L-shaped soft package battery trimming device

By designing a cutting device that includes an upper cutter and a lower cutter, the problems of low efficiency and poor consistency in manual cutting in the prior art are solved, and efficient and uniform cutting of L-shaped soft-pack batteries is achieved, ensuring the safety of batteries in different environments.

CN224391365UActive Publication Date: 2026-06-23SHANDONG JUXIN NEW ENERGY TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANDONG JUXIN NEW ENERGY TECH CO LTD
Filing Date
2025-06-23
Publication Date
2026-06-23

AI Technical Summary

Technical Problem

Existing L-shaped soft-pack batteries require manual cutting of the L-shaped sides and beveled edges after packaging, resulting in low work efficiency and poor consistency, making it difficult to ensure safe use of the batteries in various environments.

Method used

Design a cutting device including an upper cutter and a lower cutter. The upper cutter and the lower cutter are respectively installed on the cutting equipment. The L-shaped edge and the beveled edge are cut simultaneously through the cooperating cutter table and cutter groove. The L-shaped folding structure of the upper cutter and the lower cutter is used to complete the efficient cutting.

Benefits of technology

It enables efficient cutting of L-shaped soft-pack batteries, improves cutting efficiency and product consistency, and ensures battery safety in different environments.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model discloses a kind of L-shaped soft package battery edge cutting device, belong to soft package battery technical field, including upper cutter and lower cutter, the blade edge of upper cutter is less than the blade edge of lower cutter, upper cutter includes top plate, the bottom of top plate is equipped with first cutter platform and second cutter platform, be equipped with upper bevel angle cutting edge on first cutter platform, be equipped with upper edge cutting edge on second cutter platform, lower cutter includes base, be equipped with the first cutter groove matched with first cutter platform and the second cutter groove matched with second cutter platform on base, be equipped with lower bevel angle cutting edge on first cutter groove, be equipped with lower edge cutting edge on second cutter groove, upper cutter and lower cutter are respectively installed on cutting equipment, second cutter platform cooperates second cutter groove and completes the cutting of L-shaped edge and L-shaped edge upper bevel angle, first cutter platform cooperates first cutter groove and completes the cutting of independent bevel angle edge, can realize simultaneously cutting off L-shaped edge and L-shaped edge upper bevel angle and bevel angle edge, cutting efficiency is high, and product consistency is high.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of soft package battery, concretely a kind of L-shaped soft package battery edge cutting device. BACKGROUND

[0002] The existing battery monomer structure is mostly after parallel connection of multiple soft package batteries, then be arranged in hard insulating shell.The upper portion of shell is equipped with positive terminal and negative terminal, the positive pole lug of soft package battery is connected with each other and is arranged on the positive terminal of shell, the negative pole lug of soft package battery is connected with each other and is arranged on the negative terminal of shell, this battery structure is basic design battery box structure and connection mode.Soft package battery refers to the electrode sheet and diaphragm that are well stacked or wound are placed in aluminum plastic shell, the battery of sealed structure is packaged by high-temperature melting glue and sealing.Soft package battery shell is relatively soft aluminum plastic composite film, obtain large capacity battery usually many positive pole sheet and negative pole sheet are separated by diaphragm and then stacked in packaging shell, fill electrolyte to constitute battery, the positive pole lead-out end of positive pole sheet is welded together, the negative pole lead-out end of positive pole sheet is welded together, then a positive pole lug and a negative pole lug are welded on the positive pole lead-out end and the negative pole lead-out end respectively.

[0003] However, the existing structure based on L-shaped soft package battery needs to cut bevel after packaging at the junction of L-shaped edge and sealing edge. However, the edges of the two positions are currently manually cut separately, which not only has low work efficiency, but also has poor consistency, making it difficult to ensure the safe use of L-shaped soft package battery in various environments. UTILITY MODEL CONTENTS

[0004] In order to overcome the defects of manual cutting separately, low work efficiency and poor consistency in the prior art, the utility model provides a kind of L-shaped soft package battery edge cutting device.

[0005] The utility model solves the technical scheme that the technical scheme that the utility model solves is as follows: a kind of L-shaped soft package battery edge cutting device, including upper cutter and the lower cutter of cooperation with upper cutter, the edge of upper cutter is less than the edge of lower cutter, and upper cutter includes top plate, and the bottom of top plate is equipped with first cutter platform and second cutter platform, and upper bevel edge is equipped on first cutter platform, and upper cutting edge is equipped on second cutter platform, and lower cutter includes base, and the base is equipped with first cutter groove matched with first cutter platform and second cutter groove matched with second cutter platform, and lower bevel edge is equipped on first cutter groove, and lower cutting edge is equipped on second cutter groove.

[0006] As a further improvement of the utility model, the side wall of the top plate is provided with a side threaded hole for fixing the first cutter platform and the second cutter platform.

[0007] As a further improvement of the utility model, the top of the top plate is provided with an upper threaded hole.

[0008] As a further improvement of this utility model, both the first cutting groove and the second cutting groove penetrate through the base.

[0009] As a further improvement of this utility model, a strip groove is provided on the base.

[0010] As a further improvement of this utility model, both the upper and lower cutting edges are L-shaped folded edges.

[0011] As can be seen from the above technical solution, the beneficial effects of this utility model are: In this solution, after the battery is positioned, the upper cutter and the lower cutter are respectively installed on the cutting device. The second cutter table works with the second cutter groove to complete the cutting of the L-shaped side and the bevel on the L-shaped side. The first cutter table works with the first cutter groove to complete the cutting of the independent bevel side. It can simultaneously cut off the L-shaped side and the bevel on the L-shaped side and the bevel side, resulting in high cutting efficiency and high product consistency. Attached Figure Description

[0012] To more clearly illustrate the technical solution of this utility model, the drawings used in the description will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0013] Figure 1 This is a schematic diagram of the structure of a cutting device according to the present invention.

[0014] Figure 2 This is a lower isometric view of the upper cutting blade of this utility model.

[0015] Figure 3 This is an upper isometric view of the upper cutting blade of this utility model.

[0016] Figure 4 This is a schematic diagram of the structure of the lower cutter of this utility model.

[0017] Figure 5 This is a schematic diagram of the structure of the L-shaped soft-pack battery of this utility model.

[0018] In the diagram: 1. Lower cutter; 2. Upper cutter; 3. Top plate; 4. First cutter table; 5. Second cutter table; 6. Base; 7. First cutter groove; 8. Second cutter groove; 9. Upper cutting edge; 10. Upper beveled cutting edge; 11. Lower beveled cutting edge; 12. Lower cutting edge; 13. Side threaded hole; 14. Upper threaded hole; 15. Strip groove. Detailed Implementation

[0019] To make the objectives, features, and advantages of this utility model more apparent and understandable, the technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings of the specific embodiments. Obviously, the embodiments described below are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this patent, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this patent.

[0020] like Figure 1 As shown, this utility model discloses an L-shaped soft-pack battery cutting device, including an upper cutter 2 and a lower cutter 1 used in conjunction with the upper cutter 2. The cutting edge of the upper cutter 2 is smaller than that of the lower cutter 1. During operation, the upper cutter 2 and the lower cutter 1 work together to cut the L-shaped edge and the beveled edge of the L-shaped soft-pack battery.

[0021] Reference Figure 2 and Figure 3 The upper cutter 2 includes a top plate 3. The bottom of the top plate 3 is provided with a first cutter table 4 and a second cutter table 5. The first cutter table 4 has an upper beveled blade 10, and the second cutter table 5 has an upper cutting edge blade 9. The side wall of the top plate 3 has side threaded holes 13 for fixing the first cutter table 4 and the second cutter table 5, facilitating disassembly and installation of the first cutter table 4 and the second cutter table 5 and aiding in future maintenance. The top of the top plate 3 has an upper threaded hole 14, through which the upper cutter 2 is fixed by bolts.

[0022] Reference Figure 4 The lower cutter 1 includes a base 6, on which a first cutting groove 7 mates with a first cutting table 4 and a second cutting groove 8 mates with a second cutting table 5. The first cutting groove 7 has a downward beveled edge 11, and the second cutting groove 8 has a downward cutting edge 12. Both the first cutting groove 7 and the second cutting groove 8 penetrate the base 6. The base 6 has a strip groove 15, and bolts are bolted to the strip groove 15 to fix the lower cutter 1.

[0023] Among them, the upper cutting edge 9 and the lower cutting edge 12 are both L-shaped folded edges.

[0024] After positioning the battery, the upper cutter 2 and the lower cutter 1 are respectively installed on the cutting device, as shown in the reference. Figure 5 The upper cutting edge 9 on the second cutting table 5, together with the lower cutting edge 12 on the second cutting groove 8, completes the cutting of the L-shaped edge and the upper bevel of the L-shaped edge. The upper bevel 10 on the first cutting table 4, together with the lower bevel 11 on the first cutting groove 7, completes the cutting of the independent bevel edge. It can simultaneously cut off the L-shaped edge and the upper bevel and bevel edge of the L-shaped edge, resulting in high cutting efficiency and high product consistency.

[0025] The above description of the disclosed embodiments enables those skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A cutting device for L-shaped soft-pack batteries, characterized in that: It includes an upper cutter (2) and a lower cutter (1) used in conjunction with the upper cutter (2). The cutting edge of the upper cutter (2) is smaller than that of the lower cutter (1). The upper cutter (2) includes a top plate (3). The bottom of the top plate (3) is provided with a first cutter table (4) and a second cutter table (5). The first cutter table (4) is provided with an upper beveled cutter (10), and the second cutter table (5) is provided with an upper cutting edge cutter (9). The lower cutter (1) includes a base (6). The base (6) is provided with a first cutter groove (7) that cooperates with the first cutter table (4) and a second cutter groove (8) that cooperates with the second cutter table (5). The first cutter groove (7) is provided with a lower beveled cutter (11), and the second cutter groove (8) is provided with a lower cutting edge cutter (12).

2. The L-shaped soft-pack battery cutting device according to claim 1, characterized in that: The top plate (3) has side threaded holes (13) on its side wall for fixing the first cutter table (4) and the second cutter table (5).

3. The L-shaped soft-pack battery cutting device according to claim 2, characterized in that: The top of the top plate (3) is provided with an upper threaded hole (14).

4. The L-shaped soft-pack battery cutting device according to claim 3, characterized in that: Both the first cutting groove (7) and the second cutting groove (8) penetrate the base (6).

5. The L-shaped soft-pack battery cutting device according to claim 4, characterized in that: The base (6) has a strip groove (15).

6. The L-shaped soft-pack battery cutting device according to claim 5, characterized in that: Both the upper cutting edge (9) and the lower cutting edge (12) are L-shaped folded edges.