CN113340901A - Method and system for detecting blockage of inner pore channels coated by high-number honeycomb carriers - Google Patents
Method and system for detecting blockage of inner pore channels coated by high-number honeycomb carriers Download PDFInfo
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- CN113340901A CN113340901A CN202110481866.9A CN202110481866A CN113340901A CN 113340901 A CN113340901 A CN 113340901A CN 202110481866 A CN202110481866 A CN 202110481866A CN 113340901 A CN113340901 A CN 113340901A
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- 239000011148 porous material Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000000969 carrier Substances 0.000 title claims description 7
- 239000012528 membrane Substances 0.000 claims abstract description 55
- 239000011248 coating agent Substances 0.000 claims abstract description 23
- 238000000576 coating method Methods 0.000 claims abstract description 23
- 238000003384 imaging method Methods 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 206010027146 Melanoderma Diseases 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
Classifications
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- 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
- G01N21/8806—Specially adapted optical and illumination features
-
- 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
-
- 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
- G01N21/8806—Specially adapted optical and illumination features
- G01N2021/8829—Shadow projection or structured background, e.g. for deflectometry
-
- 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
- G01N2021/8858—Flaw counting
Abstract
A method and system for detecting plugging of a high number of honeycomb carrier coated internal cell channels, the method comprising the steps of: step 1: in a closed light-tight environment, a parallel light source, a semi-permeable membrane and a camera device are sequentially arranged in a linear direction, and a honeycomb carrier is arranged between the parallel light source and the semi-permeable membrane; step 2: illuminating the front side of the honeycomb carrier by using a parallel light source so as to image light rays passing through the carrier pore passages on a semi-permeable membrane at the back side of the carrier; and step 3: collecting light spots on the back surface of the semi-permeable membrane through a camera device, and sending a camera result to an image display device; and 4, step 4: on the image display device, the imaging result is visualized as an image. The invention can quickly and accurately detect the blocking condition of the pore canal inside the coating of the honeycomb carrier.
Description
Technical Field
The invention relates to a method and a system for detecting blockage of a pore passage inside a high-number honeycomb carrier coating, belonging to the field of detection of a motor vehicle honeycomb carrier.
Background
The honeycomb carrier is widely applied to various industries, in particular to the field of motor vehicle tail gas treatment. In the production process of domestic honeycomb carriers, pore channel deformation or pore blocking is easy to occur due to complex process. Production or quality personnel mainly aim at the light at intervals when checking, all pore canals are carefully checked one by naked eyes, the checking method is that the eyes of an operator are aimed at the light at intervals, the eyes are injured after long-time operation, and the detection precision is low. The capital cost of equipment, which is based on measuring the light transmittance and providing accurate data, is expensive and burdensome for many enterprises.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a method and a system for detecting the blockage of the pore passages inside the coating of a high-number honeycomb carrier, which can quickly and accurately detect the blockage of the pore passages inside the coating of the honeycomb carrier.
A method for detecting blockage of an internal pore canal coated by a high-number honeycomb carrier comprises the following steps:
step 1: in a closed light-tight environment, a parallel light source, a semi-permeable membrane and a camera device are sequentially arranged in a linear direction, and a honeycomb carrier is arranged between the parallel light source and the semi-permeable membrane;
step 2: illuminating the front side of the honeycomb carrier by using a parallel light source so as to image light rays passing through the carrier pore passages on a semi-permeable membrane at the back side of the carrier;
and step 3: collecting light spots on the back surface of the semi-permeable membrane through a camera device, and sending a camera result to an image display device;
and 4, step 4: on the image display device, the imaging result is visualized as an image.
In the method, workers can judge the blocking condition of the pore canal inside the coating of the honeycomb carrier by observing the clear image displayed on the image display device, and the method is quick and accurate.
Preferably, in step 2, the outer edge of the honeycomb carrier is shielded during the irradiation of the honeycomb carrier. Prevent that light from edge projection, light can only pass through from the carrier pore, promotes the formation of image effect, and then has promoted the accuracy that detects.
Preferably, in step 1, the honeycomb carrier is arranged and the honeycomb carrier is attached to and arranged on the semi-permeable membrane. The light passing through the carrier pore channel is irradiated on the semi-permeable membrane, so that the imaging effect is further ensured, and the detection accuracy is improved.
The invention also discloses a system for detecting the blockage of the internal pore channels coated by the high-number honeycomb carrier, which comprises a closed box, a parallel light source, a semi-permeable membrane and a camera device, wherein the parallel light source, the semi-permeable membrane and the camera device are sequentially arranged in the closed box in a linear direction; the device also comprises a carrier clamp for clamping the honeycomb carrier and limiting the clamped honeycomb carrier between the parallel light source and the semipermeable membrane, a semipermeable membrane mounting rack for mounting the semipermeable membrane, and an image display device arranged outside the closed box;
the camera device is electrically connected with the image display device and is used for collecting light spots on the back surface of the semipermeable membrane and sending a camera result to the image display device;
the image display device comprises a display module used for displaying the image pickup result in an image mode.
In the system, workers can judge the blockage condition of the pore canal inside the coating of the honeycomb carrier by observing the clear image displayed on the image display device, and the method is quick and accurate.
Preferably, be provided with light on the pellicle mounting bracket and dodge the mouth, the pellicle sets up on light dodges the mouth, light dodges the cross sectional dimension of mouth and is greater than the cross sectional dimension of honeycomb carrier.
Preferably, the semi-permeable membrane mounting frame is further connected with a moving mechanism for enabling the semi-permeable membrane mounting frame to be close to and far away from the parallel light source.
Preferably, the carrier fixture is a cylindrical structure, the cylindrical structure is arranged between the parallel light source and the semi-permeable membrane and is provided with a clamping hole for placing the honeycomb carrier, and the bottom of the clamping hole is a transparent bottom.
The image display device also comprises a storage module, a comparison module and a detection module;
the storage module is used for storing the light transmission data before the coating of the honeycomb carrier;
the detection module is electrically connected with the display module and is used for detecting the light transmission data of the coated honeycomb carrier;
the comparison module is electrically connected with the storage module and the detection module, calculates the hole plugging rate after coating according to the light transmission data before coating and the light transmission data after coating, judges the honeycomb carrier as an unqualified product when the hole plugging rate is greater than N, and sends the hole plugging rate to the display module, wherein N is 2-5%.
Preferably, the image display device further comprises an alarm module, wherein the alarm module is in communication connection with the comparison module and gives an alarm when the honeycomb carrier is judged to be an unqualified product.
In conclusion, the invention has the following beneficial effects: the blocking condition of the pore canal inside the coating of the honeycomb carrier can be quickly and accurately detected; the hole plugging rate is sent to the display module, so that workers can quickly, simply and effectively judge that the product is qualified enough; when the honeycomb carrier is judged to be an unqualified product, reminding workers in time through an alarm module; the worker can check the images in the registering module through an external computer and a computer program after the system finishes shooting or shooting of light spots and distinguishing marks on all honeycomb carriers without real-time squatting and watching inspection or checking the camera structures one by one, and finds out corresponding unqualified products in all products which are detected according to the distinguishing marks corresponding to the unqualified products, so that the reasonable work time distribution of the worker is realized.
Drawings
FIG. 1 is a flow chart of a cellular carrier detection method;
FIG. 2 is a diagram of a cellular carrier detection system;
FIG. 3 is a connection diagram of the image display apparatus;
fig. 4 is a connection diagram of an image display device in embodiment 3.
Detailed Description
The invention will be further explained by means of specific embodiments with reference to the drawings.
Example 1: as shown in fig. 1, a method for detecting plugging of a high number of honeycomb carrier-coated internal cells, comprising the steps of:
step 1: in a closed light-tight environment, a parallel light source, a semi-permeable membrane and a camera device are sequentially arranged in a linear direction, and a honeycomb carrier is arranged between the parallel light source and the semi-permeable membrane, wherein the camera device can be a camera, and the semi-permeable membrane is light-transmitting and non-transparent;
step 2: illuminating the front side of the honeycomb carrier by using a parallel light source so as to image light rays passing through the carrier pore passages on a semi-permeable membrane at the back side of the carrier;
and step 3: the light spot image acquired by the camera device is clear due to the characteristic that the semi-permeable membrane is light-transmitting and non-transparent;
and 4, step 4: and displaying the shooting result in an image mode on an image display device, wherein the image display device can be a computer screen.
In the method, workers can judge the blocking condition of the pore canal inside the coating of the honeycomb carrier by observing the clear image displayed on the image display device, and the method is quick and accurate.
Preferably, in step 2, the outer edge of the honeycomb carrier is shielded during the irradiation of the honeycomb carrier. Prevent that light from edge projection, light can only pass through from the carrier pore, promotes the formation of image effect, and then has promoted the accuracy that detects.
Preferably, in step 1, the honeycomb carrier is arranged and the honeycomb carrier is attached to and arranged on the semi-permeable membrane. The light passing through the carrier pore channel is irradiated on the semi-permeable membrane, so that the imaging effect is further ensured, and the detection accuracy is improved.
Example 2: a high-number honeycomb carrier coating internal pore channel blockage detection system comprises a closed box 1, a parallel light source 2, a semi-permeable membrane 3, a camera device 4, a carrier clamp 5, a semi-permeable membrane mounting frame 6 and an image display device 7, wherein the closed box 1 is used for providing a closed light-tight environment, the parallel light source 2, the semi-permeable membrane 3 and the camera device 4 are sequentially arranged in the closed box 1 in a linear direction and can be but are not limited to be arranged in a vertical direction, the carrier clamp 5 is arranged in the closed box 1 and is used for clamping a honeycomb carrier, particularly, the carrier clamp 5 can be a cylindrical structure which is arranged between the parallel light source 2 and the semi-permeable membrane 3, the cylindrical structure is provided with a clamping hole 51 for placing the honeycomb carrier, the shape of the hole wall of the clamping hole 51 is matched with the shape of the outer wall of the honeycomb carrier, namely the shape of the hole wall of the clamping hole 51 is similar to the shape of the outer wall of the honeycomb carrier, the bottom of the clamping hole 51 is a transparent bottom, which allows the light of the parallel light source 2 to be emitted into the carrier pore channel, when the honeycomb carrier is loaded into the clamping hole 51, the honeycomb carrier is limited by the clamping hole 51 and limited between the parallel light source 2 and the semi-permeable membrane 3, and the wall of the clamping hole 51 can also shield the edge of the honeycomb carrier, so as to prevent the light from projecting from the edge, and the light can only pass through the carrier pore channel, thereby improving the imaging effect and further improving the detection accuracy, the cylindrical carrier clamp 5 can limit the honeycomb carrier only by loading the honeycomb carrier into the clamping hole 51, has simple structure and convenient operation, in addition, the depth of the clamping hole 51 is smaller than the length of the honeycomb carrier, so that the rear part of the honeycomb carrier in the loading of the clamping hole 51 is exposed out of the clamping hole 51, and the honeycomb carrier can be conveniently taken out of the clamping hole 51 after the detection is completed, certainly, the carrier fixture 5 may also be a clamping structure, which includes a pair of clamping blocks and a clamping block driving structure connected to the clamping blocks, the clamping block driving structure may be an air cylinder, an oil cylinder, etc., the clamping blocks are located between the parallel light source 2 and the semi-permeable membrane 3, and the honeycomb carrier is limited between the parallel light source 2 and the semi-permeable membrane 3 after being clamped; this embodiment, pellicle mounting bracket 6 sets up in the airtight box 1 for installation pellicle 3, be provided with light on the pellicle mounting bracket 6 and dodge mouth 61, light dodge the cross sectional dimension of mouth 61 and be greater than the cross sectional dimension of honeycomb carrier, pellicle 3 sets up on light dodges mouth 61, and specifically accessible glue, hot melt connected mode etc. are connected on pellicle mounting bracket 6, and after parallel light source 2 opened, the light through all pore canals on the honeycomb carrier all imaged on pellicle 3; in this embodiment, the camera device 4 is electrically connected to the image display device 7, and is configured to collect light spots on the back surface of the semipermeable membrane 3 and send a camera result to the image display device 7, and includes a camera; the image display device 7 comprises a display module for displaying the image pickup result in an image mode, and the display module can adopt a computer display screen.
In the system, the honeycomb carrier pore passage forms an image on the semipermeable membrane 3 after being illuminated, the imaging image is collected by the camera device 4 and is displayed on the image display device 7, and a worker can quickly and accurately judge the blocking condition of the pore passage coated inside the honeycomb carrier by observing the clear image displayed on the image display device 7.
Preferably, the semi-permeable membrane mounting frame 6 is further connected with a moving mechanism for enabling the semi-permeable membrane mounting frame 6 to be close to and far away from the parallel light source 2. The moving mechanism can be an air cylinder, an oil cylinder, a linear motor and a screw rod mechanism controlled by a control motor, a screw rod in the screw rod mechanism is connected with an output shaft of the control motor, a screw rod moving platform in the screw rod mechanism is connected with the semipermeable membrane mounting frame 6, the moving mechanism can also be a gear and rack transmission structure controlled by the control motor, wherein a gear is connected with the output shaft of the control motor, and a rack meshed with the gear is connected with the semipermeable membrane mounting frame 6; under the control of above-mentioned these moving mechanism, can control the distance between pellicle 3 and the light source better, make the detection that is applicable to the honeycomb carrier of different length, simultaneously with honeycomb carrier clamping to carrier fixture 5 back, can also make pellicle 3 laminating at honeycomb carrier terminal surface through the removal of pellicle mounting bracket 6, promoted the formation of image effect, and then promoted the accuracy that detects.
Preferably, the image display device 7 further comprises a storage module, a comparison module and a detection module;
the storage module is used for storing light transmission data before the coating of the honeycomb carrier, and the light transmission data can be the total number of the honeycomb carrier pore passages;
the detection module is electrically connected with the display module and is used for detecting the light transmission data of the coated honeycomb carrier, wherein the light transmission data at the detection position is the number of black spot light spots on the image, and each black spot light spot represents that one carrier pore channel is blocked;
the comparison module is electrically connected with the storage module and the detection module, the hole plugging rate after coating is calculated according to the light transmission data before coating and the light transmission data after coating, the hole plugging rate = the number of black spots and light spots/the total number of carrier pore channels, when the hole plugging rate is greater than N, the honeycomb carrier is judged to be an unqualified product, and the hole plugging rate is sent to the display module, so that workers can quickly, simply and effectively judge that the product is qualified enough, wherein N is 2% -5%.
The image display device 7 further comprises an alarm module, the alarm module is in communication connection with the comparison module, and gives an alarm when the honeycomb carrier is judged to be an unqualified product, and workers can be reminded in time through alarm sound.
Example 3: different from embodiment 2, as shown in fig. 4, the image display device 7 further includes a register module electrically connected to the image pickup device, and the image pickup device further sends a pickup result to the register module for storage after collecting a light spot on the back surface of the semipermeable membrane, and the system further includes a photographing device arranged in the airtight box 1 and used for detecting the distinguishing mark on the side surface of the honeycomb carrier. Therefore, the system does not need to perform real-time squatting and guarding inspection, does not need to check the camera shooting structure one by one, and workers can check the images in the registering module through an external computer and a computer program after completing the shooting or shooting of light spots and distinguishing marks on all honeycomb carriers by the system, find corresponding unqualified products in all products which are detected according to the distinguishing marks corresponding to the unqualified products, and reasonably distribute the working time for the workers.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (10)
1. A method for detecting plugging of a high number of honeycomb carrier coated interior cells, comprising the steps of:
step 1: in a closed light-tight environment, a parallel light source, a semi-permeable membrane and a camera device are sequentially arranged in a linear direction, and a honeycomb carrier is arranged between the parallel light source and the semi-permeable membrane;
step 2: illuminating the front side of the honeycomb carrier by using a parallel light source so as to image light rays passing through the carrier pore passages on a semi-permeable membrane at the back side of the carrier;
and step 3: collecting light spots on the back surface of the semi-permeable membrane through a camera device, and sending a camera result to an image display device;
and 4, step 4: on the image display device, the imaging result is visualized as an image.
2. A method for detecting the blockage of the inner pore channels coated by a high-number honeycomb carrier is characterized in that in the step 2, the outer edge of the honeycomb carrier is shielded when the honeycomb carrier is irradiated.
3. A method for detecting blockage of internal pore channels coated by a high-number honeycomb carrier is characterized in that in step 1, the honeycomb carrier is arranged, and the honeycomb carrier is attached and arranged on a semipermeable membrane.
4. A high-number honeycomb carrier coating internal pore channel blockage detection system is characterized by comprising a closed box (1), a parallel light source (2), a semi-permeable membrane (3) and a camera device (4), wherein the parallel light source, the semi-permeable membrane and the camera device are sequentially arranged in the closed box (1) in a linear direction; the device is characterized by also comprising a carrier clamp (5) for clamping a honeycomb carrier and limiting the clamped honeycomb carrier between the parallel light source (2) and the semipermeable membrane (3), a semipermeable membrane mounting rack (6) for mounting the semipermeable membrane (3), and an image display device (7) arranged outside the closed box (1);
the camera device (4) is electrically connected with the image display device (7) and is used for collecting light spots on the back surface of the semipermeable membrane (3) and sending a camera shooting result to the image display device (7);
the image display device (7) comprises a display module for displaying the image pickup result in an image mode.
5. A high number honeycomb carrier coating interior pore canal blocks up detecting system according to claim 4, characterized in that, be provided with light on the pellicle mounting bracket (6) and dodge mouth (61), pellicle (3) sets up on light dodges mouth (61), light dodges the cross-sectional dimension of mouth (61) and is greater than the cross-sectional dimension of honeycomb carrier.
6. A high number of honeycomb carrier coated internal cell clogging detection system according to claim 4 wherein said semi-permeable membrane mounting rack (6) is further attached with a moving mechanism (8) for moving the semi-permeable membrane mounting rack (6) closer to and farther from said collimated light source (2).
7. A high count honeycomb carrier coated internal cell plugging detection system according to claim 4 wherein said carrier fixture (5) is a cylindrical structure disposed between the collimated light source (2) and the semi-permeable membrane (3) having a clamping hole (51) for placing the honeycomb carrier, the bottom of the clamping hole (51) being a transparent bottom.
8. The high count honeycomb carrier-coated internal cell plugging detection system according to claim 4, wherein said image display device (7) further comprises a storage module, a comparison module, a detection module;
the storage module is used for storing the light transmission data before the coating of the honeycomb carrier;
the detection module is electrically connected with the display module and is used for detecting the light transmission data of the coated honeycomb carrier;
the comparison module is electrically connected with the storage module and the detection module, calculates the hole plugging rate after coating according to the light transmission data before coating and the light transmission data after coating, judges the honeycomb carrier as an unqualified product when the hole plugging rate is greater than N, and sends the hole plugging rate to the display module, wherein N is 2-5%.
9. A high count honeycomb carrier coated internal cell plugging detection system according to claim 8 wherein said image display means (7) further comprises an alarm module, said alarm module being communicatively connected to said comparison module for providing an alarm if the honeycomb carrier is determined to be an unacceptable product.
10. The high-count honeycomb carrier-coated internal cell clogging detection system according to claim 4, wherein said image display device (7) further comprises a register module electrically connected to said camera device, said camera device further sends the camera result to the register module for storage after collecting the light spot on the back surface of the semi-permeable membrane;
the system further comprises a photographing device which is arranged in the closed box (1) and used for detecting the distinguishing marks on the side faces of the honeycomb carriers, mark images are sent to the registering module to be stored after the distinguishing marks on the side faces of the honeycomb carriers are collected by the photographing device, and the mark images and images collected by the photographing device are stored in a one-to-one corresponding mode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110481866.9A CN113340901A (en) | 2021-04-30 | 2021-04-30 | Method and system for detecting blockage of inner pore channels coated by high-number honeycomb carriers |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110481866.9A CN113340901A (en) | 2021-04-30 | 2021-04-30 | Method and system for detecting blockage of inner pore channels coated by high-number honeycomb carriers |
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| CN202110481866.9A Pending CN113340901A (en) | 2021-04-30 | 2021-04-30 | Method and system for detecting blockage of inner pore channels coated by high-number honeycomb carriers |
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|---|---|---|---|---|
| JPH0643114A (en) * | 1992-07-23 | 1994-02-18 | Sumitomo Metal Mining Co Ltd | Device for inspecting clogging of honeycomb |
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| CN101326435A (en) * | 2005-12-12 | 2008-12-17 | 康宁股份有限公司 | Collimated light method and system for detecting defects in honeycombs |
| CN103411549A (en) * | 2013-08-30 | 2013-11-27 | 无锡凯睿传感技术有限公司 | Detecting device of honeycomb ceramics |
| CN103438821A (en) * | 2013-09-11 | 2013-12-11 | 江苏蓝烽新材料科技有限公司 | Honeycomb ceramic support transmittance detection device and method |
| CN103674976A (en) * | 2013-11-26 | 2014-03-26 | 西安交通大学 | Optical detection method and system for cellular array type long and thin through holes |
| CN107290347A (en) * | 2017-07-12 | 2017-10-24 | 江苏阿瑞斯智能设备有限公司 | Honeycomb substrate defect automated detection method |
| CN107525813A (en) * | 2017-09-21 | 2017-12-29 | 常州有恒智能装备科技有限公司 | Steel plate defect on-line intelligence vision detection system |
| CN108014962A (en) * | 2016-11-04 | 2018-05-11 | 苏州炀合机车新材料科技有限公司 | A kind of cellular board coating unit and method |
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2021
- 2021-04-30 CN CN202110481866.9A patent/CN113340901A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0643114A (en) * | 1992-07-23 | 1994-02-18 | Sumitomo Metal Mining Co Ltd | Device for inspecting clogging of honeycomb |
| CN101184545A (en) * | 2004-12-21 | 2008-05-21 | 康宁股份有限公司 | Method and system for identifying and repairing defective cells in a plugged honeycomb structure |
| CN101326435A (en) * | 2005-12-12 | 2008-12-17 | 康宁股份有限公司 | Collimated light method and system for detecting defects in honeycombs |
| CN103411549A (en) * | 2013-08-30 | 2013-11-27 | 无锡凯睿传感技术有限公司 | Detecting device of honeycomb ceramics |
| CN103438821A (en) * | 2013-09-11 | 2013-12-11 | 江苏蓝烽新材料科技有限公司 | Honeycomb ceramic support transmittance detection device and method |
| CN103674976A (en) * | 2013-11-26 | 2014-03-26 | 西安交通大学 | Optical detection method and system for cellular array type long and thin through holes |
| CN108014962A (en) * | 2016-11-04 | 2018-05-11 | 苏州炀合机车新材料科技有限公司 | A kind of cellular board coating unit and method |
| CN107290347A (en) * | 2017-07-12 | 2017-10-24 | 江苏阿瑞斯智能设备有限公司 | Honeycomb substrate defect automated detection method |
| CN107525813A (en) * | 2017-09-21 | 2017-12-29 | 常州有恒智能装备科技有限公司 | Steel plate defect on-line intelligence vision detection system |
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