CN219303721U - Square lithium battery overall dimension shaping device - Google Patents

Abstract

The utility model relates to the technical field of lithium battery processing, in particular to a shaping device for the external dimensions of square lithium batteries, which comprises a test transfer mechanism and a constant pressure sensing mechanism; the test transfer mechanism is movably arranged below the constant pressure sensing mechanism, the constant pressure sensing mechanism is fixed on the top plate, and vertical plates are fixed on the left side and the right side of the top plate; the control end of the servo motor translation driving mechanism is fixed on a motor support frame on the frame; the lower movable bottom plate is connected with the output end of the servo motor translation driving mechanism; and the bottom of the lower movable bottom plate is erected on the frame by utilizing a slide rail guiding mechanism. The overvoltage problem can be effectively solved, the labor cost is reduced, and the equipment efficiency is improved.

Description

Square lithium battery overall dimension shaping device

Technical Field

The utility model relates to the technical field of lithium battery processing, in particular to a square lithium battery outline dimension shaping device.

Background

The widely used material of battery case is the aluminum product, and the aluminum product is little, the quality is light, good castability and very strong corrosion resistance performance than other common metal density, protects can the battery well.

After the battery is filled with the liquid, the battery shell is subjected to size shaping and safety detection. The prior battery shell is mainly mechanically produced instead of manually produced, the traditional appearance shaping method has poor flatness and even damages the battery due to overvoltage, the external dimension of the aluminum shell is shaped, and the battery after the shaping is finished is lack of edge electric testing. There is a poor battery shaping effect, low equipment efficiency and high labor cost.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art, and provides a square lithium battery outline dimension shaping device which can effectively solve the problem of overvoltage, reduce labor cost and improve equipment efficiency.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the device comprises a test transfer mechanism and a constant pressure sensing mechanism; the test transfer mechanism is movably arranged below the constant pressure sensing mechanism, the constant pressure sensing mechanism is fixed on the top plate, and vertical plates are fixed on the left side and the right side of the top plate; the test transfer mechanism comprises:

the control end of the servo motor translation driving mechanism is fixed on a motor support frame on the frame;

the lower movable bottom plate is connected with the output end of the servo motor translation driving mechanism; the bottom of the lower movable bottom plate is erected on the frame by utilizing a sliding rail guiding mechanism;

the constant pressure sensing mechanism comprises:

the speed reduction driving assembly is erected and fixed on the top plate;

the top of the guide plate is connected with the output end of the speed reduction driving assembly by a connector; the guide plate is movably sleeved on the guide post, the guide post is fixed on the sensor mounting plate, and the sensor mounting plate is fixed on the upper movable bottom plate;

the pressure sensor is fixed on the sensor mounting plate;

the support guide column is movably arranged in a guide bearing in the top plate in a penetrating way, and the lower end of the support guide column is connected with the upper movable bottom plate;

the battery upper pressing plate is fixed on the upper movable bottom plate;

and the battery lower pressing plate is fixed on the lower movable bottom plate.

Preferably, the pressure sensor, the speed reduction driving assembly and the servo motor translation driving mechanism are electrically connected with a control instrument, and the control instrument is fixed on the top plate.

Preferably, the battery lower pressure plate is fixed on the lower movable bottom plate by utilizing a hydraulic buffer assembly.

Preferably, a positioning plate is arranged on the battery lower pressing plate.

Preferably, probes are arranged on the lower movable bottom plate in a front-back and left-right mode through transition plates, the transition plates are arranged on the lower movable bottom plate in a sliding mode through guide rail assemblies, sliding blocks in the guide rail assemblies are connected with output ends of air cylinders, and the air cylinders are fixed on the lower movable bottom plate.

Preferably, a plurality of photoelectric switches are fixed on the top plate by utilizing a supporting seat.

Preferably, the top ends of the two support guide posts at the front and rear positions are connected by a support cross plate.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a shaping device for the external dimensions of a square lithium battery, which can effectively solve the problem of overvoltage, reduce labor cost and improve equipment efficiency.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a left side view of fig. 1.

Reference numerals illustrate:

the device comprises a supporting seat 1, a speed reduction driving assembly 2, a control instrument 3, a vertical plate 4, a top plate 5, a photoelectric switch 6, a supporting transverse plate 7, a supporting guide post 8, a connector 9, a guide plate 10, an inductor mounting plate 11, an upper movable bottom plate 12, a positioning plate 13, a hydraulic buffer assembly 14, a battery upper pressing plate 15, a servo motor translation driving mechanism 16, an air cylinder 17, a pressure sensor 18, a probe 19, a battery lower pressing plate 20, a lower movable bottom plate 21 and a transition plate 22.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, in which preferred embodiments in the description are given by way of example only, and all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present utility model.

As shown in fig. 1 to 3, the present embodiment adopts the following technical scheme: the device comprises a test transfer mechanism and a constant pressure sensing mechanism; the test transfer mechanism is movably arranged below the constant pressure sensing mechanism, the constant pressure sensing mechanism is fixed on the top plate 5, and vertical plates 4 are fixed on the left side and the right side of the top plate 5; a control instrument 3 is fixed on the top plate 5; a plurality of photoelectric switches 6 are fixed on the top plate 5 by utilizing the supporting seat 1; the test transfer mechanism comprises:

the servo motor translation driving mechanism 16, wherein the control end of the servo motor translation driving mechanism 16 is fixed on a motor support frame on the frame; and the servo motor translation driving mechanism 16 is electrically connected with the control instrument 3; the servo motor translation driving mechanism 16 is composed of a servo motor, a transmission screw rod and other structures, and is in the prior art;

the lower movable bottom plate 21 is connected with the output end of the servo motor translation driving mechanism 16; the bottom of the lower movable bottom plate 21 is erected on the frame by a slide rail guiding mechanism (wherein a guide rail in the slide rail guiding mechanism is erected on the frame by a supporting seat); probes 19 are arranged on the lower movable bottom plate 21 front and back and left and right by utilizing a transition plate 22, the transition plate 22 is arranged on the lower movable bottom plate 21 in a sliding way by utilizing a guide rail assembly, a sliding block in the guide rail assembly is connected with the output end of an air cylinder 17, and the air cylinder 17 is fixed on the lower movable bottom plate 21;

the constant pressure sensing mechanism comprises:

the speed reduction driving assembly 2 is erected and fixed on the top plate 5, the speed reduction driving assembly 2 is electrically connected with the control instrument 3, and the speed reduction driving assembly 2 is composed of an electric cylinder and a speed reducer;

the top of the guide plate 10 is connected with the output end of the speed reduction driving assembly 2 by a connector 9; the guide plate 10 is movably sleeved on a guide post, the guide post is fixed on the sensor mounting plate 11, and the sensor mounting plate 11 is fixed on the upper movable bottom plate 12;

the pressure sensor 18 is fixed on the sensor mounting plate 11, and the pressure sensor 18 is electrically connected with the control instrument 3;

the support guide column 8 is movably arranged in a guide bearing in the top plate 5 in a penetrating manner, and the lower end of the support guide column 8 is connected with the upper movable bottom plate 12; the top ends of the two supporting guide posts 8 at the front and rear positions are connected by a supporting transverse plate 7;

a battery upper pressing plate 15, wherein the battery upper pressing plate 15 is fixed on the upper movable bottom plate 12;

a battery lower pressure plate 20, wherein the battery lower pressure plate 20 is fixed on a lower movable bottom plate 21 by utilizing the hydraulic buffer assembly 14; the battery lower pressure plate 20 is provided with a positioning plate 13.

When the utility model is used, after the battery is conveyed to the battery lower pressing plate 21 for finishing (the battery is positioned by utilizing the positioning plate 13), the servo motor translation driving mechanism 16 drives the battery lower pressing plate 21 to move, the test transfer mechanism is pushed into the lower part of the constant pressure mechanism, the photoelectric sensor 6 senses whether the battery is ultrahigh, the deceleration driving assembly 2 works to drive the guide plate 10 to descend after the test transfer mechanism is in place, the guide plate 10 descends to the contact block at the bottom of the guide plate 10 is contacted with the pressure sensor 18, the lower pressing is continued, the upper movable bottom plate 12 is driven to descend, the battery upper pressing plate 15 is driven to descend, the applied pressure can reach the pressure range of 1000-8000N, the pressure sensed by the pressure sensor 18 can be displayed on the control instrument 3, the battery upper pressing plate 15 is tightly attached to the battery, the pressure of 0-8s is maintained for the battery, the air cylinder 17 pushes the transition plate 22 at the same time of driving the probe 19 to conduct side voltage test on the battery, the deceleration driving assembly 2 drives the guide plate 10 to ascend after the pressure maintaining is finished, and the servo motor translation driving mechanism 16 pushes the test meter out the appearance size of the aluminum shell.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the deceleration driving assembly applies pressure to the wide side face of the aluminum shell of the battery, and extrudes the surface of the aluminum shell, so that the width and the height of each battery can be kept consistent, and the flatness of the aluminum shell is effectively improved;

2. performing side electric testing on the battery with the finished size by adopting a probe, and detecting whether the battery leaks;

3. the oil pressure buffer component plays a role in protecting pressure in the pressure applying process, the pressure is adjustable, the pressure display is provided, the overpressure problem is solved, the labor cost is reduced, and the equipment efficiency is improved.

It should be understood that those skilled in the art can make modifications to the technical solutions described in the foregoing embodiments and equivalent substitutions of some technical features, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a square lithium cell overall dimension shaping device which characterized in that: the device comprises a test transfer mechanism and a constant pressure sensing mechanism; the test transfer mechanism is movably arranged below the constant pressure sensing mechanism, the constant pressure sensing mechanism is fixed on the top plate (5), and vertical plates (4) are fixed on the left side and the right side of the top plate (5); the test transfer mechanism comprises:

the servo motor translation driving mechanism (16), the control end of the servo motor translation driving mechanism (16) is fixed on a motor support frame on the frame;

the lower movable bottom plate (21), the said lower movable bottom plate (21) is connected with output end of the servo motor translation driving mechanism (16); the bottom of the lower movable bottom plate (21) is erected on the frame by a sliding rail guiding mechanism;

the constant pressure sensing mechanism comprises:

the speed reduction driving assembly (2) is erected and fixed on the top plate (5);

the top of the guide plate (10) is connected with the output end of the speed reduction driving assembly (2) by a connector (9); the guide plate (10) is movably sleeved on the guide post, the guide post is fixed on the inductor mounting plate (11), and the inductor mounting plate (11) is fixed on the upper movable bottom plate (12);

a pressure sensor (18), the pressure sensor (18) being fixed to the sensor mounting plate (11);

the support guide column (8) is movably arranged in a guide bearing in the top plate (5) in a penetrating manner, and the lower end of the support guide column (8) is connected with the upper movable bottom plate (12);

a battery upper pressing plate (15), wherein the battery upper pressing plate (15) is fixed on the upper movable bottom plate (12);

and the battery lower pressing plate (20), wherein the battery lower pressing plate (20) is fixed on the lower movable bottom plate (21).

2. The square lithium battery overall dimension shaping device according to claim 1, wherein: the pressure sensor (18), the speed reduction driving assembly (2) and the servo motor translation driving mechanism (16) are electrically connected with the control instrument (3), and the control instrument (3) is fixed on the top plate (5).

3. The square lithium battery overall dimension shaping device according to claim 1, wherein: the battery lower pressing plate (20) is fixed on the lower movable bottom plate (21) by utilizing the hydraulic buffer assembly (14).

4. The square lithium battery overall dimension shaping device according to claim 1, wherein: the battery lower pressure plate (20) is provided with a positioning plate (13).

5. The square lithium battery overall dimension shaping device according to claim 1, wherein: probes (19) are arranged on the lower movable bottom plate (21) by utilizing transition plates (22), the transition plates (22) are arranged on the lower movable bottom plate (21) in a sliding mode by utilizing guide rail assemblies, sliding blocks in the guide rail assemblies are connected with output ends of air cylinders (17), and the air cylinders (17) are fixed on the lower movable bottom plate (21).

6. The square lithium battery overall dimension shaping device according to claim 1, wherein: a plurality of photoelectric switches (6) are fixed on the top plate (5) by utilizing the supporting seat (1).

7. The square lithium battery overall dimension shaping device according to claim 1, wherein: the top ends of the two supporting guide posts (8) at the front and rear positions are connected by a supporting transverse plate (7).

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