JPH02117799U

JPH02117799U -

Info

Publication number: JPH02117799U
Application number: JP2513489U
Authority: JP
Priority date: 1989-03-07
Filing date: 1989-03-07
Publication date: 1990-09-20

Description

[Brief explanation of drawings]

図面は全て本考案の実施例を説明するためのも
ので、第１図は本考案に係るデイスク駆動装置の
トツプカバーを外した状態を示す平面図、第２図
は同装置のアクチユエータ付近の拡大平面図、第
３図はアクチユエータユニツトの組込み前の状態
を示す拡大平面図、第４図及び第５図はアクチユ
エータユニツトの正面図及び平面図、第６図は全
体構成の分解斜視図、第７図はアクチユエータ部
分の分解斜視図、第８図はデイスク駆動用モータ
部分の縦断面図、第９図はアクチユエータの軸受
部分の縦断面図、第１０図は軸受ブロツクの縦断
面図、第１１図は固定軸部分の縦断面図、第１２
図はエアフイルタ部分を透視して示す斜視図、第
１３図はエアフイルタ部分の要部平面図、第１４
図は可動コイルと永久磁石の位置関係を示す平面
図、第１５図は永久磁石をヨーク板に固定した状
態を示す平面図、第１６図はロツクレバー駆動バ
ネ部分の平面図、第１７図はロツクレバーを外し
た状態を示す平面図、第１８図はロツクレバー駆
動バネ部分の分解斜視図、第１９図及び第２０図
はアクチユエータのストツパ機構の変形例をそれ
ぞれ示す平面図、第２１図はデイスクに対するア
クチユエータのシーク状態を説明する図、第２２
図はベースプレートの平面図、第２３図は第２２
図のＡ−Ａ線に沿つた断面図、第２４図はトツプ
カバーの底面図、第２５図はトツプカバーのエア
フイルタ収納部分の拡大斜視図、第２６図及び第
２７図はアクチユエータのロータの平面図及び底
面図、第２８図及び第２９図は上ヘツドアーム、
及び下ヘツドアームの平面図、第３０図ないし第
３３図はケーブルホルダの平面図、正面図、底面
図、Ｂ−Ｂ線に沿つた断面図、第３４図及び第３
５図はケーブルクランプの正面図及び底面図、第
３６図は上ポールの斜視図、第３７図は下ポール
の斜視図、第３８図及び第３９図はソレノイドブ
ラケツトの側面図及び平面図、第４０図ないし第
４２図はロツクレバーの平面図、正面図、及び底
面図、第４３図は第４０図のＣ−Ｃ線に沿つた断
面図、第４４図及び第４５図はコイルスプリング
の平面図及び側面図、第４６図はロツクレバーの
軸受部に挿通されるネジを示す正面図、第４７図
は固定軸の一部切欠き正面図、第４８図及び第４
９図はケーブルガイドの正面図及び側面図、第５
０図はＦＰＣの平面図、第５１図は永久磁石の斜
視図、第５２図はエアフイルタの正面図、第５３
図はＦＰＣの引き出し構造を示す断面図である。１……磁気デイスク、６……ベースプレート、
７……トツプカバー、１１０……凹部、１２１…
…エアフイルタ、１２３……負圧発生フイン、１
２４……側板、１２６……保持部、１２７，１２
８……凹溝、１２９……突部。 The drawings are all for explaining the embodiments of the present invention. Figure 1 is a plan view of the disk drive device according to the present invention with the top cover removed, and Figure 2 is an enlarged plan view of the area near the actuator of the same device. Figure 3 is an enlarged plan view showing the state of the actuator unit before assembly, Figures 4 and 5 are a front view and plan view of the actuator unit, and Figure 6 is an exploded perspective view of the overall configuration. , FIG. 7 is an exploded perspective view of the actuator section, FIG. 8 is a longitudinal sectional view of the disk drive motor section, FIG. 9 is a longitudinal sectional view of the actuator bearing section, and FIG. 10 is a longitudinal sectional view of the bearing block. Figure 11 is a vertical cross-sectional view of the fixed shaft part, Figure 12
The figure is a perspective view showing the air filter section, FIG. 13 is a plan view of the main part of the air filter section, and FIG.
The figure is a plan view showing the positional relationship between the moving coil and the permanent magnet, Fig. 15 is a plan view showing the state in which the permanent magnet is fixed to the yoke plate, Fig. 16 is a plan view of the lock lever drive spring section, and Fig. 17 is a plan view of the lock lever. 18 is an exploded perspective view of the lock lever drive spring portion, FIGS. 19 and 20 are plan views showing modified examples of the actuator stopper mechanism, and FIG. 21 is a diagram showing the actuator for the disk. Diagram 22 explaining the seek state of
The figure is a plan view of the base plate, and Fig. 23 is a plan view of the base plate.
24 is a bottom view of the top cover, FIG. 25 is an enlarged perspective view of the air filter housing portion of the top cover, and FIGS. 26 and 27 are plan views of the rotor of the actuator. The bottom view, Figures 28 and 29 are of the upper head arm;
and a plan view of the lower head arm, FIGS. 30 to 33 are a plan view, a front view, a bottom view, a sectional view taken along the line B-B of the cable holder, and FIGS. 34 and 3 are
Figure 5 is a front view and bottom view of the cable clamp, Figure 36 is a perspective view of the upper pole, Figure 37 is a perspective view of the lower pole, Figures 38 and 39 are side and top views of the solenoid bracket, and Figure 39 is a side view and top view of the solenoid bracket. Figures 40 to 42 are a plan view, front view, and bottom view of the lock lever, Figure 43 is a sectional view taken along line C-C in Figure 40, and Figures 44 and 45 are plan views of the coil spring. and a side view, FIG. 46 is a front view showing the screw inserted into the bearing part of the lock lever, FIG. 47 is a partially cutaway front view of the fixed shaft, FIGS. 48 and 4.
Figure 9 is a front view and side view of the cable guide.
Figure 0 is a plan view of the FPC, Figure 51 is a perspective view of the permanent magnet, Figure 52 is a front view of the air filter, and Figure 53 is a front view of the air filter.
The figure is a sectional view showing an FPC drawer structure. 1...Magnetic disk, 6...Base plate,
7...Top cover, 110...Recess, 121...
...Air filter, 123...Negative pressure generation fin, 1
24... Side plate, 126... Holding part, 127, 12
8...Concave groove, 129...Protrusion.

Claims

[Scope of utility model registration request]

A case comprising a motor, an information recording disk rotationally driven by the motor, an upper case and a lower case that house the information recording disk, and an air filter attached to the case to purify the air in the case. In the disk drive device, the upper case is provided with a negative pressure generating fence along the outer periphery of the information recording disk to form an air flow passage, and grooves are provided on both sides of the air flow passage, respectively. A V-shaped recessed part is provided on the bottom surface, an engaging part is provided at a position of the lower case corresponding to the recessed part, and the air filter is formed in a V-shape, and both ends of the air filter are fitted into the recessed grooves. 1. A disk drive device characterized in that the disk drive device is housed by fitting both ends thereof into the recessed step portion and the engaging portion.