CN215612816U

CN215612816U - Graphene coating device

Info

Publication number: CN215612816U
Application number: CN202121941005.6U
Authority: CN
Inventors: 张天文
Original assignee: WUHAN HANDERN MACHINERY CO Ltd
Current assignee: WUHAN HANDERN MACHINERY CO Ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-25
Anticipated expiration: 2031-08-18

Abstract

The utility model relates to a graphene coating device which comprises a substrate unreeling machine, a corona machine and a slit coating machine, wherein the discharge end of the substrate unreeling machine is connected with the feed end of the corona machine, and the discharge end of the corona machine is connected with the feed end of the slit coating machine. The beneficial effects are that: the substrate that unreels by substrate unreeling machine passes through the corona machine for the substrate surface is rough in order to improve the adhesion to graphite alkene thick liquids, then gets into the slit coating machine, utilizes the slit coating machine to extrude graphite alkene thick liquids and coats on the substrate, thereby guarantees that the degree of consistency that graphite alkene thick liquids were coated on the substrate can reach unanimity.

Description

Graphene coating device

Technical Field

The utility model relates to the field of composite materials, in particular to a graphene coating device.

Background

At present, roller coating or blade coating is mostly adopted for graphene coating, and the methods have the defects of uneven coating and weak adhesion, firstly, the surface of a base material is too smooth, which may cause the adhesion in the coating process of graphene slurry to be insufficient, and secondly, due to factors such as processing reasons of a coating roller body and abrasion, the graphene is coated on the surface of the base material in an uneven manner, the thickness fluctuation of the graphene slurry on the base material cannot be controlled.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the present invention is to provide a graphene coating apparatus to overcome the above-mentioned deficiencies in the prior art.

The technical scheme for solving the technical problems is as follows: the utility model provides a graphite alkene coating unit, includes substrate unreeling machine, corona machine and slit coating machine, and the discharge end of substrate unreeling machine links to each other with the feed end of corona machine, and the discharge end of corona machine links to each other with the feed end of slit coating machine.

The utility model has the beneficial effects that: the substrate that unreels by substrate unreeling machine passes through the corona machine for the substrate surface is rough in order to improve the adhesion to graphite alkene thick liquids, then gets into the slit coating machine, utilizes the slit coating machine to extrude graphite alkene thick liquids and coats on the substrate, thereby guarantees that the degree of consistency that graphite alkene thick liquids were coated on the substrate can reach unanimity.

On the basis of the technical scheme, the utility model can be further improved as follows.

Further, the device also comprises an oven, and the discharge end of the slit coater is connected with the feed end of the oven.

Adopt above-mentioned further beneficial effect to do: the substrate coated with the graphene slurry flows out of the slit coating machine and then enters the oven, and the substrate is dried by the oven to be rapidly molded, so that the time is shortened.

And the discharging end of the oven is connected with the feeding end of the thickness gauge/resistance gauge.

Adopt above-mentioned further beneficial effect to do: after the graphene slurry on the substrate is dried, the graphene slurry enters a thickness meter/resistance meter along with the substrate, thickness/resistance value measurement is carried out to judge whether the graphene slurry is uniformly coated, and whether the gap of a die opening in the slit coating machine is adjusted and the flow of the extruded slurry is adjusted is determined according to the judgment result, so that the thickness degree of the graphene slurry coated on the substrate is adjusted.

Further, the device also comprises a winding machine, and the discharge end of the thickness gauge/resistance gauge is connected with the feed end of the winding machine.

Adopt above-mentioned further beneficial effect to do: and the substrate after being detected by the thickness gauge/resistance gauge is wound by a winding machine.

Further, the device also comprises a tractor which is used for dragging the base material which enters the slit coating machine from the corona machine.

Further, still include the PLC controller, the PLC controller is connected with slit coating machine, corona machine and calibrator/resistance meter electricity respectively.

Adopt above-mentioned further beneficial effect to do: automatic adjustment can be realized according to the detection result.

Drawings

Fig. 1 is a structural diagram of a graphene coating apparatus according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the device comprises a base material unreeling machine 2, a corona machine 3, a slit coating machine 4, an oven 5, a thickness gauge/resistance gauge 6, a reeling machine 7 and a tractor.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

Example 1

As shown in fig. 1, a graphite alkene coating unit, including substrate unreeling machine 1, corona machine 2 and slit coating machine 3, the discharge end of substrate unreeling machine 1 links to each other with the feed end of corona machine 2, and the discharge end of corona machine 2 links to each other with the feed end of slit coating machine 3, and the during operation: the substrate unreeling machine 1 unreels the substrate, and enters the corona machine 2, carries out corona treatment to the substrate by the corona machine 2 for substrate surface is rough, promotes the adhesion, and then reentrant slit coating machine 3, and slit coating machine 3 extrudes graphite alkene thick liquids and coats on the substrate after corona treatment, thereby guarantees that graphite alkene thick liquids coats the degree of consistency on the substrate and can reach unanimously, and under the normal condition, its reach cause value is 50 ~ 70, preferably 60 after the substrate corona treatment.

Example 2

As shown in fig. 1, this embodiment is further optimized based on embodiment 1, and its specific scheme is as follows:

the graphene coating device further comprises an oven 4, the discharge end of the slit coating machine 3 is connected with the feed end of the oven 4, the substrate coated with the graphene slurry flows out of the slit coating machine 3 and then enters the oven 4, and the substrate is dried by the oven 4 to be rapidly molded.

Example 3

As shown in fig. 1, this embodiment is further optimized based on embodiment 2, and its specific scheme is as follows:

the graphene coating device further comprises a thickness meter/resistance meter 5, the discharge end of the drying oven 4 is connected with the feed end of the thickness meter/resistance meter 5, graphene slurry on the substrate is dried and then enters the thickness meter/resistance meter 5 along with the substrate to measure the thickness/resistance value so as to judge whether the graphene slurry is uniformly coated, and whether the gap of a die opening in the slit coating machine 3 is adjusted and the flow of the extruded slurry is determined according to the judgment result so as to adjust the thickness degree of the graphene slurry coated on the substrate.

Example 4

As shown in fig. 1, this embodiment is further optimized based on embodiment 3, and the specific scheme is as follows:

the graphene coating device further comprises a winding machine 6, the discharge end of the thickness gauge/resistance gauge 5 is connected with the feed end of the winding machine 6, and the substrate after being detected by the thickness gauge/resistance gauge 5 is wound by the winding machine 6.

Example 5

As shown in fig. 1, this embodiment is further optimized based on any one of embodiments 1 to 4, and the specific scheme is as follows:

the graphene coating apparatus further includes a tractor 7, and the tractor 7 draws the substrate entering the slit coater 3 from the corona 2.

Example 6

As shown in fig. 1, this embodiment is further optimized based on embodiment 4 or 5, and the specific scheme is as follows:

graphene coating device still includes the PLC controller, and the signal input part of PLC controller is connected with thickness gauge/resistance meter 5's signal output part electricity, and the signal output part of PLC controller is connected with slit coating machine 3's signal input part electricity, and the signal output part of PLC controller is connected with corona machine 2's signal input part electricity, can carry out the management and control to thickness gauge/resistance meter 5, slit coating machine 3, corona machine 2 promptly through the PLC controller.

The working process is as follows:

the substrate is unreeled by substrate unreeling machine 1 and is passed through corona machine 2 for the substrate surface is rough in order to improve the adhesion to graphite alkene thick liquids, then get into slit coating machine 3 by tractor 7 again, the substrate passes through slit coating machine 3, extrude graphite alkene thick liquids and coat on the substrate by slit coating machine 3, then get into and dry the graphite alkene thick liquids that will adhere to on the substrate in the oven 4, be equipped with calibrator/resistance tester 5 at oven 4 afterbody, graphite alkene thick liquids thickness/resistance value after the detectable substrate is dried, show according to thickness/resistance value and adjust the clearance of die orifice in slit coating machine 3 and extrude the flow size of thick liquids, reach the even effect of coating with this.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. The utility model provides a graphite alkene coating unit, its characterized in that includes substrate decoiler (1), corona machine (2) and slit coating machine (3), the discharge end of substrate decoiler (1) with the feed end of corona machine (2) links to each other, the discharge end of corona machine (2) with the feed end of slit coating machine (3) link to each other.

2. The graphene coating apparatus according to claim 1, further comprising an oven (4), wherein the discharge end of the slit coater (3) is connected to the feed end of the oven (4).

3. The graphene coating device according to claim 2, further comprising a thickness meter/resistance meter (5), wherein a discharge end of the oven (4) is connected with a feed end of the thickness meter/resistance meter (5).

4. The graphene coating device according to claim 3, further comprising a winding machine (6), wherein the discharge end of the thickness/resistance gauge (5) is connected with the feed end of the winding machine (6).

5. The graphene coating apparatus according to claim 1, further comprising a tractor (7), wherein the tractor (7) draws the substrate entering the slit coater (3) from the corona machine (2).

6. The graphene coating apparatus according to claim 4 or 5, further comprising a PLC controller electrically connected to the slit coater (3), the corona machine (2), and the thickness/resistance meter (5), respectively.