CN110783617A - Lamination machine and cutting and stacking integrated machine - Google Patents

Abstract

The present application discloses a lamination machine and an integrated cutting and stacking machine. The stacking machine includes a stacking device, including: a first transport mechanism and a second transport mechanism are respectively used for transporting the first pole piece and the second pole piece along a first horizontal direction, and along a second pole piece perpendicular to the first horizontal direction The horizontal direction is spaced apart from each other; the first lamination assembly and the second lamination assembly are spaced apart along the second horizontal direction, respectively; the first conveying assembly and the second conveying assembly are disposed above the first transport mechanism and the second transport mechanism and along the The first horizontal directions are spaced apart from each other; wherein the first handling assembly is used for handling the first pole piece to the first lamination assembly and the second lamination assembly, and the second handling assembly is used for handling the second pole piece to the first lamination assembly and the second lamination assembly, the first lamination assembly and the second lamination assembly are both used for laminating the first pole piece, the second pole piece and the diaphragm into a cell. In the above manner, the lamination machine provided by the present application has a compact layout, small footprint and high lamination efficiency.

Description

Stacker and Cut Stacker

technical field

The present application relates to the technical field of battery manufacturing equipment, and in particular, to a lamination machine and an integrated cutting and stacking machine.

Background technique

In the technical field of battery production equipment, a laminating machine is used for laminating the first pole piece and the second pole piece into a battery cell. However, the efficiency of the existing lamination machine is not high, the layout of its components is not tight, and it occupies a large space.

SUMMARY OF THE INVENTION

The present application mainly provides a lamination machine and an integrated cutting and stacking machine, so as to solve the problems that the lamination machine is not compact in layout, occupies a large space and is inefficient.

In order to solve the above technical problems, a technical solution adopted in the present application is to provide a lamination machine. The stacking machine includes a stacking device, and the stacking device includes: a first transport mechanism and a second transport mechanism, wherein the first transport mechanism and the second transport mechanism are respectively used for transporting the first pole piece and the second pole piece along a first horizontal direction The pole pieces are arranged at intervals along the second horizontal direction perpendicular to the first horizontal direction; the first lamination assembly and the second lamination assembly are respectively arranged at intervals along the second horizontal direction; the first conveying assembly and the second conveying assembly are arranged above the first transport mechanism and the second transport mechanism and spaced apart from each other along the first horizontal direction; wherein the first transport assembly is used for transporting the first pole piece from the first transport mechanism to the first lamination assembly and the second lamination On the assembly, the second conveying assembly is used for conveying the second pole piece from the second transport mechanism to the first lamination assembly and the second lamination assembly, and both the first lamination assembly and the second lamination assembly are used to transport the first The first pole piece, the second pole piece and the diaphragm are laminated to form a battery core.

In some embodiments, the lamination machine includes at least one group of the lamination devices, the lamination devices are all arranged along the first horizontal direction, and the transportation lines of the adjacent first transportation mechanisms are mutually In communication, the transport lines of the adjacent second transport mechanisms are communicated with each other.

In some embodiments, the first lamination assembly is located on a side of the first transport mechanism away from the second transport mechanism, and the second lamination assembly is located at the second transport mechanism away from the first transport mechanism one side of the transport mechanism;

The first lamination assembly includes a first pole piece positioning mechanism, a third pole piece positioning mechanism, a first lamination stage and a first diaphragm unwinding assembly, and the second lamination assembly includes a fourth pole piece positioning mechanism, The second pole piece positioning mechanism, the second lamination stage and the second diaphragm unwinding assembly;

Wherein, the first pole piece positioning mechanism and the second pole piece positioning mechanism are used for positioning and correcting deviation of the first pole piece, and the third pole piece positioning mechanism and the fourth pole piece positioning mechanism are used for positioning and correcting deviation of the first pole piece. For positioning and rectifying the second pole piece, the first diaphragm unwinding assembly and the second diaphragm unwinding assembly are used for stacking all the pole pieces between the first pole piece and the second pole piece. The diaphragm, the first lamination stage and the second lamination stage are used for laminating the first pole piece, the second pole piece and the diaphragm into a cell.

In some embodiments, the first transport assembly transports the first pole piece on the first transport mechanism to the first pole piece positioning mechanism, and transports the first pole piece positioning mechanism to the first pole piece positioning mechanism The first pole piece after positioning and rectification is transported to the first lamination table;

The first transport assembly further transports the first pole piece on the first transport mechanism to the second pole piece positioning mechanism, and the first pole piece after positioning and rectification on the second pole piece positioning mechanism. The pole pieces carry the second lamination station.

In some embodiments, the first handling assembly includes:

a first pick-up mechanism for transporting the first pole piece on the first pole piece positioning mechanism to the first lamination stage;

a second pickup mechanism for transporting the first pole piece on the first transport mechanism to the first pole piece positioning mechanism;

a fourth pickup mechanism for transporting the first pole piece to the second pole piece positioning mechanism;

The fifth pick-up mechanism is used for conveying the first pole piece on the second pole piece positioning mechanism to the second lamination stage.

In some embodiments, the first pick-up mechanism and the second pick-up mechanism are synchronously driven by a first drive mechanism, thereby realizing synchronous pick-and-place of the corresponding first pole pieces; the fourth pick-up mechanism and The fifth pickup mechanism is synchronously driven by the third drive mechanism, thereby realizing synchronous pickup and placement of the corresponding first pole pieces.

In some embodiments, the lamination device further includes a first pole piece buffer mechanism, the first pole piece buffer mechanism is disposed directly above the second transport mechanism and located between the first lamination assembly and the between the second lamination assemblies;

The first conveying assembly further includes a third pickup mechanism, the third pickup mechanism is independently driven by the second drive mechanism, and the third pickup mechanism is used for conveying the first pole piece on the first transport mechanism To the first pole piece buffer mechanism, the fourth pickup mechanism is used to transport the first pole piece on the first pole piece buffer mechanism to the second pole piece positioning mechanism.

In some embodiments, the second transport assembly transports the second pole piece on the second transport mechanism to the third pole piece positioning mechanism, and then transports the second pole piece on the third pole piece positioning mechanism The second pole piece transports the first lamination stage;

The second transport assembly further transports the second pole piece on the second transport mechanism to the fourth pole piece positioning mechanism, and transports the second pole piece on the fourth pole piece positioning mechanism The pole pieces are transported to the second lamination station.

In some embodiments, the second handling assembly includes:

a sixth pick-up mechanism for transporting the second pole piece on the fourth pole piece positioning mechanism to the second lamination stage;

a seventh pickup mechanism for transporting the second pole piece on the second transport mechanism to the fourth pole piece positioning mechanism;

a ninth pickup mechanism for transporting the second pole piece to the third pole piece positioning mechanism;

The tenth pick-up mechanism is used for conveying the second pole piece on the third pole piece positioning mechanism to the first lamination stage.

In some embodiments, the sixth pick-up mechanism and the seventh pick-up mechanism are synchronously driven by a fourth drive mechanism, so as to realize synchronous pick-and-place of the corresponding second pole pieces; the ninth pick-up mechanism and The tenth pick-up mechanism is synchronously driven by the sixth drive mechanism, thereby realizing synchronous pick-and-place of the corresponding second pole pieces.

In some embodiments, the lamination device further includes a second pole piece buffer mechanism, the second pole piece buffer mechanism is disposed directly above the first transport mechanism and located between the first lamination assembly and the between the second lamination assemblies;

The second conveying assembly further includes an eighth pickup mechanism, the eighth pickup mechanism is independently driven by the fifth drive mechanism, and the eighth pickup mechanism is used for conveying the second pole piece on the second transport mechanism To the second pole piece buffer mechanism, the ninth pick-up mechanism is used to transport the second pole piece on the second pole piece buffer mechanism to the third pole piece positioning mechanism.

In some embodiments, the lamination machine further includes a post-processing mechanism, and one side of the first lamination assembly and the second lamination assembly are both provided with the post-processing mechanism, and two of the post-processing mechanisms are provided. The mechanisms are arranged at intervals along the second horizontal direction, and the post-processing mechanism includes:

a cutter assembly for cutting the diaphragm on the battery core;

a flattening glue assembly for bonding the cut diaphragm to the battery core;

a grabbing assembly for grabbing the battery cell from the first lamination assembly or the second lamination assembly.

In some embodiments, the lamination machine further includes a post-processing mechanism, one side of the first lamination assembly and the second lamination assembly are provided with the post-processing mechanism, and the post-processing mechanism includes :

a cutter assembly for cutting the diaphragm on the battery core;

a grabbing assembly for grabbing the battery cell from the first lamination assembly or the second lamination assembly;

A U-shaped glue sticking component, the grabbing component transports the battery core with the cut diaphragm to the U-shaped glue sticking component, and the U-shaped glue sticking component is used for bonding the tape to the circumference of the battery core. side surface and the peripheral side surface of the separator to be bonded to the battery core.

In some embodiments, the post-processing mechanism further includes a tail winding assembly, and the grasping assembly transports the battery core to the tail winding assembly, and the tail winding assembly is used for winding the diaphragm on the battery core surface, and the grabbing component then transports the battery core after the tail roll to the flattening glue component or the U-shaped glue sticking component.

In some embodiments, the lamination machine further includes a cell blanking mechanism, and the cell blanking mechanism includes:

blanking components;

A transfer assembly, arranged along the second horizontal direction and straddling above the two grabbing assemblies, is used for picking up the battery cells captured by the grabbing assemblies and transporting the battery cells to the the blanking component.

In some embodiments, the first transport mechanism and the second transport mechanism include a conveying assembly and a negative pressure system, the conveying assembly is provided with a plurality of adsorption holes, the negative pressure system and the adsorption holes connected, the negative pressure system adsorbs the corresponding pole pieces through the adsorption holes, and the conveying assembly is used for conveying the pole pieces.

In order to solve the above technical problems, another technical solution adopted in the present application is to provide an integrated cutting and stacking machine. The integrated cutting and stacking machine includes a slicing machine and the above-mentioned laminating machine, the slicing machine is arranged at one end of the first transport mechanism and the second transport mechanism along the first horizontal direction, and the slicing machine is used for cutting and forming the first pole piece and the first pole piece and the first pole piece. Diode pieces, and put the first pole piece and the second pole piece into the first transport mechanism and the second transport mechanism respectively according to the set spacing.

The beneficial effects of the present application are: different from the situation in the prior art, the present application discloses a stacking machine and an integrated cutting and stacking machine. In the present application, by using the first transport mechanism and the second transport mechanism to transport the first pole piece and the second pole piece respectively, the confusion of the first pole piece and the second pole piece during the transport process can be avoided; A first lamination assembly and a second lamination assembly are respectively disposed on both sides of the conveying line of the second conveying mechanism, and a first conveyance assembly is respectively disposed on both sides of the first lamination assembly and the second lamination assembly along the first horizontal direction. mechanism and a second transport mechanism, and the first transport mechanism continues to transport the first pole piece from the first transport mechanism to the first lamination assembly and the second lamination assembly, and the second transport mechanism continues to transport the first pole piece from the second transport mechanism. From the diodes to the first and second lamination assemblies, the lamination efficiency of the lamination machine is improved, and the layout of each component is compact and the space above the first transport mechanism and the second transport mechanism is fully utilized. The overall footprint is small.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative work, wherein:

1 is a schematic structural diagram of an embodiment of a lamination machine provided by the present application;

Fig. 2 is the labeling schematic diagram of the lamination machine of Fig. 1;

FIG. 3 is a schematic structural diagram of the first lamination assembly, the second lamination assembly, the first conveying assembly and the second conveying assembly in FIG. 1;

FIG. 4 is a schematic structural diagram of an embodiment of the integrated cutting and stacking machine provided by the present application.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

The terms "first", "second" and "third" in the embodiments of the present application are only used for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Thus, a feature defined as "first", "second", "third" may expressly or implicitly include at least one of that feature. In the description of the present application, "a plurality of" means at least two, such as two, three, etc., unless otherwise expressly and specifically defined. Furthermore, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally also includes For other steps or units inherent to these processes, methods, products or devices.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The appearance of the phrase in various places in the specification is not necessarily all referring to the same embodiment, nor is it a separate or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

The present application provides a lamination machine 100 , please refer to FIGS. 1 and 2 , FIG. 1 is a schematic structural diagram of an embodiment of the lamination machine provided by the present application, and FIG. 2 is a schematic diagram of the labels of the lamination machine in FIG. 1 .

The stacking machine 100 includes a stacking device 101, and the stacking device 101 includes a first transport mechanism 10, a second transport mechanism 20, a first stack assembly 30, a second stack assembly 40, a first transport assembly 50 and a second stack Handle assembly 60 .

Wherein, the first transport mechanism 10 and the second transport mechanism 20 are respectively used for transporting the first pole piece and the second pole piece along the first horizontal direction, and are spaced apart from each other along the second horizontal direction perpendicular to the first horizontal direction. The first lamination assembly 30 and the second lamination assembly 40 are respectively arranged at intervals along the second horizontal direction, and the first lamination assembly 30 is located on the side of the first transport mechanism 10 away from the second transport mechanism 20, and the second lamination assembly 40 is located on the side of the second transport mechanism 20 away from the first transport mechanism 10 . The first conveyance assembly 50 and the second conveyance assembly 60 are disposed above the first conveyance mechanism 10 and the second conveyance mechanism 20 and spaced apart from each other along the first horizontal direction, and the first conveyance assembly 50 and the second conveyance assembly 60 are located at the Opposite sides of a lamination assembly 30 and a second lamination assembly 40 .

The first transport assembly 50 is used for transporting the first pole piece to the first lamination assembly 30 and the second lamination assembly 40 from the first transport mechanism 10 , and the second transport assembly 60 is used for transporting the first pole piece from the second transport mechanism 20 . The diode pieces are attached to the first lamination assembly 30 and the second lamination assembly 40, and both the first lamination assembly 30 and the second lamination assembly 40 are used for laminating the first pole piece, the second pole piece and the diaphragm into a lamination Batteries.

Wherein, the first pole piece is an anode piece, and the second pole piece is a cathode piece; or the first pole piece is a cathode piece, and the second pole piece is an anode piece.

The first handling assembly 50 and the second handling assembly 60 are simultaneously and cooperatively transported, and continue to transport the first and second pole pieces from the first transport mechanism 10 and the second transport mechanism 20 to the first lamination assembly 30 and the second The lamination assembly 40 is beneficial to improve the lamination efficiency of the lamination machine 100 .

In one embodiment, in a set of lamination devices 101, at least one set of “first lamination assembly 30, second lamination assembly 40” is provided along the conveying line of the first conveying mechanism 10 and the second conveying mechanism 20 , a first conveying assembly 50 and a second conveying assembly 60 ″, multiple groups of “the first lamination assembly 30 , the second lamination assembly 40 , the first conveying assembly 50 and the second conveying assembly 60 ” are arranged on the first transport mechanism 10 Along the line with the second transport mechanism 20 , it is further beneficial to improve the lamination efficiency of the lamination machine 100 .

In another embodiment, the lamination machine 100 includes at least one group of lamination devices 101 , and the lamination devices 101 are all arranged along the transportation lines in the first horizontal direction, and the transportation lines of the adjacent first transportation mechanisms 10 are communicated with each other, The transportation lines of the adjacent second transportation mechanisms 20 are connected to each other, that is, multiple groups of the first transportation mechanisms 10 are arranged forward and backward along the transportation lines, and the former first transportation mechanism 10 can transport the first pole pieces to the latter first transportation mechanism 10. On the other hand, the conveying speed of the first conveying mechanism 10 is adjusted by itself, so that the first pole piece conveyed thereon is aligned with the first lamination assembly 30 and the second lamination assembly 40 when it is picked up by the first conveying assembly 50, which is beneficial to Improve pickup efficiency.

In this embodiment, the lamination machine 100 includes two sets of lamination devices 101 , and the two sets of lamination devices 101 are both arranged along the transport line in the first horizontal direction, and two adjacent first transport mechanisms 10 transport the first pole pieces, A part of the first pole pieces are used and consumed by the former group of lamination devices 101, and the other part of the first pole pieces are used and consumed by the latter group of lamination devices 101; two adjacent second transport mechanisms 10 transport the second pole pieces , also a part of the second pole pieces are used and consumed by the former group of lamination devices 101 , and another part of the second pole pieces are used and consumed by the latter group of lamination devices 101 .

In the embodiment of the present application, by using the first conveying mechanism 10 and the second conveying mechanism 20 to transport the first pole piece and the second pole piece respectively, it is possible to avoid confusion of the first pole piece and the second pole piece during the conveying process; A first lamination assembly 30 and a second lamination assembly 40 are respectively disposed on both sides of the conveying line of a conveying mechanism 10 and a second conveying mechanism 20, and on both sides of the first lamination assembly 30 and the second lamination assembly 40, respectively The first transport mechanism 50 and the second transport mechanism 60 are provided, and the first transport mechanism 50 continues to transport the first pole piece from the first transport mechanism 10 to the first lamination assembly 30 and the second lamination assembly 40, and the second transport mechanism The mechanism 60 continuously transports the second pole piece from the second transport mechanism 20 to the first lamination assembly 30 and the second lamination assembly 40, which improves the lamination efficiency of the lamination machine 100, and the layout of each component is compact, and the lamination machine The overall footprint of the 100 is small.

In this embodiment, the first transport mechanism 10 and the second transport mechanism 20 both include a conveying assembly and a negative pressure system, the conveying assembly is provided with a plurality of adsorption holes, the negative pressure system is communicated with the adsorption holes, and the negative pressure system is adsorbed through the adsorption holes Corresponding pole piece, the conveying assembly is used for conveying the pole piece, and the pole piece can be the first pole piece or the second pole piece.

Specifically, the conveying assembly includes an adsorption platform and a conveyor belt. The conveyor belt is provided with a plurality of adsorption holes, and the conveyor belt is conveyed along the adsorption platform to the first horizontal direction. The negative pressure system is arranged inside the adsorption platform and communicated with the adsorption platform, so that the first A pole piece and a second pole piece are continuously adsorbed on the conveyor belt.

As shown in FIG. 2 , the first lamination assembly 30 includes a first pole piece positioning mechanism 31 , a third pole piece positioning mechanism 32 , a first lamination table 33 , and a first diaphragm unwinding assembly 34 .

The second lamination assembly 40 includes a fourth pole piece positioning mechanism 41 , a second pole piece positioning mechanism 42 , a second lamination stage 43 , and a second diaphragm unwinding assembly 44 .

Among them, the first pole piece positioning mechanism 31 and the second pole piece positioning mechanism 42 are used to position and correct the first pole piece to adjust the position of the first pole piece, and the third pole piece positioning mechanism 32 and the fourth pole piece positioning mechanism 41 is used to position and correct the second pole piece to adjust the position of the second pole piece, and the first diaphragm unwinding assembly 34 and the second diaphragm unwinding assembly 44 are used for stacking between the first pole piece and the second pole piece The diaphragm is placed, and the first lamination stage 33 and the second lamination stage 43 are used for laminating the first pole piece, the second pole piece and the diaphragm into a cell.

Wherein, the positioning correction and lamination in the above process can be performed simultaneously, which is beneficial to improve lamination efficiency of the lamination machine 100 .

Further, the lamination device 101 further includes a first pole piece buffer mechanism 45 and a second pole piece buffer mechanism 35 . The first pole piece buffer mechanism 45 is disposed directly above the second transport mechanism 20 and is located between the first lamination assembly 30 and the second pole piece buffer mechanism 35 . Between the second lamination assemblies 40, the second pole piece buffer mechanism 35 is disposed directly above the first transport mechanism 10 and between the first lamination assembly 30 and the second lamination assembly 40, further saving laminations the footprint of the machine 100.

The first transport assembly 30 transports the first pole piece on the first transport mechanism 10 to the first pole piece positioning mechanism 31, and transports the first pole piece after positioning and rectification on the first pole piece positioning mechanism 31 to the first pole piece positioning mechanism 31. There are 33 lamination tables. Wherein, the process of transporting the first pole piece to the first pole piece positioning mechanism 31 and the process of transporting the first pole piece to the first lamination stage 33 are performed synchronously, thereby improving the transport efficiency of the first pole piece in the lamination machine 100. Further, it is beneficial to improve the working efficiency of the stacking machine 100 .

The first transport assembly 30 further transports the first pole piece on the first transport mechanism 10 to the first pole piece buffer mechanism 45, and transports the first pole piece on the first pole piece buffer mechanism 45 to the second pole piece positioning mechanism 42 , transport the first pole piece that has been positioned and corrected on the second pole piece positioning mechanism 42 to the second lamination table 43 . Among them, the processes of transporting the first pole piece to the first pole piece buffer mechanism 45, transporting the first pole piece to the second pole piece positioning mechanism 42, and transporting the first pole piece to the second lamination table 43 are carried out simultaneously, which can improve the The handling efficiency of the first pole piece in the stacking machine 100 is improved, thereby helping to improve the working efficiency of the stacking machine 100 .

Specifically, as shown in FIG. 3 , the first transport assembly 50 includes a first pickup mechanism 51 , a second pickup mechanism 52 , a third pickup mechanism 53 , a fourth pickup mechanism 54 and a fifth pickup mechanism 55 .

Referring to FIGS. 3 and 4 , the first pickup mechanism 51 is used to transport the first pole piece on the first pole piece positioning mechanism 31 to the first lamination stage 33 , and the second pickup mechanism 52 is used to transport the first transport mechanism 10 The first pole piece is transported to the first pole piece positioning mechanism 31 , the third pickup mechanism 53 is used to transport the first pole piece on the first transport mechanism 10 to the first pole piece buffer mechanism 45 , and the fourth pickup mechanism 54 It is used to transport the first pole piece on the first pole piece buffer mechanism 45 to the second pole piece positioning mechanism 42, and the fifth pick-up mechanism 55 is used to transport the first pole piece on the second pole piece positioning mechanism 42 to the second pole piece positioning mechanism 42. The second lamination table 43 .

In this embodiment, the first pick-up mechanism 51 and the second pick-up mechanism 52 are driven synchronously by the first drive mechanism, thereby realizing the synchronous pick-and-place of the corresponding first pole pieces; the third pick-up mechanism 53 is independently driven by the second drive mechanism ; The fourth pick-up mechanism 54 and the fifth pick-up mechanism 55 are driven synchronously by the third drive mechanism, thereby realizing the synchronous pick and place of the corresponding first pole pieces.

Alternatively, the first pickup mechanism 51 , the second pickup mechanism 52 , the fourth pickup mechanism 54 and the fifth pickup mechanism 55 are synchronously driven by the same drive mechanism, and the third pickup mechanism 53 is independently driven by another drive mechanism.

Specifically, when the second pick-up mechanism 52 picks up the first pole piece on the first transport mechanism 10, the first pick-up mechanism 51 picks up the first pole piece on the first pole piece positioning mechanism 31, and the third pick-up mechanism 53 picks up the first pole piece from the first pole piece positioning mechanism 31. The first pole piece picked up from the transport mechanism 10 is released to the first pole piece buffer mechanism 45, and the fourth pick-up mechanism 54 releases the first pole piece picked up from the first pole piece buffer mechanism 45 to the second pole piece positioning mechanism 42 , the fifth pick-up mechanism 55 releases the first pole piece picked up from the second pole piece positioning mechanism 42 to the second lamination stage 43 .

After that, the second pickup mechanism 52 transports and releases the first pole piece to the first pole piece positioning mechanism 31 , the first pickup mechanism 51 transports and releases the first pole piece to the first stacking table 33 , and the third pickup mechanism 53 is unloaded Move to the first transport mechanism 10 and pick up the first pole piece on the first transport mechanism 10, the fourth pickup mechanism 54 moves to the first pole piece buffer mechanism 45 without load and picks up the first pole piece on it, the fifth pick up The mechanism 55 moves without load to the second pole piece positioning mechanism 42 and picks up the first pole piece thereon.

After that, the second pick-up mechanism 52 returns to the first transport mechanism 10 without load and picks up the first pole piece thereon, and the first pick-up mechanism 51 returns to the first pole piece positioning mechanism 31 without load and picks up the first pole piece thereon The third pickup mechanism 53 transports and releases the first pole piece to the first pole piece buffer mechanism 45, the fourth pickup mechanism 54 transports and releases the first pole piece to the second pole piece positioning mechanism 42, and the fifth pickup mechanism 55 transports And release the first pole piece to the second lamination stage 43 .

The above is a cycle process of the first transport assembly 50 transporting the first pole piece to the first lamination assembly 30 and the second lamination assembly 40. It can be seen that the first transport assembly 50 can transport the first pole piece respectively in one transport process. Transporting to the first lamination assembly 30 and the second lamination assembly 40 is greatly beneficial to improve the working efficiency of the lamination machine 100 .

Continuing to refer to FIGS. 3 and 4 , the second transport assembly 60 transports the second pole piece on the second transport mechanism 20 to the second pole piece buffer mechanism 35 , and transports the second pole piece on the second pole piece buffer mechanism 35 To the third pole piece positioning mechanism 32 , the second pole piece on the third pole piece positioning mechanism 32 is conveyed to the first lamination stage 33 . Among them, the processes of transporting the second pole piece to the second pole piece buffer mechanism 35, transporting the second pole piece to the third pole piece positioning mechanism 32, and transporting the second pole piece to the first lamination table 33 are performed simultaneously, which can improve the Efficiency of the stacker 100.

The second transport assembly 60 transports the second pole piece on the second transport mechanism 20 to the fourth pole piece positioning mechanism 41 , and transports the second pole piece on the fourth pole piece positioning mechanism 41 to the second lamination stage 43. Wherein, the processes of conveying the second pole piece to the fourth pole piece positioning mechanism 41 and conveying the second pole piece to the second lamination stage 43 are performed simultaneously, thereby improving the efficiency of the lamination machine 100 .

Specifically, the second transport assembly 60 includes a sixth pickup mechanism 61 , a seventh pickup mechanism 62 , an eighth pickup mechanism 63 , a ninth pickup mechanism 64 and a tenth pickup mechanism 65 .

The sixth pick-up mechanism 61 is used to transport the second pole piece on the fourth pole piece positioning mechanism 41 to the second lamination stage 43 , and the seventh pick-up mechanism 62 is used to transport the second pole piece on the second transport mechanism 20 To the fourth pole piece positioning mechanism 41, the eighth pick-up mechanism 63 is used to transport the second pole piece on the second transport mechanism 20 to the second pole piece buffer mechanism 35, and the ninth pick-up mechanism 64 is used to pick up the second pole piece. The second pole piece on the buffer mechanism 35 is transported to the third pole piece positioning mechanism 32 , and the tenth pickup mechanism 65 is used to transport the second pole piece on the third pole piece positioning mechanism 32 to the first lamination stage 33 .

In this embodiment, the sixth pick-up mechanism 61 and the seventh pick-up mechanism 62 are driven synchronously by the fourth drive mechanism, thereby realizing the synchronous pick-and-place of the corresponding second pole pieces; the eighth pick-up mechanism 63 is independently driven by the fifth drive mechanism ; The ninth pick-up mechanism 64 and the tenth pick-up mechanism 65 are driven synchronously by the sixth drive mechanism, thereby realizing the synchronous pick-and-place of the corresponding second pole pieces.

Alternatively, the sixth pickup mechanism 61 , the seventh pickup mechanism 62 , the ninth pickup mechanism 64 , and the tenth pickup mechanism 65 are driven synchronously by the same drive mechanism, and the eighth pickup mechanism 63 is independently driven by another drive mechanism.

Specifically, when the seventh pick-up mechanism 62 picks up the second pole piece on the second transport mechanism 20, the sixth pick-up mechanism 61 picks up the second pole piece on the fourth pole piece positioning mechanism 41, and the eighth pick-up mechanism 63 automatically picks up the second pole piece on the fourth pole piece positioning mechanism 41. The second pole piece picked up by the second transport mechanism 20 is released to the second pole piece buffer mechanism 35, and the ninth pickup mechanism 64 releases the second pole piece picked up from the second pole piece buffer mechanism 35 to the third pole piece for positioning Mechanism 32 , the tenth pickup mechanism 65 releases the second pole piece picked up from the third pole piece positioning mechanism 32 to the first lamination stage 33 .

After that, the seventh pickup mechanism 62 transports and releases the second pole piece to the fourth pole piece positioning mechanism 41 , the sixth pickup mechanism 61 transports and releases the second pole piece to the second stacking table 43 , and the eighth pickup mechanism 63 is unloaded Move to the second transport mechanism 20 and pick up the second pole piece on the second transport mechanism 20, the ninth pick-up mechanism 64 moves to the second pole piece buffer mechanism 35 without load and picks up the second pole piece on it, the tenth pick-up The mechanism 65 moves unloaded to the third pole piece positioning mechanism 32 and picks up the second pole piece thereon.

After that, the seventh pick-up mechanism 62 returns to the second transport mechanism 20 without load and picks up the second pole piece thereon, and the sixth pick-up mechanism 61 returns to the fourth pole piece positioning mechanism 41 without load and picks up the second pole piece thereon The eighth pickup mechanism 63 transports and releases the second pole piece to the second pole piece buffer mechanism 35, the ninth pickup mechanism 64 transports and releases the second pole piece to the third pole piece positioning mechanism 32, and the tenth pickup mechanism 65 transports And release the second pole piece to the first lamination stage 33 .

The above is a cycle process of the second transport assembly 60 transporting the second pole piece to the first lamination assembly 30 and the second lamination assembly 40. It can be seen that the second transport assembly 60 can transport the second pole piece respectively in one transport process. Transporting to the first lamination assembly 30 and the second lamination assembly 40 greatly contributes to improving the efficiency of the lamination machine 100 .

While the first transport mechanism 10 and the second transport mechanism 20 transport the first pole piece and the second pole piece, respectively, the first transport assembly 50 and the second transport assembly 60 simultaneously carry out the transport of the first pole piece and the second pole piece, respectively. , and the process is also accompanied by the positioning and deviation correction and lamination of the first pole piece and the second pole piece. Overall, the working efficiency of the lamination machine 100 is greatly improved.

Further, as shown in FIG. 2 , the stacking machine 100 further includes a post-processing mechanism 70 , one side of the first lamination assembly 30 and the second lamination assembly 40 are provided with post-processing mechanisms 70 , two post-processing mechanisms 70 They are arranged at intervals along the second horizontal direction, and the post-processing mechanisms 70 are also arranged along the transportation lines of the first transportation mechanism 10 and the second transportation mechanism 20 .

In this embodiment, the two first lamination assemblies 30 arranged along the transport line share one set of post-processing mechanisms 70, and the two second lamination assemblies 40 share another set of post-processing mechanisms 70, and the post-processing mechanisms 70 are used for processing Cells on the first lamination assembly 30 or the second lamination assembly 40 and transport the cells to the next process.

The post-processing mechanism 70 includes a cutter assembly 75, a flat glue assembly 71 and a grab assembly 72. The cutter assembly 75 is used to cut the diaphragm on the battery cell, and the flat glue assembly 71 is used to bond the cut diaphragm to the battery. on the core to prevent the diaphragm from detaching from the cell; the grabbing assembly 72 is used to grab the cell from the first lamination assembly 30 or the second lamination assembly 40 and transport the cell to the next process, that is, the grabbing assembly 72 is used for Grab the cells from the first stacking table 33 or the second stacking table 43 . Wherein, the grabbing assembly 72 can be driven by a lead screw nut assembly, so that the grabbing assembly 72 can move the battery cells.

The post-processing mechanism 70 may further include a U-shaped glue sticking component 74, and the grabbing component 72 transports the cells whose diaphragms are cut off to the U-shaped glue sticking component 74, and the U-shaped glue sticking component 74 is used for adhering the tape to the battery cells The peripheral side of the cell and the peripheral side of the diaphragm are bonded to the cell, and a U-shaped glue is formed on the surface of the cell.

The post-processing mechanism 70 may further include a tail winding assembly 73, and the grasping assembly 72 transports the cell to the tail winding assembly 73, and the tail winding assembly 73 is used for winding the membrane on the surface of the cell. Specifically, the tail winding assembly 73 drives the cell to rotate, so that the diaphragm is wound on the surface of the cell, and the grasping assembly 72 transports the tail-rolled cell to the flat glue assembly 71 and/or the U-shaped glue assembly 74, The grasping assembly 72 then transports the cells after the flat glue treatment or/and the U-shaped glue treatment to the next process.

A working process of the post-processing mechanism 70 is as follows: the grasping component 72 grasps the battery cell and pulls the diaphragm for a certain distance, and the cutter component 75 cuts the first diaphragm unwinding component 34 or the second diaphragm unwinding component 44 and the battery cell. Between the diaphragms, the grabbing assembly 72 transports the cells to the tail winding assembly 73, and the tail coiling assembly 73 drives the cells to rotate to wind the diaphragm on the surface of the cells for tail rolling, and then the grabbing assembly 72 rolls the tails. The cells are then transported to the flattening glue assembly 71 for flattening the diaphragm, and then the grabbing assembly 72 transports the cells to the next process; or, after the cells are tail-rolled, the grabbing assembly 72 transports the cells Until the U-shaped glue assembly 74 is applied, the cells are transported to the flat glue assembly 71 after the U-shaped glue is applied, and then the grasping assembly 72 transports the cells to the next process; The grasping component 72 transports the battery cells to the U-shaped glue sticking component 74. After the battery cells are pasted with the U-shaped glue, the grasping component 72 transports the battery cores to the next process.

Further, the stacking machine 100 further includes a cell unloading mechanism 80, the cell unloading mechanism 80 includes a blanking assembly 81 and a transfer assembly 82, and the unloading assembly 81 is disposed between the grabbing assembly 72 and the first conveying mechanism 10 or the first conveying mechanism 10. Between the two transport mechanisms 20, the unloading assembly 81 is used to transport the post-processed cells to the next process; the transfer assembly 82 is arranged along the second horizontal direction and spanned above the two grabbing assemblies 72, used for Pick up the battery cells grasped by the two grasping components 72 arranged at intervals along the second horizontal direction, and transport the battery cores to the unloading component 81 .

Further, the transfer assembly 82 is also used to transfer the cells between the post-processing mechanism 70 on the side where the first lamination assembly 30 is located and the post-processing mechanism 70 on the side where the second lamination assembly 40 is located, so that the two post-processing mechanisms 70 can share some functional components, for example, the two post-processing mechanisms 70 share the same U-shaped glue sticking component 74 or tail roll component 73 and the like.

As shown in FIG. 2 , the post-processing mechanism 70 on one side includes the U-shaped glue sticking assembly 74 , the post-processing mechanism 70 on the other side does not include the U-shaped glue sticking assembly 74 , and the transfer assembly 82 is removed from the post-processing mechanism 70 on the other side. The battery cells are picked up from the grabbing component 72 and transported to the U-shaped glue sticking component 74 for the U-shape glue sticking process.

The transfer assembly 82 can also be used to pick up the battery cells grasped by the grasping component 72 and adjust the posture of the battery cells, and then transport the battery cells whose postures are adjusted to the U-shaped glue sticking component 74 .

Further, referring to FIG. 4 , the present application also provides an integrated cutting and stacking machine 300 . The integrated cutting and stacking machine 300 includes a slicing machine 200 and the above-mentioned stacking machine 100 , and the slicing machine 200 is disposed on the first transport mechanism 10 and the second One end of the transport mechanism 20 along the first horizontal direction, the slicer 200 is used for cutting and forming the first pole piece and the second pole piece, and the first pole piece and the second pole piece are respectively put into the first transportation according to the set spacing. Mechanism 10 and second transport mechanism 20, so that the first pole piece and the second pole piece are evenly aligned with the first lamination assembly 30 and the second lamination assembly 40, thereby reducing the pick-up of the first pole piece and the second pole piece difficult, the stacking machine 100 stacks the first pole piece and the second pole piece into a battery cell and transports it to the next process.

Different from the situation in the prior art, the present application discloses a lamination machine and an integrated cutting and stacking machine. In the present application, by using the first conveying mechanism and the second conveying mechanism to transport the first pole piece and the second pole piece respectively, the confusion of the first pole piece and the second pole piece during the conveying process can be avoided; A first lamination assembly and a second lamination assembly are respectively disposed on both sides of the conveying line of the second conveying mechanism, and a first conveyance assembly is respectively disposed on both sides of the first lamination assembly and the second lamination assembly along the first horizontal direction. mechanism and a second transport mechanism, and the first transport mechanism continues to transport the first pole piece from the first transport mechanism to the first lamination assembly and the second lamination assembly, and the second transport mechanism continues to transport the first pole piece from the second transport mechanism. The diode sheets are connected to the first lamination assembly and the second lamination assembly, which improves the lamination efficiency of the lamination machine 100, and the layout of each component is compact and the space above the first transport mechanism and the second transport mechanism is fully utilized. The overall footprint of the machine is small.

The above are only the embodiments of the present application, and are not intended to limit the scope of the patent of the present application. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present application, or directly or indirectly applied to other related technologies Fields are similarly included within the scope of patent protection of this application.

Claims (17)

1. A lamination machine, wherein the lamination machine includes a lamination device, the lamination device comprising:

the device comprises a first conveying mechanism and a second conveying mechanism, wherein the first conveying mechanism and the second conveying mechanism are respectively used for conveying a first pole piece and a second pole piece along a first horizontal direction and are arranged at intervals along a second horizontal direction perpendicular to the first horizontal direction;

the first lamination assembly and the second lamination assembly are arranged at intervals along the second horizontal direction respectively;

the first carrying assembly and the second carrying assembly are arranged above the first conveying mechanism and the second conveying mechanism and are spaced from each other along the first horizontal direction;

wherein the first handling assembly is configured to handle the first pole piece from the first transport mechanism to the first and second lamination assemblies, the second handling assembly is configured to handle the second pole piece from the second transport mechanism to the first and second lamination assemblies, and the first and second lamination assemblies are configured to laminate the first pole piece, the second pole piece, and a diaphragm into a cell.

2. The laminator according to claim 1, wherein the laminator includes at least one set of lamination devices, the lamination devices are all arranged along the first horizontal direction, and the transport lines of adjacent first transport mechanisms are in communication with each other, and the transport lines of adjacent second transport mechanisms are in communication with each other.

3. The lamination machine of claim 1, wherein the first lamination assembly is located on a side of the first transport mechanism distal from the second transport mechanism, and the second lamination assembly is located on a side of the second transport mechanism distal from the first transport mechanism;

the first lamination assembly comprises a first pole piece positioning mechanism, a third pole piece positioning mechanism, a first lamination table and a first diaphragm unwinding assembly, and the second lamination assembly comprises a fourth pole piece positioning mechanism, a second lamination table and a second diaphragm unwinding assembly;

the first pole piece positioning mechanism and the second pole piece positioning mechanism are used for aligning and rectifying the first pole piece, the third pole piece positioning mechanism and the fourth pole piece positioning mechanism are used for aligning and rectifying the second pole piece, the first diaphragm unreeling assembly and the second diaphragm unreeling assembly are used for superposing the first pole piece and the second pole piece, and the first lamination table and the second lamination table are used for laminating the first pole piece, the second pole piece and the diaphragm into a battery core.

4. The lamination machine of claim 3,

the first carrying assembly carries the first pole piece on the first conveying mechanism to the first pole piece positioning mechanism, and carries the first pole piece after positioning and deviation rectifying on the first pole piece positioning mechanism to the first lamination table;

the first carrying assembly further carries the first pole piece on the first conveying mechanism to the second pole piece positioning mechanism, and carries the first pole piece after positioning and deviation rectifying on the second pole piece positioning mechanism to the second lamination table.

5. The lamination machine of claim 4, wherein the first handling assembly comprises:

the first picking mechanism is used for conveying the first pole piece on the first pole piece positioning mechanism to the first lamination table;

the second picking mechanism is used for conveying the first pole piece on the first conveying mechanism to the first pole piece positioning mechanism;

the fourth picking mechanism is used for conveying the first pole piece to the second pole piece positioning mechanism;

and the fifth picking mechanism is used for conveying the first pole piece on the second pole piece positioning mechanism to the second lamination table.

6. The laminating machine of claim 5, wherein the first picking mechanism and the second picking mechanism are synchronously driven by a first driving mechanism, so as to realize synchronous taking and placing of the corresponding first pole piece; the fourth picking mechanism and the fifth picking mechanism are synchronously driven by a third driving mechanism, so that the corresponding first pole piece is synchronously picked and placed.

7. The lamination machine according to claim 6, wherein the lamination device further includes a first pole piece caching mechanism disposed directly above the second transport mechanism and between the first and second lamination assemblies;

the first carrying assembly further comprises a third picking mechanism which is driven by a second driving mechanism independently, the third picking mechanism is used for carrying the first pole piece on the first conveying mechanism to the first pole piece caching mechanism, and the fourth picking mechanism is used for carrying the first pole piece on the first pole piece caching mechanism to the second pole piece positioning mechanism.

8. The lamination machine of claim 3, wherein the second handling assembly handles the second pole piece on the second transport mechanism to the third pole piece positioning mechanism and then handles the second pole piece on the third pole piece positioning mechanism to the first lamination station;

the second handling assembly further carries the second pole piece on the second transport mechanism to the fourth pole piece positioning mechanism and carries the second pole piece on the fourth pole piece positioning mechanism to the second lamination station.

9. The lamination machine of claim 8, wherein the second handling assembly comprises:

the sixth picking mechanism is used for conveying the second pole piece on the fourth pole piece positioning mechanism to the second lamination table;

the seventh picking mechanism is used for conveying the second pole piece on the second conveying mechanism to the fourth pole piece positioning mechanism;

a ninth pick-up mechanism for carrying the second pole piece to the third pole piece positioning mechanism;

and the tenth picking mechanism is used for conveying the second pole piece on the third pole piece positioning mechanism to the first lamination table.

10. The lamination stacking machine according to claim 9, wherein the sixth picking mechanism and the seventh picking mechanism are synchronously driven by a fourth driving mechanism, so as to realize synchronous picking and placing of the corresponding second pole piece; and the ninth picking mechanism and the tenth picking mechanism are synchronously driven by a sixth driving mechanism, so that the corresponding second pole piece is synchronously picked and placed.

11. The laminating machine of claim 10,

the lamination device further comprises a second lamination caching mechanism which is arranged right above the first transportation mechanism and located between the first lamination assembly and the second lamination assembly;

the second carrying assembly further comprises an eighth picking mechanism which is driven by a fifth driving mechanism independently and is used for carrying the second pole piece on the second transportation mechanism to the second pole piece caching mechanism, and the ninth picking mechanism is used for carrying the second pole piece on the second pole piece caching mechanism to the third pole piece positioning mechanism.

12. The lamination machine according to claim 1 or 2, further comprising an aftertreatment mechanism provided on one side of each of the first and second lamination assemblies, the two aftertreatment mechanisms being spaced apart along the second horizontal direction, the aftertreatment mechanism comprising:

the cutter assembly is used for cutting off the diaphragm on the battery cell;

the flatting glue assembly is used for adhering the cut diaphragm to the battery cell;

and the grabbing assembly is used for grabbing the battery cell from the first lamination assembly or the second lamination assembly.

13. The lamination machine according to claim 1 or 2, further comprising an aftertreatment mechanism provided on one side of each of the first and second lamination assemblies, the aftertreatment mechanism comprising:

the cutter assembly is used for cutting off the diaphragm on the battery cell;

the grabbing assembly is used for grabbing the battery cell from the first lamination assembly or the second lamination assembly;

the battery cell is characterized by comprising a U-shaped adhesive attaching component, the grabbing component carries the battery cell with the diaphragm cut off to the U-shaped adhesive attaching component, and the U-shaped adhesive attaching component is used for bonding an adhesive tape to the peripheral side face of the battery cell and bonding the diaphragm to the peripheral side face of the battery cell.

14. The lamination machine of claim 12 or 13, wherein the post-processing mechanism further comprises a tail-roll assembly, the grasping assembly carries the battery cell to the tail-roll assembly, the tail-roll assembly is configured to wind a separator on the surface of the battery cell, and the grasping assembly carries the battery cell after tail-roll to the flat-tape assembly or the U-tape assembly.

15. The lamination machine of claim 12 or 13, further comprising a cell blanking mechanism, wherein the cell blanking mechanism comprises:

a blanking assembly;

and the transferring assembly is arranged along the second horizontal direction and straddles above the two grabbing assemblies, and is used for picking up the battery cell grabbed by the grabbing assemblies and conveying the battery cell to the blanking assembly.

16. The laminating machine according to claim 1, wherein the first transportation mechanism and the second transportation mechanism each comprise a transportation assembly and a negative pressure system, the transportation assembly is provided with a plurality of adsorption holes, the negative pressure system is communicated with the adsorption holes, the negative pressure system adsorbs corresponding pole pieces through the adsorption holes, and the transportation assembly is used for transporting the pole pieces.

17. A cutting and stacking all-in-one machine is characterized by comprising a slicing machine and the stacking machine as claimed in any one of the claims, wherein the slicing machine is arranged at one end of the first conveying mechanism and one end of the second conveying mechanism in the first horizontal direction, and the slicing machine is used for cutting and forming a first pole piece and a second pole piece and throwing the first pole piece and the second pole piece to the first conveying mechanism and the second conveying mechanism respectively according to a set distance.

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