | Resistor unit for speed controller |
EP1035551A2 (en) * | 1999-03-11 | 2000-09-13 | Matsushita Electric Industrial Co., Ltd. | Rotary variable resistor and output regulator using the same |
EP1035551A3 (en) * | 1999-03-11 | 2004-01-07 | Matsushita Electric Industrial Co., Ltd. | Rotary variable resistor and output regulator using the same |
KR100966598B1 (en) * | 2008-06-25 | 2010-06-29 | 이현기 | Method of manufacturing of variable resistor |
CN107799249A (en) * | 2017-10-30 | 2018-03-13 | 惠州市德赛西威汽车电子股份有限公司 | A kind of potentiometer |
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