CN219476720U

CN219476720U - Lithium battery graphite negative electrode material shaping device

Info

Publication number: CN219476720U
Application number: CN202320473241.2U
Authority: CN
Inventors: 柳记套; 刘建伟
Original assignee: Qinghai Tianlan New Energy Materials Co ltd
Current assignee: Qinghai Tianlan New Energy Materials Co ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-08-04
Anticipated expiration: 2033-03-14

Abstract

The utility model discloses a shaping device for graphite cathode materials of lithium batteries, which comprises a bin body with a channel at the top, wherein a mounting frame with a built-in conveyor belt is arranged at the top of the bin body through a supporting mechanism, a weighing table is arranged at the front end of the conveyor belt, a first humidity detector is arranged on the weighing table, a screening mechanism is arranged on the lower side of the mounting frame, a funnel is arranged on the lower side of the channel, a shaping groove is arranged on the lower side of the funnel, and an electric heating wire is arranged in the inner wall of the shaping groove. Adopt above-mentioned technical scheme to make a lithium cell graphite negative pole material integer device, through set up screen cloth, vibrating motor isotructure in the lower part of mounting bracket, can fully sieve the material, avoid unqualified material to get into the internal shaping effect that influences of storehouse, can reach the effect of adjusting material moisture degree and then guaranteeing material shaping quality, carry out the cage protection to processing agency through setting up the protection casing, can effectively avoid the interference of external environment.

Description

Lithium battery graphite negative electrode material shaping device

Technical Field

The utility model relates to the field of shaping and processing of graphite cathode materials of lithium batteries, in particular to a shaping device of a graphite cathode material of a lithium battery.

Background

Most of the current negative electrode materials of lithium batteries are crushed into powder by a crusher, shaped and coated and then enter a graphitization process, and a large number of carbon plates are needed in a new box-type graphitization process. Publication No. CN217671305U3 proposes a graphitized carbon plate forming device for a lithium battery cathode material, which comprises a mixing and kneading die station and an assembly forming station arranged at one side of the mixing and kneading die station; the kneading die station comprises a die feeding frame and a kneading machine arranged above the die feeding frame; the die feeding frame is positioned below the kneading machine and is provided with a blanking cavity; the assembly forming station comprises a die assembly for containing kneaded paste and a vibration extrusion beating assembly arranged above the die assembly. The device can not detect the humidity state of the material and adjust the humidity state in the molding process, the problem of poor molding stability is easily generated when the humidity of the material exceeds the standard, and the material can not be screened properly, so that the material molding effect is easily reduced due to substances with larger internal dimensions. Therefore, we propose a shaping device for graphite cathode materials of lithium batteries.

Disclosure of Invention

In order to solve the above problems, the present utility model provides a shaping device for graphite negative electrode materials of lithium batteries, which solves the problems set forth in the background art.

The utility model relates to a shaping device for graphite cathode materials of lithium batteries, which comprises a bin body with a channel at the top, wherein a mounting frame with a built-in conveyor belt is arranged at the top of the bin body through a supporting mechanism, a weighing table is arranged at the front end of the conveyor belt, a first humidity detector is arranged on the weighing table, a screening mechanism is arranged at the lower side of the mounting frame, a funnel is arranged at the lower side of the channel, a shaping groove is arranged at the lower side of the funnel, an electric heating wire is arranged in the inner wall of the shaping groove, a shaping plate is arranged in a side surface opening of the shaping groove, and the side surface of the shaping plate is connected with a cylinder.

In the above scheme, the supporting mechanism comprises a bracket and a supporting column.

In the above scheme, screening mechanism is including installing the screen cloth at the slider inboard, the top card of slider is established in the spout of mounting bracket downside, and the slider side is provided with the spring, vibrating motor is installed to slider one side.

In the above scheme, the storehouse body upside is provided with the protection casing, the gag lever post of protection casing bottom inserts and establishes in the recess at storehouse body top.

In the scheme, a second humidity detector is arranged in the bottom wall of the integral groove.

In the scheme, the front side of the bin body is provided with the side door.

The utility model has the advantages and beneficial effects that: the utility model provides a lithium battery graphite negative electrode material shaping device, which takes on the task of automatic feeding by arranging a conveyor belt as a feeding mechanism, so that qualified materials after being weighed by a weighing table uniformly fall into a bin body, thereby preventing the effective operation of the device from being blocked or influenced when the materials are rapidly filled.

Drawings

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

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of the structure of the interior of the bin body according to the utility model.

In the figure: 1 bin body, 11 passageway, 12 support, 13 support columns, 14 mounting bracket, 15 conveyer belt, 16 weighing platform, 17 first humidity detector, 18 slider, 19 screen cloth, 2 vibrating motor, 21 spring, 22 protection casing, 23 recess, 24 funnel, 25 integer groove, 26 heating wire, 27 second humidity detector, 28 cylinder, 29 integer plate, 3 side door.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

As shown in fig. 1-2, the utility model relates to a shaping device for graphite cathode materials of a lithium battery, which comprises a bin body 1 with a channel 11 at the top, wherein a mounting rack 14 with a built-in conveyor belt 15 is arranged at the top of the bin body 1 through a supporting mechanism, a weighing table 16 is arranged at the front end of the conveyor belt 15, and the conveyor belt 15 is used as a material conveying mechanism to bear the task of automatic feeding, so that qualified materials after being weighed by the weighing table 16 uniformly and uniformly fall into the bin body 1, thereby preventing the effective operation of the device from being influenced by internal blockage during rapid filling and avoiding the adverse effects caused by centralized feeding.

Install first humidity detector 17 on the platform 16 that weighs, screening mechanism is installed to mounting bracket 14 downside, the passageway 11 downside is provided with funnel 24, the funnel 24 downside is provided with shaping groove 25, be provided with heating wire 26 in the shaping groove 25 inner wall, can detect the initial humidity of material and the humidity state in the course of working through setting up first humidity detector 17 and second humidity detector 27, and can improve evaporation efficiency through the inside material in heating wire 26 shaping groove 25 at this in-process, thereby can reduce its moisture content through the mode of evaporation when material humidity is too big, thereby can reach the effect of adjusting material moisture degree and then guaranteeing material shaping quality.

The shaping plate 29 is arranged in the side opening of the shaping groove 25, so that different shaping requirements can be met, the shaping groove 25 can be arranged in different forms, the shaping plate 29 is designed into a form matched with the shaping groove, the side surface of the shaping plate 29 is connected with the air cylinder 28, the shaping plate 29 is driven to move towards the inner side of the shaping groove 25 by the expansion and contraction of a piston rod of the air cylinder 28 in the working process, and therefore materials are extruded through the shaping plate 29, and the materials are formed preliminarily.

In the scheme, the supporting mechanism comprises a bracket 12 and a supporting column 13, wherein the bracket 12 is fixed at the top of the bin body 1, and the supporting column 13 is used for stably supporting the mounting frame 14.

In the above-mentioned scheme, screening mechanism is including installing at the inboard screen cloth 19 of slider 18, and the top card of slider 18 is established in the spout of mounting bracket 14 downside, and slider 18 side is provided with spring 21, and vibrating motor 2 is installed to slider 18 one side, through set up screen cloth 19, vibrating motor 2 isotructure in the lower part of mounting bracket 14, can fully screen the material to can screen out the inside great granule of material, avoid unqualified material to get into in the storehouse body 1 influence shaping effect.

In the above-mentioned scheme, storehouse body 1 upside is provided with protection casing 22, and the gag lever post of protection casing 22 bottom is inserted and is established in the recess 23 at storehouse body 1 top, and specifically, the ventilation hole is seted up to protection casing 22 side, just set up the dust screen in the ventilation hole, carry out the cage protection to processing agency through setting up protection casing 22, can effectively avoid the interference of external environment, improve the purity of course of working.

In the above scheme, install second humidity detector 27 in the plastic groove 25 diapire, first humidity detector 17 and second humidity detector 27 are prior art, can effectively detect the humidity state of material itself.

In the scheme, the front side of the bin body 1 is provided with the side door 3, the side door 3 is hinged with the bin body 1, and the whole groove 25 can be taken out by opening the side door 3.

Working principle:

when the lithium battery graphite negative electrode material shaping device is specifically used, a material to be processed is placed on a weighing table 16 to be weighed, the material with proper weight is weighed, the initial humidity of the material is detected through a first humidity sensor 17, the material is uniformly placed on a conveying belt 15, then a protective cover 22 is covered on the top of a bin body 1, a driving mechanism of the conveying belt 15 is started, the material falls from the end of the conveying belt 15 at a uniform speed, at the moment, a screen 19 is driven to continuously screen the material under the action of a vibration motor 2, the qualified material falls into the bin body 1 and enters a shaping groove 25 through a funnel 24 with a contracted bottom opening, the material with larger inner size and inconvenient processing is reserved on the upper side of the screen 19, then the material humidity entering the shaping groove 25 is detected through a second humidity detector 27, when the humidity is higher than the processing standard humidity, an electric heating wire 26 is started, the moisture content of the material in the shaping groove 25 is reduced to a standard humidity range in an evaporation mode, then a cylinder 28 is started, a piston rod of the cylinder 28 drives the shaping plate 29 to carry out preliminary extrusion processing on the material in the shaping groove 25, and the material is subjected to preliminary shaping processing, and subsequent processing is facilitated.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a lithium cell graphite negative pole material integer device, includes the storehouse body (1) of passageway (11) are offered at the top, its characterized in that, install mounting bracket (14) of built-in conveyer belt (15) through supporting mechanism at storehouse body (1) top, the front end of conveyer belt (15) is provided with weighing table (16), install first humidity detector (17) on weighing table (16), screening mechanism is installed to mounting bracket (14) downside, passageway (11) downside is provided with funnel (24), funnel (24) downside is provided with shaping groove (25), be provided with heating wire (26) in shaping groove (25) inner wall, be provided with shaping plate (29) in shaping groove (25) side opening, shaping plate (29) side is connected with cylinder (28).

2. The device for shaping graphite cathode material of lithium battery according to claim 1, wherein the supporting mechanism comprises a bracket (12) and a supporting column (13).

3. The shaping device for graphite cathode materials of lithium batteries according to claim 1, wherein the screening mechanism comprises a screen (19) arranged on the inner side of a sliding block (18), the top of the sliding block (18) is clamped in a sliding groove on the lower side of a mounting frame (14), a spring (21) is arranged on the side surface of the sliding block (18), and a vibrating motor (2) is arranged on one side of the sliding block (18).

4. The shaping device for the graphite cathode material of the lithium battery according to claim 1, wherein a protective cover (22) is arranged on the upper side of the bin body (1), and a limiting rod at the bottom of the protective cover (22) is inserted into a groove (23) at the top of the bin body (1).

5. The shaping device for graphite cathode materials of lithium batteries according to claim 1, wherein a second humidity detector (27) is installed in the bottom wall of the shaping tank (25).

6. The shaping device for the graphite cathode material of the lithium battery according to claim 1, wherein the front surface of the bin body (1) is provided with a side door (3).