CN115591995A - Production stamping system and method for fuel cell bipolar plate - Google Patents
Production stamping system and method for fuel cell bipolar plate Download PDFInfo
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- CN115591995A CN115591995A CN202211600082.4A CN202211600082A CN115591995A CN 115591995 A CN115591995 A CN 115591995A CN 202211600082 A CN202211600082 A CN 202211600082A CN 115591995 A CN115591995 A CN 115591995A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
- B21D43/105—Manipulators, i.e. mechanical arms carrying a gripper element having several degrees of freedom
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/18—Advancing work in relation to the stroke of the die or tool by means in pneumatic or magnetic engagement with the work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/20—Storage arrangements; Piling or unpiling
- B21D43/22—Devices for piling sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C2501/00—Sorting according to a characteristic or feature of the articles or material to be sorted
- B07C2501/0063—Using robots
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
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- Life Sciences & Earth Sciences (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)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Fuel Cell (AREA)
Abstract
The invention discloses a production stamping system and a method of a fuel cell bipolar plate, wherein the production stamping system comprises a material receiving machine, a straightening machine, a material cutting machine, a first conveying mechanical arm, a first stamping machine, a second conveying mechanical arm, a second stamping machine, a third conveying mechanical arm, an air tightness detector, a finished product placing table, a classifying mechanical arm, a left storage rack, a right storage rack, a first AGV (automatic guided vehicle) and a second AGV (automatic guided vehicle), and the production stamping system enables straightening, cutting, twice stamping, air tightness detection and classification of good and bad products of a bipolar plate metal sheet to form an integrated production line. The invention improves the production stamping efficiency, reduces the cost and the defective rate, and has the function of highly automatic production.
Description
Technical Field
The invention relates to the field of fuel cell bipolar plates, in particular to a system and a method for producing and stamping a fuel cell bipolar plate.
Background
The fuel cell stack is formed by stacking a plurality of single cells, and each single cell is formed by sequentially stacking and combining a bipolar plate, a proton exchange membrane and a bipolar plate. Each bipolar plate is formed by joining two metal plates (or two graphite plates), and each Zhang Jinshu plate is provided with a concave-convex air flow field or hydrogen flow field, so that one air flow field or hydrogen flow field needs to be punched on each metal plate, and a hydrogen inlet hole, an air inlet hole, a cooling liquid inlet hole, a hydrogen outlet hole, an air outlet hole, a cooling liquid outlet hole and the like need to be punched (cut).
The existing calculation is used for separately processing the metal bipolar plates step by step, and a large amount of manpower resources are needed, so that the production efficiency is low, and the number of defective products is large.
Disclosure of Invention
The present invention provides a system and a method for stamping a bipolar plate of a fuel cell, which can improve the stamping efficiency, reduce the cost and the defective rate, and have a highly automatic production function.
In order to solve the technical problems, the invention provides the following technical scheme: a production stamping system of a fuel cell bipolar plate comprises a material receiving machine, a straightening machine, a material cutting machine, a first conveying mechanical arm, a first stamping machine, a second conveying mechanical arm, a second stamping machine, a third conveying mechanical arm, an air tightness detection machine and a finished product placing table, wherein the material receiving machine, the straightening machine, the material cutting machine, the first conveying mechanical arm, the first stamping machine, the second conveying mechanical arm, the second stamping machine, the third conveying mechanical arm, the air tightness detection machine and the finished product placing table are sequentially connected;
the incoming machine is used for mounting a metal bipolar plate coil stock and outputting the metal bipolar plate coil stock to the straightening machine through rotation;
the straightening machine is used for straightening or conveying the metal bipolar plate coil stock into a cutting machine after straightening, and the cutting machine is used for cutting the straightened metal bipolar plate coil stock to obtain a bipolar plate metal sheet;
the first conveying manipulator is used for grabbing the cut bipolar plate metal sheet and conveying the bipolar plate metal sheet to a first punching machine;
the first punching machine is used for punching the bipolar plate metal sheet for the first time, in particular to punching an air flow field or a hydrogen flow field on the bipolar plate metal sheet;
the second conveying manipulator is used for grabbing the bipolar plate metal sheet after the first stamping and conveying the bipolar plate metal sheet to a second stamping machine;
the second punching machine is used for punching the bipolar plate metal sheet for the second time, and specifically is used for punching a hydrogen inlet hole, an air inlet hole, a cooling liquid inlet hole, a hydrogen outlet hole, an air outlet hole and a cooling liquid outlet hole on the bipolar plate metal sheet;
the third conveying manipulator grabs the bipolar plate metal sheet after the secondary stamping and conveys the bipolar plate metal sheet to the air tightness detector;
the airtightness detection machine is used for detecting the airtightness of the bipolar plate metal sheet and outputting the detected bipolar plate metal sheet to the finished product placing table through the conveying belt, wherein the bipolar plate metal sheet detected through airtightness is judged to be good, and the bipolar plate metal sheet detected without airtightness is judged to be bad.
Furthermore, the production stamping system for the fuel cell bipolar plate further comprises a classification manipulator, a left storage rack and a right storage rack, wherein the classification manipulator is connected with the finished product placing table, the left storage rack is positioned on the left side of the classification manipulator, and the right storage rack is positioned on the right side of the classification manipulator;
the sorting manipulator is used for placing the good bipolar plate metal sheet in the left storage rack and placing the inferior bipolar plate metal sheet in the right storage rack, or the sorting manipulator is used for placing the good bipolar plate metal sheet in the right storage rack and placing the inferior bipolar plate metal sheet in the left storage rack.
Furthermore, the production stamping system for the fuel cell bipolar plate further comprises a first AGV truck and a second AGV truck;
the first AGV is used for carrying the left storage rack and placing the left storage rack on the left side of the sorting manipulator, and is also used for carrying the right storage rack and placing the right storage rack on the right side of the sorting manipulator; when the bipolar plate metal sheets placed on the left storage rack are fully stacked, the first AGV is also used for moving the left storage rack away and replacing the left storage rack with a new one; when the bipolar plate metal sheets placed on the right storage rack are fully stacked, the first AGV carrier is also used for moving the right storage rack away and replacing the right storage rack with a new one;
the second AGV carrier is used for fixing the sorting mechanical arm, so that the sorting mechanical arm is fixed on the second AGV carrier, and when the production stamping system works, the second AGV carrier is used for carrying the sorting mechanical arm to drive to the side of the finished product placing table.
Another object of the present invention is to provide a method for producing and stamping a fuel cell bipolar plate, which is applied to the system for producing and stamping a fuel cell bipolar plate, and comprises the following steps:
s1, when the production stamping system works, the material machine outputs a metal bipolar plate coil material to a straightening machine through rotation;
s2, straightening the metal bipolar plate coil material by a straightening machine and conveying the metal bipolar plate coil material into a stock cutter;
s3, cutting the straightened metal bipolar plate coil by using a cutter to obtain a bipolar plate metal sheet;
s4, the first conveying mechanical hand grabs the cut bipolar plate metal sheet and conveys the bipolar plate metal sheet to a first punching machine;
s5, punching the bipolar plate metal sheet by a first punching machine for the first time, specifically punching an air flow field or a hydrogen flow field on the bipolar plate metal sheet;
s6, a second conveying manipulator grabs the bipolar plate metal sheet after primary stamping and conveys the bipolar plate metal sheet to a second stamping machine;
s7, performing secondary stamping on the bipolar plate metal sheet by using a second stamping machine, specifically stamping a hydrogen inlet hole, an air inlet hole, a cooling liquid inlet hole, a hydrogen outlet hole, an air outlet hole and a cooling liquid outlet hole on the bipolar plate metal sheet;
s8, grabbing the bipolar plate metal sheet punched for the second time by a third conveying manipulator, and conveying the bipolar plate metal sheet to an air tightness detector;
and S9, detecting the air tightness of the bipolar plate metal sheet by an air tightness detector, and outputting the detected bipolar plate metal sheet to a finished product placing table through a conveyor belt, wherein the bipolar plate metal sheet passing the air tightness detection is judged to be a good bipolar plate metal sheet, and the bipolar plate metal sheet not passing the air tightness detection is judged to be a bad bipolar plate metal sheet.
Further, step S10 is included after step S9, in which the sorting manipulator places good bipolar plate metal pieces in the left storage rack and places bad bipolar plate metal pieces in the right storage rack, or the sorting manipulator places good bipolar plate metal pieces in the right storage rack and places bad bipolar plate metal pieces in the left storage rack.
Further, step S11 is included after step S10, when the bipolar plate metal sheet placed on the left storage rack is fully stacked, the first AGV removes the left storage rack and replaces the left storage rack with a new one, and when the bipolar plate metal sheet placed on the right storage rack is fully stacked, the first AGV removes the right storage rack and replaces the right storage rack with a new one.
Furthermore, the first conveying manipulator grabs the cut bipolar plate metal sheet in a magnetic suction mode or a flexible vacuum suction mode; the second conveying manipulator grabs the bipolar plate metal sheet after the first stamping in a magnetic suction mode or a flexible vacuum suction mode; and the third conveying manipulator grabs the bipolar plate metal sheet punched for the second time in a magnetic suction mode or a flexible vacuum suction mode.
After the technical scheme is adopted, the invention at least has the following beneficial effects: the invention forms an integrated production line by straightening, cutting, twice stamping, air tightness detection and classification of good and bad products of the bipolar plate metal sheet, greatly improves the production stamping efficiency, and reduces the cost and the bad product rate; the sorting manipulator, the left storage rack and the right storage rack are automatically carried by the AGV carrier without manual operation, so that the efficiency is improved, and the danger caused by artificial carrying is avoided; the invention realizes highly automated production.
Drawings
Fig. 1 is a schematic perspective view of the stamping system according to the present invention.
Fig. 2 is a top view of the production stamping system of the present invention.
Detailed Description
It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict, and the present application is further described in detail with reference to the drawings and specific embodiments.
Example 1
The present embodiment discloses a stamping system for producing a fuel cell bipolar plate, which includes a material feeding machine 1, a straightening machine 2, a material cutting machine 3, a first transfer robot 4, a first stamping machine 5, a second transfer robot 6, a second stamping machine 7, a third transfer robot 8, an air tightness detecting machine 9, a finished product placing table 10, a sorting robot 11, a left storage rack 12, a right storage rack 13, a first AGV cart 14 and a second AGV cart 15, as shown in fig. 1 and 2.
The material feeding machine 1, the straightening machine 2, the cutting machine 3, the first conveying mechanical arm 4, the first punching machine 5, the second conveying mechanical arm 6, the second punching machine 7, the third conveying mechanical arm 8, the air tightness detector 9 and the finished product placing table 10 are sequentially connected, and the material feeding machine 1, the straightening machine 2, the cutting machine 3, the first conveying mechanical arm 4, the first punching machine 5, the second conveying mechanical arm 6, the second punching machine 7, the third conveying mechanical arm 8, the air tightness detector 9 and the finished product placing table 10 are fixed on the ground to form a production line. The air tightness detector 9 is connected with a finished product placing table 10 through a conveying belt.
The sorting manipulator 11 is fixed on the second AGV truck 15, and when the production stamping system works, the second AGV truck 15 is used for carrying the sorting manipulator 11 to drive to the side of the finished product placing table 10.
When the production stamping system works, the first AGV cart 14 is used for transporting the left storage rack 12 and placing the left storage rack 12 on the left side of the sorting manipulator 11, and the first AGV cart 14 is also used for transporting the right storage rack 13 and placing the right storage rack 13 on the right side of the sorting manipulator 11.
When the production stamping system works, the feeding machine 1 is used for mounting a metal bipolar plate coil stock and outputting the metal bipolar plate coil stock to the straightening machine 2 through rotation; the straightening machine 2 is used for straightening or conveying a metal bipolar plate coil stock into the cutting machine 3 after straightening, and the cutting machine 3 is used for cutting the straightened metal bipolar plate coil stock to obtain a bipolar plate metal sheet; the first conveying manipulator 4 is used for grabbing the cut bipolar plate metal sheet in a magnetic suction mode or a flexible vacuum suction mode and conveying the bipolar plate metal sheet to the first punching machine 5; the first punching machine 5 is used for punching the bipolar plate metal sheet for the first time, in particular to punching an air flow field or a hydrogen flow field on the bipolar plate metal sheet; the second conveying manipulator 6 is used for grabbing the bipolar plate metal sheet after the first punching in a magnetic suction mode or a flexible vacuum suction mode and conveying the bipolar plate metal sheet to the second punching machine 7; the second stamping machine 7 is used for stamping the bipolar plate metal sheet for the second time, in particular to stamping a hydrogen inlet hole, an air inlet hole, a cooling liquid inlet hole, a hydrogen outlet hole, an air outlet hole and a cooling liquid outlet hole on the bipolar plate metal sheet; the third conveying manipulator 8 is used for grabbing the bipolar plate metal sheet punched for the second time in a magnetic suction mode or a flexible vacuum suction mode and conveying the bipolar plate metal sheet to the air tightness detector 9; the air tightness detection machine 9 is used for detecting the air tightness of the bipolar plate metal sheet and outputting the detected bipolar plate metal sheet to the finished product placing table 10 through a conveyor belt, wherein the bipolar plate metal sheet detected through the air tightness is judged to be a good bipolar plate metal sheet, and the bipolar plate metal sheet detected without the air tightness is judged to be a bad bipolar plate metal sheet; the sorting manipulator 11 is used for placing good bipolar plate metal sheets on the left storage rack 12 and placing inferior bipolar plate metal sheets on the right storage rack 13, or the sorting manipulator 11 is used for placing good bipolar plate metal sheets on the right storage rack 13 and placing inferior bipolar plate metal sheets on the left storage rack 12; when the bipolar plate metal sheet placed on the left storage rack 12 is fully stacked, the first AGV cart 14 is used to remove the left storage rack 12 and replace the left storage rack 12 with a new one, and when the bipolar plate metal sheet placed on the right storage rack 13 is fully stacked, the first AGV cart 14 is used to remove the right storage rack 13 and replace the right storage rack 13 with a new one.
The embodiment forms an integrated production line by straightening, cutting, twice stamping, air tightness detection and classification of good and bad products of the bipolar plate metal sheet, greatly improves the production stamping efficiency, and reduces the cost and the bad product rate; through the AGV carrier, automatic transport sorting machines hand, left storing frame and right storing frame need not dependent manual operation, both raises the efficiency and has also avoided the danger that artificial transport produced. The present embodiment achieves a high degree of automation.
Example 2
The embodiment discloses a production stamping method of a fuel cell bipolar plate on the basis of a production stamping system of the fuel cell bipolar plate, which comprises the following steps:
s1, when the production stamping system works, a material machine 1 outputs a metal bipolar plate coil material to a straightening machine 2 through rotation;
s2, straightening the metal bipolar plate coil by the straightening machine 2 and then conveying the metal bipolar plate coil into the cutting machine 3;
s3, cutting the straightened metal bipolar plate coil by a cutter 3 to obtain a bipolar plate metal sheet;
s4, the first conveying manipulator 4 grabs the cut bipolar plate metal sheet in a magnetic suction mode or a flexible vacuum suction mode and conveys the bipolar plate metal sheet to the first punching machine 5;
s5, performing first stamping on the bipolar plate metal sheet by using a first stamping machine 5, specifically stamping an air flow field or a hydrogen flow field on the bipolar plate metal sheet;
s6, the second conveying manipulator 6 grabs the bipolar plate metal sheet after the first punching in a magnetic suction mode or a flexible vacuum suction mode and conveys the bipolar plate metal sheet to a second punching machine 7;
s7, performing secondary stamping on the bipolar plate metal sheet by using a second stamping machine 7, specifically stamping a hydrogen inlet hole, an air inlet hole, a cooling liquid inlet hole, a hydrogen outlet hole, an air outlet hole and a cooling liquid outlet hole on the bipolar plate metal sheet;
s8, the third conveying manipulator 8 grabs the bipolar plate metal sheet punched for the second time in a magnetic suction mode or a flexible vacuum suction mode and conveys the bipolar plate metal sheet to an air tightness detector 9;
s9, an air tightness detection machine 9 detects the air tightness of the bipolar plate metal sheet and outputs the detected bipolar plate metal sheet to a finished product placing table 10 through a conveying belt, wherein the bipolar plate metal sheet detected through the air tightness is judged to be a good bipolar plate metal sheet, and the bipolar plate metal sheet detected without the air tightness is judged to be a poor bipolar plate metal sheet;
step S10, the classifying mechanical hand 11 places good bipolar plate metal sheets on the left storage rack 12 and places poor bipolar plate metal sheets on the right storage rack 13, or the classifying mechanical hand 11 places good bipolar plate metal sheets on the right storage rack 13 and places poor bipolar plate metal sheets on the left storage rack 12;
step S11, when the bipolar plate metal sheet placed on the left storage rack 12 is fully stacked, the first AGV cart 14 removes the left storage rack 12 and replaces the left storage rack 12 with a new one, and when the bipolar plate metal sheet placed on the right storage rack 13 is fully stacked, the first AGV cart 14 removes the right storage rack 13 and replaces the right storage rack 13 with a new one.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various equivalent changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (7)
1. A production stamping system of a fuel cell bipolar plate is characterized by comprising a material feeding machine, a straightening machine, a material cutting machine, a first conveying mechanical arm, a first stamping machine, a second conveying mechanical arm, a second stamping machine, a third conveying mechanical arm, an air tightness detector and a finished product placing table, wherein the material feeding machine, the straightening machine, the material cutting machine, the first conveying mechanical arm, the first stamping machine, the second conveying mechanical arm, the second stamping machine, the third conveying mechanical arm, the air tightness detector and the finished product placing table are sequentially connected;
the incoming machine is used for mounting a metal bipolar plate coil stock and outputting the metal bipolar plate coil stock to the straightening machine through rotation;
the straightening machine is used for straightening or conveying the metal bipolar plate coil stock into a cutting machine after straightening, and the cutting machine is used for cutting the straightened metal bipolar plate coil stock to obtain a bipolar plate metal sheet;
the first conveying manipulator is used for grabbing the cut bipolar plate metal sheet and conveying the bipolar plate metal sheet to a first punching machine;
the first punching machine is used for punching the bipolar plate metal sheet for the first time, in particular to punching an air flow field or a hydrogen flow field on the bipolar plate metal sheet;
the second conveying manipulator is used for grabbing the bipolar plate metal sheet after the first stamping and conveying the bipolar plate metal sheet to a second stamping machine;
the second punching machine is used for punching the bipolar plate metal sheet for the second time, and specifically is used for punching a hydrogen inlet hole, an air inlet hole, a cooling liquid inlet hole, a hydrogen outlet hole, an air outlet hole and a cooling liquid outlet hole in the bipolar plate metal sheet;
the third conveying manipulator grabs the bipolar plate metal sheet after the secondary stamping and conveys the bipolar plate metal sheet to the air tightness detector;
the airtightness detection machine is used for detecting the airtightness of the bipolar plate metal sheet and outputting the detected bipolar plate metal sheet to the finished product placing table through the conveying belt, wherein the bipolar plate metal sheet detected through airtightness is judged to be good, and the bipolar plate metal sheet detected without airtightness is judged to be bad.
2. The system as claimed in claim 1, further comprising a sorting robot, a left storage rack and a right storage rack, wherein the sorting robot is connected to the product placement table, the left storage rack is located on the left side of the sorting robot, and the right storage rack is located on the right side of the sorting robot;
the sorting manipulator is used for placing the good bipolar plate metal sheet in the left storage rack and placing the inferior bipolar plate metal sheet in the right storage rack, or the sorting manipulator is used for placing the good bipolar plate metal sheet in the right storage rack and placing the inferior bipolar plate metal sheet in the left storage rack.
3. The fuel cell bipolar plate production stamping system of claim 2, further comprising a first AGV cart and a second AGV cart;
the first AGV carrier is used for carrying a left storage rack and placing the left storage rack on the left side of the sorting manipulator, and is also used for carrying a right storage rack and placing the right storage rack on the right side of the sorting manipulator; when the bipolar plate metal sheets placed on the left storage rack are fully stacked, the first AGV truck is also used for removing the left storage rack and replacing the left storage rack with a new one; when the bipolar plate metal sheets placed on the right storage rack are fully stacked, the first AGV carrier is also used for moving the right storage rack away and replacing the right storage rack with a new one;
the second AGV carrier is used for fixing the sorting mechanical arm, so that the sorting mechanical arm is fixed on the second AGV carrier, and when the production stamping system works, the second AGV carrier is used for carrying the sorting mechanical arm to drive to the side of the finished product placing table.
4. A production stamping method for a fuel cell bipolar plate, which is operated in the production stamping system for a fuel cell bipolar plate according to claim 3, characterized by comprising the steps of:
s1, when the production stamping system works, the material machine outputs a metal bipolar plate coil material to a straightening machine through rotation;
s2, straightening the metal bipolar plate coil material by a straightening machine and conveying the metal bipolar plate coil material into a stock cutter;
s3, cutting the straightened metal bipolar plate coil by a cutter to obtain a bipolar plate metal sheet;
s4, the first conveying mechanical hand grabs the cut bipolar plate metal sheet and conveys the bipolar plate metal sheet to a first punching machine;
s5, punching the bipolar plate metal sheet by a first punching machine for the first time, specifically punching an air flow field or a hydrogen flow field on the bipolar plate metal sheet;
s6, a second conveying manipulator grabs the bipolar plate metal sheet after primary stamping and conveys the bipolar plate metal sheet to a second stamping machine;
s7, performing secondary stamping on the bipolar plate metal sheet by using a second stamping machine, specifically stamping a hydrogen inlet hole, an air inlet hole, a cooling liquid inlet hole, a hydrogen outlet hole, an air outlet hole and a cooling liquid outlet hole on the bipolar plate metal sheet;
s8, grabbing the bipolar plate metal sheet punched for the second time by a third conveying manipulator, and conveying the bipolar plate metal sheet to an air tightness detector;
and S9, detecting the air tightness of the bipolar plate metal sheet by an air tightness detection machine, and outputting the detected bipolar plate metal sheet to a finished product placing table through a conveying belt, wherein the bipolar plate metal sheet passing the air tightness detection is judged to be good, and the bipolar plate metal sheet not passing the air tightness detection is judged to be inferior.
5. The method for manufacturing a fuel cell bipolar plate according to claim 4, wherein the step S9 is followed by a step S10 in which the sorting robot places good pieces of bipolar plate metal into the left storage rack and bad pieces of bipolar plate metal into the right storage rack, or places good pieces of bipolar plate metal into the right storage rack and bad pieces of bipolar plate metal into the left storage rack.
6. The method of claim 5, wherein step S10 is followed by step S11, wherein the first AGV removes and replaces the left storage rack with a new left storage rack when the bipolar plate metal sheet placed on the left storage rack is full, and wherein the first AGV removes and replaces the right storage rack with a new right storage rack when the bipolar plate metal sheet placed on the right storage rack is full.
7. The method for producing and stamping the bipolar plate of the fuel cell as claimed in claim 1, wherein the first conveying manipulator grabs the cut metal sheet of the bipolar plate in a magnetic suction manner or a flexible vacuum suction manner; the second conveying manipulator grabs the bipolar plate metal sheet after the first stamping in a magnetic suction mode or a flexible vacuum suction mode; and the third conveying manipulator grabs the bipolar plate metal sheet punched for the second time in a magnetic suction mode or a flexible vacuum suction mode.
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| CN202211600082.4A CN115591995A (en) | 2022-12-14 | 2022-12-14 | Production stamping system and method for fuel cell bipolar plate |
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| CN202211600082.4A CN115591995A (en) | 2022-12-14 | 2022-12-14 | Production stamping system and method for fuel cell bipolar plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024165597A1 (en) * | 2023-02-10 | 2024-08-15 | Matthews International Corporation | Method and roller arrangement for producing a single bipolar plate |
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