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KR970071512A - Pick-up base measuring device of optical pick-up actuator - Google Patents

Pick-up base measuring device of optical pick-up actuator

Info

Publication number
KR970071512A
KR970071512A KR1019960013010A KR19960013010A KR970071512A KR 970071512 A KR970071512 A KR 970071512A KR 1019960013010 A KR1019960013010 A KR 1019960013010A KR 19960013010 A KR19960013010 A KR 19960013010A KR 970071512 A KR970071512 A KR 970071512A
Authority
KR
South Korea
Prior art keywords
pick
base
laser beam
actuator
reflection mirror
Prior art date
Application number
KR1019960013010A
Other languages
Korean (ko)
Other versions
KR0175125B1 (en
Inventor
권영해
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.)
Filing date
Publication date
Application filed by 배순훈, 대우전자 주식회사 filed Critical 배순훈
Priority to KR1019960013010A priority Critical patent/KR0175125B1/en
Publication of KR970071512A publication Critical patent/KR970071512A/en
Application granted granted Critical
Publication of KR0175125B1 publication Critical patent/KR0175125B1/en

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
    • G11B7/08—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
    • G11B7/0935—Details of the moving 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

본 발명은 광픽업 액츄에이터의 픽업 베이스 측정장치에 관한 것으로서, 픽업 베이스의 반사미러가 설치되는 부착면의 기울기상태를 측정하여 픽업 베이스에 반사미러를 조립함에 있어 픽업 베이스의 불량을 감별하여 제품의 오조립을 미연에 방지할 수 있도록 한 것으로, 이를 위해 본 발명은 광픽업 액츄에이터의 픽업 베이스(200)에 형성된 반사미러 부착면(220)의 평탄도를 측정하는 픽업 베이스의 측정장치(100)에 있어서, 상기 픽업 베이스에(200)에 형성된 이동공(201) 및 가이드홈(202)이 끼워지도록 일측면에 경사지게 제1고정돌기(301)와 제2고정돌기(320)가 형성된 지지부재(300)와, 상기 지지부재(300)의 상측에 ㄱ자형상으로 절곡되어 고정 설치된 프레임(400)과, 상기 프레임(400)의 일측 하부에 부착되어 전기적인 신호에 의해 레이져 빔을 주사하는 콜루메타(500)와, 상기 콜루메타(500)의 레이져 빔이 수직되는 기준점을 설정하기 위해 정반(700) 적소에 설치되는 기준 반사미러(600)와, 상기 콜루메타(500)에 결합되어 레이져 빔의 초점상태를 보정하기 위한 카메라(800)와, 상기 카메라(800)와 연결설치되어 레이져 빔의 집속상태를 디스플레이 시켜주는 모니터(900)로 설치되어 구성된 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pick-up base measuring apparatus for an optical pick-up actuator, which measures the inclination state of a mounting surface on which a reflection mirror of a pickup base is mounted, In order to achieve the above object, according to the present invention, there is provided a pick-up base measuring apparatus (100) for measuring a flatness of a reflection mirror attaching surface (220) formed on a pickup base (200) of an optical pick- A moving member 201 formed on the pickup base 200 and a supporting member 300 having a first fixing protrusion 301 and a second fixing protrusion 320 inclined at one side so as to sandwich the guide groove 202, A frame 400 which is fixedly bent and bent at the upper side of the support member 300 and a collar 400 attached to a lower side of the frame 400 to scan the laser beam by an electrical signal, A reference reflection mirror 600 installed at a position of the table 700 to set a reference point at which the laser beam of the columeter 500 is vertical, And a monitor 900 connected to the camera 800 and configured to display a focusing state of the laser beam.

Description

광픽업 액츄에이터의 픽업 베이스 측정장치Pick-up base measuring device of optical pick-up actuator

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

제4도는 본 발명인 픽업 베이스의 측정장치를 도시한 사시도, 제5도는 본 발명에 따른 픽업 베이스의 측정 상태를 보인 정면도.FIG. 4 is a perspective view showing a pick-up base measuring apparatus according to the present invention; FIG. 5 is a front view showing a pick-up base measurement state according to the present invention;

Claims (1)

광픽업 액츄에이터의 픽업 베이스(200)에 형성된 반사미러 부착면(220)의 평탄도를 측정하기 위해 정반(700)에 설치되는 픽업 베이스의 측정장치(100)에 있어서, 상기 픽업 베이스에(200)에 형성된 이동공(201) 및 가이드홈(202)이 끼워지도록 일측면에 경사지게 제1고정돌기(301)와 제2고정돌기(320)가 형성된 지지부재(300)와, 상기 지지부재(300)의 상측에 ㄱ자형상으로 절곡되어 고정 설치된 프레임(400)과, 상기 프레임(400)의 일측 하부에 부착되어 전기적인 신호에 의해 레이져 빔을 주사하는 콜루메타(500)와, 상기 콜루메타(500)의 레이져 빔이 수직되는 기준점을 설정하기 위해 정반(700) 적소에 설치되는 기준 반사미러(600)와, 상기 콜루메타(500)에 결합되어 레이져 빔의 초점상태를 보정하기 위한 카메라(800)와, 상기 카메라(800)와 연결설치되어 레이져 빔의 집속상태를 디스플레이 시켜주는 모니터(900)로 설치되어 구성된 것을 특징으로 하는 광픽업 액츄에이터의 픽업 베이스 측정장치.In the pick-up base measuring apparatus 100 provided in the base plate 700 for measuring the flatness of the reflecting mirror attaching surface 220 formed on the pick-up base 200 of the optical pick-up actuator, A supporting member 300 having a first fixing protrusion 301 and a second fixing protrusion 320 inclined at one side so as to sandwich the moving hole 201 and the guide groove 202 formed in the supporting member 300, A columeter 500 attached to a lower portion of one side of the frame 400 and scanning a laser beam by an electrical signal; A reference reflection mirror 600 installed at a position of the base 700 to set a reference point at which the laser beam of the laser beam is vertical, a camera 800 coupled to the columeter 500 for correcting the focus state of the laser beam, A camera 800 connected to the lens 800, It is provided to the monitor 900 to display that the measurement pick-up base of the optical pickup actuator, characterized in that the configured device. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960013010A 1996-04-26 1996-04-26 A pick-up base test device of optical pick-up actuators KR0175125B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019960013010A KR0175125B1 (en) 1996-04-26 1996-04-26 A pick-up base test device of optical pick-up actuators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960013010A KR0175125B1 (en) 1996-04-26 1996-04-26 A pick-up base test device of optical pick-up actuators

Publications (2)

Publication Number Publication Date
KR970071512A true KR970071512A (en) 1997-11-07
KR0175125B1 KR0175125B1 (en) 1999-04-15

Family

ID=19456779

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960013010A KR0175125B1 (en) 1996-04-26 1996-04-26 A pick-up base test device of optical pick-up actuators

Country Status (1)

Country Link
KR (1) KR0175125B1 (en)

Also Published As

Publication number Publication date
KR0175125B1 (en) 1999-04-15

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