Battery cell blanking device

Abstract

The utility model discloses a battery cell blanking device which comprises a battery cell bearing part and a blanking part, wherein the battery cell bearing part comprises a first bearing platform and a second bearing platform; the clamping part comprises supporting rods symmetrically arranged on the two sides of the battery cell bearing part, each supporting rod is provided with a first clamping jaw and a second clamping jaw, the two first clamping jaws are oppositely arranged, and the two second clamping jaws are oppositely arranged; the driving part comprises a first driving piece and a second driving piece; the detection part is arranged above the second bearing platform. According to the utility model, the battery cells on the first bearing platform and the second bearing platform are clamped and released under the combined action of the clamping part and the first driving piece, and the battery cells on the first bearing platform can be transferred to the second bearing platform under the action of the second driving piece; the battery cell on the second bearing platform is transferred to the next working procedure, and in the conveying process, the thickness and Hipot detection is performed on the battery cell through the detection part, so that the quality and safety performance of the battery are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery pole piece processing, in particular to a battery core blanking device. Background Art

[0002] In the production process of lithium batteries, the conveyor line is a bridge connecting the upper and lower production process equipment. It is often necessary to transfer the battery cells from the unloading station of the equipment to the conveyor line. However, most of the existing equipment uses a single station to transfer the battery cells, and it is impossible to determine whether the quality of the battery cells meets the requirements before unloading, which leads to low work efficiency and the quality of the battery cannot be guaranteed. Utility Model Content

[0003] The utility model aims to provide a battery core unloading device to solve the problems in the prior art.

[0004] The utility model provides a battery core unloading device, comprising:

[0005] The battery cell carrying part comprises a first carrying platform and a second carrying platform, wherein the first carrying platform and the second carrying platform are both used for carrying the battery cell;

[0006] The clamping part includes support rods symmetrically arranged on both sides of the battery cell carrying part, each of the support rods is provided with a first clamping jaw and a second clamping jaw, the two first clamping jaws are arranged opposite to each other, the two second clamping jaws are arranged opposite to each other, the two first clamping jaws are used to clamp the battery cell on the first carrying platform, and the two second clamping jaws are used to clamp the battery cell on the second carrying platform;

[0007] The driving part includes a first driving member and a second driving member, wherein the first driving member includes two, each of the first driving members is connected to one of the support rods, the first driving member can drive the support rod to rise and fall, and the second driving member can drive the two first driving members to move forward and backward;

[0008] The detection part is arranged above the second bearing platform. The detection part includes a third driving member, a pressure plate and a detection component. The pressure plate is connected to the third driving member. The third driving member can drive the pressure plate to rise and fall. The detection component is arranged on the edge of the pressure plate.

[0009] In the battery cell unloading device as described above, preferably, both the first clamping jaw and the second clamping jaw include a clamping cylinder and a pair of clamping rods, and the clamping cylinder can drive the two clamping rods to clamp or release the battery cell.

[0010] In the battery cell unloading device as described above, preferably, the first driving member comprises a first cylinder, and the end of the piston rod of the first cylinder is fixedly connected to the support rod.

[0011] In the battery cell unloading device as described above, preferably, the second driving member includes a motor module and a movable plate, the first driving member is fixed to the movable plate, and the motor module can drive the movable plate to move forward and backward.

[0012] In the battery cell unloading device as described above, preferably, the third driving member includes a second cylinder, and the end of the piston rod of the second cylinder is fixedly connected to the pressing plate.

[0013] The battery cell unloading device as described above, preferably, further comprises a lifting unit, and the lifting unit is used to drive the battery cells on the second carrying platform to rise and fall.

[0014] A battery cell unloading device as described above, wherein preferably, the lifting part includes a third cylinder, a support plate and a plurality of connecting rods, a through hole is provided on the second bearing platform, the end of the piston rod of the third cylinder is fixedly connected to one side of the support plate, the other side of the support plate is connected to the first ends of the plurality of connecting rods, and the second ends of the plurality of connecting rods are connected to the battery cells on the second bearing platform after passing through the through hole.

[0015] Compared with the prior art, the utility model realizes clamping and releasing the battery cells on the first carrying platform and the second carrying platform through the joint action of the clamping part and the first driving member. Under the action of the second driving member, the battery cells on the first carrying platform can be transferred to the second carrying platform, and the battery cells on the second carrying platform can be transferred to the next process, thereby realizing continuous transportation of the battery cells. During the transportation process, the battery cells are subjected to thickness and Hipot detection by the detection part so as to timely understand whether the quality of the battery cells meets the standards, which is beneficial to improving the quality and safety performance of the battery. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an axonometric diagram of a battery core unloading device provided in an embodiment of the utility model;

[0017] Figure 2 It is a front view of the battery core unloading device provided in an embodiment of the utility model;

[0018] Figure 3 It is a left view of the battery core unloading device provided in an embodiment of the utility model;

[0019] Figure 4 is an axonometric view of a clamping portion provided by an embodiment of the utility model;

[0020] Figure 5 is a top view of a clamping portion provided by an embodiment of the utility model;

[0021] Figure 6 It is an axonometric diagram of a driving unit provided by an embodiment of the utility model;

[0022] Figure 7 It is a front view of the driving part provided by the embodiment of the utility model;

[0023] Figure 8 It is an axonometric diagram of the detection unit provided by the embodiment of the utility model;

[0024] Fig. 9 It is an axonometric diagram of the lifting part provided by the embodiment of the utility model;

[0025] Fig.10 It is a front view of the lifting part provided by the embodiment of the utility model.

[0026] Description of reference numerals:

[0027] 100-first bearing platform, 200-second bearing platform, 201-through hole, 300-third bearing platform;

[0028] 20-clamping part, 21-support rod, 22-first clamping jaw, 23-second clamping jaw, 24-clamping cylinder, 25-clamping rod;

[0029] 30-driving unit, 31-first cylinder, 32-motor module, 33-moving plate;

[0030] 40-detection unit, 41-second cylinder, 42-pressing plate, 43-detection assembly;

[0031] 50 - lifting part, 51 - third cylinder, 52 - supporting plate, 53 - connecting rod. DETAILED DESCRIPTION

[0032] The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0033] Reference Figures 1 to 3 As shown, the utility model provides a battery cell unloading device, comprising a battery cell carrying portion, a clamping portion 20, a driving portion 30 and a detection portion 40, wherein:

[0034] The battery cell carrying part includes a first carrying platform 100 and a second carrying platform 200, both of which are used to carry the battery cells. In the embodiment provided in the present application, the first carrying platform 100 is used to carry the battery cells transferred from the previous process, and the second carrying platform 200 is used to carry the battery cells transferred from the first carrying platform 100, and the battery cells are tested on the second carrying platform 200, referring to Figure 3As shown, the battery cell carrying part also includes a third carrying platform 300. The third carrying platform 300 can carry the battery cells transferred from the second carrying platform 200 after the inspection is completed. The first carrying platform 100, the second carrying platform 200 and the third carrying platform 300 are arranged in parallel from front to back. The battery cells on the first carrying platform 100 are transferred to the second carrying platform 200, and the battery cells on the second carrying platform 200 are transferred to the third carrying platform 300 at the same time.

[0035] Reference Figure 4 as well as Figure 5 As shown, the clamping part 20 includes support rods 21 symmetrically arranged on both sides of the battery cell bearing part, each support rod 21 is provided with a first clamping jaw 22 and a second clamping jaw 23, the two first clamping jaws 22 are arranged opposite to each other, the two second clamping jaws 23 are arranged opposite to each other, the two first clamping jaws 22 are used to clamp the battery cell on the first bearing platform 100, and the two second clamping jaws 23 are used to clamp the battery cell on the second bearing platform 200. In the embodiment provided in the present application, the two support rods 21 are symmetrically arranged on the left and right sides of the first bearing platform 100 and the second bearing platform 200, the two first clamping jaws 22 are arranged opposite to each other along the length direction of the first bearing platform 100, and the two second clamping jaws 23 are arranged opposite to each other along the length direction of the second bearing platform 200.

[0036] In a feasible implementation, the first clamping jaw 22 and the second clamping jaw 23 each include a clamping cylinder 24 and a pair of clamping rods 25, and the clamping cylinder 24 can drive the two clamping rods 25 to clamp or release the battery cell. The clamping cylinder 24 can drive the two clamping rods 25 to move closer to or away from each other, thereby clamping or releasing the battery cell.

[0037] Reference Figure 6 as well as Figure 7 As shown, the driving part 30 includes a first driving member and a second driving member. The first driving member includes two, each of which is connected to a support rod 21. The first driving member can drive the support rod 21 to rise and fall, and the second driving member can drive the two first driving members to move forward and backward. In the embodiment provided in the present application, when the clamping part 20 clamps the battery cell and then transfers it, the first driving member first drives the support rod 21 to rise, so that the battery cell is separated from the battery cell bearing part, and the second driving member drives the battery cell to the top of the corresponding bearing platform, and then the first driving part 30 drives the support rod 21 to descend again to place the battery cell on the corresponding bearing platform, and finally the first clamp 22 and the second clamp 23 release the corresponding battery cell.

[0038] In a feasible implementation, the first driving member includes a first cylinder 31, and the piston rod end of the first cylinder 31 is fixedly connected to the support rod 21. The second driving member includes a motor module 32 and a moving plate 33, the first driving member is fixed on the moving plate 33, and the motor module 32 can drive the moving plate 33 to move forward and backward. In order to ensure the stability of the lifting and lowering of the support rod 21, the first driving member includes two first cylinders 31, and the piston rod ends of the two first cylinders 31 are arranged at intervals along the length direction of the support rod 21 to ensure the stability of the lifting and lowering of the support rod 21, thereby ensuring the stability of the lifting and lowering of the battery cell. The second driving member includes two moving plates 33, the two moving plates 33 are respectively arranged on both sides of the battery cell bearing part, and two first cylinders 31 are fixed on each moving plate 33. The motor module 32 can drive the two moving plates 33 to move forward and backward at the same time, thereby driving the clamping part 20 to move, so as to realize the transfer of the battery cell on the first bearing platform 100 to the second bearing platform 200, and at the same time, the battery cell on the second bearing platform 200 is transferred to the third bearing platform 300.

[0039] Reference Figure 8 As shown, the detection unit 40 is arranged above the second bearing platform 200, and the detection unit 40 includes a third driving member, a pressing plate 42 and a detection assembly 43. The pressing plate 42 is connected to the third driving member, and the third driving member can drive the pressing plate 42 to rise and fall, and the detection assembly 43 is arranged at the edge of the pressing plate 42. In the embodiment provided in the present application, it is necessary to perform thickness and Hipot detection on the battery cell located on the second bearing platform 200, and the detection assembly 43 includes a thickness measuring device and a Hi pot detection device, and the thickness measuring device and the Hi pot detection device are respectively arranged at the edge of the pressing plate 42. When the battery cell is placed on the second bearing platform 200, the third driving member drives the pressing plate 42 to descend until it fits with the battery cell, and the thickness measuring device and the Hi pot detection device can respectively perform corresponding detection on the battery cell. In a feasible implementation, the third driving member includes a second cylinder 41, and the piston rod end of the second cylinder 41 is fixedly connected to the pressing plate 42. When the battery cell is transferred to the second bearing platform 200, the second cylinder 41 is started, driving the pressing plate 42 to descend until it fits with the battery cell, and the detection assembly 43 can be started for detection.

[0040] In order to adapt to the inspection of battery cells of different thicknesses, the battery cell unloading device of the present application further includes a lifting unit 50, which is used to drive the battery cells on the second carrying platform 200 to rise and fall. Fig. 9 as well as Fig.10As shown, in the embodiment provided by the present application, the lifting part 50 is arranged below the second bearing platform 200, and the lifting part includes a third cylinder 51, a support plate 52 and a plurality of connecting rods 53. A through hole 201 is provided on the second bearing platform 200, and the piston rod end of the third cylinder 51 is fixedly connected to one side of the support plate 52, and the other side of the support plate 52 is connected to the first ends of the plurality of connecting rods 53, and the second ends of the plurality of connecting rods 53 pass through the through hole 201 and are connected to the battery cells on the second bearing platform 200. There are two third cylinders 51, and the two third cylinders 51 are symmetrically arranged on both sides below the second bearing platform 200, which is conducive to improving the stability of the lifting of the battery cells on the second bearing platform 200, thereby ensuring that the detection result of the detection component 43 is more accurate. The piston rod ends of the two third cylinders 51 are fixedly connected to the bottom of the support plate 52, the first ends of the plurality of connecting rods 53 are connected to the top surface of the support plate 52, and the second carrying platform 200 is provided with a plurality of through holes 201. The second ends of the plurality of connecting rods 53 respectively pass through the plurality of through holes 201 and connect to the battery cells on the second carrying platform 200 to support the battery cells. When the battery cells on the second carrying platform 200 are tested, the third cylinder 51 is started to drive the support plate 52 to rise and then drive the battery cells on the second carrying platform 200 to rise to approach the testing unit 40. After the test is completed, the battery cells are moved down to the second carrying platform 200 and wait for the battery cells to be transferred to the next process.

[0041] The above describes in detail the structure, features and effects of the utility model based on the embodiments shown in the drawings. The above is only a preferred embodiment of the utility model, but the utility model is not limited to the scope of implementation shown in the drawings. Any changes made in accordance with the concept of the utility model, or modifications to equivalent embodiments with equivalent changes, which still do not exceed the spirit covered by the description and the drawings, should be within the protection scope of the utility model.

Claims

1. A battery cell unloading device, characterized in that: include: The battery cell carrying part comprises a first carrying platform and a second carrying platform, wherein the first carrying platform and the second carrying platform are both used for carrying the battery cell; The clamping part includes support rods symmetrically arranged on both sides of the battery cell carrying part, each of the support rods is provided with a first clamping jaw and a second clamping jaw, the two first clamping jaws are arranged opposite to each other, the two second clamping jaws are arranged opposite to each other, the two first clamping jaws are used to clamp the battery cell on the first carrying platform, and the two second clamping jaws are used to clamp the battery cell on the second carrying platform; The driving part includes a first driving member and a second driving member, wherein the first driving member includes two, each of the first driving members is connected to one of the support rods, the first driving member can drive the support rod to rise and fall, and the second driving member can drive the two first driving members to move forward and backward; The detection part is arranged above the second bearing platform. The detection part includes a third driving member, a pressure plate and a detection component. The pressure plate is connected to the third driving member. The third driving member can drive the pressure plate to rise and fall. The detection component is arranged on the edge of the pressure plate.

2. The battery core unloading device according to claim 1, characterized in that: The first clamping jaw and the second clamping jaw each include a clamping cylinder and a pair of clamping rods, and the clamping cylinder can drive the two clamping rods to clamp or release the battery core.

3. The battery core unloading device according to claim 1, characterized in that: The first driving member comprises a first cylinder, and a piston rod end of the first cylinder is fixedly connected to the support rod.

4. The battery core unloading device according to claim 1, characterized in that: The second driving member includes a motor module and a moving plate. The first driving member is fixed to the moving plate. The motor module can drive the moving plate to move forward and backward.

5. The battery core unloading device according to claim 1, characterized in that: The third driving member comprises a second cylinder, and the end of the piston rod of the second cylinder is fixedly connected to the pressing plate.

6. The battery core unloading device according to claim 1, characterized in that: It also includes a lifting part, which is used to drive the battery cell on the second carrying platform to rise and fall.

7. The battery core unloading device according to claim 6, characterized in that: The lifting part includes a third cylinder, a support plate and a plurality of connecting rods. A through hole is provided on the second bearing platform. The end of the piston rod of the third cylinder is fixedly connected to one side of the support plate, and the other side of the support plate is connected to the first ends of the plurality of connecting rods. The second ends of the plurality of connecting rods pass through the through hole and are connected to the battery cells on the second bearing platform.

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