CN118060387B - Rolling forming integrated device for bipolar plate of hydrogen fuel cell and manufacturing method - Google Patents
Rolling forming integrated device for bipolar plate of hydrogen fuel cell and manufacturing method Download PDFInfo
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- CN118060387B CN118060387B CN202410473211.0A CN202410473211A CN118060387B CN 118060387 B CN118060387 B CN 118060387B CN 202410473211 A CN202410473211 A CN 202410473211A CN 118060387 B CN118060387 B CN 118060387B
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- 239000000446 fuel Substances 0.000 title claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 239000001257 hydrogen Substances 0.000 title claims abstract description 25
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 25
- 238000005096 rolling process Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 238000007789 sealing Methods 0.000 claims abstract description 43
- 239000000463 material Substances 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000009966 trimming Methods 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 15
- 238000010008 shearing Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 239000010720 hydraulic oil Substances 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 abstract description 7
- 238000000465 moulding Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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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- Fuel Cell (AREA)
Abstract
The invention belongs to the field of new energy, and particularly relates to a rolling forming integrated device of a bipolar plate of a hydrogen fuel cell and a manufacturing method thereof. The leveling mechanism comprises a leveling roller; the forming mechanism comprises a forming roller, a forming die, a cutter, a sealing piston, a connecting rod and a rotating shaft; the rolling mechanism comprises an adjusting smooth base, a fixed block, a spring and a supporting seat; the supporting mechanism comprises a supporting upright rod, a sliding flat plate, an adjusting bracket, an adjusting screw rod and a supporting frame; the material receiving mechanism comprises a supporting inclined plate, a supporting box body, a flat plate, a pressure sensor, a transmission rod, a driving motor and the like. The invention completes one-step molding of the bipolar plate through the roller, and adds a cutter into the roller to realize cutting operation. Compared with the traditional large-scale roll forming equipment, the device can realize the integrated production of the bipolar plate, saves cost and space, and greatly improves the production efficiency and the forming efficiency.
Description
Technical Field
The invention belongs to the field of new energy, and particularly relates to a rolling forming integrated device of a bipolar plate of a hydrogen fuel cell and a manufacturing method.
Background
A hydrogen fuel cell is a device that converts chemical energy into electric energy through a chemical reaction of hydrogen and oxygen. Hydrogen fuel cell bipolar plates are an important component in fuel cells for storing and conducting electrical charge. The traditional bipolar plate manufacturing process mostly adopts mechanical cutting, stamping or welding, and has lower efficiency and higher cost. To improve manufacturing efficiency and reduce costs, roll forming techniques are introduced in the manufacture of fuel cell bipolar plates.
The roll forming technique is a manufacturing process in which a metal material is gradually formed into a desired shape and size by applying pressure and shape change to the metal material by continuous rolls. Compared with the traditional process, the roll forming has the advantages of high processing efficiency, compact production line, low cost, stable product quality and the like.
The integrated device applies the roll forming technology to the manufacture of the bipolar plate of the hydrogen fuel cell, realizes high-efficiency and accurate bipolar plate forming by optimizing the design of equipment and the technological process, aims to solve the limitations of the traditional manufacturing method, improves the production efficiency and the product quality of the bipolar plate, and meets the market demands of the hydrogen fuel cell.
Disclosure of Invention
In order to solve the problems generated by the technology, the invention provides a rolling forming integrated device and a manufacturing method for a bipolar plate of a hydrogen fuel cell, which can realize high-efficiency production and rolling and cutting integrated processing.
In order to achieve the above purpose, the present invention is realized by the following technical scheme:
The integrated device comprises a forming system and a supporting system, wherein the forming system comprises a leveling mechanism and a forming mechanism; the leveling mechanism comprises a leveling roller I and a leveling roller II, wherein the side surfaces of the leveling roller I and the leveling roller II are smooth side surfaces, and a plate is arranged in the middle of the leveling roller I and the leveling roller II; the forming mechanism comprises a forming roller I and a forming roller II, wherein a forming male die and a forming female die are arranged on the side surfaces of the forming roller I and the forming roller II, a trimming cutter I, a runner port cutter II and a trimming cutter II are arranged in the forming roller I, a cutter groove in the cutting process is arranged on the side surface of the forming roller II, a trimming cutter and a cutter groove are arranged on the side surface of the forming roller I and the side surface of the forming roller II, a round hole groove is formed in the trimming cutter I, the runner port cutter II and the trimming cutter II, a slidable sealing piston is arranged in the round hole groove, a connecting rod is fixedly arranged on the sealing piston, and the other end of the connecting rod is fixedly connected with a rotating shaft.
Further, the trimming cutter I, the runner port cutter II and the trimming cutter II are distributed on the side surface of the forming roller I according to the model of the bipolar plate, no shearing task is carried out, and the cutters do not cross the side surface of the forming roller.
Further, the round hole grooves in the trimming cutter I, the runner mouth cutter II and the trimming cutter II are respectively sealed cavities in the cutters, the sealed cavities are formed by surrounding the sealing piston, the sealing cavities II are formed by surrounding the rotating shaft and the fixing shaft, hydraulic oil is filled in the sealed cavities I and II, the connecting rod is of a hollow structure, the sealed cavities I and II are communicated through the runner in the connecting rod, 2 sealing blocks are mounted on the fixing shaft and can be in sealing fit with the rotating shaft, the 2 sealing blocks are symmetrically and fixedly mounted at the lower end of the fixing shaft, the reinforcing pump is mounted on the fixing shaft, and the reinforcing pump is communicated with the sealed cavities II through the runner mouth of the fixing shaft.
Further, the supporting system comprises a rolling mechanism and a supporting mechanism, the rolling mechanism comprises a smooth base, a first fixed block and a second fixed block are fixedly arranged on the smooth base, the first fixed block and the second fixed block are fixedly arranged at one ends of the first spring and the second spring respectively, the other ends of the first spring and the second spring are fixedly arranged at the first supporting seat and the second supporting seat respectively, a first rotatable roller and a second rotatable roller are respectively arranged on the first supporting seat and the second supporting seat, the first rotatable roller and the second rotatable roller are wound on a plate material penetrating and flattening mechanism and a forming mechanism, a second supporting upright rod is fixedly arranged at the smooth base close to the second rotatable roller, and a rotatable damping roller is arranged on the second supporting upright rod.
Further, the supporting mechanism comprises a first supporting vertical rod which is fixedly arranged above the smooth base, a first sliding plate and a second sliding plate are arranged on the first supporting vertical rod and are arranged at proper positions through set screws, an adjusting bracket is fixedly arranged at the upper end of the first sliding plate and the lower end of the second sliding plate, the adjusting bracket drives a supporting frame to conduct lifting movement through rotating an adjusting screw, and a first rotatable leveling roller, a second leveling roller, a first forming roller and a second forming roller are respectively arranged on the supporting frame.
Furthermore, when the leveling roller I, the leveling roller II, the forming roller I and the forming roller II work, the angular speed is consistent, the speed directions of the leveling roller I and the forming roller I are the same, the speed of the leveling roller II and the speed of the forming roller II are opposite to the speed of the leveling roller I and the speed of the forming roller I, a plate between the rollers is driven through the rotating roller I and the rotating roller II, and the moving speed of the plate is consistent with the linear speed of the surface of the roller.
Further, in the forming process, a pressure sensor is arranged in a supporting frame connected with the forming roller I and the forming roller II, and the pressure sensor and the adjusting screw are in electric signal transmission.
Further, on the support frame that the two phases of shaping roller are connected, fixed mounting has the support swash plate, the left half of support swash plate is the horizontal segment for support the panel that has accomplished processing, and the right half is the slope section, is used for transporting fashioned panel to receiving device.
Further, the material receiving device comprises an open material receiving box body, a slidable flat plate is arranged on the open material receiving box body, a pressure sensor and a transmission rod are fixedly arranged on the flat plate, and the transmission rod is connected with a driving motor.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, a plurality of design measures are adopted to improve the roll forming system, and firstly, the spring connection is added between the fixed block and the supporting seat, so that the axial impact on the plate is reduced, and the plate is stressed more uniformly in the horizontal direction. Secondly, the sliding flat plate is utilized to carry out preliminary adjustment on the leveling roller and the forming roller, and then the adjusting screw on the rotary adjusting bracket is utilized to accurately position the vertical positions of the leveling roller and the forming roller, so that the roller spacing is ensured to be equal to the thickness of the bipolar plate, and the feasibility and the stability of the roll forming system are ensured.
2. In the roll forming process, the invention ensures that the moving speed of the plate is consistent with the linear speed of the surface of the roller, and the plate is equivalent to the movement of the cutter in the vertical direction only, so that the movement of the plate in the horizontal direction is relatively stable, the influence of external acting force on the plate can be reduced, and the forming effect is more ideal.
3. The invention adopts a simplified method, reduces the use of a die by adding the cutters on the surface of the roller, and enables the cutters in the roller to rapidly complete the shearing task by regulating and controlling the hydraulic system in the roller.
4. According to the invention, the formed bipolar plate can smoothly enter the receiving mechanism by utilizing the supporting inclined plate, and the receiving mechanism can drive the motor through the pressure sensor according to the mass of the born bipolar plate, so that the flat plate moves downwards, thereby avoiding the damage caused by the falling of the bipolar plate due to the action of larger gravity, and ensuring that the bipolar plate enters the receiving mechanism more stably.
Drawings
FIG. 1 is a schematic view of a roll forming integrated device and method for manufacturing a bipolar plate of a hydrogen fuel cell according to the present invention;
FIG. 2 is a full cross-sectional view of a first forming roller in a roll forming integrated apparatus and method of manufacturing a bipolar plate for a hydrogen fuel cell in accordance with the present invention;
FIG. 3 is an enlarged view of a portion of a forming cutter of a first forming roller in a roll forming integrated apparatus and method of manufacturing a bipolar plate for a hydrogen fuel cell in accordance with the present invention;
FIG. 4 is an enlarged view of a portion of a stationary shaft of a first forming roller in a roll forming integrated apparatus and method of manufacturing a bipolar plate for a hydrogen fuel cell in accordance with the present invention;
Fig. 5 is a schematic three-dimensional structure of a forming mechanism in a rolling forming integrated device and a manufacturing method of a bipolar plate of a hydrogen fuel cell according to the present invention.
In the figure: 101. a smooth base; 102. a first supporting seat; 103. a first spring; 104. a first fixed block 105 and a second supporting seat; 106. a second spring; 107. a second fixed block; 108. a first supporting upright rod; 109. sliding a first flat plate; 110. sliding a second flat plate; 111. adjusting the bracket; 112. adjusting a screw; 113. a support frame; 114. a second supporting upright rod; 201. a first rotating roller; 202. a second rotating roller; 203. leveling the first roller; 204. leveling a second roller; 205. a first forming roller; 206. a second forming roller; 207. damping rollers; 301. trimming the first cutter; 302. a first runner port cutter; 303. a second fluid passage opening cutter; 304. trimming a second cutter; 305. trimming a side cutter; 306. a sealing piston; 307. a connecting rod; 308. a sealing block; 309. a fixed shaft; 310. a reinforcing pump; 311. hydraulic oil; 312. forming a male die; 313. forming a female die; 314. a rotating shaft; 315. sealing the first cavity; 316. sealing the second cavity; 401. a sheet material; 402. supporting a sloping plate; 403. a material receiving box body; 404. a flat plate; 405. a transmission rod; 406. a pressure sensor; 407. and driving the motor.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, unless explicitly stated or limited otherwise, it is to be understood in a broad sense that "mounted," "configured to," "connected to," and the like, for example, "connected" may be a fixed connection, a removable link, or an integral connection, a mechanical connection, or a direct connection, or an indirect connection via an intermediary, or a connection between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
All electric parts and the adaptive power supply are connected through wires by the person skilled in the art, and a proper driving motor and a proper relay are selected according to actual conditions so as to meet control requirements, specific connection and control sequences, the electric connection is completed by referring to the following working principles among the electric parts in sequence, the detailed connection means are known in the art, the following main description of the working principles and the process is omitted, and the electric control is not described. (by those skilled in the art, the parts in this case are connected in sequence, and specific connection and operation sequence should be referred to the following working principles, the detailed connection means thereof are well known in the art, and the following working principles and procedures will be mainly described.)
Referring to fig. 1-5, a rolling forming integrated device for a bipolar plate of a hydrogen fuel cell and a manufacturing method thereof, wherein the rolling forming integrated device comprises a forming system and a supporting system, and the forming system comprises a leveling mechanism and a forming mechanism; the leveling mechanism comprises a leveling roller I203 and a leveling roller II 204, the side surfaces of the leveling roller I203 and the leveling roller II 204 are smooth side surfaces, and a plate 401 is arranged in the middle of the leveling mechanism, so that the plate 401 curled before passes through the leveling roller and is straight, and the rolling forming effect is ensured; the forming mechanism comprises a forming roller I205 and a forming roller II 206, wherein a forming male die 312 and a forming female die 313 are arranged on the side surfaces of the forming roller I205 and the forming roller II 206, a trimming cutter I301, a runner port cutter I302, a runner port cutter II 303 and a trimming cutter II 304 are arranged in the forming roller I205, a cutter groove in the cutting process is arranged on the side surface of the forming roller II 206, the use of a die is reduced by adding a cutter on the surface of the forming roller I205 and the side surface of the forming roller II 206, a trimming cutter 305 and a cutter groove are arranged on the side surface of the forming roller I205 and the side surface of the forming roller II 206, the trimming cutter 305 and the cutter groove are respectively started from the position of the trimming cutter I301 to the position of the trimming cutter II 304, a round hole groove is formed in the trimming cutter I301, the runner port cutter II 303 and the trimming cutter II 304, a slidable sealing piston 306 is arranged in the round hole groove, a connecting rod 307 is fixedly arranged on the sealing piston 306, and the other end of the connecting rod 307 is fixedly connected with a rotating shaft 314.
The trimming cutter I301, the runner port cutter I302, the runner port cutter II 303 and the trimming cutter II 304 are distributed on the side surface of the forming roller I205 according to the model of the bipolar plate, no shearing task is carried out, and the cutters do not cross the side surface of the forming roller.
The trimming cutter I301, the runner mouth cutter I302, the runner mouth cutter II 303 and the trimming cutter II 304 are respectively provided with a sealing cavity 315 in each cutter, a sealing cavity II 316 is enclosed by a sealing piston 306 and a rotating shaft 314 and a fixing shaft 309, the sealing cavity I315 and the sealing cavity II 316 are filled with hydraulic oil 311, the connecting rod 307 is of a hollow structure, the sealing cavity I315 and the sealing cavity II 316 are communicated through a runner in the connecting rod 307, the fixing shaft 309 is provided with 2 sealing blocks 308, the sealing blocks 308 can be in sealing fit with the rotating shaft 314, the 2 sealing blocks 308 are symmetrically and fixedly arranged at the lower end of the fixing shaft 309, the fixing shaft 309 is provided with a reinforcing pump 310, the reinforcing pump 310 is communicated with the sealing cavity II 316 through a runner mouth of the fixing shaft 309, and the cutting knife in the roller can rapidly complete a cutting task through a hydraulic system in the roller.
The support system comprises a rolling mechanism and a support mechanism, the rolling mechanism comprises a smooth base 101, a first fixed block 104 and a second fixed block 107 are fixedly arranged on the smooth base 101, the first fixed block 104 and the second fixed block 107 are fixedly arranged at one ends of a first spring 103 and a second spring 106 respectively, the other ends of the first spring 103 and the second spring 106 are fixedly arranged at a first support seat 102 and a second support seat 105, and through adding spring connection between the fixed blocks and the support seats, the axial impact on the plate is reduced, so that the plate is stressed more uniformly in the horizontal direction. The first support seat 102 and the second support seat 105 are respectively provided with a rotatable first roller 201 and a rotatable second roller 202, a plate 401 wound by the first roller 201 and the second roller 202 penetrates through the leveling mechanism and the forming mechanism, a position close to the second roller 202 is fixedly provided with a second support upright post 114, and the second support upright post 114 is provided with a rotatable damping roller 207.
The supporting mechanism comprises a first supporting upright rod 108, the first supporting upright rod 108 is fixedly arranged above the smooth base 101, a first sliding flat plate 109 and a second sliding flat plate 110 are arranged on the first supporting upright rod 108 and are arranged at proper positions through set screws, an adjusting bracket 111 is fixedly arranged at the upper end of the first sliding flat plate 109 and the lower end of the second sliding flat plate 110, the adjusting bracket 111 drives a supporting frame 113 to conduct lifting movement through rotating an adjusting screw 112, and the supporting frame 113 is respectively provided with a first rotatable leveling roller 203, a second leveling roller 204, a first forming roller 205 and a second forming roller 206. The leveling rollers and the forming rollers are initially adjusted by the sliding flat plates, and the vertical positions of the leveling rollers and the forming rollers are accurately positioned by the adjusting screw rods 112 on the rotary adjusting bracket 111, so that the roller spacing is ensured to be equal to the thickness of the bipolar plate.
When the leveling roller I203, the leveling roller II 204, the forming roller I205 and the forming roller II 206 work, the angular speeds are consistent, the speed directions of the leveling roller I203 and the forming roller I205 are the same, the speeds of the leveling roller II 204 and the forming roller II 206 are opposite to those of the leveling roller I203 and the forming roller I205, the plate 401 between the rollers is driven through the rotating roller I201 and the rotating roller II 202, and the moving speed of the plate 401 is consistent with the linear speed of the surface of the rollers. When the moving speed of the plate 401 is consistent with the linear speed of the surface of the roller, the plate is equivalent to the movement of the cutter in the vertical direction only, so that the movement of the plate in the horizontal direction is relatively stable, and the influence of external acting force on the plate 401 can be reduced.
During the forming process, the forming roller one 205 and the forming roller two 206 are connected, and a pressure sensor is arranged in the supporting frame 113 connected with the forming roller, and has electric signal transmission with the adjusting screw 112, so that when the pressure is too high, the two rollers are relatively far away, and when the pressure is too low, the two rollers are relatively close.
On the support frame 113 that shaping roller two 206 is connected, fixed mounting has a support swash plate 402, and the left half of support swash plate 402 is the horizontal segment for supporting the panel 401 that has accomplished the processing, and the right half is the slope section for transporting the panel 401 of shaping to the loading attachment.
The receiving device comprises an open receiving box body 403, the open receiving box body 403 is provided with a slidable flat plate 404, the flat plate 404 is fixedly provided with a pressure sensor 406 and a transmission rod 405, and the transmission rod 405 is connected with a driving motor 407. The support sloping plate 402 can enable the formed bipolar plate to smoothly enter the receiving mechanism, and the receiving mechanism can start the driving motor 407 through the pressure sensor 406 according to the mass of the bipolar plate, so that the flat plate 404 moves downwards, and damage caused by falling of the bipolar plate due to the action of larger gravity is avoided.
The principle of the invention is as follows: before the use, default plate 401 winds around roller one 201 and roller two 202 respectively, and plate 401 is taut by two rollers, utilizes the slip flat board to carry out preliminary adjustment to leveling roller and profiled roller, and then utilizes adjusting screw 112 on the rotatory adjusting bracket 111, accurate location leveling roller and the vertical direction's of profiled roller position. At the beginning of roll forming, the first roller 201 and the second roller 202 are utilized to drive the plate 401, so that the moving speed of the plate 401 is consistent with the linear speed of the surfaces of the rollers, and when the plate 401 passes through the leveling mechanism, the curled plate 401 can be straightened. Then, the plate 401 enters a forming mechanism, firstly, pressurized hydraulic oil 311 is transmitted to a sealing cavity one 315 in a trimming cutter one 301 through a runner in the middle of a connecting rod 307 by utilizing a reinforcing pump 310, and after the sealing cavity one 315 in the trimming cutter one 301 is subjected to high pressure, the trimming cutter one 301 is driven to do head shearing work, and after the shearing is finished, the work is continued; when the plate 401 contacts with the outlet of the first runner port cutter 302, the reinforcing pump 310 drives the first runner port cutter 302 to perform shearing work of the first runner port, and the plate continues to run after shearing is completed; when the plate 401 contacts with the outlet of the second runner port cutter 303, the reinforcing pump 310 drives the second runner port cutter 303 to perform shearing work of the second runner port, and the second runner port cutter 303 continues to work after shearing is completed; when the plate 401 contacts with the outlet of the trimming cutter II 304, the reinforcing pump 310 drives the trimming cutter II 304 to perform tail shearing work, meanwhile, the trimming cutter 305 starts from the working time of the trimming cutter I301 to the end of the period of time when the trimming cutter II 304 finishes working, the whole circumferential shearing process of the bipolar plate from the head, the tail and the two side edges is finished, and in the whole shearing process, when the forming male die 312 is matched with the forming female die 313, the plate 401 is pressed and formed to form a required flow channel. After the production of a complete bipolar plate is completed, the formed bipolar plate can smoothly enter a receiving mechanism through the supporting inclined plate 402, the receiving mechanism can drive the driving motor 407 through the pressure sensor 406 according to the mass of the born bipolar plate, the flat plate 404 can move downwards, collection of multiple plates can be achieved, and waste materials of the plate 401 are wound on the second rotating roller 202.
The invention is not a matter of the known technology.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (9)
1. The utility model provides a hydrogen fuel cell bipolar plate roll forming integrated device which characterized in that: the forming system comprises a leveling mechanism and a forming mechanism; the leveling mechanism comprises a leveling roller I (203) and a leveling roller II (204), the side surfaces of the leveling roller I (203) and the leveling roller II (204) are smooth, and a plate (401) is arranged between the two leveling rollers; the forming mechanism comprises a first forming roller (205) and a second forming roller (206), wherein a forming male die (312) and a forming female die (313) are respectively arranged on the side surfaces of the first forming roller (205) and the second forming roller (206), the forming male die (312) and the forming female die (313) are matched, a trimming cutter I (301), a runner port cutter I (302), a runner port cutter II (303) and a trimming cutter II (304) which sequentially encircle the side surfaces of the rollers are arranged in the forming roller I (205), a cutter groove is arranged on the side surface of the second forming roller (206), a trimming cutter (305) is arranged on the side surface of the first forming roller (205), the trimming cutter (305) and the cutter groove thereof are all arranged from the position of the trimming cutter I (301) to the position of the trimming cutter II (304), circular hole grooves are formed in the trimming cutter I (301), the runner port cutter II (303) and the trimming cutter II (304), a slidable sealing piston (306) is arranged in the circular hole groove, and the sealing piston (306) is fixedly arranged on the sealing piston (306), and the other end (307) is fixedly connected with a rotating shaft (307); the novel deburring cutter comprises a first deburring cutter (301), a first runner port cutter (302), a second runner port cutter (303) and a second deburring cutter (304), wherein circular holes in the first runner port cutter and the second deburring cutter (304) are respectively surrounded with a sealing piston (306) to form a first sealing cavity (315), the rotating shaft (314) and a fixed shaft (309) are surrounded to form a second sealing cavity (316), the first sealing cavity (315) and the second sealing cavity (316) are filled with hydraulic oil (311), the connecting rod (307) and the fixed shaft are of hollow structures, the first sealing cavity (315) and the second sealing cavity (316) are communicated through a runner in the connecting rod (307), two sealing blocks (308) are mounted on the fixed shaft (309), the sealing blocks (308) can be in sealing fit with the rotating shaft (314), the two sealing blocks (308) are symmetrically and fixedly mounted at the lower end of the fixed shaft (309), and the fixed shaft (309) is provided with a reinforcing pump (310) which is communicated with the second sealing cavity (316) through the runner port of the fixed shaft (309).
2. A hydrogen fuel cell bipolar plate roll forming integrated apparatus as in claim 1, wherein: the trimming cutters I (301), the runner port cutters I (302), the runner port cutters II (303) and the trimming cutters II (304) are distributed on the side surface of the forming roller I (205) according to the model of the bipolar plate, do not perform shearing tasks, and do not cross the side surface of the forming roller.
3. A hydrogen fuel cell bipolar plate roll forming integrated apparatus as in claim 1, wherein: the support system comprises a rolling mechanism and a support mechanism, the rolling mechanism comprises a smooth base (101), a first fixed block (104) and a second fixed block (107) are fixedly installed on the smooth base (101), the first fixed block (104) and the second fixed block (107) are fixedly installed with one ends of a first spring (103) and a second spring (106) respectively, the other ends of the first spring (103) and the second spring (106) are fixedly installed with a first support seat (102) and a second support seat (105), a first rotatable roller (201) and a second rotatable roller (202) are installed on the first support seat (102) and the second support seat (105) respectively, a plate (401) wound by the first rotatable roller (201) and the second rotatable roller (202) penetrates through the leveling mechanism and the forming mechanism, a second support upright (114) is fixedly installed on the smooth base (101), and a rotatable damping roller (207) is installed on the second support upright (114).
4. A hydrogen fuel cell bipolar plate roll forming integrated apparatus as claimed in claim 3, wherein: the supporting mechanism comprises a first supporting upright rod (108), the first supporting upright rod (108) is fixedly arranged above a smooth base (101), a first sliding flat plate (109) and a second sliding flat plate (110) are arranged on the first supporting upright rod (108), an adjusting bracket (111) is fixedly arranged at the upper end of the first sliding flat plate (109) and the lower end of the second sliding flat plate (110), the adjusting bracket (111) drives a supporting frame (113) to conduct lifting movement through a rotary adjusting screw (112), and the supporting frame (113) is provided with a first rotatable leveling roller (203), a second leveling roller (204), a first forming roller (205) and a second forming roller (206) respectively.
5. A hydrogen fuel cell bipolar plate roll forming integrated apparatus as in claim 4, wherein: the leveling roller I (203), the leveling roller II (204), the forming roller I (205) and the forming roller II (206) are consistent in angular speed during operation, the speed directions of the leveling roller I (203) and the forming roller I (205) are the same, the speed directions of the leveling roller II (204) and the forming roller II (206) are opposite to the speed directions of the leveling roller I (203) and the forming roller I (205), the plate (401) between the leveling roller I (203) and the leveling roller II (204) and between the forming roller I (205) and the forming roller II (206) are driven through the rotating roller I (201) and the rotating roller II (202), and the moving speed of the plate (401) is consistent with the linear speed of the surface of the roller.
6. A hydrogen fuel cell bipolar plate roll forming integrated apparatus as in claim 5, wherein: in the forming process, a first forming roller (205) and a second forming roller (206) are respectively provided with a pressure sensor in a supporting frame (113) connected with the first forming roller (205), and the pressure sensors and the adjusting screw (112) are in electric signal transmission.
7. A hydrogen fuel cell bipolar plate roll forming integrated apparatus as in claim 1, wherein: and a supporting inclined plate (402) is fixedly arranged on a supporting frame (113) connected with the second forming roller (206), the left half part of the supporting inclined plate (402) is a horizontal section and is used for supporting the processed plate, and the right half part of the supporting inclined plate is an inclined section and is used for conveying the formed plate (401) to a collecting device.
8. A hydrogen fuel cell bipolar plate roll forming integrated apparatus as in claim 7, wherein: the receiving device comprises an open receiving box (403), a slidable flat plate (404) is arranged on the open receiving box (403), a pressure sensor (406) and a transmission rod (405) are fixedly arranged on the flat plate (404), and the transmission rod (405) is connected with the output end of a driving motor (407).
9. A method of manufacturing a roll-formed integrated device for a hydrogen fuel cell bipolar plate, utilizing the integrated device of claim 1, characterized in that: the manufacturing method comprises the following steps:
Step S1: prior to use, the sheet material (401) is installed in a support system, and the sheet material (401) is in tension in the support system;
Step S2: at the beginning of roll forming, the moving speed of the plate (401) is consistent with the linear speed of the surface of each roller, and when the plate (401) passes through the leveling mechanism, the curled plate (401) is enabled to be flat;
Step S3: when the plate (401) passes through the forming mechanism, 5 cutters are used for completing the whole circumferential shearing process of the bipolar plate from the head, the tail, the two sides and the runner ports, meanwhile, the forming male die (312) is matched with the forming female die (313), and the plate (401) is pressed and formed to form the runner required by the bipolar plate;
Step S4: after the production of a complete bipolar plate, the support system enables the formed bipolar plate to smoothly finish the collection of the bipolar plate.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2251275A1 (en) * | 1997-10-22 | 1999-04-22 | Sms Schloemann-Siemag Aktiengesellschaft | High-speed shear for transversely cutting rolled strip |
| CN110125216A (en) * | 2019-04-23 | 2019-08-16 | 太原科技大学 | A kind of fuel battery metal polar plate flow passage longitudinal direction roll forming apparatus and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7047643B2 (en) * | 2002-03-07 | 2006-05-23 | Konica Corporation | Method of manufacturing ink jet heads |
| CN102625736B (en) * | 2009-08-25 | 2015-04-01 | 新日铁住金株式会社 | Bent member, and device and method for manufacturing same |
| WO2016205404A1 (en) * | 2015-06-15 | 2016-12-22 | Milwaukee Electric Tool Corporation | Hydraulic crimper tool |
| JP6963981B2 (en) * | 2017-12-07 | 2021-11-10 | 株式会社佐藤製作所 | Elbow product manufacturing method |
| CN211387669U (en) * | 2019-09-29 | 2020-09-01 | 广东讯源建筑工程有限公司 | Steel panel integrated into one piece device |
| CN113198846A (en) * | 2021-05-17 | 2021-08-03 | 攀钢集团西昌钢钒有限公司 | Method for protecting roller patterns during rolling of extremely-thin gauge plate |
| FR3135215B1 (en) * | 2022-05-09 | 2024-06-28 | Symbio France | Method for forming a fuel cell pole plate and associated forming installation |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2251275A1 (en) * | 1997-10-22 | 1999-04-22 | Sms Schloemann-Siemag Aktiengesellschaft | High-speed shear for transversely cutting rolled strip |
| CN110125216A (en) * | 2019-04-23 | 2019-08-16 | 太原科技大学 | A kind of fuel battery metal polar plate flow passage longitudinal direction roll forming apparatus and method |
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