ES2046440T3 - Metodo y dispositivo para detectar y clasificar la rugosidad derivada del tratamiento de una superficie. - Google Patents
Metodo y dispositivo para detectar y clasificar la rugosidad derivada del tratamiento de una superficie.Info
- Publication number
- ES2046440T3 ES2046440T3 ES198989124018T ES89124018T ES2046440T3 ES 2046440 T3 ES2046440 T3 ES 2046440T3 ES 198989124018 T ES198989124018 T ES 198989124018T ES 89124018 T ES89124018 T ES 89124018T ES 2046440 T3 ES2046440 T3 ES 2046440T3
- Authority
- ES
- Spain
- Prior art keywords
- area
- detection
- areas
- slope
- pixel
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000001514 detection method Methods 0.000 abstract 3
- 238000010835 comparative analysis Methods 0.000 abstract 1
- 238000004381 surface treatment Methods 0.000 abstract 1
Classifications
-
- 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
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
- G01B11/303—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces using photoelectric detection means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
UN METODO PARA LA DETECCION Y CLASIFICACION DEL PLEGAMIENTO DE UN TRATAMIENTO DE SUPERFICIAL, CARACTERIZADO PORQUE IMPLICA, EN EL SIGUIENTE ORDEN, LAS FUNCIONES QUE SE RELACIONAN A CONTINUACION: LA ILUMINACION DE UN AREA (6) SOMETIDA A EXAMEN MEDIANTE UN HAZ LUMINOSO COMPRENDE ESENCIALMENTE UNA PLURALIDAD DE AREAS DE LUZ, ALTERNADAS CON AREAS OSCURAS Y, PREFERENTEMENTE, CON BORDES BIEN DEFINIDOS ENTRE LAS AREAS ADYACENTES RESPECTIVAS; LA DETECCION DE UN HAZ REFLEJADO POR LA CITADA AREA (6) QUE SE VA EXAMINAR UTILIZANDO MEDIO (15) DETECTOR DE IMAGENES, ADAPTADO A EXPLORAR LA CITADA AREA (6) MEDIANTE ESCANSION, PARA OBTENER UNA SEÑAL ELECTRICA ALTERNATIVA EN LA DETECCION POSTERIOR DE LAS CITADAS LUZ Y AREAS OSCURAS; LA EJECUCION DE UN CALCULO MATEMATICO DE LA PENDIENTE Y NUMERO CORRESPONDIENTE DE PIXEL DE LA CITADA SEÑAL GENERADA POR EL CITADO MEDIO (15) DETECTOR DE IMAGENES, Y TRAZANDO UNA GRAFICA DE BARRAS QUE MUESTRA LA PENDIENTE, EN FUNCION DEL NUMERO DE PIXEL; Y LA EJECUCION DE UN ANALISIS COMPARATIVO DE LA GRAFICA DE BARRAS, OBTENIDA AL FINAL DE LA ESCANSION DE LA CITADA AREA SOMETIDA A EXAMEN, CON VALORES PREVIAMENMTE ESTABLECIDOS DE REFERENCIA.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT68151/88A IT1224030B (it) | 1988-12-23 | 1988-12-23 | Metodo e dispositivo per il rilievo e la classivicazione della raggrinzatura di trattamenti superficiali |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2046440T3 true ES2046440T3 (es) | 1994-02-01 |
Family
ID=11308191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES198989124018T Expired - Lifetime ES2046440T3 (es) | 1988-12-23 | 1989-12-27 | Metodo y dispositivo para detectar y clasificar la rugosidad derivada del tratamiento de una superficie. |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0374977B1 (es) |
BR (1) | BR8906757A (es) |
DE (1) | DE68910791T2 (es) |
ES (1) | ES2046440T3 (es) |
IT (1) | IT1224030B (es) |
PL (1) | PL164250B1 (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3235012A (en) * | 1964-04-13 | 1966-02-15 | Johnson Farm Machinery Co Inc | Seed bed shaping and tilling device |
NL9001164A (nl) * | 1990-05-18 | 1991-12-16 | Hoogovens Groep Bv | Werkwijze en inrichting ter bepaling van de beeldhelderheid van een oppervlak. |
US5078496A (en) * | 1990-08-14 | 1992-01-07 | Autospect, Inc. | Machine vision surface characterization system |
WO1993012615A1 (en) * | 1991-12-19 | 1993-06-24 | The United States Of America, Represented By The Secretary, United States Department Of Commerce | Method and apparatus for assessment of surface smoothness using reflected energy |
DE4301546C2 (de) * | 1993-01-21 | 2002-08-08 | Isra Vision Systems Ag | Einrichtung zum Prüfen von Oberflächen von Werkstücken |
US5566244A (en) * | 1993-11-22 | 1996-10-15 | Honda Giken Kogyo Kabushiki Kaisha | Method of inspecting a workpiece surface including a picturing system with a shortened focal plane |
DE19612093A1 (de) * | 1996-03-27 | 1997-10-02 | Krupp Ag Hoesch Krupp | Verfahren und Einrichtung zum Messen von Oberflächenwelligkeiten |
DE19941028A1 (de) | 1999-08-28 | 2001-04-05 | Willing Gmbh Dr Ing | Beleuchtungsvorrichtung mit blattförmiger Lichtverteilung zur Oberflächeninspektion |
AT502094B1 (de) * | 2005-06-20 | 2007-08-15 | Polymer Competence Ct Leoben G | Verfahren zur analyse der oberflächeneigenschaften eines materials |
AT513062A1 (de) * | 2012-07-09 | 2014-01-15 | Polymer Competence Ct Leoben Gmbh | Vorrichtung zur Erfassung des Glanzes einer Oberfläche eines Gegenstandes |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2867149A (en) * | 1953-10-05 | 1959-01-06 | Bell Telephone Labor Inc | Method of determining surface flatness |
JPS6175236A (ja) * | 1984-09-20 | 1986-04-17 | Nippon Soken Inc | 塗装面測定装置 |
JPH05271289A (ja) * | 1992-03-17 | 1993-10-19 | Ishihara Sangyo Kaisha Ltd | ポリペプチド |
-
1988
- 1988-12-23 IT IT68151/88A patent/IT1224030B/it active
-
1989
- 1989-12-21 BR BR898906757A patent/BR8906757A/pt unknown
- 1989-12-22 PL PL89282932A patent/PL164250B1/pl unknown
- 1989-12-27 DE DE89124018T patent/DE68910791T2/de not_active Expired - Fee Related
- 1989-12-27 ES ES198989124018T patent/ES2046440T3/es not_active Expired - Lifetime
- 1989-12-27 EP EP89124018A patent/EP0374977B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0374977B1 (en) | 1993-11-18 |
DE68910791D1 (de) | 1993-12-23 |
IT8868151A0 (it) | 1988-12-23 |
DE68910791T2 (de) | 1994-03-31 |
BR8906757A (pt) | 1990-09-18 |
EP0374977A1 (en) | 1990-06-27 |
IT1224030B (it) | 1990-09-26 |
PL164250B1 (en) | 1994-07-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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