JPS59815A - Method of producing electric contactor - Google Patents
Method of producing electric contactorInfo
- Publication number
- JPS59815A JPS59815A JP11133382A JP11133382A JPS59815A JP S59815 A JPS59815 A JP S59815A JP 11133382 A JP11133382 A JP 11133382A JP 11133382 A JP11133382 A JP 11133382A JP S59815 A JPS59815 A JP S59815A
- Authority
- JP
- Japan
- Prior art keywords
- contact
- metal
- mounting hole
- composite
- ended
- 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
- Manufacture Of Switches (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】 本発明は、電気接触子の製造方法に関する。[Detailed description of the invention] The present invention relates to a method of manufacturing an electrical contact.
従来、電気接触子を作るには、第１図ａに示す如く複合
接点材１を台材２の接点取付、穴３に挿通し、次に同図
すに示す如く複合接点材ｌをプレス成形して接点取付穴
３の周縁にかしめて台材２に片Ｕ（又は両頭）接点４を
形成していた。Conventionally, in order to make an electric contact, a composite contact material 1 is attached to a contact point of a base material 2 and inserted into a hole 3 as shown in FIG. A single U (or double-ended) contact 4 was formed on the base material 2 by caulking it around the periphery of the contact mounting hole 3.
ところで、かかる電気接触子の製造方法では、台材２の
接点取付穴３とこれに挿通した複合接点ｌとの間にクリ
アランスがあるので、複合接点材（１）
材ｌを一挙にプレス成形した際、接点取付穴３の中心と
複合接点材１の中心とが芯ずれしたり、複合接点材ｌが
傾いたりして、第２図ａに示す如く片頭（又は両頭）接
点４が台材２の所定位置に形成することができなかった
り、第２図すに示ず如く片頭（又は両頭）接点４の厚さ
が偏り、接点金属４ａの厚さが全面均一とならなかった
り、第２図Ｃに示す如く接点金属４ａとベース金属４ｂ
との接合面が球面状となったりするものである。By the way, in this method of manufacturing an electric contact, since there is a clearance between the contact mounting hole 3 of the base material 2 and the composite contact l inserted therein, the composite contact material (1) and the material l are press-formed all at once. At this time, the center of the contact mounting hole 3 and the center of the composite contact material 1 may be misaligned, or the composite contact material 1 may be tilted, and the single-ended (or double-ended) contact 4 may be attached to the base material 2 as shown in FIG. 2a. The thickness of the single-ended (or double-ended) contact 4 may be uneven as shown in FIG. 2, and the thickness of the contact metal 4a may not be uniform over the entire surface, as shown in FIG. As shown in C, contact metal 4a and base metal 4b
The surface of the joint with the material is spherical.
このような品質不良の電気接触子を電気機器のリレー、
スイッチ等の可動接点として使用すると、接触不良を起
したり、片頭（又は両頭）接点の表面に接点金属４ａが
今だ残っているにも拘らず、接触部が摩耗し、ベース金
属４ｂが露出して接点寿命を来たし、＾価な接点金属が
無駄になるものである。Relays of electrical equipment, such as poor quality electrical contacts,
When used as a movable contact for a switch, etc., contact failure may occur, or even though the contact metal 4a still remains on the surface of the single-ended (or double-ended) contact, the contact part will wear out and the base metal 4b will be exposed. The life of the contact has come to an end, and valuable contact metal is wasted.
本発明はかかる欠点を解消すべくなされたものであり、
合材の接点取付穴と複合接点材が芯ずれしたり、複合接
点材が傾いたりすることがなくて、片頭（又は両頭）接
点を合材の所定位置に形成す（２）
ることができ、また片頭（又は両Ｕ）接点の厚さに偏り
が無く、接点金属の厚さを全面均一にできてベース金属
との接合面を平坦にてき且つ接点面を鏡面に仕上げるこ
とのできる電気接触子の製造方法を提供せんとするもの
である。The present invention has been made to eliminate such drawbacks,
Single-headed (or double-ended) contacts can be formed at predetermined positions on the composite material (2) without misalignment between the contact mounting hole in the composite material and the composite contact material, or inclination of the composite contact material. In addition, there is no deviation in the thickness of the single-headed (or both U) contacts, and the thickness of the contact metal can be made uniform over the entire surface, making the bonding surface with the base metal flat and making it possible to finish the contact surface with a mirror surface. The purpose is to provide a method for manufacturing children.
本発明の電気接触子の製造方法は、少くとも上面に接点
金属を有する複合接点材を台材の接点取付穴に挿通し、
次に接点取付穴より突出している接点金属側を先端円弧
又は台形の山形状にプレス成形し、次いでその山形状の
接点金属側を少くとも一回プレス成形することを特徴と
するものである。The method for manufacturing an electrical contact of the present invention includes inserting a composite contact material having a contact metal on at least the upper surface into a contact mounting hole of a base material,
Next, the contact metal side protruding from the contact mounting hole is press-formed into a tip arc or trapezoidal mountain shape, and then the mountain-shaped contact metal side is press-formed at least once.
以Ｆ本発明による電気接触子の製造方法の実施例を図に
よって説明する。Hereinafter, an embodiment of the method for manufacturing an electric contact according to the present invention will be described with reference to the drawings.
先ず片頭接点の電気接触子を作る場合について説明する
と、第３図ａに示す如く上面に接点金属を有する複合接
点材１を台形２の接点取付穴３に挿通し、次に同図すに
示す如く接点取付穴３より上方に突出している接点金属
側を先端円弧の山形状に、下方に突出しているベース金
属側を扁平に（３）
プレス成形して接点取付穴３に仮かしめし、次いで同図
Ｃに示す如く山形状の接点金属側を凸形に、ベース金属
側をさらに扁平にプレス成形して、先端突出部にのみ接
点金属４ａを配して片頭接点４を有する電気接触子５を
得る。First, to explain the case of making a single-headed electrical contact, as shown in FIG. As shown, the contact metal side protruding upward from the contact mounting hole 3 is shaped like a mountain with an arc at the tip, and the base metal side protruding downward is made flat (3) Press-form and temporarily swage it into the contact mounting hole 3, then As shown in Fig. C, the electric contact 5 has a single-headed contact 4 by press-molding the mountain-shaped contact metal side into a convex shape and the base metal side into a flattened shape, and disposing the contact metal 4a only on the tip protrusion. get.
かようにして得られた電気接触子５は、台材２の接点取
付穴３に複合接点材１を一旦仮かしめした後仕上げ成形
されているので、接点取付穴３の中心と複合接点材１の
中心とが芯ずれしたり、複合接点材１が傾いたすせずに
片頭接点４が所定位置に形成されている。また接点金属
側を一旦先端円弧の山形状にプレス成形した後凸形にプ
レス成形して先端突出部にのみ接点金属４ａが配されて
いるので、片頭接点４の厚さに偏りが無く、接点金属４
ａがベース金属４ｂの中央で厚さが全面均一となってい
て、ベース金属４ｂとの接合面が平坦となっていて、接
点面は鏡面に仕上げられている。The electrical contact 5 thus obtained is finished and formed after temporarily caulking the composite contact material 1 into the contact mounting hole 3 of the base material 2, so that the center of the contact mounting hole 3 and the composite contact material 1 The single-headed contact 4 is formed at a predetermined position without the center of the contact being misaligned or the composite contact material 1 being tilted. In addition, the contact metal side is first press-formed into an arcuate mountain shape at the tip and then press-molded into a convex shape, and the contact metal 4a is placed only on the tip protrusion, so there is no uneven thickness of the single-headed contact 4, and the contact metal 4
The point a is located at the center of the base metal 4b, and the thickness is uniform over the entire surface, the joint surface with the base metal 4b is flat, and the contact surface is finished to a mirror surface.
次に両頭接点の電気接触子を作る場合について説明する
と、第４図ａに示す如く上下両面に接点（４）
金属を有する複合接点材１′を台材２の接点取付穴３に
挿通し、次に同図すに示す如く接点取付穴３より上方及
び下方に突出している部分を夫々先端円弧の山形状にプ
レス成形して接点取付穴３に仮かしめし、次いで同図Ｃ
に示す如く山形状にプレス成形した上下両側の先端部を
凸形にプレスにて仮成形し、然る後接点取付穴３より外
部に露出している上部及び下部を同図ｄに示す如くプレ
スにて凸形に仕上げ成形し、上下両側の先端突出部にの
み接点金属４ａを配して両頭接点４′を有する電気接触
子５′を得る。Next, to explain the case of making a double-ended electrical contact, as shown in Fig. 4a, a composite contact material 1' having metal contacts (4) on both upper and lower surfaces is inserted into the contact mounting hole 3 of the base material 2. Next, as shown in the figure, the parts protruding upward and downward from the contact mounting hole 3 are press-formed into the shape of a mountain with an arc at the end, respectively, and temporarily crimped into the contact mounting hole 3.
As shown in the figure, the top and bottom tips of both sides, which are press-formed into a mountain shape, are temporarily pressed into a convex shape, and then the upper and lower parts exposed to the outside from the contact mounting hole 3 are pressed as shown in the figure d. The electrical contact 5' having a double-ended contact 4' is obtained by final forming the electrical contact 4' into a convex shape by arranging the contact metal 4a only on the top and bottom protrusions.
こうして得られた電気接触子５′も前記の片頭接点４を
有する電気接触子５と同様に、接点取付穴３の中心と複
合接点材１′の中心とが芯ずれしたり、複合接点材１′
が傾いたすせずに、両頭接点４′が形成されている。ま
た両頭接点４′の厚さに偏りが無く、接点金属４ａがベ
ース金属４ｂの中央で厚さが全面均一になっていて、ベ
ース金属４ｂとの接合面が平坦となっていて、接点面は
鏡面に仕上げられている。Similarly to the electrical contact 5 having the single-headed contact 4, the electrical contact 5' obtained in this manner may be misaligned between the center of the contact mounting hole 3 and the center of the composite contact material 1'. ′
A double-ended contact 4' is formed without being inclined. In addition, there is no deviation in the thickness of the double-headed contact 4', and the contact metal 4a has a uniform thickness over the entire surface at the center of the base metal 4b, and the joint surface with the base metal 4b is flat. It has a mirror finish.
（５）
さらに両頭接点の電気接触子を作る場合の他の例につい
て説明すると、第５図ａに示す如く上手両面に接点金属
を有する複合接点材１′を、接点取付穴３の上下開口周
縁に凹部３ａを設けた台材２′の前記接点取付穴３に挿
通し、次に同図すに示す如く接点取付穴３より上方及び
下方に突出している部分を夫々先端円弧の山形状にプレ
ス成形して接点取付穴３の上下開口周縁の凹部３ａに仮
かしめし、次いで同図Ｃにしめず如く山形状にプレス成
形した上下両側の先端部を凸形にプレスにて仮成形し、
然る後接点取付穴３より外部に露出している上部及び下
部を同図ｄに示す如く凸形に仕上げ成形して上部及び下
部のベース金属４ｂを凹部３ａ内に埋込み成形し、凹部
３ａのり１部の上下両側の先端突出部にのみ接点金属４
ａを配して両頭接点４′をゆうする電気接触子５″を得
る。(5) Further, to explain another example of making a double-ended electrical contact, as shown in FIG. It is inserted into the contact mounting hole 3 of the base material 2' which has a recess 3a therein, and then, as shown in the same figure, the parts protruding upward and downward from the contact mounting hole 3 are pressed into arcuate mountain shapes at the ends, respectively. It is molded and temporarily swaged into the concave portion 3a on the periphery of the upper and lower openings of the contact mounting hole 3, and then the tips on both the upper and lower sides, which are press-formed into a mountain shape as shown in Figure C, are temporarily formed into a convex shape by pressing.
The upper and lower parts exposed to the outside from the rear contact mounting hole 3 are finished and molded into a convex shape as shown in FIG. Contact metal 4 is attached only to the tip protrusion on both the upper and lower sides of 1 part.
An electric contact 5'' is obtained which connects the double-ended contact 4' by arranging the point a.
こうして得られた電気接触子５″は前記の両頭接点４′
を有する電気接触子５′と同様に、とりわけ接点取付穴
３の上下開口周縁の凹部３ａ内にベース金属４ｂが埋込
み成形されているので、接（６）
点数付穴３の中心と複合接点材１′の中心とが芯ずれし
たり、複合接点材１′が傾いたすせずに両頭接点４″が
形成されている。また両頭接点４″の厚さに偏りが無く
、接点金属４ａがベース金属４ｂの中央で厚さ全面均一
になっていて、ベース金属４ｂとの接合面が平坦となっ
ていて、接点面は鏡面に仕上げられている。The electrical contact 5'' thus obtained is the double-ended contact 4'.
Similarly to the electric contact 5' having a contact mounting hole 3, the base metal 4b is embedded and molded in the recess 3a at the periphery of the upper and lower openings of the contact mounting hole 3, so that the contact (6) and the center of the numbered hole 3 and the composite contact material The double-headed contact 4'' is formed without the center of the contact 1' being misaligned or the composite contact material 1' being tilted.Also, there is no deviation in the thickness of the double-headed contact 4'', and the contact metal 4a is The thickness is uniform over the entire surface at the center of the base metal 4b, the joint surface with the base metal 4b is flat, and the contact surface is mirror-finished.
向上記各実施例の電気接触子５．５′、５”の片頭接点
４１両頭接点４’、４”の平面形状は円形であるが、こ
れに限るものではなく、角形であっても良い。また片頭
接点４１両頭接点４’、４″の接点金属４ａの平面形状
は必ずしもベース金属４ｂの平面形状と同じ形状である
必要はなく適宜用途に応して変更しても良いものである
。界に必要に応じて第６図及び第７図に示す如く接点金
属４ａをベース金属４ｂに埋込むようにしてもよいもの
である。Although the planar shape of the single-ended contact 41 and double-ended contact 4', 4" of the electrical contacts 5, 5', 5" in each of the above-mentioned embodiments is circular, it is not limited to this, and may be square. Further, the planar shape of the contact metal 4a of the single-headed contact 41 and double-headed contact 4', 4'' does not necessarily have to be the same as the planar shape of the base metal 4b, and may be changed as appropriate depending on the application. If necessary, the contact metal 4a may be embedded in the base metal 4b as shown in FIGS. 6 and 7.
以上詳記した通り本発明の電気接触子の製造方法によれ
ば、合材の接点取付穴（丸穴７角穴、異形穴）と複合接
点材（円柱、角柱等）が芯ずれしく７）
たり、複合接点材が傾いたりすることがなく又台材の変
形がないので、片頭（又は両頭）接点が合材の所定位置
に形成された電気接触子を得ることができる。また片頭
（又は両頭）接点の厚さに偏りが無く、接点金属の厚さ
が全面均一で、ベース金属との接合面が平坦で且つ接点
面が鏡面に仕上げられた品質良好な電気接触子を得るこ
とができる。さらに本発明の電気接触子の製造方法によ
れば、必要な個所にのみ接点金属を配した片頭（又は両
頭）接点を有する電気接触子を得ることができるので、
コストの低減を図ることができると共に高価な接点金属
を無駄なく有効に使用できる等の優れた効果がある。As detailed above, according to the method of manufacturing an electrical contact of the present invention, the contact mounting holes of the composite material (round hole, heptagonal hole, irregularly shaped hole) and the composite contact material (cylindrical, prismatic, etc.) are misaligned7) Since the composite contact material does not tilt or tilt, and there is no deformation of the base material, it is possible to obtain an electric contact in which a single-ended (or double-ended) contact is formed at a predetermined position on the composite material. In addition, the thickness of the single-ended (or double-ended) contact is uniform, the thickness of the contact metal is uniform over the entire surface, the joint surface with the base metal is flat, and the contact surface is mirror-finished, making it a good quality electrical contact. Obtainable. Furthermore, according to the method for manufacturing an electrical contact of the present invention, it is possible to obtain an electrical contact having a single-ended (or double-ended) contact with contact metal arranged only at necessary locations.
There are excellent effects such as cost reduction and the ability to use expensive contact metals effectively without waste.
弟１図ａ、ｂは従来の電気接触子の製造方法の工程を示
す図、第２図ａ、ｂ、ｃは夫々従来の製造方法によって
得られた電気接触子の不良状態を示す図、第３図ａ、ｂ
、ｃは本発明の製造方法により片頭接点の電気接触子を
作る工程を示す図、第４図ａ、ｂ、ｃ、ｄは本発明の製
造方法により（８）
両頭接点の電気接触子を作る工程を示す図、第５図ａ、
ｂ、ｃ、ｄは本発明の製造方法により両頭接点の電気接
触子を作る工程の他の例を示す図、第６図及び第７図は
本発明の製造方法によって得られる電気接触子の他の例
を示す断面図である。
１．１’−−一複合接点材、２ 、 ２ ’−−一台材
、３−−−−一接点取付穴、３ ａ−−−−−一凹部、
４−−−−一片頭接点、４′、４”−−−−両頭接点、
４ａ−−−−一接点金属、４ｂ−−−−−ベース金属、
５． ５ ’、 ５ ”−−一−−電気接触子。
出願人、 田中貴金属工業株式会社
（９）
７１
第１図
（ａ） （ｂ）
第２図
（（１） （ｂ） （Ｃ）第５図
（ｃ） （ｄ）
７２−
°第６図
第７図1A and 1B are diagrams showing the steps of a conventional method for manufacturing an electric contact, and FIGS. Figure 3 a, b
, c are diagrams showing the process of making a single-headed electrical contact by the manufacturing method of the present invention, and Figures 4a, b, c, and d show (8) making a double-headed electrical contact by the manufacturing method of the present invention. Diagram showing the process, Figure 5a,
b, c, and d are diagrams showing other examples of the process of making a double-headed electrical contact by the manufacturing method of the present invention, and FIGS. It is a sectional view showing an example. 1.1'---one composite contact material, 2, 2'---one base material, 3---one contact mounting hole, 3a---one recessed part,
4----One single-head contact, 4', 4''---Double-head contact,
4a---One contact metal, 4b---Base metal,
5. 5', 5''--1--Electrical contact. Applicant: Tanaka Kikinzoku Kogyo Co., Ltd. (9) 71 Figure 1 (a) (b) Figure 2 ((1) (b) (C) No. 5 Figure (c) (d) 72-°Figure 6Figure 7
Claims (1)
点取付穴に挿通し、次に接点取付穴より突出している接
点金属側を先端円弧又は台形の山形状にプレス成形し、
次いでその山形状の接点金属側を少くとも一回プレス成
形することを特徴とする電気接触子の製造方法。A composite contact material having at least a contact metal on the upper surface is inserted into a contact mounting hole of the composite material, and then the contact metal side protruding from the contact mounting hole is press-formed into an arc or trapezoidal mountain shape at the tip,
A method for manufacturing an electrical contact, which comprises: then press-forming the metal side of the mountain-shaped contact at least once.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11133382A JPS59815A (en) | 1982-06-28 | 1982-06-28 | Method of producing electric contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11133382A JPS59815A (en) | 1982-06-28 | 1982-06-28 | Method of producing electric contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59815A true JPS59815A (en) | 1984-01-06 |
Family
ID=14558542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11133382A Pending JPS59815A (en) | 1982-06-28 | 1982-06-28 | Method of producing electric contactor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59815A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09106727A (en) * | 1995-10-09 | 1997-04-22 | Matsushita Electric Ind Co Ltd | Processing method of contact point for electric switch |
| JP2013062045A (en) * | 2011-09-12 | 2013-04-04 | Takasho Giken:Kk | Caulking structure of metal material and bus bar using the same |
| JP2014175256A (en) * | 2013-03-12 | 2014-09-22 | Panasonic Corp | Contact terminal and contact switchgear using the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56128519A (en) * | 1980-03-11 | 1981-10-08 | Tanaka Precious Metal Ind | Method of producing both-side headed electric contact |
-
1982
- 1982-06-28 JP JP11133382A patent/JPS59815A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56128519A (en) * | 1980-03-11 | 1981-10-08 | Tanaka Precious Metal Ind | Method of producing both-side headed electric contact |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09106727A (en) * | 1995-10-09 | 1997-04-22 | Matsushita Electric Ind Co Ltd | Processing method of contact point for electric switch |
| JP2013062045A (en) * | 2011-09-12 | 2013-04-04 | Takasho Giken:Kk | Caulking structure of metal material and bus bar using the same |
| JP2014175256A (en) * | 2013-03-12 | 2014-09-22 | Panasonic Corp | Contact terminal and contact switchgear using the same |
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