CN219393462U

CN219393462U - Appearance shaping device

Info

Publication number: CN219393462U
Application number: CN202320615769.9U
Authority: CN
Inventors: 彭建; 李清晖; 王明辉; 李峥; 冯玉川
Original assignee: Yichun Qingtao Energy Technology Co ltd
Current assignee: Yichun Qingtao Energy Technology Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-07-21
Anticipated expiration: 2033-03-27

Abstract

The utility model relates to the technical field of battery production, and discloses an appearance shaping device. The appearance shaping device comprises a base, an adsorption transfer part and a shaping part, wherein a step structure is arranged on the base; the adsorption transfer part comprises a driving component and an adsorption component, the adsorption component can adsorb the part to be adsorbed, and the driving component is configured to drive the adsorption component to move so as to transfer the part to be shaped adsorbed by the adsorption component to the base, and the part to be bent is opposite to the lower side of the step structure; the shaping part is configured to press the to-be-bent part on one side of the step structure, so that the to-be-bent part bends relative to the to-be-adsorbed part. Through setting up step structure on the base, the plastic portion can be with waiting to bend the portion of bending and form the portion of bending along step structure, and the portion of bending can be treated the absorption portion and produce decurrent pulling force effect to prevent to wait that the plastic piece from upwards taking place phenomenon such as warpage, fold, thereby guarantee the processingquality of electric core.

Description

Appearance shaping device

Technical Field

The utility model relates to the technical field of battery production, in particular to an appearance shaping device.

Background

Lithium ion batteries are secondary batteries (rechargeable batteries) that operate primarily by movement of lithium ions between a positive electrode and a negative electrode, li during charge and discharge ⁺ Between two electrodes, li is inserted and removed back and forth during charging ⁺ De-intercalation from the positive electrode, and intercalation into the negative electrode through the electrolyte, wherein the negative electrode is in a lithium-rich state; the opposite is true when discharging. The lithium ion battery generally comprises a metal shell lithium battery and a soft package lithium battery, wherein the soft package lithium battery is only a layer of polymer shell sleeved on the liquid lithium ion battery, and is structurally packaged by an aluminum plastic film, so that the soft package battery can only be inflated to split at most under the condition of potential safety hazard, and does not explode like the metal shell lithium battery, and therefore, the use safety of the soft package lithium battery is higher. This also requires good heat sealing properties, insulation, mechanical strength and ductility for the aluminum plastic film structure for soft-pack lithium batteries.

The plastic-aluminum membrane structure for the soft package lithium battery generally comprises a plastic-aluminum membrane body, wherein a battery core accommodating groove and a gas bag accommodating groove are formed in the plastic-aluminum membrane body, the battery core accommodating groove is used for accommodating a battery core, the gas bag accommodating groove is used for accommodating the gas bag, and gas generated by the battery core in formation operation can enter the gas bag. However, in the production and processing process, the air bag is easy to deform, so that the aluminum plastic film body is easy to warp, fold and the like at the position close to the air bag accommodating groove, the deformed position can also interfere with a processing mechanism arranged around, and the phenomena of scrapping of a battery cell and shutdown treatment of the processing mechanism can be caused to influence the processing process.

Therefore, there is a need to provide an appearance shaping device to solve the above-mentioned problems.

Disclosure of Invention

Based on the above, the utility model aims to provide an appearance shaping device which can prevent the air bag from deforming and ensure the processing quality and the processing progress of the battery cell.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an outward appearance shaping device for wait to reshape the piece and carry out plastic operation, wait to reshape the piece and wait to adsorb portion and wait to bend portion, outward appearance shaping device includes:

the base is provided with a step structure;

the adsorption transfer part comprises a driving component and an adsorption component, the adsorption component can adsorb the part to be adsorbed, and the driving component is configured to drive the adsorption component to move so as to transfer the part to be shaped adsorbed by the adsorption component to the base, and enable the part to be bent to face to one side of the lower step structure;

and the shaping part is configured to press the part to be bent on one side of the lower step structure so as to bend the part to be bent relative to the part to be adsorbed.

As a preferred embodiment of the appearance shaping device provided by the present utility model, the adsorption assembly includes:

the support plate is connected to the output end of the driving assembly;

the adsorption piece is arranged on the supporting plate and is communicated with the vacuum pump through a vacuum adsorption pipeline.

As a preferable scheme of the appearance shaping device provided by the utility model, the adsorption piece is a sucker, and a plurality of suckers are arranged on the supporting plate in an array.

As a preferable scheme of the appearance shaping device provided by the utility model, the absorbing piece is of a flat plate structure, a first absorbing hole is arranged on the flat plate structure, and the first absorbing hole is communicated with the vacuum absorbing pipeline.

As a preferable scheme of the appearance shaping device provided by the utility model, the bottom of the adsorption piece is provided with a buffer piece, and the buffer piece is provided with a second adsorption hole corresponding to the first adsorption hole.

As a preferable scheme of the appearance shaping device provided by the utility model, the shaping part comprises a connecting end and a crimping end which are connected, wherein one end of the connecting end far away from the crimping end is connected with the output end of the driving assembly, and the crimping end can press the part to be bent on one side with a low step structure.

As a preferable mode of the appearance shaping device provided by the utility model, in the vertical direction, the height of the crimping end is lower than the height of the adsorption surface of the adsorption component; or alternatively

In the vertical direction, the height of the crimping end is equal to the height of the adsorption surface of the adsorption component.

As a preferable scheme of the appearance shaping device provided by the utility model, the connecting end and the crimping end are of an integrated structure; or alternatively

The connecting end and the crimping end are of split type structures.

As a preferable scheme of the appearance shaping device provided by the utility model, the connecting end and the crimping end are provided with lightening holes.

As a preferable scheme of the appearance shaping device provided by the utility model, the base comprises an operation platform and a shaping cushion block, wherein the shaping cushion block is arranged on the operation platform, and the step structure is formed between the side wall of the shaping cushion block and the top surface of the operation platform.

As a preferable scheme of the appearance shaping device provided by the utility model, the base comprises an operation platform and a groove structure arranged on the operation platform, the shaping part is abutted with the groove structure after being pressed down, and the part to be bent is pressed into the groove structure.

The beneficial effects of the utility model are as follows:

the utility model provides an appearance shaping device which comprises a base, an adsorption transfer part and a shaping part, wherein a step structure is arranged on the base; the adsorption transfer part comprises a driving component and an adsorption component, the adsorption component can adsorb the part to be adsorbed, and the driving component is configured to drive the adsorption component to move so as to transfer the part to be shaped adsorbed by the adsorption component to the base, and the part to be bent is opposite to the lower side of the step structure; the shaping part is configured to press the to-be-bent part on one side of the step structure, so that the to-be-bent part bends relative to the to-be-adsorbed part. Through setting up step structure on the base, the plastic portion can be with waiting to bend the portion of bending and form the portion of bending along step structure, and the portion of bending can be treated the absorption portion and produce decurrent pulling force effect to prevent to wait that the plastic piece from upwards taking place phenomenon such as warpage, fold, thereby guarantee the processingquality and the processing progress of electric core.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.

Fig. 1 is a schematic structural diagram of an aluminum plastic film body according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of an appearance shaping device according to a first embodiment of the present utility model;

fig. 3 is a schematic structural diagram of an appearance shaping device according to a second embodiment of the present utility model.

In the figure:

100-an aluminum plastic film body; 101-a first accommodating groove; 102-a second accommodation groove; 10-a part to be adsorbed; 20-a part to be bent;

1-a base; 11-an operating platform; a 111-step structure; 12-shaping cushion blocks;

a 2-adsorption transfer section; 21-a drive assembly; a 22-adsorption module; 221-supporting plates; 222-absorbent member; 223-vacuum adsorption line;

3-shaping part; 31-connecting ends; 32-crimping end.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Example 1

The embodiment provides an appearance shaping device which is mainly used for shaping an aluminum plastic film structure for a battery. As shown in fig. 1, the aluminum plastic film structure for a battery comprises an aluminum plastic film body 100, an electric core and an air bag, wherein a first accommodating groove 101 for accommodating the electric core and a second accommodating groove 102 for accommodating the air bag are arranged on the aluminum plastic film body 100. In this embodiment, the to-be-shaped member specifically refers to the plastic-aluminum film body 100. For convenience of description, as shown in fig. 1, a straight line L where an edge of the second accommodating groove 102 far from the first accommodating groove 101 is taken as a boundary line, the left side is the portion to be absorbed 10 of the workpiece to be shaped, and the right side is the portion to be bent 20 of the workpiece to be shaped.

In the production and processing process, the air bag is easy to deform, so that the aluminum plastic film body 100 is easy to warp and fold upwards at the position close to the second accommodating groove 102, the deformed position can also interfere with a processing mechanism arranged around, and the phenomena of scrapping of a battery cell and shutdown treatment of the processing mechanism can be caused to influence the processing process.

In order to solve the above-mentioned problems, as shown in fig. 2, the present embodiment provides an appearance shaping device comprising a base 1, an adsorption transfer portion 2, and a shaping portion 3, wherein a step structure 111 is provided on the base 1; the adsorption transfer part 2 comprises a driving component 21 and an adsorption component 22, the adsorption component 22 can adsorb the part 10 to be adsorbed, the driving component 21 is configured to drive the adsorption component 22 to move so as to transfer the part to be shaped adsorbed by the adsorption component to the base 1, and the part 20 to be bent is opposite to the lower side of the step structure 111; the shaping portion 3 is configured to press the portion to be bent 20 against a lower side of the step structure 111, so that the portion to be bent 20 is bent with respect to the portion to be adsorbed 10. Through setting up step structure 111 on base 1, plastic portion 3 can be with waiting to bend portion 20 along step structure 111 to form the portion of bending in the one side that plastic-aluminum membrane body 100 is close to second accommodation groove 102, the portion of bending can be treated the absorption portion 10 and produce decurrent pulling force effect, thereby prevents that the plastic-aluminum membrane body 100 from being close to the one side of second accommodation groove 102 and upwards taking place phenomena such as warpage, fold, thereby guarantees the processingquality and the course of working of electric core.

In this embodiment, the base 1 includes an operation platform 11 and a shaping cushion block 12, the shaping cushion block 12 is disposed on the operation platform 11, and the step structure 111 is formed between the sidewall of the shaping cushion block 12 and the top surface of the operation platform 11. By adopting the arrangement mode, the processing is convenient, and the manufacturing cost of the appearance shaping device can be reduced.

Of course, in other embodiments, the base 1 includes an operation platform 11 and a groove structure disposed on the operation platform 11, and the shaping portion 3 abuts against the groove after being pressed down, and presses the portion to be bent 20 into the groove, so as to achieve bending of the portion to be bent 20.

Note that, the portion to be bent 20 facing the step structure 111 means: the parting line L is flush with the right edge of the shaping pad 12 (see fig. 2).

Alternatively, the shaping pad 12 may be glued to the operating platform 11, or screws may be used to attach the shaping pad 12 to the operating platform 11.

Further, the adsorption assembly 22 includes a support plate 221 and an adsorption member 222, and the support plate 221 is connected to an output end of the driving assembly 21; the adsorption member 222 is disposed on the support plate 221, and the adsorption member 222 communicates with the vacuum pump through a vacuum adsorption line 223. The adsorbing member 222 can closely adsorb the shaping member to be shaped under the evacuation of the vacuum pump.

Optionally, the adsorbing member 222 is a suction cup, and a plurality of suction cups are disposed on the supporting plate 221 in an array. The sucking discs adsorb the part to be shaped simultaneously, so that the contact area between the adsorption component 22 and the part to be shaped can be increased, the adsorption effect is improved, and the part to be shaped is prevented from falling in the transferring process. In the embodiment, the number of the sucking discs is four, the four sucking discs are arranged at intervals along the circumferential direction of the supporting plate 221, and when the part to be shaped is sucked, the four sucking discs can respectively suck four corners of the battery cell, so that the suction stability is good; and the setting reduces the quantity of sucking discs under the prerequisite of guaranteeing adsorption stability to reduce the manufacturing cost of this outward appearance plastic device. Of course, in other embodiments, the number of suction cups may be three, five, six or more, which is not limited in this embodiment.

Optionally, the sucker is made of flexible materials, so that the damage to the surface of the battery cell caused by the suction assembly 22 in the process of grabbing the part to be shaped can be prevented. Illustratively, the sucker is made of rubber, has good buffering performance and is low in manufacturing cost.

In this embodiment, the driving assembly 21 may be a four-axis manipulator, a six-axis manipulator or other driving mechanism with linear driving and/or rotational driving functions, and the specific structure of the driving assembly 21 is not limited in this embodiment.

Further, the shaping portion 3 includes a connecting end 31 and a crimping end 32 which are connected, one end of the connecting end 31 away from the crimping end 32 is connected with the output end of the driving assembly 21, and the crimping end 32 can press the portion to be bent 20 on the lower side of the step structure 111. By adopting the arrangement mode, the driving assembly 21 can drive the adsorption assembly 22 and the shaping part 3 to synchronously move, the number of the driving assemblies 21 is reduced, the manufacturing cost is reduced, and the shaping efficiency can be improved. Alternatively, the connection end 31 and the crimping end 32 are vertically connected, so that the impact force of the portion 20 to be bent when the crimping end 32 moves downward can be increased, and the shaping effect can be ensured.

Since the step structure 111 is formed by the height difference between the operation platform 11 and the shaping pad 12 in the present embodiment, the step structure 111 can be formed on both left and right sides of the shaping pad 12 as shown in fig. 2.

In one embodiment, the lower surface of the crimping end 32 is flush with the adsorption surface of the adsorption component 22, so when the to-be-bent portion 20 is bent, the driving component 21 needs to drive the adsorption component 22 to place the adsorbed to-be-shaped piece in the left step structure 111 on the operation platform 11, and meanwhile, the crimping end 32 can just press the to-be-bent portion 20 to the lower side of the right step structure 111, so as to complete the shaping operation of the to-be-shaped piece. In the shaping process, the adsorption component 22 can always maintain the adsorption function of the portion to be adsorbed 10, so that the crimp end 32 is prevented from moving to the left side of the portion to be adsorbed 10 when the portion to be bent 20 is pressed, and the bending effect of the portion to be bent 20 is prevented from being influenced.

In another embodiment, the height of the lower surface of crimp end 32 may be lower than the height of the suction face of suction assembly 22. At this time, the driving assembly 21 can finish the shaping operation of the portion 20 to be bent by the crimping end 32 in the process of driving the adsorption assembly 22 to drive the piece to be shaped to approach the operation platform 11, so as to further improve the shaping efficiency.

Further, the weight reducing holes are formed in the connecting end 31 and the pressing end 32, so that the weight of the shaping part 3 can be reduced, the load of the driving assembly 21 can be reduced, and the stability of the whole appearance shaping device can be improved.

Optionally, the connecting end 31 and the crimping end 32 are of an integrated structure, so that the processing is convenient, the time for mutually assembling a plurality of parts can be omitted, and the processing efficiency is improved. Of course, in other embodiments, the connection end 31 and the compression end 32 may be a split structure, and connected by a clamping connection, a bolt connection, or the like.

The appearance shaping device provided by the embodiment has the advantages of simple structure, small occupied space, lower manufacturing cost and higher shaping efficiency.

Example two

As shown in fig. 3, the present embodiment provides an appearance shaping device having a structure substantially the same as that of the appearance shaping device provided in the first embodiment, except that the absorbent member 222 has a different structure.

Specifically, in the present embodiment, the suction member 222 has a flat plate structure, and the flat plate structure is provided with a first suction hole, and the first suction hole is connected to the vacuum suction pipe 223. By adopting the arrangement mode, the contact area between the adsorption piece 222 and the part to be adsorbed 10 is further increased, the stability of the part to be shaped in the grabbing or transferring process is improved, the adsorption piece 222 and the battery cell can be rapidly separated,

in order to prevent the cell from making hard contact with the adsorption member 222, a buffer member is disposed at the bottom of the adsorption member 222, and a second adsorption hole corresponding to the first adsorption hole is disposed on the buffer member. Optionally, the buffer member can be made of rubber material, so that the buffer effect is good, and the manufacturing cost is low.

Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims

1. Appearance shaping device for wait to reshape the piece and carry out plastic operation, wait to reshape the piece and include wait that absorption portion (10) and wait to bend portion (20), its characterized in that, appearance shaping device includes:

the base (1), the base (1) is provided with a step structure (111);

the adsorption transfer part (2) comprises a driving assembly (21) and an adsorption assembly (22), wherein the adsorption assembly (22) can adsorb the part (10) to be adsorbed, the driving assembly (21) is configured to drive the adsorption assembly (22) to move so as to transfer the part to be shaped adsorbed by the adsorption assembly to the base (1), and the part (20) to be bent is opposite to the lower side of the step structure (111);

and the shaping part (3) is configured to press the part (20) to be bent on the lower side of the step structure (111) so as to bend the part (20) to be bent relative to the part (10) to be adsorbed.

2. The appearance-shaping device according to claim 1, characterized in that the suction assembly (22) comprises:

-a support plate (221) connected to the output of the drive assembly (21);

the adsorption piece (222) is arranged on the supporting plate (221), and the adsorption piece (222) is communicated with the vacuum pump through a vacuum adsorption pipeline (223).

3. The appearance shaping device according to claim 2, wherein the suction member (222) is a suction cup, a plurality of suction cups being arranged in an array on the support plate (221).

4. The appearance shaping device according to claim 2, wherein the suction member (222) is a plate-like structure provided with a first suction hole, and the first suction hole is communicated with the vacuum suction pipe (223).

5. The appearance shaping device according to claim 4, wherein a buffer member is provided at a bottom of the suction member (222), and a second suction hole corresponding to the first suction hole is provided on the buffer member.

6. The appearance shaping device according to claim 1, characterized in that the shaping part (3) comprises a connecting end (31) and a crimping end (32) which are connected, wherein the end of the connecting end (31) remote from the crimping end (32) is connected with the output end of the driving assembly (21), and the crimping end (32) can press the part (20) to be bent on the lower side of the step structure (111).

7. The appearance-shaping device according to claim 6, characterized in that the height of the crimp end (32) is lower than the height of the suction surface of the suction assembly (22) in the vertical direction; or alternatively

In the vertical direction, the height of the crimping end (32) is equal to the height of the adsorption surface of the adsorption assembly (22).

8. The appearance-shaping device according to claim 6, characterized in that the connecting end (31) and the crimping end (32) are of one-piece construction; or alternatively

The connecting end (31) and the crimping end (32) are of a split type structure.

9. The appearance-shaping device according to claim 7, characterized in that the connecting end (31) and the crimping end (32) are each provided with a lightening hole.

10. The appearance shaping device according to any one of claims 1-9, characterized in that the base (1) comprises an operating platform (11) and shaping pads (12), the shaping pads (12) being arranged on the operating platform (11), the step structure (111) being formed between the side walls of the shaping pads (12) and the top surface of the operating platform (11); or alternatively

The base (1) comprises an operation platform (11) and a groove structure arranged on the operation platform (11), and the shaping part (3) is abutted with the groove structure after being pressed down, and the part (20) to be bent is pressed into the groove structure.