CA1125915A - Electro-optical gaging system - Google Patents

Electro-optical gaging system

Info

Publication number
CA1125915A
CA1125915A CA299,089A CA299089A CA1125915A CA 1125915 A CA1125915 A CA 1125915A CA 299089 A CA299089 A CA 299089A CA 1125915 A CA1125915 A CA 1125915A
Authority
CA
Canada
Prior art keywords
bar
size
electro
camera
pulse
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.)
Expired
Application number
CA299,089A
Other languages
English (en)
French (fr)
Inventor
Tom L. Galanis
Richard S. Hostetter, Jr.
Joel L. Hoffner
John C. Clymer
Ronald W. Yerkes
Duane T. Jones
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.)
Australian and Overseas Telecommunications Corp Ltd
Bethlehem Steel Corp
Original Assignee
Individual
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
Priority claimed from US05/778,809 external-priority patent/US4121292A/en
Priority claimed from US05/778,810 external-priority patent/US4121294A/en
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA1125915A publication Critical patent/CA1125915A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/022—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by means of tv-camera scanning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
    • B21B38/04—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring thickness, width, diameter or other transverse dimensions of the product
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
    • G01B11/10—Measuring arrangements characterised by the use of optical techniques for measuring diameters of objects while moving
    • G01B11/105—Measuring arrangements characterised by the use of optical techniques for measuring diameters of objects while moving using photoelectric detection means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Control Of Metal Rolling (AREA)
CA299,089A 1977-03-17 1978-03-16 Electro-optical gaging system Expired CA1125915A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US05/778,809 US4121292A (en) 1977-03-17 1977-03-17 Electro-optical gaging system having dual cameras on a scanner
US778,810 1977-03-17
US05/778,810 US4121294A (en) 1977-03-17 1977-03-17 Electro-optical gaging system
US778,809 1977-03-17

Publications (1)

Publication Number Publication Date
CA1125915A true CA1125915A (en) 1982-06-15

Family

ID=27119507

Family Applications (1)

Application Number Title Priority Date Filing Date
CA299,089A Expired CA1125915A (en) 1977-03-17 1978-03-16 Electro-optical gaging system

Country Status (9)

Country Link
JP (1) JPS5415768A (cs)
CA (1) CA1125915A (cs)
DE (1) DE2811707A1 (cs)
FR (1) FR2384234A1 (cs)
GB (1) GB1597564A (cs)
IT (1) IT1109651B (cs)
LU (1) LU79257A1 (cs)
NL (1) NL7802956A (cs)
SE (1) SE429163C (cs)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5567607A (en) * 1978-11-17 1980-05-21 Hajime Sangyo Kk Pattern discrimination method
DE2927410A1 (de) * 1979-07-06 1981-01-08 Siemens Ag Anordnung zur ueberwachung des laengsprofils von geschliffenen zylinderbolzen
DE4013792C2 (de) * 1990-04-28 1994-11-03 Wolfgang Madlener Längenmeßvorrichtung
DE4105838A1 (de) * 1991-02-25 1992-09-03 Rheydt Kabelwerk Ag Optoelektronisches messverfahren
DE19829670A1 (de) * 1997-07-04 1999-01-07 Visicontrol Ges Fuer Elektroni Vorrichtung zur Vermessung von heißen Gegenständen
DE10304503A1 (de) * 2003-02-05 2004-08-19 Hauni Maschinenbau Ag Vorrichtung und Verfahren zum Messen des Durchmessers eines stabförmigen Gegenstandes insbesondere der tabakverarbeitenden Industrie
JP2004264063A (ja) 2003-02-20 2004-09-24 Ihi Aerospace Co Ltd 撮像装置
DE112006003716A5 (de) 2005-12-02 2008-10-30 HOS Hottinger Systems GbR (vertretungsberechtigter Gesellschafter: Walter Leo Pöhlandt, 68782 Brühl) Vorrichtung zur Durchgängigkeitsinspektion von durchgehenden Kanälen in Rotationssymmetrischen Teilen, insbesondere von Belüftungskanalen einer Bremsscheibe
DE102005061834B4 (de) 2005-12-23 2007-11-08 Ioss Intelligente Optische Sensoren & Systeme Gmbh Vorrichtung und Verfahren zum optischen Prüfen einer Oberfläche
KR100891842B1 (ko) * 2007-08-28 2009-04-07 주식회사 포스코 원형 선재 광학결함 검출장치 및 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE752635A (fr) * 1970-06-26 1970-12-28 Centre Rech Metallurgique Procede de mesure d'une dimension telle qu'une largeur,
US3897156A (en) * 1971-07-27 1975-07-29 Atmospheric Sciences Inc Structure for measuring the average diameter of an approximately circular cross-section of an object
JPS4958864A (cs) * 1972-10-05 1974-06-07
US3820366A (en) * 1972-11-06 1974-06-28 Westinghouse Electric Corp Rolling mill gauge control method and apparatus including temperatureand hardness correction
JPS5737806B2 (cs) * 1972-12-27 1982-08-12
JPS5535644B2 (cs) * 1972-12-28 1980-09-16
JPS5214112B2 (cs) * 1973-02-22 1977-04-19
US3856412A (en) * 1973-06-08 1974-12-24 Zygo Corp Optical noncontacting gauge
US3907439A (en) * 1973-08-14 1975-09-23 Zygo Corp Edge-sensing with a scanning laser beam
SE376968B (cs) * 1973-10-12 1975-06-16 Aga Ab
JPS50103366A (cs) * 1974-01-14 1975-08-15
JPS5525603B2 (cs) * 1974-03-14 1980-07-07
DE2516756A1 (de) * 1975-04-16 1976-10-28 Betr Forsch Inst Angew Forsch Verfahren und vorrichtung zur bestimmung einer flaechenabmessung in einer ebene

Also Published As

Publication number Publication date
FR2384234A1 (fr) 1978-10-13
IT1109651B (it) 1985-12-23
SE429163C (sv) 1985-11-18
GB1597564A (en) 1981-09-09
JPS6137562B2 (cs) 1986-08-25
FR2384234B1 (cs) 1984-06-01
DE2811707A1 (de) 1979-02-22
SE7802955L (sv) 1978-09-18
IT7867593A0 (it) 1978-03-17
NL7802956A (nl) 1978-09-19
SE429163B (sv) 1983-08-15
LU79257A1 (fr) 1978-11-03
JPS5415768A (en) 1979-02-05

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