ZA984341B - Automatic detection of surface defects for continuously cast products with continuous mechanical removal of the material - Google Patents

Automatic detection of surface defects for continuously cast products with continuous mechanical removal of the material

Info

Publication number
ZA984341B
ZA984341B ZA984341A ZA984341A ZA984341B ZA 984341 B ZA984341 B ZA 984341B ZA 984341 A ZA984341 A ZA 984341A ZA 984341 A ZA984341 A ZA 984341A ZA 984341 B ZA984341 B ZA 984341B
Authority
ZA
South Africa
Prior art keywords
automatic detection
surface defects
continuously cast
mechanical removal
cast products
Prior art date
Application number
ZA984341A
Other languages
English (en)
Inventor
Volker Rainer Schneider
Hans-Joachim Braach
Original Assignee
Siemag Transplan Gmbh
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 Siemag Transplan Gmbh filed Critical Siemag Transplan Gmbh
Publication of ZA984341B publication Critical patent/ZA984341B/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0004—Industrial image inspection
    • G06T7/001—Industrial image inspection using an image reference approach
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • B24B49/12—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8914—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the material examined
    • G01N2021/8918—Metal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30108—Industrial image inspection
    • G06T2207/30116—Casting
ZA984341A 1997-05-23 1998-05-22 Automatic detection of surface defects for continuously cast products with continuous mechanical removal of the material ZA984341B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97108365A EP0880023A1 (de) 1997-05-23 1997-05-23 Verfahren und Vorrichtung zur automatischen Detektion von Oberflächenfehlern beim kontinuierlichen mechanischem Abtragen von Material von Stranggiessprodukten

Publications (1)

Publication Number Publication Date
ZA984341B true ZA984341B (en) 1998-10-19

Family

ID=8226820

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA984341A ZA984341B (en) 1997-05-23 1998-05-22 Automatic detection of surface defects for continuously cast products with continuous mechanical removal of the material

Country Status (9)

Country Link
US (1) US6184924B1 (xx)
EP (1) EP0880023A1 (xx)
JP (1) JPH1151877A (xx)
KR (1) KR100536118B1 (xx)
CN (1) CN1078519C (xx)
AU (1) AU743622B2 (xx)
BR (1) BR9805075A (xx)
TW (1) TW383238B (xx)
ZA (1) ZA984341B (xx)

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Also Published As

Publication number Publication date
CN1211488A (zh) 1999-03-24
AU6484898A (en) 1998-11-26
TW383238B (en) 2000-03-01
EP0880023A1 (de) 1998-11-25
US6184924B1 (en) 2001-02-06
KR100536118B1 (ko) 2006-02-28
KR19980087315A (ko) 1998-12-05
BR9805075A (pt) 1999-11-16
AU743622B2 (en) 2002-01-31
JPH1151877A (ja) 1999-02-26
CN1078519C (zh) 2002-01-30

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