CN115000450A - Fuel cell bipolar plate sealing treatment production line - Google Patents
Fuel cell bipolar plate sealing treatment production line Download PDFInfo
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- CN115000450A CN115000450A CN202210770013.1A CN202210770013A CN115000450A CN 115000450 A CN115000450 A CN 115000450A CN 202210770013 A CN202210770013 A CN 202210770013A CN 115000450 A CN115000450 A CN 115000450A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 56
- 238000007789 sealing Methods 0.000 title claims abstract description 55
- 239000000446 fuel Substances 0.000 title claims abstract description 48
- 239000003292 glue Substances 0.000 claims abstract description 67
- 230000007246 mechanism Effects 0.000 claims description 192
- 238000001514 detection method Methods 0.000 claims description 86
- 238000012546 transfer Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 18
- 238000005520 cutting process Methods 0.000 claims description 16
- 238000012545 processing Methods 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 15
- 238000007493 shaping process Methods 0.000 claims description 14
- 238000007689 inspection Methods 0.000 claims description 13
- 238000001723 curing Methods 0.000 description 48
- 238000000926 separation method Methods 0.000 description 12
- 239000000463 material Substances 0.000 description 7
- 238000003860 storage Methods 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013007 heat curing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/0286—Processes for forming seals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
- H01M8/04664—Failure or abnormal function
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Manufacturing & Machinery (AREA)
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- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
The invention relates to a fuel cell bipolar plate sealing treatment production line, which comprises: the bipolar plate feeding device is used for providing the bipolar plates to the conveying device, the first glue dispensing device is used for dispensing glue on the front sides of the bipolar plates, the first gasket bonding device is used for bonding the first gaskets on the front sides of the bipolar plates, the first curing device is used for curing the first gaskets and the bipolar plates, the second glue dispensing device is used for dispensing glue on the back sides of the bipolar plates, the second gasket device is used for bonding the second gaskets on the back sides of the bipolar plates, and the second curing device is used for curing the second gaskets and the bipolar plates. The fuel cell bipolar plate sealing treatment production line provided by the embodiment of the invention can improve the product yield and has higher production efficiency.
Description
Technical Field
The invention relates to the technical field of fuel cell manufacturing, in particular to a fuel cell bipolar plate sealing treatment production line.
Background
The bipolar plate of the fuel cell is an electrochemical reaction site where the fuel undergoes an oxidation reaction and the oxidant undergoes a reduction reaction, and the key points of the performance of the bipolar plate are the performance of the catalyst, the material of the electrode, the manufacturing process of the electrode and the like. At present, the bipolar plate sealing pretreatment mode of the fuel cell has two modes, one mode adopts a manual operation mode, the other mode adopts a mechanical arm or a robot to grab and transport the bipolar plate to a glue dispensing operation table, then a sealing gasket is transferred to a bipolar plate groove coated with glue, the operation is repeated to carry out pretreatment on the reverse side of the bipolar plate, and after the two sides are solidified together, the bipolar plate is transferred to an airtight detection device.
However, the two existing assembly processes have disadvantages, and the bipolar plate is assembled in a manual mode, so that the time consumption is long, and people are required to continuously and repeatedly work, and the production efficiency of the bipolar plate is low; the process of transferring the bipolar plate and the sealing gasket by a manipulator or a robot is not mature, so that the positioning precision of the bipolar plate is poor, the rework rate is high, and the production efficiency of the bipolar plate is low. In addition, the precision of the sealing pretreatment of the single bipolar plate is greatly reduced due to the co-curing after the double-sided operation, and the yield is reduced.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the embodiment of the invention provides a fuel cell bipolar plate sealing treatment production line which is high in production efficiency and capable of improving the product yield.
The fuel cell bipolar plate sealing treatment production line of the embodiment of the invention comprises: the bipolar plate feeding device, the first dispensing device, the first gasket bonding device, the second dispensing device, the second gasket bonding device and the second curing device are sequentially arranged on a conveying path of the conveying device, the bipolar plate feeding device is used for providing the bipolar plate to the conveying device, the first dispensing device is used for dispensing glue on the front side of the bipolar plate, the first gasket bonding device is used for bonding the first gasket on the front side of the bipolar plate, the first curing device is used for curing the first gasket and the bipolar plate, and the second dispensing device is used for dispensing glue on the back side of the bipolar plate, the second gasket device is used for bonding a second gasket on the reverse side of the bipolar plate, and the second curing device is used for curing the second gasket and the bipolar plate.
According to the sealing processing production line of the bipolar plate of the fuel cell, glue can be sprayed on the front surface of the bipolar plate through the first glue dispensing device, then the first gasket is bonded to the front surface of the bipolar plate through the first gasket bonding device, and the glue layer between the first gasket and the bipolar plate is cured through the first curing device. And then spraying glue on the reverse side of the bipolar plate through a second glue dispensing device, then adhering a second gasket to the reverse side of the bipolar plate through a second gasket adhering device, and curing the glue layer between the second gasket and the bipolar plate through a second curing device. The fuel cell bipolar plate sealing treatment production line provided by the embodiment of the invention can ensure the precision of bipolar plate pretreatment, improve the reliability of bipolar plate sealing treatment, improve the production beat and improve the production efficiency of bipolar plate pretreatment by spraying glue and curing the bipolar plate twice.
In some embodiments, the conveying device includes a conveying rail and a polar plate jig, the polar plate jig is disposed on the conveying rail, the conveying rail can drive the polar plate jig to move along the direction of the conveying path, the bipolar plate feeding device includes a bipolar plate bin, a feeding rail, a first robot and a clip separating mechanism, the bipolar plate bin is disposed on one side of the feeding rail and is used for conveying a clip loaded with a bipolar plate to the feeding rail, the first robot is used for transferring the bipolar plate on the clip to the polar plate jig, and the clip separating mechanism is disposed on the other side of the feeding rail and is used for transferring an empty clip.
In some embodiments, the bipolar plate loading device further comprises a first paper separation cutting mechanism, wherein a paper separation is arranged on the cartridge clip loaded with the bipolar plate, and the first paper separation cutting mechanism is used for separating the paper separation from the bipolar plate.
In some embodiments, the first dispensing device comprises: first point gum machine, first tool are grabbed from mechanism, first polar plate transplanting mechanism and first point gum platform, the transfer orbit passes first point gum machine, first tool is grabbed from the mechanism and is located on the first point gum machine, first tool is grabbed from the mechanism and is used for breaking away from the polar plate tool that carries bipolar plate transfer orbit, first polar plate transplanting mechanism locate on the first point gum machine and be used for being in bipolar plate the polar plate tool with transport between the first point gum platform, first point gum machine be used for right bipolar plate on the first point gum platform carries out the point gum.
In some embodiments, the first dispensing device further includes a first dispensing detection mechanism, the first dispensing detection mechanism is disposed on the first dispensing machine, and the first dispensing detection mechanism is configured to detect a glue spraying parameter of the first dispensing machine; and/or the first dispensing device further comprises a second dispensing detection mechanism, the second dispensing detection mechanism is arranged on the first dispensing machine, and the second dispensing detection mechanism is used for detecting the glue line parameters on the bipolar plate.
In some embodiments, the number of the first dispensing devices is plural, the plural first dispensing devices are sequentially arranged on the conveying path of the conveying device, the number of the second dispensing devices is plural, and the plural second dispensing devices are sequentially arranged on the conveying path of the conveying device.
In some embodiments, the first gasket bonding device includes a first gasket feeding mechanism, a second robot, a second jig grabbing and separating mechanism, an overturning and shaping mechanism and a gasket precision detecting mechanism, the second jig grabbing and separating mechanism is used for separating a polar plate jig loaded with a bipolar plate from the conveying track, the overturning and shaping mechanism is used for overturning the bipolar plate by 180 degrees, the gasket shaping mechanism is used for detecting the bonding precision of the first gasket and the bipolar plate, and the second robot is used for transferring the bipolar plate among the first gasket feeding mechanism, the second jig grabbing and separating mechanism, the overturning and shaping mechanism and the gasket precision detecting mechanism.
In some embodiments, the first gasket feeding mechanism includes a gasket fixture and a jacking mechanism, the jacking mechanism is disposed at a lower end of the gasket fixture, the second robot is configured to drive the turned bipolar plate to adhere to the first gasket on the gasket fixture, and the jacking mechanism is capable of moving up and down to drive the first gasket to separate from the gasket fixture.
In some embodiments, the first curing device includes a first curing oven and a first layer-changing and cutting-off mechanism, the first layer-changing and cutting-off mechanism is connected with the conveying track and the first curing oven, a plurality of cured layers are arranged in the first curing oven, and the first layer-changing and cutting-off mechanism is used for conveying the bipolar plate bonded with the first gasket to different cured layers for curing.
In some embodiments, the fuel cell bipolar plate sealing process production line further includes a detection device including an airtightness detection mechanism and an appearance detection mechanism, which are sequentially disposed on the conveying path of the conveying rail, the airtightness detection mechanism detecting airtightness of the product, and the appearance detection mechanism detecting appearance of the product.
In some embodiments, the airtight detection mechanism includes an airtight detection machine, a grabbing suction cup and a third jig grabbing and separating mechanism, the grabbing suction cup is provided with at least two grabbing positions, the third jig grabbing and separating mechanism is used for separating a product from the conveying track, the grabbing suction cup is pivotally connected with the airtight detection machine, the grabbing suction cup can rotate to the position below the third jig grabbing and separating mechanism, so that the grabbing positions grab the product, the airtight detection machine is provided with airtight detection positions, and the grabbing suction cup can move the product to the airtight detection positions to detect the airtightness of the product.
In some embodiments, the air-tightness detecting mechanism is a plurality of air-tightness detecting mechanisms, and the plurality of air-tightness detecting mechanisms are sequentially arranged on the conveying path of the conveying track.
In some embodiments, the appearance inspection mechanism includes a third robot, a front appearance inspection assembly for inspecting a front appearance of the product, a back appearance inspection assembly for inspecting a back appearance of the product, and a back appearance inspection assembly for transferring the product between the front appearance inspection assembly and the back appearance inspection assembly.
Drawings
Fig. 1 is a plan view of a fuel cell bipolar plate sealing treatment line according to an embodiment of the present invention.
Fig. 2 is an isometric view of a fuel cell bipolar plate sealing process line according to an embodiment of the present invention.
Fig. 3 is a schematic view of a bipolar plate feeding device and a transfer device of a fuel cell bipolar plate sealing treatment line according to an embodiment of the present invention.
Fig. 4 is a schematic view of a plurality of first dispensing devices of a fuel cell bipolar plate sealing process line according to an embodiment of the present invention.
Figure 5 is a schematic view of a single first dispensing device of a fuel cell bipolar plate sealing process line according to an embodiment of the present invention.
Fig. 6 is a schematic view of a first gasket bonding apparatus of a fuel cell bipolar plate sealing process line according to an embodiment of the present invention.
Fig. 7 is a schematic view of a first curing device of a fuel cell bipolar plate sealing process line according to an embodiment of the present invention.
Fig. 8 is a partial schematic view of a fuel cell bipolar plate sealing process line according to an embodiment of the present invention.
Reference numerals are as follows:
1. a conveying device; 11. a transfer rail; 12. a polar plate jig;
2. a bipolar plate feeding device; 21. a feeding track; 22. a first robot; 23. a cartridge clip separating mechanism; 24. a first paper separating and cutting mechanism; 25. a cartridge clip; 26. a bipolar plate;
3. a first glue dispensing device; 31. a first dispenser; 32. a first jig grabbing and separating mechanism; 33. a first polar plate transplanting mechanism; 34. a first dispensing platform; 35. a first dispensing detection mechanism; 36. a second dispensing detection mechanism;
4. a first gasket bonding means; 41. a first gasket feeding mechanism; 42. a second robot; 43. the second jig grabbing and separating mechanism; 44. a turnover shaping mechanism; 45. a gasket precision detection mechanism;
5. a first curing device; 51. a first curing oven; 511. curing the layer; 52. a first layer-changing cutting-off mechanism;
6. a second glue dispensing device;
7. a second gasket bonding means;
8. a second curing device;
9. a detection device; 91. an air-tightness detecting mechanism; 911. an air-tightness detector; 9111. an upper die; 9112. a lower die; 912. grabbing a sucker; 9121. grabbing positions; 913. a third jig grabbing and separating mechanism; 92. an appearance detection mechanism; 921. a third robot; 922. a front appearance detection assembly; 923. a reverse side appearance detection assembly;
10. a bipolar plate blanking device; 101. and the second paper separating and cutting mechanism.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are illustrative and intended to explain the present invention and should not be construed as limiting the present invention.
A fuel cell bipolar plate sealing treatment line according to an embodiment of the present invention will be described below with reference to fig. 1 to 8.
As shown in fig. 1 and 2, a fuel cell bipolar plate sealing process production line according to an embodiment of the present invention includes: the bipolar plate glue dispensing device comprises a conveying device 1, a bipolar plate feeding device 2, a first glue dispensing device 3, a first gasket bonding device 4, a first curing device 5, a second glue dispensing device 6, a second gasket bonding device 7 and a second curing device 8, wherein the bipolar plate feeding device 2, the first glue dispensing device 3, the first gasket bonding device 4, the first curing device 5, the second glue dispensing device 6, the second gasket bonding device 7 and the second curing device 8 are sequentially distributed on a conveying path of the conveying device 1.
As shown in fig. 1 to 3, the bipolar plate feeding device 2 is used for supplying the bipolar plate 26 to the transfer device 1, the first dispensing device 3 is used for dispensing the front surface of the bipolar plate 26, the first pad bonding device 4 is used for bonding the first pad to the front surface of the bipolar plate 26, the first curing device 5 is used for curing the first pad and the bipolar plate 26, the second dispensing device 6 is used for dispensing the back surface of the bipolar plate 26, the second pad bonding device is used for bonding the second pad to the back surface of the bipolar plate 26, and the second curing device 8 is used for curing the second pad and the bipolar plate 26.
According to the sealing processing production line of the bipolar plate of the fuel cell, glue can be sprayed on the front surface of the bipolar plate 26 through the first glue spraying device 3, then the first gasket is bonded to the front surface of the bipolar plate 26 through the first gasket bonding device 4, and the glue layer between the first gasket and the bipolar plate is cured through the first curing device 5. Then spraying glue on the reverse side of the bipolar plate 26 through a second glue dispensing device 6, then adhering a second gasket to the reverse side of the bipolar plate 26 through a second gasket adhering device 7, and curing the glue layer between the second gasket and the bipolar plate 26 through a second curing device 8. The fuel cell bipolar plate sealing treatment production line provided by the embodiment of the invention can ensure the pretreatment precision of the bipolar plate 26, improve the reliability of the bipolar plate sealing treatment, improve the production beat and improve the production efficiency of the bipolar plate 26 pretreatment by spraying glue and curing the bipolar plate 26 twice.
Specifically, as shown in fig. 3, the conveying device 1 includes a conveying rail 11 and a pole plate fixture 12, the pole plate fixture 12 is disposed on the conveying rail 11, and the conveying rail 11 can drive the pole plate fixture 12 to move along a conveying path. The bipolar plate feeding device 2 comprises a bipolar plate bin (not shown), a feeding rail 21, a first robot 22 and a cartridge clip separating mechanism 23, wherein the bipolar plate bin is arranged on one side of the feeding rail 21 and is used for conveying a cartridge clip 25 loaded with a bipolar plate 26 to the feeding rail 21, the first robot 22 is used for transferring the bipolar plate 26 on the cartridge clip 25 to the polar plate jig 12, and the cartridge clip separating mechanism 23 is arranged on the other side of the feeding rail 21 and is used for transferring an empty cartridge clip. It will be appreciated that in the embodiment of the present invention, the bipolar plate magazine is a cartridge 25 magazine, and a separate lifting device is provided in the bipolar plate magazine to ensure that the first robot 22 can transfer the bipolar plates 26 to the transfer rail 11 at the same height. In addition, the bipolar plate feeding device 2 can be provided with a plurality of feeding stations, and the number of the rotary table stations can be reserved according to the machine types of products.
As shown in fig. 2 and 3, when the bipolar plate feeding device 2 is in operation, the cassette 25 loaded with the bipolar plate 26 in the bipolar plate magazine is transported to a predetermined position by feeding, the first robot 22 is started, the first robot 22 transfers the bipolar plate 26 to the plate jig 12 of the transfer rail 11 through the suction cup, and then the empty cassette can be transported to the predetermined position by the cassette separating mechanism 23. For example, the clip separating mechanism 23 may separate the empty clip in a manner of "rodless cylinder + timing belt". According to the fuel cell bipolar plate sealing treatment production line provided by the embodiment of the invention, the bipolar plate feeding device 2 is set to be of the structure, so that the feeding speed of the bipolar plate 26 can be increased, the production beat can be optimized, and the production efficiency can be improved.
Further, as shown in fig. 3, the bipolar plate feeding device 2 further includes a first separator paper cutting mechanism 24, a cartridge 25 carrying the bipolar plate 26 is provided with separator paper, and the first separator paper cutting mechanism 24 is used for separating the separator paper from the bipolar plate 26. In other words, the bipolar plates 26 are stored in the bipolar plate magazine using "clips + separator paper". For example, the first separating paper cutting mechanism 24 can cut separating paper in a mode of 'servo motor + module', and an NG material and separating paper recovery station is arranged. The fuel cell bipolar plate sealing processing production line provided by the embodiment of the invention can reduce the damage probability of the bipolar plate 26 by storing the bipolar plate 26 by the 'elastic clamp 25+ the separation paper', can improve the feeding speed of the bipolar plate 26 by arranging the first separation paper cutting-off mechanism 24, optimizes the production beat, and improves the production efficiency
For example, the conveying device 1 is a conveyor belt equipped with the plate jig 12, the first robot 22 precisely places the bipolar plate 26 on the plate jig 12, the plate jig 12 includes a plate positioning device, and the number of the plate jigs 12 can be adjusted according to the production cycle.
For example, the first robot 22 may absorb the bipolar plate 26 in a manner of "six-axis robot + a traveling CCD vision inspection system for appearance inspection of the bipolar plate 26+ bernoulli chuck", and the chuck of the first robot 22 may rotate back and forth, so as to realize rapid transfer of the workpiece between the feeding position, the paper separation removing station and the vision alignment platform, and the paper placement removing station, and effectively save the feeding time of the bipolar plate.
Optionally, as shown in fig. 4 and 5, the first dispensing device 3 includes a first dispenser 31, a first jig grabbing and separating mechanism 32, a first plate transplanting mechanism 33 and a first dispensing platform 34, the conveying rail 11 passes through the first dispenser 31, the first jig grabbing and separating mechanism 32 is disposed on the first dispenser 31, the first jig grabbing and separating mechanism 32 is configured to detach the plate jig 12 carrying the bipolar plate 26 from the conveying rail 11, the first plate transplanting mechanism 33 is disposed on the first dispenser 31 and is configured to transfer the bipolar plate 26 between the plate jig 12 and the first dispensing platform 34, and the first dispenser 31 is configured to dispense the bipolar plate 26 on the first dispensing platform 34.
It can be understood that, as shown in fig. 5, when the first dispensing device 3 is in operation, the conveying rail 11 conveys the plate jig 12 carrying the bipolar plate 26 onto the first dispensing device 3, and the first jig grabbing mechanism 32 is activated to grab the "jig + bipolar plate 26" off the conveying rail 11, so as to avoid the plate jig 12 on the conveying rail 11 from being blocked and affecting the equipment tact. For example, the first tool grasping mechanism 32 may employ a "stepper motor + rack and pinion" lift mechanism such that the jaws may grasp the bipolar plate 26 at a fixed height position.
As shown in fig. 5, the first plate transplanting mechanism 33 may transfer the bipolar plate 26 to the first dispensing platform 34, for example, the first plate transplanting mechanism 33 may adopt a gantry module structure, and the first dispensing machine 33 may ensure the accuracy of dispensing the bipolar plate 26 on the front surface of the bipolar plate 26 by transferring the bipolar plate 26 to the first dispensing platform 34. After the dispensing of the bipolar plate 26 is completed, the bipolar plate 26 can be transferred to the plate jig 12 by the first plate transferring mechanism 33, and then the plate jig 12 is lowered onto the conveying rail 11 by the first jig grabbing mechanism 32, so as to output the bipolar plate 26 to the next process.
Further, as shown in fig. 4 and 5, the first dispensing device 3 further includes a first dispensing detection mechanism 35, the first dispensing detection mechanism 35 is disposed on the first dispensing machine 31, and the first dispensing detection mechanism 35 is configured to detect a glue spraying parameter of the first dispensing machine 31. The first dispensing device 3 further includes a second dispensing detection mechanism 36, the second dispensing detection mechanism 36 is disposed on the first dispensing machine 31, and the second dispensing detection mechanism 36 is used for detecting the glue line parameters on the bipolar plate 26. For example, the first dispensing device 3 realizes the irregular trajectory glue spraying of the product by adopting a three-degree-of-freedom mobile platform and an intelligent glue spraying system. The first dispenser 31 includes a first dispenser detecting mechanism 35, i.e., a high-precision CCD alignment system. The high-precision CCD alignment system can rapidly identify the placement deviation of the printing stock and automatically correct the placement deviation, and automatically corrects whether the advancing route deviates or not according to the programming path. The 'CCD vision system' can be used for accurately acquiring the glue spraying track of the product and detecting the thickness, width and position accuracy of the glue line.
It can be understood that the first plate transplanting mechanism 33 levels the bipolar plate 26 and then performs CCD positioning, thereby avoiding inaccurate glue spraying tracks. The first jig grabbing mechanism 32 lifts the plate jig 12, and the bipolar plate 26 is placed in the first dispensing platform 34 through the gantry module of the first plate transplanting mechanism 33. The second glue dispensing detection mechanism 36, i.e., the "3D vision detection system", is used to detect the thickness, width and position accuracy of the printed glue line, and when the 3D vision detection system detects the bipolar plate 26, the gantry module of the first plate transplanting mechanism 33 puts the bipolar plate 26 back into the plate jig 12.
Alternatively, as shown in fig. 4, the first dispensing device 3 is multiple, and the multiple first dispensing devices 3 are sequentially arranged on the conveying path of the conveying device 1. It is understood that the plurality of first dispensing devices 3 may dispense the bipolar plates 26 on the transfer rails 11, respectively, so that the production efficiency of the fuel cell bipolar plate sealing process production line may be improved.
Similarly, as shown in fig. 1 and fig. 2, the second dispensing device 6 is used for dispensing the back surface of the bipolar plate 26, and the structure of the second dispensing device 6 is the same as that of the first dispensing device 3, which is not repeated herein. And the number of the second glue dispensing devices 6 is multiple, and the multiple second glue dispensing devices 6 are sequentially arranged on the conveying path of the conveying device 1, so that the production efficiency of the fuel cell bipolar plate sealing treatment production line can be further improved.
Alternatively, as shown in fig. 6, the first gasket bonding device 4 includes a first gasket feeding mechanism 41, a second robot 42, a second jig grabbing and separating mechanism 43, an overturning and shaping mechanism 44, and a gasket precision detecting mechanism 45, the second jig grabbing and separating mechanism 43 is used for separating the polar plate jig 12 loaded with the bipolar plate 26 from the conveying track 11, the overturning and shaping mechanism 44 is used for overturning the bipolar plate 26 by 180 degrees, the gasket shaping mechanism is used for detecting the bonding precision of the first gasket and the bipolar plate 26, and the second robot 42 is used for transferring the bipolar plate 26 among the first gasket feeding mechanism 41, the second jig grabbing and separating mechanism 43, the overturning and shaping mechanism 44, and the gasket precision detecting mechanism 45.
As shown in fig. 6, after the front side of the bipolar plate 26 is sprayed with glue and the 3D camera is detected and detected, the second fixture grabbing mechanism 43 grabs the "bipolar plate 26+ the plate fixture 12" away from the conveying track 11, and then the second robot 42 transfers the bipolar plate 26 to the turnover shaping mechanism 44 to turn over for 180 degrees, so that the glue side of the bipolar plate 26 faces downward, and the position of the bipolar plate 26 is adjusted. The second robot 42 can press the bipolar plate 26 onto the first pad, and after the first pad is bonded to the bipolar plate 26, the second robot 42 can transfer the first pad to the pad precision detecting mechanism 45 to detect whether the bonding of the first pad to the bipolar plate 26 is in place. It will be appreciated that the second robot 42 includes a contoured bernoulli suction and high precision CCD alignment system to ensure precision of the glue line during displacement.
Further, as shown in fig. 6, the first gasket feeding mechanism 41 includes a gasket fixture and a jacking mechanism (not shown), the jacking mechanism is disposed at a lower end of the gasket fixture, the second robot 42 is configured to drive the turned bipolar plate 26 to adhere to the first gasket on the gasket fixture, and the jacking mechanism can move up and down to drive the first gasket to separate from the gasket fixture. It can be understood that after the first gasket is adhered, the jacking mechanism is lifted to separate the bipolar plate 26 with the front surface adhered with the first gasket from the bipolar plate 26 jig 12, and the bipolar plate sealing processing production line of the fuel cell of the embodiment of the invention can adapt to the first gaskets with different cross sections by adhering the glue spraying surface of the bipolar plate 26 to the first gasket after being turned over and reversed, and can prevent the precision loss in the process of grabbing and moving the gaskets.
For example, as shown in fig. 6, the first gasket feeding mechanism 41 may feed the first gasket by using a magazine, and when the first gasket is glued, a robot including a carrying suction cup transfers the first gasket to the gasket fixture. The second robot 42 picks up the bipolar plate 26 in a "six axis robot + following CCD alignment system + profiling bernoulli chuck" manner, aligns the glue face to the first gasket, and thereby affixes the first gasket to the bipolar plate 26. The second robot 42 includes a high precision CCD alignment system to ensure the pressing position precision. After the second gasket is bonded, the jacking mechanism cooperates with the second robot 42 to separate the bipolar plate 26 with the front surface bonded with the second gasket from the gasket fixture.
It will be appreciated that the first and second shim bonding means 4 and 7, respectively, may bond the first and second shims to the bipolar plate 26, respectively, as shown in fig. 2 and 6. Similarly, the structures of the first pad bonding device 4 and the second pad bonding device 7 are substantially the same, and the description of the structure of the second pad bonding device 7 is omitted in this application.
Alternatively, as shown in fig. 7, the first curing device 5 includes a first curing oven 51 and a first layer-changing and cutting mechanism 52, the first layer-changing and cutting mechanism 52 is connected to the conveying track 11 and the first curing oven 51, a plurality of cured layers 511 are arranged in the first curing oven 51, and the first layer-changing and cutting mechanism 52 is used for conveying the bipolar plate 26 bonded with the first gasket to different cured layers 511 for curing. For example, two first layer-changing and cutting mechanisms 52 are respectively disposed on two sides of the first curing oven 51. It will be appreciated that after the first shim is bonded, the first layer-changing and separating mechanism 52 delivers the first shim bonded bipolar plate 26 on the transfer rail 11 to the different cured layer 511 for curing. After the bipolar plate 26 is cured, the bipolar plate 26 may be transported to a next process by a first layer-changing singulation mechanism 52. For example, the first curing oven 51 may adopt a "high temperature and high humidity curing oven + five layers of storage chains" to implement the buffer storage of the bipolar plate 26 and the wet heat curing of the glue. The first layer-changing separating mechanism 52 adopts a servo motor and ball screw structure to realize layer-changing buffer storage of the bipolar plate 26, and the number of the solidified layers 511 can be adjusted according to the production rhythm.
It will be appreciated that the first and second curing devices 5 and 8 may cure the "front side of the first gasket and bipolar plate" and the "back side of the second gasket and bipolar plate", respectively, as shown in fig. 2 and 7. Similarly, the first curing device 5 and the second curing device 8 have substantially the same structure, and the structure of the second curing device 8 is not described in detail herein.
Alternatively, as shown in fig. 2 and 8, the fuel cell bipolar plate sealing processing line further includes a detection device 9, the detection device 9 includes an air tightness detection mechanism 91 and an appearance detection mechanism 92, the air tightness detection mechanism 91 and the appearance detection mechanism 92 are sequentially disposed on the conveying path of the conveying rail 11, the air tightness detection mechanism 91 is used for detecting the air tightness of the product, and the appearance detection mechanism 92 is used for detecting the appearance of the product. The fuel cell bipolar plate sealing processing production line provided by the embodiment of the invention can improve the product yield of the bipolar plate by arranging the air tightness detection mechanism 91 and the appearance detection mechanism 92.
Further, as shown in fig. 2 and 8, the air tightness detecting mechanism 91 includes an air tightness detecting machine 911, a grabbing sucker 912 and a third jig grabbing and separating mechanism 913, at least two grabbing positions 9121 are provided on the grabbing sucker 912, the third jig grabbing and separating mechanism 913 is used for separating the product from the conveying track 11, the grabbing sucker 912 is pivotally connected with the air tightness detecting machine 911, the grabbing sucker 912 can rotate to a position below the third jig grabbing and separating mechanism 913, so that the grabbing position 9121 grabs the product, the air tightness detecting machine 911 has an air tightness detecting position, and the grabbing sucker 912 can move the product to the air tightness detecting position to detect the air tightness of the product.
It is understood that the transfer rail 11 transfers the bipolar plate 26 to the airtightness detection mechanism 91 after the gaskets are bonded to both sides of the bipolar plate 26. The third jig grabbing mechanism 913 can grab the "bipolar plate 26+ polar plate jig 12" away from the conveying rail 11, so as to avoid the blockage of the polar plate jig 12 on the conveying rail 11, which affects the production cycle of the production line.
For example, as shown in fig. 8, two grabbing positions 9121 are provided on the grabbing chuck 912, and the two grabbing positions 9121 can alternatively adsorb the bipolar plates 26. The airtightness detection mechanism 91 includes an upper die 9111 and a lower die 9112. The grabbing sucker 912 rotates relative to the airtight detection machine 911 so as to grab the bit 9121 to place the bipolar plate 26 on the lower die 9112, then the upper die 9111 and the lower die 9112 automatically press down, and a detection environment is formed, and then the airtight detection of pressure maintaining and gas leakage of the bipolar plate 26 is completed.
Further, as shown in fig. 2 and 8, the air-tightness detecting mechanism 91 is plural, and the plural air-tightness detecting mechanisms 91 are arranged in order on the conveying path of the conveying rail 11. It can be understood that a plurality of airtight detection mechanisms 91 all set up alone, and the design of solitary airtight detection modularization can guarantee that every airtight detection mechanism 91 is independent each other, and does not receive the vibration influence of other platforms, has promoted reliability and the rate of accuracy that detects bipolar plate seal airtightness.
Optionally, as shown in fig. 8, the appearance detection mechanism 92 includes a third robot 921, a front appearance detection assembly 922 and a back appearance detection assembly 923, the front appearance detection assembly 922 is used to detect a front appearance of a product, the back appearance detection assembly 923 is used to detect a back appearance of the product, and the third robot 921 is used to transfer the product between the front appearance detection assembly 922 and the back appearance detection assembly 923. It is understood that, after the bipolar plate 26 is transported to the appearance detecting mechanism 92 through the transportation rail 11 after the airtight detection, the third robot 921 may suck up the bipolar plate 26, and then detect the front appearance and the back appearance of the bipolar plate 26 at the positions of the front appearance detecting element 922 and the back appearance detecting element 923, respectively. For example, when the bipolar plate 26 moves to the front surface appearance detection assembly 922, the front surface appearance detection assembly 922 can take a picture of the front surface of the bipolar plate 26, and then the image can be displayed on a display screen in real time, so that an operator can determine whether the bipolar plate 26 is qualified by checking the picture and feed back the picture to the system.
Alternatively, as shown in fig. 8, the fuel cell bipolar plate sealing processing line further includes a bipolar plate blanking device 10, the bipolar plate blanking device 10 includes a blanking bin (not shown) and a second paper separation mechanism 101, the blanking bin may be in the form of a cartridge clip bin, the bipolar plate blanking device 10 is disposed at the end of the conveying path of the conveying track 11, the bipolar plate 26 with qualified appearance detection may be placed in the cartridge clip, and the second paper separation mechanism 101 is used to place the paper separation on the bipolar plate 26, so as to form an alternate stacking structure of the cartridge clip and the paper separation.
In summary, the fuel cell bipolar plate sealing processing production line of the embodiment of the invention has the following technical effects:
1. the invention adopts a secondary curing process, improves the small-scale curing time of the traditional wet-heat curing glue to the minute-scale curing time, is more suitable for an automatic production line for sealing the bipolar plate, and greatly improves the production takt.
2. Compared with the traditional glue spraying mode, the bipolar plate sealing device provided by the invention has the advantages that the width, the thickness and the position precision of the glue line can be more accurately controlled by arranging the first glue dispensing detection mechanism and the second glue dispensing detection mechanism, and the reliability of bipolar plate sealing treatment is greatly improved. Visual inspection systems such as the retinue CCD, the 3D camera that this application adopted detect polar plate, seal gasket and gluey line, the deviation appears, through the subassembly linkage, realizes rectifying, has greatly improved the qualification rate that bipolar plate sealed was handled.
3. The invention is provided with the NG station and the paper separation recovery station, thereby improving the production efficiency and the material utilization rate.
4. The gasket jig is provided with the jacking mechanism, so that the gasket is prevented from being completely separated from the jig due to insufficient press-fitting force or clamping in the groove of the jig caused by the defect of dimensional accuracy, and the fault-tolerant rate and the reliability of the sealing treatment of the bipolar plate are improved.
5. The feeding bin adopts a cartridge clip type, the independent lifting device is arranged at the bin position, the height of a station is uniform when the station is rotated to the feeding suction position, the change caused by different thicknesses and material quantities of workpieces is avoided, and the stacking takt time is saved.
6. The invention adopts the independent airtight detection modular design, ensures that each airtight detection platform is independent and is not influenced by the vibration of other platforms, and improves the reliability and accuracy of detecting the airtight sealing of the bipolar plate.
7. The invention adopts the transfer jig with uniform whole flow, ensures the positioning function and material tracking of the whole process and is convenient for calculating the production line beat.
8. The invention adopts a turntable form and is provided with a plurality of feeding stations, the number of the stations of the turntable can be reserved according to the type of a product, and the flexibility is flexible.
9. The glue spraying surface of the bipolar plate is turned and reversed and then is bonded with the gasket, so that the gasket with different sections can be adapted, the precision loss in the process of grabbing and moving the gasket is prevented, and the bonding effect of the bipolar plate and the gasket is improved.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although the above embodiments have been shown and described, it should be understood that they are exemplary and should not be construed as limiting the present invention, and that many changes, modifications, substitutions and alterations to the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (13)
1. A fuel cell bipolar plate sealing treatment production line is characterized by comprising: the bipolar plate feeding device, the first dispensing device, the first gasket bonding device, the second gasket bonding device and the second curing device are sequentially arranged on a conveying path of the conveying device,
the bipolar plate feeding device is used for providing a bipolar plate to the conveying device, the first glue dispensing device is used for dispensing glue on the front side of the bipolar plate, the first gasket bonding device is used for bonding a first gasket on the front side of the bipolar plate, the first curing device is used for curing the first gasket and the bipolar plate, the second glue dispensing device is used for dispensing glue on the back side of the bipolar plate, the second gasket device is used for bonding a second gasket on the back side of the bipolar plate, and the second curing device is used for curing the second gasket and the bipolar plate.
2. The fuel cell bipolar plate sealing production line of claim 1, wherein the conveying device comprises a conveying rail and a plate jig, the plate jig is disposed on the conveying rail, the conveying rail can drive the plate jig to move along the conveying path,
the bipolar plate feeding device comprises a bipolar plate bin, a feeding track, a first robot and a cartridge clip separating mechanism, wherein the bipolar plate bin is arranged on one side of the feeding track and used for conveying a cartridge clip loaded with the bipolar plate to the feeding track, the first robot is used for transporting the bipolar plate on the cartridge clip to the polar plate jig, and the cartridge clip separating mechanism is arranged on the other side of the feeding track and used for transporting the empty cartridge clip.
3. The production line for sealing and processing the bipolar plate of the fuel cell as claimed in claim 2, wherein the bipolar plate feeding device further comprises a first separator paper cutting mechanism, the cartridge clip carrying the bipolar plate is provided with a separator paper, and the first separator paper cutting mechanism is used for separating the separator paper from the bipolar plate.
4. The fuel cell bipolar plate sealing process production line as set forth in claim 2, wherein the first glue application device includes: first point gum machine, first tool are grabbed from mechanism, first polar plate transplanting mechanism and first point gum platform, the transfer orbit passes first point gum machine, first tool is grabbed from the mechanism and is located on the first point gum machine, first tool is grabbed from the mechanism and is used for breaking away from the polar plate tool that carries bipolar plate transfer orbit, first polar plate transplanting mechanism locate on the first point gum machine and be used for being in bipolar plate the polar plate tool with transport between the first point gum platform, first point gum machine be used for right bipolar plate on the first point gum platform carries out the point gum.
5. The fuel cell bipolar plate sealing treatment production line of claim 4, wherein the first glue dispensing device further comprises a first glue dispensing detection mechanism, the first glue dispensing detection mechanism is arranged on the first glue dispensing machine, and the first glue dispensing detection mechanism is used for detecting glue spraying parameters of the first glue dispensing machine;
and/or the first dispensing device further comprises a second dispensing detection mechanism, the second dispensing detection mechanism is arranged on the first dispensing machine, and the second dispensing detection mechanism is used for detecting the glue line parameters on the bipolar plate.
6. The production line for sealing the bipolar plate of the fuel cell as claimed in claim 1, wherein the first dispensing device is provided in plurality, the plurality of first dispensing devices are sequentially arranged on the transport path of the transport device, the plurality of second dispensing devices are provided in plurality, and the plurality of second dispensing devices are sequentially arranged on the transport path of the transport device.
7. The production line for sealing and processing the fuel cell bipolar plate according to claim 2, wherein the first gasket bonding device comprises a first gasket feeding mechanism, a second robot, a second jig grabbing and separating mechanism, an overturning and shaping mechanism and a gasket precision detecting mechanism, the second jig grabbing and separating mechanism is used for separating the polar plate jig loaded with the bipolar plate from the conveying track, the overturning and shaping mechanism is used for overturning the bipolar plate by 180 degrees, the gasket shaping mechanism is used for detecting the bonding precision of the first gasket and the bipolar plate, and the second robot is used for transferring the bipolar plate among the first gasket feeding mechanism, the second jig grabbing and separating mechanism, the overturning and shaping mechanism and the gasket precision detecting mechanism.
8. The production line for sealing and processing the fuel cell bipolar plate according to claim 7, wherein the first gasket feeding mechanism comprises a gasket jig and a jacking mechanism, the jacking mechanism is disposed at a lower end of the gasket jig, the second robot is used for driving the turned bipolar plate to be bonded with the first gasket on the gasket jig, and the jacking mechanism can move up and down to drive the first gasket to be separated from the gasket jig.
9. The fuel cell bipolar plate sealing processing production line according to claim 2, wherein the first curing device comprises a first curing oven and a first layer-changing and cutting mechanism, the first layer-changing and cutting mechanism is connected with the conveying rail and the first curing oven, a plurality of curing layers are arranged in the first curing oven, and the first layer-changing and cutting mechanism is used for conveying the bipolar plate bonded with the first gasket to different curing layers for curing.
10. The fuel cell bipolar plate sealing processing production line as claimed in claim 2, further comprising a detection device including an airtightness detection mechanism and an appearance detection mechanism, the airtightness detection mechanism and the appearance detection mechanism being arranged in this order on a conveyance path of the conveyance rail, the airtightness detection mechanism being configured to detect airtightness of a product, the appearance detection mechanism being configured to detect an appearance of the product.
11. The fuel cell bipolar plate sealing production line of claim 10, wherein the air tightness detection mechanism comprises an air tightness detection machine, a grabbing chuck and a third jig grabbing and separating mechanism, the grabbing chuck is provided with at least two grabbing positions, the third jig grabbing and separating mechanism is used for separating a product from the conveying track, the grabbing chuck is pivotally connected with the air tightness detection machine, the grabbing chuck can rotate to a position below the third jig grabbing and separating mechanism, so that the grabbing position grabs the product, the air tightness detection machine is provided with an air tightness detection position, and the grabbing chuck can move the product to the air tightness detection position to detect the air tightness of the product.
12. The fuel cell bipolar plate sealing processing line as set forth in claim 11, wherein the airtightness detecting mechanism is plural, and the plural airtightness detecting mechanisms are arranged in sequence on the conveying path of the conveying rail.
13. The fuel cell bipolar plate sealing processing production line of claim 10, wherein the appearance inspection mechanism includes a third robot, a front appearance inspection assembly for inspecting a front appearance of the product, and a back appearance inspection assembly for inspecting a back appearance of the product, the third robot being configured to transfer the product between the front appearance inspection assembly and the back appearance inspection assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210770013.1A CN115000450A (en) | 2022-07-01 | 2022-07-01 | Fuel cell bipolar plate sealing treatment production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210770013.1A CN115000450A (en) | 2022-07-01 | 2022-07-01 | Fuel cell bipolar plate sealing treatment production line |
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| CN115000450A true CN115000450A (en) | 2022-09-02 |
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| CN202210770013.1A Pending CN115000450A (en) | 2022-07-01 | 2022-07-01 | Fuel cell bipolar plate sealing treatment production line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115683236A (en) * | 2022-12-29 | 2023-02-03 | 佛山隆深机器人有限公司 | Automatic bipolar plate detection system and air tightness detection mechanism thereof |
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|---|---|---|---|---|
| US20150132678A1 (en) * | 2012-05-28 | 2015-05-14 | Intelligent Energy Limited | Fuel cell plate assemblies and method of assembling fuel cell plate assemblies |
| CN110957502A (en) * | 2019-11-11 | 2020-04-03 | 深圳市世椿智能装备股份有限公司 | Full-automatic production line of hydrogen fuel cell metal bipolar plate |
| CN112747785A (en) * | 2019-10-31 | 2021-05-04 | 国家电投集团氢能科技发展有限公司 | Pretreatment assembly line |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150132678A1 (en) * | 2012-05-28 | 2015-05-14 | Intelligent Energy Limited | Fuel cell plate assemblies and method of assembling fuel cell plate assemblies |
| CN112747785A (en) * | 2019-10-31 | 2021-05-04 | 国家电投集团氢能科技发展有限公司 | Pretreatment assembly line |
| CN110957502A (en) * | 2019-11-11 | 2020-04-03 | 深圳市世椿智能装备股份有限公司 | Full-automatic production line of hydrogen fuel cell metal bipolar plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115683236A (en) * | 2022-12-29 | 2023-02-03 | 佛山隆深机器人有限公司 | Automatic bipolar plate detection system and air tightness detection mechanism thereof |
| CN115683236B (en) * | 2022-12-29 | 2023-03-21 | 佛山隆深机器人有限公司 | Automatic bipolar plate detection system and air tightness detection mechanism thereof |
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