FI100486B - Menetelmä ainakin yhden optoelektrisen kameran avulla tapahtuvaa esine iden tarkastamista varten, näiden esineiden ollessa valaistuina vähint ään kahdelta suunnalta ja niistä saadun kuvan sisältäessävähintään ka ksi pituussuuntaista reunaa, sekä laitteet - Google Patents

Menetelmä ainakin yhden optoelektrisen kameran avulla tapahtuvaa esine iden tarkastamista varten, näiden esineiden ollessa valaistuina vähint ään kahdelta suunnalta ja niistä saadun kuvan sisältäessävähintään ka ksi pituussuuntaista reunaa, sekä laitteet

Info

Publication number
FI100486B
FI100486B FI905298A FI905298A FI100486B FI 100486 B FI100486 B FI 100486B FI 905298 A FI905298 A FI 905298A FI 905298 A FI905298 A FI 905298A FI 100486 B FI100486 B FI 100486B
Authority
FI
Finland
Prior art keywords
illuminated
carrying
different directions
longitudinal edges
viewing objects
Prior art date
Application number
FI905298A
Other languages
English (en)
Swedish (sv)
Other versions
FI905298A0 (fi
Inventor
Soeren Soederholm
Original Assignee
Rema Control Ab
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 Rema Control Ab filed Critical Rema Control Ab
Publication of FI905298A0 publication Critical patent/FI905298A0/fi
Application granted granted Critical
Publication of FI100486B publication Critical patent/FI100486B/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B31/00—Arrangements for conveying, loading, turning, adjusting, or discharging the log or timber, specially designed for saw mills or sawing machines
    • B27B31/04—Turning equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B31/00—Arrangements for conveying, loading, turning, adjusting, or discharging the log or timber, specially designed for saw mills or sawing machines
    • B27B31/06—Adjusting equipment, e.g. using optical projection
    • 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
    • G01B11/024—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by means of diode-array scanning
    • 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
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/245—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
    • 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
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G01N21/898—Irregularities in textured or patterned surfaces, e.g. textiles, wood
    • G01N21/8986—Wood
    • 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
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8854—Grading and classifying of flaws
    • G01N2021/8867—Grading and classifying of flaws using sequentially two or more inspection runs, e.g. coarse and fine, or detecting then analysing
    • 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
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/10—Scanning
    • G01N2201/102—Video camera

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Forests & Forestry (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
FI905298A 1989-10-27 1990-10-26 Menetelmä ainakin yhden optoelektrisen kameran avulla tapahtuvaa esine iden tarkastamista varten, näiden esineiden ollessa valaistuina vähint ään kahdelta suunnalta ja niistä saadun kuvan sisältäessävähintään ka ksi pituussuuntaista reunaa, sekä laitteet FI100486B (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8903593A SE468107B (sv) 1989-10-27 1989-10-27 Foerfarande foer att medelst aatminstone en optoelektrisk kamera avsyna foeremaal vilka belyses fraan aatminstone tvaa skilda haall och vilkas avbildning uppvisar aatminstone tvaa laengdkanter, samt anordning foer genomfoerande av foerfarandet

Publications (2)

Publication Number Publication Date
FI905298A0 FI905298A0 (fi) 1990-10-26
FI100486B true FI100486B (fi) 1997-12-15

Family

ID=20377308

Family Applications (1)

Application Number Title Priority Date Filing Date
FI905298A FI100486B (fi) 1989-10-27 1990-10-26 Menetelmä ainakin yhden optoelektrisen kameran avulla tapahtuvaa esine iden tarkastamista varten, näiden esineiden ollessa valaistuina vähint ään kahdelta suunnalta ja niistä saadun kuvan sisältäessävähintään ka ksi pituussuuntaista reunaa, sekä laitteet

Country Status (4)

Country Link
DE (1) DE4033485A1 (fi)
FI (1) FI100486B (fi)
NO (1) NO303511B1 (fi)
SE (2) SE468107B (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2634565A1 (en) 2012-03-02 2013-09-04 Fin Scan Oy Method and apparatus for determining the dimensions and external properties of three-dimensional objects such as sawn timber

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5406378A (en) * 1992-04-29 1995-04-11 Mpb Technologies Inc. Method and apparatus for non-contact and rapid identification of wood species
DE4223787C2 (de) * 1992-07-15 1995-08-17 Dimter Maschf Gmbh Anlage zur Bestimmung der Holzgüte von Schnitthölzern
FR2722573B1 (fr) * 1994-07-12 1996-10-04 Centre Techn Bois Ameublement Procede et dispositif de reconnaissance de particularites geometriques de pieces parallelepipediques de section polygonale
ITMI20011046A1 (it) * 2001-05-18 2002-11-18 C M L S R L Impianto atto a rilevare le irregolarita' dimensionali di tavole ottenute mediante sezionamento di tronchi allo scopo di memorizzare e di ot
ITBZ20110004A1 (it) * 2011-01-17 2012-07-18 Microtec Srl Apparecchiatura per il rilevamento di caratteristiche superficiali di un pezzo di legname
AT523313B1 (de) 2019-12-17 2022-02-15 Franz Neuhofer Vorrichtung zum Trennen eines mit einer durchgehenden Folie beschichteten Strangs aus aneinanderstoßenden Profilleisten
EP3865813A1 (en) * 2020-02-15 2021-08-18 Hewlett-Packard Development Company, L.P. Scanning of objects
EP4227673A1 (en) * 2022-01-27 2023-08-16 Finnos Oy Apparatus for capturing images of elongated timber

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2634565A1 (en) 2012-03-02 2013-09-04 Fin Scan Oy Method and apparatus for determining the dimensions and external properties of three-dimensional objects such as sawn timber

Also Published As

Publication number Publication date
DE4033485A1 (de) 1991-05-02
SE465559B (sv) 1991-09-30
NO904617L (no) 1991-04-29
SE9003248L (sv) 1991-04-28
SE468107B (sv) 1992-11-02
NO904617D0 (no) 1990-10-25
NO303511B1 (no) 1998-07-20
FI905298A0 (fi) 1990-10-26
SE9003248D0 (sv) 1990-10-11
SE8903593L (sv) 1991-04-28

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: REMACONTROL AB

GB Transfer or assigment of application

Owner name: REMACONTROL AB

GB Transfer or assigment of application

Owner name: REMACONTROL AB

MM Patent lapsed

Owner name: REMACONTROL AB