JPS62210616A - Manufacture of solid electrolytic capacitor - Google Patents
Manufacture of solid electrolytic capacitorInfo
- Publication number
- JPS62210616A JPS62210616A JP5334586A JP5334586A JPS62210616A JP S62210616 A JPS62210616 A JP S62210616A JP 5334586 A JP5334586 A JP 5334586A JP 5334586 A JP5334586 A JP 5334586A JP S62210616 A JPS62210616 A JP S62210616A
- Authority
- JP
- Japan
- Prior art keywords
- fuse
- capacitor
- solid electrolytic
- cathode terminal
- capacitor element
- 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
- 239000003990 capacitor Substances 0.000 title claims description 32
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 239000007787 solid Substances 0.000 title claims description 10
- 239000011347 resin Substances 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 229910000679 solder Inorganic materials 0.000 description 3
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
Landscapes
- Thermistors And Varistors (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】
（産業上の利用分野）
本発明は固体？ｔ２解コンデンサの製造方法に関するも
のである。[Detailed description of the invention] (Industrial application field) Is the present invention a solid state? The present invention relates to a method of manufacturing a t2 resolution capacitor.
（従来の技術）
タンタル電解コンデンサ等の固体電解コンデンサは、従
来、種々の電気（開国に用いられているが、破壊される
と短絡電流が流れて別器が損閑する恐れがある。(Prior Art) Solid electrolytic capacitors such as tantalum electrolytic capacitors have been used in various electrical applications, but if they are destroyed, a short-circuit current may flow and other devices may be damaged.
そのために、第５図に示す通り、コンデンサ素子１１の
陰極面１２にヒユーズ１３を接続するとともにこのヒユ
ーズ１３の端に陰極端子１４を接続して外装置５を形成
する構成としたコンデンサも考えられている。For this purpose, a capacitor may be considered in which a fuse 13 is connected to the cathode surface 12 of the capacitor element 11 and a cathode terminal 14 is connected to the end of the fuse 13 to form the outer device 5, as shown in FIG. ing.
（発明が解決しようとする問題点）
しかし、このヒユーズ付きのコンデンサでは、モールド
外装する場合に注入される樹脂の圧力により容易にヒユ
ーズ１３が変形し、陰１１端子１４の位置がズレる欠点
があり、取り扱いも困難である欠点があった。(Problems to be Solved by the Invention) However, this capacitor with a fuse has the drawback that the fuse 13 is easily deformed by the pressure of the resin injected when it is packaged with a mold, and the position of the negative terminal 14 is displaced. However, it also had the disadvantage of being difficult to handle.
本発明は、以上の欠点を改良し、端子の位置決めを正確
に行なえ、製造の容易な固体電解コンデンサの製造方法
が得られる。The present invention improves the above-mentioned drawbacks, provides a method for manufacturing a solid electrolytic capacitor that allows accurate positioning of terminals, and is easy to manufacture.
（問題点を解決するための手段）
本発明は、上記の目的を達成するために、コンデンサ素
子に端子を接続し樹脂外装を形成した固体電解コンデン
サのＨＢ方法において、舌片を有する孔の設けられた陰
極端子をコンデンサ素子の陰摸に接続する工程ど、該工
程後に該コンデンサ素子の陰極と前記舌片との間にヒユ
ーズを接続する工程と、該工程後に前記舌片の途中まで
前記コンデンサ素子を被覆して樹脂外装を形成する工程
と、該工程後に前記陰極端子の前記舌片の両側を所定幅
でＶＪ断除去する工程とを行なうことを特徴とする固体
電解コンデンサの製造方法を提供するものである。(Means for Solving the Problems) In order to achieve the above object, the present invention provides an HB method for a solid electrolytic capacitor in which a terminal is connected to a capacitor element and a resin exterior is formed, in which a hole having a tongue piece is provided. After this process, a fuse is connected between the cathode of the capacitor element and the tongue piece, and after this process, the capacitor is connected halfway to the tongue piece. Provided is a method for manufacturing a solid electrolytic capacitor, comprising the steps of: coating an element to form a resin exterior; and, after the step, removing the VJ from both sides of the tongue of the cathode terminal by a predetermined width. It is something to do.
（作用）
本発明によれば、ヒユーズを直接コンデンサ素子に接続
することなく、樹脂外装を形成後に、陰極端子の一部を
切断して、ヒユーズのみによりコンデンサ素子と陰極端
子とを接続する構成としているために、陰極端子の位置
決めが正確に行なえ、製造が容易になる。(Function) According to the present invention, the structure is such that the cathode terminal is partially connected after forming the resin sheath without directly connecting the fuse to the capacitor element, and the capacitor element and the cathode terminal are connected only by the fuse. This makes it possible to accurately position the cathode terminal and facilitate manufacturing.
（実施例） 以下、本発明の実施例を図面に基づいて説明する。(Example) Embodiments of the present invention will be described below based on the drawings.
先ず、タンタル粉末からなりタンクル線が引き出された
焼結体に酸化皮膜、二酸化マンガン層、カーボン層、銀
層、半田層を順次形成し、コンデンサ素子を造る。First, a capacitor element is manufactured by sequentially forming an oxide film, a manganese dioxide layer, a carbon layer, a silver layer, and a solder layer on a sintered body made of tantalum powder and from which a tank wire has been drawn.
次に、第１図に示す通りコンデンサ素子１のタンクル線
に陽極端子２を接続するとともに半田層３に陰極端子４
を接続する。陰極端子４は、孔５を有し、その一部に舌
片６が設けられている。Next, as shown in FIG. 1, connect the anode terminal 2 to the tank wire of the capacitor element 1, and connect the cathode terminal 4 to the solder layer 3.
Connect. The cathode terminal 4 has a hole 5, and a tongue piece 6 is provided in a part of the hole 5.
陰極端子４をコンデンサ素子１に接続後、第２図に示す
通り、コンデンサ素子１の半田層３と舌片６との間にヒ
ユーズ７を接続する。After connecting the cathode terminal 4 to the capacitor element 1, a fuse 7 is connected between the solder layer 3 and the tongue piece 6 of the capacitor element 1, as shown in FIG.
ヒユーズ７を接続後、第３図に示す通り、コンデンサ素
子１とヒユーズ７とを被覆するように舌片６の途中まで
エポキシ等の樹脂をモールド成形し、樹脂外装置を設け
る。After connecting the fuse 7, as shown in FIG. 3, a resin such as epoxy is molded halfway up the tongue piece 6 so as to cover the capacitor element 1 and the fuse 7, and a resin outer device is provided.
さらに、第４図に示す通り、陰極端子３の舌片６の両側
を、樹脂外装置の表面の部分で所定幅で切断する。これ
により、コンデンサ素子１と陰極端子３とをヒユーズ７
のみによって接続する構成とする。Furthermore, as shown in FIG. 4, both sides of the tongue piece 6 of the cathode terminal 3 are cut to a predetermined width at the surface of the resin-covered device. This connects the capacitor element 1 and the cathode terminal 3 to the fuse 7.
The configuration is such that the connection is made only by
すなわち、本発明によれば、ヒユーズ７を樹脂外装置で
固定した後に、陰極端子４の一部を切断して、コンデン
サ素子１と陰極端子４とをヒユーズ７を介して接続して
いるために、樹脂外装置形成前あるいは形成中にヒユー
ズ７が変形して陰極端子４の位置がズしたりする不良を
防止でき、また、取り扱いも容易になる。That is, according to the present invention, after the fuse 7 is fixed with a resin outer device, a part of the cathode terminal 4 is cut, and the capacitor element 1 and the cathode terminal 4 are connected via the fuse 7. This makes it possible to prevent defects such as the cathode terminal 4 being displaced due to deformation of the fuse 7 before or during the formation of the resin-covered device, and also facilitates handling.
（発明の効果）
以上の通り、本発明によれば、ヒユーズの変形による陰
極端子の位置ズレを防止でき、製造の容易なかつ保安装
置付きとして信頼性の高い固体電解コンデンサが得られ
る。(Effects of the Invention) As described above, according to the present invention, it is possible to prevent displacement of the cathode terminal due to deformation of the fuse, and to obtain a solid electrolytic capacitor that is easy to manufacture and has a safety device and is highly reliable.
第１図〜第４図は本発明の実施例の製造工程を示し、第
１図はコンデンサ素子に陰極端子を接続した状態の平面
図、第２図はヒユーズを接続したした状態の平面断面図
を示し、第５図は従来の固体電解コンデンサの平面断面
図を示す。
１・・・コンデンサ素子、 ４・・・陰極端子、５・・
・孔、 ６・・・舌片、 ７・・・ヒユーズ、８・・・
樹脂外装。
特許出願人 日立コンデンサ株式会社
第１図
第２図
第３図
第４図Figures 1 to 4 show the manufacturing process of an embodiment of the present invention, Figure 1 is a plan view of a state in which a cathode terminal is connected to a capacitor element, and Figure 2 is a plan cross-sectional view of a state in which a fuse is connected. 5 shows a plan sectional view of a conventional solid electrolytic capacitor. 1... Capacitor element, 4... Cathode terminal, 5...
・Hole, 6... tongue piece, 7... fuse, 8...
Resin exterior. Patent applicant Hitachi Capacitor Co., Ltd. Figure 1 Figure 2 Figure 3 Figure 4
Claims (1)
た固体電解コンデンサの製造方法において、舌片を有す
る孔の設けられた陰極端子をコンデンサ素子の陰極に接
続する工程と、該工程後に該コンデンサ素子の陰極と前
記舌片との間にヒューズを接続する工程と、該工程後に
前記舌片の途中まで前記コンデンサ素子を被覆して樹脂
外装を形成する工程と、該工程後に前記陰極端子の前記
舌片の両側を所定幅で切断除去する工程とを行なうこと
を特徴とする固体電解コンデンサの製造方法。(1) In a method for manufacturing a solid electrolytic capacitor in which a terminal is connected to a capacitor element and a resin sheath is formed, a step of connecting a cathode terminal provided with a hole with a tongue piece to a cathode of the capacitor element, and after the step, the capacitor a step of connecting a fuse between the cathode of the element and the tongue piece, a step of covering the capacitor element halfway up the tongue piece to form a resin exterior after the step, and a step of connecting the fuse of the cathode terminal after the step 1. A method for manufacturing a solid electrolytic capacitor, comprising: cutting and removing both sides of a tongue piece to a predetermined width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5334586A JPS62210616A (en) | 1986-03-11 | 1986-03-11 | Manufacture of solid electrolytic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5334586A JPS62210616A (en) | 1986-03-11 | 1986-03-11 | Manufacture of solid electrolytic capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62210616A true JPS62210616A (en) | 1987-09-16 |
Family
ID=12940180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5334586A Pending JPS62210616A (en) | 1986-03-11 | 1986-03-11 | Manufacture of solid electrolytic capacitor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62210616A (en) |
-
1986
- 1986-03-11 JP JP5334586A patent/JPS62210616A/en active Pending
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