KR970071543A - Objective lens holder fixing device for wire rod processing - Google Patents

Objective lens holder fixing device for wire rod processing Download PDF

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Publication number
KR970071543A
KR970071543A KR1019960013006A KR19960013006A KR970071543A KR 970071543 A KR970071543 A KR 970071543A KR 1019960013006 A KR1019960013006 A KR 1019960013006A KR 19960013006 A KR19960013006 A KR 19960013006A KR 970071543 A KR970071543 A KR 970071543A
Authority
KR
South Korea
Prior art keywords
objective lens
lens holder
support member
fixing device
wire rod
Prior art date
Application number
KR1019960013006A
Other languages
Korean (ko)
Other versions
KR0174472B1 (en
Inventor
이광석
Original Assignee
배순훈
대우전자 주식회사
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.)
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Publication date
Application filed by 배순훈, 대우전자 주식회사 filed Critical 배순훈
Priority to KR1019960013006A priority Critical patent/KR0174472B1/en
Publication of KR970071543A publication Critical patent/KR970071543A/en
Application granted granted Critical
Publication of KR0174472B1 publication Critical patent/KR0174472B1/en

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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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0933—Details of stationary parts
    • 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
    • G11B7/22—Apparatus or processes for the manufacture of optical heads, e.g. assembly

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

본 발명은 광픽업 액츄에이터의 베이스 플레이트에 관한 것으로서, 대물렌즈가 상부면에 안착되는 대물렌즈홀더(90)과, 상기 대물렌즈홀더(90)의 외주면에 감겨지거나 접착되어 코일 피씨비(94)에 연결되며, 대물렌즈홀더(90)를 포커싱 조정방향 및 트랙킹 조정방향으로 동작시키는 트랙킹조정코일(92) 및 포커싱조정코일(91)을 구비한 광픽업 액츄에이터에 있어서, 상기 대물렌즈홀더(90)가 다수개 수평으로 안착되어 대물렌즈홀더(90)의 저면에 형성된 하부요홈(93)이 끼워지는 받침돌기(61)가 상부면에 형성된 받침부재(50)와, 상기 받침부재(50)의 양측 끝단부를 각각 지지해주고, 좌,우로 관통된 끼움공(53)이 형성된 받침부재(50)와, 상기 받침부재(50)의 끼움공(53)에 끼워지는 고정볼트(53)에 의해 너트(81)로 체결되어 수평지지부재(60)상에 안치된 대물렌즈홀더(90)의 상부면을 눌러 고정시켜주는 누름부재(70)로 구성된 것을 특징으로 하는 선재 처리용 대물렌즈홀더 고정장치 인바, 대물렌즈홀더의 외주면에 설치되는 조정코일의 선재 처리를 용이하게 하도록 하므로써 광픽업 액츄에이터의 조립성 및 생산성을 향상시키는 효과를 갖는 발명이다.The objective lens holder 90 includes an objective lens 90 mounted on an upper surface of the objective lens holder 90. The objective lens holder 90 is wound on or adhered to an outer circumferential surface of the objective lens holder 90 and connected to the coil plate 94. [ And a focusing adjustment coil (92) and a focusing adjustment coil (91) for operating the objective lens holder (90) in a focusing adjustment direction and a tracking adjustment direction, wherein the objective lens holder (90) A support member 50 having a support projection 61 which is seated horizontally and in which a lower recess 93 formed in the bottom surface of the objective lens holder 90 is fitted is formed on an upper surface of the support member 50, And a fixing bolt 53 fitted in the fitting hole 53 of the receiving member 50. The nut 81 is fixed to the supporting member 50 by a fixing bolt 53 And an objective lens holder (not shown) mounted on the horizontal support member 60 90), and a pushing member (70) for pushing the upper surface of the objective lens holder (90). The objective lens holder fixing device for the wire rod processing, Up actuator and productivity of the pick-up actuator.

Description

선재 처리용 대물렌즈홀더 고정장치Objective lens holder fixing device for wire rod processing

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제4도는 본 발명에 따른 대물렌즈홀더 고정장치의 요부 사시도, 제5도는 본 발명에 따른 대물렌즈홀더 고정장치의 결합상태 단면도.FIG. 4 is a perspective view of an objective lens holder fixing device according to the present invention, FIG. 5 is a sectional view of an attachment state of an objective lens holder fixing device according to the present invention.

Claims (4)

대물렌즈가 상부면에 안착되는 대물렌즈홀더(90)와, 상기 대물렌즈홀더(90)의 외주면에 감겨지거나 접착되어 코일 피씨비(94)에 연결되어, 대물렌즈홀더(90)를 포커싱 조정방향 및 트랙킹 조정방향으로 동작시키는 트랙킹 조정코일(92)및 포커싱조정코일(91)을 구비한 광픽업 액츄에이터에 있어서, 상기 대물렌즈홀더(90)가 다수개 수평으로 안착되어 대물렌즈홀더(90)의 저면에 형성된 하부요홈(93)이 끼워지는 받침돌기(61)가 상부면에 형성된 받침부재(50)와, 상기 받침부재(50)의 양측 끝단부를 각각 지지해 주고, 좌,우로 관통된 끼움공(53)이 형성된 받침부재(50)와, 상기 받침부재(50)의 끼움공(53)에 끼워지는 고정볼트(53)에 의해 너트(81)로 체결되어 수평지지부재(60)상에 안착된 대물렌즈홀더(90)의 상부면을 눌러 고정시키는 누름부재(70)로 구성된 것을 특징으로 하는 선재 처리용 대물렌즈홀더 고정장치.An objective lens holder 90 on which the objective lens is seated on the upper surface and an objective lens holder 90 which is wound or glued on the outer circumferential surface of the objective lens holder 90 and is connected to the coil cover 94, A plurality of objective lens holders 90 are horizontally seated on the bottom surface of the objective lens holder 90 and a plurality of objective lens holders 90 are mounted horizontally on the bottom surface of the objective lens holder 90. In the optical pickup actuator having the tracking adjusting coil 92 and the focusing adjusting coil 91, A support member 50 having a support projection 61 on which a lower groove 93 formed in the upper surface of the support member 50 is inserted and which supports both ends of the support member 50, 53 and a fixing bolt 53 fitted in the fitting hole 53 of the receiving member 50 and is seated on the horizontal supporting member 60 And a pressing member (70) for pressing and fixing the upper surface of the objective lens holder (90) The objective lens holder fixing device for the wire rod processing. 제1항에 있어서, 상기 받침부재(50)는 ㄷ 자형상으로 형성되고, 일 받침부재(50)상의 적소에 하부고정자석(51)이 부설된 것을 특징으로 하는 선재 처리용 대물렌즈홀더 고정장치.The apparatus according to claim 1, characterized in that the supporting member (50) is formed in a C shape and a lower fixing magnet (51) is attached at a proper position on a supporting member (50) . 제1항에 있어서, 상기 수평지지부재(60)인 받침돌기(61)의 상부면에는 대물렌즈홀더(90)의 광통공(95)에 끼워지는 끼움돌기(62)가 형성된 것을 특징으로 하는 선재 처리용 대물렌즈홀더 고정장치.The lens barrel according to claim 1, wherein a fitting protrusion (62) is formed on an upper surface of the support protrusion (61) which is the horizontal support member (60) An objective lens holder fixing device for processing. 제1항에 있어서, 상기 누름부재(70)의 저면에는 대물렌즈홀더(90)의 상부요홈(94)에 끼워져 대물렌즈홀더(90)를 눌러주는 누름돌기(71)가 다수개 형성되고, 누름부재(70)의 끝단부 저면에는 상기 하부고정자석(51)에 자화 접촉되는 상부고정자석(73)이 설치되는 것을 특징으로 하는 선재 처리용 대물렌즈홀더 고정장치.The lens barrel according to claim 1, wherein a plurality of pressing projections (71) that are fitted in the upper groove (94) of the objective lens holder (90) and press the objective lens holder (90) are formed on the bottom surface of the pressing member And an upper fixed magnet (73) magnetically contacted to the lower fixed magnet (51) is provided on a bottom surface of an end portion of the member (70). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960013006A 1996-04-26 1996-04-26 An optical lens holder fixing device for wire treatment KR0174472B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019960013006A KR0174472B1 (en) 1996-04-26 1996-04-26 An optical lens holder fixing device for wire treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960013006A KR0174472B1 (en) 1996-04-26 1996-04-26 An optical lens holder fixing device for wire treatment

Publications (2)

Publication Number Publication Date
KR970071543A true KR970071543A (en) 1997-11-07
KR0174472B1 KR0174472B1 (en) 1999-04-15

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Application Number Title Priority Date Filing Date
KR1019960013006A KR0174472B1 (en) 1996-04-26 1996-04-26 An optical lens holder fixing device for wire treatment

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KR0174472B1 (en) 1999-04-15

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