DE69010280D1 - Verfahren zur Inspektion einer Düse zur Herstellung einer Wabenstruktur. - Google Patents
Verfahren zur Inspektion einer Düse zur Herstellung einer Wabenstruktur.Info
- Publication number
- DE69010280D1 DE69010280D1 DE69010280T DE69010280T DE69010280D1 DE 69010280 D1 DE69010280 D1 DE 69010280D1 DE 69010280 T DE69010280 T DE 69010280T DE 69010280 T DE69010280 T DE 69010280T DE 69010280 D1 DE69010280 D1 DE 69010280D1
- Authority
- DE
- Germany
- Prior art keywords
- inspecting
- nozzle
- manufacturing
- honeycomb structure
- honeycomb
- 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
Classifications
-
- 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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
- G01N21/95692—Patterns showing hole parts, e.g. honeycomb filtering structures
-
- 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
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N2021/1765—Method using an image detector and processing of image signal
- G01N2021/1768—Method using an image detector and processing of image signal using photographic film
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1049598A JPH0612253B2 (ja) | 1989-03-01 | 1989-03-01 | ハニカム成形用口金の検査方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69010280D1 true DE69010280D1 (de) | 1994-08-04 |
DE69010280T2 DE69010280T2 (de) | 1995-01-19 |
Family
ID=12835667
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69010280T Expired - Lifetime DE69010280T2 (de) | 1989-03-01 | 1990-02-27 | Verfahren zur Inspektion einer Düse zur Herstellung einer Wabenstruktur. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4988887A (de) |
EP (1) | EP0400777B1 (de) |
JP (1) | JPH0612253B2 (de) |
DE (1) | DE69010280T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07113523B2 (ja) * | 1990-06-19 | 1995-12-06 | 日本碍子株式会社 | ハニカムの表面粗度測定法及びそれに用いる表面粗度測定用測定子 |
US5463462A (en) * | 1993-03-31 | 1995-10-31 | Ngk Insulators, Ltd. | Method of and apparatus for inspecting honeycomb-shaped object having plural through holes |
DE19648272A1 (de) * | 1996-11-21 | 1998-05-28 | Emitec Emissionstechnologie | Verfahren und Vorrichtung zur Bestimmung einer Zelldichte eines Wabenkörpers, insbesondere für einen Abgaskatalysator |
US7701570B2 (en) * | 2005-12-12 | 2010-04-20 | Corning Incorporated | Collimated light method and system for detecting defects in honeycombs |
JP2008139184A (ja) * | 2006-12-04 | 2008-06-19 | Denso Corp | 微小間隙溝保有物体の検査方法及びその物体の修正方法 |
JP7206234B2 (ja) * | 2020-03-30 | 2023-01-17 | 日本碍子株式会社 | セラミックス製の円柱状ハニカム構造体の検査方法及び検査装置 |
CN116642829A (zh) * | 2023-07-26 | 2023-08-25 | 合肥金星智控科技股份有限公司 | 一种钢管端面检测装置及方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3264481A (en) * | 1963-07-12 | 1966-08-02 | Fmc Corp | Method and apparatus for inspecting spinnerets |
JPS52114717A (en) * | 1976-03-19 | 1977-09-26 | Asahi Chem Ind Co Ltd | Spinneret holders equipped with spinneret inspection device |
US4145714A (en) * | 1978-02-27 | 1979-03-20 | Robert W. MacDonald | Television flaw detector for inspecting the wall surface of a hole through a circuit board |
JPS58117440A (ja) * | 1982-01-05 | 1983-07-13 | Nec Corp | プリント回路板のスル−ホ−ル自動検査装置 |
US4560273A (en) * | 1982-11-30 | 1985-12-24 | Fujitsu Limited | Method and apparatus for inspecting plated through holes in printed circuit boards |
US4707132A (en) * | 1985-08-05 | 1987-11-17 | Dutton G Wayne | Process for sensing defects on a smooth cylindrical interior surface in tubing |
JP2522666B2 (ja) * | 1987-03-10 | 1996-08-07 | 日本セメント株式会社 | アルミナ・シリカ系焼結体の製造方法 |
US4806774A (en) * | 1987-06-08 | 1989-02-21 | Insystems, Inc. | Inspection system for array of microcircuit dies having redundant circuit patterns |
-
1989
- 1989-03-01 JP JP1049598A patent/JPH0612253B2/ja not_active Expired - Fee Related
-
1990
- 1990-02-27 EP EP90302070A patent/EP0400777B1/de not_active Expired - Lifetime
- 1990-02-27 DE DE69010280T patent/DE69010280T2/de not_active Expired - Lifetime
- 1990-03-01 US US07/486,921 patent/US4988887A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0400777A2 (de) | 1990-12-05 |
DE69010280T2 (de) | 1995-01-19 |
JPH02228513A (ja) | 1990-09-11 |
JPH0612253B2 (ja) | 1994-02-16 |
EP0400777B1 (de) | 1994-06-29 |
US4988887A (en) | 1991-01-29 |
EP0400777A3 (de) | 1991-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |