CN209434308U - A kind of industrial mass manufacture system of fuel cell metal double polar plates - Google Patents
A kind of industrial mass manufacture system of fuel cell metal double polar plates Download PDFInfo
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- CN209434308U CN209434308U CN201920021122.7U CN201920021122U CN209434308U CN 209434308 U CN209434308 U CN 209434308U CN 201920021122 U CN201920021122 U CN 201920021122U CN 209434308 U CN209434308 U CN 209434308U
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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
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- 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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Abstract
A kind of industrial mass manufacture system of fuel cell metal double polar plates, belongs to field of fuel cell technology.It is made of four metal anode and cathode unipolar plate formation system, bipolar plates process system, coating system and leak detection system subsystems being successively cooperatively connected.A kind of industrial mass manufacture system of above-mentioned fuel cell metal double polar plates; realize the industrial mass manufacture and detection of fuel cell metal double polar plates; metal double polar plates are completed by laboratory to industrial conversion; it is managed by industrial mass manufacture and to the system of production process, reaches the consistency of product quality, improve production efficiency; reduce labor intensity; manufacturing cost is reduced, realizes the commercialization of bipolar plates, scale manufacture.
Description
Technical field
The utility model belongs to field of fuel cell technology, specially a kind of industry of fuel cell metal double polar plates batch
Measure production system.
Background technique
Proton Exchange Membrane Fuel Cells is a kind of electrochemical energy conversion device, can be direct by the chemical energy in hydrogen fuel
It is converted into electric energy, exclusive product is water, is had efficiently, environmental protection, high power density responds the advantages that rapid, is acknowledged as ideal
Power train in vehicle application source.
Fuel cell structure is simple, and core component is bipolar plates and membrane electrode.Bipolar plates are broadly divided into two by material system
Class, i.e. metal double polar plates and graphite bi-polar plate.Automobile-used fuel cell pile is this kind of double based on graphite plate in China market at present
For pole plate with dimensional accuracy height, structural stability is good, and runner is easy to fine and closely wovenization, and materials chemistry stability is high, hydrogen, air, refrigeration
Agent three-cavity structure can be the mainstream of current fuel cell bipolar plates with independent design, the advantages such as service life and reliability.But it is limited by
Thickness, weight, processing technology, the disadvantages such as thermal capacitance, graphite plate pile is in specific power density, volume production cost, cold-starting etc.
It is unable to satisfy passenger car requirement.
Metal double polar plates have highly conductive, the capacity of heat transmission of similar graphite bi-polar plate；Better mechanical strength, choke ability
And impact resistance, keep bipolar plates thinner lighter, increases substantially specific power density；With less process and mature volume production work
Volume production cost is greatly reduced in skill；The thermal capacitance being greatly reduced makes metal plate have stronger Low temperature start-ability.Metal plate is forming
The disadvantage of fine and closely wovenization, residual stress control, corrosion resistance, design freedom etc. has also been addressed.In metal forming side
Face is by molding, and hydraulic, the techniques such as high speed thermoforming have solved runner fine and closely wovenization and flatness problem, cost also substantially under
Drop；It in terms of metal plate coating for protection against corrosion, has made a breakthrough, problem of materials is no longer the short slab in metal plate pile service life；In structure
On tended to be mature, effectively evade the intrinsic fault of construction of metal plate by rationally designing.
Metal double polar plates are further confirming that metal with its specific power density, Low temperature start-ability, the advantages such as volume production cost
Sheet forming on the basis of the key technologies such as overlay coating service life are broken through, will become the inevitable choice of fuel cell car.
Present academia is more to the research of the material of bipolar plates, runner design, surface coating, the life to metal double polar plates
The research of production method and production system is less, and for the industrialized production for realizing metal double polar plates, this patent is to metal double polar plates
Industrialized preparing process and production system are extensively studied, and are suitably illustrated it.
Utility model content
For the above-mentioned problems in the prior art, the purpose of this utility model is that design provides a kind of fuel cell
With the technical solution of the industrial mass manufacture system of metal double polar plates, the method achieve the works of fuel cell metal double polar plates
Industry batch production and detection are managed by industrial mass manufacture and to the system of production process, reach the consistency of product quality,
Production efficiency is improved, labor intensity is reduced, reduces manufacturing cost, realizes the commercialization of bipolar plates, scale manufacture.
The industrial mass manufacture system of a kind of fuel cell metal double polar plates, it is characterised in that: by successively matching
Close metal anode and cathode unipolar plate formation system, four the bipolar plates process system, coating system and leak detection system subsystems of connection
It constitutes.
A kind of industrial mass manufacture system of fuel cell metal double polar plates, it is characterised in that the metal
Anode and cathode unipolar plate formation system is pre-processed by releasing coil feeding device, the plate surface being sequentially arranged on a production line
Device, plate on-line measuring device, anode and cathode monopole plate forming device, anode and cathode unipolar plate feeding arrange detection device, waste material
Recyclable device connects and composes.
The industrial mass manufacture system of a kind of fuel cell metal double polar plates, it is characterised in that described is bipolar
When plate process system and coating system are using welding making technology, the bipolar plates process system is by being sequentially arranged on production line
Anode and cathode unipolar plate pretreatment unit, anode and cathode unipolar plate feed positioning device, flow field synthesizer, demoulding blanking device connect
Connect composition；The coating system by be sequentially arranged on production line plated film pretreatment unit, coating process device and plating after examine
Device is surveyed to connect and compose；
The industrial mass manufacture system of a kind of fuel cell metal double polar plates, it is characterised in that described is bipolar
When plate process system and coating system are using bonding making technology, the bipolar plates process system is by being sequentially arranged on production line
Anode and cathode unipolar plate pretreatment unit, anode and cathode unipolar plate feed positioning device, flow field synthesizer, demoulding blanking device,
Detection device after synthesis connects and composes；The coating system by be sequentially arranged on production line plated film pretreatment unit, plating
Detection device connects and composes after membrane process device and plating.
The industrial mass manufacture system of a kind of fuel cell metal double polar plates, it is characterised in that described leaks hunting
System is leaked hunting and data processing equipment and finished product post-processing dress by the pretreatment unit that leaks hunting that is sequentially arranged on a production line
It sets.
A kind of industrial mass manufacture system of fuel cell metal double polar plates, it is characterised in that the plated film work
Process and equipment carries out plating using multi-arc ion coating or closed field unbalanced magnetron sputtering ion plating mode.
A kind of production method of the industrial mass manufacture system of the fuel cell metal double polar plates, it is characterised in that
The following steps are included: metal anode and cathode unipolar plate formation system successively uses releasing coil feed, plate table to coiled material metal plate
Face pretreatment, plate on-line checking, anode and cathode monopole sheet metal forming, anode and cathode unipolar plate feeding arrange detection, waste recovery technique
Afterwards, batch obtains fuel battery metal anode and cathode unipolar plate.
A kind of production method of the industrial mass manufacture system of the fuel cell metal double polar plates, it is characterised in that
The following steps are included: the cleaning of the anode and cathode unipolar plate pretreatment unit realization anode and cathode unipolar plate in bipolar plates process system,
Smooth processing；Anode and cathode unipolar plate is fed positioning device to the accurate clamping of anode and cathode unipolar plate tooling；Flow field synthesizer pair
Anode and cathode unipolar plate welding in tooling synthesizes and carries out eliminating stress processing；Demoulding blanking device tears the bipolar plates of synthesis open
It removes, recycle tooling and carry out Thickness sensitivity operation；
Plated film pretreatment unit in coating system realizes that the clean and tidy of bipolar plates, coating process device are realized in bipolar plates
Coating surface has the protective layer of outstanding electric conductivity and anticorrosive property, and detection device is to bipolar plates contact resistance after plating after plating
It is detected with corrosion electric current density.
A kind of production method of the industrial mass manufacture system of the fuel cell metal double polar plates, it is characterised in that
The following steps are included: the plated film pretreatment unit in coating system realizes that the clean and tidy of bipolar plates, coating process device are realized double
The coating surface of pole plate has the protective layer of outstanding electric conductivity and anticorrosive property, and detection device connects bipolar plates after plating after plating
Electric shock resistance and corrosion electric current density are detected；Anode and cathode unipolar plate pretreatment unit in bipolar plates process system realizes yin-yang
Pole unipolar plate it is clean and tidy；Anode and cathode unipolar plate feed positioning device fills in tooling midpoint glue and accurately anode and cathode unipolar plate
Folder；Flow field synthesizer realizes anode and cathode unipolar plate curing process；Demoulding blanking device removes tooling to the bipolar plates after synthesis
Recycling, the detection device after synthesis carry out the detection of related process parameters index.
A kind of production method of the industrial mass manufacture system of the fuel cell metal double polar plates, it is characterised in that
The following steps are included: the pretreatment unit that leaks hunting in leak detection system is for cleaning, arranging measured piece；It leaks hunting and data processing equipment
Be for measured piece leak hunting and data analyze；Finished product after-treatment device is to the measured piece classification processing after leaking hunting.
A kind of industrial mass manufacture system of above-mentioned fuel cell metal double polar plates, main flow include metal yin-yang
Pole unipolar plate formation system, bipolar plates process system, four subsystems of coating system and leak detection system.The method achieve fuel
The industrial mass manufacture and detection of battery metal double polar plates, complete metal double polar plates by laboratory to industrial conversion,
It is managed by industrial mass manufacture and to the system of production process, reaches the consistency of product quality, improve production efficiency, reduce
Labor intensity reduces manufacturing cost, realizes the commercialization of bipolar plates, scale manufacture.
Detailed description of the invention
Fig. 1 is the metal anode and cathode unipolar plate formation system schematic diagram of the utility model；
Attached 2 be the bipolar plates process system schematic diagram using welding procedure of the utility model；
Fig. 3 is the bipolar plates process system schematic diagram using technique for sticking of the utility model；
Fig. 4 is the coating system schematic diagram of the utility model；
Fig. 5 is the leak detection system schematic diagram of the utility model.
Specific embodiment
Below in conjunction with Figure of description, the utility model is described in further detail.
As shown, the industrial mass manufacture system of the fuel cell metal double polar plates, by the gold being successively cooperatively connected
Belong to four anode and cathode unipolar plate formation system, bipolar plates process system, coating system and leak detection system subsystems to constitute.
Further, the metal anode and cathode unipolar plate formation system is put by the coiled material being sequentially arranged on a production line
Roll up feeding device d1, plate surface pretreatment unit d2, plate on-line measuring device d3, anode and cathode monopole plate forming device d4,
Anode and cathode unipolar plate feeding arranges detection device d5, waste material recovery device d6 is connected and composed.
Further, when the bipolar plates process system and coating system are using welding making technology, the bipolar plates system
Journey system by be sequentially arranged on production line anode and cathode unipolar plate pretreatment unit h1, anode and cathode unipolar plate be fed positioning device
H2, flow field synthesizer h3, demoulding blanking device h4 are connected and composed；The coating system is by the plating that is sequentially arranged on production line
Film pretreatment unit m1, coating process device m2 and plating after detection device m3 connect and compose；
Further, when the bipolar plates process system and coating system are using bonding making technology, the coating system
Structure is connected with detection device m3 after plating by the plated film pretreatment unit m1, the coating process device m2 that are sequentially arranged on production line
At；The bipolar plates process system is by the anode and cathode unipolar plate pretreatment unit j1, the anode and cathode list that are sequentially arranged on production line
Detection device j5 after pole plate feed positioning device j2, flow field synthesizer j3, demoulding blanking device j4, synthesis is connected and composed.
Further, the leak detection system is leaked hunting by the pretreatment unit L1 that leaks hunting being sequentially arranged on a production line
And data processing equipment L2 and finished product after-treatment device L3.
Further, the coating process device m2 uses multi-arc ion coating or closed field unbalanced magnetron sputtering ion plating side
Formula carries out plating.
The utility model further includes bipolar plates off-line detection device involved in Fig. 1-5, the processing of the utility model bipolar plates
The equipment of independent detection needed for process or auxiliary equipment altogether there are six, be thickness and flatness detecting device z1 respectively, bipolar
Plate stress relief annealing device or bipolar plates heat cure synthesizer z2, air-tightness detection device z3, cleaning and rinsing drying device z4,
Contact resistance detection device z5, corrosion electric current density detection device z6.Wherein thickness and flatness detecting device z1 can be used for yin
The detection of anode unipolar plate, it can also be used to the detection of bipolar plates.Bipolar plates stress relief annealing device or bipolar plates thermosetting are combined to
Destressing is handled after device z2 can be used for bipolar plates welding synthesis, or is combined to for thermosetting after bipolar plates bonding.Air-tightness inspection
Surveying device z3 can be used for the air-leakage test processing of anode and cathode unipolar plate, can be used for the detection processing of bipolar plates.Cleaning drift
The cleaning and rinsing that washing drying device z4 can be used for after prepared by anode and cathode unipolar plate before detection is dried, it can also be used to which bipolar plates are raw
Cleaning-drying processing after the pretreatment of all subsystems or bipolar plates corrosion electric current density detect in production system.Contact resistance
The detection that detection device z5 can be used in bipolar plates welding synthesis technology after plated film can be used for bipolar plates bonding synthesis technology
Detection after middle bipolar plates synthesis.After corrosion electric current density detection device z6 can be used for bipolar plates or anode and cathode unipolar plate plated film
The detection of corrosion electric current density.
Production method using above-mentioned industrial mass manufacture system includes welding synthesis and being glued to synthesize two kinds of techniques, and every kind
Process all can be divided into four steps.
System and process one: welding synthetic process.
Step 1: metal coiled material plate uses and unreels feed, plate surface pretreatment, plate on-line checking, anode and cathode unipolar plate
After molding, anode and cathode unipolar plate feeding arrange detection, waste recovery process, fuel battery metal anode and cathode monopole is obtained
Plate；
Step 2: the anode and cathode unipolar plate that step 1 obtains being pre-processed, the positioning of anode and cathode unipolar plate feed, flow field conjunction
At after, demoulding blanking characterization processes method, fuel cell metal bipolar boards half-finished product is obtained；
Step 3: to processes such as detections after the bipolar boards half-finished product progress plated film pretreatment of step 2 acquisition, plated film, plating
Afterwards, fuel cell metal bipolar board finished product is obtained.
Step 4: to the bipolar board finished product that step 3 obtains leak hunting pretreatment, leak hunting and data processing, finished product post-processing
Etc. after processes, obtain fuel cell metal double polar plates qualified product.
In above-mentioned step 1, releasing coil feeding device d1, plate surface pretreatment unit d2, plate on-line checking
Device d3 is that anode and cathode unipolar plate prepares pretreatment unit, by being unreeled, being corrected to coiled material, cleaned, smooth, thickness and table
The operations such as the detection of planar defect etc., constant speed tensioning driving are prepared bad come anode and cathode unipolar plate caused by eliminating because of raw material defect
Product provide raw material quality guarantee for subsequent process.
In above-mentioned step 1, anode and cathode monopole plate forming device d4, anode and cathode unipolar plate feeding arrange detection device
Unit is made for anode and cathode unipolar plate in d5, carries out runner molding, punching, blanking, anode and cathode to the metal plate that pretreatment is completed
The operation of unipolar plate feeding, the Thickness sensitivity of arrangement and anode and cathode unipolar plate, air-leakage test etc..
In above-mentioned step 1, unipolar plate is the basic unit of bipolar plates, its quality directly determines the matter of bipolar plates
Amount, so this unit is the core cell of unipolar plate formation system；Waste material recovery device d6 is the waste material of anode and cathode unipolar plate
Recovery unit, the operations such as, cutting rolling to remaining material after molding blanking, recycling.Waste recovery is anode and cathode unipolar plate
Continuous production remove obstacles.
In step 2 above, anode and cathode unipolar plate pretreatment unit h1, anode and cathode unipolar plate feed positioning device h2 are double
The pretreatment unit of pole plate preparation, by being operated to cleaning, drying, tool locating, the positioning clamping of anode and cathode unipolar plate etc., to protect
The cleaning, accurate installation, faying face for demonstrate,proving anode and cathode unipolar plate are in close contact, to improve welding uniformity and leakproofness.Pretreatment
Unit is that the synthesis of subsequent flow field is prepared.
In step 2 above, synthesizer h3 in flow field is the operations such as welding synthesis and the destressing processing to bipolar plates, stream
Synthesizer h3 is that the core apparatus in system is made in bipolar plates, its quality directly determine bipolar plates dimensional accuracy and
Air-tightness.
In step 2 above, demoulding blanking device h4 tears the bipolar plates with tooling after completing runner synthesis open
Except tooling, takes out bipolar plates and the operation such as Thickness sensitivity is done to bipolar plates, it is final to obtain qualified bipolar boards half-finished product.
In above-mentioned steps 3, coating system be complete synthesis bipolar boards half-finished product cleaned, dried, surface coating,
The operations such as contact resistance detection, corrosion electric current density detection.Coating system is the key points and difficulties that bipolar plates produce big system, it
Quality directly determine that can the electric conductivity of metal double polar plates and Corrosion Protection and metal double polar plates be used as fuel cell
The deciding factor of bipolar plates.
In above-mentioned step poly- 4, the operations such as the bipolar plates that leak detection system prepares completion are cleaned, leaked hunting and classified.Make
The final detection in big system is produced for bipolar plates, air-tightness is to judge one of most important index of fuel cell safety.
System and process two: bonding synthesis technology.
Step 1: metal coiled material plate uses and unreels feed, plate surface pretreatment, plate on-line checking, anode and cathode unipolar plate
After molding, anode and cathode unipolar plate feeding arrange the processes such as detection, waste recovery, fuel battery metal anode and cathode monopole is obtained
Plate；
Step 2: to processes such as detections after the anode and cathode unipolar plate progress plated film pretreatment of step 1 acquisition, plated film, plating
Afterwards, fuel cell surface coating anode and cathode unipolar plate is obtained；
Step 3: the surface coating anode and cathode unipolar plate that step 2 obtains being pre-processed, anode and cathode unipolar plate is for anticipating
After the processes such as the detection after position, flow field synthesis, demoulding blanking and bipolar plates synthesis, fuel battery metal double polar is obtained
Plate；
Step 4: to the bipolar board finished product that step 3 obtains leak hunting pretreatment, leak hunting and data processing, finished product post-processing
Etc. after processes, obtain material battery metal bi-polar plate qualified product.
In above-mentioned steps 1, releasing coil feeding device d1, plate surface pretreatment unit d2, plate on-line checking dress
Setting d3 is that anode and cathode unipolar plate prepares pretreatment unit, by being unreeled, being corrected to coiled material, cleaned, smooth, thickness and surface
The operations such as detection, the constant speed tensioning driving of defect etc..Anode and cathode unipolar plate is anode and cathode unipolar plate after preparing pretreatment unit
Unit is made, to pretreatment complete metal plate carry out runner molding, punching, blanking, anode and cathode unipolar plate feeding, arrange with
And the operation of Thickness sensitivity, air-leakage test of anode and cathode unipolar plate etc..The waste recovery unit of anode and cathode unipolar plate, to molding
The operations such as the material after blanking cut off, winds recycling.
In above-mentioned rapid 2, coating system is that anode and cathode unipolar plate prepared by step 1 is cleaned, dry, surface plating
Film, contact resistance detection, the operation such as corrosion electric current density detection are prepared for bipolar plates synthesis.
In above-mentioned steps 3, localization process is pre-processed and is fed to the anode and cathode unipolar plate of surface coating, this is double
The pretreatment unit of pole plate preparation process, by being cleaned, being dried to the anode and cathode unipolar plate after plated film, tool locating clamp
Deng operation, to guarantee that the cleaning, accurate installation, adhesive spots of anode and cathode unipolar plate are in close contact etc., with improve bonding uniformity with
Leakproofness.Pretreatment unit is that the synthesis of subsequent flow field is prepared.
It is flow field synthesizer j3 after pretreatment unit in above-mentioned steps 3, to the yin-yang for completing tool locating clamping
Pole unipolar plate carries out the operation such as processing that is heating and curing.
In above-mentioned steps 3, demoulding blanking device j4 tears the bipolar plates with tooling completed after runner synthesizes open
Except tooling, takes out bipolar plates and the operations such as Thickness sensitivity, contact resistance detection, corrosion electric current density detection is done to bipolar plates,
It is final to obtain qualified bipolar board finished product.
In above-mentioned step poly- 4, the operations such as the bipolar plates that leak detection system prepares completion are cleaned, leaked hunting and classified.
In addition to above-mentioned selection process, those skilled in the art can be variously modified and adjust according to the utility model,
Without departing from the spirit of the utility model, range defined in the appended claims for the utility model should belong to.
Claims (5)
1. a kind of industrial mass manufacture system of fuel cell metal double polar plates, it is characterised in that: by what is be successively cooperatively connected
Four metal anode and cathode unipolar plate formation system, bipolar plates process system, coating system and leak detection system subsystems are constituted.
2. a kind of industrial mass manufacture system of fuel cell metal double polar plates as described in claim 1, it is characterised in that
The metal anode and cathode unipolar plate formation system by be sequentially arranged on a production line releasing coil feeding device (d1),
Plate surface pretreatment unit (d2), plate on-line measuring device (d3), anode and cathode monopole plate forming device (d4), anode and cathode list
Pole plate feeding arranges detection device (d5), waste material recovery device (d6) connects and composes.
3. a kind of industrial mass manufacture system of fuel cell metal double polar plates as described in claim 1, it is characterised in that
When the bipolar plates process system and coating system are using welding making technology, the bipolar plates process system is by successively installing
Anode and cathode unipolar plate pretreatment unit (h1) in the production line, anode and cathode unipolar plate feed positioning device (h2), flow field synthesis
Device (h3), demoulding blanking device (h4) connect and compose；
When the bipolar plates process system and coating system are using bonding making technology, the bipolar plates process system is by successively pacifying
Anode and cathode unipolar plate pretreatment unit (j1), anode and cathode unipolar plate feed positioning device (j2), flow field conjunction of dress in the production line
It is connected and composed at the detection device (j5) after device (j3), demoulding blanking device (j4), synthesis；
The coating system by be sequentially arranged on production line plated film pretreatment unit (m1), coating process device (m2) and plating
Detection device (m3) connects and composes afterwards.
4. a kind of industrial mass manufacture system of fuel cell metal double polar plates as described in claim 1, it is characterised in that
The leak detection system is leaked hunting and data processing equipment by the pretreatment unit that leaks hunting (L1) that is sequentially arranged on a production line
(L2) and finished product after-treatment device (L3).
5. a kind of industrial mass manufacture system of fuel cell metal double polar plates as claimed in claim 3, it is characterised in that
The coating process device (m2) carries out plating using multi-arc ion coating or closed field unbalanced magnetron sputtering ion plating mode.
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| CN201920021122.7U CN209434308U (en) | 2019-01-07 | 2019-01-07 | A kind of industrial mass manufacture system of fuel cell metal double polar plates |
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| CN201920021122.7U CN209434308U (en) | 2019-01-07 | 2019-01-07 | A kind of industrial mass manufacture system of fuel cell metal double polar plates |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109742418A (en) * | 2019-01-07 | 2019-05-10 | 长兴欧森科技有限公司 | A kind of industrial mass manufacture system and method for fuel cell metal double polar plates |
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2019
- 2019-01-07 CN CN201920021122.7U patent/CN209434308U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109742418A (en) * | 2019-01-07 | 2019-05-10 | 长兴欧森科技有限公司 | A kind of industrial mass manufacture system and method for fuel cell metal double polar plates |
| CN109742418B (en) * | 2019-01-07 | 2023-09-26 | 长兴欧森科技有限公司 | Industrial batch production system and method for metal bipolar plate for fuel cell |
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