JPH01209787A - Connecting structure for flexible printed circuit substrate - Google Patents

Connecting structure for flexible printed circuit substrate

Info

Publication number
JPH01209787A
JPH01209787A JP3479688A JP3479688A JPH01209787A JP H01209787 A JPH01209787 A JP H01209787A JP 3479688 A JP3479688 A JP 3479688A JP 3479688 A JP3479688 A JP 3479688A JP H01209787 A JPH01209787 A JP H01209787A
Authority
JP
Japan
Prior art keywords
printed wiring
flexible printed
wiring board
printed circuit
connection
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.)
Granted
Application number
JP3479688A
Other languages
Japanese (ja)
Other versions
JP2509657B2 (en
Inventor
Toshihiko Komatsu
敏彦 小松
Fumio Makino
牧野　文雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP3479688A priority Critical patent/JP2509657B2/en
Publication of JPH01209787A publication Critical patent/JPH01209787A/en
Application granted granted Critical
Publication of JP2509657B2 publication Critical patent/JP2509657B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
    • H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
    • H05K3/325—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by abutting or pinching, i.e. without alloying process; mechanical auxiliary parts therefor
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/36—Assembling printed circuits with other printed circuits
    • H05K3/361—Assembling flexible printed circuits with other printed circuits

Abstract

PURPOSE:To simplify a connecting work by connecting printed circuit substrates by a two-legged staple stylus in a state that an annular elastic member having conductivity is interposed between connecting parts, and penetrating one leg through the member. CONSTITUTION:According to the connecting structure of flexible printed circuit substrates, the connecting part 13 of a flexible printed circuit substrate 1 is disposed oppositely to the connecting part 23 of a flexible printed circuit substrate 2, a spring washer 3 is interposed between both the parts 13 and 23. a staple is used as a striking tool, and a staple stylus 4 is so struck toward the lower face of the substrate 2 from above the substrate 1 as to penetrate the leg 4a of the stylus 4 through the washer 3, thereby connecting the substrates 1, 2.

Description

【発明の詳細な説明】 〈産業上の利用分野〉 この発明は、フレキシブルプリント配線板の接続構造に
関し、より詳しくは、柔軟な絶縁ベースフィルムの片面
または両面に、導体回路を作成しているフレキシブルプ
リント配線板どうし、又は、上記フレキシブルプリント
配線板と一般的な硬質プリント配線板とを、それぞれ電
気的に接続する構造に関する。[Detailed Description of the Invention] <Industrial Application Field> The present invention relates to a connection structure for a flexible printed wiring board, and more specifically, to a flexible printed wiring board in which a conductor circuit is formed on one or both sides of a flexible insulating base film. The present invention relates to a structure for electrically connecting printed wiring boards or the flexible printed wiring board and a general rigid printed wiring board.

〈従来の技術〉 フレキシブルプリント配線板は、通常の電線や硬質配線
基板に比べて、小型軽量化、配線レイアウトの単純化、
配線作業の簡素化、回路特性および信頼性の向上等が可
能であることから、電子卓上計算機、電話機、カメラの
内部配線、或いは自動車の配線パネル等に広（使用され
ている。<Conventional technology> Flexible printed wiring boards are smaller and lighter, have simpler wiring layouts, and
Because it can simplify wiring work and improve circuit characteristics and reliability, it is widely used for internal wiring of electronic desktop calculators, telephones, cameras, and automobile wiring panels.

上記フレキシブルプリント配線板を、他のフレキシブル
プリント配線板や一般的なプリント配線板に対して電気
的に接続する技術として、■　各プリント配線板の導体
回路にそれぞれ設けられた接続部に対して、結線用の電
線を半田付けする技術、 ■　フレキシブルプリント配線板の接続部を、他のフレ
キシブルプリント配線板やプリント配線板の接続部に貼
り付けて両者を電気的に接続する技術、 が知られている。As a technique for electrically connecting the above-mentioned flexible printed wiring board to other flexible printed wiring boards or general printed wiring boards, Techniques for soldering electrical wires for connection, and ■ techniques for attaching the connection part of a flexible printed wiring board to another flexible printed wiring board or the connection part of a printed wiring board to electrically connect the two are known. There is.

〈発明が解決しようとする課題〉 上記■の技術では、プリント配線板のそれぞれを接続す
るためには、結線用の電線を半田付けしなければならな
いため、両プリント配線板の接続に手間がかかり、工程
が複雑になって製造コストが上昇するという問題点があ
る。<Problems to be Solved by the Invention> In the technique (■) above, connecting wires must be soldered in order to connect each of the printed wiring boards, so it takes time and effort to connect both printed wiring boards. However, there is a problem that the process becomes complicated and the manufacturing cost increases.

また、上記■の技術では、両プリント配線板を貼り付け
て接続する為に、接着場所の洗浄、接着剤の塗布、接着
後の乾燥等の工程を経る必要があり、接着作業に手間が
かかるという問題点がある。In addition, with the technique (■) above, in order to attach and connect both printed wiring boards, it is necessary to go through processes such as cleaning the bonding area, applying adhesive, and drying after bonding, which makes the bonding work time-consuming. There is a problem.

そこで、本発明は、上記の問題点に鑑み、プリント配線
板どうしの接続を簡単に行うことができるフレキシブル
プリント配線板の接続構造を提供することを目的とする
。SUMMARY OF THE INVENTION In view of the above problems, it is an object of the present invention to provide a connection structure for flexible printed wiring boards that can easily connect printed wiring boards to each other.

く課題を解決するための手段〉 上記目的を達成するため、本発明のフレキシブルプリン
ト配線板の接続構造としては、少なくとも一枚のフレキ
シブルプリント配線板を含む複数のプリント配線板を、
それぞれの導体回路の所定部に設けられた接続部におい
て電気的に接続する構造であって、少なくとも各プリン
ト配線板の対応する接続部どうしを対向させ、かつ各接
続部間に導電性を有する環状弾性部材を介在させた状態
で、上記プリント配線板どうしを双脚状のステープル針
によって連結しているとともに、該ステープル針の少な
くとも一方の脚部を前記環状弾性部材の内方に貫通させ
ていることを特徴とする。Means for Solving the Problems> In order to achieve the above object, the flexible printed wiring board connection structure of the present invention includes a plurality of printed wiring boards including at least one flexible printed wiring board,
An annular structure having a structure in which electrical connection is made at a connection part provided at a predetermined part of each conductor circuit, at least corresponding connection parts of each printed wiring board are opposed to each other, and each connection part is conductive. The printed wiring boards are connected to each other by a double-legged staple needle with an elastic member interposed therebetween, and at least one leg of the staple needle penetrates inside the annular elastic member. It is characterized by

く作　用〉 上記の構成のフレキシブルプリント配線板の接続構造に
よれば、各プリント配線板の接続部間に導電性の環状弾
性部材を介在させているので、接続部どうしを電気的に
接続することができるとともに、双脚状のステープル針
によって各プリント配線板の連結状態を維持することが
できる。そして、上記ステープル針は、少なくともその
一方の脚部が前記環状弾性部材の内方に貫通されている
ので、各プリント配線板の接続部間に介在された環状弾
性部材が、当該接続部から外れて接続不良を生じること
を防止することができる。Function> According to the flexible printed wiring board connection structure having the above configuration, a conductive annular elastic member is interposed between the connection parts of each printed wiring board, so that the connection parts are electrically connected to each other. In addition, it is possible to maintain the connected state of each printed wiring board using the bipedal staple needle. Since at least one leg of the staple needle passes through the annular elastic member inwardly, the annular elastic member interposed between the connecting portions of each printed wiring board can be removed from the connecting portion. This can prevent connection failures from occurring.

〈実施例〉 以下実施例を示す添付図面によって詳細に説明する。<Example> Embodiments will be described in detail below with reference to the accompanying drawings showing embodiments.

第１図は本発明のフレキシブルプリント配線板の接続構
造の一実施例を示す側面図、第２図は上記接続構造の斜
視図、第３図は上記接続構造を説明するための分解斜視
図であり、ポリエステルフィルム、ポリイミドフィルム
等からなる絶縁ベースフィルム（１１）の表面に所定パ
ターンの導体回路（１２）が作成されたフレキシブルプ
リント配線板（１）と、同じく絶縁ベースフィルム（２
１）の表面に、所定パターンの導体回路（２２）が作成
されたフレキシブルプリント配線板（２）とが、所定間
隔離して対向配置されている。上記各フレキシブルプリ
ント配線板（１）　（２３は、少なくともそれぞれの導
体回路（１２）　（２２）側を対向させた状態で配置さ
れている。FIG. 1 is a side view showing an embodiment of the connection structure for a flexible printed wiring board of the present invention, FIG. 2 is a perspective view of the connection structure, and FIG. 3 is an exploded perspective view for explaining the connection structure. There is a flexible printed wiring board (1) on which a conductor circuit (12) of a predetermined pattern is formed on the surface of an insulating base film (11) made of polyester film, polyimide film, etc., and an insulating base film (2).
A flexible printed wiring board (2) on which a conductor circuit (22) of a predetermined pattern is formed is placed on the surface of the flexible printed wiring board (2) with a predetermined spacing therebetween. The flexible printed wiring boards (1) (23) are arranged with at least their respective conductor circuits (12) (22) facing each other.

また、上記対向した導体回路（１２）　（２２）の所定
部には、外部回路に対する接続部（１３）　（２３）が
設けられており、この接続部（１３）　（２３）間に環
状弾性部材として銅等の導電性材料からなるスプリング
ワッシャ（３）が介在されている。In addition, connecting portions (13) (23) to external circuits are provided at predetermined portions of the opposed conductor circuits (12) (22), and an annular elastic member is provided between the connecting portions (13) (23). A spring washer (3) made of a conductive material such as copper is interposed.

さらに、両フレキシブルプリント配線板（１）■は、上
方のフレキシブルプリント配線板（１）の上面側から下
方のフレキシブルプリント配線板（２）の下面側に貫通
させるとともに、双方の脚部（４ａ）を前記スプリング
ワッシャ（３）の内方に貫通させた双脚状のステープル
針（４）によって、接触部（１３）　（２３）間にスプ
リングワッシャ口）を挾んだ状態で連結されている。こ
のフレキシブルプリント配線板（１）　（２）の連結に
よって、前記スプリングワッシャ０）は弾性収縮した状
態で各接続部（１３）　（２４）に密着し、これらの接
続部（１３）　（２３）およびスプリングワッシャ（３
）を介して側導体回路（１２）　（２２）は互いに導通
している。Furthermore, both flexible printed wiring boards (1) ■ are passed through from the upper surface side of the upper flexible printed wiring board (1) to the lower surface side of the lower flexible printed wiring board (2), and both legs (4a) The contact portions (13) and (23) are connected to each other with the spring washer opening (spring washer opening) sandwiched between them by a bipedal staple needle (4) that penetrates inside the spring washer (3). By connecting the flexible printed wiring boards (1) and (2), the spring washer 0) comes into close contact with each of the connecting parts (13), (24) in an elastically contracted state, and these connecting parts (13), (23) and Spring washer (3
) The side conductor circuits (12) and (22) are electrically connected to each other through the conductor circuits (12) and (22).

前記ステープル針（４）は、両方の脚部（４ａ）をスプ
リングワッシャ（３）の内方に貫通した状態に打ち込ま
れており、該スプリングワッシャ（３）が接続部（１３
）　（２３）の間から外れないようにされている。なお
、このステープル針（４）の両脚部（４ａ）の間隔が、
スプリングワッシャ口）の内径より広い場合には、一方
の脚部（４ａ）をスプリングワッシャ（３）の内方に貫
通させた状態に打ち込む。The staple needle (4) is driven through both legs (4a) into the spring washer (3), and the spring washer (3) is inserted into the connecting part (13).
) (23). Note that the distance between both legs (4a) of this staple needle (4) is
If the inner diameter is wider than the inner diameter of the spring washer (3), one leg (4a) is driven into the spring washer (3) so that it passes through the inner diameter.

上記実施例のフレキシブルプリント配線板の接続構造に
よれば、フレキシブルプリント配線板■の接続部（２３
）に対向させてフレキシブルプリント配線板（１）の接
続部（１３）を配置するとともに、両接続部（１３）（
２３）間にスプリングワッシャ（３）を介在させ、しか
る後、打ち込み工具としてのステープルを使用し、ステ
ープル針（４）の脚部（４ａ）が前記スプリングワッシ
ャ（３）の内方を貫通するように、ステープル針（４）
をフレキシブルプリント配線板（１）の上面側からフレ
キシブルプリント配線板（２の下面側に向けて打ち込む
ことによって、各フレキシブルプリント配線板（１）■
の連結を行うことができる。According to the connection structure of the flexible printed wiring board of the above embodiment, the connection part (23
), and both the connecting portions (13) (
23) Interpose a spring washer (3) between them, and then use a staple as a driving tool so that the leg (4a) of the staple needle (4) passes through the inside of the spring washer (3). , staple (4)
By driving from the top side of the flexible printed wiring board (1) toward the bottom side of the flexible printed wiring board (2), each flexible printed wiring board (1)
can be concatenated.

この接続構造によれば、スプリングワッシャ（３）とス
テープル針（４）とによりフレキシブルプリント配線板
（１）　（２）を互いに連結させているので、両者の連
結を簡単に行うことができ、製造コストの低減に寄与す
る。さらに、フレキシブルプリント配線板（１）■相互
間に介在された導電性のスプリングワッシャ（３）の弾
発力によって、フレキシブルプリント配線板（１）■ど
うしを強固に連結することができるとともに、接続部（
１３）　（２１）間の接触抵抗も小さくすることができ
る。According to this connection structure, since the flexible printed wiring boards (1) and (2) are connected to each other by the spring washer (3) and the staple needle (4), the connection between the two can be easily performed, and manufacturing Contributes to cost reduction. Furthermore, the elastic force of the conductive spring washer (3) interposed between the flexible printed wiring boards (1) allows the flexible printed wiring boards (1) to be firmly connected to each other, and Department (
13) The contact resistance between (21) can also be reduced.

なお、この実施例では、環状弾性部材としてスプリング
ワッシャ（３）を用いた例を挙げたが、例えばコイルス
プリングや皿ばね等を用いることもできる。要するに、
環状弾性部材としては、ステープル針の脚部を貫通する
穴を有し、かつ挿通した脚部の長さ方向に弾性変形が可
能な部材であれば良い。In this embodiment, a spring washer (3) is used as the annular elastic member, but a coil spring, a disc spring, or the like may also be used. in short,
The annular elastic member may be any member that has a hole passing through the leg of the staple needle and is capable of elastic deformation in the length direction of the leg through which it is inserted.

この発明のフレキシブルプリント配線板の接続構造は、
フレキシブルプリント配線板と、一般の硬質プリント配
線板との接続構造としても適用することができる。また
、少なくとも１枚のフレキシブルプリント配線板を有す
る３枚以上のプリント配線板を同時に接続させる接続構
造としても適用することができる。さらに、フレキシブ
ルプリント配線板として、導体回路の所要部にオーバー
レイを施したものを使用してもよい。The connection structure of the flexible printed wiring board of this invention is as follows:
It can also be applied as a connection structure between a flexible printed wiring board and a general rigid printed wiring board. Moreover, it can be applied as a connection structure for simultaneously connecting three or more printed wiring boards each having at least one flexible printed wiring board. Further, as a flexible printed wiring board, a board in which a conductive circuit is overlaid on a required portion may be used.

〈発明の効果〉 以上のように、この発明のフレキシブルプリント配線板
の接続構造によれば、各プリント配線板の対応する接続
部どうしを対向させ、かつ各接続部間に導電性を有する
環状弾性部材を介在させた状態で、プリント配線板どう
しが双脚状のステープル針によって連結されているので
、各プリント配線板の連結を簡単に行うことができる。<Effects of the Invention> As described above, according to the flexible printed wiring board connection structure of the present invention, the corresponding connection parts of each printed wiring board are made to face each other, and the annular elastic material having conductivity is formed between each connection part. Since the printed wiring boards are connected to each other by the bipedal staple with the member interposed therebetween, the printed wiring boards can be easily connected.

したがって、上記した接続構造であれば、製造工程を単
純化することが可能となり、製造コストの低減化に寄与
する。また、プリント配線板の接続部間に、導電性の環
状弾性部材を介在させているので、ステープル針による
連結で前記環状弾性部材が弾性変形することとなり、こ
の弾発力によってプリント配線板どうしを強固に連結す
ることができるとともに、接続部間の接触抵抗を小さく
することができる。Therefore, the connection structure described above makes it possible to simplify the manufacturing process and contributes to reducing manufacturing costs. Furthermore, since a conductive annular elastic member is interposed between the connecting parts of the printed wiring boards, the annular elastic member is elastically deformed by the connection using the staple, and this elastic force causes the printed wiring boards to be connected to each other. A strong connection can be achieved, and contact resistance between the connecting parts can be reduced.

さらに、この接続構造では、ステープル針の少なくとも
一方の脚部を前記環状弾性部材の内方に貫通させている
ので、各プリント配線板の接続部間に介在された状態が
確実に維持され、前記接続部から該環状弾性部材が外れ
て接続不良を生じることを防止することができる等、種
々の優れた効果がある。Further, in this connection structure, at least one leg of the staple needle is passed through the annular elastic member, so that the state of being interposed between the connection parts of each printed wiring board is reliably maintained. There are various excellent effects such as being able to prevent the annular elastic member from coming off from the connection portion and causing a connection failure.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本発明のフレキシブルプリント配線板の接続構
造の一実施例を示す側面図、 第２図は上記接続構造の斜視図、 第３図は上記接続構造を説明するための分解斜視図であ
る。 （１）　（２）・・・フレキシブルプリント配線板、（
３）・・・スプリングワッシャ、 （４）・・・ステープル針、　（４ａ）・・・脚部、（
１２）　（２２）・・・導体回路、（１３）　（２３）
・・・接続部。FIG. 1 is a side view showing an embodiment of the connection structure for a flexible printed wiring board of the present invention, FIG. 2 is a perspective view of the connection structure, and FIG. 3 is an exploded perspective view for explaining the connection structure. be. (1) (2)...Flexible printed wiring board, (
3) Spring washer, (4) Staple, (4a) Leg, (
12) (22)...Conductor circuit, (13) (23)
...Connection part.

Claims (1)

【特許請求の範囲】[Claims] １．少なくとも一枚のフレキシブルプリン ト配線板を含む複数のプリント配線板を、 それぞれの導体回路の所定部に設けられ た接続部において電気的に接続する構造 であって、少なくとも各プリント配線板 の対応する接続部どうしを対向させ、か つ各接続部間に導電性を有する環状弾性 部材を介在させた状態で、上記プリント 配線板どうしを双脚状のステープル針に よって連結しているとともに、該ステー プル針の少なくとも一方の脚部を前記環 状弾性部材の内方に貫通させていること を特徴とするフレキシブルプリント配線 板の接続構造。1. at least one piece of flexible pudding multiple printed wiring boards, including provided at a predetermined part of each conductor circuit. A structure that connects electrically at the joint and at least each printed wiring board Place the corresponding connection parts of the Annular elastic with electrical conductivity between each connection Print the above with the parts interposed. Connect wiring boards to two-legged staples Therefore, in addition to being connected, the station At least one leg of the pull needle is inserted into the ring. Penetrating the inside of the shaped elastic member Flexible printed wiring featuring Board connection structure.
JP3479688A 1988-02-17 1988-02-17 Flexible printed wiring board connection structure Expired - Lifetime JP2509657B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3479688A JP2509657B2 (en) 1988-02-17 1988-02-17 Flexible printed wiring board connection structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3479688A JP2509657B2 (en) 1988-02-17 1988-02-17 Flexible printed wiring board connection structure

Publications (2)

Publication Number Publication Date
JPH01209787A true JPH01209787A (en) 1989-08-23
JP2509657B2 JP2509657B2 (en) 1996-06-26

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JP3479688A Expired - Lifetime JP2509657B2 (en) 1988-02-17 1988-02-17 Flexible printed wiring board connection structure

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016115826A (en) * 2014-12-16 2016-06-23 ＡｇＩＣ株式会社 Component mounting structure on sheet-like circuit board, circuit component unit and recombination circuit device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016115826A (en) * 2014-12-16 2016-06-23 ＡｇＩＣ株式会社 Component mounting structure on sheet-like circuit board, circuit component unit and recombination circuit device

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Publication number Publication date
JP2509657B2 (en) 1996-06-26

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