JPH0536048A - Gimbal wiring body for magnetic head and production thereof - Google Patents
Gimbal wiring body for magnetic head and production thereofInfo
- Publication number
- JPH0536048A JPH0536048A JP21166891A JP21166891A JPH0536048A JP H0536048 A JPH0536048 A JP H0536048A JP 21166891 A JP21166891 A JP 21166891A JP 21166891 A JP21166891 A JP 21166891A JP H0536048 A JPH0536048 A JP H0536048A
- Authority
- JP
- Japan
- Prior art keywords
- gimbal
- magnetic head
- wiring pattern
- circuit wiring
- base material
- 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
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、磁気ディスク装置等に
用いられる磁気ヘッド・ジンバル組立体に関し、更に具
体的に云えば、本発明は制振作用と回路配線パタ−ンと
を有する磁気ヘッド用ジンバル配線体及びその製造法に
関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a magnetic head / gimbal assembly used in a magnetic disk device or the like, and more specifically, the present invention is a magnetic head having a vibration damping function and a circuit wiring pattern. Gimbal wiring body and manufacturing method thereof.
【０００２】[0002]
【従来技術とその問題点】この種の磁気ディスク装置
は、情報を磁気的に記録する為の少なくとも一枚の回転
式ディスクと、このディスク上の各トラックに対するデ
−タの読み取り又は書き込みを行う為の磁気ヘッド素子
と、このヘッドに接続されて該ヘッドを所望のトラック
位置に移動させると共にこのヘッドをそのトラック上方
に維持する為のヘッド位置決めアクチュエ−タとを具備
する。2. Description of the Related Art This type of magnetic disk drive reads at least one rotary disk for magnetically recording information, and reads or writes data for each track on the disk. And a head positioning actuator connected to the head for moving the head to a desired track position and maintaining the head above the track.
【０００３】従来の磁気ヘッド・ジンバル組立体の一例
としては特開昭６３−１１３９１７号公報等に開示され
ている。この技術に於いて、コア、コイル及びスライダ
−等からなる磁気ヘッド素子は、エポキシ樹脂等によっ
てフレキシャに取付けられており、このフレキシャはロ
−ドビ−ムにマウント板を溶接してなるジンバルに対し
てレ−ザ溶接等の手段で設けられている。そして、磁気
ヘッド素子上に形成した電極にはウレタン被覆等を施し
た金メッキ銅線などが半田等で接続されて信号の外部回
路への引出し配線部を構成している。更にこの配線部材
は、所定の回数タ−ンさせられて可撓性絶縁樹脂チュ−
ブに納められ、ジンバルの一部をかしめる等の手段でこ
のジンバル上に取付けられている。An example of a conventional magnetic head / gimbal assembly is disclosed in Japanese Patent Laid-Open No. 63-113917. In this technique, a magnetic head element composed of a core, a coil, a slider, etc. is attached to a flexure by epoxy resin or the like, and this flexure is attached to a gimbal formed by welding a mount plate to a load beam. It is provided by means such as laser welding. The electrodes formed on the magnetic head element are connected to a gold-plated copper wire coated with urethane or the like with solder or the like to form a lead wiring portion for outputting a signal to an external circuit. Further, the wiring member is turned a predetermined number of times to be flexible insulating resin tug.
The gimbal is mounted on the gimbal by means such as caulking a part of the gimbal.
【０００４】このような磁気ヘッド・ジンバル組立体に
於いては、磁気ヘッド素子上の電極と引出し配線との接
続が作業性の制約から極めて非能率的であって高い歩留
りを得ることは困難である。In such a magnetic head / gimbal assembly, the connection between the electrodes on the magnetic head element and the lead wiring is extremely inefficient due to workability restrictions, and it is difficult to obtain a high yield. is there.
【０００５】このような問題に対して、特開昭５３−７
４４１４号公報に開示された技術では、引出し配線とジ
ンバル機構を兼ねた可撓性回路基板を磁気ヘッド素子の
支持機構として用いることが提案されている。しかし、
この技術ではジンバル機構に本来的に求められる事項で
ある磁気ヘッドの正確な位置決め、適正な荷重の付与や
適正な浮上姿勢の確保という点では問題が多く、近年の
高密度化した磁気ディスク装置に於いては採用すること
が困難である。With respect to such a problem, Japanese Patent Laid-Open No. 53-7
In the technology disclosed in Japanese Patent No. 4414, it is proposed to use a flexible circuit board that also serves as a lead wire and a gimbal mechanism as a support mechanism for a magnetic head element. But,
With this technology, there are many problems in terms of accurate positioning of the magnetic head, which is essentially required for the gimbal mechanism, application of an appropriate load, and securing of an appropriate flying posture. It is difficult to adopt it.
【０００６】そこで、一般に上記従来法の引出し配線に
関する問題に対しては、可撓性回路基板を用いて一括的
に配線し、ジンバルに粘着材等で貼着する手法を考える
ことができる。しかし、シ−ク動作の高速化等に伴い、
サ−ボ系の機械要素としての機能を考えた場合、構成部
材としてはより軽量化が求められるのに対して、各別に
形成した可撓性回路基板とジンバルとを貼り合わせる場
合には作業性の観点から軽量化を犠牲にしなければなら
ないという問題がある。Therefore, in general, with respect to the above-mentioned problems associated with the lead-out wiring, it is possible to consider a method of collectively wiring using a flexible circuit board and adhering it to a gimbal with an adhesive or the like. However, as the seek operation speed increases,
When considering the function as a servo system mechanical element, it is required to reduce the weight as a constituent member. On the other hand, when a separately formed flexible circuit board and a gimbal are attached, workability is improved. From the viewpoint of, there is a problem that the weight reduction must be sacrificed.
【０００７】また、近年の磁気ヘッド浮上量の極小化に
伴い、磁気ヘッド・ジンバル組立体には制振作用を有す
ることが求められるようになってきた。Further, with the minimization of the flying height of the magnetic head in recent years, it has been required for the magnetic head / gimbal assembly to have a vibration damping action.
【０００８】[0008]
【発明の目的及び構成】本発明は、磁気ヘッド・ジンバ
ル組立体を製作する際、ジンバルに本来的に求められる
事項である磁気ヘッドの正確な位置決め、適正な荷重の
付与及び適正な浮上姿勢の確保等の機能を損なうことな
く、作業性の向上、軽量化及び制振作用の付与を果たす
為の改良された磁気ヘッド用ジンバル配線体及びその為
の製造法を提供するものである。It is an object of the present invention to accurately position a magnetic head, to apply an appropriate load, and to give an appropriate flying posture, which are essentially required for a gimbal when manufacturing a magnetic head / gimbal assembly. (EN) An improved gimbal wiring body for a magnetic head and a manufacturing method therefor for improving workability, reducing the weight, and imparting a vibration damping action without impairing functions such as securing.
【０００９】その為に本発明によれば、コア、コイル及
びスライダ−等からなる磁気ヘッド素子と、フレキシャ
と、ジンバルとからなる磁気ヘッド・ジンバル組立体に
於いて、上記ジンバルは記録媒体と相対する面の背面に
絶縁性皮膜を介して回路配線パタ−ンを備えるように構
成され、また、磁気ヘッド素子に対する接続端子構造を
フィンガ−リ−ド状に構成し、このフィンガ−リ−ド状
接続端子を上記磁気ヘッド上の所定の電極に接続する構
造の磁気ヘッド用ジンバル配線体を構成してある。ここ
で、上記絶縁性皮膜は、上記ジンバルに制振作用を与え
るように所要の形状に被着形成した可撓性絶縁樹脂で構
成することができる。Therefore, according to the present invention, in a magnetic head / gimbal assembly including a magnetic head element including a core, a coil and a slider, a flexure and a gimbal, the gimbal is opposed to a recording medium. The circuit wiring pattern is provided on the back surface of the surface of the magnetic head element through an insulating film, and the connection terminal structure for the magnetic head element is formed in a finger lead shape. A gimbal wiring body for a magnetic head having a structure in which a connection terminal is connected to a predetermined electrode on the magnetic head is configured. Here, the insulating film may be made of a flexible insulating resin adhered to a desired shape so as to give a vibration damping effect to the gimbal.
【００１０】このような磁気ヘッド用ジンバル配線体を
製作する為には、先ず可撓性絶縁べ−ス材の一方の面に
導電層を有すると共にその他方の面にばね性金属層を有
する積層板を用意し、この積層板の上記導電層に対して
フォトエッチング処理を施して所要の回路配線パタ−ン
を形成した後、該回路配線パタ−ン面には表面保護層を
形成し、次いで上記ばね性金属層にフォトエッチング処
理を施して所要形状のジンバルを形成し、更に上記回路
配線パタ−ンを形成した側からエキシマレ−ザ−を照射
して外形分離用溝の形成処理と不要な可撓性絶縁べ−ス
材部分及び表面保護層部分の除去処理とを加えた後、上
記ジンバルには所要形状の曲げ加工を施す各工程が採用
される。In order to manufacture such a gimbal wiring body for a magnetic head, first, a laminate having a conductive layer on one surface of a flexible insulating base material and a spring-like metal layer on the other surface. A plate is prepared, a photo-etching process is performed on the conductive layer of the laminated plate to form a desired circuit wiring pattern, and then a surface protective layer is formed on the surface of the circuit wiring pattern. A photo-etching process is applied to the spring metal layer to form a gimbal of a desired shape, and an excimer laser is irradiated from the side on which the circuit wiring pattern is formed to form a groove for contour separation and unnecessary treatment. After the flexible insulating base material portion and the surface protective layer portion are removed, the gimbal is subjected to a bending process of a desired shape.
【００１１】ここで、回路配線パタ−ンに対する表面保
護層の形成工程をワニス状ポリイミド樹脂等の絶縁樹脂
の塗布処理で行う場合には、この表面保護層の形成工程
を所要形状のジンバル形成工程後に行うようにすること
も可能である。When the step of forming the surface protective layer on the circuit wiring pattern is performed by applying an insulating resin such as a varnish-like polyimide resin, the step of forming the surface protective layer is a gimbal forming step of a required shape. It is also possible to do it later.
【００１２】[0012]
【実施例】図１は本発明の一実施例に従った磁気ヘッド
用ジンバル配線体の概念的な斜視構成図を示し、また、
図２の（１）及び（２）は図１のＡ−Ａ線及びＢ−Ｂ線
に沿った概念的な要部断面構成図であって、同図に於い
て、１はジンバルを示し、このジンバル１の所定の表面
にはジンバル外部にその一部が所定の形状で伸長するポ
リイミド等の可撓性絶縁べ−ス材２が被着形成されてい
る。可撓性絶縁べ−ス材２の表面上の所定の位置には所
望の回路配線パタ−ン３を形成してあり、この回路配線
パタ−ン３の表面には接着剤４を用いてポリイミドフィ
ルム等の保護フィルム５を貼着して表面保護層６を構成
してある。FIG. 1 is a conceptual perspective view of a gimbal wiring body for a magnetic head according to an embodiment of the present invention.
(1) and (2) of FIG. 2 are conceptual cross-sectional configuration diagrams of main parts along the line AA and the line BB of FIG. 1, in which 1 indicates a gimbal, A flexible insulating base material 2 made of polyimide or the like, a part of which extends in a predetermined shape, is adhered to the outside of the gimbal 1 on a predetermined surface of the gimbal 1. A desired circuit wiring pattern 3 is formed at a predetermined position on the surface of the flexible insulating base material 2, and an adhesive 4 is used on the surface of the circuit wiring pattern 3 to form a polyimide. A surface protective layer 6 is formed by sticking a protective film 5 such as a film.
【００１３】表面保護層６は上記の如きフィルム部材に
限らず、ワニス状ポリイミド樹脂や絶縁カバ−コ−トイ
ンク等を印刷塗布して形成することも可能である。そし
て、磁気ヘッドに対する接続端子部としては、可撓性絶
縁べ−ス材２又は表面保護層６の端部所定箇所を除去し
てフィンガ−リ−ド状端子７を形成してある。The surface protection layer 6 is not limited to the film member as described above, but may be formed by printing and coating a varnish-like polyimide resin or an insulating cover coat ink. As a connection terminal portion for the magnetic head, a finger lead-shaped terminal 7 is formed by removing a predetermined portion of the end portion of the flexible insulating base material 2 or the surface protection layer 6.
【００１４】図３の（１）から（６）は図１のＣ−Ｃ線
に沿ってみた上記磁気ヘッド用ジンバル配線体の製造工
程図であり、同図（１）に於いて、可撓性絶縁べ−ス材
２の一方面には銅箔等の導電層を備えると共にその他方
面にはジンバル１を形成する為のステンレス等のばね性
金属層を備えた接着剤を有するか或いは無接着剤型の積
層板材料を先ず用意する。そして、導電層側にはフォト
エッチング処理を施して所要の回路配線パタ−ン３を形
成する。FIGS. 3A to 3C are manufacturing process diagrams of the gimbal wiring body for the magnetic head taken along the line CC of FIG. 1, and in FIG. With a conductive layer such as copper foil on one surface of the electrically insulating insulating base material 2 and an adhesive with a spring metal layer such as stainless steel for forming the gimbal 1 on the other surface, or without adhesive First, a formulation type laminated plate material is prepared. Then, a photo-etching process is performed on the conductive layer side to form a required circuit wiring pattern 3.
【００１５】そこで、同図（２）のように回路配線パタ
−ン３の表面側には接着剤４を用いてポリイミドフィル
ム等の保護フィルム５を貼着して表面保護層６を形成す
る。次いで、同図（３）の如く、ばね性金属層側に常法
のフォトエッチング処理を施して所要形状のジンバル１
を形成する。Therefore, as shown in FIG. 2B, a protective film 5 such as a polyimide film is attached to the surface side of the circuit wiring pattern 3 with an adhesive 4 to form a surface protective layer 6. Then, as shown in FIG. 3C, the spring metal layer side is subjected to a conventional photo-etching process to form a gimbal 1 having a desired shape.
To form.
【００１６】次に、同図（４）のとおり、所定の透孔溝
８を備えたエキシマレ−ザ−遮光用メタルマスク９を表
面保護層６の上面に配置し、この状態でメタルマスク９
の上方からエキシマレ−ザ−光Ａ１を照射してジンバル
１の上に位置する不要な可撓性絶縁べ−ス材２の部分及
び表面保護層６の部分をアブレ−ション除去することに
より製品の外形を形成する。Next, as shown in FIG. 4 (4), an excimer laser light-shielding metal mask 9 having a predetermined through-hole groove 8 is arranged on the upper surface of the surface protective layer 6, and in this state the metal mask 9 is formed.
Of the product by irradiating the excimer laser light A1 from above to remove unnecessary portions of the flexible insulating base material 2 and the surface protective layer 6 located on the gimbal 1 by ablation. Form the outline.
【００１７】そして、同図（５）の如く、ジンバル１の
下部に他のメタルマスク１０を配置した状態でエキシマ
レ−ザ−光しながら既述した接続端子部としてのフィン
ガ−リ−ド状端子７を形成する。次いで、同図（６）の
如くジンバル１に対して所定の曲げ成形加工を施すこと
によって、軽量化した磁気ヘッド用ジンバル配線体を製
作することができる。Then, as shown in FIG. 5 (5), the finger-lead-like terminal as the connecting terminal portion as already described while excimer laser light is provided with another metal mask 10 arranged under the gimbal 1. Form 7. Then, as shown in FIG. 6 (6), the gimbal 1 is subjected to a predetermined bending process to manufacture a lightweight gimbal wiring body for a magnetic head.
【００１８】図４の（１）から（５）は、表面保護層を
ワニス状ポリイミド樹脂等の絶縁性樹脂の塗布法により
形成する工程を備える場合の磁気ヘッド用ジンバル配線
体の製造工程図である。この製造法の場合には、図３の
（１）と同様な積層板材料を用意し、図４の（１）の如
く、先ずフォトエッチング手段で導電層側に対しては所
要の回路配線パタ−ン２を形成すると共に、ばね性金属
層側には所要の形状のジンバル１を適宜形成する。FIGS. 4 (1) to 4 (5) are manufacturing process diagrams of a gimbal wiring body for a magnetic head in the case of including a step of forming a surface protective layer by an insulating resin coating method such as a varnish polyimide resin. is there. In the case of this manufacturing method, a laminated plate material similar to that of (1) of FIG. 3 is prepared, and as shown in (1) of FIG. And the gimbal 1 having a required shape is appropriately formed on the side of the spring metal layer.
【００１９】そこで、同図（２）のように回路配線パタ
−ン３の表面側にはワニス状ポリイミド樹脂等の絶縁樹
脂を塗布して表面保護層６を形成する。以後、図３の
（４）から（６）と同様に、製品外形形成の為のアブレ
−ション工程、フィンガ−リ−ド状端子７の形成工程並
びにジンバル１の曲げ成形加工工程を図４の（３）から
（５）の如く順次行って磁気ヘッド用ジンバル配線体を
製作できる。Therefore, as shown in FIG. 2B, an insulating resin such as a varnish-like polyimide resin is applied to the surface side of the circuit wiring pattern 3 to form the surface protective layer 6. Thereafter, as in (4) to (6) of FIG. 3, the ablation process for forming the outer shape of the product, the forming process of the finger lead terminals 7 and the bending forming process of the gimbal 1 are performed as shown in FIG. A gimbal wiring body for a magnetic head can be manufactured by sequentially performing steps (3) to (5).
【００２０】図５は上記の如く製作した磁気ヘッド用ジ
ンバル配線体を用いた磁気ヘッドアセンブリィの一例を
示す。この図に於いて、磁気ヘッド素子３１はエポキシ
樹脂等によりフレキシャ３２に取付けられており、ま
た、フレキシャ３２はレ−ザ−溶接等の手段でジンバル
１の先端部に装着される一方、ジンバル１の後端部には
マウント板３４が溶接されている。そして、ジンバル１
の先端部から突出しているフィンガ−リ−ド状端子７は
磁気ヘッド素子３１の電極３６に接続される。FIG. 5 shows an example of a magnetic head assembly using the gimbal wiring body for a magnetic head manufactured as described above. In this figure, the magnetic head element 31 is attached to a flexure 32 by epoxy resin or the like, and the flexure 32 is attached to the tip of the gimbal 1 by means of laser welding or the like. A mount plate 34 is welded to the rear end portion. And gimbal 1
The finger-lead-shaped terminal 7 protruding from the tip of the magnetic head element is connected to the electrode 36 of the magnetic head element 31.
【００２１】図６は本発明の他の実施例に従って構成さ
れた制振作用を具備する構造の磁気ヘッド用ジンバル配
線体の概念的な斜視構成図を示し、図７はそのＤ−Ｄ線
断面構成図である。図に於いて、可撓性絶縁べ−ス材２
の一部は制振効果を発揮するようにこの配線体の両側に
張出してジンバル１と密着している。FIG. 6 is a conceptual perspective view of a gimbal wiring body for a magnetic head having a vibration damping structure constructed according to another embodiment of the present invention, and FIG. 7 is a sectional view taken along line DD of FIG. It is a block diagram. In the figure, flexible insulating base material 2
A part of the wire sticks out on both sides of the wiring body so as to exert a vibration damping effect and is in close contact with the gimbal 1.
【００２２】上記の如き制振機能を備えた磁気ヘッド用
ジンバル配線体を製造する手法は、図３及び図４に関し
て説明した製造法と基本的に同様であるが、可撓性絶縁
べ−ス材２の一部を制振作用に寄与するようにジンバル
１上に残す為には、エキシマレ−ザ−による製品外形処
理の為のアブレ−ション形成の際に適当なメタルマスク
を用いて可撓性絶縁べ−ス材２の一部を舌片状に張出さ
せるのがよい。The method of manufacturing the gimbal wiring body for the magnetic head having the vibration damping function as described above is basically the same as the manufacturing method described with reference to FIGS. 3 and 4, but a flexible insulating base is used. In order to leave a part of the material 2 on the gimbal 1 so as to contribute to the vibration damping action, a flexible metal mask is used during the formation of the ablation for the outer shape processing of the product by the excimer laser. It is preferable that a part of the conductive insulating base material 2 is projected like a tongue piece.
【００２３】なお、可撓性絶縁べ−ス材２の一部で制振
作用を果たすように構成する手法の他、表面保護層６の
一部を上記と同様に張出させてこれをジンバル１に密着
させるような制振構造も採用できる。In addition to the method of constructing a part of the flexible insulating base material 2 so as to perform a vibration damping function, a part of the surface protection layer 6 is bulged out in the same manner as above, and this is gimbaled. It is also possible to adopt a vibration control structure in which it is closely attached to 1.
【００２４】[0024]
【発明の効果】本発明による磁気ヘッド用ジンバル配線
体及びその製造法によれば、ジンバルとそれに必要な配
線体とを一体的に形成できるので、ジンバルに本来的に
求められる磁気ヘッドの正確な位置決め、適正な荷重の
付与及び適正な浮上姿勢の確保等の機能を損なうことな
く、作業性の向上及び軽量化を実現できる。According to the gimbal wiring body for a magnetic head and the method of manufacturing the same according to the present invention, the gimbal and the wiring body required for the gimbal can be integrally formed, so that the magnetic head which is originally required for the gimbal can be accurately manufactured. The workability can be improved and the weight can be reduced without impairing functions such as positioning, application of an appropriate load, and ensuring of an appropriate flying posture.
【００２５】また、制振機能を備えた磁気ヘッド用ジン
バル配線体をも同様に構成できるので、磁気ヘッド浮上
量の極小化にも好適に対応することが可能である。Further, since the gimbal wiring body for a magnetic head having a vibration damping function can be constructed in the same manner, it is possible to suitably cope with the minimization of the flying height of the magnetic head.
【００２６】従って本発明を採用する場合には、高品質
且つ高性能な磁気ヘッド・ジンバル組立体を安定に構成
できる。Therefore, when the present invention is adopted, a high quality and high performance magnetic head / gimbal assembly can be stably constructed.
【図１】 本発明の一実施例に従った磁気ヘッド用ジン
バル配線体の概念的な斜視構成図。FIG. 1 is a conceptual perspective configuration diagram of a gimbal wiring body for a magnetic head according to an embodiment of the present invention.
【図２】 （１）及び（２）は図１のＡ−Ａ線及びＢ−
Ｂ線に沿った概念的な要部断面構成図。2 (1) and (2) are lines A-A and B- of FIG.
FIG. 3 is a conceptual cross-sectional configuration diagram of a main part along line B.
【図３】 （１）から（６）は本発明の一実施例による
磁気ヘッド用ジンバル配線体の製造工程図。3 (1) to (6) are manufacturing process diagrams of a gimbal wiring body for a magnetic head according to an embodiment of the present invention.
【図４】 （１）から（５）は本発明の他の実施例によ
る磁気ヘッド用ジンバル配線体の製造工程図。4A to 4C are manufacturing process diagrams of a gimbal wiring body for a magnetic head according to another embodiment of the present invention.
【図５】 本発明の磁気ヘッド用ジンバル配線体を用い
た磁気ヘッドアセンブリィの概念的な斜視構成図。FIG. 5 is a conceptual perspective configuration diagram of a magnetic head assembly using the gimbal wiring body for a magnetic head of the present invention.
【図６】 本発明の他の手法により制振作用を備えるよ
うに構成された磁気ヘッド用ジンバル配線体の概念的な
斜視構成図。FIG. 6 is a conceptual perspective configuration diagram of a gimbal wiring body for a magnetic head, which is configured to have a vibration damping effect by another method of the present invention.
【図７】 図６のＤ−Ｄ線に沿った概念的な断面構成
図。7 is a conceptual cross-sectional configuration diagram taken along the line DD of FIG.
１ ジンバル ２ 可撓性絶縁べ−ス材 ３ 回路配線パタ−ン ４ 接着剤 ５ 保護フィルム ６ 表面保護層 ７ フィンガ−リ−ド状端子 ８ 透孔溝 ９ メタルマスク １０ メタルマスク ３１ 磁気ヘッド素子 ３２ フレキシャ ３４ マウント板 ３６ 電極 1 gimbal 2 Flexible insulating base material 3 circuit wiring pattern 4 adhesive 5 protective film 6 Surface protection layer 7 Finger lead terminal 8 through-hole groove 9 metal mask 10 metal mask 31 Magnetic head element 32 flexure 34 Mount plate 36 electrodes
Claims (4)
磁気ヘッド素子と、フレキシャと、ジンバルとからなる
磁気ヘッド・ジンバル組立体に於いて、上記ジンバルは
記録媒体と相対する面の背面に絶縁性皮膜を介して回路
配線パタ−ンを備えるように構成したことを特徴とする
磁気ヘッド用ジンバル配線体。1. A magnetic head / gimbal assembly comprising a magnetic head element including a core, a coil, a slider, etc., a flexure, and a gimbal, wherein the gimbal has an insulating property on the back surface of the surface facing the recording medium. A gimbal wiring body for a magnetic head, characterized in that a circuit wiring pattern is provided through a film.
用を与える為に必要な形状を有する可撓性絶縁樹脂で構
成された請求項１に記載の磁気ヘッド用ジンバル配線
体。2. The gimbal wiring body for a magnetic head according to claim 1, wherein the insulating film is made of a flexible insulating resin having a shape necessary for giving a vibration damping effect to the gimbal.
有すると共にその他方面にばね性金属層を有する積層板
を用意し、この積層板の上記導電層に対してフォトエッ
チング処理を施して所要の回路配線パタ−ンを形成した
後、この回路配線パタ−ン面に表面保護層を形成し、次
いで上記ばね性金属層にフォトエッチング処理を施して
所要形状のジンバルを形成し、更には上記回路配線パタ
−ンを形成した側からエキシマレ−ザ−を照射して外形
分離用溝の形成処理と不要な可撓性絶縁べ−ス材部分及
び表面保護層部分の除去処理とを加えた後、上記ジンバ
ルに所要形状の曲げ加工を施すことを特徴とする磁気ヘ
ッド用ジンバル配線体の製造法。3. A laminate having a conductive layer on one surface of a flexible insulating base material and a spring metal layer on the other surface is prepared, and the conductive layer of the laminate is photoetched. After forming the required circuit wiring pattern, a surface protective layer is formed on the surface of the circuit wiring pattern, and then the spring metal layer is subjected to photo-etching to form a gimbal of a required shape. Further, an excimer laser is irradiated from the side where the circuit wiring pattern is formed to form a groove for contour separation and a treatment for removing unnecessary flexible insulating base material portion and surface protective layer portion. A method of manufacturing a gimbal wiring body for a magnetic head, characterized in that the gimbal is bent into a desired shape after being added.
有すると共にその他方面にばね性金属層を有する積層板
を用意し、この積層板の上記導電層に対してフォトエッ
チング処理を施して所要の回路配線パタ−ンを形成する
と共に、上記ばね性金属層にフォトエッチング処理を施
して所要形状のジンバルを形成し、次いで上記回路配線
パタ−ン面に絶縁性樹脂を塗布して表面保護層を形成
し、更に上記回路配線パタ−ンを形成した側からエキシ
マレ−ザ−を照射して外形分離用溝の形成処理と不要な
可撓性絶縁べ−ス材部分及び表面保護層部分の除去処理
とを加えた後、上記ジンバルに所要形状の曲げ加工を施
すことを特徴とする磁気ヘッド用ジンバル配線体の製造
法。4. A laminate having a conductive layer on one surface of the flexible insulating base material and a spring metal layer on the other surface is prepared, and the conductive layer of the laminate is photoetched. To form the required circuit wiring pattern, and to subject the spring metal layer to photo-etching to form a gimbal of the required shape, and then apply an insulating resin to the surface of the circuit wiring pattern. To form a surface protection layer, and then irradiate an excimer laser from the side where the circuit wiring pattern is formed to form a groove for contour separation, and unnecessary flexible insulating base material and surface protection. A method for manufacturing a gimbal wiring body for a magnetic head, which comprises bending a desired shape to the gimbal after adding a layer portion removing process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21166891A JPH0536048A (en) | 1991-07-29 | 1991-07-29 | Gimbal wiring body for magnetic head and production thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21166891A JPH0536048A (en) | 1991-07-29 | 1991-07-29 | Gimbal wiring body for magnetic head and production thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0536048A true JPH0536048A (en) | 1993-02-12 |
Family
ID=16609621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21166891A Pending JPH0536048A (en) | 1991-07-29 | 1991-07-29 | Gimbal wiring body for magnetic head and production thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0536048A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07302419A (en) * | 1994-05-02 | 1995-11-14 | Nec Corp | Magnetic head positioning mechanism and magnetic disk device having the same |
| US5594607A (en) * | 1994-03-15 | 1997-01-14 | International Business Machines Corporation | Viscoelastically damped slider suspension system |
| US5645735A (en) * | 1994-04-15 | 1997-07-08 | Hutchinson Technology Incorporated | Gimbal flexure and electrical interconnect assembly |
| US5696651A (en) * | 1994-02-18 | 1997-12-09 | Fujitsu Limited | Head assembly for recording and reproducing including a head supporting part having an adhesive adjusting pattern |
| US5862010A (en) * | 1997-07-08 | 1999-01-19 | International Business Machines Corporation | Transducer suspension system |
| US6014289A (en) * | 1994-03-22 | 2000-01-11 | Hutchinson Technology Incorporated | Integrated circuit on a monocoque suspension |
| US6147839A (en) * | 1996-12-23 | 2000-11-14 | Hutchinson Technology, Inc. | Head suspension with outriggers extending across a spring region |
| US6771470B1 (en) | 1999-11-17 | 2004-08-03 | Tdk Corporation | Magnetic head assembly having a rotational arm for electrically connecting the magnetic head to an external circuit and methods of manufacturing the same |
| JP2011060360A (en) * | 2009-09-08 | 2011-03-24 | Nhk Spring Co Ltd | Disk drive suspension |
-
1991
- 1991-07-29 JP JP21166891A patent/JPH0536048A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5696651A (en) * | 1994-02-18 | 1997-12-09 | Fujitsu Limited | Head assembly for recording and reproducing including a head supporting part having an adhesive adjusting pattern |
| US5594607A (en) * | 1994-03-15 | 1997-01-14 | International Business Machines Corporation | Viscoelastically damped slider suspension system |
| US5606477A (en) * | 1994-03-15 | 1997-02-25 | International Business Machines Corporation | Viscoelastically damped slider suspension system |
| US6014289A (en) * | 1994-03-22 | 2000-01-11 | Hutchinson Technology Incorporated | Integrated circuit on a monocoque suspension |
| US5645735A (en) * | 1994-04-15 | 1997-07-08 | Hutchinson Technology Incorporated | Gimbal flexure and electrical interconnect assembly |
| JPH07302419A (en) * | 1994-05-02 | 1995-11-14 | Nec Corp | Magnetic head positioning mechanism and magnetic disk device having the same |
| US6147839A (en) * | 1996-12-23 | 2000-11-14 | Hutchinson Technology, Inc. | Head suspension with outriggers extending across a spring region |
| US5862010A (en) * | 1997-07-08 | 1999-01-19 | International Business Machines Corporation | Transducer suspension system |
| US5986853A (en) * | 1997-07-08 | 1999-11-16 | International Business Machines Corporation | Transducer suspension system |
| US6771470B1 (en) | 1999-11-17 | 2004-08-03 | Tdk Corporation | Magnetic head assembly having a rotational arm for electrically connecting the magnetic head to an external circuit and methods of manufacturing the same |
| JP2011060360A (en) * | 2009-09-08 | 2011-03-24 | Nhk Spring Co Ltd | Disk drive suspension |
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