CN217114577U

CN217114577U - Frock structure that top cap piece aluminium bits was got rid of in high current strong etching anodic hardening

Info

Publication number: CN217114577U
Application number: CN202123422171.8U
Authority: CN
Inventors: 檀毛叶; 檀基本; 潘学文
Original assignee: Anhui Lixiang Battery Technology Co ltd
Current assignee: Anhui Lixiang Battery Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-02
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a frock structure that top cap piece aluminium bits was got rid of in high current strong etching positive pole sclerosis, include the frock body of compriseing last anchor clamps and lower anchor clamps, through carry out local high current strong etching positive pole sclerosis to it after the top cap piece punching press and handle, get rid of the last utmost point post hole of top cap piece and peripheral aluminium silk and aluminium bits, the product percent of pass has been improved, the manufacturing cost of battery top cap has been reduced, the battery security performance has been improved, electric automobile security performance and stability can also be promoted simultaneously, the development to new forms of energy power battery has played the promotion effect, this frock low in manufacturing cost, but batch production, and repetitious usage, high durability and convenient use, very big reduction the cost that the local high current of top cap piece was got rid of the positive pole sclerosis and is handled by force.

Description

Frock structure that top cap piece aluminium bits was got rid of in high current strong etching anodic hardening

Technical Field

The utility model relates to a battery top cap removes aluminium bits processing technology field, specifically is a frock structure that top cap piece aluminium bits was got rid of in high current strong etching positive pole sclerosis.

Background

With the development of the industrial economy in the world and the dramatic increase of population, the environment is seriously polluted due to the rapid consumption of non-renewable energy sources such as coal, petroleum, natural gas and the like. In order to reduce the pollution to the environment, new energy power batteries which are vigorously developed in China are widely applied to products such as automobiles, energy storage equipment and the like. The safety of the power battery plays a considerable role in the new energy industry. An important factor affecting the safety of power batteries is aluminum scrap.

However, the top cover sheet needs to be stamped and formed by a stamping technique to meet the functional requirements. The existing punch forming process is easy to generate aluminum wires and aluminum scraps during punching, and meanwhile, the aluminum wires and the aluminum scraps cannot be completely removed through normal cleaning, so that the reject ratio of products is increased, potential safety hazards are increased, and the production cost of the battery top cover and the detection cost of the battery top cover are increased. Consequently, the aluminium silk and the aluminium bits problem of top cap piece are solved to the urgent need for a neotype technique, and the high current strong etching positive pole hardening is handled and can effectually get rid of the aluminium bits, but the top cap piece welding after handling can appear exploding the point, has seriously restricted this technique of use of battery top cap and has solved the potential safety hazard that the aluminium silk aluminium bits caused the short circuit to catch fire to the battery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frock structure that top cap piece aluminium bits was got rid of in high current strong etching positive pole sclerosis, through carry out local high current strong etching positive pole sclerosis to it after the top cap piece punching press and handle, get rid of the terminal hole on the top cap piece and peripheral aluminium silk and aluminium bits, the product percent of pass has been improved, the manufacturing cost of battery top cap has been reduced, the battery safety performance has been improved, electric automobile security performance and stability can also be promoted simultaneously, development to new forms of energy power battery has played the promotion effect, this frock low in manufacturing cost, but batch production, and repetitious usage, high durability and convenient use, and is very big, the local high current of top cap piece strong etching positive pole sclerosis's of having reduced cost.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a frock structure that top cap piece aluminium bits was got rid of in high current strong etching positive pole sclerosis, includes the frock body of compriseing last anchor clamps and lower anchor clamps, the bottom of going up anchor clamps sets up has seted up the cell body, and the internal surface of going up the cell body bonds and has had last sealing washer, the cell body has been seted up down at the top of anchor clamps down, and the internal surface of cell body bonds down has the lower seal circle, goes up to be provided with between the relative one side of top cap piece between sealing washer and the lower seal circle

As a further aspect of the present invention: both sides at top cover plate top all run through and have seted up the utmost point post hole, the top of top cover plate runs through and has seted up explosion-proof valve opening.

As a further aspect of the present invention: the shape of the top cover sheet is circular.

As a further aspect of the present invention: the top of the tool body is provided with four buckles.

As a further aspect of the present invention: locating holes are formed in the two sides of the top of the tool body in a penetrating mode, and locating pins are arranged inside the locating holes.

As a further aspect of the present invention: the two sides of the tool body are arranged in a concave shape.

The utility model has the advantages that: through carrying out the strong etching anode hardening of local high current to it after the top cap piece punching press and handling, get rid of the terminal post hole on the top cap piece and peripheral aluminium silk and the aluminium bits, the product percent of pass has been improved, the manufacturing cost of battery top cap has been reduced, avoid the welding of top cap piece can appear exploding the point, the battery security performance has been improved, electric automobile security performance and stability can also be promoted simultaneously, the development to new forms of energy power battery has played the promotion effect, this frock low in manufacturing cost, but batch production, and repetitious usage, high durability and convenient use, very big reduction the local high current of top cap piece and etching the cost of anode hardening processing by force.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a top view of the tool body of the present invention;

FIG. 2 is a schematic sectional view taken along line A-A of FIG. 1;

fig. 3 is a side view of the tool body of the present invention;

FIG. 4 is a schematic view of the external structure of the top cover sheet of the present invention;

fig. 5 is a partial structural sectional view of the tool body of the present invention;

FIG. 6 is a schematic diagram of the present invention after the high current strong etching anodic hardening treatment;

fig. 7 is an explosion schematic diagram of the tool body of the utility model when in use.

In the figure: 1. a tool body; 11. an upper clamp; 12. a lower clamp; 2. an upper sealing ring; 3. a lower seal ring; 4. a top cover sheet; 5. a pole hole; 6. an explosion-proof valve hole; 7. buckling; 8. and a positioning pin.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-7, the utility model relates to a tooling structure for removing aluminum scraps from a top cover plate by high current strong etching anode hardening, which comprises a tooling body 1 consisting of an upper clamp 11 and a lower clamp 12, wherein the upper clamp 11 and the lower clamp 12 are made of ABS plastic which is insoluble in electrolyte and easy to be formed with low cost, and can be produced in batch by injection molding, the bottom of the upper clamp 11 is provided with an upper groove, the inner surface of the upper groove is bonded with an upper seal ring 2, the top of the lower clamp 12 is provided with a lower groove, the inner surface of the lower groove is bonded with a lower seal ring 3, the upper seal ring 2 and the lower seal ring 3 are both made of silica gel sheets, the batch production is performed by laser cutting, the cost is low, the upper seal ring 2 and the lower seal ring 3 are compressed to prevent the electrolyte from permeating, the top cover plate 4 is arranged between the opposite sides of the upper seal ring 2 and the lower seal ring 3, two sides of the top cover plate 4 are both provided with polar column holes 5, explosion-proof valve opening 6 has been run through and has been seted up at the top of top cap piece 4, and explosion-proof valve opening 6 needs the explosion-proof valve of welding, top cap piece 4's shape is circular, and this anodal top cap piece 4 has adopted the high current strong etching positive pole sclerosis to get rid of the frock of top cap piece 4 aluminium bits and has successfully solved the aluminium bits of top cap piece 4 and utmost point post hole 5 department and remain, has avoided utmost point post and pin and top cap piece 4's connection to cause the short circuit. The safety of the top cover is improved.

Referring to fig. 1 and 5, four buckles 7 are arranged at the top of the tool body 1, each buckle 7 is composed of an upper buckle head located on the lower clamp 11 and a buckle groove located on the upper clamp 12, the buckle grooves are opened during disassembly, positioning holes are formed in two sides of the top of the tool body 1 in a penetrating mode, and positioning pins 8 are arranged inside the positioning holes.

Referring to fig. 3, two sides of the tool body 1 are arranged in a concave shape.

The top cover plate 4 after the high current strong etching anodic hardening treatment is shown in fig. 6, and only the middle shaded mark is treated to remove aluminum shavings and wires.

In the detection of the aluminum scraps on the top cover in the prior art, the probability of the residual aluminum scraps is about 5%, the probability of the residual aluminum scraps is 0.3% after the tool structure for removing the 4 aluminum scraps on the top cover plate by hardening the high-current strong etching anode is adopted, the welding of the explosion-proof valve and the welding of the appearance top cover and the shell are not affected, the effect of removing the 4 aluminum scraps on the top cover plate by hardening the high-current strong etching anode is very good, the aluminum scraps and the aluminum wires are not arranged at the position of the pole hole 5, the potential safety risks of short circuit, fire and the like when a terminal user uses the battery are greatly reduced, and the sustainable development of the new energy battery industry is promoted.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a frock structure of top cap piece aluminium bits is got rid of in high current strong etching positive pole sclerosis, its characterized in that includes frock body (1) of constituteing by last anchor clamps (11) and lower anchor clamps (12), the bottom of going up anchor clamps (11) sets up has seted up the cell body, and the internal surface of going up the cell body bonds and has had last sealing washer (2), the cell body has been seted up down at the top of lower anchor clamps (12), and the internal surface of lower cell body bonds and has lower sealing washer (3), is provided with top cap piece (4) between the relative one side of last sealing washer (2) and lower sealing washer (3).

2. The tool structure for removing the aluminum scraps on the top cover plate through the high-current strong etching anode hardening according to claim 1, wherein two sides of the top cover plate (4) are provided with a pole hole (5) in a penetrating manner, and the top of the top cover plate (4) is provided with an explosion-proof valve hole (6) in a penetrating manner.

3. The high-current strong-etching tool structure for removing the aluminum scraps on the top cover plate through anodic hardening is characterized in that the shape of the top cover plate (4) is circular.

4. The tooling structure for removing the aluminum scraps on the top cover plate through high-current strong etching anodic hardening according to claim 1, wherein the top of the tooling body (1) is provided with four buckles (7).

5. The tool structure for removing the aluminum scraps on the top cover plate through the high-current strong etching anode hardening according to claim 1, wherein positioning holes are formed in both sides of the top of the tool body (1) in a penetrating manner, and positioning pins (8) are arranged inside the positioning holes.

6. The tool structure for removing the aluminum scraps on the top cover plate through high-current strong etching anodic hardening according to claim 1, wherein two sides of the tool body (1) are arranged in a concave shape.