CN213859334U - Electricity core clamping jaw - Google Patents
Electricity core clamping jaw Download PDFInfo
- Publication number
- CN213859334U CN213859334U CN202022467871.8U CN202022467871U CN213859334U CN 213859334 U CN213859334 U CN 213859334U CN 202022467871 U CN202022467871 U CN 202022467871U CN 213859334 U CN213859334 U CN 213859334U
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- clamping
- clamping jaw
- cell
- glue injection
- protective layer
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Abstract
An embodiment of the utility model provides an electricity core clamping jaw, include: the clamping jaws are provided with clamping surfaces, and a flexible protective layer used for being attached to the side surface of the battery cell is formed on each clamping surface; the glue injection structure is formed on the clamping jaw, and one end of the glue injection structure is formed between the clamping surface and the flexible protection layer; the utility model discloses can regularly pass through injecting glue structure injecting glue, ensure that flexible protective layer attaches in the clamping face of clamping jaw steadily, prevent that the phenomenon that flexible protective layer appears splitting glue or drops in long-term use to avoid electric core clamping jaw to cause the centre gripping damage to electric core in the clamping process.
Description
Technical Field
The utility model relates to a battery processing technology field especially relates to an electricity core clamping jaw.
Background
The battery core is the most important component of the battery, and the battery core can be assembled to form the battery after being sequentially processed by the processes of mechanical/ultrasonic kneading, encapsulation, shell entering, current collecting disc welding, tab bending and the like. Therefore, the performance of the battery core has direct influence on the performance of the battery, and the preparation process of the battery core before the battery is assembled is very important.
At present, at the in-process of electric core processing, no matter be to the material loading of electric core, still to rub the ultrasonic wave of electric core tip flat with machinery and rub flat, and to the line operation of changeing of electric core in the current collection dish welding, all use the electric core clamping jaw in these links, wherein, the electric core clamping jaw includes two clamping jaws that can move in opposite directions usually, and the clamping jaw has the clamping face that corresponds electric core side.
In the actual use process, in order to effectively protect the side surface of the battery cell in the clamping process, a flexible protective layer is formed on the clamping surface of the clamping jaw in a gluing or electrostatic spraying mode and is used for being in contact with the side surface of the battery cell. Because the clamping jaw is the metal material usually, and flexible protective layer is the non-metallic material, is difficult to combine as an organic whole steadily between the two, and in the in-process of long-term use, the flexible protective layer appears opening easily, drops from the clamping face of clamping jaw even, leads to the very easily centre gripping damage to electric core that leads to the electric core clamping jaw.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides an electricity core clamping jaw for solve the flexible protective layer on the current electric core clamping jaw and appear opening glue easily, lead to electric core clamping jaw very easily to cause the problem of centre gripping damage to electric core.
An embodiment of the utility model provides an electricity core clamping jaw, include: the clamping jaws are provided with clamping surfaces, and a flexible protective layer used for being attached to the side surface of the battery cell is formed on each clamping surface; the glue injection structure is formed on the clamping jaw, and one end of the glue injection structure is formed between the clamping surface and the flexible protective layer.
According to the utility model discloses an electric core clamping jaw, the injecting glue structure is the injecting glue groove, the injecting glue groove form in on the wall of clamping jaw, the injecting glue groove is followed at least one edgewise of clamping face is arranged.
According to the utility model discloses an electric core clamping jaw, the injecting glue structure is the injecting glue hole, the injecting glue hole form in the clamping jaw, the one end in injecting glue hole stretch to the clamping face, the other end stretch to keep away from on the clamping jaw the wall of clamping face.
According to the utility model discloses an electric core clamping jaw, still be formed with limit structure on the clamping jaw, limit structure follows at least one edgewise of clamping face is arranged, limit structure have the backstop in the bayonet socket on the edge of flexible protective layer.
According to the battery cell clamping jaw provided by the embodiment of the utility model, the clamping surface is of a rough surface structure; and/or the clamping surface comprises a combined surface formed by at least one of a plane part and an arc surface part.
According to the utility model discloses an electric core clamping jaw, flexible protective layer is the antistatic glue film, the thickness of antistatic glue film is 3-5 mm.
According to the utility model discloses an electric core clamping jaw, the clamping jaw is used for following the axial of electric core is equipped with a plurality of press from both sides and indicates side by side, press from both sides and indicate to be formed with the clamping face.
According to the utility model discloses an electric core clamping jaw still includes actuating mechanism, actuating mechanism's output is connected the clamping jaw, with the drive the clamping jaw is close to mutually or keeps away from mutually.
According to the utility model discloses an electric core clamping jaw, actuating mechanism includes clamping jaw cylinder or electronic fixture, clamping jaw cylinder or electronic fixture's exposed core is connected the clamping jaw.
According to the utility model discloses an electric core clamping jaw, actuating mechanism still includes two mutual disposition's sharp actuating mechanism, sharp actuating mechanism's output is connected the clamping jaw.
The embodiment of the utility model provides a pair of electricity core clamping jaw, through set up the injecting glue structure on the clamping jaw to set up the one end of injecting glue structure between the clamping face and the flexible protective layer of clamping jaw, then can regularly pass through injecting glue structure injecting glue, in order to ensure that flexible protective layer attaches in the clamping face of clamping jaw steadily, prevent that the phenomenon that the flexible protective layer appears splitting glue or drops in long-term use, thereby avoid electric core clamping jaw to cause the centre gripping damage to electric core in clamping process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a first cell clamping jaw provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a first type of clamping jaw based on the battery cell clamping jaw shown in fig. 1 according to the embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure view of a first clamping jaw of the cell clamping jaw shown in fig. 1 according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first view angle of a second type of clamping jaw based on the cell clamping jaw shown in fig. 1 according to the embodiment of the present invention;
fig. 5 is a schematic structural diagram of a second view angle of a second type of clamping jaw based on the cell clamping jaw shown in fig. 1 according to the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a second cell clamping jaw provided in an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a clamping jaw of a cell clamping jaw according to an embodiment of the present invention, which is shown in fig. 6.
In the figure, 1, a driving mechanism; 11. a linear drive mechanism; 2. a clamping jaw; 20. clamping fingers; 21. a flexible protective layer; 22. a glue injection structure; 23. an installation position; 3. and (5) battery cores.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 7, the present embodiment provides a cell clamping jaw, which includes a driving mechanism 1 and at least two clamping jaws 2, wherein an output end of the driving mechanism 1 is connected to the clamping jaws 2 to drive the clamping jaws 2 to approach or move away from each other; the clamping jaw 2 is provided with a clamping surface, and a flexible protective layer 21 used for being attached to the side surface of the battery cell 3 is formed on the clamping surface; a glue injection structure 22 is formed on the clamping jaw 2, and one end of the glue injection structure 22 is formed between the clamping surface and the flexible protection layer 21.
Specifically, the shown electric core clamping jaw of this embodiment is through setting up injecting glue structure 22 on its clamping jaw 2 to set up the one end of injecting glue structure 22 between clamping face and the flexible protective layer 21 of clamping jaw 2, then can regularly pass through injecting glue structure 22 injecting glue, in order to ensure that flexible protective layer 21 attaches in the clamping face of clamping jaw 2 steadily, prevent that flexible protective layer 21 from appearing out of glue or the phenomenon that drops in long-term use process, thereby avoid electric core clamping jaw to cause the centre gripping damage to electric core 3 in clamping process.
It should be noted here that, in the production of an electric core, the electric core clamping jaw shown in fig. 1 may be adopted to be used for the feeding of the electric core and the wire-transferring operation of the electric core in the welding of the current collecting plate, at this time, the driving mechanism 1 of the electric core clamping jaw may be a clamping jaw cylinder or an electric clamping mechanism, when the electric core clamping jaw only has two clamping jaws, the clamping end of the clamping jaw cylinder or the electric clamping mechanism may be directly connected with the two clamping jaws, where the electric clamping mechanism may include a servo motor and a lead screw transmission mechanism, the output end of the servo motor is connected with the lead screw of the lead screw transmission mechanism, and the lead screw transmission mechanism is used for driving the sliding block to move relative to the fixed block, so that the two clamping jaws may be correspondingly installed on the sliding block and the fixed block to clamp the target object (electric core).
Meanwhile, the cell clamping jaw shown in fig. 6 may also be adopted in this embodiment, so as to fix and position the cell 3 when performing ultrasonic flattening and mechanical flattening on the end portion of the cell, at this time, the driving mechanism 1 of the cell clamping jaw further includes two linear driving mechanisms 11 arranged oppositely, each linear driving mechanism 11 is mounted on a corresponding fixing support, and the output end of the linear driving mechanism 11 is connected with the clamping jaw 2, where the linear driving mechanism 11 may be an air cylinder or an electric push rod as well known in the art.
In addition, the flexible protective layer 21 shown in this embodiment may be a sponge layer, a cotton layer or a super glue layer, which are well known in the art. In one embodiment, in order to prevent solid impurities from adhering to the clamping surface of the clamping jaw 2 due to electrostatic interaction while effectively protecting the battery cell 3, the flexible protective layer 21 shown in this embodiment may also be an antistatic adhesive layer known in the art, and the thickness of the antistatic adhesive layer may be 3-5 mm.
It should be noted that the clamping jaw 2 shown in this embodiment may be prepared by injection molding, the material of the anti-static adhesive layer shown in this embodiment may specifically be blue anti-static adhesive, and after the clamping jaw 2 is formed by injection molding, the anti-static adhesive layer may be further integrated with the clamping surface on the clamping jaw 2 by injection molding.
In one preferred embodiment, the glue injection structure 22 shown in this embodiment is a glue injection groove, the glue injection groove is formed on the wall surface of the clamping jaw 2, and the glue injection groove is arranged along at least one edge of the clamping surface.
Specifically, the glue injection groove shown in this embodiment may be a continuous groove-shaped structure, or may be an intermittent groove-shaped structure, as long as the glue injection groove is arranged along the edge of the clamping surface. Through regularly to injecting glue in the injecting glue groove, can glue the border of flexible protective layer 21 and the border of clamping face steadily and glue as an organic whole, prevent to take place to split at the border department of flexible protective layer 21.
As shown in fig. 3 and fig. 5, in another preferred embodiment, the glue injection structure 22 shown in this embodiment is a glue injection hole, the glue injection hole is formed in the clamping jaw 2, one end of the glue injection hole extends to the clamping surface, and the other end extends to a wall surface of the clamping jaw 2 far away from the clamping surface. Wherein, for the convenience of injecting glue, can design a plurality of injecting glue holes to with injecting glue hole design step-like structure, the aperture that injecting glue hole is used for stretching to the one end of clamping face is less than the aperture that stretches to the one end of the wall on the clamping jaw 2.
In a further preferred embodiment, the holding jaw 2 shown in this embodiment is further formed with a limiting structure, the limiting structure is arranged along at least one edge of the holding surface, and the limiting structure has a bayonet stopping at the edge of the flexible protection layer 21. Wherein, limit structure should avoid taking place direct contact with the side of electric core 3 on setting up the position, perhaps, the thickness of flexible protective layer 21 should be greater than the height that limit structure formed on the clamping face to when preventing that electric core clamping jaw from forming the centre gripping to electric core 3, limit structure direct rigidity acts on the side of electric core 3, leads to causing the centre gripping damage to electric core 3.
In a further preferred embodiment, in order to prevent the flexible protection layer 21 from falling off from the clamping surface of the clamping jaw 2, the clamping surface may be designed to be a rough surface structure to enhance the contact friction force between the flexible protection layer 21 and the clamping surface.
Meanwhile, the clamping surface can be designed into a combined surface formed by at least one of a plane part and an arc surface part. Here, by designing the clamping surface as a combined surface, the contact area and the contact friction force between the clamping surface and the flexible protection layer 21 can be effectively increased, and the flexible protection layer 21 is prevented from being separated and falling off.
As shown in fig. 2 to 5, the holding surface of the present embodiment is a combination surface formed by two plane portions, and the angle formed by the two plane portions is 135 °. Of course, the clamping surface may be a combination surface formed by a plurality of arc-shaped portions, or may be a combination surface formed by a plurality of plane portions and a plurality of arc-shaped portions, which is not limited herein.
As shown in fig. 7, the clamping surface in this embodiment may also be a single semicircular arc surface, so as to better clamp and fix the battery cell 3 when the end of the battery cell 3 is flattened.
Based on the improvement of the above embodiment, the clamping jaw 2 shown in this embodiment is used for being provided with a plurality of clamping fingers 20 side by side along the axial direction of the battery core 3, a clamping surface is formed on the clamping finger 20, wherein the clamping jaw 2 is further provided with an installation position 23, and the clamping finger 20 is located at one end of the clamping jaw 2 far away from the installation position 23. Through set up a plurality of clamp fingers 20 on clamping jaw 2, be adaptable to the length of electric core 3, form the multiple spot centre gripping to electric core 3, ensure the reliability to electric core 3 centre gripping.
As shown in fig. 2 and fig. 3, under the condition that the length of the battery cell 3 is short or the requirement for clamping the battery cell 3 is not high, a clamping finger 20 is specifically disposed on the clamping jaw 2 of the first battery cell clamping jaw in this embodiment, a flexible protective layer 21 is formed on a clamping surface of the clamping finger 20, a glue injection hole is further formed on the clamping finger 20, one end of the glue injection hole extends to the clamping surface, and the other end extends to a wall surface of a side of the clamping finger 20, which is far away from the clamping surface.
As shown in fig. 4 and 5, when the length of the battery cell 3 is relatively long, two clamping fingers 20 are specifically disposed on the clamping jaw 2 of the first battery cell clamping jaw according to this embodiment, the two clamping fingers are located at two sides of the mounting position 23, and each clamping finger 20 is also provided with a flexible protection layer 21 and a glue injection hole corresponding to the flexible protection layer 21.
As shown in fig. 7, the clamping jaw 2 of the second cell clamping jaw of the embodiment is specifically provided with two clamping fingers 20, so as to ensure that the cell 3 is better clamped and fixed and the side wall of the cell 3 is effectively protected when the end of the cell 3 is flattened.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A cell clamping jaw, comprising:
the clamping jaws are provided with clamping surfaces, and a flexible protective layer used for being attached to the side surface of the battery cell is formed on each clamping surface;
the glue injection structure is formed on the clamping jaw, and one end of the glue injection structure is formed between the clamping surface and the flexible protective layer.
2. The cell clamping jaw according to claim 1, wherein the glue injection structure is a glue injection groove formed in a wall surface of the clamping jaw, and the glue injection groove is arranged along at least one edge of the clamping surface.
3. The cell clamping jaw according to claim 1, wherein the glue injection structure is a glue injection hole, the glue injection hole is formed in the clamping jaw, one end of the glue injection hole extends to the clamping surface, and the other end of the glue injection hole extends to a wall surface of the clamping jaw, which is far away from the clamping surface.
4. The cell clamping jaw according to claim 1, further comprising a stopper structure formed thereon, the stopper structure being arranged along at least one edge of the clamping surface, the stopper structure having a bayonet that is stopped at the edge of the flexible protective layer.
5. The cell clamping jaw of claim 1, wherein the clamping surface is a roughened surface structure; and/or the clamping surface comprises a combined surface formed by at least one of a plane part and an arc surface part.
6. The cell clamping jaw according to any one of claims 1 to 5, wherein the flexible protective layer is an antistatic adhesive layer, and the thickness of the antistatic adhesive layer is 3-5 mm.
7. The cell clamping jaw according to any one of claims 1 to 5, wherein the clamping jaw is configured to have a plurality of clamping fingers arranged side by side in an axial direction of the cell, and the clamping fingers are formed with the clamping surfaces.
8. The cell clamping jaw according to any one of claims 1 to 5, further comprising a driving mechanism, wherein an output end of the driving mechanism is connected to the clamping jaw to drive the clamping jaw to approach or move away from each other.
9. The cell clamping jaw of claim 8, wherein the driving mechanism comprises a clamping jaw cylinder or an electric clamping mechanism, and a clamping end of the clamping jaw cylinder or the electric clamping mechanism is connected with the clamping jaw.
10. The cell clamping jaw of claim 8, wherein the drive mechanism further comprises two oppositely disposed linear drive mechanisms, and wherein output ends of the linear drive mechanisms are connected to the clamping jaw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022467871.8U CN213859334U (en) | 2020-10-30 | 2020-10-30 | Electricity core clamping jaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022467871.8U CN213859334U (en) | 2020-10-30 | 2020-10-30 | Electricity core clamping jaw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213859334U true CN213859334U (en) | 2021-08-03 |
Family
ID=77052771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022467871.8U Active CN213859334U (en) | 2020-10-30 | 2020-10-30 | Electricity core clamping jaw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213859334U (en) |
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2020
- 2020-10-30 CN CN202022467871.8U patent/CN213859334U/en active Active
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