Five-layer membrane electrode assembling clamp

Abstract

The utility model discloses a five-layer membrane electrode assembly fixture, which belongs to the technical field of production fixtures and comprises a first flat plate, a second flat plate and a third flat plate are rotatably connected to two sides of the first flat plate respectively, and a plurality of vacuum adsorption areas are arranged in the middles of the first flat plate, the second flat plate and the third flat plate. First positioning pins are arranged at the corners of the second flat plate and the third flat plate, positioning holes matched with the first positioning pins are formed in the corners of the first flat plate, and detachable and telescopic second positioning pins are arranged on the edges of the first flat plate, the second flat plate and the third flat plate. According to the method, the operation is simple and convenient, the method is suitable for various products, meanwhile, the positioning is convenient, the simultaneous lamination of the whole area between the two frames is realized, and the problems of wrinkles and bubbles are reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of production fixtures, and more specifically relates to a five-layer membrane electrode assembly fixture. Background Art

[0002] At present, in the production process of five-layer membrane electrode assembly, the positioning between the frames and between the frames and CCM is inaccurate, and it is easy to fit them misaligned. CCM (catalyst coating membrane) is a material with high requirements for cleanliness, so it cannot be operated by multiple people, which can easily damage the coating. In actual operation, the two frames cannot be fitted at the same time, and the area that is fitted first is prone to wrinkles and bubbles. The vacuum adsorption area is fixed and cannot be adjusted, and cannot be applied to membrane electrode products of different sizes. Utility Model Content

[0003] The main purpose of the utility model is to provide a five-layer membrane electrode assembly fixture, which is easy to position, simple to operate, applicable to a variety of products, and reduces the problems of wrinkles and bubbles.

[0004] According to the first aspect of the utility model, a five-layer membrane electrode assembly fixture is provided, including a first flat plate, characterized in that a second flat plate and a third flat plate are rotatably connected to the two sides of the first flat plate, a plurality of vacuum adsorption areas are arranged in the middle of the first flat plate, a first positioning pin is arranged at the corner of the second flat plate and the third flat plate, a positioning hole matched with the first positioning pin is opened at the corner of the first flat plate, and a detachable and retractable second positioning pin is arranged at the edge of the first flat plate, the second flat plate and the third flat plate.

[0005] In a specific embodiment of the present invention, buffer pads are arranged on both side edges of the first flat plate, the second flat plate and the third flat plate.

[0006] In a specific embodiment of the present invention, the second flat plate and the third flat plate are both rotatably connected to the first flat plate via a connecting rod.

[0007] In a specific embodiment of the utility model, first connecting parts are provided on both sides of the first plate, a second connecting part is provided on a side of the second plate close to the first plate, a third connecting part is provided on a side of the third plate close to the first plate, the first connecting part and the second connecting part are rotatably connected via the connecting rod, and the first connecting part and the third connecting part are rotatably connected via the connecting rod.

[0008] In a specific embodiment of the present invention, a handle is fixedly connected to a side of the second flat plate and the third flat plate away from the first flat plate.

[0009] In a specific embodiment of the present invention, the outer diameter of the first positioning pin is greater than the outer diameter of the second positioning pin.

[0010] In a specific embodiment of the utility model, a plurality of vacuum through holes are arranged on the vacuum adsorption area, and the vacuum through holes are arranged evenly.

[0011] In a specific embodiment of the present invention, the second flat plate is arranged on the left side of the first flat plate, and the third flat plate is arranged on the right side of the first flat plate.

[0012] One of the above technical solutions of the utility model has at least one of the following advantages or beneficial effects:

[0013] The five-layer membrane electrode assembly fixture first places the lower frame on the first plate, the middle layer material on the second plate, and the upper frame on the third plate, and the vacuum of the first plate, the second plate and the third plate is turned on. There are frame positioning holes on the frames, which are inserted into the corresponding second positioning pins. The second plate is manually rotated to the first plate to fit with the lower frame. At this time, the vacuum of the second plate is turned off, so that the middle layer material falls on the lower frame, the second plate is reset, and the third plate is rotated to fit the upper frame with the middle layer material and the lower frame. The vacuum of the third plate is turned off to form a five-layer membrane electrode product on the first plate. The vacuum of the first plate is turned off to take out the five-layer membrane electrode product. The fixture has a simple structure and is easy to operate. Different vacuum adsorption areas can be used according to products of different sizes. It is suitable for a variety of products and is easy to position. It realizes the simultaneous fitting of the entire area between the two frames, reducing wrinkles and bubble problems. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 It is a structural schematic diagram of a five-layer membrane electrode assembly fixture in one embodiment of the utility model. DETAILED DESCRIPTION

[0016] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions from beginning to end. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0017] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0018] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0019] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more features.

[0020] In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the term "connection" should be understood in a broad sense. For example, it can be a fixed connection or a movable connection, a detachable connection or a non-detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be internal connection between two elements, indirect connection, or an interactive relationship between two elements.

[0021] The following disclosure provides many different embodiments or examples for implementing different solutions of the present invention.

[0022] Reference Figure 1 As shown, a five-layer membrane electrode assembly fixture is provided, including a first plate 1, on both sides of which the second plate 2 and the third plate 3 are rotatably connected, a plurality of vacuum adsorption areas 5 are arranged in the middle of the first plate 1, the second plate 2 and the third plate 3, first positioning pins 6 are arranged at the corners of the second plate 2 and the third plate 3, positioning holes 11 adapted to the first positioning pins 6 are opened at the corners of the first plate 1, and detachable and retractable second positioning pins 7 are arranged at the edges of the first plate 1, the second plate 2 and the third plate 3. The second positioning pins 7 can be replaced according to the frame holes on the product frame, so that it can be suitable for products of different sizes.

[0023] In this embodiment, when in use, place the lower frame on the first flat plate 1, turn on the vacuum of the first flat plate 1, and there are corresponding frame positioning holes on each frame, and the frame positioning holes are inserted into the second positioning pins 7 of the corresponding flat plate. Similarly, place the upper frame on the third flat plate 3, turn on the vacuum of the third flat plate 3, place the middle layer material, such as CCM, on the second flat plate 2, turn on the vacuum of the second flat plate 2, manually rotate the second flat plate 2 180° so that the middle layer material fits with the lower frame, and then turn off the vacuum of the second flat plate 2. Under the vacuum adsorption of the first flat plate 1, the middle layer material falls on the lower frame, and then the second flat plate 2 is turned back to its original position. Similarly, finally rotate the third flat plate 3 so that the upper frame fits with the middle layer material and the lower frame, turn off the vacuum of the third flat plate 3, so that the upper frame falls on the middle layer material, and finally turn off the vacuum of the first flat plate 1, and the five-layer membrane electrode product can be taken out.

[0024] Preferably, each flat plate is provided with a plurality of vacuum adsorption areas 5, which are used to adsorb products and fix them on the flat plate. The number of vacuum adsorption areas 5 used can be controlled according to the size of the products. In the present embodiment, the number of vacuum adsorption areas 5 is three independent vacuum areas, which can be independently controlled to be opened and are suitable for a variety of usage scenarios.

[0025] In one embodiment of the utility model, buffer pads 8 are provided on both side edges of the first plate 1, the second plate 2 and the third plate 3, and the buffer pads 8 are used to reduce the rigid collision between the plates when they are flipped and attached, thereby increasing the service life of the clamp.

[0026] In one embodiment of the utility model, the second plate 2 and the third plate 3 are both rotatably connected to the first plate 1 through a connecting rod 4. Further, a first connecting portion 12 is provided on both sides of the first plate 1, a second connecting portion 21 is provided on a side of the second plate 2 close to the first plate 1, and a third connecting portion 31 is provided on a side of the third plate 3 close to the first plate 1. The first connecting portion 12 and the second connecting portion 21 are rotatably connected through the connecting rod 4, and the first connecting portion 12 and the third connecting portion 31 are rotatably connected through the connecting rod 4, one connecting rod 4 passes through the first connecting portion 12 and the second connecting portion 21 and allows the second plate 2 to rotate, and the other connecting rod 4 passes through the first connecting portion 12 and the third connecting portion 31 and allows the third plate 3 to rotate.

[0027] In an embodiment of the present invention, a handle 9 is fixedly connected to the second flat plate 2 and the third flat plate 3 at one side away from the first flat plate 1 to facilitate operation by staff.

[0028] In one embodiment of the utility model, since the second positioning pin 7 is detachably arranged, in order to distinguish the first positioning pin 6 from the second positioning pin 7, the outer diameter of the first positioning pin 6 is designed to be larger than the outer diameter of the second positioning pin 7. Preferably, the first positioning pin 6 has a structure with a narrow top and a wide bottom to facilitate insertion into the positioning hole 11.

[0029] In one embodiment of the utility model, a plurality of vacuum through holes 51 are provided on the vacuum adsorption area 5, and the vacuum through holes 51 are arranged evenly. The frame and the middle layer material provided in the vacuum adsorption area 5 are adsorbed through the vacuum through holes 51, so that the frame and the middle layer material are fixed on the flat plate. The even arrangement can make the adsorption force on the frame and the middle layer material uniform, and it is not easy to cause damage to the frame and the middle layer material.

[0030] In one embodiment of the present invention, the second flat plate 2 is arranged on the left side of the first flat plate 1 , and the third flat plate 3 is arranged on the right side of the first flat plate 1 .

[0031] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A five-layer membrane electrode assembly fixture, comprising a first flat plate (1), characterized in that: The first plate (1) is rotatably connected to the second plate (2) and the third plate (3) on both sides thereof; a plurality of vacuum adsorption areas (5) are arranged in the middle of the first plate (1), the second plate (2) and the third plate (3); first positioning pins (6) are arranged at the corners of the second plate (2) and the third plate (3); positioning holes (11) adapted to the first positioning pins (6) are provided at the corners of the first plate (1); and detachable and retractable second positioning pins (7) are arranged at the edges of the first plate (1), the second plate (2) and the third plate (3).

2. The five-layer membrane electrode assembly fixture according to claim 1, characterized in that: Buffer pads (8) are provided on both side edges of the first flat plate (1), the second flat plate (2) and the third flat plate (3).

3. The five-layer membrane electrode assembly fixture according to claim 1, characterized in that: The second plate (2) and the third plate (3) are both rotatably connected to the first plate (1) via a connecting rod (4).

4. The five-layer membrane electrode assembly fixture according to claim 3 is characterized in that: A first connecting portion (12) is provided on both sides of the first plate (1); a second connecting portion (21) is provided on a side of the second plate (2) close to the first plate (1); a third connecting portion (31) is provided on a side of the third plate (3) close to the first plate (1); the first connecting portion (12) and the second connecting portion (21) are rotatably connected via a connecting rod (4); and the first connecting portion (12) and the third connecting portion (31) are rotatably connected via a connecting rod (4).

5. The five-layer membrane electrode assembly fixture according to claim 1, characterized in that: A handle (9) is fixedly connected to the second flat plate (2) and the third flat plate (3) on a side away from the first flat plate (1).

6. The five-layer membrane electrode assembly fixture according to claim 1, characterized in that: The outer diameter of the first positioning pin (6) is greater than the outer diameter of the second positioning pin (7).

7. The five-layer membrane electrode assembly fixture according to claim 1, characterized in that: A plurality of vacuum through holes (51) are provided on the vacuum adsorption area (5), and the vacuum through holes (51) are arranged evenly.

8. The five-layer membrane electrode assembly fixture according to claim 1, characterized in that: The second flat plate (2) is arranged on the left side of the first flat plate (1), and the third flat plate (3) is arranged on the right side of the first flat plate (1).

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