JPH0197466U - - Google Patents
Info
- Publication number
- JPH0197466U JPH0197466U JP19435987U JP19435987U JPH0197466U JP H0197466 U JPH0197466 U JP H0197466U JP 19435987 U JP19435987 U JP 19435987U JP 19435987 U JP19435987 U JP 19435987U JP H0197466 U JPH0197466 U JP H0197466U
- Authority
- JP
- Japan
- Prior art keywords
- head
- magnetic disk
- amount
- processing section
- cover
- 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
- 230000007246 mechanism Effects 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Moving Of The Head To Find And Align With The Track (AREA)
Description
第１図はこの考案の実施例を示す側面図、第２
図は上記実施例のカバーを除いた平面図、第３図
は上記実施例の制御系のブロツク図、第４図は従
来の磁気デイスク装置の側面図、第５図は従来の
装置の問題点を説明するための図、第６図は上記
従来例の制御系のブロツク図である。
図において、１…基板、３…ボイスコイルモー
タ、６…キヤリツジ、７…サーボヘツド、８…デ
ータヘツド、９…スピンドルモータ、１０…磁気
デイスク、１１Ａ〜１１Ｃ…歪ゲージ、３３…演
算処理部。なお、図中、同一符号は同一または相
当部分を示す。
Figure 1 is a side view showing an embodiment of this invention, Figure 2 is a side view showing an embodiment of this invention.
The figure is a plan view of the above embodiment with the cover removed, Fig. 3 is a block diagram of the control system of the above embodiment, Fig. 4 is a side view of a conventional magnetic disk device, and Fig. 5 is a problem with the conventional device. FIG. 6 is a block diagram of the conventional control system described above. In the figure, 1...board, 3...voice coil motor, 6...carriage, 7...servo head, 8...data head, 9...spindle motor, 10...magnetic disk, 11A to 11C...strain gauge, 33...computation processing section. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
転駆動するデイスク駆動機構、データヘツドとサ
ーボヘツドを支持するキヤリツジを駆動するヘツ
ド位置決め機構を載置固定してなる磁気デイスク
装置において、上記各機構、上記基台および上記
カバーの少なくとも１つの所定位置に取着された
歪ゲージ、該歪ゲージが検出する歪量から上記サ
ーボヘツドに対する上記データヘツドの位置ずれ
量を演算する演算処理部を有し、該演算処理部の
出力が上記ヘツド位置決め機構を制御するフイー
ドバツク位置決め制御系の位置制御量に補正値と
して加えられることを特徴とする磁気デイスク装
置。 In a magnetic disk device, a disk drive mechanism for rotationally driving a magnetic disk and a head positioning mechanism for driving a carriage that supports a data head and a servo head are mounted and fixed on a base covered with a cover, each of the above mechanisms, a strain gauge attached to at least one predetermined position of the base and the cover; a calculation processing section that calculates the amount of positional deviation of the data head with respect to the servo head from the amount of strain detected by the strain gauge; A magnetic disk device characterized in that the output of the arithmetic processing section is added as a correction value to a position control amount of a feedback positioning control system that controls the head positioning mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19435987U JPH0197466U (en) | 1987-12-21 | 1987-12-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19435987U JPH0197466U (en) | 1987-12-21 | 1987-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0197466U true JPH0197466U (en) | 1989-06-28 |
Family
ID=31485090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19435987U Pending JPH0197466U (en) | 1987-12-21 | 1987-12-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0197466U (en) |
-
1987
- 1987-12-21 JP JP19435987U patent/JPH0197466U/ja active Pending
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