NO303511B1 - FremgangsmÕte og anordning for automatisk besiktigelse av mÕlegjenstander - Google Patents
FremgangsmÕte og anordning for automatisk besiktigelse av mÕlegjenstander Download PDFInfo
- Publication number
- NO303511B1 NO303511B1 NO904617A NO904617A NO303511B1 NO 303511 B1 NO303511 B1 NO 303511B1 NO 904617 A NO904617 A NO 904617A NO 904617 A NO904617 A NO 904617A NO 303511 B1 NO303511 B1 NO 303511B1
- Authority
- NO
- Norway
- Prior art keywords
- measuring
- measurement
- camera
- lighting
- conveyor
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 23
- 238000007689 inspection Methods 0.000 title claims description 8
- 238000005259 measurement Methods 0.000 claims description 83
- 230000003287 optical effect Effects 0.000 claims description 32
- 238000005286 illumination Methods 0.000 claims description 7
- 238000011156 evaluation Methods 0.000 claims description 4
- 230000014509 gene expression Effects 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- 239000000969 carrier Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
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)
- Textile Engineering (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
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 (3)
| Publication Number | Publication Date |
|---|---|
| NO904617D0 NO904617D0 (no) | 1990-10-25 |
| NO904617L NO904617L (no) | 1991-04-29 |
| NO303511B1 true NO303511B1 (no) | 1998-07-20 |
Family
ID=20377308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO904617A NO303511B1 (no) | 1989-10-27 | 1990-10-25 | FremgangsmÕte og anordning for automatisk besiktigelse av mÕlegjenstander |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE4033485A1 (fi) |
| FI (1) | FI100486B (fi) |
| NO (1) | NO303511B1 (fi) |
| SE (2) | SE468107B (fi) |
Families Citing this family (9)
| 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 |
| FI124426B (fi) | 2012-03-02 | 2014-08-29 | Fin Scan Oy | Menetelmä ja laitteisto kolmiulotteisten kappaleiden, esimerkiksi puutavaran dimensioiden ja ulkoisten ominaisuuksien määrittämiseksi |
| 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 |
-
1989
- 1989-10-27 SE SE8903593A patent/SE468107B/sv not_active IP Right Cessation
-
1990
- 1990-10-11 SE SE9003248A patent/SE465559B/sv not_active IP Right Cessation
- 1990-10-20 DE DE19904033485 patent/DE4033485A1/de not_active Withdrawn
- 1990-10-25 NO NO904617A patent/NO303511B1/no unknown
- 1990-10-26 FI FI905298A patent/FI100486B/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI905298A0 (fi) | 1990-10-26 |
| FI100486B (fi) | 1997-12-15 |
| NO904617D0 (no) | 1990-10-25 |
| DE4033485A1 (de) | 1991-05-02 |
| SE468107B (sv) | 1992-11-02 |
| NO904617L (no) | 1991-04-29 |
| SE9003248L (sv) | 1991-04-28 |
| SE465559B (sv) | 1991-09-30 |
| SE9003248D0 (sv) | 1990-10-11 |
| SE8903593L (sv) | 1991-04-28 |
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