CN213856585U

CN213856585U - Multi-tab negative electrode mold

Info

Publication number: CN213856585U
Application number: CN202022843007.3U
Authority: CN
Inventors: 佘国华; 王劲军; 卢中环; 刘峰伟
Original assignee: Dongguan Jingpin Precision Mold Co ltd
Current assignee: Dongguan Jingpin Precision Mold Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-08-03
Anticipated expiration: 2030-12-01

Abstract

The utility model provides a pair of multi-lug negative pole mould, contain the cope match-plate pattern, the lower bolster, be provided with a plurality of sliders on the lower bolster, be provided with a plurality of oblique guide arms on the cope match-plate pattern, run through on the slider to be provided with oblique guide hole that the guide arm matches to one side, oblique guide arm is inserted and is established on oblique guide hole, slider one side is equipped with the cutter, the lower bolster side is equipped with the side board, run through on the side board and be provided with the material way, side board one side runs through the grooving that is provided with and material way intercommunication, the cutter is inserted and is established in the grooving and can follow the grooving back-and-forth movement. When the die is opened, the slider moves outwards along the lower template due to the cooperation of the inclined guide rod and the inclined guide hole, the cutter moves outwards along the cutting groove and performs punching action on the pole piece, and the punching forming process of the multi-pole lug is realized at one time. The structure is simple, the production efficiency of the tab is effectively improved, and the production cost is saved.

Description

Multi-tab negative electrode mold

Technical Field

The utility model relates to a battery tab processing equipment field indicates a many utmost points ear negative pole mould especially.

Background

The lithium battery is a kind of battery using lithium metal or lithium alloy as positive and negative electrode materials and using non-aqueous electrolyte solution. The tab is required to be used in the production of the lithium battery and is divided into a positive tab and a negative tab, and the materials and the production processes of the positive tab and the negative tab are different. In the production process of the negative electrode lug, the negative electrode lug needs to be punched, and a lug punching die is needed for punching the negative electrode lug. At present, a forming die of the tab can only punch one tab basically through one punching action, the production efficiency is low, and the production requirement is difficult to meet.

Disclosure of Invention

The utility model aims to solve the problem that a multi-tab negative pole mould is provided, a plurality of utmost point ears can be processed simultaneously, production efficiency is promoted.

Solve above-mentioned technical problem according to the utility model provides a pair of many utmost point ears negative pole mould, contain the cope match-plate pattern, the lower bolster top is provided with a plurality of and lower bolster sliding connection's slider, it is provided with a plurality of oblique guide arms to run through on the cope match-plate pattern, run through on the slider and be provided with the oblique guide hole that matches with oblique guide arm, oblique guide arm is inserted and is established on oblique guide hole, slider one side fixedly connected with cutter, lower bolster side fixedly connected with side board, it is provided with the material way to run through on the side board, side board one side runs through the grooving that is provided with and expects the way intercommunication, the cutter is inserted and is established in the grooving and can follow the grooving back-and-forth movement.

Preferably, the top of the lower template is provided with a plurality of lower chutes matched with the shape of the bottom of the sliding block, the bottom of the upper template is provided with a plurality of upper chutes matched with the shape of the top of the sliding block, and the sliding block is arranged between the upper chutes and the lower chutes.

Preferably, a side plate guide groove is formed in one side of the side plate, a guide strip matched with the side plate guide groove is arranged on the side face of the upper die plate, the guide strip is arranged on the side plate guide groove, a guide hole is formed in the top of the lower die plate, a guide pillar matched with the guide hole is fixedly connected to the bottom of the upper die plate, and the guide pillar is inserted into the guide hole.

Preferably, the connecting part of the lower template and the bottom surface of the side panel is provided with a locking block, and the locking block is fixedly connected with the lower template and the side panel through bolts respectively.

Preferably, one side of the side panel is provided with a plurality of chip removing holes communicated with the cutting grooves in a penetrating mode, and one side of the side panel is fixedly connected with a pipe sleeve communicated with the chip removing holes.

The utility model has the advantages that: the utility model provides a many utmost point ears negative pole mould, set up unique assembly structure, in the beginning, cope match-plate pattern and lower bolster are for merging the state, the slider is close to mould central point and puts, take pole piece material area from the material to say step-by-step transport, the pulling cope match-plate pattern upwards keeps away from the lower bolster and carries out the die sinking operation, during the die sinking, because the cooperation of oblique guide arm and oblique guide hole, the slider will move to the outside along the lower bolster, the cutter will move to the outside along the grooving and carry out die-cut action to the pole piece, thereby die-cut utmost point ear, the die-cut forming process of many utmost point ears has once only been realized. The novel lug plate is simple in structure and convenient to use, the production efficiency of the lugs is effectively improved, and the production cost is saved.

Drawings

Fig. 1 illustrates a schematic cross-sectional structure diagram of the mold of the present invention.

The reference numbers illustrate: the cutting device comprises an upper template 1, an upper chute 100, a guide bar 110, a guide post 120, a lower template 2, a lower chute 20, a guide hole 21, a sliding block 3, an inclined guide hole 30, an inclined guide rod 4, a cutter 5, a side panel 6, a material channel 60, a cutting groove 61, a side panel guide groove 62, a chip removing hole 63, a locking block 7 and a pipe sleeve 8.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments.

All other embodiments of the person skilled in the art, which are obtained without inventive work on the basis of the described embodiments of the present disclosure, are within the scope of protection of the present disclosure.

Refer to fig. 1.

The utility model provides a many utmost point ears negative pole mould, contain cope match-plate pattern 1,

lower bolster

2, 2 tops of lower bolster are provided with a plurality of and 2 sliding connection's of lower bolster slider 3, it is provided with a plurality of oblique guide arms 4 to run through on the cope match-plate pattern 1, run through on the slider 3 and be provided with the oblique guide hole 30 that matches with oblique guide arm 4, oblique guide arm 4 inserts and establishes on oblique guide hole 30, 3 one side fixedly connected with cutters 5 of slider, 2 side fixedly connected with side boards 6 of lower bolster, it is provided with material way 60 to run through on the side board 6, side board 6 one side runs through the grooving 61 that is provided with the material way 60 intercommunication, cutters 5 insert and establish in grooving 61 and can follow grooving 61 back-and-forth movement.

The specific use principle is as follows: initially, the upper template 1 and the lower template 2 are in a combined state, the slider 3 is close to the center of the die, and the tip of the cutter 5 is located in the cutting groove 61 and is not in contact with the pole piece material belt. Carry out marching type's transport with the pole piece material area along on the material way 60, the pulling cope match-plate pattern 1 upwards keeps away from lower bolster 2 and carries out the die sinking operation, during the die sinking, because guide arm 4 and oblique guide hole 30's combined action to one side, slider 3 will move to the outside along lower bolster 2, and cutter 5 will move to the outside along grooving 61 and carry out die-cut action to the pole piece to die-cut utmost point ear, the die-cut shaping process of many utmost point ears has once only been realized. The novel lug plate is simple in structure and convenient to use, the production efficiency of the lugs is effectively improved, and the production cost is saved.

Based on the above embodiment, the top of the lower template 2 is provided with a plurality of lower chutes 20 matched with the shapes of the bottoms of the sliders 3, the bottom of the upper template 1 is provided with a plurality of upper chutes 100 matched with the shapes of the tops of the sliders 3, the sliders 3 are arranged between the upper chutes 100 and the lower chutes 20, and when the mold is opened and closed, the sliders 3 move along the upper chutes 100 and the lower chutes 20, so that the moving stability of the sliders 3 is improved.

Based on the above embodiment, side panel 6 one side is provided with curb plate guide slot 62, cope match-plate pattern 1 side is provided with the conducting bar 110 that matches with curb plate guide slot 62, conducting bar 110 sets up on curb plate guide slot 62, the lower bolster 2 top is provided with guide hole 21, cope match-plate pattern 1 bottom fixedly connected with the guide hole 21 the guide pillar 120 that matches, guide pillar 120 inserts and establishes on guide hole 21, cope match-plate pattern 1 reciprocates when opening and shutting the mould action, conducting bar 110 and guide pillar 120 remove along curb plate guide slot 62 and guide hole 21 respectively, promote cope match-plate pattern 1 mobility stability.

Based on above-mentioned embodiment, lower bolster 2 and 6 bottom surfaces of side board junction are provided with locking piece 7, and locking piece 7 passes through the bolt respectively with lower bolster 2 and 6 fixed connection of side board, have realized the lower bolster 2 and have held between the side board 6, and the dismouting is simple and convenient, easy to maintain.

According to the above embodiment, a plurality of chip removing holes 63 communicating with the cutting grooves 61 are formed through one side of the side panel 6, and the sleeve 8 communicating with the chip removing holes 63 is fixedly connected to one side of the side panel 6. One end of the pipe sleeve 8 is connected with the input end of the dust removal device, slag generated in the punching process can penetrate through the slag removal hole 63 and be sucked into the dust removal device through the pipe sleeve 8, the purpose of removing the slag is achieved, the production process is stable, and the product quality is improved.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims

1. A multi-tab negative electrode mould, which comprises an upper template (1) and a lower template (2), it is characterized in that the top of the lower template (2) is provided with a plurality of sliding blocks (3) which are connected with the lower template (2) in a sliding way, a plurality of inclined guide rods (4) are arranged on the upper template (1) in a penetrating way, inclined guide holes (30) matched with the inclined guide rods (4) are arranged on the sliding block (3) in a penetrating way, the inclined guide rod (4) is inserted on the inclined guide hole (30), one side of the sliding block (3) is fixedly connected with a cutter (5), a side panel (6) is fixedly connected to the side surface of the lower template (2), a material channel (60) is arranged on the side panel (6) in a penetrating way, a cutting groove (61) communicated with the material channel (60) is arranged on one side of the side panel (6) in a penetrating way, the cutter (5) is inserted into the cutting groove (61) and can move back and forth along the cutting groove (61).

2. The multi-tab negative electrode mold according to claim 1, wherein a plurality of lower chutes (20) matching with the bottom shape of the sliding block (3) are arranged at the top of the lower mold plate (2), a plurality of upper chutes (100) matching with the top shape of the sliding block (3) are arranged at the bottom of the upper mold plate (1), and the sliding block (3) is arranged between the upper chutes (100) and the lower chutes (20).

3. The multi-tab negative die as claimed in claim 1, wherein a side plate guide groove (62) is formed in one side of the side plate (6), a guide bar (110) matched with the side plate guide groove (62) is formed in the side surface of the upper die plate (1), the guide bar (110) is arranged on the side plate guide groove (62), a guide hole (21) is formed in the top of the lower die plate (2), a guide post (120) matched with the guide hole (21) is fixedly connected to the bottom of the upper die plate (1), and the guide post (120) is inserted into the guide hole (21).

4. The multi-tab negative electrode die as claimed in claim 1, wherein a locking block (7) is disposed at a connection position of the lower die plate (2) and the bottom surface of the side plate (6), and the locking block (7) is fixedly connected to the lower die plate (2) and the side plate (6) through bolts.

5. The multi-tab negative electrode mold as claimed in claim 1, wherein a plurality of chip removing holes (63) communicated with the cutting grooves (61) are formed through one side of the side plate (6), and a pipe sleeve (8) communicated with the chip removing holes (63) is fixedly connected to one side of the side plate (6).