CN114988100A

CN114988100A - Laminate polymer battery stacking device

Info

Publication number: CN114988100A
Application number: CN202210765137.0A
Authority: CN
Inventors: 曾洪华; 曾宪武; 吴卫华; 龙思远
Original assignee: Foshan Teamgiant New Energy Technology Co Ltd
Current assignee: Foshan Teamgiant New Energy Technology Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-09-02

Abstract

The invention discloses a soft package battery stacking device, which relates to the technical field of lithium ion battery production and comprises a feeding channel at the front side and a discharging channel at the rear side; a transfer device is arranged between the feeding channel and the discharging channel, a feeding manipulator device is arranged between the feeding channel and the transfer device, and a discharging manipulator device is arranged between the transfer device and the discharging channel; the transfer device comprises a transfer table, a feeding guide rail and a furling inclined guide groove are arranged on the transfer table, and a feeding sliding table is arranged on the feeding guide rail; a transverse furling guide rail is arranged on the feeding sliding table, and a furling sliding plate is arranged on the transverse furling guide rail; a furling guide piece is arranged at the lower side of the furling sliding plate; after the monomer battery cells are folded, the clamping hands of the discharging manipulator device can clamp the monomer battery cells of the batch and then place the monomer battery cells on the stacking frame and the packaging box, and the stacking work of the soft-package batteries and even the production efficiency of the lithium ion batteries are greatly improved.

Description

Laminate device for soft package battery

Technical Field

The invention relates to the technical field of lithium ion battery production, in particular to a soft package battery stacking device.

Background

At present, soft package battery is more and more widely used, wherein the monomer electric core of soft package battery is including naked electric core, encapsulation in the aluminium-plastic film structure in the naked electric core outside and the electrolyte of filling in the aluminium-plastic film structure as basic unit. The packaging material of a specific soft package battery is usually a shell with a preset size made of an aluminum plastic film, and then the naked battery cell is packaged in the aluminum plastic film shell by the film packaging device in a heat sealing mode, so that a single battery cell of the soft package battery is formed.

And in order to guarantee that the quality of the soft package battery product is reliable and traceable, the quality of the single battery cell needs to be detected, and an identification label or an identification code is marked. These operations require the individual cells to be placed laterally. The aluminum-plastic film structure is easy to deform and damage, so that the aluminum-plastic film structure is not suitable for adopting a common slide way lamination mode, and the single battery cores of the soft package battery can be sequentially placed on the packaging frame only in a manual mode or a mechanical arm mode, so that the working efficiency is directly influenced.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a soft package battery stacking device.

The technical scheme adopted by the invention for solving the technical problems is as follows: the soft package battery stacking device comprises a feeding channel at the front side and a discharging channel at the rear side, wherein a battery cell tool is arranged on the feeding channel and used for placing a single battery cell, and the discharging channel is used for collecting and stacking the single battery cells; a transfer device is arranged between the feeding channel and the discharging channel, a feeding manipulator device is arranged between the feeding channel and the transfer device, a discharging manipulator device is arranged between the transfer device and the discharging channel, and the feeding manipulator device and the discharging manipulator device are used for clamping a single battery cell through clamping hands; the transfer device comprises a transfer table, a feeding guide rail and a furling inclined guide groove are arranged on the transfer table, a feeding sliding table is arranged on the feeding guide rail, and the feeding sliding table can move along the front side and the rear side of the feeding guide rail; the feeding sliding table is provided with a transverse furling guide rail, the transverse furling guide rail is provided with a furling sliding plate, the furling sliding plate is provided with a cell tool for placing a single cell, and the furling sliding plate moves along the transverse furling guide rail along the left and right directions; when the feeding sliding table moves along the feeding guide rail in the front and rear side directions, the furling inclined guide groove guides the furling guide piece to enable the furling sliding plate to move along the transverse furling guide rail in the left and right side directions.

According to the soft package battery stacking device provided by the invention, the single battery cells of the feeding channel are collected by the transfer device and then sent out to the discharging channel, and the soft package battery stacking device at least has the following technical effects: after the monomer battery cells are folded, the clamping hands of the discharging manipulator device can clamp the monomer battery cells of the batch and then place the monomer battery cells on the stacking frame and the packaging box, and the stacking work of the soft-package batteries and even the production efficiency of the lithium ion batteries are greatly improved.

As some preferred embodiments of the present invention, the feeding channel includes a feeding conveyor belt and a feeding tool fixing plate, and the cell tool is mounted on the feeding tool fixing plate.

As some preferred embodiments of the invention, a feed position sensor is arranged beside the feed channel.

As some preferred embodiments of the present invention, the cell fixture includes a fixture bottom plate, wherein vertical rods are disposed on left and right sides of the fixture bottom plate, and the vertical rods are used for supporting single cells to stand up.

As some preferred embodiments of the invention, the upper side of the upright is provided with an upright guiding bend.

As some preferred embodiments of the present invention, a battery core positioning block is disposed on the tool bottom plate, and a battery core positioning groove is disposed on the battery core positioning block.

As some preferred embodiments of the present invention, the feeding manipulator device includes a feeding frame movable along a front-rear direction, the feeding frame is provided with a feeding gripper lifting frame for driving the gripper of the feeding manipulator device to move up and down, and the feeding gripper lifting frame is provided with a gripper rotating wheel for driving the gripper to rotate.

As some preferred embodiments of the invention, the clamping hand comprises a clamping plate and a clamping plate translation cylinder.

As some preferred embodiments of the invention, the clamping plate is provided with a cushion pad and a non-slip pad.

As some preferred embodiments of the present invention, the gathering guide includes a gathering guide straight rod and a guide bearing.

The beneficial effects of the invention are: through adopting the design that the monomer electric core of transfer device draws in the back and then sends out discharging channel in charge of feedstock channel, draw in the back in as monomer electric core, the centre gripping hand of play mechanical hand device can once press from both sides this batch of monomer electric core and put on stacking frame and packing carton, and laminate polymer battery stacks work and even the efficiency of lithium ion battery production just improves greatly.

Additional aspects and advantages of the invention 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 invention.

Drawings

Additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a top view of a laminate device (in a feeding state) for a pouch battery according to the present invention;

fig. 2 is a top view of the stacking device (discharging state) of the soft package battery of the invention;

FIG. 3 is a schematic diagram of the operation of the present invention;

FIG. 4 is a side view of the pivoting device of the present invention;

fig. 5 is a side view of the cell tooling of the present invention;

fig. 6 is a front view of the feed robot apparatus of the present invention.

Reference numerals:

a feeding channel 100, a feeding conveyor belt 110 and a feeding tool fixing plate 120; the battery cell positioning device comprises a battery cell tool 200, a tool bottom plate 210, an upright rod 220, an upright rod guide bent position 221, a battery cell positioning block 230 and a battery cell positioning groove 231; the feeding manipulator device 300, a feeding frame 310, a feeding clamping hand lifting frame 320, a clamping hand rotating wheel 330 and a rotating wheel transmission belt 331; a discharge manipulator device 400; the clamping device comprises a clamping hand 500, a clamping plate 510, a cushion pad 511, an anti-skid pad 512 and a clamping plate translation cylinder 520; the device comprises a transfer device 600, a transfer table 610, a feeding guide rail 611, a gathering inclined guide groove 612, a feeding sliding table 620, a transverse gathering guide rail 621, a feeding sliding table vacancy 622, a gathering sliding plate 630, a gathering guide piece 640, a gathering guide piece straight rod 641 and a guide bearing 642; a discharge channel 700; the cell 800.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element 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 invention.

In the description of the present invention, the meaning of a plurality is two or more, and greater, smaller, more, etc. are understood to not include the essential numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood 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 invention, unless otherwise specifically limited, terms such as set, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention by combining the specific contents of the technical solutions.

Fig. 1 is a top view of an embodiment of the invention, and referring to fig. 1, an embodiment of the invention provides a laminate battery stacking apparatus, which includes a feed channel 100 on a front side and a discharge channel 700 on a rear side, wherein the feed channel 100 is provided with a cell fixture 200 for placing a single cell 800, and the discharge channel 700 is used for collecting and stacking the single cell 800.

Further, a transfer device 600 is arranged between the feeding channel 100 and the discharging channel 700, a feeding manipulator device 300 is arranged between the feeding channel 100 and the transfer device 600, a discharging manipulator device 400 is arranged between the transfer device 600 and the discharging channel 700, and the feeding manipulator device 300 and the discharging manipulator device 400 are used for clamping the single battery cell 800 through a clamping hand 500.

Further, referring to fig. 2 and 3, the transfer device 600 includes a transfer table 610, the transfer table 610 is provided with a feeding guide rail 611 and a converging inclined guide groove 612, the feeding guide rail 611 is provided with a feeding sliding table 620, and the feeding sliding table 620 can move along the feeding guide rail 611 in the front-rear direction.

Further, a transverse collecting guide rail 621 is arranged on the feeding sliding table 620, a collecting sliding plate 630 is arranged on the transverse collecting guide rail 621, an electric core tool 200 is arranged on the collecting sliding plate 630 and used for placing the single electric core 800, and the collecting sliding plate 630 moves along the transverse collecting guide rail 621 along the left and right directions;

still further, a furling guide 640 is disposed on the lower side of the furling sliding plate 630, the furling inclined guide groove 612 is used for guiding the furling guide 640, and when the feeding sliding table 620 moves along the feeding guide rail 611 in the front-rear direction, the furling inclined guide groove 612 guides the furling guide 640 so that the furling sliding plate 630 moves along the transverse furling guide rail 621 in the left-right direction.

In actual operation, when the feeding channel 100 transports the unit cells 800, the individual cells 800 are spaced apart sufficiently, often because of the requirements of the production line (e.g., packaging process, leveling process, inspection process, etc.).

Referring to fig. 1, after the individual battery cells 800 reach the position of the feeding channel 100, the clamping hands 500 of the feeding manipulator device 300 clamp the individual battery cells 800 on the feeding channel 100 and send the individual battery cells 800 to the battery cell tooling 200 of the transfer device 600. At this time (feeding state), the feeding sliding table 620 of the transfer device 600 is located at a position facing one side of the feeding channel 100, and the distance between each cell fixture 200 of the transfer device 600 corresponds to the distance between each cell fixture 200 of the feeding channel 100, so that the feeding manipulator device 300 can convey a batch of single cells 800 at a time.

Referring to fig. 2, then the feeding sliding table 620 moves along the feeding guide rail 611 to the rear side (the discharging channel 700), and the collecting inclined guide groove 612 guides the collecting guide 640 so that the collecting sliding plate 630 is collected along the transverse collecting guide rail 621, and the distance between the cell fixtures 200 is reduced.

Finally, referring to fig. 3 and 4, the gripper 500 of the discharging manipulator device 400 grips the cell tooling 200 to which the individual cells 800 on the transfer device 600 are delivered. At this time, the distance between the battery cell tools 200 of the transfer device 600 is small enough, so that the gripper 500 of the discharging manipulator device 400 can grip the batch of the single battery cells 800 at one time and then place the single battery cells on the stacking rack and the packaging box. Therefore, the efficiency of stacking the soft package batteries and even producing the lithium ion batteries is greatly improved.

In some embodiments, the feeding channel 100 includes a feeding conveyor belt 110 and a feeding fixture fixing plate 120, and the cell fixture 200 is mounted on the feeding fixture fixing plate 120. The cell tooling 200 on the feeding conveyor belt 110 can be disassembled and selected as required.

It is conceivable that the number of the cell fixtures 200 (one batch) on the feeding path 100 and the number of the gripper hands 500 on the feeding robot device 300 correspond to each other.

In some embodiments, a feed position sensor is disposed beside the feed passage 100.

In some embodiments, referring to fig. 5, the cell fixture 200 includes a fixture bottom plate 210, wherein the left and right sides of the fixture bottom plate 210 are provided with vertical rods 220, and the vertical rods 220 are used for supporting the single cell 800 to stand up.

In some embodiments, the upright 220 is provided with an upright guide bend 221 at an upper side thereof.

In some embodiments, the tool bottom plate 210 is provided with a cell positioning block 230, and the cell positioning block 230 is provided with a cell positioning slot 231.

In some embodiments, referring to fig. 6, the feeding manipulator device 300 includes a feeding frame 310 capable of moving along the front and rear sides, a feeding gripper lifting frame 320 is disposed on the feeding frame 310 for driving a gripper 500 of the feeding manipulator device 300 to move up and down, and a gripper rotating wheel 330 is disposed on the feeding gripper lifting frame 320 for driving the gripper 500 to rotate.

In this embodiment, the holding hand rotating wheel 330 is controlled to rotate by a rotation control motor, a rotation wheel driving belt 331, so that a plurality of holding hand rotating wheels 330 can be controlled by one motor (rotation control motor).

In some embodiments, the clamping hand 500 includes a clamping plate 510 and a clamping plate translation cylinder 520.

In some embodiments, the clamping plate 510 is provided with a cushion pad 511 and a non-slip pad 512. The buffer pads 511 can play a role of buffering when the clamping plates 510 clamp the unit cell 800 so as to avoid damaging the aluminum plastic film. The anti-slip pad 512 plays an anti-slip role, so that the single battery cell 800 is prevented from slipping or even falling out when the clamping plate 510 clamps the single battery cell 800.

It is contemplated that the feed ramp 620 has a feed ramp void 622 therein so that the converging guide member 640 can pass through or over the feed ramp 620 and engage the converging diagonal guide channel 612 of the transfer table 610.

In some embodiments, the converging guide 640 includes a converging guide straight rod 641 and a guide bearing 642.

It is conceivable that the individual cell assemblies 200 at the location of the discharge robot arrangement 400 or the discharge channel 700 do not necessarily have to be in close contact with one another.

In the description herein, references to "some embodiments" or to "what is contemplated" or the like are intended to mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a laminate polymer battery stacks device, includes feedstock channel (100) of front side and discharging channel (700) of rear side, be provided with electric core frock (200) on feedstock channel (100) and be used for placing monomer electricity core (800), discharging channel (700) are used for collecting and stack monomer electricity core (800), its characterized in that:

a transfer device (600) is arranged between the feeding channel (100) and the discharging channel (700), a feeding manipulator device (300) is arranged between the feeding channel (100) and the transfer device (600), a discharging manipulator device (400) is arranged between the transfer device (600) and the discharging channel (700), and the feeding manipulator device (300) and the discharging manipulator device (400) clamp the single battery cell (800) through a clamping hand (500);

the transfer device (600) comprises a transfer table (610), wherein a feeding guide rail (611) and a furling inclined guide groove (612) are arranged on the transfer table (610), a feeding sliding table (620) is arranged on the feeding guide rail (611), and the feeding sliding table (620) can move along the feeding guide rail (611) in the front-back side direction;

a transverse furling guide rail (621) is arranged on the feeding sliding table (620), a furling sliding plate (630) is arranged on the transverse furling guide rail (621), an electric core tool (200) is arranged on the furling sliding plate (630) and used for placing a single electric core (800), and the furling sliding plate (630) moves along the transverse furling guide rail (621) along the left and right sides;

the lower side of the furling sliding plate (630) is provided with a furling guide piece (640), the furling inclined guide groove (612) is used for guiding the furling guide piece (640), when the feeding sliding table (620) moves along the front and rear side directions of the feeding guide rail (611), the furling inclined guide groove (612) guides the furling guide piece (640) to enable the furling sliding plate (630) to move along the left and right side directions of the transverse furling guide rail (621).

2. The pouch battery stacking apparatus according to claim 1, wherein: the feeding channel (100) comprises a feeding conveyor belt (110) and a feeding tool fixing plate (120), and the battery cell tool (200) is installed on the feeding tool fixing plate (120).

3. The pouch cell stacking apparatus according to claim 1 or 2, wherein: a feeding position sensor is arranged beside the feeding channel (100).

4. The pouch cell stacking apparatus according to claim 1, wherein: the battery cell tooling (200) comprises a tooling bottom plate (210), vertical rods (220) are arranged on the left side and the right side of the tooling bottom plate (210), and the vertical rods (220) are used for supporting the single battery cells (800) to stand up.

5. The pouch battery stacking apparatus according to claim 4, wherein: the upper side of the upright rod (220) is provided with an upright rod guide bent position (221).

6. The pouch cell stacking apparatus according to claim 4, wherein: the tool bottom plate (210) is provided with a battery cell positioning block (230), and the battery cell positioning block (230) is provided with a battery cell positioning groove (231).

7. The pouch battery stacking apparatus according to claim 1, wherein: the feeding manipulator device (300) comprises a feeding frame (310) capable of moving along the front and rear side directions, a feeding clamping hand lifting frame (320) is arranged on the feeding frame (310) and used for driving a clamping hand (500) of the feeding manipulator device (300) to move up and down, and a clamping hand rotating wheel (330) is arranged on the feeding clamping hand lifting frame (320) and used for driving the clamping hand (500) to rotate.

8. The pouch battery stacking apparatus according to claim 1, wherein: the clamping hand (500) comprises a clamping plate (510) and a clamping plate translation cylinder (520).

9. The pouch cell stacking apparatus according to claim 8, wherein: the clamping plate (510) is provided with a cushion pad (511) and a non-slip pad (512).

10. The pouch battery stacking apparatus according to claim 1, wherein: the furling guide piece (640) comprises a furling guide piece straight rod (641) and a guide bearing (642).