CN217820035U - Honeycomb ceramic surface crack automatic detection device based on machine vision - Google Patents
Honeycomb ceramic surface crack automatic detection device based on machine vision Download PDFInfo
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- CN217820035U CN217820035U CN202122804321.5U CN202122804321U CN217820035U CN 217820035 U CN217820035 U CN 217820035U CN 202122804321 U CN202122804321 U CN 202122804321U CN 217820035 U CN217820035 U CN 217820035U
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Abstract
The utility model belongs to the technical field of the ceramic quality testing technique and specifically relates to a ceramic surface crack automatic checkout device of honeycomb based on machine vision, the device can the automated inspection ceramic outside of honeycomb and the crackle condition of two terminal surfaces to judge whether qualified to the product. The device comprises a detection device body, a material conveying device, a material fixing workbench, a honeycomb ceramic end surface crack detection system, a honeycomb ceramic side surface crack detection system, a real-time state display device and a central processing system. The utility model discloses a honeycomb ceramic surface crack automatic checkout device based on machine vision, based on machine vision identification technology, cooperate with the self-developed light source system, the discernment judges whether the product is qualified, thereby improve product quality and detection efficiency by a wide margin; the device saves labor cost, and can truly reflect the real situation of the honeycomb ceramic to be detected, thereby improving the detection efficiency and accuracy of the surface characteristics of the honeycomb ceramic.
Description
Technical Field
The utility model belongs to the technical field of the ceramic quality testing technique of honeycomb and specifically relates to a ceramic surface crack automatic checkout device of honeycomb based on machine vision.
Background
In order to reduce the emission of pollutants, on one hand, the oil product of automobile fuel oil needs to be upgraded, and on the other hand, an exhaust gas filtering and treating device needs to be forcibly installed on an automobile, and the device is a three-way catalyst of an automobile exhaust gas treating device. The three-way catalytic converter has the function of purifying tail gas, and the greatest effort is attributed to the internally arranged carrier. There are many materials for the carrier, but the most used and most successful honeycomb ceramic carriers are currently used. And then the special catalyst is coated on the carrier to selectively play a catalytic role on the target, and the conversion efficiency and the catalytic reaction speed of fluid passing through the pore channels of the catalyst are improved to the maximum level, so that the honeycomb ceramic is an indispensable important construction part in the three-way catalyst. The existing honeycomb ceramic carrier has huge output and various types: the cross section is roughly divided into circular, oval and triangular, and the detection of the external dimension, the detection of the appearance defect, the detection of the number of holes in a unit area and the detection of the pore blocking are required before the product leaves a factory, so the detection workload is large. Through investigation discovery, the vast majority of domestic honeycomb ceramic manufacturing enterprises all adopt artifical detection mode, carry out the sample detection to the product with slide caliper, detection efficiency is low, the subjectivity is strong, with high costs, cause easily that the wrong detection of omission test has greatly caused the product quality problem, has directly influenced three way catalyst converter's function and product purification ability.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the problems existing in the prior art, an improved honeycomb ceramic surface crack automatic detection device based on machine vision is provided.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a honeycomb ceramic surface crack automatic checkout device based on machine vision, includes detection device body, material conveyor, material fixed work platform, honeycomb ceramic terminal surface crack detection system, honeycomb ceramic side crack detection system, real-time status display device, central processing system.
The detection device body is of a truss frame structure, the surface of the detection device body is shielded by a brown acrylic panel and is used for ensuring the imaging effect of a light source system, and the detection device body comprises a material feeding detection port, a honeycomb ceramic end face crack detection system station, a honeycomb ceramic side face crack detection system station, an equipment heat dissipation system, an equipment control switch, a movable universal wheel, a central processing system station and a real-time state display device station; the honeycomb ceramic end face crack detection system and the honeycomb ceramic side face crack detection system both comprise a set of completed intelligent light source system and an image acquisition system. The material feeding detection port can adjust the size of the detection port according to the size of the honeycomb ceramic piece, the honeycomb ceramic piece is placed on the material fixing workbench, the material conveying device is started, the honeycomb ceramic piece can be conveyed to the detection device body through the material feeding detection port, when the honeycomb ceramic piece reaches the honeycomb ceramic end face crack detection system station and the honeycomb ceramic side face crack detection system station, the intelligent light source system is started to emit a light source to the side face of the honeycomb ceramic piece, at the moment, the image acquisition system finishes shooting information acquisition and analysis, transmits image information to the central processing system to judge and identify whether a product has cracks, the honeycomb ceramic piece is conveyed out of the detection device body by the material conveying device after detection is finished, the honeycomb ceramic piece is manually turned over, and the turned honeycomb ceramic piece enters the detection device body again to carry out qualified product detection.
The material conveying device comprises a material fixing workbench, a conveying device motor, a conveying track, a conveying clamp and a conveying crawler; the length of the conveying track is variable according to production requirements, the running speed of the material conveying device is controlled by the central processing system, and the speed can be adjusted by coordinating the detection system.
The material fixing workbench comprises a honeycomb ceramic piece clamp, a rotating motor and a bearing table; the honeycomb ceramic piece clamp consists of four breaking-off clamping hands, can fix the honeycomb ceramic piece and ensure that the surface of the honeycomb ceramic piece is not damaged, the rotating motor can rotate the honeycomb ceramic piece, ensure that the image acquisition system can acquire all pictures, and the rotating motor is controlled by the central processing system and can coordinate the speed adjustment of the detection system.
The honeycomb ceramic side crack detection system comprises an intelligent light source system and an image acquisition system, the intelligent light source system can realize intelligent adjustment of a light source and comprises an intelligent light source main body, a light source cover is arranged at the lower end of the intelligent light source main body, a ventilation dust screen is arranged at the upper end of the intelligent light source main body, a fixing column is arranged at the center of the upper end of the intelligent light source main body, a fixing plate is arranged on the outer surface of the upper end of the fixing column, a fixing hole is formed in the corner of the fixing plate, a fixing support is arranged on the outer surface circle of the fixing column, a cooling fan is arranged at the upper end of the fixing support, a rotating support is arranged at the lower end of the fixing support, a rotating cover is arranged on the inner wall of the intelligent light source main body, and a rotating shaft is arranged on the lower end circle of the fixing column. The image acquisition system comprises a camera device, a controller and a lifting rolling device, wherein the camera device is used for acquiring image data of the side face of the honeycomb ceramic piece, the lifting rolling device comprises a supporting seat, a lifting base, a lower rolling piece, an upper rolling piece, a rolling shaft and a rolling driving piece, the supporting seat is arranged on one side of the material conveying device relatively, and the lifting base is arranged between the supporting seats in a lifting manner. The camera device is arranged above the lifting rolling device and used for collecting side images of the honeycomb ceramic piece in the rotating process, and data of the qualified side images of the honeycomb ceramic piece are stored in the controller in advance so that whether the data of the side images of the honeycomb ceramic piece collected by the camera device is qualified or not is compared with the data of the qualified side images of the honeycomb ceramic piece.
The honeycomb ceramic terminal surface crack detection system include intelligent light source system and image acquisition system, intelligent light source system can realize the intelligent regulation of light source, including the intelligent light source main part, the lower extreme of intelligent light source main part is provided with the light source cover, the upper end of intelligent light source main part is provided with the ventilation dust screen, the upper end center department of intelligent light source main part is provided with the fixed column, the upper end surface of fixed column is provided with the fixed plate, the corner of fixed plate is provided with the fixed orifices, the surface round of fixed column is provided with the fixed bolster, the upper end of fixed bolster is provided with the cooling fan, the lower extreme of fixed bolster is provided with the runing rest, the inner wall of intelligent light source main part is provided with the runing rest, the lower extreme round of fixed column is provided with the pivot. The image acquisition system is located below the intelligent light source system and comprises a camera device, a controller and a lifting rolling device, wherein the camera device is used for acquiring end face image data of the honeycomb ceramic piece, and qualified data of the honeycomb ceramic end face image is stored in the controller in advance so as to determine whether the comparison between the end face image data of the honeycomb ceramic piece acquired by the camera device and the qualified end face image data of the honeycomb ceramic piece is qualified.
The real-time state display device comprises a display device and a fixed support, wherein the display device is used for displaying the qualified state of the product, the running state of the equipment and the like, and giving an alarm in real time for detecting the product.
The central processing system comprises a communication module, a central processing unit and an instruction generating module, the communication module is a Bluetooth module, a WiFi module or a 3G/4G communication module, the central processing system is in wireless connection with the communication module, the central processing system is respectively connected with a fault alarm module and an electromagnetic switch executing system, the fault alarm module comprises a communication module, an alarm and an instruction generating module, the fault alarm module alarms the qualified degree of a product, and the electromagnetic switch executing system is responsible for controlling the material conveying device, the material fixing workbench, the intelligent light source system and other devices and is used for processing image information.
The beneficial effects of the utility model are that:
(1) The utility model discloses a honeycomb ceramic surface crack automatic checkout device based on machine vision, based on machine vision identification technology, cooperate with the self-grinding light source system, discern the honeycomb ceramic product side and the terminal surface crackle condition, and judge whether qualified, thereby improve product quality and detection efficiency by a wide margin;
(2) The device saves labor cost, and can truly reflect the real situation of the honeycomb ceramic to be detected, thereby improving the detection efficiency and accuracy of the surface characteristics of the honeycomb ceramic.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the middle material conveying device of the present invention.
Fig. 3 is a schematic structural view of the material fixing table of the present invention.
Fig. 4 is a schematic view of a light source system of the middle honeycomb ceramic side crack detection system of the present invention.
Fig. 5 is the image acquisition system schematic diagram of the middle honeycomb ceramic side crack detection system of the present invention.
Fig. 6 is a schematic view of the system for detecting end cracks of the honeycomb ceramics of the present invention.
Fig. 7 is a schematic structural diagram of the real-time status display device of the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
The automatic honeycomb ceramic surface crack detection device based on machine vision, shown in fig. 1, 2, 3, 4, 5, 6 and 7, comprises a detection device body 1, a material conveying device 2, a material fixing workbench 3, a honeycomb ceramic side crack detection system 4, a honeycomb ceramic end crack detection system 5, a real-time state display device 6 and a central processing system 7.
The detection device body is of a truss frame structure, the surface of the detection device body is shielded by a brown acrylic panel and is used for ensuring the imaging effect of a light source system, and the detection device body comprises a material feeding detection port 8, a honeycomb ceramic end face crack detection system station 9, a honeycomb ceramic side face crack detection system station 10, an equipment heat dissipation system 11, an equipment control switch 12, a movable universal wheel 13, a central processing system station 14 and a real-time state display device station 15; the honeycomb ceramic side surface crack detection system 4 and the honeycomb ceramic end surface crack detection system 5 both comprise a set of completed intelligent light source system and an image acquisition system. The material feeding detection port 8 can adjust the size of the detection port according to the size of the honeycomb ceramic piece, the honeycomb ceramic piece is placed on the material fixing workbench 3, the device is started, the honeycomb ceramic piece can be conveyed into the detection device body 1 through the material conveying device through the material feeding detection port 8, when the honeycomb ceramic piece reaches the honeycomb ceramic end face crack detection system station 9 and the honeycomb ceramic side face crack detection system station 10, the first intelligent light source system 16 and the second intelligent light source system 18 are started, light sources are arranged on the side face and the end face of the honeycomb ceramic piece, at the moment, the image acquisition systems 17 and 19 finish photographing information acquisition and analysis, image information is transmitted to the central processing system 7 for judgment and identification, whether a product has cracks or not is judged, after the detection, the honeycomb ceramic piece is conveyed out of the detection device body 1 by the material conveying device 2, the honeycomb ceramic piece is manually turned over, and the turned over honeycomb ceramic piece enters the detection device body 1 again to carry out qualified product inspection.
The material conveying device 2 comprises a material fixing workbench 3, a conveying device motor 20, a conveying track 21, a conveying clamp 22 and a conveying crawler 23; the length of the conveying track 21 is variable according to production requirements, the running speed of the material conveying device 2 is controlled by the central processing system 7, and the speed can be adjusted by coordinating the detection system.
The material fixing workbench 3 comprises a honeycomb ceramic piece clamp 24, a rotating motor 25 and a bearing table 26; the honeycomb ceramic piece clamp 24 is composed of four breaking-off clamping hands, and can fix the honeycomb ceramic piece and ensure that the surface of the honeycomb ceramic piece is not damaged, the rotating motor 25 can rotate the honeycomb ceramic piece, so that the image acquisition systems 17 and 19 can acquire all pictures, and the rotating motor 25 is controlled by the central processing system 7 and can coordinate the detection system to adjust the speed.
The honeycomb ceramic side crack detection system 4 comprises a first intelligent light source system 16, a second intelligent light source system 18 and an image acquisition system 19, the first intelligent light source system 16 and the second intelligent light source system 18 can achieve intelligent adjustment of a light source, and comprises an intelligent light source main body, wherein a light source cover 35 is arranged at the lower end of the intelligent light source main body, a ventilation dust screen 33 is arranged at the upper end of the intelligent light source main body, a fixing column 27 is arranged at the center of the upper end of the intelligent light source main body, a fixing plate 28 is arranged on the outer surface of the upper end of the fixing column, fixing holes are formed in the corners of the fixing plate, a first fixing support 29 is arranged on one circle of the outer surface of the fixing column, a cooling fan 30 is arranged at the lower end of the fixing support, a rotating support 34 is arranged at the lower end of the fixing support, a rotating cover 32 is arranged on the inner wall of the intelligent light source main body, and a rotating shaft 31 is arranged on one circle of the lower end of the fixing column. The image acquisition system 19 comprises a camera device 42, a controller 41 and a lifting rolling device 40, wherein the camera device 42 is used for acquiring image data of the side surface of the honeycomb ceramic piece, the lifting rolling device 40 comprises a first supporting seat 39, a lifting base 36, a lower rolling piece 38 and an upper rolling piece 37, a second supporting seat 43 is arranged on one side of the material conveying device 2 relatively, and the lifting base is arranged between the supporting seats 43 in a lifting manner. The camera device is arranged 42 above the lifting rolling device 40 and used for collecting side images of the honeycomb ceramic piece in the rotating process, and data of qualified side images of the honeycomb ceramic piece are stored in the controller 41 in advance so that whether the data of the side images of the honeycomb ceramic piece collected by the camera device is qualified or not can be compared with the data of the qualified side images of the honeycomb ceramic piece.
The honeycomb ceramic end face crack detection system 5 comprises a first intelligent light source system 16, a second intelligent light source system 18 and an image acquisition system 17, the intelligent light source system 16 can achieve intelligent adjustment of a light source and comprises an intelligent light source main body, a light source cover 46 is arranged at the lower end of the intelligent light source main body, a ventilation dustproof net 47 is arranged at the upper end of the intelligent light source main body, a fixing column 48 is arranged at the center of the upper end of the intelligent light source main body, a fixing plate 49 is arranged on the outer surface of the upper end of the fixing column, fixing holes are formed in the corners of the fixing plate 49, a fixing support 50 is arranged on one circle of the outer surface of the fixing column, a cooling fan 51 is arranged at the lower end of the fixing support 50, a rotating support 52 is arranged at the lower end of the fixing support 50, a rotating cover 53 is arranged on the inner wall of the intelligent light source main body, and a rotating shaft 54 is arranged on one circle of the lower end of the fixing column. The image acquisition system 17 is located below the intelligent light source system 16 and comprises a camera device 55 and a controller 56, wherein the camera device 55 is used for acquiring end face image data of the honeycomb ceramic piece, and qualified data of the end face image of the honeycomb ceramic piece is prestored in the controller 56 so as to determine whether the comparison between the end face image data of the honeycomb ceramic piece acquired by the camera device and the qualified end face image data of the honeycomb ceramic piece is qualified.
The real-time state display device 6 comprises a display device 44 and a second fixing support 45, wherein the display device 44 is used for displaying the qualified state of the product, the running state of the equipment and the like, and giving an alarm in real time for detecting the product.
The central processing system 7 comprises a communication module, a central processing unit and an instruction generating module, the communication module is a Bluetooth module, a WiFi module or a 3G/4G communication module, the central processing system 7 is in wireless connection with the communication module, the central processing system 7 is respectively connected with a fault alarm module and an electromagnetic switch executing system, the fault alarm module comprises a communication module, an alarm and an instruction generating module, the fault alarm module alarms the qualified degree of a product, and the electromagnetic switch executing system is responsible for controlling the devices such as the material conveying device 2, the material fixing workbench 3, the first intelligent light source system 16 and the second intelligent light source system 18 and is used for processing image information.
The utility model discloses a honeycomb ceramic surface crack automatic checkout device based on machine vision, based on machine vision identification technology, cooperate with the self-developed light source system, the discernment judges whether the product is qualified, thereby improve product quality and detection efficiency by a wide margin; the device saves labor cost, and can truly reflect the real situation of the honeycomb ceramic to be detected, thereby improving the detection efficiency and accuracy of the surface characteristics of the honeycomb ceramic.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. The utility model provides a honeycomb ceramic surface crack automatic checkout device based on machine vision, includes detection device body (1), material conveyor (2), material fixed work platform (3), honeycomb ceramic side crack detecting system (4), honeycomb ceramic terminal surface crack detecting system (5), real-time status display device (6), central processing system (7), characterized by: the detection device body (1) is of a truss frame structure, the detection device body (1) comprises a material feeding detection port (8), a honeycomb ceramic end surface crack detection system station (9), a honeycomb ceramic side surface crack detection system station (10), an equipment heat dissipation system (11), an equipment control switch (12), a movable universal wheel (13), a central processing system station (14) and a real-time state display device station (15), the material conveying device (2) comprises a material fixing workbench (3), a conveying device motor (20), a conveying track (21), a conveying clamp (22) and a conveying track (23), the material fixing workbench (3) comprises a honeycomb ceramic piece clamp (24), a rotating motor (25) and a bearing table (26), the honeycomb ceramic side surface crack detection system (4) comprises a first intelligent light source system (16), a second intelligent light source system (18) and an image acquisition system (19), the first intelligent light source system (16) and the second intelligent light source system (18) can realize the adjustment of a light source, the detection device body comprises an intelligent light source system (19), the image acquisition system (19) comprises a honeycomb ceramic piece lifting and a camera device (42) for controlling the lifting and a lifting device for controlling the honeycomb ceramic piece (41), the lifting rolling device (40) comprises a first supporting seat (39), a lifting base (36), a lower rolling part (38) and an upper rolling part (37), the real-time state display device (6) comprises a display device (44) and a first fixing support (45), the display device (44) is used for displaying the qualified state of a product and the running state of equipment, and alarming in real time when detecting the product, and the central processing system (7) comprises a communication module, a central processing unit and an instruction generating module.
2. The honeycomb ceramic surface crack automatic detection device based on the machine vision is characterized in that: the honeycomb ceramic piece clamp (24) consists of four snapping clamping hands.
3. The honeycomb ceramic surface crack automatic detection device based on the machine vision is characterized in that: the lower extreme of intelligence light source main part is provided with light source cover (35), the upper end of intelligence light source main part is provided with ventilation dust screen (33), the upper end center department of intelligence light source main part is provided with fixed column (27), the upper end surface of fixed column (27) is provided with fixed plate (28), the corner of fixed plate (28) is provided with the fixed orifices, the surface round of fixed column (27) is provided with second fixed bolster (29), the upper end of second fixed bolster (29) is provided with cooling fan (30), the lower extreme of fixed bolster (29) is provided with rotating bracket (34), the inner wall of intelligence light source main part is provided with rotates cover (32), the lower extreme round of fixed column (27) is provided with pivot (31).
4. The honeycomb ceramic surface crack automatic detection device based on the machine vision is characterized in that: the camera device (42) is arranged above the lifting rolling device.
5. The honeycomb ceramic surface crack automatic detection device based on the machine vision is characterized in that: communication module is bluetooth module, wiFi module or 3G 4G communication module, central processing system (7) and communication module wireless connection, central processing system (7) are connected with fault alarm module and electromagnetic switch actuating system respectively, fault alarm module includes communication module, alarm and instruction generation module, fault alarm module reports to the police to the qualification degree of product, electromagnetic switch actuating system be responsible for control material conveyor (2), material fixed station (3), first intelligent light source system (16) and second intelligent light source system (18) to image information's processing.
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| CN202122804321.5U CN217820035U (en) | 2021-11-16 | 2021-11-16 | Honeycomb ceramic surface crack automatic detection device based on machine vision |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116519721A (en) * | 2023-06-28 | 2023-08-01 | 陶瓷工业设计研究院(福建)有限公司 | Visual detection device and detection method for cracks on ceramic surface |
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2021
- 2021-11-16 CN CN202122804321.5U patent/CN217820035U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116519721A (en) * | 2023-06-28 | 2023-08-01 | 陶瓷工业设计研究院(福建)有限公司 | Visual detection device and detection method for cracks on ceramic surface |
| CN116519721B (en) * | 2023-06-28 | 2023-09-08 | 陶瓷工业设计研究院(福建)有限公司 | Visual detection device and detection method for cracks on ceramic surface |
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