Blanking clamp for membrane electrode

Abstract

The utility model discloses a blanking clamp for a membrane electrode, which relates to the technical field of membrane electrode processing, and comprises a support component, the support component comprises a bottom plate, the lower part of the bottom plate is fixedly connected with a fixing frame, the fixing frame is provided with a fixing hole, the upper part of the bottom plate is provided with a receding groove, the lower part of the bottom plate is fixedly provided with an air cylinder, and the air cylinder is fixedly connected with the air cylinder. The output end of the air cylinder penetrates through the bottom plate to be fixedly connected with a lifting frame, the two ends of the lifting frame penetrate through the receding grooves and are in sliding connection with each other, and a fixing sleeve is fixedly connected to the lifting frame. By arranging the lifting frame and the adjusting plate, the position of the force applying plate can be changed, so that the device is suitable for membrane electrode materials with different sizes, and the application range is relatively large; and the arranged auxiliary frame can provide supporting force for the force application plate, so that the good clamping force is guaranteed, and the clamping stability is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of membrane electrode processing, in particular to a punching fixture for membrane electrodes. Background Art

[0002] The membrane electrode is a key core component of fuel cell power generation. The membrane electrode and the bipolar plates on both sides form the basic unit of the fuel cell. When processing the membrane electrode, it is necessary to cut the finished membrane electrode from the membrane electrode material. During the cutting process, a punching fixture is needed to limit the punching of the membrane electrode material to maintain the punching stability.

[0003] In the existing technology, the punching fixture clamps the membrane electrode material by moving the clamping plate. However, the position of the clamping plate is single and cannot be suitable for membrane electrode materials of different sizes. The scope of application is small and it is inconvenient to use. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art, one of the purposes of the utility model is to provide a punching fixture for membrane electrodes. By setting a lifting frame and an adjustment plate, the position of the force plate can be changed, so that it is suitable for membrane electrode materials of different sizes and has a wide range of applications. The auxiliary frame can provide supporting force for the force plate, thereby ensuring good clamping force and ensuring stable clamping.

[0005] One of the objectives of the utility model is achieved by the following technical solution: a blanking fixture for membrane electrode, comprising a supporting assembly, the supporting assembly comprising a bottom plate, a fixing frame fixedly connected to the lower part of the bottom plate, a fixing hole being provided on the fixing frame, a clearance groove being provided on the upper part of the bottom plate, a cylinder being fixedly installed on the lower part of the bottom plate, the output end of the cylinder passing through the bottom plate and fixedly connected to a lifting frame, the two ends of the lifting frame passing through the clearance groove and being slidably connected to each other, a fixing sleeve being fixedly connected to the lifting frame, an auxiliary frame being slidably connected in the fixing sleeve, a clamping assembly being slidably connected in the lifting frame, the clamping assembly comprising a force applying plate, an elastic pad being fixedly connected to the lower part of the force applying plate, an adjustment plate being fixedly connected to the outer side of the force applying plate, the adjustment plate passing through the lifting frame and being slidably connected to each other, bolts being threadedly connected to the lifting frame and the fixing sleeve, the bolts being able to fix the auxiliary frame and the adjustment plate, a fixing seat being fixedly connected to the side of the bottom plate, a guide roller being rotatably connected to the fixing seat. The position of the force plate can be changed by setting up a lifting frame and an adjustment plate, so that it is suitable for membrane electrode materials of different sizes and has a wide range of applications; the auxiliary frame can provide support force for the force plate, thereby ensuring good clamping force and ensuring stable clamping.

[0006] According to the punching fixture for membrane electrode, the longitudinal section of the fixing frame is L-shaped, and there are two fixing frames, which are axially symmetrically arranged.

[0007] According to the blanking fixture for membrane electrode, the number of the fixing holes is four in total, and two are in a group.

[0008] According to the blanking fixture for membrane electrode, the number of the relief grooves is two, and they are arranged axially symmetrically.

[0009] According to the blanking fixture for membrane electrode, the shape of the auxiliary frame is a right triangle, and the auxiliary frame is in contact with the force-applying plate.

[0010] According to the blanking fixture for membrane electrode, the force-applying plate and the adjusting plate are arranged perpendicular to each other.

[0011] According to the blanking fixture for membrane electrode, the longitudinal section shape of the lifting frame is U-shaped.

[0012] According to the blanking fixture for membrane electrode, the relief groove can accommodate the lifting frame.

[0013] Beneficial effects

[0014] Compared with the prior art, by setting the lifting frame and the adjusting plate, the position of the force-applying plate can be changed, so as to be suitable for using membrane electrode materials of different sizes, and the applicable range is relatively large; by setting the auxiliary frame, a supporting force can be provided for the force-applying plate, so as to ensure good clamping force and the stability of clamping.

[0015] The additional aspects and advantages of the present utility model will be partially given in the following description, partially become obvious from the following description, or be understood through the practice of the present utility model. Description of the drawings

[0016] The present utility model will be further described below in conjunction with the drawings and embodiments;

[0017] Figure 1 is a schematic structural diagram of the blanking fixture for membrane electrode of the present utility model;

[0018] Figure 2 is a schematic structural diagram of the supporting component of the blanking fixture for membrane electrode of the present utility model;

[0019] Figure 3 is a schematic structural diagram of the lifting frame of the blanking fixture for membrane electrode of the present utility model;

[0020] Figure 4 is a schematic structural diagram of the auxiliary frame of the blanking fixture for membrane electrode of the present utility model;

[0021] Figure 5 is a schematic structural diagram of the clamping component of the blanking fixture for membrane electrode of the present utility model.

[0022] Legend description:

[0023] 1. Support component; 2. Cylinder; 3. Lifting frame; 4. Auxiliary frame; 5. Clamping component; 6. Fixed seat; 7. Guide roller; 101. Bottom plate; 102. Fixed hole; 103. Fixed frame; 104. Relief groove; 301. Fixed sleeve; 501. Elastic pad; 502. Force-applying plate; 503. Adjusting plate. Detailed implementation manners

[0024] This part will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the drawings. The role of the drawings is to supplement the description of the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but it should not be construed as a limitation on the protection scope of the present utility model.

[0025] Refer to Figures 1-5The punching fixture for membrane electrode of the utility model embodiment includes a support assembly 1, which includes a bottom plate 101. A fixing frame 103 is fixedly connected to the lower part of the bottom plate 101. The longitudinal section of the fixing frame 103 is L-shaped, and there are two fixing frames 103, which are axially symmetrically arranged. The fixing frame 103 is provided with fixing holes 102, and there are four fixing holes 102 in total, and two of them form a group. The upper part of the bottom plate 101 is provided with a clearance groove 104, and there are two clearance grooves 104, which are axially symmetrically arranged. A cylinder 2 is fixedly installed on the lower part of the bottom plate 101. The output end of the cylinder 2 passes through the bottom plate 101 and is fixedly connected to a lifting frame 3. The longitudinal section of the lifting frame 3 is U-shaped. The two ends of the lifting frame 3 pass through the clearance groove 104 and are slidably connected to each other. The clearance groove 104 can accommodate the lifting frame 3. The lifting frame 3 is fixedly connected with a fixed The fixed sleeve 301 is slidably connected with an auxiliary frame 4 in the fixed sleeve 301. The auxiliary frame 4 is in the shape of a right triangle. The auxiliary frame 4 is in contact with the force plate 502. The lifting frame 3 is slidably connected with a clamping assembly 5. The clamping assembly 5 includes a force plate 502. The force plate 502 and the adjustment plate 503 are arranged perpendicular to each other. The lower part of the force plate 502 is fixedly connected with an elastic pad 501. The outer side of the force plate 502 is fixedly connected with an adjustment plate 503. The adjustment plate 503 passes through the lifting frame 3 and is slidably connected to each other. The lifting frame 3 and the fixed sleeve 301 are both threaded. The bottom plate 101 is connected with bolts, which can fix the auxiliary frame 4 and the adjustment plate 503. The side of the bottom plate 101 is fixedly connected with a fixing seat 6, and the fixing seat 6 is rotatably connected with a guide roller 7. When in use, the membrane electrode material can be placed on the bottom plate 101 under the guidance of the guide roller 7, and then the cylinder 2 drives the lifting frame 3 to move downward under the action of the external air source, and the lifting frame 3 drives the adjustment plate 503, and the adjustment plate 503 drives the force plate 502 to move downward, so as to clamp the membrane electrode material. The elastic pad 501 enables the force plate 502 to elastically contact with the membrane electrode material to avoid the membrane electrode material The electrode material is damaged by pressure. At the same time, the auxiliary frame 4 can assist the force plate 502 in providing downward pressure to ensure that the pressure is good. When adjustment is needed, the bolts on the fixing sleeve 301 and the lifting frame 3 are unscrewed, and the adjustment plate 503 and the auxiliary frame 4 are moved outward or inward, and then the bolts are tightened again to fix the adjustment plate 503 and the auxiliary frame 4. The adjustment is convenient. When the adjustment plate 503 and the auxiliary frame 4 move outward, it is suitable for larger membrane electrode materials. When the adjustment plate 503 and the auxiliary frame 4 move inward, it is suitable for smaller membrane electrode materials, and the scope of use is wide. By setting the lifting frame 3 and the adjustment plate 503, the position of the force plate 502 can be changed, so that it is suitable for membrane electrode materials of different sizes, and the scope of application is large; the auxiliary frame 4 can provide support for the force plate 502, so as to ensure good clamping force and stable clamping.

[0026] Working principle: During use, the membrane electrode material can be placed on the bottom plate 101 under the guidance of the guiding roller 7. Then, under the action of an external air source, the cylinder 2 drives the lifting frame 3 to move downward. The lifting frame 3 drives the adjusting plate 503, and the adjusting plate 503 drives the force-applying plate 502 to move downward, thereby clamping the membrane electrode material. The elastic pad 501 enables the force-applying plate 502 to be in elastic contact with the membrane electrode material, avoiding damage to the membrane electrode material due to pressure. At the same time, the auxiliary frame 4 can assist the force-applying plate 502 to provide a downward pressure to ensure good pressure magnitude. When adjustment is required, loosen the bolts on the fixed sleeve 301 and the lifting frame 3, move the adjusting plate 503 and the auxiliary frame 4 outward or inward, and then tighten the bolts again to fix the adjusting plate 503 and the auxiliary frame 4. The adjustment is convenient. When the adjusting plate 503 and the auxiliary frame 4 move outward, it is suitable for larger membrane electrode materials. When the adjusting plate 503 and the auxiliary frame 4 move inward, it is suitable for smaller membrane electrode materials, with a wide range of applications.

[0027] The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art in the technical field to which the present invention pertains, various changes can be made without departing from the gist of the present invention.

Claims

1. A punching fixture for membrane electrode, characterized in that: include: A support assembly (1), the support assembly (1) comprising a base plate (101), a fixing frame (103) being fixedly connected to the lower part of the base plate (101), a fixing hole (102) being provided on the fixing frame (103), a clearance groove (104) being provided on the upper part of the base plate (101), a cylinder (2) being fixedly installed on the lower part of the base plate (101), an output end of the cylinder (2) passing through the base plate (101) and fixedly connected to a lifting frame (3), two ends of the lifting frame (3) passing through the clearance groove (104) and being slidably connected to each other, a fixing sleeve (301) being fixedly connected to the lifting frame (3), an auxiliary screw (301) being slidably connected inside the fixing sleeve (301), The lifting frame (4) is provided with a clamping assembly (5) which is slidably connected inside the lifting frame (3), and the clamping assembly (5) comprises a force-applying plate (502), the lower part of which is fixedly connected with an elastic pad (501), the outer side of which is fixedly connected with an adjustment plate (503), the adjustment plates (503) passing through the lifting frame (3) and being slidably connected with each other, the lifting frame (3) and the fixing sleeve (301) are both threadedly connected with bolts, and the bolts can fix the auxiliary frame (4) and the adjustment plate (503), and the side of the bottom plate (101) is fixedly connected with a fixing seat (6), and the fixing seat (6) is rotatably connected with a guide roller (7).

2. The membrane electrode punching jig according to claim 1, characterized in that: The longitudinal cross-section of the fixing frame (103) is L-shaped, and there are two fixing frames (103) which are axially symmetrically arranged.

3. The membrane electrode punching jig according to claim 1, characterized in that: There are four fixing holes (102) in total, and two of them form a group.

4. The membrane electrode punching jig according to claim 1, characterized in that: There are two of the clearance grooves (104), which are arranged axially symmetrically.

5. The membrane electrode punching jig according to claim 1, characterized in that: The auxiliary frame (4) is in the shape of a right triangle, and the auxiliary frame (4) and the force application plate (502) are in contact with each other.

6. The membrane electrode punching jig according to claim 1, characterized in that: The force applying plate (502) and the adjusting plate (503) are arranged perpendicular to each other.

7. The membrane electrode punching jig according to claim 1, characterized in that: The longitudinal cross-section of the lifting frame (3) is U-shaped.

8. The membrane electrode punching jig according to claim 1, characterized in that: The clearance groove (104) is capable of accommodating the lifting frame (3).

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