JP3221836B2 - Connection method of tapping tap of foil-wound coil - Google Patents
Connection method of tapping tap of foil-wound coilInfo
- Publication number
- JP3221836B2 JP3221836B2 JP15320896A JP15320896A JP3221836B2 JP 3221836 B2 JP3221836 B2 JP 3221836B2 JP 15320896 A JP15320896 A JP 15320896A JP 15320896 A JP15320896 A JP 15320896A JP 3221836 B2 JP3221836 B2 JP 3221836B2
- Authority
- JP
- Japan
- Prior art keywords
- foil
- wound coil
- tap
- solder
- tapping tap
- 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 - Fee Related
Links
Landscapes
- Coils Of Transformers For General Uses (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、銅箔をコイルとす
るトランスの口出しタップの接続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 for connecting a lead tap of a transformer using a copper foil as a coil.
【０００２】[0002]
【従来の技術】従来、この種の幅が広い銅箔をコイルと
するトランスにおいて、コイルに口出しタップを接続し
たものに図３に示すようなものがある。すなわち、箔巻
コイル１の端部１ａにペレット状の半田を載せ、さらに
この半田の上に口出しタップ２１を載せ、加熱して半田
付けを行っている。そして、口出しタップを接続した箔
巻コイルをコアーに巻回させ、コイルを形成させる。こ
の後、巻き終わりについても上述と同じように口出しタ
ップを箔巻コイルに半田付けしている。2. Description of the Related Art FIG. 3 shows a conventional transformer using a wide copper foil as a coil in which a tap is connected to the coil. That is, a pellet-shaped solder is placed on the end portion 1a of the foil-wound coil 1, and a tapping tap 21 is placed on the solder, and the soldering is performed by heating. Then, a foil-wound coil to which the tap is connected is wound around a core to form a coil. Thereafter, at the end of winding, the tapping tap is soldered to the foil-wound coil in the same manner as described above.
【０００３】[0003]
【発明が解決しようとする課題】ところが、半田を加熱
した時、半田内のフラックス又は箔巻コイル１とペレッ
ト状の半田との間の空気、もしくはペレット状の半田と
口出しタップとの間の空気が半田層内に残り、箔巻コイ
ル１と口出しタップ２１との間が半田層で接着されない
大きなボイドが発生することがある。このボイドによっ
て使用時に箔巻コイル１と口出しタップ２１とが異常に
温度上昇し、損傷することがある。However, when the solder is heated, the flux in the solder or the air between the foil-wound coil 1 and the pellet-shaped solder, or the air between the pellet-shaped solder and the tapping tap is obtained. May remain in the solder layer, and a large void may be generated in which the solder layer does not bond between the foil-wound coil 1 and the tapping tap 21. The temperature of the foil-wound coil 1 and the tapping tap 21 may be abnormally increased due to the voids during use, and may be damaged.
【０００４】[0004]
【課題を解決するための手段】上記の課題を解決するた
めに、本発明の請求項１の箔巻コイルと口出しタップと
を半田により接合させる箔巻コイルの口出しタップの接
続方法は、箔巻コイル及び口出しタップの少なくともい
ずれか一方に半田と接触する部分に孔が設けられ、端部
まで伸びたスリットを有するカーボン電極の上記スリッ
トを上記孔と対向させ、かつ、箔巻コイルと口出しタッ
プの両側とを上記カーボン電極により挟み、上記カーボ
ン電極を加圧するとともに、電源装置から上記カーボン
電極に通電して加熱させて、半田を溶融させ、箔巻コイ
ルと口出しタップとを接合させるものである。In order to solve the above-mentioned problems, a method of connecting a lead-out tap of a foil-wound coil for joining a lead-out coil and a lead-out tap by solder according to the first aspect of the present invention is as follows. A hole is provided in a portion where at least one of the coil and the tapping tap comes into contact with the solder, the slit of the carbon electrode having a slit extending to the end is opposed to the hole, and the foil-wound coil and the tapping tap are provided. The both sides are sandwiched by the carbon electrodes, the carbon electrodes are pressurized, and the power is supplied to the carbon electrodes from the power supply device and heated to melt the solder and join the foil-wound coil and the tapping tap.
【０００５】[0005]
【０００６】[0006]
【０００７】カーボン電極の加圧によって半田の溶融時
のガスや空気がスリットから電極の端部に排出される。Gas and air when the solder is melted are discharged from the slit to the end of the electrode by pressurizing the carbon electrode.
【０００８】[0008]
【発明の実施の形態】本発明に係わる箔巻コイルの口出
しタップの接続方法の一実施の形態について、図１を参
照して説明する。幅が広い箔巻コイル１の端部１ａにペ
レット状の半田を載せ、この半田の上に口出しタップ５
を載置する。この口出しタップ５には、半田が接触する
部分に孔、５ａが設けられている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of a method for connecting a tap of a foil-wound coil according to the present invention will be described with reference to FIG. A pellet-shaped solder is placed on the end 1a of the wide foil-wound coil 1, and a tap 5
Is placed. The outlet tap 5 is provided with a hole 5a at a portion where the solder contacts.
【０００９】この箔巻コイル１と口出しタップ５の両側
からカーボン電極８，９により挟まれる。このカーボン
電極のうち、口出しタップ５と接触するカーボン電極９
は口出しタップ５の孔５ａに対向し、電極の端部まで伸
びたスリット９ａが設けられている。そして、カーボン
電極８，９を加圧するとともに、電極８，９に図示しな
い電源装置１１から通電して加熱し、ペレット状の半田
２を溶融させて図２に示すように箔巻コイル１と口出し
タップ５とを半田層３により接合させる。The foil-wound coil 1 and the tapping tap 5 are sandwiched between carbon electrodes 8 and 9 from both sides. Of these carbon electrodes, the carbon electrode 9 that contacts the tap tap 5
Is provided with a slit 9a facing the hole 5a of the tapping tap 5 and extending to the end of the electrode. Then, while the carbon electrodes 8 and 9 are pressurized, the electrodes 8 and 9 are energized and heated from a power supply device 11 (not shown) to melt the pellet-shaped solder 2 and to connect the foil-wound coil 1 and the lead as shown in FIG. The tap 5 is joined with the solder layer 3.
【００１０】ペレット状の半田２の溶融時、カーボン電
極８，９の加圧によってフラックスによるガスや空気が
孔５ａを介してスリット９ａから排出される。When the pellet-shaped solder 2 is melted, gas and air due to the flux are discharged from the slit 9a through the hole 5a by pressurizing the carbon electrodes 8,9.
【００１１】このようにして形成された口出しタップを
有する箔巻コイルは、図２に示すように箔巻コイル１と
口出しタップ５との接合、特に口出しタップ５と半田層
３とのぬれ状態を孔５ａから確認でき、半田接合の不良
が判断できる。As shown in FIG. 2, the foil-wound coil having the taps formed as described above is used to join the foil-wound coil 1 and the taps 5, in particular, the wet state between the taps 5 and the solder layer 3. It can be confirmed from the hole 5a, and it can be judged that the solder joint is defective.
【００１２】上記図１の実施の形態では、口出しタップ
に孔５ａを２個設けているが、１個でも良く、また、３
個以上であっても良い。また、カーボン電極９にスリツ
トを設けているが、作業上、カーボン電極８と９が入れ
代わることがあるため、カーボン電極８にもスリット８
ａを設けてもよい。また、上記実施の形態は、口出しタ
ップはコイルの巻き始めと巻き終わりに設けているが、
中間タップとして設けることもできる。また、口出しタ
ップ５に孔５ａを設けているが、孔５ａを箔巻コイルに
設けてもよい。In the embodiment shown in FIG. 1, two taps 5a are provided in the tapping tap, but one tap may be provided.
The number may be more than one. In addition, although slits are provided in the carbon electrode 9, the carbon electrodes 8 and 9 may be interchanged in operation, so the slit 8 is also provided in the carbon electrode 8.
a may be provided. In the above embodiment, the tapping taps are provided at the beginning and end of winding of the coil.
It can be provided as an intermediate tap. Further, although the hole 5a is provided in the tap tap 5, the hole 5a may be provided in the foil-wound coil.
【００１３】[0013]
【発明の効果】本発明では、箔巻コイル及び口出しタッ
プの少なくともいずれか一方に設けられた孔と対向する
ように、カーボン電極にスリットが設けられているの
で、カーボン電極の加圧によって半田の溶融時のガスや
空気がスリットから電極の端部に排出されるので、ボイ
ドのない良好な半田付けを行うことができる。According to the present invention, the slit is formed in the carbon electrode so as to face the hole provided in at least one of the foil-wound coil and the tapping tap. Since gas and air at the time of melting are discharged from the slit to the end of the electrode, good soldering without voids can be performed.
【００１４】[0014]
【図１】本発明に係わる箔巻コイルの口出しタップの接
続方法の実施の形態を説明する分解図である。FIG. 1 is an exploded view illustrating an embodiment of a method for connecting a tapping tap of a foil-wound coil according to the present invention.
【図２】本発明に係わる箔巻コイルの口出しタップの接
続方法により形成された口出しタップを有する箔巻コイ
ルの断面図である。FIG. 2 is a cross-sectional view of a foil-wound coil having a tapping tap formed by a method of connecting a tapping tap of a foil-wound coil according to the present invention.
【図３】従来の箔巻コイルの口出しタップの接続方法に
より形成された口出しタップを有する箔巻コイルの斜視
図である。FIG. 3 is a perspective view of a foil-wound coil having a tapping tap formed by a conventional method of connecting a tapping tap of a foil-wound coil.
１ （幅が広い）箔材コイル ２ （ペレット状の）半田 ３ 半田層 ５ 口出しタップ ５ａ 孔 ８，９ 電極 ８ａ，９ａ スリット １１ 電源装置 ２１ 口出しタップ REFERENCE SIGNS LIST 1 (wide) foil material coil 2 (pellet-shaped) solder 3 solder layer 5 tapping tap 5a hole 8, 9 electrode 8a, 9a slit 11 power supply device 21 tapping tap
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭64−72512（ＪＰ，Ａ) 実公 昭61−1754（ＪＰ，Ｙ２) (58)調査した分野(Int.Cl.7，ＤＢ名) H01F 41/00 - 41/10 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-64-72512 (JP, A) JP-A-61-1754 (JP, Y2) (58) Fields investigated (Int. Cl. 7 , DB name) H01F 41/00-41/10
Claims (1)
載置し、さらに，上記半田と接触する部分に口出しタッ
プを載置して、その後上記半田を加熱溶融させ、上記箔
巻コイルと上記口出しタップとを接合させる箔巻コイル
の口出しタップの接続方法において、上記箔巻コイル及
び上記口出しタップの少なくともいずれか一方に上記半
田と接触する部分に孔が設けられ、端部まで伸びたスリ
ットを有するカーボン電極の上記スリットを上記孔と対
向させ、かつ、上記箔巻コイルと上記口出しタップの両
側とを上記カーボン電極により挟み、上記カーボン電極
を加圧するとともに、電源装置から上記カーボン電極に
通電して加熱させて、上記半田を溶融させ、箔巻コイル
と口出しタップとを接合させることを特徴とする箔巻コ
イルの口出しタップの接続方法。1. A pellet-shaped solder is placed on a part of a foil-wound coil, and a tapping tap is placed on a part in contact with the solder. Thereafter, the solder is heated and melted. In the method of connecting a tapping tap of a foil-wound coil that joins the tapping tap with the tapping tap, at least one of the foil-wound coil and the tapping tap is provided with a hole at a portion in contact with the solder, and extends to an end. The slit of the carbon electrode having a slit is opposed to the hole, and both sides of the foil-wound coil and the tapping tap are sandwiched by the carbon electrode, and the carbon electrode is pressurized. A tapping tap for a foil-wound coil, wherein the solder is melted by applying a current and heated to join the foil-wound coil and the tapping tap. Connection method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15320896A JP3221836B2 (en) | 1996-05-24 | 1996-05-24 | Connection method of tapping tap of foil-wound coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15320896A JP3221836B2 (en) | 1996-05-24 | 1996-05-24 | Connection method of tapping tap of foil-wound coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09320884A JPH09320884A (en) | 1997-12-12 |
| JP3221836B2 true JP3221836B2 (en) | 2001-10-22 |
Family
ID=15557416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15320896A Expired - Fee Related JP3221836B2 (en) | 1996-05-24 | 1996-05-24 | Connection method of tapping tap of foil-wound coil |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3221836B2 (en) |
-
1996
- 1996-05-24 JP JP15320896A patent/JP3221836B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH09320884A (en) | 1997-12-12 |
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