CN211262967U - Experiment frock for battery welding utmost point ear tensile test - Google Patents
Experiment frock for battery welding utmost point ear tensile test Download PDFInfo
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- CN211262967U CN211262967U CN201921810476.6U CN201921810476U CN211262967U CN 211262967 U CN211262967 U CN 211262967U CN 201921810476 U CN201921810476 U CN 201921810476U CN 211262967 U CN211262967 U CN 211262967U
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Abstract
The utility model discloses an experiment frock of battery welding utmost point ear tensile test usefulness, include clamping piece mechanism and connect the coupling mechanism on the tensile machine for the experiment, clamping piece mechanism includes two clamping pieces that are parallel to each other, and is connected and makes two clamping pieces carry out the tight locking pull rod spare of clamp to utmost point ear with two clamping pieces, coupling assembling includes two briquetting that are parallel to each other, locates the both sides of briquetting and connect slide bar, the sliding connection between two briquetting are in two splint on the slide bar, cup joint spring on the slide bar and connect be used for making one of them splint remove so that two splint are right on one of them briquetting clamping piece mechanism presss from both sides tight fixed adjusting part. The utility model discloses a clamping piece presss from both sides tightly utmost point ear or screening glass, and the coupling mechanism of rethread connection on the pulling force machine presss from both sides tightly the clamping piece to effectively press from both sides tight electric core utmost point ear and screening glass, in order to prevent that utmost point ear from droing, and easy dismounting, the maintenance of being convenient for.
Description
Technical Field
The utility model belongs to lithium ion battery test field, concretely relates to experiment frock that battery welding utmost point ear tensile test was used.
Background
The square lithium ion battery is characterized in that the lug inside the battery and the battery cover plate are connected together by one layer of the protection plate through ultrasonic welding, so the performance of the battery is directly influenced by the quality of ultrasonic welding, the effect after welding needs to be subjected to tension detection, the remaining area of the lug and the protection plate after ultrasonic welding is small, clamping is not easy to carry out, loosening and falling can easily occur even if clamping is carried out, and the welding effect cannot be detected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an experiment frock that battery welding utmost point ear tensile test was used to overcome above-mentioned technical problem.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides an experiment frock of battery welding utmost point ear tensile test usefulness, is used for pressing from both sides tight fixed coupling assembling to the clamping piece mechanism including the clamping piece mechanism that is used for pressing from both sides tight utmost point ear and connecting on the tensile machine for the experiment, clamping piece mechanism includes two clamping pieces that are parallel to each other and is connected and make two clamping pieces carry out the tight locking pull rod spare that presss from both sides to utmost point ear with two clamping pieces, coupling assembling includes two briquetting that are parallel to each other, locates the both sides of briquetting and connect slide bar between two briquetting, be located between two briquetting and the sliding connection two splint on the slide bar, be located between two splint and cup joint spring on the slide bar and connect and be used for making one of them splint remove so that two splint are right to another splint the clamping piece mechanism presss from both sides tight fixed adjusting part.
Furthermore, the adjusting component comprises a slipknot bolt in threaded connection with one of the pressing blocks and a movable rocker connected to the slipknot bolt.
Furthermore, the other press block of the two press blocks is provided with a connecting hole for connecting with a tensile machine for testing.
Furthermore, the middle position of one surface of the clamping plate, which is in contact with the clamping piece, is inwards sunken.
Furthermore, the middle position of the opposite side of the two clamping pieces is inwards sunken, and the upper end and the lower end of the clamping pieces are connected with rubber layers.
Further, the slide bar is provided with four mutually parallel.
Has the advantages that: the utility model discloses at first press from both sides tightly utmost point ear or screening glass through the clamping piece, the coupling mechanism of rethread connection on the pulling force machine presss from both sides tightly the clamping piece to light effectively press from both sides tight electric core utmost point ear and screening glass, in order to prevent that utmost point ear from droing, and easy dismounting, the maintenance of being convenient for.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the middle clip mechanism of the present invention;
in the figure: 10. a clip mechanism; 11. a clip; 12. locking the pull rod piece; 20. a connecting mechanism; 21. briquetting; 211. connecting holes; 22 a slide bar; 23. a splint; 24. A spring; 25. an adjustment assembly; 251. a slipknot bolt; 252. a movable rocker.
Detailed Description
In the description of the present invention, unless otherwise specified, the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships only for the purpose of describing the present invention and simplifying the description, but do not indicate or imply that the device or structure referred to must have a particular orientation and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in figure 1, an experiment frock for battery welding utmost point ear tensile test, including the clamping piece mechanism that is used for pressing from both sides tight utmost point ear and connect and be used for pressing from both sides tight fixed coupling mechanism to the clamping piece mechanism on the tensile machine for the experiment, clamping piece mechanism and coupling mechanism do not have the relation of connection, the utility model discloses at first utmost point ear or screening glass press from both sides tightly after accomplishing welding through the clamping piece, the structure on the rethread coupling mechanism is fixed clamping mechanism is last, with utmost point ear or screening glass clamp-tightly fixed to this completion.
As shown in fig. 1 and 2, the clamping piece mechanism includes two clamping pieces parallel to each other and a locking pull rod connected to the two clamping pieces and clamping the tab by the two clamping pieces, when the clamping piece mechanism is not in use, the two clamping pieces are separated from each other, when a tension test is required, the electrical core tab and the protection sheet are firstly folded in half, the electrical core tab or the protection sheet is put between the two clamping pieces, and the locking pull rod is pressed down, i.e. the electrical core tab or the protection sheet is clamped on the clamping piece mechanism.
As shown in fig. 1, coupling assembling includes two briquetting that are parallel to each other just be located between two briquetting the both sides of pushing up the piece are connected with the slide bar, the slide bar is equipped with four, and wherein two are located one side of briquetting, other two are located the opposite side of briquetting be equipped with two splint between two briquetting, two splint sliding connection are on four slide bars, be equipped with the spring between two splint, the spring with the slide bar is corresponding just the spring cup joints on the slide bar.
One of the two pressing blocks is provided with an adjusting component which is used for enabling one of the clamping plates to move towards the other clamping plate so that the two clamping plates clamp and fix the clamping plate mechanism together, the adjusting component comprises a slipknot bolt which is in threaded connection with one of the pressing blocks and a movable rocker which is connected with the slipknot bolt, therefore, after the clamping plate pair clamps a tab or a protection plate, the clamping plate mechanism is placed between the two clamping plates, the slipknot bolt is pushed to tightly jack the clamping plate by the movable rocker, one of the clamping plates moves towards the other clamping plate along the sliding rod, and the two clamping plates clamp and fix the clamping plate mechanism; and meanwhile, the other pressing block of the two pressing blocks is provided with a connecting hole for connecting the whole connecting mechanism to an experimental tensile machine.
Because of the reason of locking the pull rod piece in the splint with the intermediate position of the one side that the clamping piece contacted is inside sunken to make two splint press from both sides the fastening timing to two clamping pieces, splint with be formed with a cavity between the clamping piece, the upper and lower extreme of splint this moment with the clamping piece contacts, and this structure can make splint concentrate strength and compress tightly the clamping piece.
Simultaneously, the intermediate position of the one side that two clamping pieces are relative each other is inside sunken, because cooperate through the interference mode between the clamping piece, middle inside sunken can make the clamping piece concentrate strength when deformation, all is connected with the rubber layer simultaneously at the upper and lower end of every clamping piece.
When carrying out the tensile test, be connected with two on the pulling force machine the utility model provides an experiment frock, one of them presss from both sides tightly electric core utmost point ear, and another presss from both sides tightly the screening glass to this completion tensile test.
In order to make the purpose, technical solution and advantages of the present invention more concise and clear, the present invention is described with the above embodiments, which are only used for describing the present invention, and can not be understood as a limitation to the scope of the present invention. It should be understood that any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. An experimental tool for testing tension of battery welding tabs is characterized by comprising a clamping piece mechanism (10) for clamping tabs and a connecting mechanism (20) connected to a tensile machine for experiments and used for clamping and fixing the clamping piece mechanism, the clamping piece mechanism comprises two clamping pieces (11) which are parallel to each other and a locking pull rod piece (12) which is connected with the two clamping pieces and enables the two clamping pieces to clamp the pole lug, coupling mechanism includes two briquetting (21) that are parallel to each other, locates the both sides of briquetting and connect slide bar (22) between two briquetting, be located between two briquetting and the sliding connection be in two splint (23) on the slide bar, be located between two splint and cup joint spring (24) on the slide bar and connect and be used for making one of them splint remove so that two splint are right on one of them briquetting the clamping piece mechanism presss from both sides tight fixed adjusting part (25).
2. The experimental tool for the tensile test of the battery welding tab according to claim 1, wherein the adjusting assembly comprises a slipknot bolt (251) in threaded connection with one of the pressing blocks and a movable rocker (252) connected to the slipknot bolt.
3. The experimental tool set forth in claim 1, wherein the other press block of the two press blocks is provided with a connection hole (211) for connection with a tensile machine for testing.
4. The experimental tool for the tensile test of the battery welding tab according to claim 1, wherein the clamping plate is inwardly recessed at a middle position of a surface of the clamping plate contacting the clamping plate.
5. The experimental tool for the tensile test of the battery welding tab according to claim 1, wherein the middle position of the opposite surfaces of the two clamping pieces is recessed inwards, and rubber layers are connected to the upper and lower ends of the two clamping pieces.
6. The experimental tool for the tensile test of the battery welding tab according to claim 1, wherein the four parallel sliding rods are arranged on the sliding rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921810476.6U CN211262967U (en) | 2019-10-25 | 2019-10-25 | Experiment frock for battery welding utmost point ear tensile test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921810476.6U CN211262967U (en) | 2019-10-25 | 2019-10-25 | Experiment frock for battery welding utmost point ear tensile test |
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| Publication Number | Publication Date |
|---|---|
| CN211262967U true CN211262967U (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921810476.6U Active CN211262967U (en) | 2019-10-25 | 2019-10-25 | Experiment frock for battery welding utmost point ear tensile test |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345346A (en) * | 2020-10-29 | 2021-02-09 | 广东技术师范大学 | Clamp for testing welding tension of battery cell |
| CN113029785A (en) * | 2021-03-12 | 2021-06-25 | 中航锂电科技有限公司 | Clamping mechanism and tensile force testing device for battery cover plate |
-
2019
- 2019-10-25 CN CN201921810476.6U patent/CN211262967U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345346A (en) * | 2020-10-29 | 2021-02-09 | 广东技术师范大学 | Clamp for testing welding tension of battery cell |
| CN112345346B (en) * | 2020-10-29 | 2023-12-08 | 广东技术师范大学 | Clamp for testing welding tension of battery cell |
| CN113029785A (en) * | 2021-03-12 | 2021-06-25 | 中航锂电科技有限公司 | Clamping mechanism and tensile force testing device for battery cover plate |
| CN113029785B (en) * | 2021-03-12 | 2022-03-04 | 中航锂电科技有限公司 | Clamping mechanism and tensile force testing device for battery cover plate |
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