Graphene adhesive film slitting equipment

Abstract

The utility model discloses graphene adhesive film slitting equipment and a preparation method. The graphene adhesive film slitting equipment comprises a base station, the portal frame is mounted on the base station; the cutting table is used for placing a graphene paper adhesive film to be cut; the utility model discloses a cutting mechanism for preparing a graphene paper adhesive film. According to the graphene paper adhesive film cutting device, rapid cutting of a graphene paper adhesive film can be achieved by arranging a plurality of cutting structures, a mounting sliding ring can be adjusted on a driving shaft in a sliding mode by pulling a sliding clamping pin and enabling the sliding clamping pin to be separated from a corresponding clamping groove, and therefore the distance between every two adjacent cutting structures can be adjusted; the graphene paper adhesive film cutting device is simple in structure and convenient to operate, can be suitable for cutting graphene paper adhesive films with different widths, and meanwhile, after adjustment is completed, the sliding clamping pins are loosened, so that the sliding clamping pins can be driven to be clamped into the corresponding clamping grooves under the elastic force action of the sleeve springs, stable limiting of the cutting structure after adjustment can be achieved, and the practicability of the graphene paper adhesive film cutting device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of graphene paper adhesive film preparation, in particular to a graphene adhesive film slitting device and a preparation method. Background Art

[0002] In the application of graphene in resin-based composite materials, currently most of the graphene powders are evenly dispersed in the resin matrix, and the composite materials are made by compounding the resin matrix and the fiber.

[0003] As disclosed in the publication (announcement) number: CN108515707A, a graphene film slitting device and preparation method are disclosed. The device includes: a cutting module, which is arranged at the bottom of the device and is used to cut graphene paper; a fixing module, which is arranged on the upper part of the cutting module and is used to fix the graphene paper; and a roll-up module, which is used to lay the film on the graphene paper. The cutting module includes an integrated cutter, a filter screen, a valve, a vacuum pump, a sealing gasket, a sealing screw, a support, an upper part of the cutting module and a lower part of the cutting module. The graphene paper film is obtained by clamping the graphene paper, cutting the graphene paper and coating the glue.

[0004] Although the above technical solution solves the corresponding technical problem, the above technical solution still has the following defects:

[0005] The above technical solution is not convenient for adjusting the cutting width of the graphene paper adhesive film when cutting the graphene paper adhesive film. Therefore, different cutters need to be replaced when cutting graphene paper adhesive films of different widths, thereby reducing practicality. Utility Model Content

[0006] The purpose of the utility model is to provide a graphene paper adhesive film slitting device and a preparation method, which can not only realize the rapid cutting of the graphene paper adhesive film by setting a plurality of cutting structures, but also can realize the sliding adjustment of the installation slip ring on the driving shaft by pulling the sliding latch and making the sliding latch disengage from the corresponding slot, so that the spacing between two adjacent cutting structures can be adjusted, and thus it can be suitable for the cutting of graphene paper adhesive films of different widths. At the same time, after the adjustment is completed, the sliding latch is released, so that the sliding latch can be driven to be stuck in the corresponding slot under the elastic force of the sleeve spring, so that the stable limiting of the adjusted cutting structure can be realized, thereby improving the practicality of the utility model.

[0007] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include:

[0008] A graphene film slitting device, comprising:

[0009] abutment;

[0010] A gantry mounted on the base;

[0011] A cutting table for placing graphene paper film to be cut;

[0012] A cutting mechanism for preparing graphene paper adhesive film, the cutting mechanism comprising a lifting drive assembly installed on the gantry, and a cutting assembly for cutting graphene paper adhesive film is installed at the bottom of the lifting drive assembly.

[0013] The above-mentioned graphene film slitting equipment, wherein the cutting assembly includes a cutting frame, a servo motor is fixedly connected to the side of the cutting frame, a driving shaft is fixedly connected to the output shaft of the servo motor, and a plurality of slidably adjustable cutting structures are installed on the driving shaft.

[0014] The above-mentioned graphene film slitting equipment, wherein the cutting structure includes a mounting slip ring slidably connected to the driving shaft, a cutting knife is fixedly connected to the mounting slip ring, a snap-fit ​​fixing component for fixing the mounting slip ring is installed on the side of the mounting slip ring, and a snap-fitting groove is provided on the driving shaft at a position corresponding to the snap-fit ​​fixing component.

[0015] The above-mentioned graphene film slitting equipment, wherein the clamping and fixing assembly includes a mounting block fixedly connected to the side of the mounting slip ring, the side of the mounting block is fixedly connected with a mounting sleeve, the mounting sleeve is slidably connected with a sliding pin that cooperates with the clamping slot, and the sliding pin is sleeved with a sleeve spring.

[0016] The above-mentioned graphene film slitting equipment, wherein the lifting drive assembly includes a mounting seat fixedly connected to the gantry, a threaded seat fixedly connected to the mounting seat, an adjusting bolt threadedly connected to the threaded seat, a mounting plate rotatably mounted on the bottom of the adjusting bolt through a bearing, and the bottom of the mounting plate is fixedly connected to the top of the cutting frame.

[0017] In the above-mentioned graphene film slitting equipment, an operating hand wheel is fixedly connected to the top of the adjusting bolt.

[0018] In the above-mentioned graphene film slitting equipment, both sides of the bottom of the mounting seat are fixedly connected with a first limiting telescopic rod, and the other end of the first limiting telescopic rod is fixedly connected to the top of the mounting plate.

[0019] In the above-mentioned graphene film slitting equipment, a limiting slider is fixedly connected to the inner wall of the mounting slip ring, and a limiting sliding groove matching the limiting slider is provided on the driving shaft and at a position corresponding to the limiting slider.

[0020] The above-mentioned graphene film slitting equipment, wherein both sides of the top of the cutting table are equipped with a clamping and fixing assembly for clamping and fixing the graphene paper film to be cut, the clamping and fixing assembly includes a fixed frame fixedly connected to the top of the cutting table, and a clamping mechanism for clamping and fixing the graphene paper film to be cut is installed on the fixed frame, the clamping mechanism includes a fixed seat fixedly connected to the end of the fixed frame, a threaded sleeve is fixedly connected to the fixed seat, a clamping bolt is threadedly connected to the threaded sleeve, a clamping plate is rotatably installed on the bottom of the clamping bolt through a bearing, second limiting telescopic rods are fixedly connected to both sides of the top of the clamping plate, and the other end of the second limiting telescopic rod is fixedly connected to the bottom of the fixed seat, a clamping pad is fixedly connected to the bottom of the clamping plate, and a rotating handwheel for rotating the clamping bolt is fixedly connected to the top of the clamping bolt.

[0021] A method for preparing a graphene paper film comprises the following steps:

[0022] S1. First, graphene is prepared by chemical vapor deposition, graphene oxide reduction, mechanical exfoliation and other methods;

[0023] S2, dispersing the graphene prepared in S1 in a suitable solvent to form a stable graphene dispersion;

[0024] S3, selecting a suitable paper as a substrate, and treating the surface of the selected paper to improve the adhesion between the graphene and the paper;

[0025] S4, evenly coating the graphene dispersion on the surface of the paper, which can be done by blade coating, spraying, dipping, etc.;

[0026] S5, drying the coated paper to remove the solvent so that the graphene is firmly attached to the paper;

[0027] S6, after post-processing steps such as hot pressing and curing, the paper is cut by the cutting mechanism provided by the utility model to obtain a finished graphene paper film.

[0028] The utility model has at least the following beneficial effects:

[0029] In the utility model, a graphene adhesive film slitting device and a preparation method are realized, which can not only realize the rapid cutting of the graphene paper adhesive film by setting a plurality of cutting structures, but also can realize the sliding adjustment of the installation slip ring on the driving shaft by pulling the sliding latch and making the sliding latch disengage from the corresponding slot, so that the spacing between two adjacent cutting structures can be adjusted, and thus it can be suitable for the cutting of graphene paper adhesive films of different widths. At the same time, after the adjustment is completed, the sliding latch is released, so that the sliding latch can be driven to be inserted into the corresponding slot under the elastic force of the sleeve spring, so that the stable limiting of the adjusted cutting structure can be realized, thereby improving the practicality of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0031] Figure 1 It is a structural schematic diagram of the graphene film slitting equipment and preparation method of the utility model;

[0032] Figure 2 It is a structural schematic diagram of the cutting mechanism in the graphene film slitting device and preparation method of the utility model;

[0033] Figure 3 It is a structural schematic diagram of the cutting component in the graphene film slitting device and preparation method of the utility model;

[0034] Figure 4 This is a schematic diagram of the structure of the driving shaft in the graphene film slitting device and preparation method of the utility model;

[0035] Figure 5 It is a structural schematic diagram of the cutting structure in the graphene film slitting device and preparation method of the utility model;

[0036] Figure 6 It is a structural schematic diagram of the clamping and fixing components in the graphene film slitting device and preparation method of the utility model;

[0037] Figure 7 It is a structural schematic diagram of the lifting and driving assembly in the graphene film slitting device and preparation method of the utility model;

[0038] Figure 8 It is a structural schematic diagram of a cutting table in the graphene film slitting device and preparation method of the utility model;

[0039] Fig. 9 It is a structural schematic diagram of the pressing mechanism in the graphene film slitting device and preparation method of the utility model.

[0040] Description of Figure Numbers:

[0041] 1. Base; 2. Cutting mechanism; 3. Gantry; 4. Cutting table;

[0042] 201, cutting component; 202, lifting drive component;

[0043] 2011, cutting frame; 2012, servo motor; 2013, drive shaft; 2014, cutting structure;

[0044] 20141. Install the slip ring; 20142. Cutter; 20143. Snap-fit ​​fixing assembly; 20144. Slot;

[0045] 20145, mounting block; 20146, mounting sleeve; 20147, sliding bayonet; 20148, sleeve spring;

[0046] 20149, limit slider; 20150, limit slide;

[0047] 2021, mounting seat; 2022, threaded seat; 2023, adjusting bolt; 2024, mounting plate; 2025, first position-limiting telescopic rod; 2026, operating hand wheel;

[0048] 401, clamping and fixing assembly; 4011, fixing frame; 4012, clamping mechanism;

[0049] 40121. fixing seat; 40122. threaded sleeve; 40123. clamping bolt; 40124. clamping plate; 40125. second position limiting telescopic rod; 40126. clamping pad; 40127. rotating hand wheel. DETAILED DESCRIPTION

[0050] The following will describe the implementation methods of the present application in detail with the help of accompanying drawings and examples, so that the implementation process of how the present application uses technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0051] In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the embodiments of the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the embodiments of the present invention.

[0052] In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, an integral connection, or a detachable connection; it can be the internal connection of two components; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0053] Example 1

[0054] Please refer to Figures 1 to 9 As shown, a graphene adhesive film slitting device provided by an embodiment of the utility model comprises: a base 1, a gantry 3 installed on the base 1, a cutting table 4 for placing the graphene paper adhesive film to be cut, and a cutting mechanism 2 for preparing the graphene paper adhesive film;

[0055] Please refer to Figures 1 to 9 As shown, the cutting mechanism 2 includes a lifting drive assembly 202 mounted on the gantry 3, and a cutting assembly 201 for cutting graphene paper film is installed at the bottom of the lifting drive assembly 202;

[0056] Please refer to Figures 1 to 9 As shown, the cutting assembly 201 includes a cutting frame 2011, a servo motor 2012 is fixedly connected to the side of the cutting frame 2011, a driving shaft 2013 is fixedly connected to the output shaft of the servo motor 2012, and a plurality of slidably adjustable cutting structures 2014 are mounted on the driving shaft 2013.

[0057] Please refer to Figures 1 to 9 As shown, the cutting structure 2014 includes a mounting slip ring 20141 slidably connected to the driving shaft 2013, a cutter 20142 is fixedly connected to the mounting slip ring 20141, a snap-fit ​​fixing component 20143 for fixing the mounting slip ring 20141 is installed on the side of the mounting slip ring 20141, and a snap-fitting groove 20144 is provided on the driving shaft 2013 at a position corresponding to the snap-fitting fixing component 20143.

[0058] Please refer to Figures 1 to 9 As shown, the snap-fit ​​fixing assembly 20143 includes a mounting block 20145 fixedly connected to the side of the mounting slip ring 20141, and a mounting sleeve 20146 is fixedly connected to the side of the mounting block 20145. The mounting sleeve 20146 is slidably connected with a sliding pin 20147 that cooperates with the slot 20144, and a sleeve spring 20148 is sleeved on the sliding pin 20147.

[0059] Please refer to Figures 1 to 9As shown, the lifting drive assembly 202 includes a mounting seat 2021 fixedly connected to the gantry 3, a threaded seat 2022 fixedly connected to the mounting seat 2021, an adjusting bolt 2023 threadedly connected to the threaded seat 2022, a mounting plate 2024 rotatably mounted on the bottom of the adjusting bolt 2023 through a bearing, and the bottom of the mounting plate 2024 is fixedly connected to the top of the cutting frame 2011.

[0060] Please refer to Figures 1 to 9 As shown, the top of the adjusting bolt 2023 is fixedly connected with an operating hand wheel 2026;

[0061] By adopting the above technical solution, the adjusting bolt 2023 can be easily rotated by providing the operating hand wheel 2026 .

[0062] Please refer to Figures 1 to 9 As shown, both sides of the bottom of the mounting seat 2021 are fixedly connected with a first position-limiting telescopic rod 2025, and the other end of the first position-limiting telescopic rod 2025 is fixedly connected to the top of the mounting plate 2024;

[0063] By adopting the above technical solution, the first limiting telescopic rod 2025 is provided to limit the mounting plate 2024, thereby increasing the stability of the lifting and lowering adjustment of the mounting plate 2024.

[0064] Please refer to Figures 1 to 9 As shown, a limit slider 20149 is fixedly connected to the inner wall of the installation slip ring 20141, and a limit slide groove 20150 matching the limit slider 20149 is provided on the driving shaft 2013 at a position corresponding to the limit slider 20149;

[0065] By adopting the above technical solution, the limiting slider 20149 and the limiting groove 20150 are provided to limit the installation slip ring 20141, thereby increasing the stability of the sliding adjustment of the installation slip ring 20141 on the drive shaft 2013.

[0066] Please refer to Figures 1 to 9As shown, both sides of the top of the cutting table 4 are equipped with a pressing and fixing assembly 401 for pressing and fixing the graphene paper film to be cut, the pressing and fixing assembly 401 includes a fixing frame 4011 fixedly connected to the top of the cutting table 4, and a pressing mechanism 4012 for pressing and fixing the graphene paper film to be cut is installed on the fixing frame 4011, and the pressing mechanism 4012 includes a fixing seat 40121 fixedly connected to the end of the fixing frame 4011, and a threaded sleeve 40122 is fixedly connected to the fixing seat 40121, and a threaded sleeve 40122 is screwed on the threaded sleeve 40122. A clamping bolt 40123 is connected with the thread, a clamping plate 40124 is rotatably installed at the bottom of the clamping bolt 40123 through a bearing, second limiting telescopic rods 40125 are fixedly connected to both sides of the top of the clamping plate 40124, and the other end of the second limiting telescopic rod 40125 is fixedly connected to the bottom of the fixing seat 40121, a clamping pad 40126 is fixedly connected to the bottom of the clamping plate 40124, and a rotating hand wheel 40127 for rotating the clamping bolt 40123 is fixedly connected to the top of the clamping bolt 40123;

[0067] By adopting the above technical solution, the clamping bolt 40123 is rotated by rotating the hand wheel 40127, and under the action of the threads of the clamping bolt 40123 and the threaded sleeve 40122, the clamping pad 40126 at the bottom of the clamping plate 40124 is driven to conveniently clamp and fix the graphene paper film to be cut, thereby improving the stability of the graphene paper film when cutting, thereby improving the practicality of the utility model.

[0068] Example 2

[0069] Please refer to Figures 1 to 9 As shown, a method for preparing a graphene paper film comprises the following steps:

[0070] S1. First, graphene is prepared by chemical vapor deposition (CVD), graphene oxide reduction, mechanical exfoliation and other methods;

[0071] S2, dispersing the graphene prepared in S1 in a suitable solvent to form a stable graphene dispersion;

[0072] S3, selecting a suitable paper as a substrate, and treating the surface of the selected paper to improve the adhesion between the graphene and the paper;

[0073] S4, evenly coating the graphene dispersion on the surface of the paper, which can be done by blade coating, spraying, dipping, etc.;

[0074] S5, drying the coated paper to remove the solvent so that the graphene is firmly attached to the paper;

[0075] S6, after post-processing steps such as hot pressing and curing, the paper is cut by the cutting mechanism 2 provided by the utility model to obtain a finished graphene paper film.

[0076] The working principle of the utility model is: not only can the rapid cutting of the graphene paper adhesive film be achieved by setting a plurality of cutting structures 2014, but also by pulling the sliding latch 20147 and making the sliding latch 20147 disengage from the corresponding slot 20144, the installation slip ring 20141 can be slidably adjusted on the driving shaft 2013, so that the distance between two adjacent cutting structures 2014 can be adjusted, and thus it can be suitable for the cutting of graphene paper adhesive films of different widths. At the same time, after the adjustment is completed, the sliding latch 20147 is released, so that the sliding latch 20147 can be driven to be inserted into the corresponding slot 20144 under the elastic force of the sleeve spring 20148, so that the stable limiting of the adjusted cutting structure 2014 can be achieved, thereby improving the practicality of the utility model.

[0077] The above description shows and describes several preferred embodiments of the utility model, but as before, it should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the utility model concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.

Claims

1. A graphene film slitting device, comprising a cutting device, characterized in that: The cutting device comprises: abutment(1); A gantry (3) mounted on the base (1); A cutting table (4) for placing the graphene paper film to be cut; A cutting mechanism (2) for preparing graphene paper adhesive film, the cutting mechanism (2) comprising a lifting drive assembly (202) mounted on the gantry (3), the bottom of the lifting drive assembly (202) being mounted with a cutting assembly (201) for cutting graphene paper adhesive film.

2. The graphene film slitting device according to claim 1, characterized in that: The cutting assembly (201) comprises a cutting frame (2011), a servo motor (212) being fixedly connected to a side surface of the cutting frame (2011), a driving shaft (213) being fixedly connected to an output shaft of the servo motor (2012), and a plurality of slidably adjustable cutting structures (2014) being mounted on the driving shaft (2013).

3. The graphene film slitting device according to claim 2, characterized in that: The cutting structure (2014) comprises a mounting slip ring (20141) slidably connected to the driving shaft (2013); a cutter (20142) is fixedly connected to the mounting slip ring (20141); a snap-fit ​​fixing component (20143) for fixing the mounting slip ring (20141) is installed on the side of the mounting slip ring (20141); and a snap-fitting groove (20144) is provided on the driving shaft (2013) at a position corresponding to the snap-fitting fixing component (20143).

4. The graphene film slitting device according to claim 3, characterized in that: The snap-fit ​​fixing assembly (20143) comprises a mounting block (20145) fixedly connected to the side of the mounting slip ring (20141); a mounting sleeve (20146) is fixedly connected to the side of the mounting block (20145); a sliding latch (20147) is slidably connected to the mounting sleeve (20146) and is used in conjunction with the slot (20144); and a sleeve spring (2148) is sleeved on the sliding latch (20147).

5. The graphene film slitting device according to claim 4, characterized in that: The lifting drive assembly (202) comprises a mounting seat (2021) fixedly connected to the gantry (3), a threaded seat (2022) fixedly connected to the mounting seat (2021), an adjusting bolt (2023) threadedly connected to the threaded seat (2022), a mounting plate (2024) rotatably mounted on the bottom of the adjusting bolt (2023) via a bearing, and the bottom of the mounting plate (2024) is fixedly connected to the top of the cutting frame (2011).

6. The graphene film slitting device according to claim 5, characterized in that: An operating hand wheel (2026) is fixedly connected to the top of the adjusting bolt (2023).

7. The graphene film slitting device according to claim 6, characterized in that: Both sides of the bottom of the mounting seat (2021) are fixedly connected to a first position-limiting telescopic rod (2025), and the other end of the first position-limiting telescopic rod (2025) is fixedly connected to the top of the mounting plate (2024).

8. The graphene film slitting device according to claim 7, characterized in that: A limiting slide block (20149) is fixedly connected to the inner wall of the mounting slip ring (20141), and a limiting slide groove (20150) matching the limiting slide block (20149) is provided on the driving shaft (2013) at a position corresponding to the limiting slide block (20149).

9. The graphene film slitting device according to claim 8, characterized in that: Both sides of the top of the cutting table (4) are equipped with a pressing and fixing assembly (401) for pressing and fixing the graphene paper adhesive film to be cut. The pressing and fixing assembly (401) comprises a fixing frame (4011) fixedly connected to the top of the cutting table (4). A pressing mechanism (4012) for pressing and fixing the graphene paper adhesive film to be cut is installed on the fixing frame (4011). The pressing mechanism (4012) comprises a fixing seat (40121) fixedly connected to the end of the fixing frame (4011). A threaded sleeve (40122) is fixedly connected to the fixing seat (40121). The threaded sleeve (40122) is A clamping bolt (40123) is threadedly connected, and a clamping plate (40124) is rotatably mounted on the bottom of the clamping bolt (40123) via a bearing. Second limiting telescopic rods (40125) are fixedly connected to both sides of the top of the clamping plate (40124), and the other end of the second limiting telescopic rod (40125) is fixedly connected to the bottom of the fixing seat (40121). A clamping pad (40126) is fixedly connected to the bottom of the clamping plate (40124), and a rotating hand wheel (40127) for rotating the clamping bolt (40123) is fixedly connected to the top of the clamping bolt (40123).

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