CA2584377A1 - Procede et systeme de detection de caracteristiques d'un bois debite par scannage final - Google Patents
Procede et systeme de detection de caracteristiques d'un bois debite par scannage final Download PDFInfo
- Publication number
- CA2584377A1 CA2584377A1 CA002584377A CA2584377A CA2584377A1 CA 2584377 A1 CA2584377 A1 CA 2584377A1 CA 002584377 A CA002584377 A CA 002584377A CA 2584377 A CA2584377 A CA 2584377A CA 2584377 A1 CA2584377 A1 CA 2584377A1
- Authority
- CA
- Canada
- Prior art keywords
- board
- boards
- lumber
- information
- pith
- 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.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000012545 processing Methods 0.000 claims abstract description 55
- 238000004458 analytical method Methods 0.000 claims abstract description 18
- 238000005286 illumination Methods 0.000 claims description 13
- 239000002023 wood Substances 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 3
- 238000009966 trimming Methods 0.000 claims description 3
- 238000004040 coloring Methods 0.000 claims 1
- 238000010186 staining Methods 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 11
- 230000007547 defect Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 18
- 241000894007 species Species 0.000 description 10
- 238000007689 inspection Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 240000005020 Acaciella glauca Species 0.000 description 2
- 241000251730 Chondrichthyes Species 0.000 description 2
- 235000005018 Pinus echinata Nutrition 0.000 description 2
- 241001236219 Pinus echinata Species 0.000 description 2
- 235000017339 Pinus palustris Nutrition 0.000 description 2
- 238000010191 image analysis Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 240000005589 Calophyllum inophyllum Species 0.000 description 1
- 101100117236 Drosophila melanogaster speck gene Proteins 0.000 description 1
- 206010035148 Plague Diseases 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 235000003499 redwood Nutrition 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012358 sourcing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/12—Sorting according to size characterised by the application to particular articles, not otherwise provided for
- B07C5/14—Sorting timber or logs, e.g. tree trunks, beams, planks or the like
-
- 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
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/46—Wood
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Textile Engineering (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Forests & Forestry (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002584377A CA2584377A1 (fr) | 2004-10-21 | 2005-10-21 | Procede et systeme de detection de caracteristiques d'un bois debite par scannage final |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2,485,668 | 2004-10-21 | ||
| CA002485668A CA2485668A1 (fr) | 2004-10-21 | 2004-10-21 | Methode et systeme de detection des caracteristiques du bois d'oeuvre par balayage d'extremite |
| CA002584377A CA2584377A1 (fr) | 2004-10-21 | 2005-10-21 | Procede et systeme de detection de caracteristiques d'un bois debite par scannage final |
| PCT/CA2005/001614 WO2006042411A1 (fr) | 2004-10-21 | 2005-10-21 | Procede et systeme de detection de caracteristiques d'un bois debite par scannage final |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2584377A1 true CA2584377A1 (fr) | 2006-04-27 |
Family
ID=38227691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002584377A Abandoned CA2584377A1 (fr) | 2004-10-21 | 2005-10-21 | Procede et systeme de detection de caracteristiques d'un bois debite par scannage final |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2584377A1 (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107091609A (zh) * | 2017-06-02 | 2017-08-25 | 四川大学 | 一种全自动机器视觉定子线棒检测装置 |
| CN113843180A (zh) * | 2021-09-16 | 2021-12-28 | 大连华信计算机技术股份有限公司 | 一种基于深度学习方法的木皮颜色分拣系统及装置 |
-
2005
- 2005-10-21 CA CA002584377A patent/CA2584377A1/fr not_active Abandoned
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107091609A (zh) * | 2017-06-02 | 2017-08-25 | 四川大学 | 一种全自动机器视觉定子线棒检测装置 |
| CN107091609B (zh) * | 2017-06-02 | 2023-07-07 | 四川大学 | 一种全自动机器视觉定子线棒检测装置 |
| CN113843180A (zh) * | 2021-09-16 | 2021-12-28 | 大连华信计算机技术股份有限公司 | 一种基于深度学习方法的木皮颜色分拣系统及装置 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |