IT8567864A0 - Dispositivo per il rilevamento ottico di anomalie sulla superficie di un pezzo particolarmente per robot di saldatura ad arco - Google Patents

Dispositivo per il rilevamento ottico di anomalie sulla superficie di un pezzo particolarmente per robot di saldatura ad arco

Info

Publication number
IT8567864A0
IT8567864A0 IT8567864A IT6786485A IT8567864A0 IT 8567864 A0 IT8567864 A0 IT 8567864A0 IT 8567864 A IT8567864 A IT 8567864A IT 6786485 A IT6786485 A IT 6786485A IT 8567864 A0 IT8567864 A0 IT 8567864A0
Authority
IT
Italy
Prior art keywords
anomalies
arc welding
optical detection
welding robots
piece particularly
Prior art date
Application number
IT8567864A
Other languages
English (en)
Other versions
IT1182607B (it
Inventor
Louis Gregory Alster
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of IT8567864A0 publication Critical patent/IT8567864A0/it
Application granted granted Critical
Publication of IT1182607B publication Critical patent/IT1182607B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
    • B23K9/127—Means for tracking lines during arc welding or cutting
    • B23K9/1272—Geometry oriented, e.g. beam optical trading
    • B23K9/1274—Using non-contact, optical means, e.g. laser means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/08—Means for transforming movement of the feeler or the like into feed movement of tool or work
    • B23Q35/12—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means
    • B23Q35/127—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means using non-mechanical sensing
    • B23Q35/128—Sensing by using optical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • Plasma & Fusion (AREA)
  • Automation & Control Theory (AREA)
  • Laser Beam Processing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Optical Couplings Of Light Guides (AREA)
IT67864/85A 1984-10-12 1985-10-11 Dispositivo per il rilevamento ottico di anomalie sulla superficie di un pezzo particolarmente per robot di saldatura ad arco IT1182607B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/660,354 US4614868A (en) 1984-10-12 1984-10-12 Fiber optic seam tracking apparatus

Publications (2)

Publication Number Publication Date
IT8567864A0 true IT8567864A0 (it) 1985-10-11
IT1182607B IT1182607B (it) 1987-10-05

Family

ID=24649194

Family Applications (2)

Application Number Title Priority Date Filing Date
IT8553930U IT8553930V0 (it) 1984-10-12 1985-10-11 Dispositivo per il rilevamento ottico di anomalie sulla superficie di un pezzo particolarmente per robotdi saldatura ad arco
IT67864/85A IT1182607B (it) 1984-10-12 1985-10-11 Dispositivo per il rilevamento ottico di anomalie sulla superficie di un pezzo particolarmente per robot di saldatura ad arco

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT8553930U IT8553930V0 (it) 1984-10-12 1985-10-11 Dispositivo per il rilevamento ottico di anomalie sulla superficie di un pezzo particolarmente per robotdi saldatura ad arco

Country Status (6)

Country Link
US (1) US4614868A (it)
EP (1) EP0203073B1 (it)
JP (1) JPH0658214B2 (it)
DE (1) DE3580915D1 (it)
IT (2) IT8553930V0 (it)
WO (1) WO1986002452A1 (it)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4806732A (en) * 1987-05-14 1989-02-21 Caterpillar Inc. Multi-power laser seam tracking system
US4850712A (en) * 1988-02-01 1989-07-25 Caterpillar Inc. Method and system for determining surface profile information
US5093553A (en) * 1991-06-04 1992-03-03 General Dynamics Land Systems, Inc. Hydrogen concentration detection in weld arc plasma
EP0574686A2 (en) * 1992-05-13 1993-12-22 The Spectranetics Corporation Linear scan method and system for cloupling energy into an optical fiber bundle
DE4321042C1 (de) * 1993-06-25 1994-09-15 Univ Schiller Jena Defekt-Klassifizierungs-Gerät
US20020088778A1 (en) * 1996-10-28 2002-07-11 Lasertech Usa, Llc Apparatus and method for laser welding bellows based on reference point determining
US6101299A (en) * 1998-06-05 2000-08-08 Astarte Fiber Networks, Inc. Optical switch targeting system
KR20010071420A (ko) 1998-06-05 2001-07-28 라오 허즐 디스크 드라이브를 위한 광 스위치
US6320993B1 (en) 1998-06-05 2001-11-20 Astarte Fiber Networks, Inc. Optical switch pathway configuration using control signals
CN1192263C (zh) * 1998-06-05 2005-03-09 Afn有限责任公司 平面阵列光开关和方法
US6097858A (en) * 1998-06-05 2000-08-01 Astarte Fiber Networks, Inc. Sensing configuration for fiber optic switch control system
US6097860A (en) * 1998-06-05 2000-08-01 Astarte Fiber Networks, Inc. Compact optical matrix switch with fixed location fibers
US6760506B2 (en) 1999-06-04 2004-07-06 Herzel Laor Optical switch and servo mechanism
US6610974B1 (en) 2000-06-05 2003-08-26 Calient Networks, Inc. Positioning a movable reflector in an optical switch
US6728016B1 (en) 2000-06-05 2004-04-27 Calient Networks, Inc. Safe procedure for moving mirrors in an optical cross-connect switch
US6587611B1 (en) 2000-06-06 2003-07-01 Calient Networks, Inc. Maintaining path integrity in an optical switch
CN1331642C (zh) * 2004-07-15 2007-08-15 上海交通大学 焊接机器人单目视觉传感器
US8803069B2 (en) * 2008-09-19 2014-08-12 Schweitzer Engineering Laboratories, Inc. Electro-optical radiation collector for arc flash detection
MX2011002462A (es) * 2008-09-19 2011-04-05 Schweitzer Engineering Lab Inc Deteccion segura de descarga por arco.
US8319173B2 (en) 2008-09-19 2012-11-27 Schweitzer Engineering Laboratories Inc Arc flash protection with self-test
CA2736137C (en) * 2008-09-19 2015-03-03 Schweitzer Engineering Laboratories, Inc. Validation of arc flash detection systems
CA2736007C (en) 2008-09-19 2014-11-18 Schweitzer Engineering Laboratories, Inc. Protective device with metering and oscillography
US20140009762A1 (en) * 2012-06-21 2014-01-09 Nikon Corporation Measurement assembly with fiber optic array
US9438028B2 (en) 2012-08-31 2016-09-06 Schweitzer Engineering Laboratories, Inc. Motor relay with integrated arc-flash detection
ES2887211T3 (es) * 2015-06-19 2021-12-22 Ipg Photonics Corp Sistema de soldadura láser con un cabezal de soldadura láser dotado de espejos móviles duales que proporcionan movimiento de haz con campo de visión limitado
MX392679B (es) * 2016-02-12 2025-03-24 Ipg Photonics Corp Cabezal de corte con laser con dos espejos moviles que proporcionan alineacion de haz y/o movimiento de bamboleo.
WO2018063452A1 (en) 2016-09-29 2018-04-05 Nlight, Inc. Adjustable beam characteristics
US10730785B2 (en) 2016-09-29 2020-08-04 Nlight, Inc. Optical fiber bending mechanisms
US10804689B2 (en) 2016-11-18 2020-10-13 Schweitzer Engineering Laboratories, Inc. Methods and systems for evaluating arc flash exposure hazard
US11837862B2 (en) 2020-10-09 2023-12-05 Schweitzer Engineering Laboratories, Inc. Arc-flash sensor using optical fiber

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT245335B (de) * 1963-07-09 1966-02-25 Knapsack Ag Vorrichtung zum Schnittfugenausgleich bei Werkzeugmaschine
GB1584452A (en) * 1977-01-25 1981-02-11 Schumag Gmbh Optical scanners
JPS5411764A (en) * 1977-06-29 1979-01-29 Fujitsu Ltd Surface condition measuring method of disc substrates
JPS54115148A (en) * 1978-02-28 1979-09-07 Machida Endoscope Co Ltd Internal examination mirror with sensor
US4473750A (en) * 1980-07-25 1984-09-25 Hitachi, Ltd. Three-dimensional shape measuring device
US4409477A (en) * 1981-06-22 1983-10-11 Sanders Associates, Inc. Scanning optical system
US4450339A (en) * 1982-07-26 1984-05-22 General Electric Company Welding torch with vision attachment
JPS5970908A (ja) * 1982-10-15 1984-04-21 Olympus Optical Co Ltd 内視鏡測距装置
US4491719A (en) * 1982-12-20 1985-01-01 General Electric Company Light pattern projector especially for welding

Also Published As

Publication number Publication date
DE3580915D1 (de) 1991-01-24
JPH0658214B2 (ja) 1994-08-03
IT8553930V0 (it) 1985-10-11
IT1182607B (it) 1987-10-05
WO1986002452A1 (en) 1986-04-24
EP0203073A4 (en) 1988-02-23
EP0203073A1 (en) 1986-12-03
EP0203073B1 (en) 1990-12-12
US4614868A (en) 1986-09-30
JPS62500398A (ja) 1987-02-19

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950929