JPH03181217A - Ladder type filter terminal and its manufacture - Google Patents
Ladder type filter terminal and its manufactureInfo
- Publication number
- JPH03181217A JPH03181217A JP32014989A JP32014989A JPH03181217A JP H03181217 A JPH03181217 A JP H03181217A JP 32014989 A JP32014989 A JP 32014989A JP 32014989 A JP32014989 A JP 32014989A JP H03181217 A JPH03181217 A JP H03181217A
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- type filter
- terminals
- ladder type
- case
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 4
- 238000007747 plating Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims description 2
- 239000011347 resin Substances 0.000 abstract description 4
- 229920005989 resin Polymers 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、ケース内に少なくとも複数の部品素子と、そ
れを支持する突起部を有する複数の端子を収納している
ラダー型フィルタの端子およびその製造方法に関し、さ
らに詳しくは、二枚の部品素子の間に位置している端子
およびその製造方法に関する。Detailed Description of the Invention (Field of Industrial Application) The present invention relates to terminals of a ladder-type filter that houses at least a plurality of component elements in a case and a plurality of terminals having protrusions that support them. The present invention relates to a method of manufacturing the same, and more particularly to a terminal located between two component elements and a method of manufacturing the same.
（従来の技術）
従来の技術では、例えば、第６図に示すような３端子型
のラダー型フィルタ２６がある。(Prior Art) As a conventional technology, for example, there is a three-terminal ladder filter 26 as shown in FIG.
これは、二枚の部品素子２１．２２と五枚の端子１６〜
２０がケース２３内に収納されているものである。This consists of two component elements 21 and 22 and five terminals 16~
20 is housed in a case 23.
つまり、端子１６の突起部１６ａと端子１８の突起部１
８ａ、端子１７の突起部１７ａと端子１９の突起部１９
ａでそれぞれ部品素子２１．２２を支持し、さらに、そ
れらを端子２０で弾性的に保持した状態でケース２３に
収納される。そして、ケース２３の開口部にはベース２
４が配置され、さらにシール樹脂２５が充填されて封止
されている。That is, the protrusion 16a of the terminal 16 and the protrusion 1 of the terminal 18
8a, protrusion 17a of terminal 17 and protrusion 19 of terminal 19
The component elements 21 and 22 are supported by the terminals 21 and 22, respectively, and are stored in the case 23 in a state where they are elastically held by the terminals 20. The base 2 is placed in the opening of the case 23.
4 is arranged, and is further filled with sealing resin 25 and sealed.
（発明か解決しようとする問題点）
しかしなから、従来のラダー型フィルタ２６においては
、部品素子２１．２２の間に位置していて、かつ突起部
を有しない面で接している端子１６．１７が存在する。(Problems to be Solved by the Invention) However, in the conventional ladder filter 26, the terminals 16. There are 17.
そのため、振動や落下等の外部衝撃により、端子１６．
１７の突起部１６ａ、１７ａと、部品素子２１．２２と
の接触部分に必要以上の圧力が加わった場合には、第７
図に示すように、突起部１６ａ、１７ａが圧潰されてし
まう。Therefore, the terminal 16.
If more pressure than necessary is applied to the contact area between the projections 16a, 17a of No. 17 and the component elements 21.22,
As shown in the figure, the projections 16a and 17a are crushed.
その場合、部分素子２１．２２が割れてしまったり、ま
た、第８図に示すように端子１６．、１７か、それぞれ
部品素子２１．２２の方へ折曲して部品素子の端面に接
触したりする。In that case, the partial elements 21, 22 may break, or the terminals 16, 22 may break as shown in FIG. , 17, respectively, are bent toward the component elements 21 and 22 and come into contact with the end surfaces of the component elements.
つまり、部品素子２１．’２２の振動が折曲した端子１
６．１７によって阻害され、部品素子の特性に波形不良
などの問題が生じ、その結果として、フィルタとしての
機能が損われてしまうといった問題点があった。In other words, component element 21. '22 vibration bent terminal 1
6.17, problems such as waveform defects occur in the characteristics of component elements, and as a result, the function as a filter is impaired.
また、二枚の部品素子を支持するためには四枚の端子を
必要としているために、部品点数が多くなり、多素子を
要するラダー型フィルターにおいては、部品は大型化す
るばかりか、組み立て作業は煩雑で、組み立てコストが
高くつくといった問題点も合わせてあった。In addition, since four terminals are required to support two component elements, the number of components increases, and in ladder-type filters that require multiple elements, not only do the components become larger, but the assembly process becomes more difficult. It was complicated and had the problems of high assembly costs.
そこで、本発明はこうした問題点を解決するためになさ
れたものであり、耐衝性に優れ、さらに、部品の小型化
、薄型化を可能とするラダー型フィルタの端子およびそ
の製造方法を提供することを目的とする。SUMMARY OF THE INVENTION The present invention has been made to solve these problems, and provides a terminal for a ladder-type filter that has excellent impact resistance and also allows components to be made smaller and thinner, and a method for manufacturing the same. The purpose is to
（問題点を解決するための手段）
上記のような問題点を解決するために、本発明は、ケー
ス内に収納された複数の部品素子を、複数の端子に設け
られた突起部で支持しているラダー型フィルタの端子に
おいて、
二枚の部品素子の間に位置している端子は、枚の金属板
よりなり、その両側面には突起部を有していることを特
徴とするものである。(Means for Solving the Problems) In order to solve the above problems, the present invention supports a plurality of component elements housed in a case with protrusions provided on a plurality of terminals. In the terminal of the ladder-type filter, the terminal located between the two component elements is made of a metal plate, and has protrusions on both sides. be.
また、帯状の共通部材に端子板を有する端子を打ち抜き
形成する工程と、
前記端子板の略中火に孔部を設ける工程と、前記端子板
の孔部にリベットを挿入する工程と、前記リベットをプ
レス成形により突起部を形成する工程と、
前記端子を共通部材より切り離す工程と、前記端子にメ
ッキ処理を施す工程と、
からなることを特徴とするものである。Further, a step of punching and forming a terminal having a terminal plate on a band-shaped common member, a step of providing a hole in the substantially medium heat of the terminal plate, a step of inserting a rivet into the hole of the terminal plate, and a step of inserting a rivet into the hole of the terminal plate, The method is characterized by comprising the following steps: forming a protrusion by press molding; separating the terminal from a common member; and plating the terminal.
（作用）
一枚の端子の両側にリベット等のプレス成形による突起
部が形成されているため、耐衝性に優れている。(Function) Since protrusions such as rivets are formed by press molding on both sides of one terminal, it has excellent impact resistance.
また、部品点数が少なく、小型化、薄型化が可能となる
。In addition, the number of parts is small, making it possible to make the device smaller and thinner.
（実施例）
以下、本発明にかかる一実施例を添付図面の第１図ない
し第５図に基づいて説明する。(Embodiment) An embodiment of the present invention will be described below with reference to FIGS. 1 to 5 of the accompanying drawings.
俸１１デば一箪１関Ｚニ呆オ上ら１７ Ｑ岐竿刑のラダ
ー型フィルタ１０は、部品素子５．６と端子１〜４がケ
ース７の中に収納されている。In the ladder-type filter 10 of the Q-shaped filter, component elements 5.6 and terminals 1 to 4 are housed in a case 7.
つまり、端子２の突起部２ａと端子１の突起部ｌａ、端
子３の突起部３ａと端子１の突起部１ｂでそれぞれ部品
素子５，６を支持し、さらに端子４で弾性的に保持した
状態でケース７内に収納される。In other words, the component elements 5 and 6 are supported by the protrusion 2a of the terminal 2, the protrusion la of the terminal 1, the protrusion 3a of the terminal 3, and the protrusion 1b of the terminal 1, respectively, and are elastically held by the terminal 4. It is stored in case 7.
そして、前記ケース７の開口部にベース８を配置後、さ
らにシール樹脂９を充填して封止される。After placing the base 8 in the opening of the case 7, the case 7 is further filled with a sealing resin 9 and sealed.
次に、前記端子１の製造方法を添付図面の第２図ないし
第５図に基づいて説明する。Next, a method for manufacturing the terminal 1 will be explained based on FIGS. 2 to 5 of the accompanying drawings.
まず、第２図（ａ）または（ｂ）に示すように、リン青
銅を材料とする帯状の共通部材１１に、端子板１２を有
する端子を打ち抜き形成する。First, as shown in FIG. 2(a) or (b), a terminal having a terminal plate 12 is punched out from a band-shaped common member 11 made of phosphor bronze.
そして、前記端子板１２の略中火に孔部１３を設ける。Then, a hole 13 is provided in the terminal plate 12 at approximately medium heat.
次に、第３図に示すように、前記端子板１２の孔部１３
に同じ材質のリベット１４を挿入する。Next, as shown in FIG. 3, the hole 13 of the terminal plate 12 is
A rivet 14 made of the same material is inserted into.
そして、第４図に示すように前記リベット１４尤−ｆ「
、ゴｍｌπ２？ψしｈ六幻卸１− −１−Ｊ百／−上り
その後、共通部材１１より切り離し、さらに銀メッキ処
理を施すことで（図示せず）、第１図に示すような端子
板の両側面に突起部１ａ、ｌｂを有する端子１が完成す
る。Then, as shown in FIG. 4, the rivet 14-f'
, gomlπ2? After that, by separating from the common member 11 and further applying silver plating (not shown), both sides of the terminal board as shown in Fig. 1 are formed. A terminal 1 having protrusions 1a and lb is completed.
なお、端子やリベットの材質、メッキの材質や方法は本
実施例のものだけに限らず、用途にあわせて様々に選択
できる。Note that the materials of the terminals and rivets, and the materials and methods of plating are not limited to those of this embodiment, and can be selected from various other materials depending on the application.
本発明における端子であれば、振動や落下等の外部衝撃
によって、端子の突起部が圧潰したり、変形してしまう
ことが防止できる。With the terminal according to the present invention, it is possible to prevent the protrusion of the terminal from being crushed or deformed by external impact such as vibration or dropping.
そのため、部品素子が割れてしまったり、端子が部品素
子の端面に接触して、振動を阻害することでフィルタと
しての機能を損ってしまうということも防止できる。Therefore, it is possible to prevent the component element from being broken or the terminal from coming into contact with the end face of the component element, which may impede vibration and impair the function as a filter.
また、従来は、二枚の部品素子を支持するために四枚の
端子を必要としていたけれども、本発明によれば、三枚
の端子でよくなったため、小型化。Furthermore, although conventionally four terminals were required to support two component elements, the present invention now requires only three terminals, resulting in a smaller size.
薄型化が可能となるばかりか、組み立て作業も容易とな
り、組み立てコストが低減可能となる。Not only can it be made thinner, but assembly work is also easier and assembly costs can be reduced.
（発明の効果）
以上のように、本発明のラダー型フィルタの端子および
その製造方法によれば、ラダー型フィルタにおいて、二
枚の部品素子の間に位置している端子は、−枚の金属板
よりなり、端子板の両面にリベット等のプレス成形によ
って形成された突起部を有している。(Effects of the Invention) As described above, according to the terminal of the ladder type filter and the manufacturing method thereof of the present invention, in the ladder type filter, the terminal located between the two component elements is It is made of a plate, and has protrusions such as rivets formed by press molding on both sides of the terminal plate.
そのため、突起部の圧潰によって部品素子が割れたり、
端子か部品素子と接触して、振動を阻害し、部品素子の
特性不良が発生したりすることを防止できる。つまり、
振動や落下などの外部衝撃に対しての耐衝性を向上させ
ることが可能となった。Therefore, the component element may crack due to the crushing of the protrusion,
It is possible to prevent the terminal from coming into contact with the component element, inhibiting vibration, and causing characteristic defects in the component element. In other words,
It has become possible to improve the impact resistance against external shocks such as vibrations and drops.
また、二枚の部品素子の間に必要な素子が一枚だけでよ
くなったため、部品点数が削減され、部品の小型化、薄
型化が可能となるばかりか、組み立て作業も容易となり
、組み立てコストが軽減されることも可能となった。In addition, since only one element is required between two component elements, the number of parts is reduced, making it possible to make parts smaller and thinner, and the assembly process becomes easier, resulting in lower assembly costs. It has also become possible to reduce the
しかも、ラダー型フィルタにおいては、複数の部品素子
を必要とするため、部品素子が多くなればなる程、部品
点数が従来よりも少なくてすみ、上述の効果がより一層
明らかとなる。Moreover, since the ladder type filter requires a plurality of component elements, the more component elements there are, the fewer the number of components will be than in the past, and the above-mentioned effect will become even more apparent.
第１図は本発明における端子の一実施例を用いたラダー
型フィルタの横断面図、第２図ないし第５図は本発明に
おける製造方法の一実施例を示している。第２図（ａ）
、第２図（ｂ）は端子板に孔部を設けた状態を示す正面
図および側面図、第３図はリベットを挿入した状態を示
す一部拡大横断面図、第４図は突起部をブレス成形する
方法を示す一部拡大横断面図、第５図はブレス成形後の
突起部を示す一部拡大横断面図。第６図は従来のラダー
型フィルタを示す横断面図、第７図、第８図は従来例を
示す横断面図である。
工〜４・・・端子、ｌａ、ｌｂ・・・突起部。
５．６・・・部品素子、７・・・ケース、８・・・ベー
ス。
９・・シール樹脂、１０・・・ラダー型フィルタ。
１１・・・共通部材、１２・・・端子板、１３・・・孔
部。
１５・・・リベット。FIG. 1 is a cross-sectional view of a ladder type filter using an embodiment of the terminal according to the present invention, and FIGS. 2 to 5 show an embodiment of the manufacturing method according to the present invention. Figure 2(a)
, Fig. 2(b) is a front view and side view showing a state in which a hole is provided in the terminal board, Fig. 3 is a partially enlarged cross-sectional view showing a state in which a rivet is inserted, and Fig. 4 shows a protrusion. FIG. 5 is a partially enlarged cross-sectional view illustrating a method of forming a bracelet; FIG. 5 is a partially enlarged cross-sectional view showing a protrusion after forming a bracelet. FIG. 6 is a cross-sectional view showing a conventional ladder type filter, and FIGS. 7 and 8 are cross-sectional views showing conventional examples. Engineering~4...terminal, la, lb...protrusion. 5.6...Component element, 7...Case, 8...Base. 9... Seal resin, 10... Ladder type filter. DESCRIPTION OF SYMBOLS 11... Common member, 12... Terminal board, 13... Hole. 15...Rivet.
Claims (2)
端子に設けられた突起部で支持しているラダー型フィル
タの端子において、 二枚の部品素子の間に位置している端子は、一枚の金属
板よりなり、その両側面には突起部を有していることを
特徴とするラダー型フィルタの端子。(1) In the terminals of a ladder type filter in which multiple component elements housed in a case are supported by protrusions provided on the multiple terminals, the terminal located between two component elements is A terminal for a ladder type filter, characterized in that it is made of a single metal plate and has protrusions on both sides thereof.
形成する工程と、 前記端子板の略中央に孔部を設ける工程と、前記端子板
の孔部にリベットを挿入する工程と、前記リベットをプ
レス成形により、突起部を形成する工程と、 前記端子を共通部材より切り離す工程と、 前記端子にメッキ処理を施す工程と、 からなることを特徴とするラダー型フィルタの端子の製
造方法。(2) a step of punching and forming a terminal having a terminal plate on a strip-shaped common member; a step of providing a hole approximately in the center of the terminal plate; a step of inserting a rivet into the hole of the terminal plate; and a step of inserting a rivet into the hole of the terminal plate; A method for manufacturing a terminal for a ladder type filter, comprising the following steps: forming a protrusion by press molding; separating the terminal from a common member; and plating the terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32014989A JPH03181217A (en) | 1989-12-08 | 1989-12-08 | Ladder type filter terminal and its manufacture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32014989A JPH03181217A (en) | 1989-12-08 | 1989-12-08 | Ladder type filter terminal and its manufacture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03181217A true JPH03181217A (en) | 1991-08-07 |
Family
ID=18118256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32014989A Pending JPH03181217A (en) | 1989-12-08 | 1989-12-08 | Ladder type filter terminal and its manufacture |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03181217A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5392012A (en) * | 1991-09-18 | 1995-02-21 | Ngk Spark Plug Co., Ltd. | Piezoelectric filter in a casing sealed by an insulating filler and having cranked connecting legs |
-
1989
- 1989-12-08 JP JP32014989A patent/JPH03181217A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5392012A (en) * | 1991-09-18 | 1995-02-21 | Ngk Spark Plug Co., Ltd. | Piezoelectric filter in a casing sealed by an insulating filler and having cranked connecting legs |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4821411A (en) | Method of manufacturing electrical contact pins | |
| JPH03181217A (en) | Ladder type filter terminal and its manufacture | |
| JPH02715B2 (en) | ||
| JPH07506213A (en) | Thermal fuse and its activation method | |
| US4753000A (en) | Method of making snap action switches | |
| JPH0960617A (en) | Joining member and joining method for aluminum plate and sheet metal | |
| JPS601911A (en) | Production of crystal resonator | |
| JP2852478B2 (en) | Electronic component manufacturing method | |
| JP2000294957A (en) | Electronic component | |
| EP0155390A2 (en) | Method of making snap action switches | |
| KR200280271Y1 (en) | Plastic rivet for fastening a stack of printed circuit boards | |
| JP2957405B2 (en) | Electric component and its mounting method | |
| JP3298336B2 (en) | Metal case for electronic component and method of manufacturing electronic component using the same | |
| JPS58142554A (en) | Lead frame | |
| JP3056358B2 (en) | How to join metal contacts | |
| JPH0963894A (en) | Electric double layer capacitor | |
| WO2007029907A1 (en) | A condenser microphone and method of making the same | |
| JPS5917299A (en) | Method of producing chassis base | |
| JPH0215317Y2 (en) | ||
| JP2582757Y2 (en) | Terminal structure of electronic components | |
| JPS6118117A (en) | Method of forming chip network | |
| JPS609080A (en) | Method of producing diode-containing connector | |
| JPH06310362A (en) | Lead frame and manufacture thereof | |
| JPH0787160B2 (en) | Electronic parts | |
| JPS6288349A (en) | Resistance welding method for metal frame for semiconductor device |