CN220944901U - Positioning fixture for fuel cell air tightness test board - Google Patents
Positioning fixture for fuel cell air tightness test board Download PDFInfo
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- CN220944901U CN220944901U CN202321572433.5U CN202321572433U CN220944901U CN 220944901 U CN220944901 U CN 220944901U CN 202321572433 U CN202321572433 U CN 202321572433U CN 220944901 U CN220944901 U CN 220944901U
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- fixedly connected
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- motor
- fuel cell
- inner chamber
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- 239000000446 fuel Substances 0.000 title claims abstract description 24
- 238000012360 testing method Methods 0.000 title claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 238000001514 detection method Methods 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model provides a positioning clamp for a fuel cell air tightness test table, which comprises a base, wherein a workbench is arranged at the top of the base, support rods are arranged on two sides of the top of the workbench, a first clamping plate is arranged on one side opposite to the two support rods, a first motor is fixedly connected to the left side of the support rod, a driving wheel is arranged at the lower end of an inner cavity of the left side support rod, and an output shaft of the first motor penetrates through the inner cavity of the left side support rod and is in transmission connection with the driving wheel; according to the utility model, the first motor, the driving wheel, the driven wheel and the transmission rod are arranged, so that the effect of enabling the first clamping plate to rotate is achieved, and the workbench can be driven to rotate by arranging the workbench, the second motor, the first gear, the second gear and the connecting rod, so that the battery pack can be observed in a full range conveniently, the detection efficiency is effectively improved, and convenience is brought to detection work.
Description
Technical Field
The utility model belongs to the field of fuel cell air tightness test fixtures, and particularly relates to a positioning fixture for a fuel cell air tightness test table.
Background
The fuel cell is used for detecting the sealing performance of the battery pack by detecting the air tightness of the battery pack and the electrode plate during production, and fixing the battery pack by using a positioning clamp during detection, so that the condition that the detection efficiency is affected due to shaking of the battery pack during detection can be prevented;
According to the Chinese patent application number: 202123071045.2 discloses a testing fixture for a fuel cell, which comprises a base and fixture end plates, wherein the left side and the right side of the top of the base are both bolted with fixing plates, the left side of each fixing plate is bolted with a cylinder, the right end of each cylinder is fixedly provided with a push rod, the push rods penetrate between the fixing plates, and the left end of each cylinder is bolted with a mounting cover; the comparative example has the advantages that the clamping and fixing can be carried out on the fuel cell, the air tightness of the fuel cell is effectively improved, the damping and buffering effects can be realized, the damage to the fuel cell is prevented, the problems that the currently used clamp is low in assembly efficiency, uneven in stress of the cell is easily caused, the performance of the fuel cell cannot be tested in an omnibearing manner, the unstable clamping problem easily occurs in the use process are solved, the air tightness of the fuel cell can be effectively improved, the detection efficiency of the fuel cell is improved, and meanwhile, the practicability of the test clamp is improved;
The problem that the clamping is unstable easily appears in the effectual clamping tool of having solved of comparative case when using, has the centre gripping stable, and the effectual battery detection efficiency that has improved, however in the in-service use, because the detection condition of battery package that needs the full range of in-process at the detection, and the regulation of anchor clamps lack the angle to lead to inconvenient full range observation to battery package, and then brought inconvenience for detection work.
In summary, the present utility model provides a positioning fixture for a fuel cell air tightness test table to solve the above-mentioned problems.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a positioning clamp for a fuel cell air tightness test board, which is used for solving the problems that in the prior art, the detection condition of a battery pack needs to be observed in a full range in the detection process, and the clamp lacks the adjustment of angles, so that the battery pack is inconvenient to observe in a full range, and the detection work is inconvenient.
The utility model provides a fuel cell gas tightness testboard positioning fixture, includes the base, the top of base is provided with the workstation, the both sides at workstation top all are provided with the bracing piece, two the opposite one side of bracing piece all is provided with first splint, the left side fixedly connected with first motor of bracing piece, the left side the lower extreme in bracing piece inner chamber is provided with the action wheel, the output shaft of first motor runs through to the left side the inner chamber of bracing piece and is connected with the action wheel transmission, the left side the upper end in bracing piece inner chamber is provided with from the driving wheel, pass through belt transmission between action wheel and the driving wheel and be connected, two the equal fixedly connected with transfer line in one side that the bracing piece kept away from mutually, the left side the transfer line runs through to the left side the inner chamber of bracing piece and with from driving wheel fixed connection, the bottom fixedly connected with second motor in base inner chamber, the output shaft transmission of second motor is connected with first gear, the center department in base inner chamber is provided with the second gear, first gear and second gear engagement, the top fixedly connected with connecting rod of second gear, the one end that the connecting rod kept away from the second gear is kept away from to the outside of base and is connected with the workstation fixedly.
Preferably, the top of the workbench is provided with a sliding groove, and the bottom of the supporting rod penetrates through the sliding groove and extends to the inner cavity of the workbench to be movably connected with the inner cavity of the sliding groove.
Preferably, a third motor is fixedly connected to the left side of the surface of the workbench, a threaded rod is arranged in the inner cavity of the workbench, an output shaft of the third motor penetrates through the inner cavity of the workbench and is in transmission connection with the threaded rod, and one end of the support rod, which is located in the inner cavity of the workbench, is in threaded connection with the threaded rod.
Preferably, the bottom fixedly connected with gag lever post of second gear, the one end that the gag lever post kept away from the second gear passes through bearing and the inner wall swing joint of base.
Preferably, two opposite sides of the first clamping plate are provided with second clamping plates, two limiting grooves are formed in two ends of the opposite sides of the first clamping plate, two limiting blocks are fixedly connected to two ends of the opposite sides of the second clamping plate away from each other, and the limiting blocks penetrate through the limiting grooves and extend to the inner cavities of the first clamping plates and are movably connected with the inner cavities of the limiting grooves.
Preferably, return springs are fixedly connected to two ends of the bottom of the inner cavity of the first clamping plate, and the tops of the return springs are fixedly connected with limiting blocks.
Preferably, threads at two ends of the surface of the threaded rod are oppositely arranged, and one end, far away from the right side, of the transmission rod is movably connected with the right side supporting rod through a bearing.
Compared with the prior art, the utility model has the following beneficial effects:
1. According to the battery pack overturning device, the first motor, the driving wheel, the driven wheel and the transmission rod are arranged, so that the effect of enabling the first clamping plate to rotate is achieved, the output shaft of the first motor rotates to drive the driving wheel to rotate, the driven wheel is driven to rotate through the belt when the driving wheel rotates, the first clamping plate is driven to rotate through the transmission rod when the driven wheel rotates, the first clamping plate can drive the battery pack to overturn, and therefore the battery pack can be observed conveniently.
2. According to the utility model, the workbench, the second motor, the first gear, the second gear and the connecting rod are arranged, so that the effect of driving the workbench to rotate is achieved, the output shaft of the second motor rotates to drive the first gear to rotate, the first gear rotates to drive the second gear to rotate, and the second gear rotates to drive the workbench to rotate through the connecting rod, so that the workbench drives the battery pack to rotate, the battery pack can be observed in a full range conveniently, the detection efficiency is effectively improved, and convenience is brought to detection work.
Drawings
FIG. 1 is a schematic diagram of the front view of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the support pole of the present utility model;
FIG. 3 is a schematic cross-sectional elevation view of the base of the present utility model;
FIG. 4 is a schematic cross-sectional elevation view of a work table of the present utility model;
fig. 5 is a schematic cross-sectional elevation view of a first clamping plate according to the present utility model.
In the figure:
1. A base; 2. a work table; 3. a support rod; 4. a first clamping plate; 5. a first motor; 6. a driving wheel; 7. driven wheel; 8. a transmission rod; 9. a second motor; 10. a first gear; 11. a second gear; 12. a connecting rod; 13. a chute; 14. a third motor; 15. a threaded rod; 16. a limit rod; 17. a second clamping plate; 18. a limit groove; 19. a limiting block; 20. and a return spring.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1-5, the utility model provides a positioning fixture for a fuel cell air tightness test table, which comprises a base 1, wherein a workbench 2 is arranged at the top of the base 1, supporting rods 3 are arranged at two sides of the top of the workbench 2, a first clamping plate 4 is arranged at one side opposite to the two supporting rods 3, a first motor 5 is fixedly connected to the left side of the left side supporting rod 3, a driving wheel 6 is arranged at the lower end of the inner cavity of the left side supporting rod 3, an output shaft of the first motor 5 penetrates through the inner cavity of the left side supporting rod 3 and is in transmission connection with the driving wheel 6, a driven wheel 7 is arranged at the upper end of the inner cavity of the left side supporting rod 3, the driving wheel 6 is in transmission connection with the driven wheel 7 through a belt, one side, away from the two supporting rods 3, a transmission rod 8 penetrates through the inner cavity of the left side supporting rod 3 and is fixedly connected with the driven wheel 7, a second motor 9 is fixedly connected to the bottom of the inner cavity of the base 1, a first gear 10 is in transmission connection with the output shaft of the second motor 9, a second gear 11 is arranged at the center of the inner cavity of the base 1, the first gear 10 is meshed with the second gear 11, the top 12 of the second gear 11 is fixedly connected with the top 12 of the second gear 11, and one end of the connecting rod 12, which is far away from the workbench 2, is fixedly connected with the workbench 2.
As an embodiment of the utility model, the top of the workbench 2 is provided with the chute 13, the bottom of the supporting rod 3 penetrates through the chute 13 and extends to the inner cavity of the workbench 2 and is movably connected with the inner cavity of the chute 13, and the chute 13 has the effect of limiting the movement track of the supporting rod 3, so that the position of the supporting rod 3 can be effectively prevented from shifting during movement.
As an embodiment of the utility model, the third motor 14 is fixedly connected to the left side of the surface of the workbench 2, the threaded rod 15 is arranged in the inner cavity of the workbench 2, the output shaft of the third motor 14 penetrates through the inner cavity of the workbench 2 and is in transmission connection with the threaded rod 15, one end of the support rod 3 positioned in the inner cavity of the workbench 2 is in threaded connection with the threaded rod 15, and the effect of driving the support rod 3 to move is achieved by arranging the third motor 14 and the threaded rod 15, so that the distance between the two support rods 3 can be adjusted, and further, battery packs with different sizes can be fixed.
As one implementation mode of the utility model, the bottom of the second gear 11 is fixedly connected with the limiting rod 16, one end of the limiting rod 16 far away from the second gear 11 is movably connected with the inner wall of the base 1 through a bearing, and the limiting rod 16 has the effect of limiting the movement track of the second gear 11, so that the stability of the second gear 11 during operation can be effectively improved.
As one implementation mode of the utility model, the opposite sides of the two first clamping plates 4 are respectively provided with the second clamping plates 17, the two ends of the opposite sides of the two first clamping plates 4 are respectively provided with the limiting grooves 18, the two ends of the side, away from each other, of the two second clamping plates 17 are respectively fixedly connected with the limiting block 19, the limiting blocks 19 penetrate through the limiting grooves 18 and extend to the inner cavities of the first clamping plates 4, and are movably connected with the inner cavities of the limiting grooves 18, the second clamping plates 17 are arranged for compressing and fixing the battery pack, and the limiting grooves 18 and the limiting blocks 19 are arranged, so that the effect of limiting the movement track of the second clamping plates 17 is achieved, and the position of the second clamping plates 17 can be effectively prevented from shifting during movement.
As an implementation mode of the utility model, two ends of the bottom of the inner cavity of the first clamping plate 4 are fixedly connected with the reset springs 20, the tops of the reset springs 20 are fixedly connected with the limiting blocks 19, and the reset elasticity of the reset springs 20 can drive the second clamping plate 17 to compress and fix the battery pack through the arrangement of the reset springs 20.
As an embodiment of the present utility model, the threads at both ends of the surface of the threaded rod 15 are oppositely arranged, and one end of the right transmission rod 8, which is far away from the right first clamping plate 4, is movably connected with the right support rod 3 through a bearing.
The specific working principle is as follows:
Firstly, the third motor 14 is started through the peripheral controller, the output shaft of the third motor 14 positively rotates to drive the threaded rod 15 to rotate, the threaded rod 15 rotates to drive two support rods 3 to move in the middle, then upwards pull the second clamping plate 17 and place the battery pack at the top of the first clamping plate 4, the second clamping plate 17 upwards pulls to drive the reset spring 20 through the limiting block 19 to deform, then loosen the second clamping plate 17, the reset elastic force of the reset spring 20 drives the second clamping plate 17 through the limiting block 19 to compress tightly fixedly the battery pack, the first motor 5 is started through the peripheral controller, the output shaft of the first motor 5 rotates to drive the driving wheel 6 to rotate, the driving wheel 6 rotates to drive the driven wheel 7 through the belt, the driven wheel 7 rotates to drive the first clamping plate 4 through the transmission rod 8, and accordingly the first clamping plate 4 drives the battery pack to overturn, the output shaft of the second motor 9 rotates to drive the first gear 10 to rotate through the peripheral controller, the second gear 11 rotates, the workbench 2 is driven through the connecting rod 12 to rotate when the second gear 11 rotates, and accordingly the workbench 2 drives the battery pack to rotate, the full detection range is not convenient, the full detection range of the battery pack is detected, and the full detection range is not convenient, and the full detection range of the battery pack is not needed.
The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.
Claims (7)
1. The utility model provides a fuel cell gas tightness testboard positioning fixture, includes base (1), its characterized in that: the utility model discloses a base, including base (1) and driven wheel (7), the top of base (1) is provided with workstation (2), the both sides at workstation (2) top all are provided with bracing piece (3), and two one side that bracing piece (3) are opposite all is provided with first splint (4), and left side bracing piece (3) left side fixedly connected with first motor (5), left side bracing piece (3) inner chamber's lower extreme is provided with action wheel (6), the output shaft of first motor (5) runs through to left side bracing piece (3) inner chamber and with action wheel (6) transmission connection, left side bracing piece (3) inner chamber's upper end is provided with driven wheel (7), be connected through belt transmission between action wheel (6) and the driven wheel (7), two bracing piece (3) are kept away from mutually one side all fixedly connected with transfer line (8), left side transfer line (8) run through to left side bracing piece (3) inner chamber and with driven wheel (7) fixedly connected, the bottom of base (1) inner chamber fixedly connected with second motor (9), second motor (9) inner chamber's upper end is provided with first gear (10), second gear (11) is provided with first gear (11), the top fixedly connected with connecting rod (12) of second gear (11), the one end that second gear (11) was kept away from to connecting rod (12) runs through to the outside of base (1) and with workstation (2) fixed connection.
2. The fuel cell tightness test bench positioning jig according to claim 1, wherein: the top of workstation (2) has seted up spout (13), the bottom of bracing piece (3) runs through spout (13) and extends to the inner chamber of workstation (2) and with the inner chamber swing joint of spout (13).
3. The fuel cell tightness test bench positioning jig according to claim 1, wherein: the left side fixedly connected with third motor (14) on workstation (2) surface, the inner chamber of workstation (2) is provided with threaded rod (15), the output shaft of third motor (14) runs through to the inner chamber of workstation (2) and is connected with threaded rod (15) transmission, bracing piece (3) are located the one end and threaded rod (15) threaded connection of workstation (2) inner chamber.
4. The fuel cell tightness test bench positioning jig according to claim 1, wherein: the bottom of second gear (11) fixedly connected with gag lever post (16), the one end that gag lever post (16) kept away from second gear (11) is through bearing and the inner wall swing joint of base (1).
5. The fuel cell tightness test bench positioning jig according to claim 1, wherein: two opposite sides of the first clamping plate (4) are provided with second clamping plates (17), two limiting grooves (18) are formed in two ends of one opposite side of the first clamping plate (4), two limiting blocks (19) are fixedly connected to two ends of one side, away from each other, of the second clamping plates (17), and the limiting blocks (19) penetrate through the limiting grooves (18) and extend to the inner cavities of the first clamping plates (4) and are movably connected with the inner cavities of the limiting grooves (18).
6. The fuel cell tightness test bench positioning fixture according to claim 5, wherein: the two ends of the bottom of the inner cavity of the first clamping plate (4) are fixedly connected with reset springs (20), and the tops of the reset springs (20) are fixedly connected with limiting blocks (19).
7. A fuel cell air tightness test bench positioning fixture according to claim 3, wherein: threads at two ends of the surface of the threaded rod (15) are oppositely arranged, and one end, far away from the right side, of the transmission rod (8) at the right side, of the first clamping plate (4) is movably connected with the right side supporting rod (3) through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321572433.5U CN220944901U (en) | 2023-06-19 | 2023-06-19 | Positioning fixture for fuel cell air tightness test board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321572433.5U CN220944901U (en) | 2023-06-19 | 2023-06-19 | Positioning fixture for fuel cell air tightness test board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220944901U true CN220944901U (en) | 2024-05-14 |
Family
ID=91010405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321572433.5U Active CN220944901U (en) | 2023-06-19 | 2023-06-19 | Positioning fixture for fuel cell air tightness test board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220944901U (en) |
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2023
- 2023-06-19 CN CN202321572433.5U patent/CN220944901U/en active Active
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