CN216883496U - Electricity core clamping device and battery production facility - Google Patents
Electricity core clamping device and battery production facility Download PDFInfo
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- CN216883496U CN216883496U CN202123203885.XU CN202123203885U CN216883496U CN 216883496 U CN216883496 U CN 216883496U CN 202123203885 U CN202123203885 U CN 202123203885U CN 216883496 U CN216883496 U CN 216883496U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a battery cell clamping device and battery production equipment, wherein the battery cell clamping device comprises a clamping jaw for clamping a battery cell, and the clamping jaw comprises a first clamping part; the second clamping part is arranged opposite to the first clamping part, and the distance between the second clamping part and the first clamping part is adjustable; the first clamping block is arranged on the first clamping part in a swinging mode relative to the first clamping part, is positioned on one side, close to the second clamping part, of the first clamping part, and is limited in a first range relative to the swinging angle of the first clamping part; the second clamping block is arranged on the second clamping part in a swinging mode relative to the second clamping part, is positioned on one side, close to the first clamping part, of the second clamping part and is limited in a second range relative to the swinging angle of the first clamping part; wherein the clamping jaw is configured to clamp or unclamp the cell by the first clamping block and the second clamping block by adjusting a distance between the first clamping portion and the second clamping portion. The battery cell clamping device can clamp the battery cell more stably.
Description
Technical Field
The utility model relates to the field of battery production, in particular to a battery cell clamping device and battery production equipment.
Background
The clamping jaw of the battery clamping device for clamping the battery core 100 of the lithium battery in the prior art is mostly a pneumatic clamping jaw, as shown in fig. 1 and fig. 2, the clamping jaw comprises two opposite clamping parts 110, wear-resistant materials are arranged on the clamping parts, and the battery core 100 of the lithium battery is clamped later through opening and closing of the two opposite clamping parts 110. In the prior art, the clamping jaw is usually made longer, the surface of the battery cell 100 is sometimes not very flat, during the clamping process, the clamping portion 100 may be inclined or deformed as shown in fig. 2, and the clamping portion 110 may not be well attached to the surface of the battery cell 100, so that the clamping is unstable, and the battery cell drops. For a lithium battery, the dropping of a battery core is a very dangerous thing, which easily causes the short circuit of the positive and negative electrodes of the battery core below to generate the ignition and explosion of the battery core, and even can lead to the burning of a factory building and other consequences in serious conditions.
Disclosure of Invention
The utility model aims to provide a battery cell clamping device capable of clamping a battery cell more stably and battery production equipment applying the battery cell clamping device.
The utility model discloses a first aspect of a battery cell clamping device, which comprises a clamping jaw used for clamping two opposite surfaces of a battery cell, wherein the clamping jaw comprises:
a first clamping portion;
the second clamping part is arranged opposite to the first clamping part, and the distance between the second clamping part and the first clamping part is adjustable;
the first clamping block is arranged on the first clamping part in a swinging mode relative to the first clamping part, the first clamping block is positioned on one side, close to the second clamping part, of the first clamping part, and the swinging angle relative to the first clamping part is limited within a first range;
the second clamping block is arranged on the second clamping part in a swinging mode relative to the second clamping part, the second clamping block is positioned on one side, close to the first clamping part, of the second clamping part, and the swinging angle of the second clamping block relative to the first clamping part is limited within a second range;
wherein the clamping jaw is configured to clamp or unclamp the cell by the first and second clamping blocks by adjusting a distance of the first and second clamping portions.
In some embodiments, the first clamping block is hinged to the first clamping portion and/or the second clamping block is hinged to the second clamping portion.
In some embodiments, one side of the first clamping block, which is away from the second clamping portion, is provided with a first limiting groove, the extending direction of the first limiting groove is perpendicular to the connecting direction of the first clamping portion and the second clamping portion, the first clamping portion is matched with the first limiting groove, the clamping jaw further comprises a first pin shaft, the first pin shaft is connected with the groove wall of the first clamping portion and the first limiting groove so that the first clamping portion is hinged to the first clamping block, and the axis of the first pin shaft is perpendicular to the extending direction of the first limiting groove and perpendicular to the connecting direction of the first clamping portion and the second clamping portion.
In some embodiments, an end of the first clamping portion is located in the first limiting groove and a portion of the first clamping portion, which is engaged with the first limiting groove, is located between the groove bottom and the groove opening of the first limiting groove.
In some embodiments, the first clamping portion is in clearance fit with the first limiting groove along the axial direction of the first pin shaft.
In some embodiments, a surface of the first clamping block on a side close to the second clamping portion is a U-shaped surface, and the U-shaped surface is used for wrapping one end of the battery cell when the battery cell is clamped.
In some embodiments, the cell clamping device further includes a guide rail arranged along the horizontal direction, the clamping jaw further includes a first guide portion and a second guide portion fixedly connected to the first clamping portion and the second clamping portion, respectively, the first guide portion and the second guide portion are matched with the guide rail, the cell clamping device further includes a driving device, and the driving device is configured to drive the first guide portion and the second guide portion to move on the guide rail so as to adjust a distance between the first clamping portion and the second clamping portion
In some embodiments, the first guide portion and the second guide portion are each clearance fit with the guide rail.
In some embodiments, the first clamping block and the second clamping block are located below the guide rail in the vertical direction, the first clamping block and the first clamping portion are hinged to a first axis, the second clamping block and the second clamping portion are hinged to a second axis, and the first axis and the second axis are parallel to the horizontal direction.
The utility model discloses battery production equipment in a second aspect, which comprises any one of the battery cell clamping devices.
Based on the battery cell clamping device provided by the utility model, the first clamping block capable of swinging within a certain range is arranged on the first clamping part, and the second clamping block capable of swinging within a certain range is arranged on the second clamping part, so that when the first clamping part or the second clamping part for clamping the battery cell is inclined or the surface of the battery cell is not flat enough, the first clamping block and the second clamping block can automatically and adaptively swing in a small amplitude, the surface of the battery cell can be better attached, and the clamping of the clamping jaw on the battery cell is more stable and reliable.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model and do not constitute a limitation of the utility model. In the drawings:
fig. 1 is a schematic structural diagram of a cell clamping device for normally clamping a cell in the prior art;
fig. 2 is a schematic structural diagram of a clamping portion of a cell clamping device in the prior art, which is inclined or deformed;
fig. 3 is a schematic structural diagram of a battery cell clamping device according to an embodiment of the present invention;
fig. 4 is a schematic front view of the cell clamping device according to the embodiment shown in fig. 3;
fig. 5 is a schematic partial cross-sectional structural view of a cell clamping device according to the embodiment shown in fig. 3;
fig. 6 is a partial structural schematic diagram of a cell clamping device according to another embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 3 to 5, the cell clamping device includes a clamping jaw for clamping two opposite surfaces of the cell 100, and the clamping jaw includes a first clamping portion 1, a second clamping portion 2, a first clamping block 3, and a second clamping block 4.
The second clamping part 2 is arranged opposite to the first clamping part 1, and the distance between the second clamping part 2 and the first clamping part 1 is adjustable. The distance between the second clamping part 2 and the first clamping part 1 can be adjusted by driving the first clamping part 1 and the second clamping part 1 to approach each other by a driving device.
The first clamping block 3 is arranged on the first clamping part 1 in a swinging mode relative to the first clamping part 1, the first clamping block 3 is located on one side, close to the second clamping part 2, of the first clamping part 1, and the swinging angle of the first clamping block 3 relative to the first clamping part 1 is limited within a first range. Namely, the first clamping block 3 can swing relative to the first clamping part 1, the swing angle is limited in a first range, namely, the first clamping block 3 can swing freely in the first range, and the swing limit position is limited by the first clamping part 1.
The second clamping block 4 is arranged on the second clamping part 2 in a swinging mode relative to the second clamping part 2, the second clamping block 4 is located on one side, close to the first clamping part 1, of the second clamping part 2, and the swinging angle of the second clamping block 4 relative to the first clamping part 1 is limited within a second range. Like the first clamping block 4, the second clamping block 4 can swing relative to the second clamping part 2, the swing angle is limited within a second range, and the swing limit position of the second clamping block 4 is limited by the second clamping part 21. The first range and the second range may be different or the same.
Wherein, as shown in the figure, the clamping jaw is configured to clamp the battery cell 100 or release the battery cell 100 by the first clamping block 3 and the second clamping block 4 by adjusting the distance between the first clamping part 1 and the second clamping part 2. When centre gripping electric core promptly, first clamping part 1 and second clamping part 2 distance reduce, and first clamping part 1 and second clamping part 2 are close to each other, and first grip block 3 and second grip block 4 also distance reduce this moment, and both are also close to each other, carry out the centre gripping through first grip block 3 and second grip block 4 to electric core. When the first clamping portion 1 and the second clamping portion 2 are away from each other, the first clamping block 3 and the second clamping block 4 are also away from each other, thereby loosening the battery cell 100.
The electric core clamping device of this embodiment, through set up the first grip block 3 that can freely swing in the certain limit on first clamping part 1, and set up the second grip block 4 that can freely swing in the certain limit on second clamping part 2, when first clamping part 1 of centre gripping electric core 100 and second clamping part 2 produced the slope or electric core 100 surface is not smooth enough, first grip block 3 and second grip block 4 can do swing by a small margin with automatic adaptation, thereby can laminate the surface of electric core 100 better, make the clamping jaw more reliable and more stable to electric core 100's centre gripping.
In some embodiments, the first clamping block 3 is hinged to the first clamping part 1 and/or the second clamping block 4 is hinged to the second clamping part 2. In the embodiment shown in fig. 3 to 5, the first clamping block 3 is hinged to the first clamping portion 1, and the second clamping block 4 is hinged to the second clamping portion 2, so that the first clamping block 3 and the second clamping block 4 only swing relative to the first clamping portion 1 and the second clamping portion 2, respectively, and the movement is more controllable, more stable and more reliable.
In some embodiments, as shown in fig. 3 and 5, a first limiting groove 31 is disposed on a side of the first clamping block 3 away from the second clamping portion 2, an extending direction of the first limiting groove 31 is perpendicular to a connecting line direction of the first clamping portion 1 and the second clamping portion 2, the first clamping portion 1 is matched with the first limiting groove 31, the clamping jaw further includes a first pin 32, the first pin 32 is connected to groove walls of the first clamping portion 1 and the first limiting groove 31 to enable the first clamping portion 1 and the first clamping block 3 to be hinged, and an axis of the first pin 32 is perpendicular to the extending direction of the first limiting groove 31 and perpendicular to the connecting line direction of the first clamping portion 1 and the second clamping portion 2. As shown in the figure, the first clamping portion 1 is arranged in the first limiting groove 31, so that the size of the first clamping block in the direction perpendicular to the extending direction of the first limiting groove (i.e., the axial direction of the first pin shaft 32) can be increased, the clamping area between the first clamping block and the battery cell 100 can be increased, and the arrangement can also limit the excessive rotation of the first clamping block around the connecting line direction of the first clamping portion 1 and the second clamping portion 2 through the matching of the first clamping portion 1 and the two side groove walls of the first limiting groove 31. The connection and the disassembly between the first pin shaft 32 and the first clamping part 1 and the first clamping block 3 are more convenient and reliable. In the embodiment shown in the figures, the second clamping block 4 is further provided with a second limiting groove and a second pin 42, and the configuration of the second limiting groove and the second pin 42 is the same as that of the first limiting groove and the first pin 32.
In some embodiments, as shown in fig. 3 to 5, the end of the first clamping portion 1 is located in the first limiting groove 31 and the portion of the first clamping portion 1, which is matched with the first limiting groove 31, is located between the groove bottom and the groove opening of the first limiting groove 31. Namely, the part of the first clamping part 1, which is matched with the first limiting groove 31, is completely positioned in the first limiting groove 31. This arrangement helps to make the jaw compact and less bulky.
In some embodiments, as shown in the figures, the first clamping portion 1 is in clearance fit with the first limiting groove 31 along the axial direction of the first pin shaft 32. This setting can restrict first grip block effectively around the rotation by a wide margin of the line direction of first grip block 1 and second grip block 2, allows the small removal of first grip block 3 along the axis direction of first round pin axle simultaneously to can adjust more dimensions, with better laminating on electric core surface.
In some embodiments, as shown in fig. 3 and 5, a surface of the first clamping block 3 on a side close to the second clamping portion 2 is a U-shaped surface, and the U-shaped surface is used to wrap one end of the battery cell 100 when clamping the battery cell 100. In the embodiment shown in the figure, the U-shaped surface of the first clamping block 3 includes a first U-shaped surface 33, and the first U-shaped surface 33 surrounds the end of the battery cell 100 close to the first clamping block 3 from three sides of the battery cell 100, so that the clamping of the battery cell 100 can be more stable and reliable. In the embodiment shown in the figures, the surface of the second clamping block 4 on the side close to the first clamping part 1 is a U-shaped surface, and the U-shaped surface of the second clamping block 4 comprises a second U-shaped surface 43.
In some embodiments, as shown in fig. 6, the cell clamping device further includes a guide rail 7 disposed along the horizontal direction, the clamping jaw further includes a first guide portion 5 and a second guide portion 6 fixedly connected to the first clamping portion 1 and the second clamping portion 2, respectively, the first guide portion 5 and the second guide portion 6 are engaged with the guide rail 7, and the cell clamping device further includes a driving device for driving the first guide portion 5 and the second guide portion 6 to move on the guide rail 7 to adjust the distance between the first clamping portion 1 and the second clamping portion 2. The driving means includes an air cylinder, a hydraulic cylinder, a lead screw nut mechanism, and the like, for driving the first guide portion 5 and the second guide portion 6 to move on the guide rail 7. The movement and distance adjustment of the first clamping part 1 and the second clamping part 2 are more stable and reliable in the embodiment.
In some embodiments, as shown in fig. 6, the first guide portion 5 and the second guide portion 6 are each clearance-fitted with the guide rail 7. This arrangement makes the first guide part 5 and the second guide part 6 move more smoothly on the guide rail 7 without large inclination and swing, and makes the movement reliable and safe.
In some embodiments, as shown in fig. 3 to 5, the first clamping block 3 and the second clamping block 4 are located below the guide rail 7 in the vertical direction, the first clamping block 3 is hinged to the first clamping portion 1 on a first axis, the second clamping block 4 is hinged to the second clamping portion 2 on a second axis, and the first axis and the second axis are parallel to the horizontal direction. That is, in the present embodiment, the clamping jaw is located above the battery cell 100, and the clamping jaw clamps the battery cell 100 from the upper end thereof.
In some embodiments, the battery production equipment comprises any one of the cell clamping devices.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the utility model or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the utility model as defined by the appended claims.
Claims (10)
1. A cell clamping device, comprising a clamping jaw for clamping opposite surfaces of a cell (100), the clamping jaw comprising:
a first clamping portion (1);
the second clamping part (2) is arranged opposite to the first clamping part (1), and the distance between the second clamping part and the first clamping part (1) is adjustable;
the first clamping block (3) is arranged on the first clamping part (1) in a swinging mode relative to the first clamping part (1), the first clamping block (3) is located on one side, close to the second clamping part (2), of the first clamping part (1), and the swinging angle relative to the first clamping part (1) is limited within a first range;
the second clamping block (4) is arranged on the second clamping part (2) in a swinging mode relative to the second clamping part (2), the second clamping block (4) is located on one side, close to the first clamping part (1), of the second clamping part (2), and the swinging angle relative to the first clamping part (1) is limited within a second range;
wherein the clamping jaws are configured to clamp the battery cell (100) or release the battery cell (100) by means of the first clamping block (3) and the second clamping block (4) by adjusting the distance of the first clamping portion (1) and the second clamping portion (2).
2. The cell clamping device according to claim 1, characterized in that the first clamping block (3) is articulated to the first clamping portion (1) and/or the second clamping block (4) is articulated to the second clamping portion (2).
3. The cell clamping device according to claim 2, wherein a first limiting groove (31) is provided on a side of the first clamping block (3) away from the second clamping portion (2), the extending direction of the first limiting groove (31) is vertical to the connecting line direction of the first clamping part (1) and the second clamping part (2), the first clamping part (1) is matched with the first limiting groove (31), the clamping jaw further comprises a first pin shaft (32), the first pin shaft (32) is connected with the groove walls of the first clamping part (1) and the first limiting groove (31) so as to enable the first clamping part (1) to be hinged with the first clamping block (3), the axis of the first pin shaft (32) is perpendicular to the extending direction of the first limiting groove (31) and perpendicular to the connecting line direction of the first clamping part (1) and the second clamping part (2).
4. The cell holding device according to claim 3, wherein an end of the first holding portion (1) is located in the first limiting groove (31) and a portion of the first holding portion (1) engaged with the first limiting groove (31) is located between a groove bottom and a groove opening of the first limiting groove (31).
5. The cell clamping device according to claim 3, wherein the first clamping portion (1) is in clearance fit with the first limiting groove (31) along the axial direction of the first pin (32).
6. The cell clamping device according to claim 1, wherein a surface of the first clamping block (3) on a side close to the second clamping portion (2) is a U-shaped surface, and the U-shaped surface is used for wrapping one end of the cell (100) when clamping the cell (100).
7. The cell clamping device according to any one of claims 1 to 6, further comprising a guide rail (7) disposed along a horizontal direction, wherein the clamping jaw further comprises a first guide portion (5) and a second guide portion (6) fixedly connected to the first clamping portion (1) and the second clamping portion (2), respectively, the first guide portion (5) and the second guide portion (6) are engaged with the guide rail (7), and the cell clamping device further comprises a driving device for driving the first guide portion (5) and the second guide portion (6) to move on the guide rail (7) to adjust a distance between the first clamping portion (1) and the second clamping portion (2).
8. The cell clamping device according to claim 7, characterized in that the first guide (5) and the second guide (6) are in a clearance fit with the guide rail (7).
9. The cell clamping device according to claim 7, wherein the first clamping block (3) and the second clamping block (4) are located below the guide rail (7) in a vertical direction, the first clamping block (3) and the first clamping portion (1) are hinged to a first axis, the second clamping block (4) and the second clamping portion (2) are hinged to a second axis, and the first axis and the second axis are parallel to a horizontal direction.
10. A battery production apparatus, characterized by comprising a cell holding device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123203885.XU CN216883496U (en) | 2021-12-20 | 2021-12-20 | Electricity core clamping device and battery production facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123203885.XU CN216883496U (en) | 2021-12-20 | 2021-12-20 | Electricity core clamping device and battery production facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216883496U true CN216883496U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123203885.XU Active CN216883496U (en) | 2021-12-20 | 2021-12-20 | Electricity core clamping device and battery production facility |
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| Country | Link |
|---|---|
| CN (1) | CN216883496U (en) |
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2021
- 2021-12-20 CN CN202123203885.XU patent/CN216883496U/en active Active
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