CN220901658U

CN220901658U - Battery post stamping die

Info

Publication number: CN220901658U
Application number: CN202322677195.0U
Authority: CN
Inventors: 廖生焕; 唐三连
Original assignee: Dongguan Liuchun Energy Technology Co ltd
Current assignee: Dongguan Liuchun Energy Technology Co ltd
Priority date: 2023-10-08
Filing date: 2023-10-08
Publication date: 2024-05-07
Anticipated expiration: 2033-10-08

Abstract

The utility model provides a battery pole stamping die which comprises an upper die and a lower die, wherein the upper die is sequentially provided with an upper die base, an upper base plate, an upper clamping plate and an upper die plate from top to bottom, an upper die forming block is elastically installed in the upper die plate, the upper die forming block penetrates through the upper die plate, the lower die is sequentially provided with a lower die base, a lower base plate and a lower die plate from bottom to top, an inner jacking block is elastically installed in the lower die plate, a sliding hole penetrating through the upper end and the lower end of the lower die plate is arranged on the lower die plate, the inner jacking block slides up and down in the sliding hole, the height difference between the inner jacking block and the sliding hole is 0.8-1mm, the diameter of the inner jacking block is the same as the diameter of the sliding hole, and the diameter of the inner jacking block is the same as the diameter of the bottom of the battery pole. According to the battery pole stamping die disclosed by the utility model, the material flow speed is uniform, the material flow speed of a copper material is reduced in the forming process, and the newly added waste material tank effectively reduces the forming force, so that the problems of NG size and thinning of copper thickness caused by uneven material flow in the production process of a product are solved, the product performance requirement is met, and the qualification rate of the product is improved.

Description

Battery post stamping die

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a battery pole stamping die.

Background

When the product of the battery post shown in the attached figure 1 is processed by stamping, the current stamping die is adopted (as shown in the attached figure 2), as the bottom of the product is made of red copper, the top of the product is made of aluminum, the whole hardness of the material is different, the flow velocity of the whole product material is uneven in the process of thinning the aluminum, the height of the product has the section difference and the thickness of the bottom of the copper is thinned, so that the whole size of the product is affected, and the performance of the product is poor.

Disclosure of utility model

The utility model aims to provide a battery pole column stamping die which aims to solve the technical problems in the background technology.

In order to achieve the above object, the present utility model provides the following technical solutions:

The utility model provides a battery post stamping die, includes mould and lower mould, the mould is upper die base, upper padding plate, punch holder and cope match-plate pattern from last down in proper order, elastic mounting has the mould shaping piece in the cope match-plate pattern, the mould shaping piece passes the cope match-plate pattern, the lower mould is die base, lower padding plate and lower bolster from down up in proper order, elastic mounting has interior kicking block in the lower bolster, be equipped with the slide hole that runs through its upper and lower both ends on the lower bolster, interior kicking block slides from top to bottom in the slide hole, the difference in height of interior kicking block and slide hole is 0.8-1mm, the diameter of interior kicking block is the same with the diameter of slide hole, the diameter of interior kicking block is the same with the diameter of battery post bottom.

The top of last mould shaping piece is installed the ejector pin, the ejector pin top has set firmly first spring, first spring is installed in the upper die base, the below of last mould shaping piece is equipped with the shaping recess of indent.

And a second spring is connected below the inner jacking block and fixedly arranged in the lower die holder.

The lower die plate is also provided with a concave waste trough, the waste trough is arranged along the periphery of the sliding hole, and the upper die forming block is arranged above the waste trough.

The depth of the waste tank is 1.5-2mm.

Compared with the prior art, the inner ejector block elastically connected with the lower die has a height difference with the lower die plate, when the upper die presses down a product, the bottom of the product is embedded into a concave placing groove formed between the inner ejector block and the lower die plate, so that the material flow rate is uniform, the material flow rate of a copper material is slowed down in the forming process, and meanwhile, the waste groove is additionally arranged, the forming force is effectively reduced, the problem that the size NG and the copper thickness are thinned due to uneven material flow in the production process of the product is solved, the product performance requirement is met, and the qualification rate of the product is improved.

Drawings

Fig. 1: the structure of the molded product in the application;

fig. 2: stamping die structures in the prior art;

fig. 3: the stamping die structure schematic diagram of the application;

fig. 4: a lower template structure schematic diagram;

Fig. 5: the use state of the stamping die is schematically shown;

fig. 6: an enlarged view at a of fig. 5.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Specific example 1: referring to fig. 1 to 6, in the embodiment of the present utility model, as shown in fig. 1, the structure of a processed product 1 is shown in fig. 1, the upper part 101 of the product is made of aluminum, the lower part 102 of the product is made of copper, and the upper part 101 of the product needs to be punched, the battery pole punching die provided by the present utility model comprises an upper die 2 and a lower die 3, the upper die 2 is sequentially provided with an upper die holder 201, an upper pad 202, an upper clamping plate 203 and an upper template 204 from top to bottom, an upper die forming block 205 is elastically installed in the upper template 204, the upper die 205 penetrates through the upper template 204, the lower die 3 is sequentially provided with a lower die holder 301, a lower pad 302 and a lower template 303, an inner jacking block 304 is elastically installed in the lower template 303, sliding holes 303-1 penetrating through the upper end and lower end of the lower template are provided on the lower template 303, the inner jacking block 304 slides up and down in the sliding holes 303-1, the difference between the height H1 of the inner jacking block 304 and the height H2 of the sliding holes 303-1 is 0.8-1mm, in the diameter between the inner jacking block 304 and the lower die 304 is equal to the diameter of the top of the upper die 304 and the lower die 2, and the diameter of the top of the product is equal to the diameter of the upper die 304, and the diameter of the lower die 304 is equal to the diameter of the upper die 304, and the diameter of the upper die is equal to the diameter of the top 2, and the diameter of the upper die 304 is equal to the diameter of the top is equal to the diameter between the upper die and the lower die and the diameter of the top and the lower die 304.

The ejector rod 206 is installed at the top of last mould shaping piece 205, and first spring 207 has been set firmly to ejector rod 206 top, and first spring 207 installs in upper die base 201, and the below of last mould shaping piece 205 is equipped with indent shaping recess 205-1, and shaping recess 205-1 is used for punching press product upper portion 101's shaping face.

A second spring 305 is connected below the inner top block 304, and the second spring 305 penetrates through the lower base plate 302 and the lower die holder 301 and is fixedly arranged in the lower die holder 301.

The lower template 303 is also provided with a concave waste groove 303-2, the waste groove 303-2 is arranged along the periphery of the sliding hole 303-1, the upper die forming block 205 is arranged above the waste groove 303-2, the depth of the waste groove 303-2 is 1.5-2mm, the depth H3 of the waste groove 303-2 adopted in the application is 1.5mm, and the longitudinal section of the waste groove 303-2 is in a structure with wide upper part and narrow lower part.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A battery post stamping die which is characterized in that: including last mould and lower mould, go up the mould and down be upper die base, upper padding plate, punch holder and cope match-plate pattern from last in proper order, elastic mounting has last mould shaping piece in the cope match-plate pattern, go up the mould shaping piece and pass the cope match-plate pattern, the lower mould is die holder, lower bolster and lower bolster from down up in proper order, elastic mounting has interior kicking block in the lower bolster, be equipped with the slide hole that runs through its upper and lower both ends on the lower bolster, interior kicking block slides from top to bottom in the slide hole, the difference in height of interior kicking block and slide hole is 0.8-1mm, the diameter of interior kicking block is the same with the diameter of slide hole, the diameter of interior kicking block is the same with the diameter of battery post bottom.

2. The battery post stamping die of claim 1, wherein: the top of last mould shaping piece is installed the ejector pin, the ejector pin top has set firmly first spring, first spring is installed in the upper die base, the below of last mould shaping piece is equipped with the shaping recess of indent.

3. The battery post stamping die of claim 2, wherein: and a second spring is connected below the inner jacking block and fixedly arranged in the lower die holder.

4. A battery post stamping die as defined in claim 3, wherein: the lower die plate is also provided with a concave waste trough, the waste trough is arranged along the periphery of the sliding hole, and the upper die forming block is arranged above the waste trough.

5. The battery post stamping die of claim 4, wherein: the depth of the waste tank is 1.5-2mm.