CN108666593A - The production method of fuel battery double plates - Google Patents
The production method of fuel battery double plates Download PDFInfo
- Publication number
- CN108666593A CN108666593A CN201710195167.1A CN201710195167A CN108666593A CN 108666593 A CN108666593 A CN 108666593A CN 201710195167 A CN201710195167 A CN 201710195167A CN 108666593 A CN108666593 A CN 108666593A
- Authority
- CN
- China
- Prior art keywords
- bipolar plates
- raw material
- laser head
- finished product
- powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 239000002994 raw material Substances 0.000 claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 238000010146 3D printing Methods 0.000 claims abstract description 21
- 239000000843 powder Substances 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 12
- 229910002804 graphite Inorganic materials 0.000 claims description 10
- 239000010439 graphite Substances 0.000 claims description 10
- 239000011812 mixed powder Substances 0.000 claims description 10
- 238000005245 sintering Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 7
- 239000011230 binding agent Substances 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 3
- 238000005516 engineering process Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 8
- 238000000465 moulding Methods 0.000 abstract description 6
- 239000000047 product Substances 0.000 description 33
- 238000012545 processing Methods 0.000 description 8
- 239000000758 substrate Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000008358 core component Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000003252 repetitive effect Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000004886 head movement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses a kind of production methods of fuel battery double plates, it is characterized in that, applied on 3D printing device, wherein, described device includes feeding mechanism, finished product mechanism and laser head, the laser head is arranged in the surface of the finished product mechanism, and the pole plate of the bipolar plates is placed in the finished product mechanism；The making raw material of the bipolar plates is put into the feeding mechanism, so that the raw material of the bipolar plates is sent into the unipolar plate in the finished product mechanism by the feeding mechanism, and forms the raw material layer of preset thickness；Preset structure based on the bipolar plates is sintered the raw material layer of the preset thickness using the laser head, to form the bipolar plates.The embodiment of the present invention is not necessarily to mold, reduces the fee to develop of bipolar plates and the period is short, consumptive material is few, can make bipolar plates one-pass molding, also reduces the exploitation demand of bonding technology.
Description
Technical field
The present embodiments relate to field of fuel cell technology more particularly to a kind of making sides of fuel battery double plates
Method.
Background technology
It reaches its maturity with fuel cell technology, electric energy is directly translated into as a kind of no pollution, high efficiency, by chemical energy
Generating equipment, be increasingly used in the fields such as communication base station, onboard power, distributed generation resource.Along with more
The extension of more application fields, more demands also generate therewith.
Fuel cell core component membrane electrode is laminated structure.In order to make the reactant of fuel cell can smoothly enter into, be discharged,
And so that the temperature of fuel cell is obtained stability contorting and export regulated power, it is all made of in high-power more piece fuel cell bipolar
Plate realizes the stacking installation of pole plate and membrane electrode.
Wherein, bipolar plates are in the core of electrochemical reaction, and runner design needs to ensure the uniformity of fluid distribution,
It needs to consider influence of the fuel cell reaction product such as liquid water to further reacting simultaneously, in addition, electrochemical corrosion, height
Conduction, thermal conductivity demand etc. also proposed very big challenge to bipolar plates.
The bipolar plates of fuel cell mainstream are graphite bi-polar plate and metal double polar plates at present.Have very in the processing method of the two
Big difference.Graphite bi-polar plate generally uses graphite powder and toner to mix hot-forming, foam soft graphite punching in grinding tool
Three kinds of methods of runner are carved on the graphite cake of molded and engraving machine after shaping.Metal double polar plates then use multiple working procedure
Punch forming, and need process after using coating handle to reach corrosion-resistant purpose.
The processing of existing bipolar plates is substantially with mold, often because small for the bipolar plates during newly developed
Apparent size adjustment and scrap a whole set of grinding tool, development cost are high and the period is long；The problem of engraving technology, is to material
Be lost it is larger, normally close to 50%.
Meanwhile bipolar plates used at present due to manufacturing process can not bipolar plates one-pass molding, and need by two
The mode that a unipolar plate assembly bonds is completed, and the exploitation demand to bonding technology is increased.As a result, to operation of fuel cells alternating temperature
Range, waterway pressure resistance etc. bring limitation.
Invention content
The present invention provides a kind of production method of fuel battery double plates, to solve in the prior art at least partly to ask
Topic.
Specifically, the present invention is achieved through the following technical solutions：
A kind of production method of fuel battery double plates is applied on 3D printing device, wherein described device includes charging
Mechanism, finished product mechanism and laser head, the laser head is arranged in the surface of the finished product mechanism, by the pole plate of the bipolar plates
It is placed in the finished product mechanism；The making raw material of the bipolar plates is put into the feeding mechanism, so that the feeding mechanism
The raw material of the bipolar plates is sent on the pole plate in the finished product mechanism, and forms the raw material layer of preset thickness；It is based on
The preset structure of the bipolar plates is sintered the raw material layer of the preset thickness using the laser head, to form the bipolar plates.
Illustratively, the bipolar plates are graphite bi-polar plate, and the raw material of the bipolar plates is graphite powder and binder resin powder
Mixed-powder is matched into, the preset structure based on the bipolar plates is sintered the original of the preset thickness using the laser head
The bed of material includes to form the bipolar plates：Cycle executes following steps, and the preset structure of the bipolar plates is formed until being sintered,
The step of cycle executes include：
The graphite powder and binder resin powder are matched into mixed-powder in the bipolar plates by the feeding mechanism
The raw material layer of preset thickness is laid on pole plate；
The graphite powder being located in pole plate and toner proportioning are sintered into mixed-powder by the laser head, are glued with being formed
Knot.
Illustratively, the bipolar plates are metal double polar plates, and the raw material of the bipolar plates is metal powder,
The preset structure based on the bipolar plates is sintered the raw material layer of the preset thickness using the laser head, with
Forming the bipolar plates includes：
The metal powder is laid into the original of preset thickness by the feeding mechanism on the pole plate of the bipolar plates
The bed of material；
Reset mechanism based on the bipolar plates melts the metal powder by the laser head；
By the metal powder cooling after fusing, the bipolar plates of preset structure are formed.
Illustratively, the 3D printing device further includes stepper motor, and the finished product mechanism further includes laser head guide bracket,
The preset structure based on the bipolar plates is sintered the raw material layer of the preset thickness using the laser head, with
The bipolar plates are formed, including：
Under stepper motor driving, the laser head guide bracket is moved according to the preset structure of the bipolar plates, with
The movement of the laser head is controlled, realizes that sintering forms the bipolar plates of preset structure.
Illustratively, the feeding mechanism includes powder chamber, loading bay, loading bay drive rod and follower arm, wherein described
The bottom of powder chamber is loading bay, and the loading bay can move up and down,
The finished product mechanism includes finished product cabin, at sample platform, at sample platform drive rod, laser head and laser head guide bracket,
In, the bottom in the finished product cabin be at sample platform, it is described to be moved up and down at sample platform；
It is described that the making raw material of the bipolar plates is put into the feeding mechanism, so that the feeding mechanism will be described bipolar
The raw material of plate is sent on the pole plate in the finished product mechanism, and the raw material layer for forming preset thickness includes：
The making raw material of the bipolar plates is loaded by the powder chamber；
Under the action of the loading bay drive rod, the loading bay move up and down with it is described concordant at sample platform, or
The loading bay moves up and down under the action of the loading bay drive rod, and described at sample platform drive rod
It is described under effect to be moved up and down at sample platform so that the loading bay with it is described concordant at sample platform；
When the loading bay with it is described concordant at sample platform after, the follower arm from left to right by the making of the bipolar plates original
Material is pushed into the finished product cabin, to form raw material layer on the pole plate at the bipolar plates of sample platform.
Illustratively, the method further includes：
When the making raw material of the bipolar plates is pushed into the finished product cabin, controls the follower arm and return to initial position.
Using the embodiment of the present invention, the bipolar plates of fuel cell are printed using 3D printing device, are not necessarily to mold, are reduced double
The fee to develop of the pole plate and period is short, consumptive material is few, makes bipolar plates one-pass molding by the laser head sintering in 3D printing device, also drops
The low exploitation demand of bonding technology.
Description of the drawings
Fig. 1 is that a kind of structure of the 3D printing device of production method using fuel battery double plates provided by the invention is shown
It is intended to.
Fig. 2 is a kind of flow diagram of the production method of fuel battery double plates provided by the invention.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Bipolar plates are a core components of fuel cell, and it includes that gas feed, gas are anti-to be made of pole plate and flow field
Ying Qu and gas vent.Because in pile, battery cell adjacent to each other needs shared electrode plate respectively as two adjoinings
The anode and cathode of battery cell, so electrode plate is commonly referred to as bipolar plates.Present invention offer is a kind of to utilize 3D printing technique, base
Illustratively it can be equipped on pole plate upper berth in pole plate and the method for making raw material making bipolar plates and make raw material (for example, metal
Powder), due to its flow field of the bipolar plates of different structure difference, to be sintered to obtain different flow fields, difference to making raw material
The bipolar plates of structure.
The embodiment of the present invention is described in detail below in conjunction with attached drawing.
Fig. 1 is that a kind of structure of the 3D printing device of production method using fuel battery double plates provided by the invention is shown
It is intended to.
Fig. 2 is a kind of flow diagram of the production method of fuel battery double plates provided by the invention.
With reference to the structure of 3D printing device shown in FIG. 1 and the flow chart of production method shown in Fig. 2 to the present invention
Embodiment is described in detail.
As shown in Figure 1,3D printing device may include feeding mechanism, finished product mechanism and laser head.Wherein laser head is arranged
In the surface of the finished product mechanism.Illustratively, the feeding mechanism include powder chamber, loading bay, loading bay drive rod and
Follower arm, wherein the bottom of the powder chamber is loading bay, and the loading bay can move up and down.Illustratively, the finished product machine
Structure includes finished product cabin, at sample platform, at sample platform drive rod, laser head and laser head guide bracket, wherein the bottom in the finished product cabin
It is described to be moved up and down at sample platform at sample platform.In other examples, 3D printing device further includes stepper motor, it is described at
Product mechanism further includes laser head guide bracket.
Based on structure shown in FIG. 1, method shown in Fig. 2 is applied in the structure, and the present invention is described in detail below
The production method for the fuel battery double plates that embodiment provides.
As shown in Fig. 2, a kind of production method of fuel battery double plates is applied on 3D printing device, wherein the dress
It sets including feeding mechanism, finished product mechanism and laser head, the laser head is arranged in the surface of the finished product mechanism, this method packet
Include following steps：
Step 110, the unipolar plate of the bipolar plates is placed in the finished product mechanism.
Step 120, the making raw material of the bipolar plates is put into the feeding mechanism, so that the feeding mechanism will be described
The raw material of bipolar plates is sent into the unipolar plate in the finished product mechanism, and forms the raw material layer of preset thickness.
Using a unipolar plate in bipolar plates as substrate, the raw material layer of preset thickness is spread on substrate.
Step 130, the preset structure based on the bipolar plates is sintered the raw material of the preset thickness using the laser head
Layer, to form the bipolar plates.
By the sintering to the raw material layer on substrate, it is made to bond on the substrate, to form bipolar plates.Wherein,
The preset structure of bipolar plates can be arranged according to actual demand, the invention is not limited in this regard, for example, the preset structure of bipolar plates
Point may include straight channels flow field, serpentine flow, interdigitated flow field, dotted flow field or netted smoothness according to flow field.It is exemplary
Ground can control the sintering that laser head carries out raw material layer corresponding construction in step 130 according to the flow field structure of bipolar plates, from
And form bipolar plates.
Using the embodiment of the present invention, the bipolar plates of fuel cell are printed using 3D printing device, are not necessarily to mold, are reduced double
The fee to develop of the pole plate and period is short, consumptive material is few, makes bipolar plates one-pass molding by the laser head sintering in 3D printing device, also drops
The low exploitation demand of bonding technology.
According to embodiments of the present invention, for different bipolar plates, step 130 may include different embodiment.It is exemplary
Ground, if bipolar plates are graphite bi-polar plate, the raw material of the bipolar plates is that graphite powder and binder resin powder are matched at mixed-powder, then
Step 130 may include：Cycle executes following steps, until sintering forms the preset structure of the bipolar plates, wherein cycle is held
Capable step includes：The graphite powder and binder resin powder are matched into mixed-powder described bipolar by the feeding mechanism
The raw material layer of preset thickness is laid on the pole plate of plate；The graphite powder and resin-oatmeal being located at by laser head sintering in pole plate
End proportioning is at mixed-powder, to form bonding.In another example, if bipolar plates are metal double polar plates, the bipolar plates
Raw material is metal powder, then step 130 may include steps of：By the feeding mechanism by the metal powder described
The raw material layer of preset thickness is laid on the pole plate of bipolar plates；Reset mechanism based on the bipolar plates passes through the laser first melt
Change the metal powder；By the metal powder cooling after fusing, the bipolar plates of preset structure are formed.
According to one embodiment of the invention, the 3D printing device further includes stepper motor, and the finished product mechanism further includes swashing
Bare headed guide bracket, is based on the structure, and step 130 may include：Under stepper motor driving, the laser head guide bracket root
It is moved according to the preset structure of the bipolar plates, to control the movement of the laser head, realizes that sintering forms the bipolar of preset structure
Plate.
According to another embodiment of the present invention, the feeding mechanism includes powder chamber, loading bay, loading bay drive rod and charging
Bar, wherein the bottom of the powder chamber is loading bay, and the loading bay can move up and down, the finished product mechanism include finished product cabin,
At sample platform, at sample platform drive rod, laser head and laser head guide bracket, wherein the bottom in the finished product cabin be at sample platform, it is described
It can be moved up and down at sample platform.Based on the structure, step 120 may include：The system of the bipolar plates is loaded by the powder chamber
Make raw material；Under the action of the loading bay drive rod, the loading bay move up and down with described concordant at sample platform, Huo Zhe
The loading bay moves up and down under the action of the loading bay drive rod, and under the action of the drive rod at sample platform it is described
Moved up and down at sample platform so that the loading bay with it is described concordant at sample platform；When the loading bay with it is described concordant at sample platform after,
The making raw material of the bipolar plates is pushed into the finished product cabin by the follower arm from left to right, with described at the described double of sample platform
Raw material layer is formed on the pole plate of pole plate.
Further, as an example, loading bay and completely the same at the size of sample platform.For ease of to above-described embodiment
Understanding, below by citing further illustrate, for example, 3D printing device using the embodiment of the present invention print bipolar plates (stone
Black bipolar plates or metal double polar plates) when, mixed-powder or metal powder are put into powder chamber, and the unipolar plate of bipolar plates is put
In finished product cabin, it is located at finished product cabin the top under the driving at sample platform drive rod at sample platform.Each loading bay drive rod driving
Loading bay is moved up less than 0.1mm, is moved down identical distance at sample platform, is kept loading bay concordant at sample platform, follower arm
From the leftmost side by powder push-in finished product cabin, thin layer is formed.Laser head is under the guiding of laser head guide bracket, according to input drawing sintering
Powder in the unipolar plate of bipolar plates, to form bipolar plates.Preferably, follower arm returns to the leftmost side, is repeated in until complete
At the i.e. making until completing bipolar plates.Illustratively, in bipolar plates manufacturing process, follower arm meeting repetitive operation, to finished product
Cabin is pushed into powder (i.e. the making raw material of bipolar plates, for example, metal powder), until obtaining the bipolar plates of preset structure.Using this
Kind repetitive operation, the mode that accumulation makes raw material, is sintered making raw material, the graphite bi-polar plate processed or metal double polar plates
Thickness can be far smaller than the graphite bi-polar plate of traditional handicraft processing or the thickness of metal double polar plates.
It should be noted that the 3D printing device motion (for example, loading bay drive rod, at sample platform drive rod, swash
Bare headed guide bracket etc.) it can be controlled by a central processing unit (for example, microcontroller etc.).Illustratively, it will can in advance set
The structural drawings for the bipolar plates set imported into central processing unit according to certain readable format, and central processing unit is according to bipolar plates
Structural drawings control the movement of laser head guide bracket, to control laser head movement, according to the position for needing to be sintered on structural drawings
Unipolar plate and making raw material to the bipolar plates in finished product cabin are sintered, to form the bipolar plates of preset structure.It is exemplary
Ground, central processing unit can also control the movement of follower arm, so that follower arm is evenly pushed to finished product cabin and make raw material, and
The thickness that the making raw material in finished product cabin can be ensured to enter ensures to be preset thickness, wherein preset thickness can be according to reality
The structure setting of bipolar plates.By the control of central processing unit, control accuracy is high, and the machining tolerance of traditional handicraft is avoided to ask
Topic.
Using the embodiment of the present invention, the bipolar plates of fuel cell are printed using 3D printing device, are not necessarily to mold, are reduced double
The fee to develop of the pole plate and period is short, consumptive material is few, is sintered by the laser head in 3D printing device and is formed on the pole plate of bipolar plates
Flow field also reduces the exploitation demand of bonding technology to make bipolar plates one-pass molding.
In conclusion compared with prior art, the characteristics of the embodiment of the present invention or advantage is mainly reflected in：
1, change design requirement can be facilitated using present invention processing bipolar plates in development phase, because no die cost can be with
Development cost is greatly lowered；
2, bipolar plates one-pass molding may be implemented, be not necessarily to intermediate adhesion or welding process, reduce failure rate；
3, the unstressed release problem of metal double polar plates processed；
4, make it possible that 3D runners are for example cellular with more complicated runner, R＆D process can be accelerated；
5, because the present invention is by the way of accumulation, the thickness of the graphite or metallic plate processed can be much smaller than traditional work
Skill；
6, the present invention does the flow field precision higher processed, and avoids the machining tolerance problem of traditional handicraft.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (6)
1. a kind of production method of fuel battery double plates, which is characterized in that be applied on 3D printing device, wherein the dress
It sets including feeding mechanism, finished product mechanism and laser head, the laser head is arranged in the surface of the finished product mechanism,
The pole plate of the bipolar plates is placed in the finished product mechanism；
The making raw material of the bipolar plates is put into the feeding mechanism, so that the feeding mechanism is by the raw material of the bipolar plates
It is sent into the unipolar plate in the finished product mechanism, and forms the raw material layer of preset thickness；
Preset structure based on the bipolar plates is sintered the raw material layer of the preset thickness using the laser head, described in formation
Bipolar plates.
2. manufacturing method according to claim 1, which is characterized in that the bipolar plates are graphite bi-polar plate, described bipolar
The raw material of plate is that graphite powder and binder resin powder are matched into mixed-powder,
Preset structure based on the bipolar plates is sintered the raw material layer of the preset thickness using the laser head, described in formation
Bipolar plates include：Cycle executes following steps, and the preset structure of the bipolar plates is formed until being sintered,
The step of cycle executes include：
By the feeding mechanism by the graphite powder and binder resin powder proportioning at mixed-powder the bipolar plates pole plate
On be laid into the raw material layer of preset thickness；
It is sintered the graphite powder being located in pole plate by the laser head and toner is matched at mixed-powder, to form bonding.
3. manufacturing method according to claim 1, which is characterized in that the bipolar plates are metal double polar plates, described bipolar
The raw material of plate is metal powder,
Preset structure based on the bipolar plates is sintered the raw material layer of the preset thickness using the laser head, described in formation
Bipolar plates include：
Reset mechanism based on the bipolar plates melts the metal powder by the laser head；
By the metal powder cooling after fusing, the bipolar plates of preset structure are formed.
4. production method according to claim 2 or 3, which is characterized in that the 3D printing device further includes stepper motor,
The finished product mechanism further includes laser head guide bracket,
The preset structure based on the bipolar plates is sintered the raw material layer of the preset thickness using the laser head, to be formed
The bipolar plates, including：
Under stepper motor driving, the laser head guide bracket is moved according to the preset structure of the bipolar plates, with control
The movement of the laser head realizes that sintering forms the bipolar plates of preset structure.
5. manufacturing method according to claim 1, which is characterized in that the feeding mechanism include powder chamber, loading bay, into
Expect platform drive rod and follower arm, wherein the bottom of the powder chamber is loading bay, and the loading bay can move up and down,
The finished product mechanism includes finished product cabin, at sample platform, at sample platform drive rod, laser head and laser head guide bracket, wherein institute
State finished product cabin bottom be at sample platform, it is described to be moved up and down at sample platform；
It is described that the making raw material of the bipolar plates is put into the feeding mechanism, so that the feeding mechanism is by the bipolar plates
Raw material is sent on the pole plate in the finished product mechanism, and the raw material layer for forming preset thickness includes：
The making raw material of the bipolar plates is loaded by the powder chamber；
Under the action of the loading bay drive rod, the loading bay move up and down with it is described concordant at sample platform, or
The loading bay moves up and down under the action of the loading bay drive rod, and in the effect at sample platform drive rod
Under it is described moved up and down at sample platform so that the loading bay with it is described concordant at sample platform；
When the loading bay with it is described concordant at sample platform after, the follower arm from left to right pushes away the making raw material of the bipolar plates
Enter the finished product cabin, to form raw material layer on the pole plate at the bipolar plates of sample platform.
6. production method according to claim 5, which is characterized in that the method further includes：
When the making raw material of the bipolar plates is pushed into the finished product cabin, controls the follower arm and return to initial position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710195167.1A CN108666593A (en) | 2017-03-28 | 2017-03-28 | The production method of fuel battery double plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710195167.1A CN108666593A (en) | 2017-03-28 | 2017-03-28 | The production method of fuel battery double plates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108666593A true CN108666593A (en) | 2018-10-16 |
Family
ID=63785687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710195167.1A Pending CN108666593A (en) | 2017-03-28 | 2017-03-28 | The production method of fuel battery double plates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108666593A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473734A (en) * | 2018-11-28 | 2019-03-15 | 孟婷婷 | Superelevation energy storing lead acid storage battery |
| CN109638226A (en) * | 2018-11-28 | 2019-04-16 | 孟婷婷 | A kind of positive electrode plate of lead-acid battery processing method and its application |
| CN109659631A (en) * | 2018-11-28 | 2019-04-19 | 孟婷婷 | Ultra-thin lead-acid storage battery polar plate clusters module |
| CN110336053A (en) * | 2019-07-16 | 2019-10-15 | 中南大学 | A kind of preparation method of the fuel battery double plates containing runner |
| CN111261894A (en) * | 2020-01-20 | 2020-06-09 | 温州大学 | Bipolar plate with high-performance flow field with complex bionic structure and preparation method thereof |
| CN112366333A (en) * | 2020-09-21 | 2021-02-12 | 中国科学院大连化学物理研究所 | 3D printing processing method of conductive partition plate with gas-liquid distribution flow field |
| WO2021248508A1 (en) * | 2020-06-09 | 2021-12-16 | 深圳市雄韬电源科技股份有限公司 | Fuel cell bipolar plate and preparation method therefor |
| WO2022041351A1 (en) * | 2020-08-26 | 2022-03-03 | 深圳市氢雄燃料电池有限公司 | Metal bipolar plate for fuel cell and preparation method therefor |
| CN115275247A (en) * | 2022-08-26 | 2022-11-01 | 山东华通新材料科技有限公司 | Preparation device and method of surface anticorrosive coating of metal bipolar plate of fuel cell |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102315458A (en) * | 2010-07-02 | 2012-01-11 | 上海攀业氢能源科技有限公司 | Production method for graphite bipolar plate of fuel cell |
| CN103350574A (en) * | 2013-05-23 | 2013-10-16 | 魏伯卿 | Huge three-dimensional (3D) printer in the air |
| CN105070932A (en) * | 2015-07-23 | 2015-11-18 | 西安交通大学 | Compact cylindrical ion exchange membrane fuel cell and preparation method thereof |
| CN105304915A (en) * | 2014-07-17 | 2016-02-03 | 北京锦源创新科技有限公司 | Bipolar plate for fuel battery, and manufacture method for bipolar plate for fuel battery |
| US20160093898A1 (en) * | 2014-09-30 | 2016-03-31 | The Government Of The United States Of America, As Represented By The Secretary Of The Navy | Three-dimensionally printed bipolar plate for a proton exchange membrane fuel cell |
| CN105537591A (en) * | 2016-01-25 | 2016-05-04 | 中南大学 | Metal 3D (three-dimensional) printing device and metal 3D printing method |
| CN106216676A (en) * | 2016-09-06 | 2016-12-14 | 广东奥基德信机电有限公司 | A kind of laser 3D printing device |
-
2017
- 2017-03-28 CN CN201710195167.1A patent/CN108666593A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102315458A (en) * | 2010-07-02 | 2012-01-11 | 上海攀业氢能源科技有限公司 | Production method for graphite bipolar plate of fuel cell |
| CN103350574A (en) * | 2013-05-23 | 2013-10-16 | 魏伯卿 | Huge three-dimensional (3D) printer in the air |
| CN105304915A (en) * | 2014-07-17 | 2016-02-03 | 北京锦源创新科技有限公司 | Bipolar plate for fuel battery, and manufacture method for bipolar plate for fuel battery |
| US20160093898A1 (en) * | 2014-09-30 | 2016-03-31 | The Government Of The United States Of America, As Represented By The Secretary Of The Navy | Three-dimensionally printed bipolar plate for a proton exchange membrane fuel cell |
| CN105070932A (en) * | 2015-07-23 | 2015-11-18 | 西安交通大学 | Compact cylindrical ion exchange membrane fuel cell and preparation method thereof |
| CN105537591A (en) * | 2016-01-25 | 2016-05-04 | 中南大学 | Metal 3D (three-dimensional) printing device and metal 3D printing method |
| CN106216676A (en) * | 2016-09-06 | 2016-12-14 | 广东奥基德信机电有限公司 | A kind of laser 3D printing device |
Non-Patent Citations (2)
| Title |
|---|
| BENJAMIN D. GOULD ET AL.: "Performance and Limitations of 3D-Printed Bipolar Plates in Fuel Cells", 《ECS JOURNAL OF SOLID STATE SCIENCE AND TECHNOLOGY》 * |
| 陈军等: "燃料电池双极板的3D打印加工方法", 《塑料工业》 * |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473734A (en) * | 2018-11-28 | 2019-03-15 | 孟婷婷 | Superelevation energy storing lead acid storage battery |
| CN109638226A (en) * | 2018-11-28 | 2019-04-16 | 孟婷婷 | A kind of positive electrode plate of lead-acid battery processing method and its application |
| CN109659631A (en) * | 2018-11-28 | 2019-04-19 | 孟婷婷 | Ultra-thin lead-acid storage battery polar plate clusters module |
| CN110336053A (en) * | 2019-07-16 | 2019-10-15 | 中南大学 | A kind of preparation method of the fuel battery double plates containing runner |
| CN111261894A (en) * | 2020-01-20 | 2020-06-09 | 温州大学 | Bipolar plate with high-performance flow field with complex bionic structure and preparation method thereof |
| CN111261894B (en) * | 2020-01-20 | 2021-05-04 | 温州大学 | Bipolar plate with high-performance flow field with complex bionic structure and preparation method thereof |
| WO2021248508A1 (en) * | 2020-06-09 | 2021-12-16 | 深圳市雄韬电源科技股份有限公司 | Fuel cell bipolar plate and preparation method therefor |
| WO2022041351A1 (en) * | 2020-08-26 | 2022-03-03 | 深圳市氢雄燃料电池有限公司 | Metal bipolar plate for fuel cell and preparation method therefor |
| CN112366333A (en) * | 2020-09-21 | 2021-02-12 | 中国科学院大连化学物理研究所 | 3D printing processing method of conductive partition plate with gas-liquid distribution flow field |
| CN112366333B (en) * | 2020-09-21 | 2022-03-25 | 中国科学院大连化学物理研究所 | 3D printing processing method of conductive partition plate with gas-liquid distribution flow field |
| CN115275247A (en) * | 2022-08-26 | 2022-11-01 | 山东华通新材料科技有限公司 | Preparation device and method of surface anticorrosive coating of metal bipolar plate of fuel cell |
| CN115275247B (en) * | 2022-08-26 | 2023-06-16 | 山东华通新材料科技有限公司 | Preparation device and method for anticorrosive coating on surface of metal bipolar plate of fuel cell |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108666593A (en) | The production method of fuel battery double plates | |
| US6838203B2 (en) | Monolithic fuel cell and method of manufacture of same | |
| CN204097583U (en) | Dot matrix anode type electroreduction metal deposition part 3D prints equipment | |
| CN101693313B (en) | Electric spark and electrolysis combined milling machining method of micro three-dimensional structure | |
| De las Heras et al. | From the cell to the stack. A chronological walk through the techniques to manufacture the PEFCs core | |
| CN103590076A (en) | Laser-reinforced electrodeposition rapid-prototyping processing apparatus and method | |
| CN101328599A (en) | Numerical control selected area electrochemical deposition rapid forming method and apparatus | |
| CN109750327B (en) | Multi-metal electrochemical 3D printing device and printing method thereof | |
| CN101346841A (en) | Separator material for fuel cell and process for producing the same | |
| CN101545121A (en) | Method and device for electron beam electroforming rapid prototyping | |
| CN203945690U (en) | 3D printer based on fusion sediment rapid shaping technique | |
| CN110306219A (en) | A kind of metal 3D printer and its Method of printing based on electrochemical reaction | |
| CN207993967U (en) | A kind of fuel battery double plates | |
| CN105500709B (en) | Printed material switching device and its application method for 3D printer | |
| CN111185642A (en) | Micro electrochemical machining electrode, machining method thereof, and micro electrochemical machining apparatus | |
| CN110153643A (en) | A kind of increase and decrease material manufacturing process accumulated error removing method | |
| CN201232091Y (en) | Quick-speed forming device for electrochemical deposition at numerical control selected area | |
| WO2019024077A1 (en) | Powder sintering 3d printing system and powder supply method thereof | |
| CN203593801U (en) | Laser strengthening electro-deposition rapid prototyping processing device | |
| CN106734832B (en) | A kind of automatic drill riveter presses power displacement mixing control method | |
| CN102522572B (en) | Manufacturing method for integrated membrane electrode of fuel cell | |
| CN105127417B (en) | A kind of the metal powder electricity auxiliary method for press forming and device of microchannel structure | |
| CN109390604B (en) | Micro-channel flow field plate and preparation method thereof | |
| CN109158719B (en) | A kind of electrochemical micromachining device of electrostatically actuated supplementary feeding | |
| CN204097582U (en) | Electroreduction metal deposit points battle array distributed anodes important actor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181016 |
|
| WD01 | Invention patent application deemed withdrawn after publication |