JPH079203Y2 - Magnetic head - Google Patents
Magnetic headInfo
- Publication number
- JPH079203Y2 JPH079203Y2 JP5631288U JP5631288U JPH079203Y2 JP H079203 Y2 JPH079203 Y2 JP H079203Y2 JP 5631288 U JP5631288 U JP 5631288U JP 5631288 U JP5631288 U JP 5631288U JP H079203 Y2 JPH079203 Y2 JP H079203Y2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic head
- core
- lead wire
- coil
- connection terminal
- 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 - Lifetime
Links
Landscapes
- Magnetic Heads (AREA)
Description
【考案の詳細な説明】 〔分野の概要〕 本考案は磁気テープレコーダ,磁気カードリーダなどに
使用する磁気ヘッドの構造に関するもので、特にリード
線の引き出し構造に関する。DETAILED DESCRIPTION OF THE INVENTION [Outline of Field] The present invention relates to a structure of a magnetic head used in a magnetic tape recorder, a magnetic card reader and the like, and more particularly to a lead wire drawing structure.
従来この種の磁気ヘットでは、磁気ヘッドコアに巻線し
たコイルのリード線は直接外部接続端子にからげ半田し
たり、リード線と外部接続端子の間を絶縁被覆リード線
を用い接続していた。ところが、コイル用線材には極細
線を使用しているために、コイルのリード線の取り扱い
には細心の注意を払わなければならず、磁気ヘッドの組
立途中において断線したり、線間或いはケースとの短絡
などの品質上の問題があった。従って、磁気ヘッドの組
立時には細心の注意を払わねばならず作業性が悪く、作
業工数が多大となると同時に品質が悪いなど多くの問題
点があった。Conventionally, in this type of magnetic head, the lead wire of the coil wound around the magnetic head core is directly soldered to the external connection terminal, or the lead wire and the external connection terminal are connected using an insulating coating lead wire. However, since extra fine wires are used for the coil wire, it is necessary to pay close attention to the handling of the lead wire of the coil. There was a quality problem such as a short circuit. Therefore, great care must be taken when assembling the magnetic head, resulting in poor workability, a large number of man-hours, and poor quality.
磁気ヘッド組立時のコイルのリード線の切断、或いは短
絡事故の発生することなく、組立易い構造の磁気ヘッド
とするもので、作業工数が少なく、かつ品質の良い磁気
ヘッドを提供することにある。An object of the present invention is to provide a magnetic head having a small number of work steps and high quality, which is a magnetic head having a structure that is easy to assemble without disconnection of a lead wire of a coil or a short circuit accident at the time of assembling the magnetic head.
本考案は磁気ヘッドコアに巻線したコイルのリード線と
外部接続端子との間に、一方のコイルのリード線と接続
するランドと、他方に外部接続端子に接続するU字形の
切り込みを持つランドとの間を印刷した導電体で接続し
た2枚のフレキシブルプリント基板を用い、リード線の
端末を磁気ヘッドの記録再生を行うコア突き合わせ面側
でプリント基板のランドに接続し、フレキシブルプリン
ト基板はコイルにより磁気ヘッドコアに固定し、フレキ
シブルプリント基板のU字形の切り込みを持つランドを
外部接続端子に接続するよう構成してある。According to the present invention, between the lead wire of the coil wound around the magnetic head core and the external connection terminal, a land connected to the lead wire of one coil and a land having a U-shaped notch connected to the external connection terminal are provided on the other. The two flexible printed circuit boards are connected with printed conductors between them, and the end of the lead wire is connected to the land of the printed circuit board at the core butting surface side for recording / reproducing of the magnetic head. The structure is fixed to the magnetic head core, and the land having the U-shaped notch of the flexible printed board is connected to the external connection terminal.
すなわち本考案はコイルを巻回した磁気ヘッドコアを嵌
着した1対のコアホルダの磁気ヘッドコア同士を突き合
わせ面に磁気ギャップ材を介挿して突き合わせ前記のコ
イルのリード線を外部接続端子に接続し形成するリング
型の磁気ヘッドにおいて、前記コイルのリード線と外部
接続端子間を、導電体線を印刷し一端にリード線に接続
するリード線接続用ランドと他端に外部接続端子に接続
する外部接続端子用ランドとを設けた2枚のフレキシブ
ルプリント基板を、磁気ヘッドコアの前記コア突き合わ
せ面の背面に重ね、リード線接続用ランドを磁気ヘッド
コアの背面のコア突き合わせ面のある側に向けて前記コ
イルをフレキシブルプリント基板と磁気ヘッドコアの外
周に巻回し、該巻回したコイルのリード線を磁気ヘッド
コアのコア突き合わせ面の背面に固定された前記フレキ
シブルプリント基板のリード線接続用ランドに接続しフ
レキシブルプリント基板の外部接続端子用ランドを外部
接続端子に接続し構成したことを特徴とする磁気ヘッド
である。That is, according to the present invention, the magnetic head cores of a pair of core holders fitted with the magnetic head cores around which the coils are wound are abutted against each other by inserting a magnetic gap material between the abutting surfaces, and the lead wire of the coil is connected to an external connection terminal to be formed. In a ring-type magnetic head, a lead wire connection land is formed between the lead wire of the coil and the external connection terminal by printing a conductor wire and connecting the lead wire to the lead wire at one end, and an external connection terminal connected to the external connection terminal at the other end. The flexible printed circuit board provided with a land for use is superposed on the back surface of the core abutting surface of the magnetic head core, and the coil is flexible with the lead wire connection land facing the back surface of the magnetic head core with the core abutting surface. The lead wire of the wound coil is wound around the printed circuit board and the outer circumference of the magnetic head core, and the core of the magnetic head core is butted. It was allowed to connect the external connection terminal land of the flexible printed circuit board connected to the fixed lead wire connection lands of the flexible printed circuit board on the back surface to the external connection terminal arrangement is a magnetic head according to claim.
本考案の一実施例について図面を参照して説明する。 An embodiment of the present invention will be described with reference to the drawings.
第1図は本考案による磁気ヘッドコアに巻線を施した状
態の突き合わせ面の反対側から見た外観斜視図、第2図
は本考案に使用するフレキシブルプリント基板の外観斜
視図、第3図は本考案による磁気ヘッドコアの完全組立
前の外観斜視図である。FIG. 1 is an external perspective view of the magnetic head core according to the present invention as viewed from the side opposite to the abutting surface of a wound magnetic head core, FIG. 2 is an external perspective view of a flexible printed circuit board used in the present invention, and FIG. FIG. 3 is a perspective view of a magnetic head core according to the present invention before complete assembly.
第1図において、磁気ヘッドコア1の突き合わせ面の背
面に第2図に示す2枚のフレキシブルプリント基板5を
導体線が上を向く向きに貼り、電気絶縁テープ4をフレ
キシブルプリント基板5の上に巻いた部分にコイル2を
巻回する。コイル2から引き出した2本のリード線3は
前記2枚のフレキシブルプリント基板5の片側のランド
にそれぞれ配線接続される。In FIG. 1, the two flexible printed circuit boards 5 shown in FIG. 2 are attached to the back surface of the abutting surface of the magnetic head core 1 so that the conductor lines face upward, and the electrical insulating tape 4 is wound on the flexible printed circuit board 5. The coil 2 is wound around the part where it was. The two lead wires 3 drawn from the coil 2 are connected to the lands on one side of the two flexible printed boards 5 respectively.
第2図に示す本考案のフレキシブルプリント基板5は、
電気絶縁性フィル上に片方に磁気ヘッドのコイルのリー
ド線接続用ランド6が、他方に外部接続端子に接続する
U字形に切り込みを設けた端子用ランド7があり、2つ
のランドは導電体で接続されている。従って第1図に示
す磁気ヘッドコイルのリード線引き出し構造とすること
により、外部接続端子に接続する側はフレキシブルであ
るので、取り扱いにより簡単に切断してしまうことはな
くなり、コイルのリード線の接続も磁気ヘッド突き合わ
せ面の背面で行うため、組立時の組立時の線の引き回し
も行い易く、磁気ヘッドコア組立時の作業性は向上され
る。最後に、コイル2が巻回されコイルのリード線3が
フレキシブルプリント基板5のコイルのリード線用ラン
ド6に配線接続された磁気ヘッドコア1をホルダに収納
し、フレキシブルプリント基板5の端子用ランド7は外
部接続端子9に接続され、コイル2と外部接続用端子9
の間は2枚のフレキシブルプリント基板5で接続され
る。The flexible printed circuit board 5 of the present invention shown in FIG.
A land 6 for connecting the lead wire of the coil of the magnetic head is provided on one side of the electrically insulating fill, and a terminal land 7 provided with a U-shaped notch for connecting to an external connection terminal is provided on the other side, and the two lands are conductors. It is connected. Therefore, by adopting the lead wire lead-out structure of the magnetic head coil shown in FIG. 1, since the side to be connected to the external connection terminal is flexible, it is not easily cut by handling, and the lead wire of the coil is connected. Since it is also performed on the back surface of the magnetic head abutting surface, it is easy to draw a wire around the magnetic head when assembling, and workability at the time of assembling the magnetic head core is improved. Finally, the magnetic head core 1 in which the coil 2 is wound and the coil lead wire 3 is wire-connected to the coil lead wire land 6 of the flexible printed circuit board 5 is housed in a holder, and the terminal land 7 of the flexible printed circuit board 5 is housed. Is connected to the external connection terminal 9, and the coil 2 and the external connection terminal 9 are connected.
Two flexible printed boards 5 are connected between the two.
このようにして組上げられた1対のコアホルダは、頭部
に磁気ギャップ材11を介挿し突き合わせ、樹脂により接
着した後、磁気ギャップ部を円弧状に研磨して磁気ヘッ
ドに仕上げる。その外観斜視図を第4図に示す。The pair of core holders assembled in this manner are inserted into the head with the magnetic gap material 11 abutting against each other and bonded with a resin, and then the magnetic gap portion is polished into an arc shape to complete the magnetic head. The external perspective view is shown in FIG.
以上説明したように、本考案による磁気ヘッドは、配線
が簡単で組立てやすく、信頼性の高い磁気ヘッドの供給
が可能になる。また、構造が単純なことから磁気ヘッド
回路幅の狭い(コア幅1ないし3mm程度)挟トラック幅
多トラック磁気ヘッドの構造も可能になるという効果が
ある。As described above, the magnetic head according to the present invention has a simple wiring, is easy to assemble, and can supply a highly reliable magnetic head. Further, since the structure is simple, there is an effect that the structure of a narrow track width multi-track magnetic head having a narrow magnetic head circuit width (core width of about 1 to 3 mm) is also possible.
第1図は、本考案による磁気ヘッドコアに巻線を施し、
磁気ヘッドコア突き合わせ面の反対側からみた外観斜視
図。 第2図は、本考案に使用するフレキシブルプリント基板
の斜視図。 第3図は、本考案による磁気ヘッドをホルダーに収め突
き合わせ、組立前の外観斜視図。 第4図は、磁気ヘッド完成品の外観斜視図。 1……磁気ヘッドコア。2……コイル。3……リード
線。 4……電気絶縁テープ。 5……フレキシブルプリント基板。 6……コイルリード線用ランド。7……端子用ランド。 8……ホルダ。9……外部接続端子。 11……磁気ギャップ材。12……突き合わせ面。FIG. 1 shows a magnetic head core according to the present invention with windings,
FIG. 3 is an external perspective view of the magnetic head core seen from the opposite side. FIG. 2 is a perspective view of a flexible printed circuit board used in the present invention. FIG. 3 is an external perspective view of the magnetic head according to the present invention housed in a holder, butted together and assembled. FIG. 4 is an external perspective view of a magnetic head completed product. 1 ... Magnetic head core. 2 ... coil. 3 ... Lead wire. 4 ... Electrical insulating tape. 5: Flexible printed circuit board. 6 ... Land for coil lead wire. 7: Land for terminals. 8: Holder. 9 ... External connection terminal. 11 …… Magnetic gap material. 12 …… But face.
Claims (1)
た1対のコアホルダの磁気ヘッドコア同士をコア突き合
わせ面に磁気ギャップ材を介挿して突き合わせ前記コイ
ルのリード線を外部接続端子に接続し形成するリング型
の磁気ヘッドにおいて、前記コイルのリード線と外部接
続端子間を、導電体線を印刷し一端にリード線に接続す
るリード線接続用ランドと他端に外部接続端子に接続す
る外部接続端子用ランドとを設けた2枚のフレキシブル
プリント基板を、磁気ヘッドコアの前記コア突き合わせ
面の背面に重ね、リード線接続用ランドを磁気ヘッドコ
アの背面のコア突き合わせ面のある側に向けて前記コイ
ルをフレキシブルプリント基板と磁気ヘッドコアの外周
に巻回し、該巻回したコイルのリード線を磁気ヘッドコ
アのコア突き合わせ面の背面に固定された前記フレキシ
ブルプリント基板のリード線接続用ランドに接続しフレ
キシブルプリント基板の外部接続端子用ランドを外部接
続端子に接続し構成したことを特徴とする磁気ヘッド。1. A magnetic head core of a pair of core holders fitted with a magnetic head core wound with a coil is abutted against each other by interposing a magnetic gap material between the core abutting surfaces, and the lead wire of the coil is connected to an external connection terminal. In a ring type magnetic head, between the coil lead wire and the external connection terminal, a conductor wire is printed on one end to connect the lead wire to the lead wire, and the other end is connected to the external connection terminal to the external connection terminal. Two flexible printed boards provided with terminal lands are stacked on the back surface of the core abutting surface of the magnetic head core, and the coil is oriented so that the lead wire connecting lands face the back surface of the magnetic head core with the core abutting surface. The flexible printed circuit board is wound around the outer circumference of the magnetic head core, and the lead wire of the wound coil is butted against the core of the magnetic head core. Magnetic head is characterized in that the external connection terminal land connection to a flexible printed circuit board in a fixed said flexible printed circuit board of the lead wire connection lands on the back surface and connected to the external connection terminal arrangement.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5631288U JPH079203Y2 (en) | 1988-04-25 | 1988-04-25 | Magnetic head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5631288U JPH079203Y2 (en) | 1988-04-25 | 1988-04-25 | Magnetic head |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01159205U JPH01159205U (en) | 1989-11-02 |
JPH079203Y2 true JPH079203Y2 (en) | 1995-03-06 |
Family
ID=31282191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5631288U Expired - Lifetime JPH079203Y2 (en) | 1988-04-25 | 1988-04-25 | Magnetic head |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH079203Y2 (en) |
-
1988
- 1988-04-25 JP JP5631288U patent/JPH079203Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH01159205U (en) | 1989-11-02 |
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