CN214163264U - Aluminum-plastic film pit punching die - Google Patents

Aluminum-plastic film pit punching die Download PDF

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Publication number
CN214163264U
CN214163264U CN202023225107.6U CN202023225107U CN214163264U CN 214163264 U CN214163264 U CN 214163264U CN 202023225107 U CN202023225107 U CN 202023225107U CN 214163264 U CN214163264 U CN 214163264U
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CN
China
Prior art keywords
aluminum
plastic film
plastic
hole
die
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Expired - Fee Related
Application number
CN202023225107.6U
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Chinese (zh)
Inventor
刘洋
吕海望
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Ningbo Veken Battery Co ltd
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Ningbo Veken Battery Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN202023225107.6U priority Critical patent/CN214163264U/en
Application granted granted Critical
Publication of CN214163264U publication Critical patent/CN214163264U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides an aluminium-plastic film dashes hole mould belongs to aluminium-plastic film and dashes hole equipment technical field. It has solved the problem that current plastic-aluminum membrane dashes hole equipment can not promote R angle thickness. The utility model relates to an aluminium-plastic film dashes hole mould includes lower bolster, cope match-plate pattern, sealing strip and adjusting part. Wherein, effect through each adjusting part, the plastic-aluminum membrane can not be died by cope match-plate pattern and lower bolster complete card, consequently, when the mold core when suppression plastic-aluminum membrane, according to the ductility of plastic-aluminum membrane, the peripheral plastic-aluminum membrane that punches a hole on being located can upwards punch a hole the direction and extend, reduce the plastic-aluminum membrane in the process of dashing the hole, the damaged condition takes place for the plastic-aluminum membrane, especially reduce the position that corresponds four corners of electric core on the plastic-aluminum membrane and take place the damaged condition, that is, guarantee that the plastic-aluminum membrane has the compensation ability at the in-process of dashing the shell, play the suppression thickness that promotes four corners of plastic-aluminum membrane.

Description

Aluminum-plastic film pit punching die
Technical Field
The utility model belongs to the technical field of plastic-aluminum membrane dashes hole equipment, a plastic-aluminum membrane dashes hole mould is related to.
Background
With the wide application of various portable intelligent terminals, higher requirements are put forward on the energy density and the capacity of the lithium ion battery so as to meet the development requirements of the lithium ion battery towards intellectualization, multifunctionality and high portability. However, in the current manufacturing process of the battery, a plurality of technical problems still exist, and particularly, in the process of drawing the aluminum plastic film of the battery deeply, the aluminum plastic film is used for correspondingly mounting the residual thickness of four R corners (namely four corners) of the battery, so that the safety problem frequently occurs.
Current lithium cell enterprise uses high accuracy mould for the deep ability of the dashing of improvement battery usually, through the precision through high accuracy mould, improves towards shell in-process R angle and remains unstablely, is less than the lower limit standard. However, the high-precision die is high in cost and high in maintenance requirement, and the production cost of a single model is increased.
Disclosure of Invention
The utility model aims at having the above-mentioned problem to current technique, provided an aluminium-plastic film towards hole mould of promotion R angle thickness.
The purpose of the utility model can be realized by the following technical proposal: an aluminum-plastic film pit punching die comprises:
a lower template;
the upper template is arranged on the lower template, and a pair of sealing strips is arranged on the upper template;
and the plurality of adjusting assemblies can be detachably connected to the lower template.
In the aluminum-plastic film pit punching die, the center lines of the lower die plates of two adjacent adjusting assemblies are symmetrical.
In the above aluminum-plastic film pit punching die, each adjusting assembly comprises a gasket, and each gasket is connected with the lower template through a bolt.
In the aluminum-plastic film pit punching die, the center lines of the two templates with the sealing strips are symmetrical, and when the upper template contacts the lower template, each adjusting component is positioned between the two sealing strips.
In the aluminum-plastic film pit punching die, the lower die plate is provided with a lower punching hole.
In the above aluminum-plastic film pit punching die, the upper die plate is provided with an upper punched hole corresponding to the lower punched hole.
In the aluminum-plastic film pit punching die, the die core is movably arranged in the lower punching hole in a penetrating manner, one end of the die core is inserted into the lower punching hole, and the width of the aluminum-plastic film is larger than that of the lower punching hole.
In the aluminum-plastic film pit punching die, the lower template is provided with at least two positioning holes, the upper template is provided with at least two positioning columns, and the positioning columns are inserted into the corresponding positioning holes.
In the above aluminum-plastic film pit punching die, the thickness of the aluminum-plastic film is greater than that of the gasket, and the length of the aluminum-plastic film is greater than the distance between the two sealing strips.
In the above aluminum-plastic film pit punching die, the sealing strip is made of a rubber material.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. through the effect of each adjusting part, the plastic-aluminum membrane can not be died by cope match-plate pattern and lower bolster complete card, consequently, when the mold core is when suppressing the plastic-aluminum membrane, according to the ductility of plastic-aluminum membrane, the peripheral plastic-aluminum membrane that is located to punch a hole can upwards punch a hole the direction and extend, reduce the plastic-aluminum membrane and be towards the hole process, the damaged condition takes place for the plastic-aluminum membrane, especially reduce the position that corresponds four corners of electric core on the plastic-aluminum membrane and take place the damaged condition, also promptly, guarantee that the plastic-aluminum membrane has the compensation ability at the in-process of dashing the shell, play the suppression thickness that promotes four corners of plastic-aluminum membrane.
2. When the upper die plate supports against the adjusting component and the upper punch hole is located right above the lower punch hole, the four adjusting components can simultaneously support the upper die plate, so that the upper die plate is uniformly stressed, namely, the aluminum-plastic film located on the periphery of the punching hole is uniformly stressed, and the aluminum-plastic film located on the periphery of the upper punch hole is ensured to extend in the upward punching direction.
3. When the upper die plate abuts against each gasket, the positioning columns on the upper die plate are just inserted into the corresponding positioning holes, so that the upper die plate is just positioned right above the lower die plate, and the die core can smoothly penetrate through the lower punching holes and is inserted into the upper punching holes.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a schematic structural view of the upper plate.
Fig. 3 is a schematic structural view of the lower template.
Fig. 4 is a schematic action diagram of pressing the aluminum plastic film.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-4, the utility model relates to an aluminum-plastic film dashes hole mould includes lower bolster 100, cope match-plate pattern 200, sealing strip 210 and adjusting part 300.
The utility model discloses in, sealing strip 210 is made by rubber materials, and rubber materials has certain pliability for this sealing strip 210 is when extrusion plastic-aluminum membrane, and the plastic-aluminum membrane can not damaged.
The upper mold plate 200 is arranged on the lower mold plate 100, a plurality of adjusting assemblies 300 can be detachably connected to the lower mold plate 100, the lower mold plate 100 is provided with a lower punch hole 110, the upper mold plate 200 is provided with an upper punch hole 220 corresponding to the lower punch hole 110, a mold core 400 is movably arranged in the lower punch hole 110 in a penetrating manner, one end of the mold core 400 is inserted into the lower punch hole 110, the width of the aluminum-plastic film is larger than that of the lower punch hole 110, the upper mold plate 200 is provided with a pair of sealing strips 210, the two sealing strips 210 are symmetrical with respect to the center line of the mold plate 200, in the process of pressing the aluminum-plastic film, people need to firstly place the aluminum-plastic film right above the main mold core 400 and make the aluminum-plastic film not contact with the adjusting assemblies 300, then, the upper mold plate 200 is positioned and arranged on the lower mold plate 100, so that the aluminum-plastic film is clamped between the two sealing strips 210, and then the upper mold plate 200 and the lower mold plate 100 clamp the aluminum-plastic film, the mold core 400 passes through the lower punch hole 110 and is inserted into the upper punch hole 220, so that the punching pit pressing of the aluminum-plastic film is realized; secondly, the length of the aluminum-plastic film is greater than the distance between the two sealing strips 210, so that when the aluminum-plastic film is placed on the lower template 100, and the upper template 200 and the lower template 100 clamp the aluminum-plastic film therebetween, the two sealing strips 210 on the upper template 200 respectively extrude two ends of the aluminum-plastic film, so that the aluminum-plastic film can be stably clamped between the upper template 200 and the lower template 100 in the process of being pressed by the die, that is, the aluminum-plastic film is not easily wrinkled in the process of being pressed, and thus the aluminum-plastic film can be smoothly punched.
Further, the thickness of the aluminum-plastic film is greater than the thickness of the adjusting assembly 300, in the process that the upper template 200 and the lower template 100 clamp the aluminum-plastic film therebetween, the upper template 200 firstly extrudes the aluminum-plastic film to realize that the aluminum-plastic film is clamped between the upper template 200 and the lower template 100, and then, after the upper template 200 continuously descends to a certain distance, the adjusting assembly 300 on the lower template 100 butts against the upper template 200, so that the upper template 200 does not continuously move towards the lower template 100, thus the aluminum-plastic film positioned between the upper template 200 and the lower template 100 can not be completely clamped by the upper template 200 and the lower template 100, when the mold core 400 presses the aluminum-plastic film, according to the ductility of the aluminum-plastic film, the aluminum-plastic film positioned around the upper punch 220 can extend towards the upper punch 220, the situation that the aluminum-plastic film is damaged in the pit punching process is reduced, especially the situation that the aluminum-plastic film is damaged at the position corresponding to four corners of the electrical core on the aluminum-plastic film is reduced, that is, guarantee that the plastic-aluminum membrane has compensation ability in the in-process of dashing the shell, play the suppression thickness that promotes four corners of plastic-aluminum membrane.
Two adjacent adjusting assemblies 300 are symmetrical about a central line of the lower template 100, specifically, four adjusting assemblies 300 are provided, and assuming that two adjacent adjusting assemblies 300 are connected, the four adjusting assemblies 300 form a rectangle, the center of the rectangle is the center of the lower template 100, and the center of the lower punch 110 is also the center of the lower template 100, that is, the center of the rectangle is the center of the lower punch 110, so that when the upper template 200 abuts against the adjusting assemblies 300 and the upper punch 220 is located right above the lower punch 110, the four adjusting assemblies 300 can simultaneously support the upper template 200, so that the stress on the upper template 200 is uniform, that is, the stress on the aluminum plastic film around the punch pit is uniform, thereby ensuring that the aluminum plastic film around the upper punch 220 can extend towards the upper punch 220; when the upper die plate 200 contacts the lower die plate 100, each of the adjusting assemblies 300 is located between two sealing bars 210, so that the two sealing bars 210 do not affect the ductility of the aluminum plastic film located at the periphery of the upper punched hole 220.
Each adjusting assembly 300 comprises a gasket 310, each gasket 310 is connected with the lower template 100 through a bolt 320, and during installation, people can select the gasket 310 with corresponding thickness according to actual requirements, and then install each gasket 310 on a corresponding position of the lower template 100 through a corresponding bolt 320, so that each gasket 310 can be stably installed on the lower template 100.
The lower die plate 100 is provided with at least two positioning holes 120, the upper die plate 200 is provided with at least two positioning columns 230, the positioning columns 230 are inserted into the corresponding positioning holes 120, when the upper die plate 200 abuts against each gasket 310, the positioning columns 230 on the upper die plate 200 are just inserted into the corresponding positioning holes 120, so that the upper die plate 200 is just above the lower die plate 100, and the die core 400 can smoothly pass through the lower punch holes 110 and be inserted into the upper punch holes 220.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (10)

1. The utility model provides an aluminium-plastic film dashes hole mould which characterized in that includes:
a lower template;
the upper template is arranged on the lower template, and a pair of sealing strips is arranged on the upper template;
and the plurality of adjusting assemblies can be detachably connected to the lower template.
2. The aluminum-plastic film pit punching die as claimed in claim 1, wherein the center line of the lower die plate of two adjacent adjusting assemblies is symmetrical.
3. The aluminum-plastic film pit punching die as claimed in claim 1, wherein each adjusting assembly comprises a gasket, and each gasket is connected with the lower template through a bolt.
4. The aluminum-plastic film pit punching die of claim 1, wherein the center lines of the upper die plate and the lower die plate of the two sealing strips are symmetrical, and when the upper die plate contacts the lower die plate, each adjusting assembly is located between the two sealing strips.
5. The aluminum-plastic film pit punching die as claimed in claim 1, wherein the lower die plate is provided with a lower punching hole.
6. The aluminum-plastic film pit punching die as claimed in claim 5, wherein the upper die plate is provided with upper punching holes corresponding to the lower punching holes.
7. The aluminum-plastic film pit punching die as claimed in claim 6, wherein a die core is movably arranged in the lower punching hole, one end of the die core is inserted into the lower punching hole, and the width of the aluminum-plastic film is larger than that of the lower punching hole.
8. The aluminum-plastic film pit punching die as claimed in claim 1, wherein the lower die plate is provided with at least two positioning holes, the upper die plate is provided with at least two positioning posts, and the positioning posts are inserted into the corresponding positioning holes.
9. The aluminum-plastic film pit punching die as claimed in claim 1, wherein the thickness of the aluminum-plastic film is greater than that of the gasket, and the length of the aluminum-plastic film is greater than the distance between two sealing strips.
10. The aluminum-plastic film pit punching die as claimed in claim 1, wherein the sealing strip is made of rubber material.
CN202023225107.6U 2020-12-28 2020-12-28 Aluminum-plastic film pit punching die Expired - Fee Related CN214163264U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023225107.6U CN214163264U (en) 2020-12-28 2020-12-28 Aluminum-plastic film pit punching die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023225107.6U CN214163264U (en) 2020-12-28 2020-12-28 Aluminum-plastic film pit punching die

Publications (1)

Publication Number Publication Date
CN214163264U true CN214163264U (en) 2021-09-10

Family

ID=77609967

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023225107.6U Expired - Fee Related CN214163264U (en) 2020-12-28 2020-12-28 Aluminum-plastic film pit punching die

Country Status (1)

Country Link
CN (1) CN214163264U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210910

CF01 Termination of patent right due to non-payment of annual fee