JPH0242638A - Lens cleaning device for optical head - Google Patents

Lens cleaning device for optical head

Info

Publication number
JPH0242638A
JPH0242638A JP63192524A JP19252488A JPH0242638A JP H0242638 A JPH0242638 A JP H0242638A JP 63192524 A JP63192524 A JP 63192524A JP 19252488 A JP19252488 A JP 19252488A JP H0242638 A JPH0242638 A JP H0242638A
Authority
JP
Japan
Prior art keywords
compressed air
lens
air cylinder
optical head
injection
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
Application number
JP63192524A
Other languages
Japanese (ja)
Inventor
Akira Suzuki
晶 鈴木
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP63192524A priority Critical patent/JPH0242638A/en
Publication of JPH0242638A publication Critical patent/JPH0242638A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/121—Protecting the head, e.g. against dust or impact with the record carrier

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)

Abstract

PURPOSE:To remove a dust, a water droplet, etc., on a lens and to prevent the lowering of the output of a laser beam, etc., by injecting a compressed air in a compressed air cylinder from an injection tube to the lens of the optical head. CONSTITUTION:The title device is provided with a compressed air cylinder 5 having the compressed air inside, an injection button 6 to be the injection operating part of the air cylinder 5, an injection tube 7 to inject the compressed air in the air cylinder 5 to a lens 3, an operating device 8 to depress the injection button 6, etc. The operating device 8 is operated before an optical disk 4 is inserted and installed in an optical disk drive 1, and the injection button 6 is depressed. Thus, the compressed air in the compressed air cylinder 5 is injected from the injection tube 7 to the lens 3 of an optical head 2, the dust, the water droplet due to a bedewing, etc., on the lens 3 can be removed, and the lowering of the output of the laser beam, etc., can be prevented.

Description

【発明の詳細な説明】 産業上の利用分野 本発明は、光デイスクドライブ、ＣＤプレーヤー等に用
いる光学ヘッドのレンズを清浄にするためのレンズクリ
ーニング装置に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a lens cleaning device for cleaning lenses of optical heads used in optical disk drives, CD players, and the like.

従来の技術 第３図は従来の光デイスクドライブの概略を示している
。第３図に示すように光デイスクドライブ３１は光ヘッ
ド３２のレンズ３３を通してレーザービームを媒体であ
る光ディスク３４に照射し、その反射レーザー光をレン
ズ３３を通して光学ヘッド３２内に受光することによシ
、光ディスク３４にデータを記録したり、光ディスク３
４に記録されているデータを再生することができるよう
に構成されている。Prior Art FIG. 3 schematically shows a conventional optical disk drive. As shown in FIG. 3, the optical disk drive 31 irradiates a laser beam onto an optical disk 34, which is a medium, through a lens 33 of an optical head 32, and receives the reflected laser beam into the optical head 32 through the lens 33. , to record data on the optical disc 34, or to record data on the optical disc 34.
It is configured to be able to reproduce data recorded on 4.

発明が解決しようとする課題 しかしながら、上記従来例の光デイスクドライブでは、
光学ヘッド３２のレンズ３３上に付着したほこシや結露
による水滴を取シ除く機能が備えられていないため、レ
ーザービームの出力等が弱まる等の課題があった。Problems to be Solved by the Invention However, in the conventional optical disk drive mentioned above,
Since there is no function to remove dust and water droplets due to condensation from the lens 33 of the optical head 32, there have been problems such as weakening of the output of the laser beam.

本発明は、このような従来の課題を解決するものであり
、光学ヘッドのレンズ上のほこシ、水滴等を除去するこ
とができ、レーザービームの出力の低下等を防止するこ
とができるようにした光学ヘッドのレンズクリーニング
装置を提供することを目的とするものである。The present invention solves these conventional problems, and makes it possible to remove dust, water droplets, etc. on the lens of an optical head, and to prevent a decrease in laser beam output. An object of the present invention is to provide a lens cleaning device for an optical head.

課題を解決するための手段 本発明は、上記目的を達成するために、交換可能で噴射
操作部を有する圧縮空気ボンベと、上記噴射操作部の操
作によりこの圧縮空気ボンベ内の圧縮空気を光学ヘッド
のレンズに噴射する噴射管とを備えたものである。Means for Solving the Problems In order to achieve the above object, the present invention provides a compressed air cylinder that is replaceable and has an injection operation section, and an optical head that directs the compressed air in the compressed air cylinder by operating the injection operation section. It is equipped with an injection tube that injects into the lens.

作用 したがって、本発明によれば、圧縮空気ボンベの噴射操
作部を操作することにより、圧縮空気ボンベ内の圧縮空
気を噴射管より光学ヘッドのレンズに噴射させ、レンズ
のほこシ、微小な水滴等を取り除くことができる。Therefore, according to the present invention, by operating the injection operation section of the compressed air cylinder, the compressed air in the compressed air cylinder is ejected from the injection pipe to the lens of the optical head, thereby eliminating dust on the lens, minute water droplets, etc. can be removed.

実施例 以下、本発明の実施例について図面を参照しながら説明
する。EXAMPLES Hereinafter, examples of the present invention will be described with reference to the drawings.

第１図は本発明の一実施例の構成を示す概略図である。FIG. 1 is a schematic diagram showing the configuration of an embodiment of the present invention.

第１図において、１は光デイスクドライブであり、光学
ヘッド２のレンズ３を通してレーザービームを媒体であ
る光ディスク４に照射し、光ディスク４からの反射レー
ザー光をレンズ３を通して光学ヘッド２内に受光するこ
とによシ、光ディスク４にデータを記録したシ、光ディ
スク４に記録されているデータを再生することができる
。In FIG. 1, reference numeral 1 denotes an optical disk drive, which irradiates a laser beam onto an optical disk 4 as a medium through a lens 3 of an optical head 2, and receives reflected laser light from the optical disk 4 through the lens 3 into the optical head 2. In particular, when data is recorded on the optical disc 4, the data recorded on the optical disc 4 can be reproduced.

５は圧縮空気を内部に持つ圧縮空気ボンベ、６は圧縮空
気ボンベ５の噴射操作部である噴射ボタン、７は圧縮空
気ボンベ５内の圧縮空気をし／ズ３に噴射する噴射管、
８は噴射ボタン６を抑圧操作する操作装置である。5 is a compressed air cylinder containing compressed air; 6 is an injection button that is an injection operation part of the compressed air cylinder 5; 7 is an injection pipe that injects the compressed air in the compressed air cylinder 5 into the cylinder 3;
Reference numeral 8 denotes an operating device for suppressing the injection button 6.

次に上記実施例の動作について説明する。Next, the operation of the above embodiment will be explained.

光ディスク４を光デイスクドライブ１内に挿入して設置
する前に操作装置８を動作させ、噴射ボタン６を押す。Before inserting and installing the optical disc 4 into the optical disc drive 1, the operating device 8 is operated and the ejection button 6 is pressed.

これにより圧縮空気ボンベ５内の圧縮空気を噴射管７よ
り光学ヘッド２のレンズ３に噴射させ、レンズ３上のほ
こシ、結露による水滴等を除去することができる。した
がって、レーザービームの出力の低下等を防止すること
ができる。Thereby, the compressed air in the compressed air cylinder 5 is injected from the injection tube 7 to the lens 3 of the optical head 2, and dust, water droplets due to dew condensation, etc. on the lens 3 can be removed. Therefore, it is possible to prevent the output of the laser beam from decreasing.

第２図は本発明を光デイスクオートチェンジャーに応用
した例を示している。第２図において、９はオートチェ
ンジャーであシ、光学ヘクト３を有する光デイスクドラ
イブ１、圧縮空気ボンベ５、操作装置８等が備えられ、
圧縮空気ボンベ５が開閉扉１０の開閉により容易に交換
することができる場所に収納されている。そして、圧縮
空気ボンベ５の噴射ボタン６を操作装置８によシ押し、
圧縮空気ボンベ５内の圧縮空気を光学ヘッド２のレンズ
３に噴射させるタイミングはプログラムされている。FIG. 2 shows an example in which the present invention is applied to an optical disk autochanger. In FIG. 2, numeral 9 is an autochanger, and is equipped with an optical disk drive 1 having an optical disk drive 3, a compressed air cylinder 5, an operating device 8, etc.
A compressed air cylinder 5 is stored in a location where it can be easily replaced by opening and closing an opening/closing door 10. Then, press the injection button 6 of the compressed air cylinder 5 using the operating device 8,
The timing for injecting the compressed air in the compressed air cylinder 5 to the lens 3 of the optical head 2 is programmed.

上記のように圧縮空気ボンベ５を交換可能とすることに
より、繰り返して使用することができ、便利である。By making the compressed air cylinder 5 replaceable as described above, it can be used repeatedly, which is convenient.

発明の効果 以上述べたように本発明によれば、圧縮空気ボンベの噴
射操作部を操作することにより、圧縮空気ボンベ内の圧
縮空気を噴射管より光学ヘッドのレンズに噴射させるよ
うにしているので、レンズ上のほこり、水滴等を取シ除
くことができる、レーザービームの出力の低下等を防止
することができる。Effects of the Invention As described above, according to the present invention, compressed air in the compressed air cylinder is injected from the injection pipe to the lens of the optical head by operating the injection operation section of the compressed air cylinder. It is possible to remove dust, water droplets, etc. on the lens, and it is possible to prevent a decrease in laser beam output.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本発明の一実施例における光学ヘッドのレンズ
クリーニング装置を示す概略構成図、第２図は本発明を
光デイスクオートチェンジャーに応用した一例を示す概
略構成図、第３図は従来の光デイスクドライブを示す概
略構成図である。 １・・・光デイスクドライブ、２・・・光学ヘッド、３
・・・レンズ、４・・・光ディスク、５・・・圧縮空気
ボンベ６・・・噴射ボタン、７・・・噴射管、８・・・
操作装置、９・・・オートチェンジャー 代理人の氏名　弁理士　粟　野　重　孝ほか１名第 第 図FIG. 1 is a schematic configuration diagram showing an optical head lens cleaning device according to an embodiment of the present invention, FIG. 2 is a schematic configuration diagram showing an example of applying the present invention to an optical disk auto changer, and FIG. FIG. 1 is a schematic configuration diagram showing a disk drive. 1... Optical disk drive, 2... Optical head, 3
... Lens, 4... Optical disk, 5... Compressed air cylinder 6... Injection button, 7... Injection pipe, 8...
Operating device, 9... Name of autochanger agent Patent attorney Shige Takashi Awano and one other person Figure

Claims (1)

【特許請求の範囲】[Claims] 交換可能で噴射操作部を有する圧縮空気ボンベと、上記
噴射操作部の操作によりこの圧縮空気ボンベ内の圧縮空
気を光学ヘッドのレンズに噴射する噴射管とを備えたこ
とを特徴とする光学ヘッドのレンズクリーニング装置An optical head comprising: a replaceable compressed air cylinder having an injection operation section; and an injection tube that injects compressed air in the compressed air cylinder to a lens of an optical head by operating the injection operation section. lens cleaning device
JP63192524A 1988-08-01 1988-08-01 Lens cleaning device for optical head Pending JPH0242638A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63192524A JPH0242638A (en) 1988-08-01 1988-08-01 Lens cleaning device for optical head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63192524A JPH0242638A (en) 1988-08-01 1988-08-01 Lens cleaning device for optical head

Publications (1)

Publication Number Publication Date
JPH0242638A true JPH0242638A (en) 1990-02-13

Family

ID=16292719

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63192524A Pending JPH0242638A (en) 1988-08-01 1988-08-01 Lens cleaning device for optical head

Country Status (1)

Country Link
JP (1) JPH0242638A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5144611A (en) * 1990-10-01 1992-09-01 International Business Machines Corporation Optical disk drive cleaner cartridge
US5303220A (en) * 1992-09-16 1994-04-12 Maxoptix Corporation Compressed air optical drive cleaning cartridge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5144611A (en) * 1990-10-01 1992-09-01 International Business Machines Corporation Optical disk drive cleaner cartridge
US5303220A (en) * 1992-09-16 1994-04-12 Maxoptix Corporation Compressed air optical drive cleaning cartridge

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