CN213559397U

CN213559397U - Longitudinal cutting die for lithium battery tab

Info

Publication number: CN213559397U
Application number: CN202022336448.4U
Authority: CN
Inventors: 付海民; 刘勇军
Original assignee: Dongguan Zhihong Precision Mould Co ltd
Current assignee: Dongguan Zhihong Precision Mould Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-06-29
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a vertical cutting die to lithium cell utmost point ear, including lower bolster and last module, the upside fixedly connected with guide pillar of lower bolster, go up module and guide pillar sliding connection, the upside fixedly connected with cutting board of lower bolster, the punching material hole has been seted up on the surface of cutting board and lower bolster, the upside fixedly connected with drift hanging hole seat of going up the module, a plurality of posts of hanging of downside fixedly connected with of going up the module, the sliding surface of hanging the post is connected with presses the flitch, the die-cut tool bit of downside fixedly connected with of going up the module. The utility model discloses an upper die block moves down, fixes utmost point ear raw materials between cutting board and pressure flitch through pressing the flitch, continues to move down through upper die block, makes and presses flitch compression second spring, sees through the downside that sword groove runs through the pressure flitch through die-cut tool bit, and the cooperation is dashed the material hole and will be connected utmost point ear strip and utmost point ear strip between the locating piece cut off, makes latticed raw materials cut into the strip.

Description

Longitudinal cutting die for lithium battery tab

Technical Field

The utility model relates to a lithium cell field specifically is a vertical cutting die to lithium cell utmost point ear.

Background

A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become the mainstream.

The utmost point ear of lithium cell is continuous latticed before welding on electric core, need cut into rectangular form utmost point ear length area with it through carrying the cutting die, and die-cut utmost point ear segment again at last just can weld on electric core. This patent is used for cutting latticed raw materials into the strip, will connect utmost point ear strip and utmost point ear strip between the locating piece cut off.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a vertical cutting die to lithium battery tab.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vertical cutting die to lithium battery tab, includes lower bolster and last module, the upside fixedly connected with guide pillar of lower bolster, go up module and guide pillar sliding connection, the upside fixedly connected with cutting board of lower bolster, the punching material hole has been seted up on the surface of cutting board and lower bolster, the upside fixedly connected with drift hanging hole seat of going up the module, go up a plurality of posts of hanging of downside fixedly connected with of module, the sliding surface of hanging the post is connected with presses the flitch, the die-cut tool bit of downside fixedly connected with of going up the module.

Preferably, the surface of the cutting board is provided with a positioning lug, and a first spring is fixedly connected between the positioning lug and the cutting board.

Preferably, the surface of the hanging column is provided with a second spring, and the second spring is arranged between the pressure plate and the upper module.

Preferably, the surface of the pressure plate is provided with a knife slot, the knife slot corresponds to the punching tool bit, and the punching tool bit is connected with the knife slot in a sliding manner.

Preferably, the surface of the cutting board is provided with a guide hole, and the guide hole corresponds to the hanging column.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an upper die block moves down, fixes utmost point ear raw materials between cutting board and pressure flitch through pressing the flitch, continues to move down through upper die block, makes and presses flitch compression second spring, sees through the downside that sword groove runs through the pressure flitch through die-cut tool bit, and the cooperation is dashed the material hole and will be connected utmost point ear strip and utmost point ear strip between the locating piece cut off, makes latticed raw materials cut into the strip.

Drawings

Fig. 1 is a schematic view of a first three-dimensional structure of the present invention;

FIG. 2 is a schematic view of a second three-dimensional structure of the present invention;

FIG. 3 is a schematic view of a third three-dimensional structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention;

fig. 5 is a schematic structural view of the positioning bump of the present invention;

fig. 6 is a schematic structural view of the hanging column of the present invention.

In the figure: the die comprises a lower die plate 1, an upper die block 2, a guide pillar 3, a knife plate 4, a punching hole 5, a punch hole hanging seat 6, a hanging pillar 7, a pressure plate 8, a punching tool bit 9, a positioning bump 10, a first spring 11, a second spring 12, a knife groove 13 and a guide hole 14.

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. 1-6, a longitudinal cutting mold for a lithium battery tab comprises a lower template 1 and an upper module 2, wherein a guide post 3 is fixedly connected to the upper side of the lower template 1, the upper module 2 is slidably connected to the guide post 3, a cutting plate 4 is fixedly connected to the upper side of the lower template 1, a punching hole 5 is formed in the surfaces of the cutting plate 4 and the lower template 1, a punch hanging hole seat 6 is fixedly connected to the upper side of the upper module 2, a plurality of hanging posts 7 are fixedly connected to the lower side of the upper module 2, a material pressing plate 8 is slidably connected to the surface of each hanging post 7, a punching tool bit 9 is fixedly connected to the lower side of the upper module 2, a tool slot 13 is formed in the surface of the material pressing plate 8, the tool slot 13 corresponds to the punching tool bit 9, the tool bit 9 is slidably connected to the tool slot 13, the upper module 2 is driven to move downwards by a power device such as an, fix the utmost point ear raw materials between cutting board 4 and pressure flitch 8 through pressing flitch 8, continue downstream through last module 2, make and press flitch 8 compression second spring 12, see through sword groove 13 through die-cut tool bit 9 and run through the downside of pressing flitch 8, the cooperation is punched material hole 5 and will be connected utmost point ear strip and utmost point ear strip between the locating piece cut off, make latticed raw materials cut into the strip, and punch the waste material to the downside of punching material hole 5 of below, die-cut tool bit 9 rises afterwards, press flitch 8 and utmost point ear raw materials to break away from. Finishing one-time cutting operation.

Referring to fig. 1 and 5, a positioning protrusion 10 is disposed on the surface of the cutting plate 4, a first spring 11 is fixedly connected between the positioning protrusion 10 and the cutting plate 4, and the tab raw material is moved forward by a feeding device to abut against the positioning protrusion 10, thereby facilitating the punching operation.

Referring to fig. 1 and 6, a second spring 12 is disposed on the surface of the hanging column 7, and the second spring 12 is disposed between the pressure plate 8 and the upper module 2, so as to conveniently reset the pressure plate 8.

Referring to fig. 1, the surface of the knife board 4 is provided with a guiding hole 14, and the guiding hole 14 corresponds to the hanging post 7, so that the pressing board 8 and the knife board 4 can be tightly pressed.

The working principle is as follows: the upper module 2 is driven to move downwards by a power device such as an external air cylinder of the punch hanging hole seat 6, and in the process of moving downwards of the upper module 2, the pole lug raw material is fixed between the knife board 4 and the pressure board 8 through the pressure board 8, and the upper module 2 continues to move downwards, so that the pressure board 8 compresses the second spring 12, the punching tool bit 9 penetrates to the lower side of the pressure plate 8 through the tool slot 13, the positioning block between the tab strip and the tab strip is cut off by matching with the punching hole 5, the grid raw material is cut into strips, and punch the waste material to the downside of the punching hole 5 of below, die-cut tool bit 9 rises afterwards, and pressure flitch 8 breaks away from with utmost point ear raw materials, accomplishes once cutting operation, and the waste material that is cut off can blow away the waste material through the ventilation pipe, and utmost point ear raw materials shifts a check forward again by material feeding unit afterwards, and the butt is on location lug 10, can carry out die-cut operation next time.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a vertical cutting die to lithium battery tab, includes lower bolster (1) and cope match-plate pattern (2), its characterized in that: the punching die is characterized in that a guide pillar (3) is fixedly connected to the upper side of the lower template (1), the upper die block (2) is connected with the guide pillar (3) in a sliding mode, a cutting board (4) is fixedly connected to the upper side of the lower template (1), punching holes (5) are formed in the surfaces of the cutting board (4) and the lower template (1), a punch head hanging hole seat (6) is fixedly connected to the upper side of the upper die block (2), a plurality of hanging columns (7) are fixedly connected to the lower side of the upper die block (2), a pressure plate (8) is connected to the surfaces of the hanging columns (7), and a punching tool bit (9) is fixedly connected to the lower side of the upper die block (.

2. The longitudinal cutting die for the lithium battery tab as claimed in claim 1, wherein: the surface of cutting board (4) is provided with location lug (10), fixedly connected with first spring (11) between location lug (10) and cutting board (4).

3. The longitudinal cutting die for the lithium battery tab as claimed in claim 1, wherein: the surface of the hanging column (7) is provided with a second spring (12), and the second spring (12) is arranged between the pressure plate (8) and the upper module (2).

4. The longitudinal cutting die for the lithium battery tab as claimed in claim 1, wherein: the surface of the pressure plate (8) is provided with a cutter groove (13), the cutter groove (13) corresponds to the punching cutter head (9), and the punching cutter head (9) is in sliding connection with the cutter groove (13).

5. The longitudinal cutting die for the lithium battery tab as claimed in claim 1, wherein: the surface of the cutting board (4) is provided with a guide hole (14), and the guide hole (14) corresponds to the hanging column (7).