CN219309433U - Pneumatic scraper device for rolling negative electrode of lithium battery - Google Patents

Abstract

The utility model discloses a lithium battery negative electrode rolling pneumatic scraper device which comprises a protective cover, wherein a plurality of groups of first support plates and second support plates are arranged in the protective cover, a movable assembly is arranged between each group of first support plates and each group of second support plates, one side of each group of first support plates is provided with a fixed plate, one side of each group of fixed plates is provided with an infrared range finder, the other side of each group of fixed plates is provided with a display, the signal output end of each group of infrared range finders is electrically connected with the signal input end of the corresponding display, and the distance between a sliding block and a mounting plate can be conveniently and accurately measured through the cooperation of the infrared range finders and the displays, so that the distance between a scraper and a pressing roller is accurately positioned, the distance between the scraper and the pressing roller is prevented from being manually adjusted, and the scraper is prevented from scratching the surface of the pressing roller or the scraper cannot scrape electrode particles on the surface of the pressing roller.

Description

Pneumatic scraper device for rolling negative electrode of lithium battery

Technical Field

The utility model relates to the technical field of new energy batteries, in particular to a pneumatic scraper device for rolling a negative electrode of a lithium battery.

Background

Lithium batteries can be broadly divided into two categories: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The lithium metal battery of the fifth generation product of the rechargeable battery was born in 1996, the safety, specific capacity, self-discharge rate and cost performance are all superior to those of lithium ion batteries. Due to its own high technical requirements, only a few countries' companies are producing such lithium metal batteries.

At present, the current lithium battery negative electrode sheet is in the in-process of generating, because reasons such as bonding strength on the negative electrode sheet is little, consequently cause electrode granule adhesion on the compression roller easily to influence the roll-in processing of follow-up not roll-in negative electrode sheet, current correspond respectively in the compression roller outside and set up the scraper, play the effect of striking off electrode granule, but the distance between current scraper and the compression roller adopts artificial mode to adjust, can't guarantee the distance between accurate positioning scraper and the compression roller, thereby make the compression roller surface scratch easily or can't strike off the phenomenon of electrode granule on compression roller surface, consequently we need to propose a lithium battery negative electrode roll-in pneumatic scraper device.

Disclosure of Invention

The utility model aims to provide a pneumatic scraper device for rolling a lithium battery cathode, which is simple, quick, convenient and effective by arranging a moving assembly and an infrared range finder so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pneumatic scraper device of lithium cell negative pole roll-in, includes the protection casing, the inside of protection casing is provided with a plurality of groups first backup pad and second backup pad, every group all be provided with the movable assembly between first backup pad and the second backup pad, every group one side of first backup pad all sets up the fixed plate, every group one side of fixed plate all is provided with infrared range finder, every group the display is all installed to the opposite side of fixed plate, every group the signal output part of infrared range finder all with the signal input part electric connection of the display that corresponds.

Preferably, the moving assembly comprises a motor, a screw rod and a sliding block, wherein the output end of the motor is fixedly connected with one end of the screw rod, one end of the screw rod penetrates through the first supporting plate and is connected with the inside of the sliding block in a rotating mode, and one end of the screw rod, far away from the motor, is fixed on one side of the second supporting plate through a bearing.

Preferably, each group of the sliding blocks is provided with a mounting plate on one side, each group of the sliding blocks is provided with a groove on one side, each group of the sliding blocks is provided with a limiting plate on the inner side of the groove, one side of each group of the limiting plates is fixedly provided with a plurality of groups of fixing rods, and one side of each fixing rod is provided with a scraper.

Preferably, each group of grooves is provided with a limiting rod, and each group of limiting rods is rotationally connected to the inside of the limiting plate.

Preferably, each group of grooves is internally provided with an adjusting component, the adjusting component comprises a handle, a rotating rod and an adjusting plate, one side of the handle is fixedly connected with one end of the rotating rod, and one end of the rotating rod is fixedly connected with one side of the adjusting plate through a bearing.

Preferably, a baffle is arranged on one side of the first supporting plate, and the top of the baffle is mounted on the motor.

Preferably, a pressing roller is arranged on the inner side of the protective cover, and the outer side of the pressing roller is contacted with a scraper fixedly arranged on one side of the fixing rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the moving assembly is arranged, the motor drives the screw rod of the screw rod to rotate, so that the sliding block is driven to move, and the scraper arranged on one side of the sliding block is driven to move, so that the distance between the scraper and the press roller is adjusted, and electrode particles on the press roller can be more accurately hung by using the scraper;

2. through the design of the infrared range finder and the display, the distance between the sliding block and the mounting plate can be conveniently and accurately measured, so that the distance between the scraper and the press roller is accurately positioned, and the phenomenon that the scraper scratches the surface of the press roller or cannot be guaranteed to scrape electrode particles on the surface of the press roller due to the fact that the distance between the scraper and the press roller is manually adjusted is avoided.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a mobile assembly according to the present utility model;

FIG. 3 is a schematic view of an infrared range finder according to the present utility model;

FIG. 4 is a schematic view of the structure of the groove, the limiting plate and the fixing rod of the present utility model;

fig. 5 is a schematic structural view of the adjusting assembly of the present utility model.

In the figure: 1. a protective cover; 2. a press roller; 3. a first support plate; 4. a moving assembly; 41. a motor; 42. a lead screw rod; 43. a slide block; 5. a second support plate; 6. an infrared range finder; 7. a fixing plate; 8. a display; 9. a baffle; 10. a mounting plate; 101. a groove; 11. a limit rod; 12. a limiting plate; 13. a fixed rod; 14. an adjustment assembly; 141. a handle; 142. a rotating rod; 143. and an adjusting plate.

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. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a pneumatic scraper device of lithium cell negative pole roll-in, including protection casing 1, the inside of protection casing 1 is provided with a plurality of first backup pad 3 of group and second backup pad 5, all is provided with between every first backup pad 3 of group and the second backup pad 5 and removes subassembly 4, and one side of every first backup pad 3 of group all sets up fixed plate 7, and one side of every fixed plate 7 all is provided with infrared range finder 6, and display 8 is all installed to the opposite side of every fixed plate 7 of group, and the signal output part of every infrared range finder 6 of group all with the signal input part electric connection of the display 8 that corresponds.

In this embodiment, the infrared range finder 6 and the display 8 are provided with two sets altogether, and the measurement origin of the infrared range finder 6 is the position that the infrared range finder 6 was installed, through measuring the distance of the scraper of infrared range finder 6 and dead lever 13 one side to accurate location scraper and the distance between the compression roller, simultaneously show on the display 8, thereby make the distance between the clear scraper of operation personnel can be more clear audio-visual and the compression roller, thereby be convenient for accurately location scraper and the distance between the compression roller through many experiments, ensure that the scraper neither will the compression roller surface scratch, again can not strike off the electrode particle on compression roller surface.

It should be noted that, the size of the infrared distance meter 6 is determined according to the actual situation, how the infrared distance meter 6 realizes the distance measurement, how the signal is transmitted to the display 8, how the display calculates and displays the distance between the doctor blade and the infrared distance meter 6, and how the distance between the doctor blade and the infrared distance meter 6 is measured, so that the distance between the doctor blade and the press roll 2 is calculated, which is not described in detail herein.

Further, remove subassembly 4 includes motor 41, lead screw 42 and slider 43, the output of motor 41 and the one end fixed connection of lead screw 42, the one end of lead screw 42 runs through and rotates in the inside of first backup pad 3, lead screw 42 rotates and connects in slider 43's inside, lead screw 42 keeps away from the one end of motor 41 and is fixed in one side of second backup pad 5 through the bearing, mounting panel 10 is all installed to one side of every group slider 43, recess 101 has all been seted up to one side of every group mounting panel 10, the inside of every group recess 101 all is provided with limiting plate 12, one side of every group limiting plate 12 all fixed mounting has a plurality of groups dead lever 13, the scraper is installed to one side of dead lever 13, the inboard of protection casing 1 is provided with compression roller 2, the outside of compression roller 2 and the scraper contact of dead lever 13 one side fixed mounting, the inside of every group recess 101 all is provided with gag lever 11, every group gag lever 11 all rotates and connects in the inside of limiting plate 12.

Wherein, the inside of every group recess 101 is provided with adjusting part 14, and adjusting part 14 includes handle 141, bull stick 142 and regulating plate 143, and one side of handle 141 and one end fixed connection of bull stick 142, one end of bull stick 142 pass through one side fixed connection of bearing and regulating plate 143.

In this embodiment, the moving component 4, the adjusting component 14, the first supporting plate 3, the second supporting plate 5, the limiting plate 12, the limiting rod 11, the groove 101 and the mounting plate 10 are all provided with two groups, the motor 41 drives the screw rod 42 to rotate so as to drive the sliding block 43 to rotate, the scraper on one side of the sliding block 43 moves so as to adjust the distance between the scraper and the press roller 2, the handle 141 is rotated, the rotating rod 142 is driven to rotate, the person drives the adjusting plate 143 to rotate so as to adjust the angle of the limiting plate 12, and then the angle of the scraper on one side of the limiting plate 12 is adjusted, so that the scraper better fits the surface of the press roller 2.

It should be noted that, the distance between the grooves 101 is slightly larger than the sum of the thickness of the adjusting plate 143 and the thickness of the limiting plate 12, and in actual use, the motor 41 is of a type and size determined according to the actual use, and the rotating rod 142 is screwed to the inside of the mounting plate 10 and extends into the inside of the grooves 101.

Further, a baffle plate 9 is provided on one side of the first support plate 3, and the top of the baffle plate 9 is mounted on the motor 41.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A pneumatic scraper device for rolling a negative electrode of a lithium battery is characterized in that: including protection casing (1), the inside of protection casing (1) is provided with a plurality of groups of first backup pad (3) and second backup pad (5), every group all be provided with between first backup pad (3) and second backup pad (5) and remove subassembly (4), every group one side of first backup pad (3) all sets up fixed plate (7), every group one side of fixed plate (7) all is provided with infrared range finder (6), every group display (8) are all installed to the opposite side of fixed plate (7), every group the signal output part of infrared range finder (6) all with the signal input part electric connection of corresponding display (8).

2. The lithium battery negative electrode rolling pneumatic scraper device according to claim 1, wherein: the movable assembly (4) comprises a motor (41), a screw rod (42) and a sliding block (43), wherein the output end of the motor (41) is fixedly connected with one end of the screw rod (42), one end of the screw rod (42) penetrates through the inside of the first supporting plate (3) and is rotatably connected with the inside of the sliding block (43), and one end of the screw rod (42), far away from the motor (41), is fixed on one side of the second supporting plate (5) through a bearing.

3. The lithium battery negative electrode rolling pneumatic scraper device according to claim 2, wherein: mounting plate (10) are all installed to one side of every group slider (43), and every group recess (101) are all seted up to one side of mounting plate (10), every group the inside of recess (101) all is provided with limiting plate (12), every group one side of limiting plate (12) all fixed mounting has a plurality of groups dead lever (13), the scraper is installed to one side of dead lever (13).

4. A lithium battery negative electrode roll-in pneumatic scraper device according to claim 3, wherein: and each group of the grooves (101) is internally provided with a limiting rod (11), and each group of the limiting rods (11) is rotationally connected to the inside of the limiting plate (12).

5. A lithium battery negative electrode roll-in pneumatic scraper device according to claim 3, wherein: the inside of every group recess (101) is provided with regulation subassembly (14), regulation subassembly (14) are including handle (141), bull stick (142) and regulating plate (143), one side of handle (141) and the one end fixed connection of bull stick (142), one end of bull stick (142) is through one side fixed connection of bearing and regulating plate (143).

6. The lithium battery negative electrode rolling pneumatic scraper device according to claim 1, wherein: one side of the first supporting plate (3) is provided with a baffle plate (9), and the top of the baffle plate (9) is mounted on a motor (41).

7. A lithium battery negative electrode roll-in pneumatic scraper device according to claim 3, wherein: the inner side of the protective cover (1) is provided with a press roller (2), and the outer side of the press roller (2) is contacted with a scraper fixedly arranged on one side of the fixed rod (13).

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