Battery shell sealing test bench

Abstract

The utility model relates to the technical field of battery shell sealing test, in particular to a battery shell sealing test bench, which comprises a support frame, a test bench surface, a first air cylinder, a test mould, a second air cylinder and a first fixing plate, an air pressure test box is arranged at one end of the inflation pipe, an air outlet pipe is arranged at one end of the air pressure test box, an air pressure sensor is installed on the upper side of the air pressure test box, and a sliding opening is formed in the upper side of the test table top. The battery shell is temporarily supported through the supporting plate, the test mold is lifted through the first air cylinder to automatically align the battery shell, the convenience of placing operation of the battery shell is facilitated, the sealing test efficiency is improved, test gas is guided into the battery shell through the test mold, the uniformity of gas inlet operation is improved, and the test efficiency is improved. And the test accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery shell sealing test technical field, concretely is battery shell sealing test bench. BACKGROUND

[0002] With the wide application of battery technology in electric vehicles, energy storage systems and other fields, the battery shell not only protects the internal battery cell from external physical impact, but also ensures good sealing, prevents electrolyte leakage, moisture intrusion and harmful gas emission and other problems, thereby protecting the performance and life of the battery and reducing potential safety risks. The battery shell sealing test bench emerges as the times require, which is specially used for precise testing and evaluation of the sealing performance of various battery shells.

[0003] However, the battery shell sealing test bench on the market currently places the battery shell outside the support mold for detection, which requires precise positioning during placement, is not convenient for operation, has low sealing test efficiency, and has low uniformity of air entering the battery shell through the hole on the upper side of the support mold, which is not conducive to the accuracy of the test. Therefore, the battery shell sealing test bench is provided by the person skilled in the art to solve the problems raised in the above background technology. SUMMARY

[0004] The utility model aims at providing battery shell sealing test bench to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] The battery shell sealing test bench comprises a support frame, a test bench surface, a first air cylinder, a test mold, a second air cylinder and a first fixed plate. The test bench surface is located at the inner side position of the support frame. The first air cylinder is located at the inner side lower end position of the support frame. The test mold is located at the upper side position of the first air cylinder. The second air cylinder is located at the inner side upper end position of the support frame. The first fixed plate is located at the lower side position of the second air cylinder. A gas pump is installed at the inner lower end position of the support frame. One end of the gas pump is provided with an inflation pipe. One end of the inflation pipe is provided with a gas pressure test box. One end of the gas pressure test box is provided with an air outlet pipe. A gas pressure sensor is installed on the upper side of the gas pressure test box. A sliding opening is formed on the upper side of the test bench surface. Second fixed plates are arranged at both end positions on the upper side of the test bench surface. Electric adjusting rods are installed at both end positions of the second fixed plates. The inner end of the electric adjusting rod is provided with a supporting plate.

[0007] As a further scheme of the utility model: the test mold includes a push plate, the upper side of the push plate is provided with a rubber pad, the upper side of the rubber pad is provided with a mold block, the inside of the push plate is provided with a connector, the upper side of the mold block is provided with an air outlet, the outside of the mold block is provided with a gas guide groove.

[0008] As a further scheme of the utility model: the output end of the air pump is communicated with the input end of the inflation pipe, the output end of the inflation pipe is communicated with the input end of the air pressure test box, the output end of the air pressure test box is communicated with the input end of the air outlet pipe, the output end of the air outlet pipe is communicated with the input end of the test mold, the upper end of the air pressure test box is communicated with the input end of the air pressure sensor.

[0009] As a further scheme of the utility model: the test mold is slid at the inside position of the support frame through the first air cylinder, and the test mold is slid at the inside position of the sliding opening.

[0010] As a further scheme of the utility model: the supporting plate is slid at the inside position of the second fixed plate through the electric adjusting rod, and the first fixed plate is slid at the inside position of the support frame through the second air cylinder.

[0011] As a further scheme of the utility model: the output end of the air outlet pipe is communicated with the input end of the connector, the output end of the connector is communicated with the input end of the air outlet, and the upper end of the air outlet is communicated with the gas guide groove.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] The battery shell sealing test table of the utility model temporarily supports the battery shell through the supporting plate, automatically aligns the battery shell by lifting the test mold through the first air cylinder, avoids the trouble of manual alignment, is favorable for the convenience of battery shell placing operation, improves the sealing test efficiency;

[0014] The test gas is introduced into the inside of the battery shell through the test mold, improves the uniformity of the air inlet operation, and is favorable for the accuracy of the test. ACCURACY

[0015] Figure 1 It is a structural schematic view of the battery shell sealing test table;

[0016] Figure 2 It is a battery shell sealing test table Figure 1 A structural schematic view of the battery shell sealing test table;

[0017] Figure 3 It is a structural schematic view of the test mold in the battery shell sealing test table;

[0018] Figure 4The assembly view of the battery shell sealing test bench.

[0019] In the figure: 1, support frame; 2, test bench surface; 3, first air cylinder; 4, test mold; 5, second air cylinder; 6, first fixed plate; 7, air pump; 8, inflation tube; 9, air pressure test box; 10, air outlet tube; 11, air pressure sensor; 12, sliding port; 13, second fixed plate; 14, electric adjusting rod; 15, supporting plate; 16, push plate; 17, rubber pad; 18, mold block; 19, connector; 20, air outlet hole; 21, air guide groove. DETAILED DESCRIPTION

[0020] Please refer to Figures 1 to 4The utility model discloses a battery shell sealing test platform, including support frame 1, test platform 2, first air cylinder 3, test mould 4, second air cylinder 5 and first fixed plate 6, test platform 2 is located at the inside position of support frame 1, first air cylinder 3 is located at the inside lower end position of support frame 1, test mould 4 is located at the upside position of first air cylinder 3, second air cylinder 5 is located at the inside upper end position of support frame 1, first fixed plate 6 is located at the downside position of second air cylinder 5, the inside lower end position of support frame 1 is equipped with air pump 7, one end of air pump 7 is provided with inflation pipe 8, one end of inflation pipe 8 is provided with gas pressure test box 9, one end of gas pressure test box 9 is provided with air outlet pipe 10, the upside of gas pressure test box 9 is equipped with gas pressure sensor 11, the upside of test platform 2 is seted up with sliding mouth 12, the upside both end positions of test platform 2 are provided with second fixed plate 13, and the both end positions of second fixed plate 13 are equipped with electric adjusting rod 14, and the inner end of electric adjusting rod 14 is provided with supporting plate 15, and the output of air pump 7 is through with the input of inflation pipe 8, and the output of inflation pipe 8 is through with the input of gas pressure test box 9, and the output of gas pressure test box 9 is through with the input of air outlet pipe 10, and the output of air outlet pipe 10 is through with the input of test mould 4, and the upper end of gas pressure test box 9 is through with the input of gas pressure sensor 11, and test mould 4 slides at the inside position of support frame 1 through first air cylinder 3, test mould 4 slides at the inside position of sliding mouth 12, supporting plate 15 slides at the inside position of second fixed plate 13 through electric adjusting rod 14, first fixed plate 6 slides at the inside position of support frame 1 through second air cylinder 5, first, place battery shell sealing test platform to use position, place battery shell to the inside of supporting plate 15, electric adjusting rod 14 runs and pushes supporting plate 15 to slide on the upside of test platform 2, temporarily fixes battery shell, first air cylinder 3 runs and pushes test mould 4 to slide, test mould 4 slides into the inside of battery shell, electric adjusting rod 14 runs and drives supporting plate 15 to slide on the upside of test platform 2, and the temporary fixing of battery shell is loosened, test mould 4 completely slides into the inside of battery shell, second air cylinder 5 runs and pushes first fixed plate 6 to move down, fixes battery shell to the outside of test mould 4, then, air pump 7 runs and charges gas pressure test box 9 through inflation pipe 8, the gas in the inside of gas pressure test box 9 is introduced into the inside of test mould 4 through air outlet pipe 10, the gas in the inside of test mould 4 is introduced into the inside of battery shell, and gas pressure sensor 11 detects the air pressure situation in the inside of gas pressure test box 9, to judge the air leakage situation of battery shell.

[0021] In Figure 1 , 3In the fourth aspect, the test mold 4 comprises a push plate 16, the upper side of the push plate 16 is provided with a rubber pad 17, the upper side of the rubber pad 17 is provided with a mold block 18, the inside of the push plate 16 is provided with a connecting head 19, the upper side of the mold block 18 is provided with an air outlet hole 20, the outside of the mold block 18 is provided with a gas guide groove 21, the output end of the air outlet pipe 10 is in communication with the input end of the connecting head 19, the output end of the connecting head 19 is in communication with the input end of the air outlet hole 20, the upper end of the air outlet hole 20 is in communication with the gas guide groove 21, the battery shell is placed on the inside of the supporting plate 15, the electric adjusting rod 14 drives the supporting plate 15 to slide on the upper side of the test bench surface 2, the battery shell is temporarily fixed, the first air cylinder 3 drives the test mold 4 to slide, the mold block 18 slides into the inside of the battery shell, the electric adjusting rod 14 drives the supporting plate 15 to slide on the upper side of the test bench surface 2, the temporary fixing of the battery shell is loosened, the mold block 18 completely slides into the inside of the battery shell, the battery shell falls on the upper side of the rubber pad 17, the second air cylinder 5 drives the first fixed plate 6 to move downwards, the battery shell is fixed to the outside of the mold block 18, the battery shell is sealed through the rubber pad 17, then, the air pump 7 drives the air pressure test box 9 to be inflated through the inflation pipe 8, the gas in the air pressure test box 9 is introduced into the inside of the connecting head 19 through the air outlet pipe 10, the gas in the connecting head 19 is introduced into the inside of the battery shell through the air outlet hole 20 and the gas guide groove 21.

[0022] The working principle of the utility model is: first, the battery shell sealing test bench is placed at the use position, the battery shell is placed on the inside of the supporting plate 15, the electric adjusting rod 14 drives the supporting plate 15 to slide on the upper side of the test bench surface 2, the battery shell is temporarily fixed, the first air cylinder 3 drives the test mold 4 to slide, the mold block 18 slides into the inside of the battery shell, the electric adjusting rod 14 drives the supporting plate 15 to slide on the upper side of the test bench surface 2, the temporary fixing of the battery shell is loosened, the mold block 18 completely slides into the inside of the battery shell, the battery shell falls on the upper side of the rubber pad 17, the second air cylinder 5 drives the first fixed plate 6 to move downwards, the battery shell is fixed to the outside of the mold block 18, the battery shell is sealed through the rubber pad 17, then, the air pump 7 drives the air pressure test box 9 to be inflated through the inflation pipe 8, the gas in the air pressure test box 9 is introduced into the inside of the connecting head 19 through the air outlet pipe 10, the gas in the connecting head 19 is introduced into the inside of the battery shell through the air outlet hole 20 and the gas guide groove 21, the air pressure sensor 11 detects the air pressure condition in the air pressure test box 9, so as to judge the air leakage condition of the battery shell.

[0023] The above-mentioned is only the preferable specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, carries out equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A battery case sealing test bench, comprising a support frame (1), a test bench surface (2), a first air cylinder (3), a test mold (4), a second air cylinder (5) and a first fixed plate (6), wherein the test bench surface (2) is located at the inner side of the support frame (1), the first air cylinder (3) is located at the lower end of the inner side of the support frame (1), the test mold (4) is located at the upper side of the first air cylinder (3), the second air cylinder (5) is located at the upper end of the inner side of the support frame (1), and the first fixed plate (6) is located at the lower side of the second air cylinder (5), characterized in that, The inside lower end position of the support frame (1) is provided with an air pump (7), one end of the air pump (7) is provided with an inflation pipe (8), one end of the inflation pipe (8) is provided with an air pressure test box (9), one end of the air pressure test box (9) is provided with an air outlet pipe (10), the upper side of the air pressure test box (9) is provided with an air pressure sensor (11), the upper side of the test bench surface (2) is provided with a sliding port (12), both ends of the upper side of the test bench surface (2) are provided with a second fixed plate (13), both ends of the second fixed plate (13) are provided with an electric adjusting rod (14), the inner end of the electric adjusting rod (14) is provided with a supporting plate (15).

2. The battery case sealing test bench according to claim 1, wherein The test mold (4) comprises a push plate (16), the upper side of the push plate (16) is provided with a rubber pad (17), the upper side of the rubber pad (17) is provided with a mold block (18), the inside of the push plate (16) is provided with a connecting head (19), the upper side of the mold block (18) is provided with an air outlet hole (20), and the outside of the mold block (18) is provided with a gas guide groove (21).

3. The battery case seal test stand of claim 1, wherein, The output end of the air pump (7) is communicated with the input end of the inflation pipe (8), the output end of the inflation pipe (8) is communicated with the input end of the air pressure test box (9), the output end of the air pressure test box (9) is communicated with the input end of the air outlet pipe (10), the output end of the air outlet pipe (10) is communicated with the input end of the test mold (4), and the upper end of the air pressure test box (9) is communicated with the input end of the air pressure sensor (11).

4. The battery case seal test stand of claim 1, wherein, The test mold (4) is slid on the inside of the support frame (1) through the first air cylinder (3), and the test mold (4) is slid on the inside of the sliding port (12).

5. The battery case seal test stand of claim 1, wherein, The supporting plate (15) is slid on the inside of the second fixed plate (13) through the electric adjusting rod (14), and the first fixed plate (6) is slid on the inside of the support frame (1) through the second air cylinder (5).

6. The battery case seal test stand of claim 2, wherein, The output end of the air outlet pipe (10) is communicated with the input end of the connecting head (19), the output end of the connecting head (19) is communicated with the input end of the air outlet hole (20), and the upper end of the air outlet hole (20) is communicated with the gas guide groove (21).

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