Preparation device of hydrogen fuel cell monomer

Abstract

The utility model relates to a preparation device of a hydrogen fuel cell monomer, which solves the problems of high manual operation proportion, long operation time and unstable quality of the existing preparation device of the hydrogen fuel cell monomer. The device is sequentially provided with a CCM confirmation area, an anode UV dispensing area, a UV curing area, an anode carbon paper laminating area, an anode plate laminating area, an overturning table, a cathode UV dispensing area, a UV curing area, a cathode carbon paper laminating area and a cathode plate laminating area along the preparation sequence, and the anode UV dispensing area and the cathode UV dispensing area are arranged on the two sides of the same dispensing equipment. The anode carbon paper laminating area and the cathode carbon paper laminating area are arranged on the two sides of the same carbon paper laminating equipment, and the carbon paper inspection area is arranged on the side of the carbon paper laminating equipment; the anode plate laminating area and the cathode plate laminating area are arranged on the two sides of the same polar plate laminating equipment. The device is high in integration degree and automation degree, can realize automatic preparation of hydrogen fuel cell monomers, reduces the production cost, reduces manual operation procedures, and improves the stability of products.

Description

Technical Field

[0001] The utility model relates to the technical field of hydrogen fuel cells, in particular to a preparation device for a hydrogen fuel cell monomer. Background Art

[0002] The structure of a hydrogen fuel cell unit is as follows Figure 1 As shown, it includes a membrane electrode, a cathode plate, and an anode plate. The membrane electrode consists of a CCM1, anode carbon paper 2, cathode carbon paper 3, and a frame membrane 4 on both sides, where the frame membrane wraps the CCM on all four sides; the anode plate 5 and cathode plate 6 are generally metal or graphite. The anode side of the anode plate contains a hydrogen inlet, hydrogen outlet, and hydrogen flow channel; the cathode side of the cathode plate contains an air inlet, air outlet, and air flow channel. Striped grooves are set on the outside of the anode plate and cathode plate to provide cooling medium channels. The anode plate and cathode plate are in contact with the anode and cathode of the membrane electrode respectively, and are assembled through the sealing ring 7 on the side of the anode plate and cathode plate to form a battery cell.

[0003] The existing production of hydrogen fuel cell cells has the following characteristics: 1. High cost. The dimensions of the anode and cathode plate edges determine the size of the sealing ring. When the factory has a high degree of customization, different sealing ring molds need to be customized for production. 2. Manual installation of the sealing ring into the grooves of the anode and cathode plates is manual and prone to partial detachment. 3. Long operation time. The bonding of the CCM to the carbon paper is done offline or with double-sided pressure-sensitive tape, which is a complex process. Utility Model Content

[0004] The purpose of the utility model is to solve the problems of high manual operation ratio, long operation time and unstable quality in the existing hydrogen fuel cell monomer preparation device, and to provide a hydrogen fuel cell monomer preparation device to achieve highly automated hydrogen fuel cell monomer preparation.

[0005] The technical solution adopted by the utility model to solve its technical problems is: a preparation device for a hydrogen fuel cell monomer, wherein a CCM confirmation area, an anode UV dispensing area, a UV curing area, an anode carbon paper laminating area, an anode plate laminating area, a turning table, a cathode UV dispensing area, a UV curing area, a cathode carbon paper laminating area, and a cathode plate laminating area are sequentially arranged along the preparation order, the anode UV dispensing area and the cathode UV dispensing area are arranged on both sides of the same dispensing equipment, the anode carbon paper laminating area and the cathode carbon paper laminating area are arranged on both sides of the same carbon paper laminating equipment, and a carbon paper inspection area is provided on the side of the carbon paper laminating equipment; the anode plate laminating area and the cathode plate laminating area are arranged on both sides of the same plate laminating equipment.

[0006] This device first prepares the anode of a hydrogen fuel cell unit and then flips it over to prepare the cathode. Using a dual-channel parallel approach, the cathode and anode surfaces of the hydrogen fuel cell unit are prepared side by side, with the lamination and pressurization equipment specifically configured to target the outer stripes of the anode and cathode plates. This device can also first prepare the cathode of a hydrogen fuel cell unit and then flip it over to prepare the anode. Such changes should be considered equivalent replacements. This device has a high degree of integration and automation, enabling automated preparation of hydrogen fuel cell units, reducing production costs, eliminating manual operations, and improving product stability.

[0007] Preferably, the CCM confirmation area includes a CCM inspection platform, on which four positioning pins distributed in a rectangular shape are provided, an adsorption positioning area is provided on the inner side of the four positioning pins, negative pressure adsorption holes are evenly distributed in the adsorption positioning area, and a light source is provided above the adsorption positioning area.

[0008] Preferably, the anode UV dispensing area and the cathode UV dispensing area have the same structure, both including a dispensing table, a manipulator induction positioning ring is provided around the dispensing table, a dispensing head is provided above the dispensing table, and the dispensing head is mounted on a translation and lifting bracket.

[0009] Preferably, the anode UV glue dispensing area and the cathode UV glue dispensing area each have two glue heads, one of which applies UV silicone rubber to form a sealing ring aligned with the sealing grooves of the anode and cathode plates, and the other applies pressure-sensitive adhesive to the contact between the CCM and the frame film and on the surface of the UV silicone rubber. After curing, the UV silicone rubber becomes elastic and forms a sealing ring corresponding to the sealing grooves of the anode and cathode plates. The pressure-sensitive adhesive becomes sticky after curing.

[0010] Preferably, the UV curing zone is a UV light curing tunnel oven.

[0011] Preferably, the anode carbon paper laminating area includes an anode carbon paper laminating table, a first lower mold is arranged above the anode carbon paper laminating table, and a first positioning column is arranged between the first lower mold and the anode carbon paper laminating table; a first upper mold is arranged above the first lower mold, and a first pressure plate is arranged above the first upper mold; the mold surfaces relative to the first lower mold and the first upper mold are flat.

[0012] Preferably, the cathode carbon paper laminating area includes a cathode carbon paper laminating platform, a second lower mold is arranged above the cathode carbon paper laminating platform, and a second positioning column is arranged between the second lower mold and the cathode carbon paper laminating platform; a second upper mold is arranged above the second lower mold, and a second pressure plate is arranged above the second upper mold; the upper mold surface of the second lower mold is a striped groove adapted to the outer surface of the anode plate, and the lower mold surface of the second upper mold is a plane.

[0013] Preferably, the anode plate bonding area includes an anode plate bonding table, a third lower mold is arranged above the anode plate bonding table, and a third positioning column is arranged between the third lower mold and the anode plate bonding table; a third upper mold is arranged above the third lower mold, and a third pressure plate is arranged above the third upper mold; the upper mold surface of the third lower mold is a plane, and the lower mold surface of the third upper mold is a striped groove adapted to the outer side surface of the anode plate.

[0014] Preferably, the cathode plate bonding area includes a cathode plate bonding table, a fourth lower mold is arranged above the cathode plate bonding table, and a fourth positioning column is arranged between the fourth lower mold and the cathode plate bonding table; a fourth upper mold is arranged above the fourth lower mold, and a fourth pressure plate is arranged above the fourth upper mold; the upper mold surface of the fourth lower mold is a striped groove adapted to the outer side surface of the anode plate, and the lower mold surface of the fourth upper mold is a striped groove adapted to the outer side surface of the cathode plate.

[0015] Preferably, conveying is performed between the anode UV dispensing area and the UV curing area, and between the cathode UV dispensing area and the UV curing area using a conveyor belt, and conveying is performed between the other areas using a robot.

[0016] Preferably, the lamination pressure of the anode carbon paper lamination area, the anode plate lamination area, the cathode carbon paper lamination area, and the cathode plate lamination area is 0.2-2 MPa.

[0017] The utility model has high integration, compact structure and high automation, and can realize the automated preparation of hydrogen fuel cell monomers, thereby reducing production costs, reducing manual operation procedures and improving product stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention will be further described below with reference to the accompanying drawings.

[0019] Figure 1 It is a structural schematic diagram of a hydrogen fuel cell monomer prepared by the utility model.

[0020] Figure 2 It is a process structure schematic diagram of the utility model.

[0021] Figure 3 It is a plan view of a CCM confirmation area of the utility model.

[0022] Figure 4 It is a side schematic diagram of a CCM confirmation area of the utility model.

[0023] Figure 5 It is a planar schematic diagram of a UV dispensing area of the utility model.

[0024] Figure 6 This is a schematic diagram of a mold for an anode carbon paper laminating area of the utility model.

[0025] Figure 7 This is a schematic diagram of a mold for a cathode carbon paper laminating area of the utility model.

[0026] Figure 8 This is a schematic diagram of a mold for an anode plate laminating area of the utility model.

[0027] Figure 9 This is a schematic diagram of a mold for a cathode plate laminating area of the present invention.

[0028] In the figure: 1, CCM, 2, anode carbon paper, 3, cathode carbon paper, 4, frame film, 5, anode plate, 6, cathode plate, 7, sealing ring, 8, CCM confirmation area, 9, anode UV dispensing area, 10, UV curing area, 11, anode carbon paper bonding area, 12, anode plate bonding area, 13, flip table, 14, cathode UV dispensing area, 15, cathode carbon paper bonding area, 16, cathode plate bonding area, 17, carbon paper inspection area, 801, CCM inspection platform, 802, positioning pin, 803, adsorption positioning area, 804 light source, 901, dispensing table, 902, robot induction positioning ring, 903, dispensing head, 904, translation and lifting bracket, 110 1. First positioning post, 1102. First lower template, 1103. First upper template, 1104. First pressure plate, 1105. Anode carbon paper laminating station, 1201. Third positioning post, 1202. Third lower template, 1203. Third upper template, 1204. Third pressure plate, 1205. Anode plate laminating station, 1501. Second positioning post, 1502. Second lower template, 1503. Second upper template, 1504. Second pressure plate, 1505. Cathode carbon paper laminating station, 1601. Fourth positioning post, 1602. Fourth lower template, 1603. Fourth upper template, 1604. Fourth pressure plate, 1505. Cathode plate laminating station. DETAILED DESCRIPTION

[0029] The present invention will be further described below through specific embodiments in conjunction with the accompanying drawings.

[0030] Example: A hydrogen fuel cell monomer preparation device for preparing Figure 1 The structure of the hydrogen fuel cell monomer is as shown in FIG. Figure 1As shown, it includes a membrane electrode, a cathode plate, and an anode plate. The membrane electrode consists of a CCM1, anode carbon paper 2, cathode carbon paper 3, and a frame membrane 4 on both sides, where the frame membrane wraps the CCM on all four sides; the anode plate 5 and cathode plate 6 are generally metal or graphite. The anode side of the anode plate contains a hydrogen inlet, hydrogen outlet, and hydrogen flow channel; the cathode side of the cathode plate contains an air inlet, air outlet, and air flow channel. Striped grooves are set on the outside of the anode plate and cathode plate to provide cooling medium channels. The anode plate and cathode plate are in contact with the anode and cathode of the membrane electrode respectively, and are assembled through the sealing ring 7 on the side of the anode plate and cathode plate to form a battery cell.

[0031] This preparation device is as Figure 2 As shown, the following preparation sequence is provided: a CCM confirmation area 8, an anode UV dispensing area 9, a UV curing area 10, an anode carbon paper laminating area 11, an anode plate laminating area 12, a turning table 13, a cathode UV dispensing area 14, a UV curing area 10, a cathode carbon paper laminating area 15, and a cathode plate laminating area 16. The anode UV dispensing area and the cathode UV dispensing area are arranged on both sides of the same dispensing equipment. The anode carbon paper laminating area and the cathode carbon paper laminating area are arranged on both sides of the same carbon paper laminating equipment. A carbon paper inspection area 17 is provided on the side of the carbon paper laminating equipment. The anode plate laminating area and the cathode plate laminating area are arranged on both sides of the same plate laminating equipment. Conveyor belts are used between the anode UV dispensing area 9 and the UV curing area 10, and between the cathode UV dispensing area 14 and the UV curing area 10. Robotic arms are used for transport between the remaining areas. The anode UV dispensing area and the cathode UV dispensing area respectively have double glue heads, one of which dispenses UV silicone rubber at a position aligned with the sealing grooves of the anode plate and the cathode plate to form a sealing ring, and the other dispenses pressure-sensitive glue at the contact point between the CCM and the frame film and on the surface of the UV silicone rubber.

[0032] like Figure 3 、 4 As shown, the CCM confirmation area 8 includes a CCM inspection platform 701, on which four positioning pins 802 distributed in a rectangular shape are provided, and an adsorption positioning area 803 is provided on the inner side of the four positioning pins. The adsorption positioning area is evenly distributed with negative pressure adsorption holes, and a light source 804 is provided above the adsorption positioning area.

[0033] like Figure 5 As shown, the anode UV dispensing area 9 and the cathode UV dispensing area 14 have the same structure, both including a dispensing table 901, a robot sensor positioning ring 902 is set around the dispensing table, and a dispensing head 903 is set above the dispensing table. The dispensing head is mounted on a translation and lifting bracket 904. The translation and lifting bracket 904 can translate along the X and Y axes and rise and fall along the Z axis.

[0034] The UV curing area 10 is a UV light curing tunnel oven.

[0035] like Figure 6As shown, the anode carbon paper laminating area 11 includes an anode carbon paper laminating platform 1105, a first lower mold 1102 is arranged above the anode carbon paper laminating platform, and a first positioning column 1101 is arranged between the first lower mold and the anode carbon paper laminating platform; a first upper mold 1103 is arranged above the first lower mold, and a first pressure plate 1104 is arranged above the first upper mold; the relative mold surfaces of the first lower mold 1102 and the first upper mold 1103 are flat.

[0036] like Figure 7 As shown, the cathode carbon paper laminating area 15 includes a cathode carbon paper laminating platform 1505, a second lower mold 1502 is arranged above the cathode carbon paper laminating platform, and a second positioning column 1501 is arranged between the second lower mold and the cathode carbon paper laminating platform; a second upper mold 1503 is arranged above the second lower mold, and a second pressure plate 1504 is arranged above the second upper mold; the upper mold surface of the second lower mold 1502 is a striped groove adapted to the outer side surface of the anode plate, and the lower mold surface of the second upper mold 1503 is a plane.

[0037] like Figure 8 As shown, the anode plate bonding area 12 includes an anode plate bonding platform 1205, a third lower mold 1202 is arranged above the anode plate bonding platform, and a third positioning column 1201 is arranged between the third lower mold and the anode plate bonding platform; a third upper mold 1203 is arranged above the third lower mold, and a third pressure plate 1204 is arranged above the third upper mold; the upper mold surface of the third lower mold 1202 is a plane, and the lower mold surface of the third upper mold 1203 is a striped groove adapted to the outer side surface of the anode plate.

[0038] like Figure 9 As shown, the cathode plate bonding area 16 includes a cathode plate bonding platform 1605, a fourth lower mold 1602 is arranged above the cathode plate bonding platform, and a fourth positioning column 1601 is arranged between the fourth lower mold and the cathode plate bonding platform; a fourth upper mold 1603 is arranged above the fourth lower mold, and a fourth pressure plate 1604 is arranged above the fourth upper mold; the upper mold surface of the fourth lower mold 1602 is a striped groove adapted to the outer side surface of the anode plate, and the lower mold surface of the fourth upper mold 1603 is a striped groove adapted to the outer side surface of the cathode plate.

[0039] The lamination pressure of the anode carbon paper lamination area, the anode plate lamination area, the cathode carbon paper lamination area, and the cathode plate lamination area is 0.2 to 2 MPa.

Claims

1. A device for preparing a hydrogen fuel cell monomer, characterized in that: A CCM confirmation area, an anode UV dispensing area, a UV curing area, an anode carbon paper laminating area, an anode plate laminating area, a turning table, a cathode UV dispensing area, a UV curing area, a cathode carbon paper laminating area, and a cathode plate laminating area are sequentially arranged along the preparation order. The anode UV dispensing area and the cathode UV dispensing area are arranged on both sides of the same dispensing equipment, the anode carbon paper laminating area and the cathode carbon paper laminating area are arranged on both sides of the same carbon paper laminating equipment, and a carbon paper inspection area is provided on the side of the carbon paper laminating equipment; the anode plate laminating area and the cathode plate laminating area are arranged on both sides of the same plate laminating equipment.

2. The hydrogen fuel cell monomer preparation device according to claim 1, characterized in that: The CCM confirmation area includes a CCM inspection platform, on which four positioning pins distributed in a rectangular shape are arranged. An adsorption positioning area is arranged inside the four positioning pins. Negative pressure adsorption holes are evenly distributed in the adsorption positioning area, and a light source is arranged above the adsorption positioning area.

3. The hydrogen fuel cell monomer preparation device according to claim 1, characterized in that: The anode UV dispensing area and the cathode UV dispensing area have the same structure, both including a dispensing table, a manipulator induction positioning ring is provided around the dispensing table, a dispensing head is provided above the dispensing table, and the dispensing head is mounted on a translation lifting bracket.

4. The hydrogen fuel cell monomer preparation device according to claim 1, characterized in that: The anode UV dispensing area and the cathode UV dispensing area respectively have double glue heads, one of which dispenses UV silicone rubber at a position aligned with the sealing grooves of the anode plate and the cathode plate to form a sealing ring, and the other dispenses pressure-sensitive glue at the contact point between the CCM and the frame film and on the surface of the UV silicone rubber.

5. The hydrogen fuel cell monomer preparation device according to claim 1, characterized in that: The UV curing area is a UV light curing tunnel furnace.

6. The hydrogen fuel cell monomer preparation device according to claim 1, characterized in that: The anode carbon paper laminating area includes an anode carbon paper laminating platform, a first lower mold is arranged above the anode carbon paper laminating platform, and a first positioning column is arranged between the first lower mold and the anode carbon paper laminating platform; a first upper mold is arranged above the first lower mold, and a first pressure plate is arranged above the first upper mold; the mold surfaces opposite to each other of the first lower mold and the first upper mold are flat.

7. The hydrogen fuel cell monomer preparation device according to claim 1, characterized in that: The cathode carbon paper laminating area includes a cathode carbon paper laminating platform, a second lower mold is arranged above the cathode carbon paper laminating platform, and a second positioning column is arranged between the second lower mold and the cathode carbon paper laminating platform; a second upper mold is arranged above the second lower mold, and a second pressure plate is arranged above the second upper mold; the upper mold surface of the second lower mold is a striped groove adapted to the outer surface of the anode plate, and the lower mold surface of the second upper mold is a plane.

8. The hydrogen fuel cell monomer preparation device according to claim 1, characterized in that: The anode plate bonding area includes an anode plate bonding table, a third lower mold is arranged above the anode plate bonding table, and a third positioning column is arranged between the third lower mold and the anode plate bonding table; a third upper mold is arranged above the third lower mold, and a third pressure plate is arranged above the third upper mold; the upper mold surface of the third lower mold is a plane, and the lower mold surface of the third upper mold is a striped groove adapted to the outer side surface of the anode plate.

9. The device for preparing a hydrogen fuel cell monomer according to claim 1, characterized in that: The cathode plate bonding area includes a cathode plate bonding table, a fourth lower mold is arranged above the cathode plate bonding table, and a fourth positioning column is arranged between the fourth lower mold and the cathode plate bonding table; a fourth upper mold is arranged above the fourth lower mold, and a fourth pressure plate is arranged above the fourth upper mold; the upper mold surface of the fourth lower mold is a striped groove adapted to the outer side surface of the anode plate, and the lower mold surface of the fourth upper mold is a striped groove adapted to the outer side surface of the cathode plate.

10. The hydrogen fuel cell monomer preparation device according to claim 1, characterized in that: Conveyor belts are used between the anode UV dispensing area and the UV curing area, and between the cathode UV dispensing area and the UV curing area, and robots are used for conveying between the other areas.

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