JPH05382A - Joining method for energizing fittings - Google Patents
Joining method for energizing fittingsInfo
- Publication number
- JPH05382A JPH05382A JP3152826A JP15282691A JPH05382A JP H05382 A JPH05382 A JP H05382A JP 3152826 A JP3152826 A JP 3152826A JP 15282691 A JP15282691 A JP 15282691A JP H05382 A JPH05382 A JP H05382A
- Authority
- JP
- Japan
- Prior art keywords
- current
- welding
- fittings
- energizing
- joining
- 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.)
- Withdrawn
Links
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、端子板と接点バネのよ
うな通電金具を接合するのに用いる方法に関するもので
ある。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method used for joining a terminal plate and a current-carrying metal fitting such as a contact spring.
【０００２】[0002]
【従来の技術】一般にリレーを構成する通電金具の接
合、例えば端子板と接点バネとの接合には、かしめ、ね
じ止め、抵抗溶接等があるが、機械寿命、電気抵抗等の
リレー諸特性上あるいは生産性、機械化上、抵抗溶接に
よる接合が優れていて、リレーの製造に多用されてい
る。2. Description of the Related Art Generally, joining of current-carrying metal fittings constituting a relay, such as joining of a terminal plate and a contact spring, includes caulking, screwing, resistance welding, etc., but due to various relay characteristics such as mechanical life and electrical resistance. Alternatively, resistance welding is excellent in terms of productivity and mechanization, and it is widely used for manufacturing relays.
【０００３】[0003]
【発明が解決しようとする課題】ところが従来の抵抗溶
接は一定の溶接電流をある程度の時間（５〜１０ｍｓｅ
ｃ程度）かけて溶接するため電気伝導度の高い材料には
適していなかった。従って通電金具には電気伝導度の低
い材料、例えばベリリウム銅２５（電気伝導度２２％Ｉ
ＡＣＳ（純銅に対する比率））やリン青銅（電気伝導度
１４％ＩＡＣＳ）が使用されており、パワーリレーでは
発熱量が多くなり、そのため部品の小型化が困難である
という問題がある。However, in the conventional resistance welding, a constant welding current is applied for a certain time (5 to 10 mse).
It was not suitable for materials with high electrical conductivity because it welds over about c). Therefore, a material having low electrical conductivity, such as beryllium copper 25 (electrical conductivity 22% I
Since ACS (ratio to pure copper) and phosphor bronze (electric conductivity 14% IACS) are used, the power relay generates a large amount of heat, which makes it difficult to miniaturize components.
【０００４】本発明は上記問題点に鑑みてなされたもの
であって、本発明の目的とするところは電気伝導度の高
い通電金具でも抵抗溶接にて接合できる通電金具の接合
方法を提供するにある。The present invention has been made in view of the above problems, and an object of the present invention is to provide a method for joining current-carrying fittings that can be joined by resistance welding even for current-carrying fittings having high electric conductivity. is there.
【０００５】[0005]
【課題を解決するための手段】上記目的を達成するため
本発明通電金具の接合方法は、電気伝導度が３５〜５０
％の厚さの薄い２つの通電金具の接合部同士を重ね、こ
の接合部間にパルス状の高溶接電流を１ｍｓｅｃ以下の
時間で印加して溶接することを特徴とする。In order to achieve the above object, the method of joining the current-carrying metal fittings according to the present invention has an electric conductivity of 35 to 50.
%, The joining portions of the two current-carrying metal fittings having a small thickness are overlapped, and a pulsed high welding current is applied between the joining portions for a time of 1 msec or less to perform welding.
【０００６】[0006]
【作用】パルス状の高溶接電流を１ｍｓｅｃ以下の時間
印加して溶接することで単位時間当たりの発熱量を多く
して通電金具の電気伝導度３５〜５０％がでも抵抗溶接
できる。By applying a pulsed high welding current for 1 msec or less for welding, the amount of heat generated per unit time is increased and resistance welding can be performed even when the electrical conductivity of the current-carrying metal fitting is 35 to 50%.
【０００７】[0007]
【実施例】図１に示すように本実施例の場合、接合する
一対の通電金具の一方を端子板１とし、他方として接点
バネ２を用いたものである。この端子板１や接点バネ２
は厚さの薄いものであり、接点バネ２の厚さは０．１〜
０．２ｍｍ程度である。端子板１や接点バネ２は電気伝
導度の高い材料にて形成されるものであり、電気伝導度
が３５〜５０％（ＩＡＣＳ）のものである。例えば接点
バネ２はベリリウム銅７（電気伝導度３８％ＩＡＣＳ）
であり、端子板１はＥＦＴＥＣ２３（電気伝導度４５％
ＩＡＣＳ）である。この端子板１の接合部１ａと接点バ
ネ２の接合部２ａと重ね、接合部１ａ，１ｂ間にパルス
状の高溶接電流を短時間印加して抵抗溶接する。このパ
ルス状の高溶接電流は図２に示すように６０００〜８０
００Ａ程度で、印加する時間は１ｍｓｅｃ以下である。
このように溶接することにより一度の大きなエネルギー
を与えて単位時間当たりの発熱量を大きくして溶接する
ことができる。EXAMPLE As shown in FIG. 1, in the case of this example, one of a pair of current-carrying metal fittings to be joined is a terminal plate 1 and the other is a contact spring 2. This terminal board 1 and contact spring 2
Is thin, and the contact spring 2 has a thickness of 0.1 to
It is about 0.2 mm. The terminal plate 1 and the contact spring 2 are made of a material having a high electric conductivity, and have an electric conductivity of 35 to 50% (IACS). For example, the contact spring 2 is beryllium copper 7 (electrical conductivity 38% IACS).
And the terminal board 1 is EFTEC23 (electrical conductivity 45%
IACS). The joining portion 1a of the terminal board 1 and the joining portion 2a of the contact spring 2 are overlapped with each other, and a pulsed high welding current is applied between the joining portions 1a and 1b for a short time to perform resistance welding. This high pulsed welding current is 6000-80 as shown in FIG.
At about 00 A, the application time is 1 msec or less.
By welding in this way, it is possible to apply a large amount of energy once to increase the amount of heat generated per unit time and perform welding.
【０００８】なお、本実施例の場合、端子板１と接合バ
ネ２とを接合するものについて述べたが、リレーの他の
通電金具の接合にも同様に実施できる。In this embodiment, the terminal plate 1 and the joining spring 2 are joined together, but the present invention can be similarly joined to other energizing metal fittings of the relay.
【０００９】[0009]
【発明の効果】本発明は叙述のように２つの通電金具の
接合部同士を重ね、この接合部間にパルス状の高溶接電
流を１ｍｓｅｃ以下の時間で印加して溶接するので、一
度の高いエネルギーを与えて単位時間当たりの発熱量を
多くして溶接できるものであって、電気伝導度が３５〜
５０％のものでも抵抗溶接できるものである。従って通
電金具に電気伝導度のよいものを用いてリレーの小型化
が図れるものである。As described above, according to the present invention, the joining portions of the two current-carrying metal fittings are overlapped with each other, and a pulsed high welding current is applied between the joining portions for a time of 1 msec or less to perform welding. It can be welded by applying energy to increase the amount of heat generated per unit time and has an electric conductivity of 35-35.
Resistance welding of 50% is also possible. Therefore, it is possible to reduce the size of the relay by using a metal fitting having good electric conductivity.
【図１】本発明の接合する通電金具の一例を示す斜視図
である。FIG. 1 is a perspective view showing an example of a current-carrying metal fitting to be joined according to the present invention.
【図２】溶接電流を説明する説明図である。FIG. 2 is an explanatory diagram illustrating a welding current.
１ 端子板 １ａ 接合部 ２ 接点バネ ２ａ 接合部 1 terminal plate 1a joint part 2 contact spring 2a joint part
Claims (1)
２つの通電金具の接合部同士を重ね、この接合部間にパ
ルス状の高溶接電流を１ｍｓｅｃ以下の時間で印加して
溶接することを特徴とする通電金具の接合方法。Claim: What is claimed is: 1. A joint part of two current-carrying metal fittings having a low electric conductivity of 35 to 50% is overlapped with each other, and a pulsed high welding current is 1 msec or less between the joint parts. A method for joining current-carrying metal fittings, characterized in that welding is performed by applying voltage over time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3152826A JPH05382A (en) | 1991-06-25 | 1991-06-25 | Joining method for energizing fittings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3152826A JPH05382A (en) | 1991-06-25 | 1991-06-25 | Joining method for energizing fittings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH05382A true JPH05382A (en) | 1993-01-08 |
Family
ID=15548991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3152826A Withdrawn JPH05382A (en) | 1991-06-25 | 1991-06-25 | Joining method for energizing fittings |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH05382A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4963822A (en) * | 1988-06-01 | 1990-10-16 | Manfred Prokopp | Method of testing circuit boards and the like |
| CN105538298A (en) * | 2016-03-04 | 2016-05-04 | 邵伟 | Efficient-carrying mechanical arm system for oil nozzle valves |
-
1991
- 1991-06-25 JP JP3152826A patent/JPH05382A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4963822A (en) * | 1988-06-01 | 1990-10-16 | Manfred Prokopp | Method of testing circuit boards and the like |
| CN105538298A (en) * | 2016-03-04 | 2016-05-04 | 邵伟 | Efficient-carrying mechanical arm system for oil nozzle valves |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 19980903 |