CN214814153U

CN214814153U - Stamping die for automobile battery shell

Info

Publication number: CN214814153U
Application number: CN202120598256.2U
Authority: CN
Inventors: 李文辉; 冯亮; 白宇
Original assignee: Qingdao Huaxiang Automobile Metal Parts Co ltd
Current assignee: Qingdao Huaxiang Automobile Metal Parts Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-11-23
Anticipated expiration: 2031-03-24

Abstract

The utility model discloses an automobile battery shell stamping die relates to battery shell processing technology field. The stamping die for the automobile battery shell comprises a base and a top cover, wherein the upper end of the base is fixedly connected with a lower stamping seat, a female die cavity is formed in the lower stamping seat, the lower end of the top cover is fixedly connected with an upper stamping seat, and a male die block matched with the female die cavity is arranged on the upper stamping seat; and guide shafts are respectively arranged at four corner positions of the lower end surface of the upper stamping seat, the guide shafts are connected with the positioning plate in a sliding manner, and springs are sleeved between the lower end surface of the upper stamping seat and the positioning plate. In the pressing and forming process of the upper stamping seat, the positioning plate can compress and pre-fix the raw materials, thereby avoiding the displacement of the raw materials; after the punching is completed, the upper punching seat is reset, the positioning plate can push down the processed workpiece to fall onto the lower punching seat under the springback action of the spring, the material clamping is avoided, and the blanking speed is high.

Description

Stamping die for automobile battery shell

Technical Field

The utility model relates to a battery case processing technology field, concretely relates to car battery case stamping die.

Background

The stamping die is a special process equipment for processing materials into parts or semi-finished products in cold stamping processing, and is called as a cold stamping die. Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part. The automobile battery shell is also generally manufactured by a stamping process.

At present, when a stamping die is used for processing a bottom shell on a battery shell, the raw materials are not pre-fixed at the initial stamping stage, so that the displacement of the raw materials in the stamping process is caused, and the processing quality is influenced. How to solve the technical problem is the technical problem to be solved in the technical field of battery shell processing at present.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the embodiment of the utility model provides an automobile battery shell stamping die to solve the problem that proposes in the above-mentioned background art.

The utility model provides a following technical scheme: a stamping die for an automobile battery shell comprises a base and a top cover, wherein the upper end of the base is fixedly connected with a lower stamping seat, a female die cavity is formed in the lower stamping seat, the lower end of the top cover is fixedly connected with an upper stamping seat, and a male die block matched with the female die cavity is arranged on the upper stamping seat; guide shafts are respectively arranged at four corner positions of the lower end surface of the upper stamping seat, the guide shafts are connected with a positioning plate in a sliding manner, springs are sleeved between the guide shafts and the positioning plate at the lower end surface of the upper stamping seat, the lower ends of the springs are connected with the positioning plate, and the upper ends of the springs are connected with the lower end surface of the upper stamping seat; guide holes coaxial with the guide shafts are respectively arranged at four corner positions of the upper end surface of the lower punching seat; and a channel for accommodating the male module to pass through is formed in the positioning plate.

Preferably, the positioning plate is provided with a guide through hole, and the positioning plate is connected to the guide shaft through the guide through hole in a sliding manner.

Preferably, the bottom wall of the female die cavity is provided with a strip-shaped groove, and the male die block is provided with a strip-shaped protrusion matched with the strip-shaped groove.

Preferably, the upper end surface of the top cover is provided with a die handle.

Preferably, the bottom edge of the guide shaft is provided with a round angle, and the edge of the guide hole is in a round shape.

Preferably, the outer surfaces of the upper punching seat and the lower punching seat are coated with polyurethane anticorrosive materials.

The embodiment of the utility model provides a pair of automobile battery shell stamping die has following beneficial effect: in the pressing and forming process of the upper stamping seat, the positioning plate can compress and pre-fix the raw materials, thereby avoiding the displacement of the raw materials; after the punching is completed, the upper punching seat is reset, the positioning plate can push down the processed workpiece to fall onto the lower punching seat under the springback action of the spring, the material clamping is avoided, and the blanking speed is high.

Drawings

Fig. 1 is a perspective view of the stamping die for the automobile battery shell of the present invention;

FIG. 2 is a schematic structural view of the middle positioning plate of the present invention;

FIG. 3 is an enlarged view of a portion of A in FIG. 1 according to the present invention;

fig. 4 is a top view of the middle and lower punching seats of the present invention.

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, the technical personnel in the field can obtain all other embodiments without creative work, which all belong to the protection scope of the present invention.

See fig. 1-4.

Problem to the mention of above-mentioned background art, the embodiment of the utility model provides an automobile battery shell stamping die to solve above-mentioned technical problem, its technical scheme as follows:

a stamping die for an automobile battery shell comprises a base 110 and a top cover 210, wherein the upper end of the base 110 is fixedly connected with a lower stamping seat 120, a concave die cavity 121 is formed in the lower stamping seat 120, the lower end of the top cover 210 is fixedly connected with an upper stamping seat 220, and a convex die block 221 matched with the concave die cavity 121 is arranged on the upper stamping seat 220;

four corner positions of the lower end surface of the upper punch holder 220 are respectively provided with a guide shaft 222, the guide shafts 222 are connected with the positioning plate 300 in a sliding manner, the guide shafts 222 are positioned between the lower end surface of the upper punch holder 220 and the positioning plate 300 and are sleeved with a spring 230, the lower end of the spring 230 is connected with the positioning plate 300, and the upper end of the spring is connected with the lower end surface of the upper punch holder 220; guide holes 122 coaxial with the guide shafts 222 are respectively arranged at four corner positions of the upper end surface of the lower punching seat 120; the positioning plate 300 is provided with a channel 310 for receiving the male mold block 221 therethrough.

Preferably, the positioning plate 300 is provided with a guide through hole 320, and the positioning plate 300 is slidably connected to the guide shaft 222 through the guide through hole 320.

Preferably, a strip-shaped groove 121a is formed in the bottom wall of the cavity 121, and a strip-shaped protrusion matched with the strip-shaped groove 121a is formed on the male die block 221; through setting up bar recess 121a and bar arch, when processing battery case drain pan, can stamp many strengthening ribs on the battery case drain pan, improve the structural strength of battery drain pan.

Preferably, a die handle 211 is arranged on the upper end surface of the top cover 210; the die handle 211 is arranged to facilitate locking of the die on the punch.

Preferably, the bottom edge of the guide shaft 222 is provided with a rounded corner, and the edge of the guide hole 122 is provided with a rounded corner, so that the guide shaft 222 can be conveniently inserted into the guide hole 122.

Preferably, the outer surfaces of the upper punching seat and the lower punching seat are coated with polyurethane anticorrosive materials, the outer surfaces of the upper punching seat and the lower punching seat are covered with the polyurethane anticorrosive materials, and the outer surfaces of the upper punching seat and the lower punching seat can be effectively prevented from being corroded, moistened, rusted and the like.

The utility model relates to an automobile battery shell stamping die application method as follows:

1. the utility model is arranged on a punching machine, raw materials are placed on the lower punching seat 120, the upper punching seat 220 is pressed down to be close to the lower punching seat 120, and the punch forming operation is completed through the matching of the convex module 221 and the concave die cavity 121; during the pressing process of the upper pressing base 220, the positioning plate 300 contacts and presses the raw material first to perform pre-positioning, and meanwhile, the spring 230 is compressed, and the guide shaft 222 is inserted into the guide hole 122;

2. when the upper punch holder 220 returns, the spring 230 resets, the positioning plate 300 pushes down the processed workpiece to the lower punch holder 120 under the resilience of the spring 230, the material clamping is avoided, the blanking speed is high, and the punch forming operation is realized.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept, and all such alterations and modifications shall fall within the scope of the appended claims.

Claims

1. A stamping die for an automobile battery shell comprises a base and a top cover, wherein the upper end of the base is fixedly connected with a lower stamping seat, a female die cavity is formed in the lower stamping seat, the lower end of the top cover is fixedly connected with an upper stamping seat, and a male die block matched with the female die cavity is arranged on the upper stamping seat; the stamping device is characterized in that guide shafts are respectively arranged at four corner positions of the lower end surface of the upper stamping seat, the guide shafts are connected with a positioning plate in a sliding manner, the guide shafts are positioned between the lower end surface of the upper stamping seat and the positioning plate and are sleeved with springs, the lower ends of the springs are connected with the positioning plate, and the upper ends of the springs are connected with the lower end surface of the upper stamping seat; guide holes coaxial with the guide shafts are respectively arranged at four corner positions of the upper end surface of the lower punching seat; and a channel for accommodating the male module to pass through is formed in the positioning plate.

2. The automobile battery shell stamping die according to claim 1, wherein a guide through hole is formed in the positioning plate, and the positioning plate is slidably connected to the guide shaft through the guide through hole.

3. The stamping die for automobile battery cases as claimed in claim 1, wherein the bottom wall of the cavity is provided with a strip-shaped groove, and the male die block is provided with a strip-shaped protrusion matched with the strip-shaped groove.

4. The automobile battery shell stamping die as recited in claim 1, wherein the upper end face of the top cover is provided with a die shank.

5. The automobile battery shell stamping die according to claim 1, wherein the bottom edge of the guide shaft is provided with a round angle, and the edge of the guide hole is provided with a round shape.

6. The stamping die for the automobile battery shell as claimed in claim 1, wherein the outer surfaces of the upper stamping seat and the lower stamping seat are coated with polyurethane anticorrosive material.