CN219350289U - High-speed cutting and stacking integrated machine - Google Patents

Abstract

The utility model discloses a high-speed cutting and stacking integrated machine, which relates to the technical field of battery cell lamination production equipment and comprises a pole piece stacking and circulating mechanism, a pole piece die cutting mechanism and a pole piece carrying manipulator; the battery core split-flow mechanism is arranged at the tail end of the pole piece stacking and circulating mechanism and comprises at least two battery core split-flow wires, and each battery core split-flow wire is respectively provided with a battery core rubberizing module, a battery core hot melting module and a battery core blanking module. According to the high-speed cutting and stacking integrated machine, after the battery cells are stacked to the designated layers, the battery cells are transported by the pole piece transporting manipulator or flow into the battery cell splitting mechanism through the pole piece stacking circulating mechanism, the non-glued lamination is subjected to rubberizing hot melting treatment in the battery cell rubberizing module and the battery cell hot melting module, the time for assisting in blanking the earlier-stage lamination is saved, and the battery cell lamination is subjected to battery cell rubberizing and hot melting at the same time, so that the efficiency of the battery cell lamination is greatly improved. And the non-gluing diaphragm lamination is adopted, so that half of production cost is saved, and the production cost is effectively reduced.

Description

High-speed cutting and stacking integrated machine

Technical Field

The utility model relates to the technical field of battery cell lamination production equipment, in particular to a high-speed cutting and stacking integrated machine.

Background

With the increase of the yield of new energy automobiles, the demand of the matched power battery cell group is exponentially multiplied, and the cell is produced by cell automatic production equipment, namely a lamination machine. The efficiency of the prior battery cell production equipment is difficult to meet the demands of the existing market. Enterprises with large and small industries are greatly put into construction and research and development of a battery cell production line, and breakthrough in productivity and efficiency is sought.

The lamination machine is mainly of a Z-type stacking structure and a winding structure. The square power battery cell can be produced by the Z-shaped stacking structure, the existing power battery improves the space utilization rate for improving the battery density, and more enterprises adopt the Z-shaped lamination structure to produce the square power battery cell. The stacking structure mainly comprises a Z-shaped lamination machine, a cutting and stacking integrated machine, a thermal composite cutting and stacking integrated machine and a thermal composite winding and stacking integrated machine at present. The production efficiency of the common double-station Z-shaped lamination machine is 0.3S/P. The production efficiency of the cutting and stacking integrated machine is 300PPM (namely the output quantity per minute), and the production efficiency of the thermal composite cutting and stacking integrated machine is 480PPM.

Chinese utility model CN 202010646942.2 discloses a laminated cell folding mechanism and a laminated cell folding method, comprising a lamination table and at least two air blowing assemblies; the composite unit piece drops to the lamination table from the top of the lamination table, the air blowing assemblies are arranged above the lamination table, and the two air blowing assemblies are respectively arranged on two sides of the composite unit piece and used for alternately blowing air towards the composite unit piece in the falling process of the composite unit piece so that the composite unit piece is Z-shaped and folded on the lamination table. And the air blowing method is adopted to realize the rapid folding of the composite lamination unit, so that the lamination efficiency is improved.

The efficiency is still much lower than that of the same value cell production equipment winder, and although the lamination process is better than the winding process performance, the customer is more prone to the winder with higher cost performance when selecting, so that the improvement of the efficiency of the lamination machine is particularly important.

The laminated diaphragm types of square cells include rubberized diaphragms and non-rubberized diaphragms. A thermal compounding process is employed for the rubberized membrane, but is not suitable for non-rubberized membranes. Meanwhile, the cost of the adhesive coated diaphragm is twice that of the non-adhesive coated diaphragm, and the adhesive coated diaphragm needs to be heated during the thermal compounding process, resulting in a reduction in the overall folding efficiency.

Disclosure of Invention

The utility model aims to at least solve the technical problems of low production efficiency of Z-shaped lamination equipment, high cost of gluing diaphragm lamination and influence on production efficiency compared with a winding machine of battery cell production equipment with the same value in the prior art. Therefore, the utility model provides the high-speed cutting and stacking integrated machine, which improves the effective efficiency of the Z-shaped lamination, can be suitable for the production of the cell lamination of the non-adhesive membrane, reduces the lamination production cost and improves the lamination production efficiency.

According to some embodiments of the utility model, the high-speed cutting and stacking integrated machine is applied to laminated cell production and comprises:

the pole piece stacking and circulating mechanism is paved along the travelling direction of the production line and is used for stacking pole pieces and non-gluing diaphragms;

the pole piece die cutting mechanism is arranged on one side of the pole piece stacking and circulating mechanism and is used for cutting the pole pieces and rectifying the positions of the pole pieces;

the pole piece carrying manipulator is arranged between the pole piece die cutting mechanism and the pole piece stacking circulating mechanism and is used for carrying the pole piece of the pole piece die cutting mechanism to the pole piece stacking circulating mechanism for pole piece stacking;

the pole piece stacking and circulating mechanism comprises a pole piece stacking and circulating mechanism, wherein the pole piece stacking and circulating mechanism comprises a pole piece stacking and circulating mechanism, the pole piece stacking and circulating mechanism comprises at least two pole piece stacking and circulating mechanism, and the pole piece stacking and circulating mechanism comprises a pole piece stacking and circulating mechanism.

According to some embodiments of the utility model, the end of the production line is in communication with the cell splitting mechanism via a transfer module for handling the laminations on the production line onto each of the cell splitting lines of the cell splitting mechanism.

According to some embodiments of the utility model, the transfer module is any one of a robot and a diverting channel.

According to some embodiments of the utility model, the end of the cell separation line is communicated with the cell blanking module, the cell rubberizing module and the cell hot melting block are positioned on one side of the cell separation line, the cell rubberizing module is used for rubberizing two sides of a cell tab, and the cell hot melting block (530) is used for cutting and separating cells and thermally melting the diaphragms together.

According to some embodiments of the utility model, the pole piece stacking circulation mechanism comprises a diaphragm unreeling module, a lamination table module and a lamination table circulation module; the production line is provided with a plurality of lamination stations, the lamination station modules sequentially pass through the lamination stations, and the lamination station circulation module is positioned at the tail end of the production line and is used for conveying the lamination station modules from the tail end of the production line to the initial position of the production line for circulation lamination; the diaphragm unreeling modules are respectively arranged above the lamination stations and are used for unreeling non-gluing diaphragms to the lamination station modules; the pole piece carrying manipulator is arranged on one side of the lamination station and carries the pole piece in the pole piece die cutting mechanism to the position corresponding to the lamination station module.

According to some embodiments of the utility model, the diaphragm unreeling module comprises a hot knife located above the lamination station for cutting the junction of the non-rubberized diaphragm and the diaphragm unreeling module when the non-rubberized diaphragm of the diaphragm unreeling module is laid onto the lamination stage module.

According to some embodiments of the utility model, the pole piece die cutting mechanism is divided into an anode pole piece die cutting mechanism and a cathode pole piece die cutting mechanism, and the anode pole piece die cutting mechanism and the cathode pole piece die cutting mechanism are distributed on one side of the production line and are used for providing an anode pole piece and a cathode pole piece for the production line.

According to some embodiments of the utility model, the pole piece die cutting mechanism comprises a pole piece unreeling die cutting module, a pole piece conveying module and a CCD (charge coupled device) correcting module; the pole piece unreeling die-cutting module is used for cutting the pole piece and conveying the pole piece to the pole piece conveying module; the CCD is arranged between the pole piece conveying module and the production line, and the pole piece conveying manipulator conveys the pole piece from the pole piece conveying module to the CCD is arranged on the production line.

According to some embodiments of the utility model, the lamination method of the high-speed lamination cutting and stacking integrated machine comprises the high-speed lamination cutting and stacking integrated machine, wherein the high-speed lamination cutting and stacking integrated machine comprises a diaphragm unreeling module, a hot cutter, a lamination table module, a lamination table circulation module, a pole piece unreeling die cutting module, a pole piece conveying module, a CCD (charge coupled device) correction module, a pole piece carrying manipulator, a battery cell split line, a battery cell rubberizing module, a battery cell hot melting module and a battery cell blanking module; the method comprises the following steps:

cutting the pole piece, and cutting the positive pole piece and the negative pole piece according to the specified specification;

carrying pole pieces to a lamination table module on a production line, and sequentially laminating the positive pole piece, the non-gluing membrane, the negative pole piece and the non-gluing membrane to a set layer number according to the circulation lamination sequence;

and (3) carrying out cell splitting post-treatment, wherein the cell formed by lamination enters the cell splitting line for gluing and carrying out hot melting post-treatment, and then separating the cell and carrying the cell to the next working procedure.

According to some embodiments of the utility model, the cell shunt post-processing comprises the steps of:

s310, the laminated battery cells enter the battery cell shunt line from the tail end of the production line for temporary storage;

s320, carrying out rubberizing treatment on the battery cells on the production line;

s330, carrying out hot melting treatment on the battery cells on the production line;

s340, carrying the battery cell to the next process.

According to the high-speed cutting and stacking all-in-one machine, at least the following beneficial effects are achieved: the pole piece of pole piece cross cutting mechanism is constantly piled up to pole piece piles up circulation mechanism department, when pile up after appointed layer number through pole piece transport manipulator transport or pole piece piles up circulation mechanism and flows to in the electric core reposition of redundant personnel mechanism, the lamination of non-rubberizing is in electric core rubberizing module with accomplish the rubberizing hot melt processing of lamination electric core in the electric core hot melt module, saved the supplementary time of earlier stage lamination unloading, carry out electric core rubberizing and hot melt when electric core lamination, greatly promote electric core lamination efficiency. And the non-gluing diaphragm lamination is adopted, so that half of production cost is saved, and the production cost is effectively reduced.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a flow chart of a high speed dicing and stacking all-in-one machine according to an embodiment of the utility model;

FIG. 2 is a top view of a high speed dicing and stacking all-in-one machine according to an embodiment of the utility model;

FIG. 3 is a schematic view of a slicing and die-cutting mechanism of a high-speed cutting and stacking integrated machine according to an embodiment of the utility model;

fig. 4 is a schematic diagram of a pole piece stacking and circulating mechanism of the high-speed cutting and stacking integrated machine according to the embodiment of the utility model.

Reference numerals:

production line 100, lamination station 110,

A diaphragm unreeling module 210, a hot cutter 211, a lamination stage module 220, a lamination stage circulation module 230,

A pole piece unreeling die-cutting module 310, a pole piece conveying module 320, a CCD correcting module 330,

Cell shunt line 510, cell rubberizing module 520, cell hot melt module 530.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, top, bottom, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, 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 present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

A high-speed dicing and stacking all-in-one machine according to an embodiment of the utility model is described below with reference to fig. 1-4.

As shown in fig. 1-4, the high-speed cutting and stacking integrated machine is mainly applied to the production of laminated cells, and specifically refers to cells with square cells, blade cells and other structures. The high-speed cutting and stacking integrated machine is in the form of a production line 100 and comprises a pole piece stacking and circulating mechanism, a pole piece die cutting mechanism, a pole piece carrying manipulator and a battery core shunting mechanism, wherein the pole piece stacking and circulating mechanism is used for circularly stacking pole pieces and non-gluing diaphragms, and when a lamination is stacked to a designated layer number, the lamination is moved into the battery core shunting mechanism for subsequent treatment.

Specifically, the pole piece stacking and circulating mechanism is paved along the advancing direction of the production line 100, and drives the lamination sheets to be stacked and formed in sequence. The pole piece die cutting mechanism is arranged on one side of the pole piece stacking and circulating mechanism and is used for cutting the pole pieces and rounding the positions of the pole pieces, namely, the positions of the pole pieces are calibrated after the pole pieces are cut, and then the pole pieces are transferred into the pole piece stacking and circulating mechanism for lamination operation. And a pole piece handling manipulator (not shown in the drawing) is arranged between the pole piece die cutting mechanism and the pole piece stacking and circulating mechanism and is used for handling the pole piece of the pole piece die cutting mechanism to the pole piece stacking and circulating mechanism for pole piece stacking, and continuously handling the pole piece after cutting calibration to the pole piece stacking and circulating mechanism for stacking. The two mechanisms can independently operate and are connected through the limit carrying mechanical arm.

The battery core split-flow mechanism is arranged at the tail end of the pole piece stacking and circulating mechanism, and comprises at least two battery core split-flow lines 510, wherein each battery core split-flow line 510 is respectively provided with a battery core rubberizing module 520, a battery core hot melting module 530 and a battery core blanking module (not shown in the drawing). Specifically, each of the electric core shunt lines 510 is provided with an electric core rubberizing module 520, an electric core hot melting module 530 and an electric core blanking module, so that electric core post-treatment of a plurality of shunt lines can be processed simultaneously, and the electric core production efficiency is effectively improved.

Unlike existing pipelined pole piece stacks, the present utility model is primarily used for pole piece stacks for non-rubberized diaphragms. The existing gluing membrane lamination process is mainly to glue the membrane and the pole piece together by heating the glue between the membrane and the pole piece through hot rolling after the membrane is paved on the end face of the pole piece. The heat compounding process is repeated once every lamination process, more than 2 seconds are consumed for each heat compounding process, and the cost of the adhesive coated diaphragm is higher than that of the non-adhesive coated diaphragm due to the fact that the surface of the adhesive coated diaphragm is coated with adhesive.

The high-speed cutting and stacking integrated machine adopts the non-gluing membrane and the pole piece to stack, saves the time of thermal composite treatment in each lamination process, greatly improves the lamination efficiency, and ensures that the lamination enters the cell splitting mechanism and is subjected to multi-thread post-treatment by the cell splitting mechanism, thereby greatly improving the overall lamination efficiency. And adopt non-rubber coating diaphragm lamination, can reduce electric core manufacturing cost, realize the dual effect that reduce cost promotes efficiency, be favorable to marketing. The lamination efficiency of the battery cell lamination equipment can reach about 1000PPM, and compared with battery cell winding production equipment, the battery cell lamination equipment has equivalent production efficiency and better battery cell quality than a battery cell with a winding structure.

In some embodiments of the present utility model, as shown in fig. 1 to 3, the length of the pole piece stacking and circulating mechanism can be flexibly adjusted through the lamination circulating module, and when the length of the pole piece stacking and circulating mechanism is shorter, the lamination is circulated for multiple times through the lamination circulating module, so that a plurality of lamination layers are realized in a limited space, the space utilization efficiency is improved, and the temporary space of equipment is saved. The lamination circulation module adopts a conveyor belt return structure, which is a technical solution well known to those skilled in the art, and will not be described in detail in this embodiment.

In some embodiments of the present utility model, as shown in fig. 1-3, the end of the production line 100 communicates with the cell splitting mechanism via a transfer module (not shown in the figures) that is used to carry the laminations on the production line 100 to each cell splitting line 510 of the cell splitting mechanism.

After the cells are subjected to the circulating lamination with the designated layers, the cells are transported to each cell shunt line 510 at the tail end of the production line 100 through a transport module, and the rubberizing and hot melting post-treatment of the cells is performed.

In a further embodiment, as shown in fig. 1, the transfer module is any one of a robot and a diverting channel. When a manipulator structure is employed, the manipulator places the cells onto the cell shunt line 510 by grasping the carriers of the cells. When the shunt channel is adopted, a conveyer belt shunt structure with one inlet and one outlet is arranged at the tail end of the production line 100, the conveyer belt is used for conveying the carrier to different cell shunt lines 510, and the conveyer belt can control the carrier to move to the designated cell shunt line 510. The conveyor belt structure is a technical solution well known to those skilled in the art, and will not be described in detail in this embodiment.

It should be appreciated that the use of a robotic post-shunt channel for the transfer module is not the only implementation. The specific structure and form of the transfer module are not described in detail, and it is understood that the specific structure and form of the transfer module are flexibly changed without departing from the basic concept of the utility model, and are all considered to be within the protection scope defined by the utility model.

In some embodiments of the present utility model, as shown in fig. 1, the end of the battery cell shunt line 510 is communicated with the battery cell blanking module, the battery cell rubberizing module 520 and the battery cell hot melting module 530 are located at one side of the battery cell shunt line 510, the battery cell rubberizing module 520 is used for rubberizing two sides of the battery cell tab, and the battery cell hot melting module 530 is used for cutting and separating the battery cells and hot melting the diaphragms together.

Specifically, the battery core rubberizing module 520 can rubberize the whole battery core, and then the battery core hot melting module 530 carries out hot melting treatment on the colloid, so that the pole piece and the diaphragm are mutually fixed, and the integral structure of the battery core is fixed. The cell thermal melting block 530 and the cell rubberizing module 520 are well known to those skilled in the art, and will not be described in detail in this embodiment. The electric core shunt line 510 adopts a conveyor belt or a conveyor chain structure to convey the electric core carrier, and the electric core blanking module adopts a mechanical arm structure to suck the electric core into the next process.

In some embodiments of the present utility model, as shown in fig. 1 and 3, the pole piece stacking cycle mechanism includes a diaphragm unwind module 210, a lamination station module 220, and a lamination station cycle module 230. The diaphragm unreeling module 210 can lay a non-rubberized diaphragm on the pole piece end face of the lamination stage module 220, and the lamination stage module 220 serves as a carrier for the cell lamination, and circularly flows on the production line 100 and the cell shunt line 510 to serve as a carrier for the cell lamination to move.

The production line 100 is provided with a plurality of lamination stations 110, lamination station modules 220 sequentially pass through the lamination stations 110, and a lamination station circulation module 230 is located at the end of the production line 100 for carrying lamination station modules 220 from the end of the production line 100 to the initial position of the production line 100 for circulating lamination.

A diaphragm unwind module 210 is disposed above each lamination station 110, the diaphragm unwind module 210 being configured to unwind a non-rubberized diaphragm to a lamination station module 220. One side of the lamination station 110 is provided with a pole piece handling manipulator which handles pole pieces in the pole piece die cutting mechanism to the lamination station module 220 on the corresponding lamination station 110.

In a further embodiment, as shown in fig. 1 and 3, the diaphragm unwind module 210 includes a thermal cutter 211, the thermal cutter 211 being positioned above the lamination station 110, the thermal cutter 211 being configured to sever the non-rubberized diaphragm from the connection of the diaphragm unwind module 210 when the non-rubberized diaphragm of the diaphragm unwind module 210 is applied to the lamination station module 220. Specifically, whenever the diaphragm unreeling module 210 on the lamination station 110 lays a non-rubberized diaphragm onto the pole piece, the hot cutter 211 cuts off the connection between the laid diaphragm and the unreeled diaphragm, avoiding the diaphragm of the diaphragm unreeling module 210 corresponding to the lamination station 110 from moving along with the lamination station module 220.

In some embodiments of the present utility model, as shown in fig. 1 and 2, the pole piece die-cutting mechanism is divided into two types, namely, a positive pole piece die-cutting mechanism and a negative pole piece die-cutting mechanism, which are distributed on one side of the production line 100 and are used for providing the production line 100 with positive pole pieces and negative pole pieces. Specifically, the positive pole piece die-cutting mechanism and the negative pole piece die-cutting mechanism are identical in structure, and only one of the pole piece die-cutting mechanisms is described in the embodiment.

In a further embodiment, as shown in fig. 1 and 2, the pole piece die cutting mechanism includes a pole piece unwind die cutting module 310, a pole piece transport module 320, and a CCD normalization module 330. The pole piece unreeling die-cutting module 310 is used for cutting the pole piece and conveying the pole piece to the pole piece conveying module 320; the CCD correction module 330 is located between the pole piece conveying module 320 and the production line 100, and the pole piece conveying manipulator conveys pole pieces from the pole piece conveying module 320 to the CCD correction module 330 and then to the production line 100. Specifically, the pole piece conveying module 320 adopts a vacuum adsorption structure, that is, the cut pole piece is attached to the conveying belt of the pole piece conveying module 320 to move under the action of vacuum adsorption, the pole piece conveying manipulator moves up from the pole piece conveying module 320 to take the pole piece to the CCD correcting module 330 for carrying out the pole piece position calibration, and then the pole piece after the calibration is conveyed to the lamination table module 220 corresponding to the lamination station 110 by the pole piece conveying manipulator. The vacuum suction structure of the pole piece transporting module 320 and the pole piece unreeling die cutting module 310 are well known to those skilled in the art, and will not be described in detail in this embodiment. The positive and negative pole piece die cutting mechanism disclosed in the China patent ZL 202221708771.2 circulation type multi-station battery cell lamination production line 100 can be specifically referred to. The pole piece conveying module 320 may refer to the pole piece conveying mechanism disclosed in the ZL 202221708771.2 circulating type multi-station battery cell lamination production line 100.

The lamination method of the high-speed lamination cutting and stacking integrated machine comprises the high-speed lamination cutting and stacking integrated machine, as shown in fig. 1 and 4, and comprises a diaphragm unreeling module 210, a hot cutter 211, a lamination table module 220, a lamination table circulation module 230, a pole piece unreeling die-cutting module 310, a pole piece conveying module 320, a CCD (charge coupled device) normalization module 330, a pole piece conveying manipulator, a battery cell split line 510, a battery cell rubberizing module 520, a battery cell hot melting module 530 and a battery cell blanking module; the method comprises the following steps:

s100, cutting the pole piece, and cutting the positive pole piece and the negative pole piece according to specified specifications;

s200, stacking the pole pieces, carrying the pole pieces on a stacking table module 220 on the production line 100, and stacking the pole pieces to a set layer number according to the cycle stacking sequence of the positive pole pieces, the non-gluing diaphragms, the negative pole pieces and the non-gluing diaphragms;

s300, performing cell splitting post-treatment, wherein the cell formed by lamination enters a cell splitting line 510 for rubberizing and hot melting post-treatment, and then separating the cell for carrying to the next working procedure.

In a further embodiment, the cell shunt post-processing comprises the steps of:

s310, the laminated battery cells enter the battery cell shunt line 510 from the tail end of the production line 100 for temporary storage;

s320, carrying out rubberizing treatment on the battery cells on the production line 100;

s330, carrying out hot melting treatment on the battery cells on the production line 100;

s340, carrying the battery cell to the next process.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example 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 embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (8)

1. The utility model provides a high-speed cutting and stacking all-in-one, is applied to lamination electricity core production, its characterized in that includes:

the pole piece stacking and circulating mechanism is paved along the advancing direction of the production line (100) and is used for stacking pole pieces and non-gluing diaphragms;

the pole piece die cutting mechanism is arranged on one side of the pole piece stacking and circulating mechanism and is used for cutting the pole pieces and rectifying the positions of the pole pieces;

the pole piece carrying manipulator is arranged between the pole piece die cutting mechanism and the pole piece stacking circulating mechanism and is used for carrying the pole piece of the pole piece die cutting mechanism to the pole piece stacking circulating mechanism for pole piece stacking;

the pole piece stacking and circulating mechanism comprises a battery core split-flow mechanism, wherein the battery core split-flow mechanism is arranged at the tail end of the pole piece stacking and circulating mechanism and comprises at least two battery core split-flow lines (510), and each battery core split-flow line (510) is respectively provided with a battery core rubberizing module (520), a battery core hot melting module (530) and a battery core blanking module.

2. The high-speed dicing and stacking all-in-one machine of claim 1, wherein the end of the production line (100) is in communication with the cell splitting mechanism via a transfer module for handling the laminations on the production line (100) onto each of the cell splitting lines (510) of the cell splitting mechanism.

3. The high-speed cutting and stacking all-in-one machine according to claim 2, wherein the transfer module is any one of a manipulator and a shunt channel.

4. The high-speed cutting and stacking integrated machine according to claim 2, wherein the tail end of the cell shunt line (510) is communicated with the cell blanking module, the cell rubberizing module (520) and the cell hot melting block (530) are located on one side of the cell shunt line (510), the cell rubberizing module (520) is used for rubberizing two sides of a cell tab, and the cell hot melting block (530) is used for cutting and separating cells and thermally melting a diaphragm together.

5. The high-speed cutting and stacking all-in-one machine of claim 2, wherein the pole piece stacking and circulating mechanism comprises a diaphragm unreeling module (210), a lamination stage module (220) and a lamination stage circulating module (230);

the production line (100) is provided with a plurality of lamination stations (110), the lamination station modules (220) sequentially pass through the lamination stations (110), and the lamination station circulation module (230) is positioned at the tail end of the production line (100) and is used for conveying the lamination station modules (220) from the tail end of the production line (100) to the initial position of the production line (100) for circulating lamination;

the diaphragm unreeling modules (210) are respectively arranged above the lamination stations (110), and the diaphragm unreeling modules (210) are used for unreeling non-glued diaphragms to the lamination station modules (220);

one side of the lamination station (110) is provided with the pole piece carrying manipulator, and the pole piece carrying manipulator carries the pole piece in the pole piece die cutting mechanism to the position corresponding to the lamination station (110) on the lamination station module (220).

6. The high-speed slitting and stacking all-in-one machine of claim 5, wherein the diaphragm unwind module (210) includes a hot knife (211), the hot knife (211) being positioned above the lamination station (110), the hot knife (211) being configured to sever a junction of a non-rubberized diaphragm with the diaphragm unwind module (210) when a non-rubberized diaphragm of the diaphragm unwind module (210) is laid onto the lamination station module (220).

7. The high-speed cutting and stacking integrated machine according to claim 2, wherein the pole piece die-cutting mechanism is divided into an anode pole piece die-cutting mechanism and a cathode pole piece die-cutting mechanism, and the anode pole piece die-cutting mechanism and the cathode pole piece die-cutting mechanism are distributed on one side of the production line (100) and are used for providing an anode pole piece and a cathode pole piece for the production line (100).

8. The high-speed cutting and stacking all-in-one machine of claim 7, wherein the pole piece die cutting mechanism comprises a pole piece unreeling die cutting module (310), a pole piece conveying module (320) and a CCD rectifying module (330);

the pole piece unreeling die-cutting module (310) is used for cutting a pole piece and conveying the pole piece to the pole piece conveying module (320); the CCD is arranged between the pole piece conveying module (320) and the production line (100), and the pole piece conveying manipulator conveys pole pieces from the pole piece conveying module (320) to the CCD is arranged between the pole piece conveying module (330) and the production line (100).

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