CN218891985U - Shell punching and cutting die - Google Patents

Abstract

The utility model relates to a shell punching and cutting die which comprises an upper die holder and a lower die holder which are oppositely arranged, wherein the lower die holder is provided with a punching component, the punching component is configured to move along a first direction relative to the lower die holder, the upper die holder is provided with a punching groove corresponding to the punching component, two sides of the punching groove are provided with cutting components, and the cutting components are configured to move along the first direction relative to the upper die holder. The utility model can realize the stamping and cutting of the battery aluminum plastic film through a single die, thereby improving the production efficiency and ensuring the precision and consistency of products.

Description

Shell punching and cutting die

Technical Field

The utility model relates to the technical field of battery production, in particular to a shell punching and cutting die.

Background

In the production process of the soft-package lithium ion battery, the aluminum plastic film with the grooves is required to be used for wrapping and sealing, so that the aluminum plastic film is required to be punched to form the grooves, and then the aluminum plastic film is cut into preset sizes.

At present, the punching and cutting of the aluminum plastic film are required to be divided into two working procedures, and after the aluminum plastic film is punched and formed by a die, an operator uses a manual cutting machine and a trimming jig to cut the shell leftover materials. The operation mode has low efficiency and low cutting precision, the shape of the aluminum plastic film is easy to be damaged due to repeated taking and placing during cutting, and the aluminum plastic film is affected by the operation of an operator, so that the cutting length consistency of the shell edge is poor, and the problems of poor heat sealing, large fluctuation of the length of a battery and the like are easy to occur.

Disclosure of Invention

The utility model aims to provide a shell punching and cutting die which is ingenious in structure, and can realize punching and cutting of an aluminum-plastic film of a battery through a single die, so that the production efficiency is improved, and the precision and consistency of products are ensured.

The utility model provides a shell punching and cutting die, includes upper die base and the die holder of relative setting, the die holder is equipped with the punching press subassembly, the punching press subassembly is configured to can be relative the die holder is along first direction, the upper die base corresponds the punching press subassembly is equipped with the punching press, the both sides of punching the punching are equipped with the cutting subassembly, the cutting subassembly is configured to can be relative the upper die base is along first direction.

In the technical scheme, the punching assembly can punch the aluminum plastic film to form the groove, and the two ends of the aluminum plastic film are cut through the cutting assembly, so that the punched aluminum plastic film forms a preset size, the structure is simple and reasonable, the punching process and the cutting process are integrated into one process, the production efficiency is effectively improved, and meanwhile, the precision and the consistency of products are improved. The stamping component and the cutting component can respectively move relative to the lower die holder and the upper die holder, and the sequence and time difference of stamping and cutting can be controlled by controlling the moving sequence of the stamping component and the cutting component, so that the stamping and the cutting are realized firstly, and the cutting precision and consistency of products are ensured.

Further, the cutting assembly comprises a mounting seat and a cutter, the cutter is connected to the mounting seat, the upper die holder is provided with a first through groove, and the cutter penetrates through the first through groove.

In the technical scheme, the mounting seat is driven to move along the first direction, and the cutter can be driven to move and pass through the first through groove, so that the aluminum-plastic film on the lower die holder is cut, and the aluminum-plastic film cutting machine is simple in structure and easy to realize.

Furthermore, the mounting seat is provided with a plurality of first guide posts, and the upper die base is provided with first guide holes corresponding to the first guide posts.

In the technical scheme, the first guide pillar is matched with the first guide hole, so that the mounting seat can be guided, and the moving stability of the mounting seat is ensured.

Further, an elastic piece is sleeved on the periphery of the first guide post.

In the technical scheme, when cutting, the elastic piece forms an elastic force for the mounting seat, and after cutting is completed, the mounting seat automatically resets under the action of the elastic force, so that the use is more convenient.

Further, a discharge groove is arranged at the position of the lower die holder corresponding to the cutter.

In the technical scheme, the discharge groove can automatically discharge the waste generated after cutting out of the die, so that the die is ensured to be clean, the centralized treatment of the waste is facilitated, the influence of the waste on stamping or cutting is avoided, and the smooth operation of the die is ensured.

Further, the height of the cutter is larger than that of the upper die holder.

In the technical scheme, the height of the cutter is larger than that of the upper die holder, so that the cutter can penetrate through the upper die holder and cut an aluminum-plastic film placed on the lower die holder.

Further, the punching assembly comprises a bottom plate and at least one punch, at least one punch is connected to the bottom plate, the lower die holder is provided with a second through groove, and the punch penetrates through the second through groove.

In the technical scheme, the bottom plate is driven to move, the punch can be driven to move and punch the aluminum plastic film to form the groove, and the aluminum plastic film punching machine is simple in structure and easy to realize.

Further, the height of the punch is larger than that of the lower die holder.

In the technical scheme, the height of the punch is larger than that of the lower die holder, so that the punch can penetrate through the lower die holder and punch the aluminum plastic film.

Furthermore, the upper die holder is provided with a plurality of second guide posts, and the lower die holder is provided with second guide holes corresponding to the second guide posts.

In the technical scheme, the second guide post is matched with the second guide hole, so that the upper die holder and the lower die holder can be guided, and the moving precision and stability of the upper die holder and the lower die holder are ensured.

Compared with the prior art, the utility model has the beneficial effects that: the punching press subassembly can carry out the punching press to the plastic-aluminum membrane to form the recess, cut the both ends of plastic-aluminum membrane through cutting the subassembly, make the plastic-aluminum membrane after the punching press form the size of predetermineeing, simple structure is reasonable, integrates into a process with punching press and cutting two processes, effectively promotes production efficiency, improves the precision and the uniformity of product simultaneously. The stamping component and the cutting component can respectively move relative to the lower die holder and the upper die holder, and the sequence and time difference of stamping and cutting can be controlled by controlling the moving sequence of the stamping component and the cutting component, so that the stamping and the cutting are realized firstly, and the cutting precision and consistency of products are ensured.

Drawings

Fig. 1 is a schematic structural diagram of a shell punching and cutting die according to an embodiment of the utility model.

Fig. 2 is a schematic view of another angle of the shell-punching cutting die according to the embodiment of the utility model.

Fig. 3 is a side view of a shell-punching cutting die according to an embodiment of the utility model.

Reference numerals illustrate:

the die comprises an upper die holder 1, a first through groove 11, a second guide post 12, a punching groove 13, a lower die holder 2, a discharge groove 21, a punching assembly 3, a bottom plate 31, a punch 32, a second guide hole 33, a cutting assembly 4, a mounting seat 41, a cutter 42, an elastic piece 43 and a first direction C1.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

Referring to fig. 1 to 3, in a preferred embodiment, the punching and cutting die of the present utility model mainly includes an upper die holder 1, a lower die holder 2, a punching assembly 3, and a cutting assembly 4. The upper die holder 1 and the lower die holder 2 are arranged oppositely, and the upper die holder 1 or the lower die holder 2 can move oppositely or reversely along the first direction C1 under the drive of an external driving piece, so that stamping and cutting can be performed.

The punching assembly 3 is arranged on the lower die holder 2, the punching assembly 3 is configured to be capable of moving along a first direction C1 relative to the lower die holder 2, the upper die holder 1 is provided with a punching groove 13 corresponding to the punching assembly 3, two sides of the punching groove 13 are provided with cutting assemblies 4, and the cutting assemblies 4 are configured to be capable of moving along the first direction C1 relative to the upper die holder 1.

The cutting assembly 4 comprises a mounting seat 41 and a cutter 42, the cutter 42 is connected to the mounting seat 41, a first through groove 11 is formed in the position, corresponding to the cutter 42, of the upper die holder 1, and the cutter 42 penetrates through the first through groove 11. Through driving the mounting seat 41 to move along the first direction C1, the cutter 42 can be driven to move and pass through the first through groove 11, so that the aluminum plastic film on the lower die holder 2 is cut, and the structure is simple and easy to realize.

It should be noted that, the height of the cutter 42 is greater than that of the upper die holder 1, so as to ensure that the cutter 42 can pass through the upper die holder 1 and cut the plastic-aluminum film placed on the lower die holder 2.

The mounting seat 41 is provided with a plurality of first guide posts, and the upper die holder 1 is provided with first guide holes corresponding to the first guide posts. The four first guide posts are respectively arranged at four corners of the mounting seat 41, the upper die holder 1 is provided with four first guide holes corresponding to the first guide posts, the first guide posts penetrate through the first guide holes, and the mounting seat 41 can be guided through the cooperation of the first guide posts and the first guide holes, so that the movement stability of the mounting seat 41 is ensured.

In this embodiment, the elastic member 43 is sleeved on the outer periphery of the first guide post, specifically, the elastic member 43 may be a spring, when the cutting is performed, the elastic member 43 forms an elastic force on the mounting seat 41, and after the cutting is completed, the mounting seat 41 automatically resets under the action of the elastic force, so that the use is more convenient.

The lower die holder 2 is provided with a discharge groove 21 corresponding to the cutter 42, and the discharge groove 21 can keep the cutter 42 empty on one hand and ensure that the cutter 42 cuts off the aluminum plastic film; on the other hand can be with automatic discharge mould of waste material that produces after cutting to guarantee that the mould is clean, the centralized processing of the waste material of being convenient for avoids the waste material to lead to the fact the influence to punching press or cutting simultaneously, guarantees the smooth operation of mould.

The punching assembly 3 comprises a bottom plate 31 and at least one punch 32, wherein the at least one punch 32 is connected to the bottom plate 31, the lower die holder 2 is provided with a second through slot, and the punch 32 penetrates through the second through slot. The two punches 32 are arranged on the bottom plate 31, and the two punches 32 can be driven to move by driving the bottom plate 31 to punch the aluminum plastic film so as to form a groove, so that the aluminum plastic film punching machine is simple in structure and easy to realize.

It should be noted that, the height of the punch 32 is greater than the height of the die holder 2, so as to ensure that the punch 32 can pass through the die holder 2 and punch the plastic-aluminum film.

The upper die holder 1 is provided with a plurality of second guide posts 12, the lower die holder 2 is provided with second guide holes 33 corresponding to the second guide posts 12, and the second guide posts 12 and the second guide holes 33 are matched, so that the upper die holder 1 and the lower die holder 2 can be guided, and the moving precision and stability of the upper die holder 1 and the lower die holder 2 are ensured.

During the implementation, plastic-aluminum membrane is placed on die holder 2, through outside driving piece drive upper die holder 1 and die holder 2 compound die, drive punching press subassembly 3 afterwards and remove along first direction C1 to punch out the plastic-aluminum membrane, make it form the recess, drive cutting subassembly 4 again and remove the both ends of cutting the plastic-aluminum membrane along first direction C1, make the plastic-aluminum membrane after the punching press form preset size, simple structure is reasonable, integrate punching press and cutting two processes into a process, effectively promote production efficiency, improve the precision and the uniformity of product simultaneously.

The stamping component 3 and the cutting component 4 can respectively move relative to the lower die holder 2 and the upper die holder 1, and the sequence and time difference of stamping and cutting can be controlled by controlling the moving sequence of the stamping component 3 and the cutting component 4, so that the stamping and the cutting are realized firstly, and the cutting precision and consistency of products are ensured.

In the description of the present utility model, it should be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

While the utility model has been described in conjunction with the specific embodiments above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, all such alternatives, modifications, and variations are included within the spirit and scope of the following claims.

Claims (9)

1. The shell punching and cutting die is characterized by comprising an upper die holder and a lower die holder which are oppositely arranged, wherein the lower die holder is provided with a punching component, the punching component is configured to move along a first direction relative to the lower die holder, the upper die holder is provided with a punching groove corresponding to the punching component, two sides of the punching groove are provided with cutting components, and the cutting components are configured to move along the first direction relative to the upper die holder.

2. The shell punching and cutting die of claim 1, wherein the cutting assembly comprises a mounting seat and a cutter, the cutter is connected to the mounting seat, the upper die holder is provided with a first through groove, and the cutter is arranged in the first through groove in a penetrating manner.

3. The shell punching and cutting die according to claim 2, wherein the mounting seat is provided with a plurality of first guide posts, and the upper die holder is provided with first guide holes corresponding to the first guide posts.

4. A shell-punching cutting die according to claim 3, wherein the outer periphery of the first guide post is sleeved with an elastic member.

5. The shell punching and cutting die according to claim 2, wherein a discharge groove is arranged at a position of the lower die holder corresponding to the cutter.

6. The shell-punching cutting die of claim 2, wherein the height of the cutter is greater than the height of the upper die holder.

7. The shell cutting die of claim 1, wherein the stamping assembly comprises a base plate and at least one punch, at least one punch is connected to the base plate, the lower die holder is provided with a second through slot, and the punch is inserted into the second through slot.

8. The shell cutting die of claim 7, wherein the height of the punch is greater than the height of the die holder.

9. The shell punching and cutting die according to claim 1, wherein the upper die holder is provided with a plurality of second guide posts, and the lower die holder is provided with second guide holes corresponding to the second guide posts.

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