CN214774153U

CN214774153U - Lithium ion battery's cold pressing device

Info

Publication number: CN214774153U
Application number: CN202120136797.3U
Authority: CN
Inventors: 熊轶娜; 吴跃明; 梁佳
Original assignee: Changsha Aeronautical Vocational and Technical College
Current assignee: Changsha Aeronautical Vocational and Technical College
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-11-19
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a lithium ion battery's cold pressing device, including base, adjusting part and the subassembly of colding pressing, the equal fixedly connected with supporting seat in both sides of base inner wall bottom, two fixedly connected with cold-pressing room between the top of supporting seat, the inside fixedly connected with partition plate in cold-pressing room, the equal sliding connection in both sides of cold-pressing room has the pull rod, two the equal fixedly connected with fixed plate in relative one side of pull rod, the bilateral symmetry fixedly connected with fixing spring of the indoor wall of colding pressing. The utility model discloses a fixed plate is fixed lithium ion battery and in order to adapt to the lithium ion battery of equidimension not, thereby drive the cam through the motor and rotate and coldly press lithium ion battery, and work efficiency is high, makes the device can come different specification thickness of accurate definite according to the lithium ion battery of different specifications through the pointer, and the practicality is strong, drives the lifter plate through starting electric telescopic handle and rises to make it follow below and push out lithium ion battery, makes things convenient for operating personnel to take off the battery.

Description

Lithium ion battery's cold pressing device

Technical Field

The utility model relates to a lithium ion battery technical field specifically is a lithium ion battery's cold press unit.

Background

The lithium ion battery is a secondary battery (rechargeable battery) which mainly depends on the movement of lithium ions between a positive electrode and a negative electrode, in the process of charging and discharging, Li + is inserted and extracted back and forth between the two electrodes, during charging, Li + is extracted from the positive electrode and inserted into the negative electrode through an electrolyte, the negative electrode is in a lithium-rich state, and during discharging, the lithium ion battery is opposite, the lithium battery is divided into a lithium battery and a lithium ion battery, the lithium battery is used by mobile phones and notebook computers and is generally called as a lithium battery, the battery generally adopts a material containing lithium elements as the electrode and is a representative of modern high-performance batteries, the real lithium battery is very dangerous and is rarely applied to daily electronic products, the lithium battery has the advantages of high voltage, high specific energy, multiple cycle times, long storage time and the like a mobile phone, the lithium battery on portable electronic equipment, Digital cameras and portable computers are widely used, and also widely used in large and medium-sized electric equipment such as electric vehicles, electric bicycles, electric tools, and the like, and in addition, as a mature lithium ion battery product, the lithium ion battery product has been widely used in the electronic products and power energy industries, so that the requirements on the performance and the safety of the lithium ion battery are higher and higher.

At present, the existing lithium ion battery sometimes expands in the production process to cause over-thick thickness, so the battery is required to be cold-pressed to change the thickness of the battery into the specified thickness, the existing lithium ion battery cold-pressing device is inconvenient to take out the battery after the cold pressing is finished, the operation is troublesome, meanwhile, the existing cold-pressing device cannot adapt to the lithium ion batteries with various specifications, only one battery can be operated at one time, and the production efficiency is low.

Therefore, it is necessary to provide a cold pressing device for lithium ion batteries to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium ion battery's cold press unit to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a cold pressing device of a lithium ion battery comprises a base, an adjusting component and a cold pressing component, wherein both sides of the bottom of the inner wall of the base are fixedly connected with supporting seats, a cold pressing chamber is fixedly connected between the tops of the two supporting seats, a partition plate is fixedly connected inside the cold pressure chamber, pull rods are connected to two sides of the cold pressure chamber in a sliding manner, a fixed plate is fixedly connected to one opposite side of each pull rod, the two sides of the inner wall of the cold pressing chamber are symmetrically and fixedly connected with fixed springs, an electric telescopic rod is arranged at the top of the inner wall of the base and between the two opposite sides of the supporting seats, the number of the electric telescopic rods is two, the top of each electric telescopic rod is fixedly connected with a lifting plate, the equal fixedly connected with guide pillar in both sides at base top, the equal fixedly connected with bearing plate in top of base both sides, the top of bearing plate is provided with adjusting part.

Preferably, the adjusting assembly comprises sleeve rods fixedly connected to the two top parts of the bearing plates respectively, an inner rod and a top plate which are connected to the inner parts of the sleeve rods in a sliding mode, and measuring scales fixedly connected to the two sides of the top of the base respectively, the top plate is fixedly connected to the two opposite sides of the inner rod, and the cold pressing assembly is arranged at the top of the top plate.

Preferably, the cold pressing assembly comprises an extension spring, a motor, a cam fixedly connected to an output shaft of the motor, a connecting plate and a cold pressing plate fixedly connected to the bottom of the connecting plate, the top of the extension spring is fixedly connected to the bottom of the top plate, the top of the motor is fixedly connected to the bottom of the top plate, and the connecting plate is fixedly connected to the bottom of the extension spring.

Preferably, both sides of the cold pressing plate are fixedly connected with fixing columns, the sides of the two fixing columns, which are away from each other, are fixedly connected with pointers, and the fixing columns are in sliding connection with the guide pillars.

Preferably, the pointer contacts with the measuring scale, the measuring scale is located between the guide pillar and one side opposite to the loop bar, and the number of the extension springs is at least two.

Compared with the prior art, the beneficial effects of the utility model are that: the cold pressing device of the lithium ion battery fixes the lithium ion battery under the self elastic force action of the fixing spring through the fixing plate, so that the device can adapt to the lithium ion batteries with different sizes, and the lithium ion battery is ensured not to generate displacement so as to cause accidents in the cold pressing process, then an operator adjusts the heights of the loop bar and the inner bar through the bolt, starts the motor, drives the cam to rotate so as to press down the connecting plate, then the connecting plate drives the cold pressing plate to press down, the cold pressing plate drives the fixing column to descend, the fixing column slides on the guide column and has a guiding function, so the cold pressing plate performs cold pressing on the lithium ion battery, the device can operate two or more than two lithium ion batteries at one time, the working efficiency is high, meanwhile, the pointer on one side of the fixing column can also move along with the descending of the cold pressing plate, and the cold pressing can accurately adjust the lithium ion battery to the required thickness, the practicality is strong, can confirm different specification thickness according to the lithium ion battery of different specifications, after the process of colding pressing, can drive the lifter plate through starting electric telescopic handle and rise, so the lifter plate pushes up lithium ion battery from the below, makes things convenient for operating personnel to take off the battery, and is more convenient.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a cold pressing device for a lithium ion battery provided by the present invention;

FIG. 2 is a schematic top view of the cold pressure chamber of FIG. 1;

fig. 3 is a schematic top view of the support seat shown in fig. 1.

In the figure: 1. a base; 2. a supporting seat; 3. a cold pressure chamber; 4. dividing the plate; 5. a pull rod; 6. fixing the spring; 7. a fixing plate; 8. an electric telescopic rod; 9. a lifting plate; 10. a guide post; 11. fixing a column; 12. measuring a scale; 13. a pointer; 14. a bearing plate; 15. a loop bar; 16. an inner rod; 17. a top plate; 18. a motor; 19. a cam; 20. an extension spring; 21. a connecting plate; 22. cold pressing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a cold pressing device of a lithium ion battery comprises a base 1, an adjusting assembly and a cold pressing assembly, wherein both sides of the bottom of the inner wall of the base 1 are fixedly connected with supporting seats 2, the bottom of the base 1 is provided with two grooves which are completely consistent with the size and the area of a lifting plate 9, a cold pressure chamber 3 is fixedly connected between the tops of the two supporting seats 2, a partition plate 4 is fixedly connected inside the cold pressure chamber 3, both sides of the cold pressure chamber 3 are slidably connected with pull rods 5, one opposite side of each pull rod 5 is fixedly connected with a fixing plate 7, two sides of the inner wall of the cold pressure chamber 3 are symmetrically and fixedly connected with fixing springs 6, the number of the fixing springs 6 is at least eight, an electric telescopic rod 8 is arranged between the top of the inner wall of the base 1 and one opposite side of the two supporting seats 2, the electric telescopic rod 8 is connected with an external power supply, the lifting device is characterized in that a switch for controlling a power supply is arranged, the number of the electric telescopic rods 8 is two, the top of each electric telescopic rod 8 is fixedly connected with a lifting plate 9, two sides of the top of the base 1 are fixedly connected with guide pillars 10, the tops of two sides of the base 1 are fixedly connected with bearing plates 14, and the top of each bearing plate 14 is provided with an adjusting assembly.

The adjusting part comprises a sleeve rod 15 fixedly connected to the tops of the two bearing plates 14, a top plate 17 and inner rods 16 and a measuring scale 12, the inner rods 16 and the top plate 17 are fixedly connected to the inside of the sleeve rod 15, the measuring scale 12 is fixedly connected to the two sides of the top of the base 1, the top plate 17 is fixedly connected to the two opposite sides of the inner rods 16, and a cold pressing component is arranged at the top of the top plate 17.

The cold pressing assembly comprises an extension spring 20, a motor 18, a cam 19 fixedly connected to an output shaft of the motor 18, a connecting plate 21 and a cold pressing plate 22 fixedly connected to the bottom of the connecting plate 21, the top of the extension spring 20 is fixedly connected with the bottom of the top plate 17, the top of the motor 18 is fixedly connected with the bottom of the top plate 17, the connecting plate 21 is fixedly connected to the bottom of the extension spring 20, the number of the extension springs 20 is at least two, the motor 18 is connected with an external power supply and is provided with a switch for controlling the power supply, and the motor 18 is a three-phase asynchronous motor.

Fixed columns 11 are fixedly connected to two sides of the cold pressing plate 22, pointers 13 are fixedly connected to the sides, away from each other, of the two fixed columns 11, and the fixed columns 11 are in sliding connection with the guide pillars 10.

The pointer 13 is in contact with the measuring ruler 12, the measuring ruler 12 is located between the guide pillar 10 and the opposite side of the loop bar 15, the number of the extension springs 20 is at least two, and the pointer 13 and the cold pressing plate 22 are located on the same horizontal line.

The working principle is as follows: when an operator uses the cold pressing machine, a lithium ion battery is placed in the cold pressing chamber 3, then the fixing plate 7 can fix the lithium ion battery under the action of the elastic force of the fixing spring 6, then the height of the loop bar 15 and the height of the inner bar 16 are adjusted by the operator through the inserted pin, the motor 18 is started, then the motor 18 drives the cam 19 to rotate so as to press the connecting plate 21 downwards, then the connecting plate 21 drives the cold pressing plate 22 to press downwards, the cold pressing plate 22 drives the fixing column 11 to descend, the fixing column 11 slides on the guide post 10 and has a guiding effect, so the cold pressing plate 22 performs cold pressing on the lithium ion battery, meanwhile, the pointer 13 on one side of the fixing column 11 can also move along with the descending of the cold pressing plate 22, the lithium ion battery can be accurately cold pressed to the required thickness, after the cold pressing process is finished, the electric telescopic rod 8 can be started to drive the lifting plate 9 to ascend, and then the lifting plate 9 ejects the lithium ion battery from the lower part, the battery is convenient for operators to take down.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a lithium ion battery's cold pressing device, includes base (1), adjusting part and the subassembly of colding pressing, its characterized in that: the cooling device is characterized in that supporting seats (2) are fixedly connected to two sides of the bottom of the inner wall of the base (1), a cold pressure chamber (3) is fixedly connected between the tops of the two supporting seats (2), a partition plate (4) is fixedly connected to the inside of the cold pressure chamber (3), pull rods (5) are slidably connected to two sides of the cold pressure chamber (3), a fixing plate (7) is fixedly connected to one opposite side of each of the two pull rods (5), fixing springs (6) are symmetrically and fixedly connected to two sides of the inner wall of the cold pressure chamber (3), electric telescopic rods (8) are arranged between the top of the inner wall of the base (1) and one opposite side of each of the two supporting seats (2), the number of the electric telescopic rods (8) is two, a lifting plate (9) is fixedly connected to the top of each electric telescopic rod (8), and guide pillars (10) are fixedly connected to two sides of the top of the base (1), the top of base (1) both sides all fixedly connected with bearing plate (14), the top of bearing plate (14) is provided with adjusting part.

2. The cold pressing device of the lithium ion battery according to claim 1, characterized in that: the adjusting part comprises a sleeve rod (15) fixedly connected to the top of the bearing plate (14), a top plate (17) and measuring scales (12) fixedly connected to the two sides of the top of the base (1), wherein the sleeve rod (15) is fixedly connected to the two tops of the bearing plate (14) in a sliding mode, the top plate (17) is fixedly connected to the two opposite sides of the inner rod (16), and a cold pressing component is arranged at the top of the top plate (17).

3. The cold pressing device of the lithium ion battery according to claim 2, characterized in that: the cold pressing assembly comprises an extension spring (20), a motor (18), a cam (19) fixedly connected to an output shaft of the motor (18), a connecting plate (21) and a cold pressing plate (22) fixedly connected to the bottom of the connecting plate (21), the top of the extension spring (20) is fixedly connected with the bottom of the top plate (17), the top of the motor (18) is fixedly connected with the bottom of the top plate (17), and the connecting plate (21) is fixedly connected to the bottom of the extension spring (20).

4. The cold pressing device of the lithium ion battery according to claim 3, characterized in that: both sides of the cold pressing plate (22) are fixedly connected with fixing columns (11), the sides, away from each other, of the two fixing columns (11) are fixedly connected with pointers (13), and the fixing columns (11) are connected with the guide columns (10) in a sliding mode.

5. The cold pressing device of the lithium ion battery according to claim 4, characterized in that: the pointer (13) is in contact with the measuring scale (12), the measuring scale (12) is located between the guide pillar (10) and one side of the sleeve rod (15) opposite to the guide pillar, and the number of the extension springs (20) is at least two.