CN108461773B - Method for manufacturing proton membrane unit and proton membrane unit - Google Patents

Method for manufacturing proton membrane unit and proton membrane unit Download PDF

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Publication number
CN108461773B
CN108461773B CN201810084602.8A CN201810084602A CN108461773B CN 108461773 B CN108461773 B CN 108461773B CN 201810084602 A CN201810084602 A CN 201810084602A CN 108461773 B CN108461773 B CN 108461773B
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vacuum
attached
adsorption plate
manufacturing
proton membrane
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CN108461773A (en
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卢毅
谢光有
李婷
周杨
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Dongfang Electric Chengdu Hydrogen Fuel Cell Technology Co ltd
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Dongfang Electric Corp
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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
    • H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
    • H01M8/0273—Sealing or supporting means around electrodes, matrices or membranes with sealing or supporting means in the form of a frame
    • 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
    • H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
    • H01M8/0276—Sealing means characterised by their form
    • 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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • 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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018—Polymeric electrolyte materials
    • H01M8/1069—Polymeric electrolyte materials characterised by the manufacturing processes
    • 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

Abstract

The application provides a manufacturing method of a proton membrane unit and the proton membrane unit. The manufacturing method comprises the following steps: step S1, vacuum-absorbing the first object to be bonded by adopting the first surface of the first vacuum absorption plate, and vacuum-absorbing the second object to be bonded by adopting the second surface of the first vacuum absorption plate; step S2, moving the first vacuum adsorption plate to a hot press area, controlling the second vacuum adsorption plate to move to one side of the first object to be attached, controlling the third vacuum adsorption plate to move to one side of the second object to be attached, controlling the first vacuum adsorption plate to release vacuum, enabling the second vacuum adsorption plate to vacuum adsorb the first object to be attached, and enabling the third vacuum adsorption plate to vacuum adsorb the second object to be attached; step S3, the second vacuum absorption plate and the third vacuum absorption plate are controlled to move towards each other, and the first to-be-bonded object and the second to-be-bonded object are pressed together to form the proton membrane unit. The manufacturing method avoids the problem that the proton membrane is easy to deform in the manufacturing process of the proton membrane unit in the prior art.

Description

Method for manufacturing proton membrane unit and proton membrane unit
Technical Field
The application relates to the field of batteries, in particular to a manufacturing method of a proton membrane unit and the proton membrane unit.
Background
A protective frame membrane of a fuel cell membrane electrode is arranged on one side of a proton membrane and forms a proton membrane unit with the proton membrane, the protective frame membrane mainly plays the roles of bearing the proton membrane and sealing, and needs to be used in an environment with 60-80 ℃ and 60-100% humidity for a long time in the proton membrane fuel cell, and needs to have good barrier property on hydrogen, air (or oxygen) and water.
In the prior art, the proton membrane unit mainly has the following two structures:
(1) the first is a two-layer structure, as shown in fig. 1, which includes a protective frame film 01 and a proton film 02 that are sequentially stacked.
This kind of structure simple manufacture relies on the gluing agent to bond between protection frame membrane and the proton membrane, nevertheless does not set up the protection frame membrane in the bilateral symmetry of proton membrane in this structure, and the both sides atress of proton membrane is uneven in the assembly process of fuel cell pile, causes the proton membrane to produce deformation and then form the internal stress easily, has influenced the life of membrane electrode.
(2) The second is a three-layer structure, as shown in fig. 2, which includes two protective frame membranes 01 and a proton membrane 02 disposed therebetween.
In the structure, the two protective frame membranes are symmetrically arranged on two sides of the proton membrane, so that the two sides of the proton membrane are uniformly stressed, the proton membrane is not easy to deform, and the long-term use of the membrane electrode in a cell stack is facilitated.
To further meet the requirements of commercial applications, the second structure needs to have the following basic performance requirements:
the composite area of the protective frame film is flat and has no bubbles;
the requirement on the compounding precision is high, the compounding deviation (contraposition deviation) between the two protective frame films is less than or equal to 0.2mm, and the compounding deviation between the protective frame films and the proton film is less than or equal to 0.1 mm;
and the automatic manufacturing can be completely realized.
However, in the prior art, since the surface of the protective frame film to be bonded with the proton film is coated with glue, it is difficult to completely achieve bubble-free in the compounding process. In addition, the protective frame film and the proton film are thin and only 10-50 microns, and the proton film is easy to absorb moisture in the air atmosphere to deform, so that the high precision of membrane compounding and the realization of full-automatic manufacturing are high in difficulty.
Disclosure of Invention
The present disclosure provides a method for manufacturing a proton membrane unit and a proton membrane unit, so as to solve a problem that a proton membrane is easily deformed during a manufacturing process of the proton membrane unit in the prior art.
In order to achieve the above object, according to one aspect of the present application, there is provided a method of manufacturing a proton membrane unit, including: step S1, vacuum-adsorbing a first object to be bonded by using a first surface of a first vacuum adsorption plate, and vacuum-adsorbing a second object to be bonded by using a second surface of the first vacuum adsorption plate, where the first surface and the second surface are opposite surfaces, the first object to be bonded includes a first protective frame film, the second object to be bonded includes a proton membrane unit and a second protective frame film that are sequentially stacked, and the proton membrane is close to the second surface; step S2, moving a first vacuum absorption plate to a hot nip, controlling a second vacuum absorption plate located in the hot nip to move to a side of the first object to be bonded away from the second object to be bonded, controlling a third vacuum absorption plate located in the hot nip to move to a side of the second object to be bonded away from the first object to be bonded, controlling the first vacuum absorption plate to release vacuum, controlling the second vacuum absorption plate to vacuum-absorb the first object to be bonded, and controlling the third vacuum absorption plate to vacuum-absorb the second object to be bonded; step S3, controlling the second vacuum absorption plate and the third vacuum absorption plate to move toward each other, and pressing the first object to be bonded and the second object to be bonded together to form a proton membrane unit.
Further, the step S1 includes: step S11, placing the first object to be bonded on a first predetermined position of the first surface, where the first surface performs vacuum suction on the first object to be bonded located on the first predetermined position; step S12, placing the second object to be bonded on the second surface, and aligning the first object to be bonded with the second object to be bonded, wherein the second surface performs vacuum suction on the second object to be bonded.
Further, the first surface is provided with a positioning post, the first object to be attached has a positioning hole, and in step S11, the positioning post is inserted into the positioning hole so that the first object to be attached is located at the first predetermined position.
Further, in step S12, the positions of the first object to be attached and the second object to be attached are detected by a camera, so that the first object to be attached and the second object to be attached are aligned.
Further, the step S12 includes: and aligning the second protective frame film with the proton film, and placing the aligned second protective frame film and the aligned proton film on the second surface.
Further, the above alignment is performed using a camera.
Further, after the first object to be bonded and/or the second object to be bonded further include an adhesive layer, the adhesive layer is located between the first surface and the first protective frame film, and/or the adhesive layer is located between the second surface and the proton film, the second vacuum adsorption plate vacuum-adsorbs the first object to be bonded, and the third vacuum adsorption plate vacuum-adsorbs the second object to be bonded, the step S2 further includes: and controlling the second vacuum adsorption plate to heat the first object to be bonded, and/or controlling the third vacuum adsorption plate to heat the second object to be bonded.
Further, the manufacturing method between the step S2 and the step S3 further includes: the first vacuum suction plate is moved out of the hot nip.
Further, the hot nip is located in a receiving cavity, and between the step S2 and the step S3, the manufacturing method further includes: and vacuumizing the accommodating cavity.
Further, in step S3, the moving directions of the second vacuum suction plate and the third vacuum suction plate are controlled so that the first object to be bonded and the second object to be bonded are aligned with each other.
Further, after the forming of the proton membrane unit, the step S3 further includes: and controlling the third vacuum adsorption plate to release vacuum and move in a direction away from the proton membrane unit.
Further, after the step S3, the manufacturing method further includes: and controlling the second vacuum adsorption plate to release vacuum, and transferring the proton membrane unit onto a conveying device, wherein the conveying device conveys the proton membrane unit out of the hot pressing area.
Furthermore, the first vacuum adsorption plate, the second vacuum adsorption plate and the third vacuum adsorption plate are all vacuum adsorption ceramic plates.
According to another aspect of the present application, a proton membrane unit is provided, which is manufactured by the above manufacturing method of the proton membrane.
According to the technical scheme, in the manufacturing method, two opposite surfaces of a first vacuum adsorption plate are adopted to adsorb a first object to be attached and a second object to be attached respectively, then the first vacuum adsorption plate moves to the second position of a hot pressing area from the first position of the hot pressing area, a second vacuum adsorption plate moves to the side of the first surface, a third vacuum adsorption plate moves to the side of the second surface, the first vacuum adsorption plate releases vacuum, the second vacuum adsorption plate adsorbs the first object to be attached to the surface in a vacuum mode, the third vacuum adsorption plate adsorbs the second object to be attached to the surface in a vacuum mode, and then the second vacuum adsorption plate and the third vacuum adsorption plate are close to each other and are pressed together, so that the first object to be attached and the second object to be attached are contacted and attached to form a proton membrane unit.
In the manufacturing method, three vacuum adsorption plates are adopted to carry out vacuum adsorption on the first object to be adhered and the second object to be adhered, and the surfaces of the objects to be adsorbed are relatively flat by the vacuum adsorption plates, namely, the surfaces of the first object to be adhered and the second object to be adhered are always relatively flat in the adhering process of the proton membrane unit, so that the problem that the proton membrane is easy to deform in the manufacturing process of the proton membrane unit in the prior art is solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
FIG. 1 shows a schematic structural diagram of a proton membrane unit of the prior art;
FIG. 2 shows a schematic structural diagram of another proton membrane unit of the prior art;
fig. 3 shows a schematic structural view of an embodiment of a device for producing a proton membrane unit according to the present application; and
fig. 4 shows a schematic structural diagram of a proton membrane unit fabricated according to the present application.
Wherein the figures include the following reference numerals:
01. a protective frame film; 02. a proton membrane; 1. a first protective bezel film; 2. a proton membrane; 3. a second protective bezel film; 10. a first vacuum adsorption plate; 20. a camera; 30. a vacuum device; 31. a housing; 32. an accommodating chamber; 40. a second vacuum adsorption plate; 50. a third vacuum adsorption plate; 60. a conveying track; 70. a conveying device.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. Also, in the description and claims that follow, when an element is described as being "connected" to another element, the element may be "directly connected" to the other element or "electrically connected" to the other element through a third element.
As described in the background art, in the prior art, the proton membrane is easily deformed during the manufacturing process of the proton membrane unit, and in order to solve the above technical problems, the present application provides a manufacturing method of the proton membrane unit and the proton membrane unit.
In an exemplary embodiment of the present application, there is provided a method of fabricating a proton membrane, the method including: step S1, vacuum-adsorbing a first object to be bonded by using a first surface of a first vacuum adsorption plate, and vacuum-adsorbing a second object to be bonded by using a second surface of the first vacuum adsorption plate, where the first surface and the second surface are opposite surfaces, the first object to be bonded includes a first protective frame film, the second object to be bonded includes a proton membrane unit and a second protective frame film that are sequentially stacked, and the proton membrane is close to the second surface; step S2, moving a first vacuum absorption plate to a hot nip, controlling a second vacuum absorption plate located in the hot nip to move to a side of the first object to be bonded away from the second object to be bonded, controlling a third vacuum absorption plate located in the hot nip to move to a side of the second object to be bonded away from the first object to be bonded, controlling the first vacuum absorption plate to release vacuum, controlling the second vacuum absorption plate to vacuum-absorb the first object to be bonded, and controlling the third vacuum absorption plate to vacuum-absorb the second object to be bonded; step S3, controlling the second vacuum absorption plate and the third vacuum absorption plate to move toward each other, and pressing the first object to be bonded and the second object to be bonded together to form the proton membrane unit shown in fig. 4.
According to the manufacturing method, two opposite surfaces of a first vacuum adsorption plate are adopted to adsorb a first object to be adhered and a second object to be adhered respectively, then the first vacuum adsorption plate moves to a second position of a hot pressing area from a first position of the hot pressing area, a second vacuum adsorption plate moves to the side of the first surface, a third vacuum adsorption plate moves to the side of the second surface, the first vacuum adsorption plate releases vacuum, the second vacuum adsorption plate adsorbs the first object to be adhered to the surface in a vacuum mode, the third vacuum adsorption plate adsorbs the second object to be adhered to the surface in a vacuum mode, and then the second vacuum adsorption plate and the third vacuum adsorption plate are close to each other and are pressed together, so that the first object to be adhered and the second object to be adhered are contacted and adhered to form a proton membrane unit.
In the manufacturing method, three vacuum adsorption plates are adopted to carry out vacuum adsorption on the first object to be adhered and the second object to be adhered, and the surfaces of the objects to be adsorbed are relatively flat by the vacuum adsorption plates, namely, the surfaces of the first object to be adhered and the second object to be adhered are always relatively flat in the adhering process of the proton membrane unit, so that the problem that the proton membrane is easy to deform in the manufacturing process of the proton membrane unit in the prior art is solved.
In a specific embodiment, the step S1 includes: step S11, placing the first object to be bonded on a first predetermined position of the first surface, where the first surface performs vacuum suction on the first object to be bonded located on the first predetermined position; step S12, placing the second object to be bonded on the second surface, and aligning the first object to be bonded with the second object to be bonded, wherein the second surface performs vacuum suction on the second object to be bonded. The step S1 simplifies the alignment process between the first object to be bonded and the second object to be bonded, and improves the manufacturing efficiency of the proton membrane unit.
In order to further improve the alignment efficiency, in an embodiment of the present invention, the first surface is provided with a positioning pillar, the first object to be attached has a positioning hole, and in the step S11, the positioning pillar is inserted into the positioning hole so that the first object to be attached is located at the first predetermined position.
In another embodiment of the present application, in the step S12, a camera is used to detect the positions of the first object to be attached and the second object to be attached, so that the first object to be attached and the second object to be attached are aligned, the alignment efficiency of the manufacturing method is improved, and the proton membrane is further ensured to have a predetermined structure, and good performance is ensured.
In order to further ensure the accurate alignment between the second protective frame film and the proton film, in an embodiment of the present invention, the second protective frame film and the proton film are aligned, and the aligned second protective frame film and the aligned proton film are disposed on the second surface.
In a specific embodiment, the alignment is performed by a camera. Thereby further ensuring the accuracy of the alignment.
In order to make the bonding between the respective layers of the proton membrane stronger, in an embodiment of the present application, the first object to be bonded and/or the second object to be bonded further include an adhesive layer, the adhesive layer is located between the first surface and the first protective frame membrane, and/or the adhesive layer is located between the second surface and the proton membrane. After the second vacuum suction plate vacuum-sucks the first object to be bonded and the third vacuum suction plate vacuum-sucks the second object to be bonded, the step S2 further includes: and controlling the second vacuum adsorption plate to heat the first object to be bonded and/or controlling the third vacuum adsorption plate to heat the second object to be bonded, so that the bonding layer is changed from non-sticky to sticky.
The adhesive layer is formed of any compound which is not adhesive at normal temperature and is adhesive after heating, and those skilled in the art can select an appropriate material to form the adhesive layer according to actual conditions.
In a specific embodiment, the material of the adhesive layer is a water-based acrylic resin.
In order to avoid the influence of the first vacuum absorption plate on the bonding process, in an embodiment of the present application, the manufacturing method further includes, between the step S2 and the step S3: the first vacuum suction plate is moved out of the hot nip.
In order to ensure that no air bubbles exist between the first object to be bonded and the second object to be bonded after bonding, and further ensure good performance of the product, in an embodiment of the present application, the hot pressing region is located in a containing cavity, and the manufacturing method further includes, between the step S2 and the step S3: the holding cavity is vacuumized, so that the attaching and adsorbing processes of the second vacuum adsorption plate and the third vacuum adsorption plate are performed under a vacuum environment, and the attaching of the second vacuum adsorption plate and the third vacuum adsorption plate is further guaranteed to be less in bubbles or free of bubbles in a product formed after attaching.
In another embodiment of the present invention, in step S3, moving directions of the second vacuum absorption plate and the third vacuum absorption plate are controlled so that the first object to be bonded is aligned with the second object to be bonded. Therefore, the alignment precision between the first object to be bonded and the second object to be bonded in the formed proton membrane unit is further ensured.
In another embodiment of the present application, after the forming the proton membrane unit, the step S3 further includes: and controlling the third vacuum adsorption plate to release vacuum and move in a direction away from the proton membrane unit. The influence of the third vacuum adsorption plate on the product removal process is avoided.
In order to further enable the manufactured proton membrane unit to be transported out as soon as possible, in an embodiment of the present application, after step S3, the manufacturing method further includes: and controlling the second vacuum adsorption plate to release vacuum, and transferring the proton membrane unit onto a conveying device, wherein the conveying device conveys the proton membrane unit out of the hot pressing area.
In another embodiment of the present application, the first vacuum absorption plate 10, the second vacuum absorption plate 40 and the third vacuum absorption plate 50 are all vacuum absorption ceramic plates, which can further ensure the durability of the manufacturing apparatus.
In another exemplary embodiment of the present application, a proton membrane unit is provided, as shown in fig. 4, which is manufactured by the above-mentioned manufacturing method of the proton membrane unit.
The proton membrane unit is manufactured by the manufacturing method, so that the proton membrane is relatively flat and does not deform, and the formed proton membrane unit has good performance.
In order to make the technical solution of the present application more clearly understood by those skilled in the art, the following will describe a process of fabricating a proton membrane by using the fabrication apparatus of a proton membrane of the present application in conjunction with specific examples.
The specific manufacturing process is implemented by using the manufacturing apparatus shown in fig. 3, and the manufacturing apparatus for the proton membrane includes a first vacuum absorption plate 10, a camera 20, a vacuum device 30, a second vacuum absorption plate 40, a third vacuum absorption plate 50, a conveying track 60 and a conveying device 70. The proton membrane manufacturing apparatus further includes a moving rail, a first driving device, a second driving device, and a third driving device, which are not shown in the figure. Wherein a moving track is provided in the hot nip and is perpendicular to the transfer track 60, and the second vacuum adsorption plate 40 and the third vacuum adsorption plate 50 are provided on the moving track and move along the moving track. The first driving means is configured to drive the first vacuum suction plate 10 to move, the second driving means is configured to drive the second vacuum suction plate 40 to move, and the third driving means is configured to drive the third vacuum suction plate 50 to move. Other specific positional relationships are shown in fig. 3.
The first vacuum adsorption plate 10, the second vacuum adsorption plate 40, and the third vacuum adsorption plate 50 are all vacuum adsorption ceramic plates, the second vacuum adsorption plate 40 and the third vacuum adsorption plate have a heating function, and the conveying equipment is a conveying platform. The vacuum device 30 comprises a housing 31, said housing 31 having a receiving chamber 32 therein, said hot nip being located in said receiving chamber 32.
The first object to be attached comprises a first protective frame film 1 and a bonding layer, and the second object to be attached comprises a proton film 2 and a second protective frame film 3 which are sequentially overlapped on the second surface. The material of the bonding layer is water-based acrylic resin, which has no viscosity at normal temperature and has viscosity after being heated.
The specific manufacturing process comprises the following steps:
the cylinder pushes the first to-be-adhered object upwards to convey the first to-be-adhered object to the first vacuum adsorption plate 10 piece by piece, the first to-be-adhered object comprises a first protection frame film and a bonding layer, the platform is opened in vacuum adsorption, the first surface tightly adsorbs the first to-be-adhered object, and the bonding layer is arranged in contact with the first surface; a mechanical positioning mode, namely a positioning pin mode is adopted between the second object to be attached and the first vacuum adsorption plate 10, and the positioning deviation is less than or equal to 0.2 mm.
And placing a proton membrane and a second protective frame membrane on the second surface of the first vacuum adsorption plate 10, and aligning by using a high-resolution camera, wherein the alignment deviation is less than or equal to 0.1 mm.
After the first to-be-bonded object and the second to-be-bonded object are adsorbed in place, the first vacuum adsorption plate 10 moves to a hot pressing area, the third vacuum adsorption plate 50 and the second vacuum adsorption plate 40 are respectively driven by a motor, and after contacting the first vacuum adsorption plate 10, the to-be-bonded objects on the second surface and the first surface of the first vacuum adsorption plate 10 are respectively adsorbed, the vacuum of the first vacuum adsorption plate 10 is released, then the third vacuum adsorption plate 50 rises, and the second vacuum adsorption plate 40 descends.
After the film of the first vacuum suction plate 10 is transferred to the second vacuum suction plate 40 and the third vacuum suction plate 50, the first vacuum suction plate 10 slides back to the initial position.
After the first vacuum adsorption plate 10 reaches the initial position, the second vacuum adsorption plate 40 and the third vacuum adsorption plate 50 move relatively to each other, and are pressed against each other, so that the proton membrane unit shown in fig. 4 is formed, and then the second vacuum adsorption plate 40 releases the vacuum and descends, and the third vacuum adsorption plate 50 maintains the vacuum and ascends to the initial position.
The transport device 70 moves below the third vacuum adsorption plate 50, and after stopping, the third vacuum adsorption plate 50 descends to place the bonded proton membrane unit on the transport device 70. The vacuum is released and then rises to the initial position.
The transport apparatus 70 is removed and the combined membrane proton membrane units are collected.
The process of manufacturing the proton membrane unit by the manufacturing device is a continuous and batch production process, the automation degree of the manufacturing process of the proton membrane unit is increased, and the labor intensity is reduced. The prepared proton membrane unit has the advantages of flatness, no bubble and accurate alignment.
From the above description, it can be seen that the above-described embodiments of the present application achieve the following technical effects:
1) in the manufacturing method, two opposite surfaces of a first vacuum adsorption plate are adopted to adsorb a first object to be adhered and a second object to be adhered respectively, then the first vacuum adsorption plate moves to the second position of a hot pressing area from the first position of the hot pressing area, a second vacuum adsorption plate moves to the first surface side, a third vacuum adsorption plate moves to the second surface side, the first vacuum adsorption plate releases vacuum, the second vacuum adsorption plate adsorbs the first object to be adhered in vacuum to the surface of the first vacuum adsorption plate, the third vacuum adsorption plate adsorbs the second object to be adhered in vacuum to the surface of the third vacuum adsorption plate, and then the second vacuum adsorption plate and the third vacuum adsorption plate are close to each other and are pressed together, so that the first object to be adhered and the second object to be adhered are contacted and adhered to form a proton membrane unit.
In the manufacturing method, three vacuum adsorption plates are adopted to carry out vacuum adsorption on the first object to be adhered and the second object to be adhered, and the surfaces of the objects to be adsorbed are relatively flat by the vacuum adsorption plates, namely, the surfaces of the first object to be adhered and the second object to be adhered are always relatively flat in the adhering process of the proton membrane unit, so that the problem that the proton membrane is easy to deform in the manufacturing process of the proton membrane unit in the prior art is solved.
2) The proton membrane unit is manufactured by the manufacturing device, so that the proton membrane is relatively flat and does not deform, and the formed proton membrane unit has good performance.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (14)

1. A method of making a proton membrane element, comprising:
step S1, a first surface of a first vacuum adsorption plate is adopted to vacuum adsorb a first object to be adhered, a second surface of the first vacuum adsorption plate is adopted to vacuum adsorb a second object to be adhered, the first surface and the second surface are two opposite surfaces, the first object to be adhered comprises a first protective frame film, the second object to be adhered comprises a proton film unit and a second protective frame film which are sequentially overlapped, and the proton film is close to the second surface;
step S2, moving a first vacuum absorption plate to a hot nip, controlling a second vacuum absorption plate located in the hot nip to move to a side of the first object to be attached far away from the second object to be attached, controlling a third vacuum absorption plate located in the hot nip to move to a side of the second object to be attached far away from the first object to be attached, controlling the first vacuum absorption plate to release vacuum, controlling the second vacuum absorption plate to vacuum absorb the first object to be attached, and controlling the third vacuum absorption plate to vacuum absorb the second object to be attached; and
and step S3, controlling the second vacuum adsorption plate and the third vacuum adsorption plate to move oppositely, and pressing the first object to be adhered and the second object to be adhered to form a proton membrane unit.
2. The method of manufacturing according to claim 1, wherein the step S1 includes:
step S11, placing the first object to be bonded on a first predetermined position of the first surface, where the first surface performs vacuum suction on the first object to be bonded located on the first predetermined position; and
step S12, placing the second object to be attached on the second surface, and aligning the first object to be attached with the second object to be attached, where the second surface performs vacuum suction on the second object to be attached.
3. The manufacturing method of claim 2, wherein a positioning column is disposed on the first surface, the first object to be attached has a positioning hole, and in the step S11, the positioning column is inserted into the positioning hole so as to position the first object to be attached at the first predetermined position.
4. The manufacturing method according to claim 2, wherein in the step S12, a camera is used to detect the positions of the first object to be attached and the second object to be attached, so that the first object to be attached and the second object to be attached are aligned.
5. The method of manufacturing according to claim 2, wherein the step S12 includes:
and aligning the second protective frame film with the proton film, and placing the aligned second protective frame film and the aligned proton film on the second surface.
6. The method of manufacturing according to claim 5, wherein the alignment is performed using a camera.
7. The manufacturing method according to claim 1, wherein the first object to be bonded and/or the second object to be bonded further comprise an adhesive layer, the adhesive layer is located between the first surface and the first protective frame film, and/or the adhesive layer is located between the second surface and the proton film,
after the second vacuum absorption plate vacuum-absorbs the first object to be bonded and the third vacuum absorption plate vacuum-absorbs the second object to be bonded, the step S2 further includes:
and controlling the second vacuum adsorption plate to heat the first object to be attached, and/or controlling the third vacuum adsorption plate to heat the second object to be attached.
8. The method of manufacturing as claimed in claim 7, wherein between the step S2 and the step S3, the method further comprises:
the first vacuum suction plate is moved out of the hot nip.
9. The method of manufacturing of claim 2, wherein said hot nip is located in a receiving chamber, and between said step S2 and said step S3, said method further comprises:
and vacuumizing the accommodating cavity.
10. The manufacturing method of claim 1, wherein in the step S3, moving directions of the second vacuum suction plate and the third vacuum suction plate are controlled so that the first object to be attached is aligned with the second object to be attached.
11. The production method according to claim 1, wherein, after the proton membrane unit is formed, the step S3 further includes:
and controlling the third vacuum adsorption plate to release vacuum and move in a direction away from the proton membrane unit.
12. The method of manufacturing of claim 1, wherein after the step S3, the method of manufacturing further comprises:
and controlling the second vacuum adsorption plate to release vacuum, and transferring the proton membrane unit onto a conveying device, wherein the conveying device conveys the proton membrane unit out of the hot pressing area.
13. The manufacturing method of claim 1, wherein the first vacuum adsorption plate, the second vacuum adsorption plate and the third vacuum adsorption plate are all vacuum adsorption ceramic plates.
14. A proton membrane unit produced by the method for producing a proton membrane according to any one of claims 1 to 13.
CN201810084602.8A 2018-01-29 2018-01-29 Method for manufacturing proton membrane unit and proton membrane unit Active CN108461773B (en)

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CN110311152B (en) * 2019-07-05 2020-11-20 深圳市南科燃料电池有限公司 Sealing method
CN110336060A (en) * 2019-07-22 2019-10-15 深圳市信宇人科技股份有限公司 The wrinkle resistant method and device of hydrogen fuel cell membrane electrode assembly hot pressing degasification

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JPH08335462A (en) * 1995-06-08 1996-12-17 Fuji Electric Co Ltd Film combining device of fuel cell electrode
CN101752570A (en) * 2008-12-04 2010-06-23 上海空间电源研究所 Preparation method of proton exchange membrane fuel cell electrode
KR20120125797A (en) * 2011-05-09 2012-11-19 현대자동차주식회사 Hot press device for manufacturing membrane-electrode assembly of fuel cell
CN106898781A (en) * 2015-12-17 2017-06-27 中国科学院大连化学物理研究所 A kind of ultrasonic spraying prepares the modularization spraying method of fuel cell membrane electrode
CN107171008A (en) * 2017-04-25 2017-09-15 中国东方电气集团有限公司 The preparation system of membrane electrode, the preparation method of membrane electrode and fuel cell

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JPH08335462A (en) * 1995-06-08 1996-12-17 Fuji Electric Co Ltd Film combining device of fuel cell electrode
CN101752570A (en) * 2008-12-04 2010-06-23 上海空间电源研究所 Preparation method of proton exchange membrane fuel cell electrode
KR20120125797A (en) * 2011-05-09 2012-11-19 현대자동차주식회사 Hot press device for manufacturing membrane-electrode assembly of fuel cell
CN106898781A (en) * 2015-12-17 2017-06-27 中国科学院大连化学物理研究所 A kind of ultrasonic spraying prepares the modularization spraying method of fuel cell membrane electrode
CN107171008A (en) * 2017-04-25 2017-09-15 中国东方电气集团有限公司 The preparation system of membrane electrode, the preparation method of membrane electrode and fuel cell

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