CN219132477U

CN219132477U - Cutter mechanism of lithium battery coating machine

Info

Publication number: CN219132477U
Application number: CN202320214378.6U
Authority: CN
Inventors: 李昌华; 赵海利; 丁茗; 王翔; 魏忠芳; 叶桥胜; 易敏
Original assignee: Shenzhen Youfu Intelligent Equipment Co ltd
Current assignee: Shenzhen Youfu Intelligent Equipment Co ltd
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-06-06
Anticipated expiration: 2033-02-15

Abstract

The utility model relates to the technical field of coating machines, in particular to a cutter mechanism of a lithium battery coating machine, which comprises the following components: the adsorption assembly comprises a first collection device and a second collection device, wherein the first collection device is provided with an arc-shaped cavity along the axial direction of the first collection device, a groove is formed in the arc-shaped cavity, and the second collection device is arranged in the arc-shaped cavity and can move towards the outer end of the arc-shaped cavity; and the cutter assembly is arranged between the first collecting device and the second collecting device and extends along the axial direction of the first collecting device and the second collecting device. The utility model has simple structure and convenient installation, and can effectively collect the metal scrap and dust generated when the cutter component cuts off the pole piece belt by the mutual matching of the first collecting device and the second collecting device, thereby preventing the metal scrap or dust from being adsorbed on the pole piece and having adverse effect on the quality of the lithium battery slice.

Description

Cutter mechanism of lithium battery coating machine

Technical Field

The utility model relates to the technical field of coating machines, in particular to a cutter mechanism of a lithium battery coating machine.

Background

The lithium ion battery film production process requires continuous and efficient production, but due to different product length requirements, cutting and reel changing are needed in time when the film length meets the requirements.

At present, two modes of a reel changing cutter are commonly used, one is a sawtooth film cutting cutter, and the other is to adopt an electric heating wire to heat and cut a film for reel changing. Both modes can all produce certain quantity of metal iron fillings and dust when using, but its two do not install the mechanism that can effectively collect metal iron fillings and dust, lead to metal iron fillings and dust to adsorb on the pole piece, produce harmful effects to lithium cell film-making quality.

Disclosure of Invention

Therefore, the technical problem to be solved by the utility model is to overcome the defect that scrap iron and dust cannot be effectively collected in the process of a cutter of a coating machine in the prior art and the quality of lithium battery flaking is adversely affected, so that the cutter mechanism of the coating machine, which can effectively collect scrap iron and dust generated by the cutter, is provided.

A lithium battery coater cutter mechanism comprising:

the adsorption assembly comprises a first collection device and a second collection device, wherein the first collection device is provided with an arc-shaped cavity along the axial direction of the first collection device, a groove is formed in the arc-shaped cavity, and the second collection device is arranged in the arc-shaped cavity and can move towards the outer end of the arc-shaped cavity;

and the cutter assembly is arranged between the first collecting device and the second collecting device and extends along the axial direction of the first collecting device and the second collecting device.

As one preferable mode of the cutter mechanism of the lithium battery coating machine, a plurality of grooves are arranged side by side at intervals, and through holes are formed in the bottommost part of each groove.

As one preferable mode of the cutter mechanism of the lithium battery coating machine, a collecting device is communicated below the through hole.

As one preferable choice of the cutter mechanism of the lithium battery coating machine, the second collecting device comprises a baffle plate, an adjusting device and a connecting rod, wherein the baffle plate is arranged in the arc-shaped groove, the adjusting device is fixedly connected with the outer wall of the arc-shaped cavity below the baffle plate, and the connecting rod is used for connecting the baffle plate and the adjusting device.

As one preferable mode of the cutter mechanism of the lithium battery coating machine, the cutter assembly comprises a cutter, a rotary cylinder and a rotating piece, wherein the rotating piece is arranged between the first collecting device and the baffle plate, the cutter is arranged on one side of the rotating piece, and the rotary cylinder is arranged on one side of the rotating piece.

As one preferable choice of the cutter mechanism of the lithium battery coating machine, the adsorption component and the cutter component are arranged between the mounting plates below and on two sides of the pole piece belt transmission path.

The technical scheme of the utility model has the following advantages:

the utility model has simple structure and convenient installation, and can effectively collect the metal scrap and dust generated when the cutter component cuts off the pole piece belt by the mutual matching of the first collecting device and the second collecting device, thereby preventing the metal scrap or dust from being adsorbed on the pole piece and having adverse effect on the quality of the lithium battery slice.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the present utility model and its overall structure.

Fig. 2 is a schematic diagram of the connection of the coating machine of the present utility model.

FIG. 3 is a schematic diagram of an adsorption module according to the present utility model.

Fig. 4 is a schematic structural view of a first collecting device in the present utility model.

FIG. 5 is a schematic view of a second collecting device according to the present utility model

FIG. 6 is a schematic view of a cutter assembly according to the present utility model

Reference numerals illustrate:

1. an adsorption assembly; 11. a first collection device; 12. a second collection device; 121. a baffle; 122. an adjusting device; 123. a connecting rod; 2. a cutter assembly; 21. a cutter; 22. a rotary cylinder; 23. and a rotating member.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of 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 "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in specific cases.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1 and 2, the cutter mechanism of the lithium battery coating machine is arranged below the pole piece belt transmission path and between the mounting plates at two sides, and comprises:

the adsorption component 1 is fixedly connected with the mounting plate and is used for adsorbing and cutting off film scraps generated by the pole piece belt, as shown in fig. 3, the adsorption component comprises a first collecting device 11 and a second collecting device 12, the first collecting device 11 is provided with an arc-shaped containing cavity along the axial direction of the first collecting device, a groove for collecting the film scraps is formed in the arc-shaped containing cavity, the second collecting device 12 is arranged in the arc-shaped containing cavity, the lower end of the second collecting device is fixedly connected with the first collecting device 11, and the upper end of the second collecting device is located in the arc-shaped containing cavity and can move towards the outer end of the arc-shaped containing cavity.

The cutter assembly 2 is rotatably connected to the mounting plate for severing the pole piece strip, is disposed between the first collecting means 11 and the second collecting means 12, and extends in the axial direction of the first collecting means 11 and the second collecting means 12.

As shown in fig. 4, in this embodiment, the inner wall of the arc-shaped cavity is inclined to the groove, so that the film scraps move into the groove, a plurality of grooves are arranged side by side at intervals and extend along the axial direction of the first collecting device 11, a through hole is formed in the bottommost part of the groove, and an adsorption collecting device is communicated below the through hole and used for transferring and storing the film scraps collected by the groove.

In this embodiment, as shown in fig. 5, the second collecting device 12 includes a baffle 121, an adjusting device 122, and a connecting rod 123, where the baffle 121 is disposed in the arc-shaped groove, the adjusting device 122 is fixedly connected to the outer wall of the arc-shaped cavity below the baffle 121, and the connecting rod 123 is used to connect the baffle 121 and the adjusting device 122. The height of the baffle plate 121 can be adjusted through the adjusting device 122, so that the optimal blocking height for the film scraps can be found, and the film scraps fall into the arc-shaped containing cavity.

As shown in fig. 6, in this embodiment, the cutter assembly 2 includes a cutter 21, a rotary cylinder 22, and a rotating member 23, wherein the rotating member 23 is disposed between the first collecting device 11 and the baffle 121, one side of the rotating member is rotatably connected to the mounting plate, the other side of the rotating member is connected to the output end of the rotary cylinder 22, and the rotary cylinder 22 is fixed to another mounting plate.

When the utility model is used, the rotary piece 23 and the cutter 21 are driven by the rotary air cylinder 22 to reciprocate to cut the pole piece belt, the optimal height of the pole piece belt is found by the height of the lifting baffle 121, most film scraps fall into the groove of the arc-shaped cavity, and the film scraps in the groove are collected and stored by the through hole and the adsorption collecting device.

The utility model has simple structure and convenient installation, and can effectively collect the metal scrap iron and dust generated when the cutter assembly 2 cuts off the pole piece belt by the mutual matching of the first collecting device 11 and the second collecting device 12, thereby preventing the scrap iron or the dust from being adsorbed on the pole piece and having adverse effect on the quality of the lithium battery slice.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. A lithium battery coating machine cutter mechanism, characterized by comprising:

the adsorption assembly (1) comprises a first collection device (11) and a second collection device (12), wherein the first collection device (11) is provided with an arc-shaped cavity along the axial direction of the first collection device, a groove is formed in the arc-shaped cavity, and the second collection device (12) is arranged in the arc-shaped cavity and can move towards the outer end of the arc-shaped cavity;

a cutter assembly (2) arranged between the first collecting device (11) and the second collecting device (12) and extending in the axial direction of the first collecting device (11) and the second collecting device (12).

2. The cutter mechanism of a lithium battery coating machine according to claim 1, wherein a plurality of grooves are arranged side by side at intervals, and the bottommost part of the grooves is provided with a through hole.

3. The cutter mechanism of the lithium battery coating machine according to claim 2, wherein an adsorption collecting device is communicated below the through hole.

4. The cutter mechanism of the lithium battery coating machine according to claim 1, wherein the second collecting device (12) comprises a baffle (121), an adjusting device (122) and a connecting rod (123), the baffle (121) is arranged in the arc-shaped groove, the adjusting device (122) is fixedly connected with the outer wall of the arc-shaped cavity below the baffle (121), and the connecting rod (123) is used for connecting the baffle (121) and the adjusting device (122).

5. The cutter mechanism of a lithium battery coating machine according to claim 1, wherein the cutter assembly (2) comprises a cutter (21), a rotary cylinder (22) and a rotating member (23), the rotating member (23) is arranged between the first collecting device (11) and the baffle (121), the cutter (21) is arranged on one side of the rotating member (23), and the rotary cylinder (22) is arranged on one side of the rotating member (23).

6. The cutter mechanism of the lithium battery coating machine according to claim 1, wherein the adsorption component (1) and the cutter component (2) are arranged below the pole piece belt transmission path and between mounting plates on two sides.