CN219098007U

CN219098007U - Battery shell loading attachment

Info

Publication number: CN219098007U
Application number: CN202222998573.0U
Authority: CN
Inventors: 黄水林; 李养德; 邓明星; 殷火初; 李斌; 王世峰; 刘金成
Original assignee: Hubei Eve Power Co Ltd; Huizhou Jinyuan Precision Automation Equipment Co Ltd
Current assignee: Hubei Eve Power Co Ltd; Huizhou Jinyuan Precision Automation Equipment Co Ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-05-30
Anticipated expiration: 2032-11-10

Abstract

The utility model relates to a battery shell feeding device which comprises a frame, a first driving mechanism, a second driving mechanism and a clamping mechanism, wherein the first driving mechanism is arranged on the frame and is provided with a first movable seat, and the first driving mechanism can drive the first movable seat to reciprocate along a first direction; the second driving mechanism is arranged on the first moving seat, the second driving mechanism is provided with a second moving seat, the second driving mechanism can drive the second moving seat to move along a second direction, and the first direction is perpendicular to the second direction; the fixture comprises a first installation seat, a clamping piece and a buffer piece, wherein the first installation seat is connected with the second movable seat, the buffer piece is respectively connected with the first installation seat and the clamping piece, the clamping piece is used for clamping the battery shell, and the buffer piece can buffer acting force of the clamping piece in the second direction. This battery casing loading attachment material loading in-process can prevent that the clamping piece from transition extrusion battery casing, guarantees battery casing's yields.

Description

Battery shell loading attachment

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery shell feeding device.

Background

In the production process of the battery, the working procedures are complicated, and the material transfer among working procedure stations is required to be carried out through a conveying system. Before the battery shell is put into the shell, the battery shell needs to be subjected to dust removal treatment.

At present, the conveying platform of battery case and dust removing mechanism generally interval sets up, need snatch the battery case on the conveying platform to dust removing mechanism through loading attachment's anchor clamps between the two on, and dust removing mechanism is after removing dust to battery case, and the battery case after the rethread anchor clamps will remove dust snatchs and removes to next process. However, when the clamp of the feeding device moves downwards to grab the battery shell, the battery shell is damaged due to transitional extrusion of the clamp due to the reasons of mechanical precision or driving mechanism faults and the like, so that the defective rate of the battery shell is increased.

Disclosure of Invention

The aim of the embodiment of the utility model is that: the battery shell feeding device is used for preventing the battery shell from being damaged due to transitional extrusion.

To achieve the purpose, the embodiment of the utility model adopts the following technical scheme:

the utility model provides a battery case loading attachment, include:

a frame;

the first driving mechanism is arranged on the frame, a first moving seat is arranged on the first driving mechanism, and the first driving mechanism can drive the first moving seat to reciprocate along a first direction;

the second driving mechanism is arranged on the first moving seat, the second driving mechanism is provided with a second moving seat, the second driving mechanism can drive the second moving seat to move along a second direction, and the first direction is perpendicular to the second direction;

the clamping mechanism comprises a first mounting seat, a clamping piece and a buffer piece, wherein the first mounting seat is connected with the second movable seat, the buffer piece is respectively connected with the first mounting seat and the clamping piece, the clamping piece is used for clamping a battery shell, and the buffer piece can buffer the clamping piece to receive acting force in the second direction.

As a preferred scheme of battery case loading attachment, the bolster includes the spring, the spring opposite ends respectively with first mount pad with the holder is connected.

As a preferred scheme of battery case loading attachment, the bolster still includes the guiding axle, first mount pad is provided with the through-hole, the one end of guiding axle with the holder is connected, and the other end wears to establish in the through-hole, the spring housing is established outside the guiding axle.

As a preferred scheme of battery casing loading attachment, the holder includes second mount pad, cylinder and clamping jaw, the second mount pad with the bolster is connected, the clamping jaw includes two splint, and two the splint activity sets up on the second mount pad deviates from one side of bolster, two splint interval forms and is used for the centre gripping battery casing's grip groove, the cylinder is connected with two respectively splint, the cylinder drives two splint are close to each other or keep away from.

As a preferred scheme of battery case loading attachment, splint include main part and two clamping parts, the main part with the second mount pad is connected, two the clamping part interval sets up in the main part, the clamping part with one side that the battery case contacted is provided with the inclined plane, the lateral wall of battery case with the inclined plane butt.

As a preferable scheme of the battery shell feeding device, a protective layer is arranged on the inclined plane, and the side wall of the battery shell is abutted to the protective layer.

As a preferred scheme of battery case loading attachment, first mount pad with one of them is provided with first guide rail, and the other is provided with first slider, the length of first guide rail is followed the direction of movement of second movable seat extends, first slider slides and sets up on the first guide rail.

As a preferred scheme of the battery shell feeding device, a plurality of clamping mechanisms are arranged, and all the clamping mechanisms are arranged on the second movable seat at intervals along the third direction.

As a preferred scheme of battery case loading attachment, first actuating mechanism includes two sets of removal modules, two sets of remove the module interval setting, the relative both ends of first removal seat respectively with two sets of remove the module and be connected, two sets of remove the module and drive jointly first removal seat removes, just the second removes the seat and is located two sets of remove between the module.

As a preferred scheme of battery case loading attachment, first actuating mechanism still includes first motor and transfer line, first motor passes through the transfer line respectively with two sets of remove the module and be connected.

The embodiment of the utility model has the beneficial effects that: the first moving seat is driven to move through the first driving mechanism so as to drive the clamping mechanism to reciprocate along the first direction, the second driving mechanism can drive the second moving seat to move towards the second direction so as to drive the clamping mechanism to move towards the battery shell, the battery shell is clamped through the clamping piece of the clamping mechanism, after the clamping piece clamps the battery shell, the second driving mechanism drives the battery shell to move to a proper position along the second direction, and then the battery shell is driven to move to the next station along the first direction through the second driving mechanism, so that the battery shell feeding device has a feeding function on the battery shell. In the downward moving process of the second moving seat, the whole clamping mechanism is driven to move downwards, and the first mounting seat is fixedly connected with the second moving seat, so that after the clamping piece clamps the battery shell, the buffering piece can buffer acting force of the clamping piece in the second direction, the clamping piece is prevented from being excessively extruded by the battery shell to deform, the battery shell is damaged, and the yield of the battery shell is improved by using the battery shell feeding device for feeding.

Drawings

The utility model is described in further detail below with reference to the drawings and examples;

fig. 1 is a schematic view of a first view angle of a battery case feeding device according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a second view angle of a battery case feeding device according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram illustrating the cooperation between the clamping mechanism and the second movable base according to an embodiment of the present utility model;

FIG. 4 is a schematic structural view of a clamping mechanism according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a buffer member according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a first driving mechanism according to an embodiment of the present utility model;

FIG. 7 is a schematic diagram of a second driving mechanism according to an embodiment of the present utility model;

FIG. 8 is a schematic diagram of a dust removing mechanism according to an embodiment of the present utility model;

in the figure:

100. a battery case;

1. a frame; 2. a first driving mechanism; 21. a mobile module; 22. a first motor; 23. a transmission rod; 3. a second driving mechanism; 31. a second motor; 32. a second screw rod; 33. a second nut; 34. a coupling; 35. a bearing seat; 4. a first movable seat; 5. a clamping mechanism; 51. a first mount; 511. a through hole; 512. a first guide rail; 52. a clamping member; 521. a second mounting base; 522. a cylinder; 523. a clamping plate; 5231. a main body; 5232. a clamping part; 52321. an inclined plane; 524. a clamping groove; 525. a protective layer; 526. a first slider; 527. a main air pipe; 528. a gas distribution pipe; 53. a buffer member; 531. a spring; 532. a guide shaft; 6. a second movable seat; 7. a conveying rail; 8. a dust removing mechanism; 81. a second bracket; 82. a dust removal pipe; 83. and a dust outlet pipe.

Detailed Description

In order to make the technical problems solved by the present utility model, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

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 production process of the battery, the working procedures are complicated, and the material transfer among working procedure stations is required to be carried out through a conveying system. Before the battery shell is put into the shell, the battery shell needs to be subjected to dust removal treatment. Specifically, a battery shell is conveyed to a first station through a conveying track, a second station is arranged on one side of the first station, a dust removing mechanism is arranged between the first station and the second station, and the battery shell feeding device disclosed by the utility model is positioned between the first station and the second station, so that the battery shell on the first station is grabbed onto the dust removing mechanism through the battery shell feeding device to remove dust, and then the dust removed battery shell is moved onto the second station.

In this embodiment, as shown in fig. 1 to 4, the battery case feeding device of the present utility model includes a frame 1, a first driving mechanism 2, a second driving mechanism 3, and a clamping mechanism 5; the first driving mechanism 2 is arranged on the frame 1, a first movable seat 4 is arranged on the first driving mechanism 2, and the first driving mechanism 2 can drive the first movable seat 4 to reciprocate along a first direction; the second driving mechanism 3 is arranged on the first movable seat 4, the second driving mechanism 3 is provided with a second movable seat 6, the second driving mechanism 3 can drive the second movable seat 6 to move along a second direction, and the first direction is perpendicular to the second direction; the clamping mechanism 5 comprises a first mounting seat 51, a clamping piece 52 and a buffer piece 53, wherein the first mounting seat 51 is connected with the second moving seat 6, the buffer piece 53 is respectively connected with the first mounting seat 51 and the clamping piece 52, the clamping piece 52 is used for clamping the battery shell 100, and the buffer piece 53 can buffer the acting force of the clamping piece 52 in the second direction. The first moving seat 4 is driven to move through the first driving mechanism 2 so as to drive the clamping mechanism 5 to move back and forth along the first direction, the second driving mechanism 3 can drive the second moving seat 6 to move towards the second direction so as to drive the clamping mechanism 5 to move towards the battery shell 100, the battery shell 100 is clamped through the clamping piece 52 of the clamping mechanism 5, after the battery shell 100 is clamped by the clamping piece 52, the second driving mechanism 3 drives the battery shell to move to a proper position along the second direction, and then the battery shell is driven to move to the next station along the first direction through the second driving mechanism 3, so that the feeding function of the battery shell feeding device for the battery shell 100 is realized. In the downward movement process of the second movable seat 6, the whole clamping mechanism 5 is driven to move downward, as the first mounting seat 51 is fixedly connected with the second movable seat 6, and the clamping piece 52 is connected with the first mounting seat 51 through the buffer piece 53, after the clamping piece 52 clamps the battery shell 100, the buffer piece 53 can buffer the acting force of the clamping piece 52 in the second direction, so that the clamping piece 52 is prevented from transitionally extruding the battery shell 100 to deform, the battery shell 100 is damaged, and the yield of the battery shell 100 is improved by using the battery shell feeding device for feeding.

In the actual loading process, the battery housing 100 is moved to the first station by the conveying rail 7, then the clamping mechanism 5 is driven to be located at the first station by the first driving mechanism 2, the clamping piece 52 is located above the battery housing 100, then the clamping piece 52 is driven to move downwards by the second driving mechanism 3, so that the battery housing 100 on the first station is clamped by the clamping piece 52, after the clamping piece 52 abuts against the battery housing 100, the clamping piece 52 can be buffered by the buffering piece 53, the clamping piece 52 is prevented from being pressed by the clamping piece 52 to the battery housing 100, then the battery housing 100 is lifted to a proper position by the second driving mechanism 3, when the battery housing 100 is moved to the proper position, the first moving seat 4 is driven to move towards the second station by the first driving mechanism 2, the clamping piece 52 is driven to move downwards again to enable the battery housing 100 to be moved to the dust removing mechanism 8, then the battery housing 100 is removed by the dust removing mechanism 8, after the battery housing 100 is completely removed, the battery housing 52 is lifted by the second driving mechanism 3, and the battery housing 100 is lifted by the second driving mechanism 52 to the second station, and the battery housing 7 is conveyed to the next station by the conveying rail 7.

In fig. 1 and fig. 2, the coordinate system has an X-axis directed in the third direction, a Y-axis directed in the first direction, and a Z-axis directed in the second direction.

Specifically, as shown in fig. 4 and 5, the buffer member 53 includes a spring 531, and opposite ends of the spring 531 are respectively connected to the first mount 51 and the holder 52. The spring 531 has certain elasticity, and the buffering effect is better. When the holder 52 is excessively pressed, the spring 531 provides a pressing space, and the pressing force of the first mount to the holder is buffered by the compression spring 531 to prevent the holder 52 from crushing the battery case 100.

Specifically, the buffer member 53 further includes a guide shaft 532, the first mounting seat 51 is provided with a through hole 511, one end of the guide shaft 532 is connected with the clamping member 52, the other end of the guide shaft 532 is inserted into the through hole 511, and the spring 531 is sleeved outside the guide shaft 532. By providing the guide shaft 532, the guide shaft 532 can be used for guiding so that the clamping member 52 can move in the second direction, and the spring 531 is sleeved outside the guide shaft 532, the design improves the buffering effect of the spring 531. In other embodiments, the guide shaft 532 and the spring 531 are spaced apart.

Specifically, the first mount 51 includes a first plate and a second plate connected at an included angle, the first plate is detachably connected to the second movable seat 6, and the second plate is provided through the through hole 511 in the thickness direction.

Specifically, the end of the guide shaft 532 remote from the holder 52 is provided with a stopper, the size of which is larger than that of the through hole 511, so that the guide shaft 532 is not accidentally separated from the through hole 511.

Alternatively, the guide shaft 532 may be a screw, and a screw hole is provided in the holder 52, and the screw is screwed into the screw hole through the through hole 511.

In another embodiment, the buffer member 53 includes a first magnetic member and a second magnetic member, the first magnetic member is disposed on a side of the clamping member 52 facing the first mounting seat 51, the second magnetic member is disposed on a side of the first mounting seat 51 facing the clamping member 52, one end of the first magnetic member adjacent to the second magnetic member is the same as a magnetic pole of one end of the second magnetic member adjacent to the first magnetic member, and the buffer function of the clamping member 52 is realized by using the principle of homopolar repulsion of magnets. Optionally, the first magnetic member and the second magnetic member are both permanent magnets.

In this embodiment, as shown in fig. 4, the clamping member 52 includes a second mounting seat 521, an air cylinder 522, and a clamping jaw, where the second mounting seat 521 is connected with the buffer member 53, the clamping jaw includes two clamping plates 523, the two clamping plates 523 are movably disposed on the second mounting seat 521, the two clamping plates 523 are spaced to form a clamping groove 524 for clamping the battery case 100, the air cylinder 522 is connected with the two clamping plates 523, the air cylinder 522 drives the two clamping plates 523 to approach or separate from each other, so as to grasp or release the battery case 100, and when the two clamping plates 523 approach each other, the clamping jaw clamps the battery case 100.

Specifically, the clamping plate 523 includes a main body 5231 and two clamping portions 5232, the main body 5231 is connected with the second mounting seat 521, the two clamping portions 5232 are disposed on one side of the main body 5231 facing away from the second mounting seat 521 at intervals, an inclined surface 52321 is disposed at one end of the clamping portion 5232 contacting the battery case 100, and a side wall of the battery case 100 abuts against the inclined surface 52321. The inclined surfaces 52321 on all the holding portions 5232 together form a holding space for holding the battery case 100, and a part of the battery case 100 is located in the holding space. In other embodiments, the end of the clamping portion 5232 that contacts the battery case 100 is provided with an arcuate surface that mates with a sidewall of the battery case 100.

Specifically, the inclined surface 52321 is provided with a protection layer 525, the protection layer 525 has a certain elasticity, and in the process that the clamping plate 523 clamps the battery case 100, the protection layer 525 can protect the battery case 100, so that the abrasion between the clamping plate 523 and the battery case 100 is reduced. Further, the clamping plate 523 can be prevented from being deformed by excessive pressing of the battery case 100.

Alternatively, protective layer 525 is made of a rubber material.

In other embodiments, grooves may be concavely formed on two opposite sides of the two clamping plates 523, the grooves are communicated with an end surface of the clamping plate 523 away from the second mounting seat 521, and the grooves on the two clamping plates 523 together form a clamping groove 524.

Specifically, as shown in fig. 4, one of the first mount 51 and the second mount 521 is provided with a first rail 512, the other is provided with a first slider 526, and the length of the first rail 512 extends in the moving direction of the second moving seat 6, and the first slider 526 is slidably provided on the first rail 512. The first guide rail 512 and the first slider 526 cooperate to realize a guiding function so that the clamping jaw can move in the vertical direction, thereby further improving the stability of the movement of the clamping member 52 and the cushioning effect of the cushioning member 53. In this embodiment, the first guide rail 512 is disposed below the first mount 51, and the first slider 526 is disposed on a side of the second mount 521 facing the first moving seat 4. In other embodiments, the first rail 512 may also be disposed on the first mount 51 and the first slider 526 is disposed on the second mount 521.

In order to improve the feeding efficiency of the battery shell feeding device to the battery shells 100, the second moving seat 6 is provided with a plurality of clamping mechanisms 5, all the clamping mechanisms 5 are arranged on the second moving seat 6 along the third direction at intervals, and all the clamping mechanisms 5 can simultaneously clamp and feed the plurality of battery shells 100, so that the efficiency is high and the speed is high.

In order to reduce the manufacturing cost of the battery shell feeding device, the air cylinders 522 of all the clamping mechanisms 5 share one air source. Specifically, the air sources are communicated through the main air pipe 527, one air distribution pipe 528 is connected to each air cylinder 522, and all air distribution pipes 528 are communicated with the main air pipe 527, so that the air sources can convey air into all air cylinders 522 through the main air pipe 527 and the air distribution pipes 528.

In this embodiment, as shown in fig. 6, the first driving mechanism 2 includes two sets of moving modules 21, the two sets of moving modules 21 are disposed at intervals, opposite ends of the first moving seat 4 are respectively connected with the two sets of moving modules 21, and the second moving seat 6 is located between the two sets of moving modules 21, and the two sets of moving modules 21 jointly drive the first moving seat 4 to move. Since the first movable seat 4 is connected with the plurality of clamping mechanisms 5, the weight carried by the movable seat is large, and by the design of the double movable modules 21, a sufficient driving force can be provided for the first movable seat 4. In addition, by the design of the double moving module 21, the moving stability of the first moving seat 4 can be improved.

Specifically, the first driving mechanism 2 further includes a first motor 22 and a transmission rod 23, and the first motor 22 is connected to the two sets of moving modules 21 through the transmission rod 23. Two groups of mobile modules 21 can be driven simultaneously by only one motor, on one hand, the price of the motor is high, and the manufacturing cost of the battery shell feeding device can be reduced by reducing the use of the motor; on the other hand, the weight of the motor is heavy, and the reduction of the use of the motor can reduce the overall weight of the device.

Specifically, the moving module 21 includes a first bracket 211, a first screw rod, a first nut and a second slider 212, the first screw rod is disposed in the first bracket 211, the length of the first screw rod extends along the moving direction of the first moving seat 4, the first motor 22 is connected with the first screw rod, the first nut is movably disposed on the first screw rod, the second slider 212 is respectively connected with the first moving seat 4 and the first nut, the first motor 22 drives the transmission rod 23 to rotate, so as to drive the first screw rod to rotate to drive the first nut to move, and then drive the first moving seat 4 to move along the first direction.

Specifically, as shown in fig. 7, the second driving mechanism 3 includes a second motor 31, a second screw rod 32 and a second nut 33, the second motor 31 is disposed on the first moving seat 4, the second screw rod 32 is connected with an output shaft of the second motor 31, a length of the second screw rod 32 extends along a second direction, the second nut 33 is movably disposed on the second screw rod 32, the second nut 33 is connected with the second moving seat 6, and the second motor 31 drives the second screw rod 32 to rotate to drive the second nut 33 to move along the second direction, thereby driving the clamping mechanism 5 to move.

Specifically, a coupling 34 is provided between the output shaft of the second motor 31 and the second screw 32.

Specifically, bearing seats 35 are provided at opposite ends of the second screw rod 32, and the bearing seats 35 are used to limit the second nut 33 from being separated from the second screw rod 32.

In this embodiment, as shown in fig. 1, the conveying track 7 is a magnetic levitation track, a mover is movably disposed on the magnetic levitation track, a tray for placing the battery case 100 is disposed on the mover, and the magnetic levitation track drives the mover to move by magnetic force, so that the battery case 100 can be conveyed on the magnetic levitation track.

Specifically, as shown in fig. 8, the dust removing mechanism 8 includes a second bracket 81, a dust removing pipe 82 and a dust discharging pipe 83, the dust removing pipe 82 is disposed above the second bracket 81, the dust discharging pipe 83 is disposed below the second bracket 81, the dust removing pipe 82 is communicated with the dust discharging pipe 83, the dust removing pipe 82 is provided with a dust removing hole in a penetrating manner, when dust is removed, the clamping jaw clamps the battery case 100 onto the dust removing mechanism 8, and the dust removing pipe 82 is inserted into the battery case 100, so that the dust removing pipe 82 can remove dust from the battery case 100, and the dust enters the dust removing pipe 82 from the dust removing hole and is discharged from the dust discharging pipe 83.

In the description herein, it should be understood that the terms "upper," "lower," and the like are used for convenience in description and simplicity of operation only, and are not necessarily indicative or implying any particular orientation, configuration or operation of such apparatus or elements herein, and therefore should not be construed as limiting the present utility model.

In the description of the present specification, reference to the term "an embodiment" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in the foregoing embodiments, and that the embodiments described in the foregoing embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims

1. A battery case loading attachment, its characterized in that includes:

a frame;

2. The battery case feeding device according to claim 1, wherein the buffer member comprises a spring, and opposite ends of the spring are respectively connected with the first mounting seat and the clamping member.

3. The battery case feeding device according to claim 2, wherein the buffer member further comprises a guide shaft, the first mounting seat is provided with a through hole, one end of the guide shaft is connected with the clamping member, the other end of the guide shaft is inserted into the through hole, and the spring is sleeved outside the guide shaft.

4. The battery case feeding device according to claim 1, wherein the clamping member comprises a second mounting seat, an air cylinder and clamping jaws, the second mounting seat is connected with the buffer member, the clamping jaws comprise two clamping plates, the two clamping plates are movably arranged on one side, away from the buffer member, of the second mounting seat, clamping grooves for clamping the battery case are formed at intervals between the two clamping plates, the air cylinder is connected with the two clamping plates respectively, and the air cylinder drives the two clamping plates to be close to or far away from each other.

5. The battery case feeding device according to claim 4, wherein the clamping plate comprises a main body and two clamping portions, the main body is connected with the second mounting seat, the two clamping portions are arranged on the main body at intervals, an inclined surface is arranged on one side, in contact with the battery case, of the clamping portion, and the side wall of the battery case is abutted to the inclined surface.

6. The battery case feeding device according to claim 5, wherein a protective layer is provided on the inclined surface, and a side wall of the battery case abuts against the protective layer.

7. The battery case feeding device according to claim 4, wherein one of the first mount and the second mount is provided with a first rail, the other is provided with a first slider, a length of the first rail extends in a moving direction of the second moving seat, and the first slider is slidably disposed on the first rail.

8. The battery case feeding device according to claim 1, wherein a plurality of clamping mechanisms are provided, and all the clamping mechanisms are arranged on the second movable seat at intervals along the third direction.

9. The battery case feeding device according to claim 1, wherein the first driving mechanism comprises two groups of moving modules, the two groups of moving modules are arranged at intervals, opposite ends of the first moving seat are respectively connected with the two groups of moving modules, the two groups of moving modules jointly drive the first moving seat to move, and the second moving seat is located between the two groups of moving modules.

10. The battery case feeding device according to claim 9, wherein the first driving mechanism further comprises a first motor and a transmission rod, and the first motor is respectively connected with the two groups of the moving modules through the transmission rod.