CN115656203A - Membrane electrode CCD detection equipment - Google Patents
Membrane electrode CCD detection equipment Download PDFInfo
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- CN115656203A CN115656203A CN202211187493.5A CN202211187493A CN115656203A CN 115656203 A CN115656203 A CN 115656203A CN 202211187493 A CN202211187493 A CN 202211187493A CN 115656203 A CN115656203 A CN 115656203A
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- 239000012528 membrane Substances 0.000 title claims abstract description 81
- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 238000001179 sorption measurement Methods 0.000 claims abstract description 76
- 230000000007 visual effect Effects 0.000 claims abstract description 37
- 230000007306 turnover Effects 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000007547 defect Effects 0.000 abstract description 14
- 239000000446 fuel Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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Abstract
The invention discloses a membrane electrode CCD detection device which comprises a first vision camera device, a second vision camera device, a first adsorption platform, a second adsorption platform and a turnover mechanism, wherein the second adsorption platform and the first adsorption platform are arranged at intervals in the front-back direction, the turnover mechanism is arranged between the first adsorption platform and the second adsorption platform, the first vision camera device is arranged above the first adsorption platform, the second vision camera device is arranged above the second adsorption platform, the first vision camera device is used for shooting a front image of a membrane electrode on the first adsorption platform, and the second vision camera device is used for shooting a back image of the membrane electrode on the second adsorption platform. The invention can realize automatic visual detection of whether the front and back surfaces of the membrane electrode have appearance defects, adopts visual detection to replace manual detection for the membrane electrode so as to improve the detection efficiency, and can greatly reduce the occurrence of missed detection and false detection, thereby effectively ensuring the quality of the proton exchange membrane fuel cell.
Description
Technical Field
The invention relates to the technical field of membrane electrode detection, in particular to a membrane electrode CCD detection device.
Background
The proton exchange membrane fuel cell is a power generation device which directly converts chemical energy into electric energy, has the characteristics of quick start, high energy density and environmental friendliness, and can be used as an ideal choice for replacing various fixed and mobile power supplies.
The core component of a pem fuel cell is the membrane electrode, which determines the performance, lifetime and cost of the pem fuel cell. However, some film electrodes and the front and/or back surfaces suffer from the following appearance defects: the carbon paper of the membrane electrode has the defects of black spots, cracks, breakage, unfilled corners and the like, and the transparent adhesive tape of the membrane electrode has the defects of bubbles, dislocation and the like. Therefore, after the membrane electrode is produced, the front surface and the back surface of the membrane electrode need to be subjected to appearance defect detection, and the existing method mainly depends on manual detection to detect whether the membrane electrode has appearance defects, namely, the membrane electrode is observed by human eyes, so that the manual detection has low efficiency and is easy to have the condition of missing detection and false detection, and further the quality of the proton exchange membrane fuel cell is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a membrane electrode CCD detection device which can solve the technical problems.
(II) technical scheme
In order to solve the technical problems, the invention provides the following technical scheme: a membrane electrode CCD detection device comprising: the device comprises a first vision camera device, a second vision camera device, a first adsorption platform, a second adsorption platform and a turnover mechanism, wherein the second adsorption platform and the first adsorption platform are arranged at the front and back at intervals, the turnover mechanism is arranged between the first adsorption platform and the second adsorption platform, the first vision camera device is arranged above the first adsorption platform, the second vision camera device is arranged above the second adsorption platform, the first vision camera device is used for shooting a front image of a membrane electrode on the first adsorption platform, and the second vision camera device is used for shooting a back image of the membrane electrode on the second adsorption platform.
Preferably, the first visual camera device includes a first visual camera and a first light source, and the first light source is horizontally disposed below the first visual camera.
Preferably, the first vision camera device further comprises a second light source, and the second light source is obliquely arranged below the first vision camera.
Preferably, the first visual camera device further comprises a second visual camera, and the first visual camera and the second visual camera are arranged at left and right intervals.
Preferably, the first vision camera device further comprises an X-axis module and a fixing plate, the fixing plate is arranged on the X-axis module, and the first vision camera, the second vision camera, the first light source and the second light source are all arranged on the fixing plate.
Preferably, the first vision camera device further comprises a first Y-axis module, the first Y-axis module is disposed on the fixing plate, and the second vision camera is disposed on the first Y-axis module.
Preferably, the first visual camera device and the second visual camera device are identical in structure.
Preferably, the membrane electrode CCD detection equipment further comprises a fixing frame, and the second visual camera device and the first visual camera device are respectively arranged on the front side and the rear side of the fixing frame.
Preferably, the first adsorption platform and the second adsorption platform are both provided with backlight sources.
Preferably, the turnover mechanism comprises two bases, two second Y-axis modules, two third Y-axis modules, a movable frame, two sliders, a first cylinder, a second cylinder, a first sucker, a second sucker, a motor and a turnover rod, wherein the first adsorption platform and the second adsorption platform are both located between the two bases, one of the second Y-axis modules and the third Y-axis modules are arranged on one of the bases at intervals from left to right, the other one of the second Y-axis modules and the third Y-axis modules are arranged on the other base at intervals from left to right, two sides of the movable frame are respectively arranged on the two second Y-axis modules, the two sliders are respectively arranged on the two third Y-axis modules, the first cylinder is arranged on the movable frame, the first cylinder is connected with the first sucker, the turnover rod is arranged on the two sliders, the motor is connected with one end of the turnover rod, the second cylinder is arranged on the turnover rod, and the second cylinder is connected with the second sucker.
(III) advantageous effects
Compared with the prior art, the invention provides a membrane electrode CCD detection device, which has the following beneficial effects: the membrane electrode on the first adsorption platform is overturned and transferred to the second adsorption platform through the overturning mechanism, the front image of the membrane electrode on the first adsorption platform is shot through the first vision camera device, and the back image of the membrane electrode on the second adsorption platform is shot through the second vision camera device, so that whether appearance defects exist on the front surface and the back surface of the membrane electrode is automatically detected visually.
Drawings
FIG. 1 is a perspective view of a membrane electrode CCD detecting apparatus according to the present invention;
FIG. 2 is a perspective view of a fixing frame and a first vision camera device of a membrane electrode CCD detecting apparatus according to the present invention;
FIG. 3 is a perspective view of a first vision camera device of a membrane electrode CCD detecting apparatus according to the present invention;
FIG. 4 is a perspective view of a first adsorption platform, a second adsorption platform and a turnover mechanism of the membrane electrode CCD detection device according to the present invention;
FIG. 5 is a perspective view of a turnover mechanism of a membrane electrode CCD detection device according to the present invention.
The reference numbers in the figures are: the device comprises a first visual camera device 1, a second visual camera device 2, a first adsorption platform 3, a second adsorption platform 4, a turnover mechanism 5, a fixing frame 6, a membrane electrode 7, a first visual camera 11, a first light source 12, a second light source 13, a second visual camera 14, an X-axis module 15, a fixing plate 16, a first Y-axis module 17, a base 51, a second Y-axis module 52, a third Y-axis module 53, a movable frame 54, a sliding block 55, a first cylinder 56, a second cylinder 57, a first suction cup 58, a second suction cup 59, a motor 510 and a turnover rod 511.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a membrane electrode CCD detection device, comprising: a first vision camera device 1, a second vision camera device 2, a first adsorption platform 3, a second adsorption platform 4 and a turnover mechanism 5. Second adsorption platform 4 and first adsorption platform 3 interval sets up from beginning to end, tilting mechanism 5 sets up in first adsorption platform 3, between second adsorption platform 4, first vision camera device 1 sets up in the top of first adsorption platform 3, second vision camera device 2 sets up in the top of second adsorption platform 4, first vision camera device 1 is used for shooing the positive image that is located membrane electrode 7 on first adsorption platform 3, second vision camera device 2 is used for shooing the reverse side image that is located membrane electrode 7 on second adsorption platform 4.
The working process of the membrane electrode CCD detection equipment comprises the following steps: the membrane electrode 7 to be detected can be loaded on the first adsorption platform 3 through a loading manipulator; the first adsorption platform 3 adsorbs the reverse side of the membrane electrode so that the front side of the membrane electrode is opposite to the first visual camera device 1; further, the first vision camera device 1 captures a front image of the membrane electrode positioned on the first adsorption platform 3; the turnover mechanism 5 adsorbs and turns over the membrane electrode on the first adsorption platform 3 and transfers the membrane electrode to the second adsorption platform 4; the second adsorption platform 4 adsorbs the front side of the membrane electrode so that the back side of the membrane electrode is opposite to the second visual camera device 2; further, the second vision camera device 2 photographs a reverse image of the membrane electrode positioned on the second adsorption stage 4.
Further, the front side image of the membrane electrode, which is captured by the first visual camera device 1, and the back side image of the membrane electrode, which is captured by the second visual camera device 2, are visually detected, so as to correspondingly detect whether the front side/the back side of the membrane electrode has appearance defects. The first and second vision camera devices 1 and 2 each include a CCD camera, and the CCD is a charge coupled device (charge coupled device) for short, and can change light into charges, store and transfer the charges, and also can take out the stored charges to change the voltage; the photosensitive area of CCD has two kinds of one-dimensional linear array and two-dimensional area array, which are corresponding to linear array (linear scanning) camera and area array (area scanning) camera.
The visual inspection, namely, the image recognition, can be specifically implemented by transmitting membrane electrode images captured and acquired by the first visual camera device and the second visual camera device to an industrial personal computer, wherein the industrial personal computer is provided with a CCD visual software system, and the membrane electrode images are visually inspected through the CCD visual software system, namely, the images are subjected to feature extraction and feature classification.
Specifically, in the present embodiment, the first vision camera device 1 includes a first vision camera 11, a first light source 12, a second light source 13, and a second vision camera 14, wherein the first light source 12 is horizontally disposed below the first vision camera 11, the second light source 13 is obliquely disposed below the first vision camera 11, and the first vision camera 11 and the second vision camera 14 are disposed at left and right intervals. In addition, the first vision camera device 1 further includes an X-axis module 15 and a fixing plate 16, the fixing plate 16 is disposed on the X-axis module 15, and the first vision camera 11, the second vision camera 14, the first light source 12 and the second light source 13 are disposed on the fixing plate 16. Further, the first vision camera apparatus 1 of the present embodiment further includes a first Y-axis module 17, the first Y-axis module 17 is disposed on the fixing plate 16, and the second vision camera 14 is disposed on the first Y-axis module 17. Preferably, the first vision camera 11 is a line camera; the second vision camera 14 is an area-array camera, and the number of the second vision cameras 14 in the first vision camera device is preferably two; the first light source 12 is preferably a coaxial light source; the second light source 13 is preferably a linear light source.
In this embodiment, the X-axis module 15 may drive the first visual camera 11, the second visual camera 14, the first light source 12, and the second light source 13 to move left and right; the first Y-axis module 17 can move the second vision camera 14 back and forth. Specifically, the front face of the membrane electrode 7 is photographed by matching the first vision camera 11 and the first light source 12 to detect whether the front face has appearance defects such as carbon paper black spots, carbon paper cracks, carbon paper breakage, carbon paper corner defects and the like; specifically, the front surface of the membrane electrode 7 is photographed by matching the first vision camera 11 and the second light source 13, so as to detect whether the front surface has appearance defects such as bubbles of transparent adhesive tape and dislocation of the transparent adhesive tape.
Preferably, the first adsorption platform 3 and the second adsorption platform 4 are both provided with backlight sources. The second vision camera 14 and the backlight source of the first adsorption platform 3 are matched to shoot four corners of the front surface of the membrane electrode, so as to detect whether the appearance defects of carbon paper dislocation exist at the four corners.
In the present embodiment, the first and second vision camera apparatuses 1 and 2 have the same configuration. The membrane electrode CCD detection equipment also comprises a fixed frame 6, and the second visual camera device 2 and the first visual camera device 1 are respectively arranged at the front side and the rear side of the fixed frame 6.
In addition, the turnover mechanism 5 specifically includes two bases 51, two second Y-axis modules 52, two third Y-axis modules 53, a moving frame 54, two sliders 55, a first cylinder 56, a second cylinder 57, a first suction cup 58, a second suction cup 59, a motor 510, and a turnover rod 511, where the first adsorption platform 3 and the second adsorption platform 4 are both located between the two bases 51, one of the second Y-axis modules 52 and the third Y-axis modules 53 is disposed on one of the bases 51 at left and right intervals, the other of the second Y-axis modules 52 and the third Y-axis modules 53 is disposed on the other of the bases 51 at left and right intervals, two sides of the moving frame 54 are disposed on the two second Y-axis modules 52, the two sliders 55 are disposed on the two third Y-axis modules 53, the first cylinder 56 is disposed on the moving frame 54, the first cylinder 56 is connected to the first suction cup 58, the turnover rod 511 is disposed on the two sliders 55, the motor 510 is connected to one end 511 of the second cylinder 57 is disposed on the turnover rod 57, and the second cylinder 57 is connected to the second suction cup 59.
The working principle of the turnover mechanism 5 is as follows: the second Y-axis module 52 drives the moving frame 54 to move back and forth, and the first air cylinder 56 drives the first sucker 58 to descend so as to adsorb the membrane electrode 7 on the first adsorption platform 3; further, the third Y-axis module 53 drives the turning rod 511 to move back and forth, and the motor 510 drives the turning rod 511 to turn so that the second suction cup 59 is opposite to the reverse side of the membrane electrode on the first suction cup 58; further, the second cylinder 57 drives the second suction cup 59 to suck the reverse side of the membrane electrode; the turning lever 511 turns over so that the front face of the membrane electrode of the second suction cup 59 is opposed to the second adsorption platform 4; finally, the second air cylinder 57 drives the second suction cup 59 to descend to place the membrane electrode on the second adsorption platform 4, so that the second adsorption platform 4 adsorbs the front surface of the membrane electrode, thereby completing the turnover and transfer of the membrane electrode.
Compared with the prior art, the invention provides a membrane electrode CCD detection device, which has the following beneficial effects: the membrane electrode on the first adsorption platform is overturned and transferred to the second adsorption platform through the overturning mechanism, the front image of the membrane electrode on the first adsorption platform is shot through the first vision camera device, and the back image of the membrane electrode on the second adsorption platform is shot through the second vision camera device, so that whether appearance defects exist on the front surface and the back surface of the membrane electrode is automatically detected visually.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A membrane electrode CCD detection device, comprising: the device comprises a first vision camera device, a second vision camera device, a first adsorption platform, a second adsorption platform and a turnover mechanism, wherein the second adsorption platform and the first adsorption platform are arranged at intervals from front to back, the turnover mechanism is arranged between the first adsorption platform and the second adsorption platform, the first vision camera device is arranged above the first adsorption platform, the second vision camera device is arranged above the second adsorption platform, the first vision camera device is used for shooting a front image of a membrane electrode on the first adsorption platform, and the second vision camera device is used for shooting a back image of the membrane electrode on the second adsorption platform.
2. The membrane electrode CCD detecting apparatus according to claim 1, wherein: the first vision camera device comprises a first vision camera and a first light source, and the first light source is horizontally arranged below the first vision camera.
3. The membrane electrode CCD detecting apparatus according to claim 2, wherein: the first vision camera device further comprises a second light source which is obliquely arranged below the first vision camera.
4. The membrane electrode CCD detection device according to claim 3, wherein: the first visual camera device further comprises a second visual camera, and the first visual camera and the second visual camera are arranged at left and right intervals.
5. The membrane electrode CCD detection device according to claim 4, wherein: the first vision camera device further comprises an X-axis module and a fixing plate, wherein the fixing plate is arranged on the X-axis module, and the first vision camera, the second vision camera, the first light source and the second light source are arranged on the fixing plate.
6. The membrane electrode CCD detection device according to claim 5, wherein: the first visual camera device further comprises a first Y-axis module, the first Y-axis module is arranged on the fixing plate, and the second visual camera is arranged on the first Y-axis module.
7. The membrane electrode CCD detection device according to claim 1, wherein: the first visual camera device and the second visual camera device are identical in structure.
8. The membrane electrode CCD detecting apparatus according to claim 7, wherein: the second vision camera device and the first vision camera device are respectively arranged on the front side and the rear side of the fixing frame.
9. The membrane electrode CCD detection device according to claim 1, wherein: and the first adsorption platform and the second adsorption platform are both provided with backlight sources.
10. The membrane electrode CCD detecting apparatus according to claim 1, wherein: the turnover mechanism comprises two bases, two second Y-axis modules, two third Y-axis modules, a moving frame, two sliders, a first cylinder, a second cylinder, a first sucker, a second sucker, a motor and a turnover rod, wherein the first adsorption platform and the second adsorption platform are arranged between the two bases, one of the two blocks is arranged on one of the bases at intervals, the other block is arranged on the other base at intervals, the two sides of the moving frame are respectively arranged on the two second Y-axis modules, the two sliders are respectively arranged on the two third Y-axis modules, the first cylinder is arranged on the moving frame and connected with the first sucker, the turnover rod is arranged on the two sliders, the motor is connected with one end of the turnover rod, the second cylinder is arranged on the turnover rod, and the second cylinder is connected with the second sucker.
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| CN202211187493.5A CN115656203A (en) | 2022-09-27 | 2022-09-27 | Membrane electrode CCD detection equipment |
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| CN202211187493.5A CN115656203A (en) | 2022-09-27 | 2022-09-27 | Membrane electrode CCD detection equipment |
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