CN113524861A - Lamination pressing device for graphite flake reinforced framework of fuel cell bipolar plate - Google Patents
Lamination pressing device for graphite flake reinforced framework of fuel cell bipolar plate Download PDFInfo
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- CN113524861A CN113524861A CN202110677133.2A CN202110677133A CN113524861A CN 113524861 A CN113524861 A CN 113524861A CN 202110677133 A CN202110677133 A CN 202110677133A CN 113524861 A CN113524861 A CN 113524861A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 153
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 151
- 239000010439 graphite Substances 0.000 title claims abstract description 151
- 238000003825 pressing Methods 0.000 title claims abstract description 100
- 239000000446 fuel Substances 0.000 title claims abstract description 21
- 238000003475 lamination Methods 0.000 title claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000010030 laminating Methods 0.000 claims abstract description 16
- 230000000712 assembly Effects 0.000 claims description 23
- 238000000429 assembly Methods 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000007731 hot pressing Methods 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910001868 water Inorganic materials 0.000 description 1
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-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/18—Handling of layers or the laminate
- B32B38/1808—Handling of layers or the laminate characterised by the laying up of the layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/18—Handling of layers or the laminate
- B32B38/1825—Handling of layers or the laminate characterised by the control or constructional features of devices for tensioning, stretching or registration
- B32B38/1833—Positioning, e.g. registration or centering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/18—Handling of layers or the laminate
- B32B38/1858—Handling of layers or the laminate using vacuum
-
- 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
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
-
- 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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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The invention relates to the field of fuel cells, in particular to a laminating and pressing device for a graphite sheet reinforced framework of a bipolar plate of a fuel cell. The technical problem is as follows: provides a laminating and pressing device for a graphite sheet reinforced framework of a fuel cell bipolar plate. The technical scheme is as follows: a fuel cell bipolar plate graphite flake reinforced skeleton lamination pressing device comprises a pressing assembly, a transverse straightening assembly, a longitudinal straightening assembly, a support table, a control table, a first material distribution carrying disc, a second material distribution carrying disc, an unlocking wedge rod and a bottom plate; a first material distribution loading disc is arranged on the right side of the support table; and a second material distribution loading disc is arranged on the left side of the support table. The invention realizes the lamination and pressing work of the graphite flakes and the framework, the pre-pressing work of each graphite flake and the framework in sequence can ensure that the single graphite flake and the single framework are tightly attached to each other while ensuring the positioning accuracy, and then the lamination and pressing work of each graphite flake and the framework which are attached to each other can avoid the phenomenon that the lower layer is driven to deviate when the position of the upper layer is adjusted.
Description
Technical Field
The invention relates to the field of fuel cells, in particular to a laminating and pressing device for a graphite sheet reinforced framework of a bipolar plate of a fuel cell.
Background
A hydrogen fuel cell is a power generation device that directly converts chemical energy of hydrogen and oxygen into electrical energy. The basic principle is the reverse reaction of electrolyzed water, hydrogen and oxygen are supplied to the anode and cathode respectively, and after the hydrogen diffuses out through the anode and reacts with the electrolyte, electrons are released to reach the cathode through an external load.
In order to enhance the toughness and the skeleton strength of a bipolar plate of a fuel cell, the bipolar plate of the fuel cell is obtained by laminating and pressing a plurality of groups of graphite sheets and an enhanced skeleton, when the graphite sheets and the skeleton are laminated, the graphite sheets and the skeleton are sequentially and alternately laminated, and after the lamination is finished, the graphite sheets and the skeleton are pre-pressed, so that the graphite sheets between adjacent layers are tightly attached to the skeleton, and then are put into a hot-pressing furnace for hot-pressing and shaping, however, because the conductivity of the skeleton is enhanced, the surface of the skeleton is coated with a layer of conductive coating, and the conductive coating has certain viscosity, when the graphite sheets are laminated on the skeleton and aligned, the graphite sheets above the moving part can enable the adhered graphite sheets below the skeleton to be driven to deviate, so that the position movement phenomenon of the graphite sheets and the skeleton occurs, and the structural strength of the pressed graphite sheets and the skeleton laminated body is damaged, in addition, when the graphite flake is placed above the framework by using the sucker, if the graphite flake is partially folded and is not straightened, the expected attaching degree of the graphite flake and the framework cannot be achieved.
Therefore, there is an urgent need for an automatic laminating device that can ensure the precise positioning of the graphite flake and the framework and adjust the degree of lamination thereof.
Disclosure of Invention
In order to overcome when carrying out the alignment work of graphite flake and skeleton, the graphite flake that removes the top will make the skeleton below glue the graphite flake of sticking and be driven the skew, lead to the graphite flake to appear the position removal phenomenon with each layer of skeleton, if the folding phenomenon appears in graphite flake part position in addition and do not smooth out the straight to it, will lead to the graphite flake and the shortcoming, the technical problem that can not reach the anticipated laminating degree of skeleton: provides a laminating and pressing device for a graphite sheet reinforced framework of a fuel cell bipolar plate.
The technical scheme is as follows: a fuel cell bipolar plate graphite flake reinforced framework lamination pressing device comprises a pressing assembly, a transverse straightening assembly, a longitudinal straightening assembly, a support table, a control table, a first material distribution carrying disc, a second material distribution carrying disc, an electric conveyor belt, an unlocking wedge rod and a bottom plate; a group of pressing components are respectively arranged on the front side and the rear side of the support platform; the pressing assembly can sequentially press and attach each layer of graphite flakes and the framework; the left side and the right side of the support table are respectively provided with a group of transverse straightening assemblies; the transverse straightening component can sequentially perform transverse straightening and straightening operations on graphite flakes before the graphite flakes are attached; the two groups of longitudinal straightening assemblies are respectively arranged in the corresponding group of pressing assemblies; the longitudinal straightening component can sequentially perform longitudinal straightening and straightening work when graphite flakes are attached; a control console is arranged on the left side of the support platform; a first material distribution loading disc is arranged on the right side of the support table; a second material distribution loading disc is arranged on the left side of the support table; the bracket platform is connected with an electric conveyor belt below the control platform; a group of unlocking wedge-shaped rods are symmetrically arranged on the front side and the rear side of the support platform respectively; the middle part below the bracket table is provided with a bottom plate.
Preferably, the pressing assembly comprises a third electric sliding block, a third fixed frame, a first spring telescopic rod, a pressing plate, a second wedge-shaped block, a toothed bar, a first sliding support and a first return spring; the two groups of third electric sliding blocks are respectively in sliding connection with the inner parts of the two sides of the support table; two ends of the third fixing frame are fixedly connected with a group of corresponding third electric sliding blocks respectively; the top ends of the two groups of first spring telescopic rods are fixedly connected with the bottom end of the third fixing frame; the bottom end of each group of first spring telescopic rods is fixedly connected with the pressing plate; two groups of second wedge-shaped blocks are fixedly connected with two sides of the third fixing frame respectively; two groups of toothed bars are fixedly connected with two ends of the third fixing frame respectively; two groups of first sliding supports are respectively connected with the inner parts of two sides of the support table in a sliding manner below the third electric sliding block; one end of each of the two groups of first return springs is fixedly connected with the corresponding group of first sliding brackets; the other end of each group of first reset springs is fixedly connected with the inside of the support platform; two sides of the longitudinal straightening component are fixedly connected with a group of corresponding first sliding supports.
Preferably, the transverse straightening assembly comprises a first rotating shaft, a first straight gear, a first driving wheel, a second rotating shaft, a second driving wheel, a second straight gear, a second sliding rail, a second sliding support, a toothed plate and a first underframe; the first rotating shaft is rotatably connected with the middle part of the support table; the first straight gear and the first driving wheel are fixedly connected with the first rotating shaft; a group of first rotating shaft, a first straight gear and a first driving wheel are respectively arranged on two sides of the support table; the second rotating shaft is rotatably connected with the middle part of the support table below the first rotating shaft; two groups of second driving wheels are fixedly connected with two sides of the second rotating shaft respectively; each group of second transmission wheels are in transmission connection with a corresponding group of first transmission wheels through belts; the two groups of second straight gears are fixedly connected with the middle part of the second rotating shaft; two groups of second sliding rails are fixedly connected with the middle part of the support platform below the second straight gear; the two groups of second sliding supports are respectively in sliding connection with the interiors of the corresponding groups of second sliding rails; the two groups of toothed plates are fixedly connected with the top ends of the corresponding groups of second sliding brackets respectively; each group of toothed plates is meshed with a corresponding group of second straight gears; the inner side of each group of second sliding supports is fixedly connected with the outer side of the first underframe.
Preferably, the longitudinal straightening assembly comprises a third slide rail, a fourth electric slide block, a fourth fixed frame, a third slide block bracket, a third wedge block, a positive locking block, a locking unit and a second return spring; the two groups of third sliding rails are fixedly connected with the outer sides of the corresponding groups of first sliding brackets respectively; the two groups of fourth electric sliding blocks are respectively in sliding connection with the interiors of the corresponding groups of third sliding rails; each group of fourth electric sliding blocks is fixedly connected with one end of a fourth fixing frame; the third sliding block bracket is in sliding connection with the inner side of the fourth fixed frame; the two groups of third wedge blocks are fixedly connected with two sides of the top end of the third sliding block bracket respectively; the positive locking block is fixedly connected with the middle part of one side, close to the third slide rail, of the third slide block bracket; two ends of the positive locking block are respectively provided with a group of slots; one end of each of the two groups of second reset springs is fixedly connected with two sides of the third sliding block bracket respectively; the other end of each group of second reset springs is fixedly connected with the inside of the fourth fixing frame; the locking unit is fixedly connected with the middle part of the fourth fixing frame.
Preferably, the locking unit comprises a locking groove, a second spring telescopic rod, a side locking block and a fourth wedge-shaped block; the locking groove is fixedly connected with the middle part of the fourth fixing frame; one end of the second spring telescopic rod is fixedly connected with one side of the fourth fixing frame; the side locking block is fixedly connected with the other end of the second spring telescopic rod; the fourth wedge block is fixedly connected with the top end of the side locking block; and a group of second spring telescopic rods, side locking blocks and a fourth wedge-shaped block are symmetrically arranged on two sides of the fourth fixing frame respectively.
Preferably, two sides of the bottom end of the unlocking wedge rod are symmetrically provided with a group of wedge blocks.
Preferably, two groups of strip-shaped openings are formed in the middle of the bottom plate.
Compared with the prior art, the invention has the following advantages:
1. in order to overcome the defect that when the alignment work of the graphite flake and the framework is carried out, the graphite flake which is adhered to the lower part of the framework is driven to deviate by moving the graphite flake on the upper part, so that the position moving phenomenon of each layer of the graphite flake and the framework is caused, and in addition, if the folding phenomenon of partial position of the graphite flake is not carried out, the graphite flake and the framework can not reach the expected attaching degree;
2. the device of the invention comprises: when the device is used, the device is placed and the support table is kept stable, the control console is regulated and controlled after the device is connected with an external power supply, then graphite flakes to be assembled are stacked in the first material distribution loading disc, a framework to be assembled is stacked in the second material distribution loading disc, then a group of graphite flakes and a group of framework are taken out in sequence by the feeding assembly and are stacked on the two groups of transverse straightening assemblies and the two groups of longitudinal straightening assemblies, then the pressing assembly is pressed downwards along the support table, meanwhile, the pressing assembly drives the transverse straightening assemblies to transversely straighten and straighten the graphite flakes from the bottom end and leave from the two sides of the graphite flakes, then the pressing assembly drives the longitudinal straightening assemblies to longitudinally straighten and straighten the graphite flakes from the bottom end, the pressing assembly drives the longitudinal straightening assemblies to compress and move to the bottom edges of the graphite flakes towards the two sides, and simultaneously, the unfolded graphite flakes and the framework are tightly pressed together by the pressing assembly, locking the compression state of the longitudinal straightening assembly by the pressing assembly pressed downwards, driving the longitudinal straightening assembly to move the tightly pressed graphite flakes and the framework downwards along the support table and suspend the graphite flakes and the framework above the bottom plate, then unfolding the two groups of longitudinal straightening assemblies towards two sides to loosen the graphite flakes and the framework, pressing the loosened graphite flakes and the framework downwards on the bottom plate by the pressing assembly to finish the first layer of laminating work, driving the longitudinal straightening assembly to upwards separate the graphite flakes and the framework along the support table and reset, unlocking the longitudinal straightening assembly by the unlocking wedge rod, tightly pressing the next group of graphite flakes and the framework according to the steps, loosening and pressing the group of graphite flakes and the framework downwards above the upper group of framework by the pressing assembly, and when unfolding the graphite flakes and the framework towards two sides to loosen the graphite flakes and the framework, the pressing assembly presses the loosened graphite flakes and frameworks downwards to be tightly attached to the previous group of frameworks to finish the attachment work of the second layer, then the attachment work of the graphite flakes and the frameworks with the specified number of layers is sequentially finished according to the steps, then the edge pressing assembly performs edge sealing and pressing work on the two side edges of the laminated graphite flakes and the frameworks to ensure that the adjacent graphite flakes and the frameworks are tightly attached to each other, and finally the graphite flakes and the framework laminated bodies which finish the pressing work fall on an electric conveying belt from the edge pressing assembly and are conveyed to the next device by the electric conveying belt to be subjected to hot pressing and shaping work;
3. the invention realizes the lamination and pressing work of the graphite flakes and the framework, the pre-pressing work of each graphite flake and the framework in sequence can ensure that the single graphite flake and the single framework are tightly attached to each other while ensuring the positioning accuracy, and then the lamination and pressing work of each graphite flake and the framework which are attached to each other can avoid the phenomenon that the lower layer is driven to deviate when the position of the upper layer is adjusted.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the present invention;
FIG. 2 is a schematic perspective view of a second embodiment of the present invention;
FIG. 3 is a schematic view of the V region of the present invention;
FIG. 4 is a rear view of the present invention;
FIG. 5 is a schematic perspective view of the loading assembly of the present invention;
FIG. 6 is a schematic perspective view of a press assembly of the present invention;
FIG. 7 is a front view of a press assembly of the present invention;
FIG. 8 is a first perspective view of the lateral straightening assembly of the present invention;
FIG. 9 is a second perspective view of the lateral straightening assembly of the present invention;
FIG. 10 is a first perspective view of the longitudinal straightening assembly of the present invention;
FIG. 11 is a second perspective view of the longitudinal straightening assembly of the present invention;
FIG. 12 is a front view of the locking unit of the present invention;
FIG. 13 is a schematic perspective view of an edge bonding assembly according to the present invention;
FIG. 14 is a schematic view of a partial perspective structure of an edge bonding assembly according to the present invention;
fig. 15 is a schematic perspective view of the bottom plate of the present invention.
Reference numbers in the drawings: a feeding assembly, a pressing assembly, a transverse straightening assembly, a longitudinal straightening assembly, an edge pressing assembly, 6, a support table, 7, a control table, 8, a first material distribution loading disc, 9, a second material distribution loading disc, 10, an electric conveyor belt, 11, an unlocking wedge rod, 12, a bottom plate, 101, a first slide rail, 102, a first electric slide block, 103, a first electric push rod, 104, a first fixing frame, 105, a first suction cup, 106, a second electric slide block, 107, a second electric push rod, 108, a second fixing frame, 109, a second electric suction cup, 110, a vacuum generator, 201, a third electric slide block, 202, a third fixing frame, 203, a first spring telescopic rod, 204, a pressing plate, 205, a second wedge block, 206, a toothed bar, 207, a first sliding support, 208, a first return spring, 301, a first rotating shaft, 302, a first straight gear, 303, a first driving wheel, 304 and a second rotating shaft, 305. a second transmission wheel 306, a second spur gear 307, a second sliding rail 308, a second sliding support 309, a toothed plate 310, a first chassis 401, a third sliding rail 402, a fourth electric sliding block 403, a fourth fixing frame 404, a third sliding block support 405, a third wedge block 406, a positive locking block 407, a locking unit 408, a second return spring 40701, a locking groove 40702, a second spring telescopic rod 40703, a side locking block 40704, a fourth wedge block 501, a fourth sliding rail 502, a fifth electric sliding block 503, a fifth sliding rail 504, a sixth electric sliding block 505, a lower clamping rod 506, an electric rotating shaft 507, a shaft sleeve 508 and an upper clamping rod.
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.
Examples
A fuel cell bipolar plate graphite flake reinforced skeleton lamination pressing device is shown in figures 1-4 and 15 and comprises a pressing assembly, a transverse straightening assembly, a longitudinal straightening assembly, a support table 6, a control table 7, a first material distribution carrying disc 8, a second material distribution carrying disc 9, an electric conveyor belt 10, an unlocking wedge-shaped rod 11 and a bottom plate 12; a group of pressing components are respectively arranged on the front side and the rear side of the support table 6; the pressing assembly can sequentially press and attach each layer of graphite flakes and the framework; the left side and the right side of the support table 6 are respectively provided with a group of transverse straightening assemblies; the transverse straightening component can sequentially perform transverse straightening and straightening operations on graphite flakes before the graphite flakes are attached; the two groups of longitudinal straightening assemblies are respectively arranged in the corresponding group of pressing assemblies; the longitudinal straightening component can sequentially perform longitudinal straightening and straightening work when graphite flakes are attached; a control console 7 is arranged on the left side of the support stand 6; a first material distribution loading disc 8 is arranged on the right side of the support table 6; a second material distribution loading tray 9 is arranged on the left side of the support table 6; the bracket table 6 is connected with an electric conveyor belt 10 below the control table 7; a group of unlocking wedge-shaped rods 11 are symmetrically arranged on the front side and the rear side of the support table 6 respectively; a bottom plate 12 is arranged in the middle of the lower part of the support stand 6.
The working principle is as follows: when the device is used, the device is placed and the support table 6 is kept stable, the control console 7 is regulated and controlled after the power supply is connected externally, then graphite flakes to be assembled are stacked in the first material distribution carrying disc 8, skeletons to be assembled are stacked in the second material distribution carrying disc 9, then a group of graphite flakes and a group of skeletons are taken out in sequence by the feeding assembly and are stacked on the two groups of transverse straightening assemblies and the two groups of longitudinal straightening assemblies, then the pressing assembly presses downwards along the support table 6, simultaneously the pressing assembly drives the transverse straightening assemblies to transversely straighten and straighten the graphite flakes from the bottom end and leave from the two sides of the graphite flakes, then the pressing assembly drives the longitudinal straightening assemblies to longitudinally straighten and straighten the graphite flakes from the bottom end, the pressing assembly drives the longitudinal straightening assemblies to compress and move towards the two sides to the bottom edges of the graphite flakes, and simultaneously the pressed and unfolded graphite flakes are tightly pressed together with the skeletons by the pressing assembly, locking the compression state of the longitudinal straightening assembly by the pressing assembly pressed downwards, driving the longitudinal straightening assembly to move the tightly pressed graphite flakes and the framework downwards along the support table 6 and suspend the graphite flakes and the framework above the bottom plate 12, then unfolding the two groups of longitudinal straightening assemblies towards two sides to loosen the graphite flakes and the framework, pressing the loosened graphite flakes and the framework downwards on the bottom plate 12 by the pressing assembly to complete the first layer of laminating work, driving the longitudinal straightening assembly to upwards leave the graphite flakes and the framework along the support table 6 and reset, unlocking the longitudinal straightening assembly by the unlocking wedge rod 11, tightly pressing the next group of graphite flakes and the framework according to the steps, loosening and pressing the group of graphite flakes and the framework downwards above the upper group of framework by the pressing assembly, and unfolding the graphite flakes and the framework towards two sides when the longitudinal straightening assembly loosens the graphite flakes and the framework, the pressing assembly presses the loosened graphite flakes and frameworks downwards to be tightly attached to the previous group of frameworks to finish the attachment work of the second layer, then the attachment work of the graphite flakes and the frameworks with the specified number of layers is sequentially finished according to the steps, then the edge pressing assembly performs edge sealing and pressing work on the two side edges of the laminated graphite flakes and the frameworks to ensure that the adjacent graphite flakes and the frameworks are tightly attached to each other, and finally the graphite flakes and the framework laminated bodies which finish the pressing work fall on the electric conveyor belt 10 from the edge pressing assembly and are conveyed to the next device by the electric conveyor belt 10 to be subjected to hot pressing and shaping work; the invention realizes the lamination and pressing work of the graphite flakes and the framework, the pre-pressing work of each graphite flake and the framework in sequence can ensure that the single graphite flake and the single framework are tightly attached to each other while ensuring the positioning accuracy, and then the lamination and pressing work of each graphite flake and the framework which are attached to each other can avoid the phenomenon that the lower layer is driven to deviate when the position of the upper layer is adjusted.
Referring to fig. 5, the vacuum cleaner further comprises a feeding assembly, wherein the feeding assembly comprises a first slide rail 101, a first electric slider 102, a first electric push rod 103, a first fixing frame 104, a first suction cup 105, a second electric slider 106, a second electric push rod 107, a second fixing frame 108, a second electric suction cup 109 and a vacuum generator 110; the first slide rail 101 is fixedly connected with the middle part of the top end of the support table 6; the vacuum generator 110 is fixedly connected with the middle part of the top end of the first slide rail 101; the first electric slide block 102 is connected with the inside of the first slide rail 101 in a sliding manner; the first electric push rod 103 is fixedly connected with the bottom end of the first electric slide block 102; the first fixing frame 104 is fixedly connected with the bottom end of the first electric push rod 103; two groups of first suction discs 105 are fixedly connected with two sides of the first fixing frame 104 respectively; each group of the first suction cups 105 is fixedly connected with the vacuum generator 110 through a pipeline; on the left side of the first electric slider 102, a second electric slider 106 is connected with the inside of the first slide rail 101 in a sliding manner; the second electric push rod 107 is fixedly connected with the bottom end of the second electric slide block 106; the second fixing frame 108 is fixedly connected with the bottom end of the second electric push rod 107; two groups of second electric suction cups 109 are respectively fixedly connected with two sides of the second fixing frame 108; each set of the second electric suction cups 109 is fixedly connected with the vacuum generator 110 through a pipeline.
Firstly, a first electric push rod 103 drives a first fixing frame 104 and a first sucking disc 105 to move downwards, simultaneously a vacuum generator 110 drives the first sucking disc 105 to suck up a group of graphite flakes in a first distribution loading disc 8 through a pipeline, then the first electric push rod 103 drives the first fixing frame 104 and the first sucking disc 105 to reset upwards, simultaneously a first electric slide block 102 drives the first electric push rod 103 and parts connected with the first electric push rod 103 to move to a position between a pressing component and a transverse straightening component along a first slide rail 101, simultaneously a second electric slide block 106 drives a second electric push rod 107 and parts connected with the second electric push rod 107 to move to the position above a second distribution loading disc 9 along the first slide rail 101, then the vacuum generator 110 drives the first sucking disc 105 to loosen the graphite flakes through the pipeline, the graphite flakes are placed in the two groups of transverse straightening components and the two groups of longitudinal straightening components, and simultaneously the second electric push rod 107 drives a second fixing frame 108 and a second electric sucking disc 109 to move downwards, meanwhile, the vacuum generator 110 drives the second electric suction cup 109 to suck up a group of frameworks of the second sub-material loading tray 9 through a pipeline, then the first electric slide block 102 drives the first electric push rod 103 and parts connected with the first electric push rod to move and reset along the first slide rail 101, meanwhile, the second electric slide block 106 drives the second electric push rod 107 and parts connected with the second electric push rod to move along the first slide rail 101 to a position between the pressing assembly and the transverse straightening assembly, the vacuum generator 110 drives the second electric suction cup 109 through the pipeline to loosen the frameworks, and the frameworks are placed on the surfaces of graphite flakes in the transverse straightening assembly and the longitudinal straightening assembly; the assembly finishes the sequential placement and conveying of each group of graphite sheets and the framework into the transverse straightening assembly and the longitudinal straightening assembly.
Referring to fig. 6-7, the pressing assembly includes a third electric sliding block 201, a third fixing frame 202, a first spring expansion rod 203, a pressing plate 204, a second wedge block 205, a rack bar 206, a first sliding bracket 207 and a first return spring 208; the two groups of third electric sliding blocks 201 are respectively connected with the inner parts of the two sides of the support table 6 in a sliding manner; two ends of the third fixing frame 202 are fixedly connected with a group of corresponding third electric sliding blocks 201; the top ends of the two groups of first spring telescopic rods 203 are fixedly connected with the bottom end of the third fixing frame 202; the bottom end of each group of the first spring telescopic rods 203 is fixedly connected with the pressing plate 204; two groups of second wedge-shaped blocks 205 are respectively fixedly connected with two sides of the third fixing frame 202; two groups of toothed bars 206 are respectively fixedly connected with two ends of the third fixing frame 202; below the third electric slider 201, two groups of first sliding brackets 207 are respectively connected with the insides of two sides of the support table 6 in a sliding manner; one end of each of the two sets of first return springs 208 is fixedly connected to a corresponding set of first sliding brackets 207; the other end of each group of first reset springs 208 is fixedly connected with the inside of the support table 6; two sides of the longitudinal straightening component are fixedly connected with a corresponding group of first sliding brackets 207 respectively.
Firstly, a third electric slide block 201 drives a third fixing frame 202 and parts connected with the third fixing frame to press downwards along a support table 6, meanwhile, a toothed bar 206 drives a transverse smoothing-out component to perform transverse smoothing-out and straightening work on a graphite flake from the bottom end and leave from two sides of the graphite flake, after a pressing plate 204 is connected with the surfaces of frameworks in the transverse smoothing-out and straightening component and the longitudinal smoothing-out component, the framework and the graphite flake are pressed downwards on the longitudinal smoothing-out and straightening component by the pressing plate 204, meanwhile, a second wedge-shaped block 205 moving downwards drives the longitudinal smoothing-out and straightening component to perform longitudinal smoothing-out and straightening work on the graphite flake from the bottom end, the longitudinal smoothing-out and straightening component is driven by the second wedge-shaped block 205 to move towards two sides in a compressing way to the edge of the bottom of the graphite flake, so that the spread graphite flake and the framework are tightly pressed together, meanwhile, a first spring telescopic rod 203 is compressed, and the second wedge-shaped block 205 pressing downwards locks the compression state of the longitudinal smoothing-out and straightening component, then, the third electric sliding block 201 which continuously moves downwards pushes the first sliding support 207 to drive the longitudinal straightening component connected with the first sliding support to move downwards along the support table 6, so that the longitudinal straightening component drives the tightly pressed graphite flakes and the framework to move downwards along the support table 6 and to be suspended above the bottom plate 12, meanwhile, the first return spring 208 is compressed, then the two groups of longitudinal straightening components expand towards two sides to release the graphite flakes and the framework, when the longitudinal straightening component leaves the lower part of the pressing plate 204, the compressed first spring expansion rod 203 pushes the pressing plate 204 to press the released graphite flakes and the framework downwards onto the bottom plate 12, then, the third electric sliding block 201 drives the third fixing frame 202 and the components connected with the third fixing frame to reset upwards along the support table 6, meanwhile, the first return spring 208 pushes the first sliding support 207 to drive the longitudinal straightening component connected with the first sliding support 207 to reset upwards along the support table 6, and the unlocking wedge-shaped rod 11 unlocks the longitudinal straightening component, then, carrying out tight pressing work on the next group of graphite sheets and the framework according to the steps, and loosening and pressing the group of graphite sheets and the framework downwards above the upper group of framework; the assembly completes pre-pressing and laminating work of each layer of graphite sheets and the framework, and completes integral pressing work of laminating each layer of graphite sheets and the framework which are laminated together.
Referring to fig. 8-9, the transverse straightening assembly comprises a first rotating shaft 301, a first straight gear 302, a first driving wheel 303, a second rotating shaft 304, a second driving wheel 305, a second straight gear 306, a second slide rail 307, a second slide bracket 308, a tooth plate 309 and a first chassis 310; the first rotating shaft 301 is rotatably connected with the middle part of the support table 6; the first straight gear 302 and the first driving wheel 303 are fixedly connected with the first rotating shaft 301; a group of first rotating shaft 301, a first straight gear 302 and a first driving wheel 303 are respectively arranged on two sides of the support table 6; below the first rotating shaft 301, the second rotating shaft 304 is rotatably connected with the middle part of the support table 6; two groups of second driving wheels 305 are respectively fixedly connected with two sides of the second rotating shaft 304; each group of second driving wheels 305 is in transmission connection with a corresponding group of first driving wheels 303 through a belt; the two groups of second spur gears 306 are fixedly connected with the middle part of the second rotating shaft 304; below the second spur gear 306, two groups of second slide rails 307 are fixedly connected with the middle part of the support platform 6; the two sets of second sliding brackets 308 are respectively connected with the inside of the corresponding set of second sliding rails 307 in a sliding manner; the two groups of toothed plates 309 are fixedly connected with the top ends of the corresponding groups of second sliding brackets 308 respectively; each set of toothed plates 309 is engaged with a corresponding set of second spur gears 306; the inner side of each set of second sliding brackets 308 is fixedly connected with the outer side of the first chassis 310.
Firstly, graphite sheets and a framework are placed on a first chassis 310 of two groups of transverse straightening assemblies, then a toothed bar 206 moving downwards is meshed with a first straight gear 302 to drive a first rotating shaft 301 to rotate, the first rotating shaft 301 drives a first driving wheel 303 to rotate, the first driving wheel 303 drives a second driving wheel 305 to drive a second rotating shaft 304 to rotate through a belt, the second rotating shaft 304 drives a second straight gear 306 to rotate, the second straight gear 306 is meshed with a toothed plate 309 to drive a second sliding support 308 to move outwards along a second sliding rail 307, and the second sliding support 308 drives the first chassis 310 to cling to the bottom end of the graphite sheets to perform transverse straightening and straightening work on the graphite sheets and leave from two sides of the graphite sheets; the assembly completes the transverse stretching of the bottom end of the graphite sheet to both sides.
Referring to fig. 10-11, the longitudinal straightening assembly comprises a third slide rail 401, a fourth electric slide block 402, a fourth fixing frame 403, a third slide block bracket 404, a third wedge block 405, a positive locking block 406, a locking unit 407 and a second return spring 408; the two groups of third sliding rails 401 are fixedly connected with the outer sides of the corresponding groups of first sliding brackets 207 respectively; the two groups of fourth electric sliding blocks 402 are respectively in sliding connection with the interiors of the corresponding groups of third sliding rails 401; each group of fourth electric sliding blocks 402 is fixedly connected with one end of a fourth fixing frame 403; the third slider bracket 404 is slidably connected to the inner side of the fourth fixing frame 403; two groups of third wedge blocks 405 are respectively fixedly connected with two sides of the top end of the third slider bracket 404; the positive locking block 406 is fixedly connected with the middle part of one side, close to the third slide rail 401, of the third slide block bracket 404; two ends of the positive locking block 406 are respectively provided with a group of slots; one end of each of the two sets of second return springs 408 is fixedly connected to both sides of the third slider bracket 404; the other end of each group of second return springs 408 is fixedly connected with the inside of the fourth fixing frame 403; the locking unit 407 is fixedly connected to the middle of the fourth fixing frame 403.
Firstly, the graphite sheet and the framework are placed in a slot at one side of a third sliding block bracket 404 in two groups of longitudinal straightening assemblies, then the framework and the graphite sheet are pressed downwards on the third sliding block bracket 404 by a pressing plate 204 moving downwards, then a second wedge-shaped block 205 moving downwards pushes a third wedge-shaped block 405 to drive the third sliding block bracket 404 to move towards a locking unit 407 along a fourth fixing frame 403, meanwhile, a second return spring 408 is compressed, so that the third sliding block bracket 404 is tightly attached to the bottom end of the graphite sheet to perform longitudinal straightening work when the pressing plate 204 applies downward pressure to the framework and the graphite sheet, the graphite sheet is fully unfolded and tightly attached to the framework, then the second wedge-shaped block 205 moving downwards continuously pushes the third wedge-shaped block 405 to drive the third sliding block bracket 404 to move along the fourth fixing frame 403, so that a positive locking block 406 on the third sliding block bracket 404 is locked in the locking unit 407, at this time, the third sliding block bracket 404 moves to the bottom edge of the graphite sheet, then the third electric sliding block 201 which continues to move downwards pushes the first sliding bracket 207 to drive the third sliding rail 401 connected with the first sliding bracket to move downwards along the bracket table 6, so that the third sliding rail 401 drives the components connected with the third sliding rail 401 to move the graphite sheet and the framework which are tightly pressed downwards along the bracket table 6 and suspend above the bottom plate 12, then the fourth electric sliding block 402 drives the fourth fixing frame 403 and the components connected with the fourth fixing frame to move outwards along the third sliding rail 401, so that the third sliding block bracket 404 leaves the bottom of the graphite sheet, when the third sliding block bracket 404 leaves the lower side of the pressing plate 204, the compressed first spring expansion rod 203 pushes the pressing plate 204 to press the loosened graphite sheet and the framework downwards onto the bottom plate 12, then the third electric sliding block 201 drives the third fixing frame 202 and the components connected with the third fixing frame 202 to reset upwards along the bracket table 6, and at the same time, the first reset spring 208 pushes the first sliding bracket 207 to drive the third sliding rail 401 connected with the first sliding bracket 207 to drive the third sliding rail 401 along the bracket 401 to reset The table 6 is reset upward, and the unlocking wedge rod 11 unlocks the locking unit 407; the assembly completes the complete unfolding of the bottom ends of the graphite sheets and the close fitting of the graphite sheets to the framework.
Referring to fig. 13-14, the edge pressing device further includes an edge pressing assembly, where the edge pressing assembly includes a fourth slide rail 501, a fifth electric slide block 502, a fifth slide rail 503, a sixth electric slide block 504, a lower clamping bar 505, an electric rotating shaft 506, a shaft sleeve 507, and an upper clamping bar 508; two groups of fourth sliding rails 501 are fixedly connected with the lower part of the left side of the support table 6; the two groups of fifth electric sliding blocks 502 are respectively connected with the interiors of the corresponding groups of fourth sliding rails 501 in a sliding manner; two sides of the top end of the fifth slide rail 503 are fixedly connected with a corresponding group of fifth electric slide blocks 502; the sixth electric slider 504 is connected with the inner side of the fifth slide rail 503 in a sliding manner; the lower clamping rod 505 is fixedly connected with the sixth electric slide block 504; the electric rotating shaft 506 is rotatably connected with the upper part of the lower clamping rod 505; the shaft sleeve 507 is fixedly connected with the electric rotating shaft 506; the upper clamping rod 508 is fixedly connected with the inner side of the shaft sleeve 507; a set of sixth electric sliding blocks 504, a lower clamping bar 505, an electric rotating shaft 506, a shaft sleeve 507 and an upper clamping bar 508 are respectively and symmetrically arranged on two sides of the fifth sliding rail 503.
Firstly, the fifth electric sliding block 502 drives the connected components to move towards the bottom plate 12 along the fourth sliding rail 501, so that the lower clamping rod 505 is inserted into the opening in the middle of the bottom plate 12, the lower clamping rod 505 is positioned below the stack of graphite flakes and the skeleton stacked on the bottom plate 12, the upper clamping rod 508 is positioned above the stack of graphite flakes and the skeleton, then the electric rotating shaft 506 drives the upper clamping rod 508 to rotate downwards through the shaft sleeve 507, so that the lower clamping rod 505 and the upper clamping rod 508 clamp the upper and lower sides of the stack of graphite flakes and the skeleton, then the fifth electric sliding block 502 drives the connected components to move reversely along the fourth sliding rail 501 to reset, so that the stack of graphite flakes and the skeleton is separated from the bottom plate 12 and moves to the upper side of the electric conveyor belt 10, then the two sets of sixth electric sliding blocks 504 drive the upper clamping rod 508 connected with the upper clamping rod to move reversely, so that the lower clamping rod 505 and the upper clamping rod 508 perform edge sealing and pressing on the two sides of the stack of graphite flakes and the skeleton stacked stack of the stack of graphite flakes and the skeleton, the graphite sheets and the frameworks adjacent to each other are tightly attached to each other, and finally when the lower clamping rod 505 and the upper clamping rod 508 are separated from the graphite sheet and the framework laminated body, the graphite sheet and the framework laminated body which are pressed together fall onto the electric conveyor belt 10 from the lower clamping rod 505 and the upper clamping rod 508, and are conveyed to the next device by the electric conveyor belt 10 for hot-press shaping; this subassembly has accomplished and has carried out banding pressfitting work to graphite flake and skeleton stack.
Referring to fig. 12, the locking unit 407 includes a locking slot 40701, a second telescopic spring rod 40702, a side locking block 40703 and a fourth wedge block 40704; the lock groove 40701 is fixedly connected with the middle part of the fourth fixing frame 403; one end of the second spring telescopic rod 40702 is fixedly connected with one side of the fourth fixing frame 403; the side locking block 40703 is fixedly connected with the other end of the second spring telescopic rod 40702; the fourth wedge block 40704 is fixedly connected with the top end of the side locking block 40703; a set of second spring telescopic rod 40702, a set of side locking block 40703 and a set of fourth wedge block 40704 are symmetrically arranged on each of two sides of the fourth fixing frame 403.
Firstly, the positive locking block 406 on the third slider bracket 404 is pushed outwards when passing through the side locking block 40703, so that the second spring telescopic rod 40702 is compressed, when the slot on the side surface of the positive locking block 406 is aligned with the side locking block 40703, the second spring telescopic rod 40702 pushes the side locking block 40703 to be inserted into the slot of the positive locking block 406, meanwhile, the positive locking block 406 is inserted into the locking slot 40701, the locking work on the positive locking block 406 is completed, then, when the upward-moving fourth wedge-shaped block 40704 passes through the unlocking wedge-shaped rod 11, the wedge-shaped block below the unlocking wedge-shaped rod 11 pushes the fourth wedge-shaped block 40704 to drive the side locking block 40703 to move outwards, meanwhile, the second spring telescopic rod 40702 is compressed, and simultaneously, the compressed second return spring 408 drives the third slider bracket 404 to move and return along the fourth fixing frame 403, so that the positive locking block 406 leaves the locking slot 40701, and the unlocking work is completed; this assembly completes the locking and unlocking of the position of the third slider bracket 404.
Two sides of the bottom end of the unlocking wedge rod 11 are symmetrically provided with a group of wedge blocks.
The positive lock piece 406 can be unlocked.
Two sets of strip-shaped openings are formed in the middle of the bottom plate 12.
The lower clamping bar 505 may be positioned to clamp the graphite sheet and the skeletal laminate stacked on the base plate 12 beneath it.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. A fuel cell bipolar plate graphite flake reinforcing skeleton lamination pressing device comprises a support platform, a first material distribution loading disc, a second material distribution loading disc, an unlocking wedge-shaped rod and a bottom plate; a first material distribution loading disc is arranged on the right side of the support table; a second material distribution loading disc is arranged on the left side of the support table; a group of unlocking wedge-shaped rods are symmetrically arranged on the front side and the rear side of the support platform respectively; a bottom plate is arranged in the middle of the lower part of the support platform; the device is characterized by also comprising a pressing assembly, a transverse straightening assembly and a longitudinal straightening assembly; a group of pressing components are respectively arranged on the front side and the rear side of the support platform; the pressing assembly can sequentially press and attach each layer of graphite flakes and the framework; the left side and the right side of the support table are respectively provided with a group of transverse straightening assemblies; the transverse straightening component can sequentially perform transverse straightening and straightening operations on graphite flakes before the graphite flakes are attached; the two groups of longitudinal straightening assemblies are respectively arranged in the corresponding group of pressing assemblies; the longitudinal straightening assembly can sequentially perform longitudinal straightening and straightening work when graphite flakes are attached.
2. The fuel cell bipolar plate graphite sheet reinforced framework laminating and laminating device as claimed in claim 1, wherein the pressing assembly comprises a third electric slide block, a third fixing frame, a first spring telescopic rod, a pressing plate, a second wedge-shaped block, a rack rod, a first sliding support and a first return spring; the two groups of third electric sliding blocks are respectively in sliding connection with the inner parts of the two sides of the support table; two ends of the third fixing frame are fixedly connected with a group of corresponding third electric sliding blocks respectively; the top ends of the two groups of first spring telescopic rods are fixedly connected with the bottom end of the third fixing frame; the bottom end of each group of first spring telescopic rods is fixedly connected with the pressing plate; two groups of second wedge-shaped blocks are fixedly connected with two sides of the third fixing frame respectively; two groups of toothed bars are fixedly connected with two ends of the third fixing frame respectively; two groups of first sliding supports are respectively connected with the inner parts of two sides of the support table in a sliding manner below the third electric sliding block; one end of each of the two groups of first return springs is fixedly connected with the corresponding group of first sliding brackets; the other end of each group of first reset springs is fixedly connected with the inside of the support platform; two sides of the longitudinal straightening component are fixedly connected with a group of corresponding first sliding supports.
3. The stacking and pressing device for the graphite sheet reinforced frameworks of the fuel cell bipolar plate according to claim 2, wherein the transverse straightening assembly comprises a first rotating shaft, a first straight gear, a first driving wheel, a second rotating shaft, a second driving wheel, a second straight gear, a second sliding rail, a second sliding support, a toothed plate and a first chassis; the first rotating shaft is rotatably connected with the middle part of the support table; the first straight gear and the first driving wheel are fixedly connected with the first rotating shaft; a group of first rotating shaft, a first straight gear and a first driving wheel are respectively arranged on two sides of the support table; the second rotating shaft is rotatably connected with the middle part of the support table below the first rotating shaft; two groups of second driving wheels are fixedly connected with two sides of the second rotating shaft respectively; each group of second transmission wheels are in transmission connection with a corresponding group of first transmission wheels through belts; the two groups of second straight gears are fixedly connected with the middle part of the second rotating shaft; two groups of second sliding rails are fixedly connected with the middle part of the support platform below the second straight gear; the two groups of second sliding supports are respectively in sliding connection with the interiors of the corresponding groups of second sliding rails; the two groups of toothed plates are fixedly connected with the top ends of the corresponding groups of second sliding brackets respectively; each group of toothed plates is meshed with a corresponding group of second straight gears; the inner side of each group of second sliding supports is fixedly connected with the outer side of the first underframe.
4. The stacking and pressing device for the graphite sheet reinforced framework of the fuel cell bipolar plate according to claim 3, wherein the longitudinal straightening assembly comprises a third slide rail, a fourth electric slide block, a fourth fixing frame, a third slide block bracket, a third wedge block, a positive locking block, a locking unit and a second return spring; the two groups of third sliding rails are fixedly connected with the outer sides of the corresponding groups of first sliding brackets respectively; the two groups of fourth electric sliding blocks are respectively in sliding connection with the interiors of the corresponding groups of third sliding rails; each group of fourth electric sliding blocks is fixedly connected with one end of a fourth fixing frame; the third sliding block bracket is in sliding connection with the inner side of the fourth fixed frame; the two groups of third wedge blocks are fixedly connected with two sides of the top end of the third sliding block bracket respectively; the positive locking block is fixedly connected with the middle part of one side, close to the third slide rail, of the third slide block bracket; two ends of the positive locking block are respectively provided with a group of slots; one end of each of the two groups of second reset springs is fixedly connected with two sides of the third sliding block bracket respectively; the other end of each group of second reset springs is fixedly connected with the inside of the fourth fixing frame; the locking unit is fixedly connected with the middle part of the fourth fixing frame.
5. The fuel cell bipolar plate graphite sheet reinforced framework laminating and laminating device as claimed in claim 4, wherein the locking unit comprises a locking groove, a second spring telescopic rod, a side locking block and a fourth wedge-shaped block; the locking groove is fixedly connected with the middle part of the fourth fixing frame; one end of the second spring telescopic rod is fixedly connected with one side of the fourth fixing frame; the side locking block is fixedly connected with the other end of the second spring telescopic rod; the fourth wedge block is fixedly connected with the top end of the side locking block; and a group of second spring telescopic rods, side locking blocks and a fourth wedge-shaped block are symmetrically arranged on two sides of the fourth fixing frame respectively.
6. The laminating and pressing device for the graphite sheet reinforced framework of the fuel cell bipolar plate as claimed in claim 1, wherein a set of wedge-shaped blocks are symmetrically arranged on two sides of the bottom end of the unlocking wedge-shaped rod.
7. The fuel cell bipolar plate graphite sheet reinforced framework lamination pressing device according to claim 2, wherein the middle part of the bottom plate is provided with two groups of strip-shaped openings.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110677133.2A CN113524861A (en) | 2021-06-18 | 2021-06-18 | Lamination pressing device for graphite flake reinforced framework of fuel cell bipolar plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110677133.2A CN113524861A (en) | 2021-06-18 | 2021-06-18 | Lamination pressing device for graphite flake reinforced framework of fuel cell bipolar plate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115767919A (en) * | 2022-12-20 | 2023-03-07 | 信丰福昌发电子有限公司 | Dislocation-preventing pressing process for circuit board production |
| CN115923313A (en) * | 2023-01-18 | 2023-04-07 | 宿迁市京沪木业有限公司 | Plate positioning device and positioning method of plate production pressing equipment |
-
2021
- 2021-06-18 CN CN202110677133.2A patent/CN113524861A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115767919A (en) * | 2022-12-20 | 2023-03-07 | 信丰福昌发电子有限公司 | Dislocation-preventing pressing process for circuit board production |
| CN115767919B (en) * | 2022-12-20 | 2023-08-04 | 信丰福昌发电子有限公司 | Dislocation-preventing lamination process for circuit board production |
| CN115923313A (en) * | 2023-01-18 | 2023-04-07 | 宿迁市京沪木业有限公司 | Plate positioning device and positioning method of plate production pressing equipment |
| CN115923313B (en) * | 2023-01-18 | 2023-11-24 | 宿迁市京沪木业有限公司 | Board positioning device and positioning method of board production pressing equipment |
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Application publication date: 20211022 |