JPS58125270A - Magnetic head device - Google Patents
Magnetic head deviceInfo
- Publication number
- JPS58125270A JPS58125270A JP752082A JP752082A JPS58125270A JP S58125270 A JPS58125270 A JP S58125270A JP 752082 A JP752082 A JP 752082A JP 752082 A JP752082 A JP 752082A JP S58125270 A JPS58125270 A JP S58125270A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic head
- elastic member
- magnetic
- recording medium
- groove
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/56—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head support for the purpose of adjusting the position of the head relative to the record carrier, e.g. manual adjustment for azimuth correction or track centering
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
Abstract
Description
【発明の詳細な説明】
発明の技術分野
本発明は磁気紀碌媒体、記録再生装置における磁気ヘッ
ド装置に関する。DETAILED DESCRIPTION OF THE INVENTION Technical Field of the Invention The present invention relates to a magnetic capable medium and a magnetic head device in a recording/reproducing apparatus.
発明の技術的背景しよびその問題点
近年、磁気記録において、紀嫌信号は次第に為密度にな
りつつあり、このため磁気ヘッドと磁気記録媒体との摺
接条件は、非常に厳密なものが１求される。第１図は従
来のフロッピーディスクの磁気ヘッド摺接部の概略的構
成を示ｔＷＲｔｉｉ図、第２図は従来提案されたヘッド
調整機構を備えた磁気ヘッド装置の断面図を示す。第１
図の構成によると、磁気記録媒体ＩＫ対向して磁気ヘッ
ド３が支持台５に固定されている。上記磁気ヘッド３は
磁気記録媒体ＩＫ対向配置された加圧パラ）４により球
面状に形成された磁気ヘッド３になじませ摺接状態を形
成している。ところが、このような構造では、磁気ヘッ
ド３が支持台５に固定されており、記録媒体ｌと磁気ヘ
ッド３との摺接状態を調整することが困難のため高密度
記録の特性向上が望めない。それとともに磁気ヘッド交
換が容品に行なえないという問題を有している。一方、
磁気ヘッド調整機構を備えた第２図の装置においては記
録媒体ＩＫ対向して磁気ヘッド：うを設け、支持台５に
形成された巻バネ１ｌＩＩＩ用ネジ９を設け、上記ネジ
に轡バネ６を挿入し仁の巻バネ６の弾性力を用い、上記
巻バネ調整用ネジ９により磁気へ・ラド３と磁気記録媒
体１との摺接状態を調、整している０しかしこのような
構造では高精度な位置間１等が問題になるとともに大型
化し、小屋フロッピーディスク等に対しての使用が非常
に困暖である等の問題を招いた。Technical Background of the Invention and its Problems In recent years, in magnetic recording, magnetic signals have become increasingly dense, and therefore the sliding contact conditions between the magnetic head and the magnetic recording medium must be very strict. required. FIG. 1 shows a schematic structure of a conventional magnetic head sliding contact portion of a floppy disk, and FIG. 2 shows a sectional view of a magnetic head device equipped with a conventionally proposed head adjustment mechanism. 1st
According to the configuration shown in the figure, a magnetic head 3 is fixed to a support base 5 facing the magnetic recording medium IK. The magnetic head 3 is brought into sliding contact with the magnetic head 3 formed into a spherical shape by a pressurizing plate 4 placed opposite the magnetic recording medium IK. However, in such a structure, the magnetic head 3 is fixed to the support base 5, and it is difficult to adjust the sliding contact state between the recording medium l and the magnetic head 3, so that it is not possible to improve the characteristics of high-density recording. . Additionally, there is a problem in that the magnetic head cannot be replaced in a package. on the other hand,
In the device shown in FIG. 2 equipped with a magnetic head adjustment mechanism, a magnetic head is provided facing the recording medium IK, a screw 9 for a coil spring 1lIII formed on a support base 5 is provided, and a lateral spring 6 is attached to the screw. Using the elastic force of the inserted coil spring 6, the sliding contact state between the magnetic disk 3 and the magnetic recording medium 1 is adjusted by the coil spring adjusting screw 9. However, with this structure, High-precision positional spacing became a problem and the size increased, causing problems such as the extremely difficult temperature for use with floppy disks and the like.
発明の目的
本発明は仁のような事情を考慮してなされたもので目的
とするところは、磁気ヘッドと記録媒体との摺接調整が
容易に行なえるとと４に種々の磁気ヘッドが容易に交換
ができ、かつ小屋で実用性信頼性、量産性の高い磁気ヘ
ッド装置を提供することにある。Purpose of the Invention The present invention was developed in consideration of the following circumstances, and the purpose is to easily adjust the sliding contact between a magnetic head and a recording medium, and (4) to easily adjust the sliding contact between a magnetic head and a recording medium. The object of the present invention is to provide a magnetic head device that can be replaced easily, and is highly practical, reliable, and mass-producible.
発明の概畳
即ち、本発明は磁気記録媒体との摺接面を球面状に形成
された磁気ヘッドガイドを有し、上記磁気ヘッドガイド
に弾性部材を嵌装して、支持台の底面に設けられた調整
ネジにより磁気ヘッドと記録媒体との一整が容易に行な
え、上述した目的を効果的に達成したものであるｎ
発明の実施例
以下図面を参照して本発明の実施例につ・自説用する。Summary of the Invention That is, the present invention has a magnetic head guide whose sliding surface with a magnetic recording medium is formed into a spherical shape, and an elastic member is fitted into the magnetic head guide and provided on the bottom surface of a support base. The magnetic head and the recording medium can be easily aligned using the provided adjustment screws, thereby effectively achieving the above-mentioned object. Explain yourself.
第３図は、磁気ヘッドｉａｔの構成を示す断面図で、第
４図（＋１ 、 （ｂ）は本構造を分解して示した図で
ある。磁気記録媒体１の記録面に例えば非磁性部材から
なる磁気ヘッドガイド１７が対向配置されている０上記
磁気ヘツドガイド１７は、先端部が球面状に形成され、
さらに弾性部材１１を挿入すべく婢１２および磁気ヘッ
ド取付溝１５が設けられている０上紀磁気ヘツド取付は
溝δの形成は、＾精度加工機、あるいは放電加工機によ
り寸法設定して設けられたものである。そして磁気ヘッ
ド３が所定位置に設けられる。ｉ＠３図（→に示す弾性
部材１１に唸例えば板バネを円形状にえぐった後、十字
ＷＫ−割りｌ１ｐ１１５が形成される。従って上記弾性
部材１１は、上記擲１２ＫＫって嵌込まれ、この状態で
磁気ヘッドガイド１７が接合される。上記磁気ヘッドガ
イドＩ７と接合された弾性部材１１は支持台５に固定ネ
ジ１９により固定されている。上記支持台５酸、前記磁
気ヘッドガイド１７より大きめの穴１６が設けられその
穴１６の底面には、調整用ネジ１４と支点ネジ１３が設
けられている。第４図（りは上記調整ネジの配置を示す
ものであって、中央に配置された支点ネジ１３は前記磁
気ヘッドガイド１７の底面中央に設けた中央＃１１８
Ｋ配置され、前記弾性部材１１の押圧力ｔ−ｍｓすると
ともに磁気ヘッドガイド１７の上１丁方向を調整する。FIG. 3 is a cross-sectional view showing the structure of the magnetic head IAT, and FIG. 4 (+1), (b) is an exploded view of this structure. The magnetic head guides 17 each have a spherical tip and are arranged opposite to each other.
Furthermore, in order to insert the elastic member 11, a groove 12 and a magnetic head mounting groove 15 are provided.For the magnetic head installation, the groove δ is formed by setting the dimensions using a precision machining machine or an electric discharge machine. It is something that A magnetic head 3 is then provided at a predetermined position. After hollowing out, for example, a leaf spring, into a circular shape in the elastic member 11 shown in Figure i@3 (→), a cross WK-split l1p115 is formed.Therefore, the elastic member 11 is fitted into the claw 12KK, In this state, the magnetic head guide 17 is joined.The elastic member 11 joined to the magnetic head guide I7 is fixed to the support base 5 with fixing screws 19. A larger hole 16 is provided, and the bottom of the hole 16 is provided with an adjustment screw 14 and a fulcrum screw 13. The fulcrum screw 13 is located at the center #118 provided at the center of the bottom surface of the magnetic head guide 17.
K is arranged, and the pressing force of the elastic member 11 is t-ms, and the upper direction of the magnetic head guide 17 is adjusted.
そして、上記支点ネジ１３を支点として４方向に調整ネ
ジ１４が設けられている。このｆ１４ｇＮネジ１４によ
り上記支点ネジ１３を支点として左右の調整により前記
磁気ヘッドガイド１７が移動することにより磁気ヘッド
装置が完成される。Adjustment screws 14 are provided in four directions using the fulcrum screw 13 as a fulcrum. The f14gN screw 14 allows the magnetic head guide 17 to move by adjusting left and right using the fulcrum screw 13 as a fulcrum, thereby completing the magnetic head device.
発明の効果
このような構造の磁気ヘッド装置によれば、弾性部材１
１に磁気ヘッドガイド３が強固に保持され支持台５の底
面中央に設けられた支点ネジ１３により磁気ヘッドガイ
ド１７の位置ずれの発生を防いだ状態で調整ネジ１４に
より左右Ｋｌｌ整が可能となり、位置設定を高精度に行
うことかで一１磁気ヘッドと磁気記録媒体の摺接面の調
整が可能と事る等、高密度記録特性に優れた利点を発揮
する。−には上述した簡易な構成なので小型で、実用性
、ｔｍ性に富み、安価Ｋ１１作で条る等の効果も奏する
。Effects of the Invention According to the magnetic head device having such a structure, the elastic member 1
1, the magnetic head guide 3 is firmly held, and the fulcrum screw 13 provided at the center of the bottom of the support base 5 prevents the occurrence of positional deviation of the magnetic head guide 17, while the adjustment screw 14 enables left and right alignment. By setting the position with high precision, it is possible to adjust the sliding contact surface between the magnetic head and the magnetic recording medium, which provides excellent high-density recording characteristics. - Since it has the above-mentioned simple structure, it is small, has practicality, is rich in TM properties, and has effects such as being able to use an inexpensive K11 product.
このように本発明に係る構造の磁気ヘッド装置によれば
磁気ヘッドと磁気記録媒体との摺ＩＩＩ状塵の調整が容
易に行なえ支持台中央の支点ネジにより位置ずれを防止
することができ、また磁気ヘッド交換が容易に行なえる
簡易な構造なので小型、量産性良く安価く製作できる等
、実用性に非常に優れた効果を発揮する。As described above, according to the magnetic head device having the structure according to the present invention, it is possible to easily adjust the sliding type dust between the magnetic head and the magnetic recording medium, and to prevent misalignment using the fulcrum screw at the center of the support base. Since it has a simple structure that allows for easy magnetic head replacement, it is compact, mass-producible, and can be manufactured at low cost, demonstrating extremely excellent practical effects.
発明の変形例 尚本発明は上記実施例にのみ限定されるものではない。Variations of the invention Note that the present invention is not limited only to the above embodiments.
実施例ではフロッピーディスク型のものについて示した
が、オーディオ固定ヘッドＶＴＲ，ビデオディスク等に
も適用が可能である。又、−実施例として磁気ヘッドガ
イドの摺接面を球面状に形成したものを示したが、磁気
ヘッド仕様に応じて定めればよいものである。また弾性
部材として板パネが適しているがその材料は適宜定めれ
ばよい。In the embodiment, a floppy disk type device is shown, but it can also be applied to an audio fixed head VTR, a video disk, etc. Further, although the sliding surface of the magnetic head guide is formed in a spherical shape as an example, it may be determined according to the specifications of the magnetic head. Further, a plate panel is suitable as the elastic member, but the material thereof may be determined as appropriate.
また十字型の割婢形状や、寸法等や第４図（ｂ）に示す
如き４方向に設けた調整ネジは仕様に応じて３本にして
もよい。賛するに本発明はその豐旨を逸脱しない範囲で
種々変形して実施することができる。Further, the number of adjusting screws provided in the four directions as shown in FIG. 4(b) may be reduced to three depending on the cross-shaped split shape, dimensions, etc., and specifications. Advantageously, the present invention can be implemented with various modifications without departing from its spirit.
１１１図はフロッピーディスクの磁気ヘッド摺接部の概
略的構成を示す断面図、第２図は従来提案された磁気ヘ
ッド調整機構の断面図、第３図は本発明の実施例を示す
磁気ヘッド装置の構成の断面図、第４図（ａ） 、 ＜
呻は本発明の実施例の分解図である０
１・・・磁気記録媒体、３・・・磁気ヘッド、４・・・
加圧バット、 ５・・・支持台。
６・・轡バネ、 ９・・・巻バネ調整ネジ。
１１・・弾性部材、 １２・・溝、１３・・・支点ネ
ジ。
１４・・・調整ネジ、 １５・・・割シ溝、１６・・
・穴。
１７−・・磁気ヘッドガイド、１８・・・中、央溝、１
９・・・固定ネジ。
第１図
第２図
第３図
第４ 図（ａｌ
第４ 図（Ｉ５）
／３ ／ａFIG. 111 is a sectional view showing a schematic configuration of a magnetic head sliding contact portion of a floppy disk, FIG. 2 is a sectional view of a conventionally proposed magnetic head adjustment mechanism, and FIG. 3 is a magnetic head device showing an embodiment of the present invention. Cross-sectional view of the configuration, Fig. 4(a), <
0 is an exploded view of an embodiment of the present invention 1...Magnetic recording medium, 3...Magnetic head, 4...
Pressure vat, 5... support stand. 6. 轡Spring, 9.. Winding spring adjustment screw. 11...Elastic member, 12...Groove, 13...Fully point screw. 14...Adjustment screw, 15...Split groove, 16...
·hole. 17-...Magnetic head guide, 18...Middle, central groove, 1
9...Fixing screw. Figure 1 Figure 2 Figure 3 Figure 4 (al Figure 4 (I5) /3 /a
Claims (1)
磁気ヘッドガイドと、この磁気ヘッドガイドの中間部位
に設けられた溝と、この＃ｌＩＫ嵌装された弾性部材と
、この弾性部材を保持する固定部材と、この弾性部材に
一定の押圧力を与えるネジとを具備したことを特徴とす
る磁気ヘッド装置０（２）磁気ヘッドガイドは、その底
面中央部とその両側に配置されたネジにより支持され、
前記中央部のネジを支薇として両側のネジを調整するこ
とにより磁気ヘッド摺接面の傾きを調整することを特徴
とする特許請求の範囲第１項記載の磁気ヘッド装置１．(1) A magnetic head guide whose surface that comes into sliding contact with the magnetic head medium is formed into a spherical shape, a groove provided at an intermediate portion of this magnetic head guide, an elastic member fitted with this #lIK, and this elastic member. A magnetic head device 0 (2), characterized in that it is equipped with a fixing member that holds a member and a screw that applies a certain pressing force to the elastic member, is arranged at the center of the bottom surface and on both sides thereof. supported by screws,
1. A magnetic head device according to claim 1, wherein the inclination of the sliding contact surface of the magnetic head is adjusted by adjusting the screws on both sides using the central screw as a support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP752082A JPS58125270A (en) | 1982-01-22 | 1982-01-22 | Magnetic head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP752082A JPS58125270A (en) | 1982-01-22 | 1982-01-22 | Magnetic head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58125270A true JPS58125270A (en) | 1983-07-26 |
Family
ID=11668046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP752082A Pending JPS58125270A (en) | 1982-01-22 | 1982-01-22 | Magnetic head device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58125270A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60129911A (en) * | 1983-12-16 | 1985-07-11 | Canon Inc | Magnetic recording and reproducing device |
-
1982
- 1982-01-22 JP JP752082A patent/JPS58125270A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60129911A (en) * | 1983-12-16 | 1985-07-11 | Canon Inc | Magnetic recording and reproducing device |
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