JPH08203577A - Connection method between flat cable and printed wiring board - Google Patents
Connection method between flat cable and printed wiring boardInfo
- Publication number
- JPH08203577A JPH08203577A JP7012917A JP1291795A JPH08203577A JP H08203577 A JPH08203577 A JP H08203577A JP 7012917 A JP7012917 A JP 7012917A JP 1291795 A JP1291795 A JP 1291795A JP H08203577 A JPH08203577 A JP H08203577A
- Authority
- JP
- Japan
- Prior art keywords
- conductor
- printed wiring
- wiring board
- flat cable
- fpc
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/62—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures connecting to rigid printed circuits or like structures
-
- 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 resistors
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3405—Edge mounted components, e.g. terminals
-
- 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 resistors
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3447—Lead-in-hole components
-
- 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
- H05K3/363—Assembling flexible printed circuits with other printed circuits by soldering
Landscapes
- Multi-Conductor Connections (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
(57)【要約】
【目的】 コネクターを介さずに、フラットケーブルと
プリント配線基板の回路とを直接接続する方法であっ
て、作業効率の向上を目的とする。
【構成】 フラットケーブルの端部で導体を露出し、各
導体をほぼ直角に曲げた状態にする。一方プリント配線
基板には、上記の導体が挿入出来る貫通孔をプリント配
線基板の回路に設け、この孔に上記の状態の導体を挿入
して、基板の裏面にはみ出している導体をフラットケー
ブル側へ折り曲げて接続することを特徴とする。
(57) [Abstract] [Purpose] A method of directly connecting a flat cable and a circuit of a printed wiring board without using a connector, and aims to improve work efficiency. [Structure] The conductor is exposed at the end of the flat cable, and each conductor is bent at a substantially right angle. On the other hand, on the printed wiring board, a through hole into which the above conductors can be inserted is provided in the circuit of the printed wiring board. It is characterized by bending and connecting.
Description
【０００１】[0001]
【産業上の利用分野】本発明はフラットケーブルとプリ
ント配線基板との接続方法に関するもので、特にフレキ
シブルフラットケーブルとフレキシブルプリント配線基
板をコネクターを介さずに接続する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 flat cable and a printed wiring board, and more particularly to a method for connecting a flexible flat cable and a flexible printed wiring board without using a connector.
【０００２】[0002]
【従来の技術】フレキシブルフラットケーブル（以下
『ＦＦＣ』とする）は、複数のテープ状導体を一定の間
隔をおいて並行に配置し、それらの両面にポリエステル
フイルム等のプラスチックフイルムをラミネートするこ
とによって構成される。2. Description of the Related Art A flexible flat cable (hereinafter referred to as "FFC") is formed by arranging a plurality of tape-shaped conductors in parallel at regular intervals and laminating a plastic film such as a polyester film on both surfaces thereof. Composed.
【０００３】そして端部に於いて少なくとも導体の片面
が露出された状態にして、この部分でコネクターを介す
るか又はフレキシブルプリント配線基板（以下『ＦＰ
Ｃ』とする）の回路に直接ハンダ付をする等によりＦＦ
ＣとＦＰＣとを接続している。At least one surface of the conductor is exposed at the end, and a flexible printed wiring board (hereinafter referred to as "FP"
FF by directly soldering the circuit of "C")
C and FPC are connected.
【０００４】[0004]
【発明が解決しようとする課題】ＦＦＣとＦＰＣとの接
続に於いて、コネクターを介する方法は、次の様な問題
点がある。In connecting the FFC and the FPC, the method using a connector has the following problems.
【０００５】電子機器応用製品は益々小型化、軽量化が
求められており、コネクターを介在させるスペースがと
れない場合がある。又、ＦＰＣにコネクターを半田付け
しなければならず、コネクター自身も高価であることか
らコストアップにつながる。さらに、ＦＦＣは補強板が
付いているものでなければ対応できない。Electronic equipment application products are required to be smaller and lighter, and there is a case where a space for interposing a connector cannot be secured. Further, the connector must be soldered to the FPC, and the connector itself is expensive, which leads to an increase in cost. Furthermore, the FFC cannot be supported unless it has a reinforcing plate.
【０００６】次に、ハンダ付する方法では、次の様な問
題点がある。Next, the soldering method has the following problems.
【０００７】すなわち、半田付は手ハンダであり効率が
悪いこと、さらに、ＦＰＣの回路に対する位置決め作業
が難しく厄介であり生産性が極めて低いことである。[0007] That is, soldering is a manual soldering process, which is inefficient, and the positioning work for the FPC circuit is difficult and troublesome, and the productivity is extremely low.
【０００８】[0008]
【課題を解決するための手段】本発明はコネクターを介
さずにＦＦＣとＦＰＣの回路とを直接接続する方法を提
供するものである。SUMMARY OF THE INVENTION The present invention provides a method for directly connecting an FFC and an FPC circuit without using a connector.
【０００９】すなわち、ＦＦＣの端部の導体を図１に示
した如く予め絶縁フイルムから露出させ、約直角に曲げ
て置く。一方、ＦＰＣの回路には図２に示すように予め
孔をあけて置く。このようにしたＦＦＣの導体をＦＰＣ
の回路の孔に挿入して、ＦＰＣの裏面よりはみだしてい
るＦＦＣの導体をＦＦＣ側に折り曲げ、プリント配線基
板へ圧着する。That is, the conductor at the end of the FFC is exposed from the insulating film in advance as shown in FIG. 1 and bent at about a right angle. On the other hand, holes are preliminarily placed in the FPC circuit as shown in FIG. The conductor of the FFC thus constructed is connected to the FPC.
Inserted in the hole of the circuit, the FFC conductor protruding from the back surface of the FPC is bent to the FFC side and pressure-bonded to the printed wiring board.
【００１０】次いで、フラットケーブルの導体折り曲げ
接続部の両面から補強板又は粘着テープで押さえて導体
を固定する。Next, the conductor is fixed by pressing the conductor bending connection portion of the flat cable from both sides with a reinforcing plate or adhesive tape.
【００１１】本発明の他の手段は、上述のＦＦＣの導体
をＦＰＣの回路の孔に挿入して、ＦＰＣの裏面よりはみ
出している導体をＦＦＣ側に折り曲げた状態で、ＦＦＣ
の導体とＦＰＣの回路をハンダ付して固定する。Another means of the present invention is to insert the above-mentioned FFC conductor into a hole of a circuit of an FPC and bend the conductor protruding from the back surface of the FPC toward the FFC side.
Solder and fix the conductor and the FPC circuit.
【００１２】かくしてＦＦＣとＦＰＣとを直接接続する
ことが出来る。Thus, the FFC and FPC can be directly connected.
【００１３】[0013]
【作用】本発明の接続方法は上述したように、ＦＰＣの
回路に孔をあけＦＦＣの導体を挿入して折り曲げて固定
するものであるから、コネクターを必要とせずコネクタ
ー代は勿論、コネクターの取付作業及びＦＦＣの補強板
が不要となりコストダウンできる。また、半田付けする
場合でも位置決めが確実となり半田付の作業性が向上す
る。As described above, according to the connection method of the present invention, a hole is formed in the circuit of the FPC and the conductor of the FFC is inserted and bent to be fixed. Costs can be reduced because work and FFC reinforcing plates are unnecessary. Further, even when soldering, the positioning becomes reliable, and the workability of soldering is improved.
【００１４】[0014]
【実施例】図１（ａ）に示したようにＦＦＣ１の端部を
両面の絶縁フイルム３をはぎ取って導体２を約１ｍｍの
長さ露出させる。次いで、図１（ｂ）のように露出した
導体２をほぼ直角に折り曲げる。EXAMPLE As shown in FIG. 1 (a), the end portions of the FFC 1 are stripped off the insulating films 3 on both sides to expose the conductor 2 for a length of about 1 mm. Next, the exposed conductor 2 is bent at a substantially right angle as shown in FIG.
【００１５】一方、図２に示したようにＦＰＣ５の接続
する個所の回路６に基板８を貫通する孔７をあける。On the other hand, as shown in FIG. 2, a hole 7 penetrating the substrate 8 is formed in the circuit 6 where the FPC 5 is connected.
【００１６】続いて、ＦＰＣ５の孔７に、図１（ｂ）に
示した状態のＦＦＣ１の導体を挿入する。図３（ａ）は
挿入した後の状態を示す側面図である。しかる後、図３
（ｂ）に示すようにＦＰＣ５の裏面よりはみ出している
ＦＦＣ１の導体２をＦＦＣ１側に折り曲げた後、ＦＦＣ
１の導体２をＦＰＣ５に強く押さえつけて圧着する。図
３（ｂ）の状態でＦＦＣ１の導体２とＦＰＣ５の回路６
と仮接続される。Subsequently, the conductor of the FFC 1 in the state shown in FIG. 1B is inserted into the hole 7 of the FPC 5. FIG. 3A is a side view showing a state after the insertion. Then, Figure 3
As shown in (b), after bending the conductor 2 of the FFC 1 protruding from the back surface of the FPC 5 to the FFC 1 side,
The conductor 2 of 1 is strongly pressed against the FPC 5 and pressure-bonded. In the state of FIG. 3B, the conductor 2 of the FFC 1 and the circuit 6 of the FPC 5
Is temporarily connected with.
【００１７】次に、上記のＦＦＣ導体２折り曲げ接続部
分を図４に示すように、プラスチック板を折り曲げてな
る補強板１０で固定する。補強板１０が開かないように
ストッパー１２を設けておく。補強板１０の少なくとも
ＦＰＣ５の回路面側の裏面に絶縁性のクッション材１１
を設けておくことが好ましい。Next, as shown in FIG. 4, the FFC conductor 2 bent connection portion is fixed by a reinforcing plate 10 formed by bending a plastic plate. A stopper 12 is provided to prevent the reinforcing plate 10 from opening. An insulating cushion material 11 is provided on at least the back surface of the reinforcing plate 10 on the circuit surface side of the FPC 5.
Is preferably provided.
【００１８】図４（ａ）は補強板１０で固定した状態の
斜視図であり、図４（ｂ）は断面図である。FIG. 4 (a) is a perspective view showing a state of being fixed by the reinforcing plate 10, and FIG. 4 (b) is a sectional view.
【００１９】図５は請求項２の一実施例であって、ＦＦ
Ｃ１の導体２をＦＰＣ５の回路６の貫通孔７に挿入して
折り曲げ、ＦＦＣ１の導体２をＦＰＣ５に強く押さえつ
けて圧着した状態で、その接続部の上に粘着テープ２０
を何重か巻いて固定したものである。図５（ａ）は粘着
テープを巻いた状態の斜視図であり、図５（ｂ）はその
断面図である。FIG. 5 shows an embodiment of claim 2, which is an FF.
The conductor 2 of C1 is inserted into the through hole 7 of the circuit 6 of the FPC 5 and bent, and the conductor 2 of FFC1 is strongly pressed against the FPC 5 and pressure-bonded, and the adhesive tape 20 is provided on the connecting portion.
It is the one that is wound several times and fixed. FIG. 5A is a perspective view of the adhesive tape wound, and FIG. 5B is a sectional view thereof.
【００２０】図６は請求項３の実施例であって、図６の
（ａ）（ｂ）（ｃ）に接続の順序を示した。すなわち、
ＦＦＣ１の導体２をＦＰＣ５の回路６の貫通孔７に挿入
して折り曲げるまでは前記の接続方法と同じであるが、
図６（ｂ）の状態で、ＦＦＣ１の導体２とＦＰＣ５の回
路６と接触しているところにハンダ３０を施して固定す
る。その接続部に粘着テープを巻いて補強する。FIG. 6 shows an embodiment of claim 3 and shows the order of connection in (a), (b) and (c) of FIG. That is,
The same method as described above is applied until the conductor 2 of the FFC 1 is inserted into the through hole 7 of the circuit 6 of the FPC 5 and bent.
In the state of FIG. 6B, solder 30 is applied and fixed to the place where the conductor 2 of the FFC 1 and the circuit 6 of the FPC 5 are in contact with each other. Reinforce the connection with adhesive tape.
【００２１】これまで、ＦＰＣについて説明してきた
が、本発明の接続方法は、リジッドプリント配線基板Ｒ
ＰＣにも適用できることは勿論である。Up to now, the FPC has been described, but the connection method of the present invention is not limited to the rigid printed wiring board R.
Of course, it can be applied to a PC.
【００２２】[0022]
【発明の効果】本発明によれば、フラットケーブルとプ
リント配線基板との接続において、コネクターを介する
ことなく接続できるので、コネクター代は勿論、コネク
ターの取付作業及びフラットケーブル補強板が不要とな
りコストダウンできる。また、半田付けする場合でも位
置決めが確実となり半田付作業性が向上する。According to the present invention, since the flat cable and the printed wiring board can be connected without using a connector, the connector cost and the flat cable reinforcing plate are unnecessary, and the cost is reduced. it can. Further, even when soldering, the positioning becomes reliable and the soldering workability is improved.
【００２３】しかも、接続部を両面から補強板ではさみ
込むため、フラットケーブルの導体とプリント配線回路
との密着性が一段と向上する。Moreover, since the connecting portion is sandwiched by the reinforcing plates from both sides, the adhesion between the conductor of the flat cable and the printed wiring circuit is further improved.
【図１】（ａ）ＦＦＣ端部の導体を露出した状態を示
す。（ｂ）露出した導体をほぼ直角に曲げた状態を示
す。FIG. 1A shows a state in which a conductor at an end of an FFC is exposed. (B) The exposed conductor is bent at a substantially right angle.
【図２】ＦＰＣの回路に貫通孔を設けた状態を示す。FIG. 2 shows a state in which a through hole is provided in an FPC circuit.
【図３】（ａ）ＦＦＣの導体をＦＰＣの貫通孔に挿入し
た状態を示す。（ｂ）ＦＰＣの貫通孔に挿入されたＦＰ
Ｃ裏面よりはみ出しているＦＦＣの導体を折り曲げた状
態を示す。FIG. 3A shows a state in which an FFC conductor is inserted into a through hole of an FPC. (B) FP inserted in through hole of FPC
The state in which the FFC conductor protruding from the back surface of C is bent is shown.
【図４】（ａ）接続部を補強板で固定した状態を示す。
（ｂ）補強板で固定したところの断面図である。FIG. 4A shows a state in which the connecting portion is fixed by a reinforcing plate.
(B) It is sectional drawing where it fixed with the reinforcing plate.
【図５】（ａ）接続部に粘着テープを巻いた状態を示
す。（ｂ）粘着テープを巻いたところの断面図である。FIG. 5 (a) shows a state in which an adhesive tape is wrapped around a connection part. (B) It is sectional drawing of the adhesive tape wound.
【図６】（ａ）ＦＦＣの導体をＦＰＣの貫通孔に挿入し
た状態を示す。（ｂ）挿入した導体を折り曲げた状態を
示す。（ｃ）挿入した導体を折り曲げた後、導体とプリ
ント回路とをハンダ付けした状態を示す。FIG. 6A shows a state in which an FFC conductor is inserted into a through hole of an FPC. (B) shows a state in which the inserted conductor is bent. (C) Shows a state in which the conductor and the printed circuit are soldered after the inserted conductor is bent.
１ ＦＦＣ ２ 導体 ３ 絶縁フイルム ５ ＦＰＣ ６ プリント回路 ７ 貫通孔 ８ 基板 １０ 補強板 １１ クッション材 ２０ 粘着テープ ３０ ハンダ 1 FFC 2 conductor 3 insulating film 5 FPC 6 printed circuit 7 through hole 8 substrate 10 reinforcing plate 11 cushion material 20 adhesive tape 30 solder
Claims (3)
を電気的に接続する方法に於いて、フラットケーブルの
端部で導体を露出し、前記露出した導体をほぼ直角に曲
げた状態にし、当該導体が挿入出来る孔をプリント配線
基板の回路部分に設けておいて、該孔に前記フラットケ
ーブルの導体を挿入して、前記プリント配線基板の裏面
にはみ出している前記導体を前記フラットケーブル側へ
折り曲げた後、前記プリント配線基板へ圧着してなるこ
とを特徴とするフラットケーブルとプリント配線基板と
の接続方法。1. A method for electrically connecting a flat cable and a printed wiring board, wherein a conductor is exposed at an end of the flat cable, and the exposed conductor is bent at a substantially right angle, and the conductor is After the hole that can be inserted is provided in the circuit portion of the printed wiring board, the conductor of the flat cable is inserted into the hole, and the conductor protruding from the back surface of the printed wiring board is bent to the flat cable side. A method for connecting a flat cable and a printed wiring board, characterized by being crimped to the printed wiring board.
導体折り曲げ接続部を覆う補強材を設けたことを特徴と
するフラットケーブルとプリント配線基板との接続方
法。2. The method for connecting a flat cable and a printed wiring board according to claim 1, further comprising a reinforcing material for covering the conductor bent connection portion of the flat cable.
導体とプリント配線基板の回路との接触部にハンダを施
したことを特徴とするフラットケーブルとプリント配線
基板との接続方法。3. The method for connecting a flat cable and a printed wiring board according to claim 1, wherein solder is applied to a contact portion between the conductor of the flat cable and the circuit of the printed wiring board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7012917A JPH08203577A (en) | 1995-01-30 | 1995-01-30 | Connection method between flat cable and printed wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7012917A JPH08203577A (en) | 1995-01-30 | 1995-01-30 | Connection method between flat cable and printed wiring board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH08203577A true JPH08203577A (en) | 1996-08-09 |
Family
ID=11818705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7012917A Pending JPH08203577A (en) | 1995-01-30 | 1995-01-30 | Connection method between flat cable and printed wiring board |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08203577A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101784175B (en) | 2009-01-18 | 2012-04-18 | 富士康(昆山)电脑接插件有限公司 | Cable connector assembly and wire leveling method thereof |
| US8282412B1 (en) | 2011-04-28 | 2012-10-09 | Hitachi Cable, Ltd. | Flat cable and connection structure between flat cable and printed wiring board |
| US8308503B2 (en) | 2011-01-13 | 2012-11-13 | Hitachi Cable, Ltd. | Flat cable and connection structure between flat cable and printed wiring board |
| EP2254196A4 (en) * | 2008-03-11 | 2013-03-06 | Fujitsu Optical Components Ltd | CONNECTING DEVICE AND OPTICAL DEVICE |
| TWI393315B (en) * | 2008-11-17 | 2013-04-11 | Hon Hai Prec Ind Co Ltd | Cable connector assembly and wire leveling method thereof |
| US10608359B2 (en) | 2016-12-16 | 2020-03-31 | Samsung Electronics Co., Ltd. | Connection structure between flat cable and electronic circuit board |
| CN113207242A (en) * | 2020-02-03 | 2021-08-03 | 广东奥迪威传感科技股份有限公司 | Sensor and FPC welding mechanism |
-
1995
- 1995-01-30 JP JP7012917A patent/JPH08203577A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2254196A4 (en) * | 2008-03-11 | 2013-03-06 | Fujitsu Optical Components Ltd | CONNECTING DEVICE AND OPTICAL DEVICE |
| US8655119B2 (en) | 2008-03-11 | 2014-02-18 | Fujitsu Optical Components Limited | Connection device and optical device |
| TWI393315B (en) * | 2008-11-17 | 2013-04-11 | Hon Hai Prec Ind Co Ltd | Cable connector assembly and wire leveling method thereof |
| CN101784175B (en) | 2009-01-18 | 2012-04-18 | 富士康(昆山)电脑接插件有限公司 | Cable connector assembly and wire leveling method thereof |
| US8308503B2 (en) | 2011-01-13 | 2012-11-13 | Hitachi Cable, Ltd. | Flat cable and connection structure between flat cable and printed wiring board |
| US8282412B1 (en) | 2011-04-28 | 2012-10-09 | Hitachi Cable, Ltd. | Flat cable and connection structure between flat cable and printed wiring board |
| US10608359B2 (en) | 2016-12-16 | 2020-03-31 | Samsung Electronics Co., Ltd. | Connection structure between flat cable and electronic circuit board |
| CN113207242A (en) * | 2020-02-03 | 2021-08-03 | 广东奥迪威传感科技股份有限公司 | Sensor and FPC welding mechanism |
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