KR940019623A - 광파이버의 이상점 검출방법 및 장치 - Google Patents

광파이버의 이상점 검출방법 및 장치 Download PDF

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KR940019623A
KR940019623A KR1019940001705A KR19940001705A KR940019623A KR 940019623 A KR940019623 A KR 940019623A KR 1019940001705 A KR1019940001705 A KR 1019940001705A KR 19940001705 A KR19940001705 A KR 19940001705A KR 940019623 A KR940019623 A KR 940019623A
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South Korea
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speed
optical fiber
change
take
time
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KR1019940001705A
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KR960013571B1 (ko
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카츠유키 쯔네이시
유타카 이와무라
Original Assignee
쿠라우찌 노리타카
스미도모덴기고오교오 가부시기가이샤
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/0253—Controlling or regulating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/08—Testing mechanical properties
    • G01M11/088—Testing mechanical properties of optical fibres; Mechanical features associated with the optical testing of optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/40—Monitoring or regulating the draw tension or draw rate

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

본 발명은 와이어드로잉공정에 있어서 광파이버에 발생한 미세한 기포나 상처등의 이상점을 검출하는 방법 및 그 장치를 제공하는 것을 목적으로 한 것으로서, 그 구성에 있어서, 와이어드로잉장치에 연산처리장치(9)를 설치한 구성에서, 광파이버(3)의 외경변동을 캡스턴(4)에 피드백하고, 인수속도를 변화시켜서 일정 외경이 되도록 와이어드로잉할 때에, 소정의 기간내에 발생한 인수속도변화에 대해서 당해 기간에 대한 속도변화의 비율을 계산하고, 이 값과 미리 지정한 값을 비교해서 검출하는 것을 특징으로 한 것이다.

Description

광파이버의 이상점 검출방법 및 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 실시예의 구성을 표시한 개략도.
제2도는 본 실시예에 적용되는 연산처리장치의 구성을 표시한 블록도.

Claims (4)

  1. 광파이버의 외경변동을 캡스턴의 인수속도로 피드백하고, 인수속도로 변화시켜서 일정외경이 되도록 와이어드로잉할때에, 소정의 기간내에 발생한 인수속도변화에 대해서 당해기간에 대한 속도변화의 비율을 계산하고, 이 계산치와 미리 지정한 값을 비교해서 검지하는 것을 특징으로 하는 광파이버의 이상점 검출방법.
  2. 제1항에 있어서, 각 시각과 그때의 인수속도를 일단 기억하고 이것을 데이터베이스에 기준시각과 지정시각과의 기간에 대한 속도변화의 비율을 계산하고, 이하 기준시각을 순차이동해서 속도변화의 비율을 구비하는 것을 특징으로 하는 광파이버의 이상점 검출방법.
  3. 광파이버용 모재의 가열장치와, 와이어드로잉된 광파이버의 외경측정기와, 광파이버에 수지를 피복하는 도포장치와, 수지의 경화장치와, 외경측정기의 측정치에 의해서 인수속도가 제어되는 캡스턴을 구비한 와이어드로잉장치에 소정기간내에 있어서의 인수속도변화의 비율을 연산처리하는 장치가 장착된 것을 특징으로 하는 광파이버의 이상점 검출방법.
  4. 제3항에 있어서, 연산처리장치가, 캡스턴의 인수속도를 샘플링하는 입력장치와, 샘플링된 인수속도와 그 시각을 축적하는 기억장치와, 소정의 기간에 대한 그 기간에 발생한 인수속도변화의 비율을 계산하는 연산기와, 연산기의 출력과 미리 지정한 값을 비교하는 비교기와, 비교기의 출력에 의해서 작동하는 이상점 검지기를 구비한 것을 특징으로 하는 광파이버의 이상점 검출방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940001705A 1993-02-15 1994-01-31 광파이버의 이상점 검출방법 및 장치 KR960013571B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP02506393A JP3348453B2 (ja) 1993-02-15 1993-02-15 光ファイバの異常点検出方法及び装置
JP93-25063 1993-02-15

Publications (2)

Publication Number Publication Date
KR940019623A true KR940019623A (ko) 1994-09-14
KR960013571B1 KR960013571B1 (ko) 1996-10-09

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KR1019940001705A KR960013571B1 (ko) 1993-02-15 1994-01-31 광파이버의 이상점 검출방법 및 장치

Country Status (7)

Country Link
US (1) US5449393A (ko)
EP (1) EP0615961B1 (ko)
JP (1) JP3348453B2 (ko)
KR (1) KR960013571B1 (ko)
AU (1) AU671333B2 (ko)
DE (1) DE69400302T2 (ko)
ES (1) ES2092341T3 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100492964B1 (ko) * 2002-07-29 2005-06-07 삼성전자주식회사 광섬유 인출장치 및 광섬유 모재 급송속도 제어방법
KR100877647B1 (ko) * 2007-02-02 2009-01-09 엘에스전선 주식회사 광섬유 인선공정에서 광섬유 클래드층의 보이드 결함 감시장치 및 그 방법

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19536960A1 (de) * 1995-10-04 1996-03-21 Heraeus Quarzglas Verfahren und Vorrichtung zum Herstellen eines Bauteils aus Glas durch Ziehen aus einem Rohling
US5647884A (en) * 1996-01-19 1997-07-15 Alcatel Na Cable Systems, Inc. Apparatus for reducing deformation of a coating on a coated optical fiber
US6371394B1 (en) * 1998-12-23 2002-04-16 Pirelli Cavi E Sistemi S.P.A. Method for winding a fibre element having different longitudinal portions
US6354113B2 (en) * 1999-01-20 2002-03-12 Alcatel Fiber optic draw furnace featuring a fiber optic preform heating and fiber drawing programmable logic controller
AU2002240314A1 (en) * 2001-02-07 2002-08-19 Omniguide Communications Optical waveguide monitoring
EP1456141A1 (en) * 2001-12-19 2004-09-15 Pirelli & C. S.p.A. Process for determining the drawing tension in the manufacturing of an optical fibre
DK1456140T3 (da) * 2001-12-21 2014-01-20 Prysmian Spa Fremgangsmåde til fremstilling af en mikrostruktureret optisk fiber
US7886561B2 (en) * 2002-06-19 2011-02-15 Sumitomo Electric Industries, Ltd. Method for drawing glass parent material and drawing machine for use therein
US6772974B2 (en) * 2002-11-19 2004-08-10 Fitel Usa Corp. Systems and methods for precision mapping and removal of defects in a spooled material using spool rotation and variable winding pitch
US8256085B2 (en) * 2008-11-17 2012-09-04 Lincoln Global, Inc. System and method for classifying wire
KR101290091B1 (ko) * 2009-03-30 2013-08-05 도요세이칸 그룹 홀딩스 가부시키가이샤 Ｇｒｉｎ 렌즈·파이버의 선직경 제어 방법 및 인선 장치
CN103048116B (zh) * 2012-12-19 2015-04-29 华为技术有限公司 一种光纤在位检测方法及装置、微控制器
WO2016060646A1 (en) * 2014-10-14 2016-04-21 Heraeus Tenevo Llc Apparatus and method for preform or tube drawing based on its viscosity
CN113500005B (zh) * 2021-06-30 2023-04-07 广州宏晟光电科技股份有限公司 一种光纤丝分选系统、分选方法及装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046539A (en) * 1974-05-28 1977-09-06 Owens-Corning Fiberglas Corporation Method and apparatus for producing glass fibers
JPS52120841A (en) * 1976-04-05 1977-10-11 Hitachi Ltd Optical fiber producing apparatus
JPS52154644A (en) * 1976-06-18 1977-12-22 Hitachi Ltd Optical fiber manufacturing device
JPS5311039A (en) * 1976-07-19 1978-02-01 Hitachi Ltd Controller of diameter of optical fiber
US4146373A (en) * 1977-12-23 1979-03-27 Owens-Corning Fiberglas Corporation Bushing construction
IN169141B (ko) * 1985-08-21 1991-09-07 Stc Plc
GB2179339B (en) * 1986-08-14 1989-04-05 Stc Plc Optical fibre manufacture
US4867775A (en) * 1988-08-08 1989-09-19 Corning Incorporated Method and apparatus for coating optical fibers
JP2765033B2 (ja) * 1989-04-14 1998-06-11 住友電気工業株式会社 光ファイバーの線引方法
US5079433A (en) * 1990-10-05 1992-01-07 Corning Incorporated Method for monitoring fiber tension by measuring fiber vibration frequency
US5172421A (en) * 1991-03-27 1992-12-15 Hughes Aircraft Company Automated method of classifying optical fiber flaws
US5185636A (en) * 1991-12-31 1993-02-09 Corning Incorporated Method for detecting defects in fibers
US5314517A (en) * 1992-12-31 1994-05-24 Corning Incorporated Method controlling the draw rate in the drawing of a glass feedstock

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100492964B1 (ko) * 2002-07-29 2005-06-07 삼성전자주식회사 광섬유 인출장치 및 광섬유 모재 급송속도 제어방법
KR100877647B1 (ko) * 2007-02-02 2009-01-09 엘에스전선 주식회사 광섬유 인선공정에서 광섬유 클래드층의 보이드 결함 감시장치 및 그 방법

Also Published As

Publication number Publication date
KR960013571B1 (ko) 1996-10-09
AU671333B2 (en) 1996-08-22
DE69400302D1 (de) 1996-08-22
DE69400302T2 (de) 1996-11-21
JPH06239641A (ja) 1994-08-30
JP3348453B2 (ja) 2002-11-20
ES2092341T3 (es) 1996-11-16
EP0615961A1 (en) 1994-09-21
US5449393A (en) 1995-09-12
AU5513894A (en) 1994-08-18
EP0615961B1 (en) 1996-07-17

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