Environmentally friendly composite material combining ecological material with graphene rubber foam and preparation method thereof

Abstract

An environmentally friendly composite material combined with graphene rubber foaming and a preparation method thereof, wherein a special hot pressing and interlocking mixing device comprises a frame, a discharging plate is obliquely arranged in the left part of the frame, a mixing box is arranged at the upper right part of the frame, the mixing box comprises a box body and an assembly slot, the assembly slot is arranged at the right part of the box body, a conveying and positioning seat is arranged in the box body, a discharging port is arranged on the left side of the conveying and positioning seat, a first conveyor belt is arranged at the upper end of the conveying and positioning seat, the right part of the first conveyor belt passes through the right side of the box body, a feeding port corresponding to the first conveyor belt is arranged on the right side of the box body, a hot pressing cylinder is arranged in the assembly slot, the graphene rubber is foamed into a sheet structure in advance, and then hot pressing and interlocking with the sheet-like ecological material are performed, and the formed sheet-like environmentally friendly composite material is finally granulated by a granulating device, this method maximizes the protection of the crystal structure of graphene and effectively prevents the performance of graphene from being affected.

Description

Technical Field

[0001] The invention discloses an environmentally friendly composite material combining ecological material with graphene rubber foaming and a preparation method thereof, belonging to the field of graphene rubber. Background Art

[0002] Graphene is a sp 2 A new material in which hybrid connected carbon atoms are tightly stacked into a single-layer two-dimensional honeycomb lattice structure. Graphene has excellent optical, electrical and mechanical properties, and has important application prospects in materials science, micro-nano processing, energy, biomedicine and drug delivery. It is considered to be a revolutionary material in the future. Andre Geim and Konstantin Novoselov, physicists at the University of Manchester in the UK, successfully separated graphene from graphite using micromechanical exfoliation, and thus jointly won the 2010 Nobel Prize in Physics. The common methods for producing graphene powders are mechanical exfoliation, redox method, and SiC epitaxial growth method, and the thin film production method is chemical vapor deposition (CVD).

[0003] In order to improve the environmental friendliness of the existing graphene rubber foam materials used in the field of footwear and clothing, ecological materials are directly integrated into the graphene rubber foaming process. This method destroys the crystal structure of graphene and greatly affects the performance of the graphene itself. Summary of the invention

[0004] In view of the shortcomings of the prior art, the purpose of the present invention is to provide an environmentally friendly composite material combined with an ecological material and a graphene rubber foam and a preparation method, so as to solve the problem that the existing graphene rubber foam material used in the field of footwear and clothing directly integrates the ecological material into the graphene rubber foaming process in order to improve the environmental protection. This method destroys the crystal structure of graphene and greatly affects the performance of the graphene itself.

[0005] In order to achieve the above-mentioned purpose, the present invention is realized through the following technical scheme: a method for preparing an environmentally friendly composite material of an ecological material combined with graphene rubber foaming, in which a special hot pressing and embedding mixing device is used for preliminary mixing, and the special hot pressing and embedding mixing device comprises a frame, a discharging plate is inclinedly arranged in the left part of the frame, a mixing box is arranged at the right part of the upper end of the frame, the mixing box comprises a box body and an assembly groove, the assembly groove is arranged at the right part of the box body, a conveying and positioning seat is arranged in the box body, a discharging port is arranged on the left side of the conveying and positioning seat, a first conveyor belt is arranged at the upper end of the conveying and positioning seat, the right part of the first conveyor belt penetrates the right side of the box body, and the right side of the box body is provided with a There is a feeding port corresponding to the first conveyor belt, a hot pressing cylinder is arranged in the assembly groove, the output end of the hot pressing cylinder is downwardly exposed to the bottom of the assembly groove, and a hot pressing rubber plate is arranged, an optical sensor is arranged at the bottom edge of the assembly groove, a window is arranged in the middle of the rear end of the box body, the second conveyor belt is connected to the window, a sliding seat parallel to the second conveyor belt is arranged on the top inner wall of the box body, a transmission screw is rotatably arranged on the sliding seat, a material grabbing mechanical arm is threadedly connected to the transmission screw, a material clamping claw is arranged at the bottom of the material grabbing mechanical arm, a plate-shaped heater is arranged in the top of the material clamping claw, and a controller for controlling the operation of the hot pressing cylinder, the optical sensor, the sliding seat and the material grabbing mechanical arm is arranged on the outer wall of the box body;

[0006] The method for preparing an environmentally friendly composite material using a special hot-pressing interlocking mixing device comprises the following steps: Step S1, placing a sheet of graphene rubber foam sheet on a first conveyor belt through a feed port, and the first conveyor belt is operated to input the graphene rubber foam sheet into a box;

[0007] Step S2, during the input process of the graphene rubber foam sheet, the optical sensor detects the object and transmits the data to the controller, the controller controls the operation of the hot pressing cylinder, the hot pressing cylinder drives the hot pressing rubber plate to move downward, the hot pressing rubber plate contacts the top surface of the graphene rubber foam sheet, and the colloid on the hot pressing rubber plate adheres to the top surface of the graphene rubber foam sheet;

[0008] Step S3, placing the flaky corn flour flakes on the second conveyor belt, the second conveyor belt is operated to input the corn flour flakes into the box, during the input process, the grabbing robot arm drives the clamping claws to pick up the corn flour flakes, the plate-shaped heater in the clamping claws heats the corn flour flakes, then the motor in the sliding seat drives the transmission screw to rotate, the transmission screw drives the grabbing robot arm to move toward the first conveyor belt, the grabbing robot arm identifies the graphene rubber foam sheet during the movement, drives the clamping claws to move downward, presses the heated corn flour flakes onto the graphene rubber foam sheet, and fixes them by hot pressing, finally the first conveyor belt outputs the formed environmentally friendly composite material sheet from the discharge port, falls onto the discharge plate, and enters the next granulation equipment for crushing and granulation.

[0009] Furthermore, the graphene rubber foam sheet is formulated according to the following weight ratios: 70-85 parts of natural rubber; 6-12 parts of nitrile rubber; 15-17 parts of acrylic rubber; 10-12 parts of fluororubber; 1-2 parts of modified graphene; 0.02-0.03 parts of poly (N-vinyl acetamide); 4-6 parts of inorganic nanoparticles; 3-4.5 parts of active zinc oxide; 1-3 parts of zinc stearate; 0.7-1 parts of stearic acid; 0.4-0.7 parts of a cross-linking agent; 3-4 parts of an adhesive aid; and 2-2.3 parts of a foaming agent.

[0010] Furthermore, the first conveyor belt and the second conveyor belt are perpendicular to each other.

[0011] Furthermore, the left end of the conveying and positioning seat has a slope connected to the discharge port.

[0012] Furthermore, the material grabbing robot arm is equipped with an identification module.

[0013] The beneficial effect of the present invention is that the graphene rubber is foamed into a sheet structure in advance, and then hot-pressed and interlocked with the sheet-like ecological material. The formed sheet-like environmentally friendly composite material is finally granulated by a granulating device. This method maximizes the protection of the crystal structure of graphene and effectively prevents the performance of graphene from being affected. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Other features, objects and advantages of the present invention will become more apparent from the detailed description of non-limiting embodiments made with reference to the following drawings:

[0015] Figure 1 It is a structural schematic diagram of a special hot-pressing and mixing device;

[0016] Figure 2 Schematic diagram of the cross-sectional structure of the mixing box. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0018] See also Figure 1 , Figure 2The present invention provides an environmentally friendly composite material combined with graphene rubber foaming and a technical solution for a preparation method thereof: In the preparation method of the environmentally friendly composite material, a special hot pressing and interlocking mixing device is used for preliminary mixing, and the special hot pressing and interlocking mixing device comprises a frame 1, a discharging plate 2 is obliquely arranged in the left part of the frame 1, a mixing box 3 is arranged at the upper right part of the frame 1, the mixing box 3 comprises a box body 301 and an assembly groove 302, the assembly groove 302 is arranged at the right part of the box body 301, a conveying and positioning seat 303 is arranged in the box body 301, a discharging port 304 is arranged on the left side of the conveying and positioning seat 303, a first conveying belt 305 is arranged at the upper end of the conveying and positioning seat 303, the right part of the first conveying belt 305 penetrates the right side of the box body 301, a feeding port 306 corresponding to the first conveying belt 305 is arranged on the right side of the box body 301, and the assembly groove 30 2 is provided with a hot pressing cylinder 307, the output end of the hot pressing cylinder 307 is downwardly exposed to the bottom of the assembly groove 302, and a hot pressing adhesive plate 308 is provided, an optical sensor 309 is provided at the bottom edge of the assembly groove 302, a window 310 is provided in the middle of the rear end of the box body 301, and a second conveyor belt 311 is connected to the window 310, and a sliding seat 312 parallel to the second conveyor belt 311 is provided on the top inner wall of the box body 301, a transmission screw 313 is rotatably provided on the sliding seat 312, and a material grabbing mechanical arm 314 is threadedly connected to the transmission screw 313, and a material gripping claw 315 is provided at the bottom of the material gripping mechanical arm 314 for transmission, and a plate-shaped heater 316 is provided in the top of the material gripping claw 315, and a controller for controlling the operation of the hot pressing cylinder 307, the optical sensor 309, the sliding seat 312, and the material grabbing mechanical arm 314 is provided on the outer wall of the box body 301;

[0019] The method for preparing an environmentally friendly composite material using a special hot-pressing interlocking mixing device comprises the following steps: Step S1, placing a sheet of graphene rubber foam sheet on a first conveyor belt 305 through a feed port 306, and the first conveyor belt 305 operates to input the graphene rubber foam sheet into a box 301;

[0020] Step S2, during the input process of the graphene rubber foam sheet, the optical sensor 309 detects the object and transmits the data to the controller, the controller controls the hot pressing cylinder 307 to operate, the hot pressing cylinder 307 drives the hot pressing rubber plate 308 to move downward, the hot pressing rubber plate 308 contacts the top surface of the graphene rubber foam sheet, and the colloid on the hot pressing rubber plate 308 adheres to the top surface of the graphene rubber foam sheet;

[0021] Step S3, placing the sheet-like corn flour flakes on the second conveyor belt 311, the second conveyor belt 311 is operated to input the corn flour flakes into the box body 301, during the input process, the material grabbing mechanical arm 314 drives the clamping claw 315 to clamp the corn flour flakes, and the plate-shaped heater 316 in the clamping claw 315 heats the corn flour flakes, then the motor in the sliding seat 312 drives the transmission screw 313 to rotate, and the transmission screw 313 drives the material grabbing mechanical arm 314 to move toward the first conveyor belt 305, the material grabbing mechanical arm 314 identifies the graphene rubber foam sheet during the movement, drives the clamping claw 315 to move downward, presses the heated corn flour flakes onto the graphene rubber foam sheet, and performs hot pressing and fixing, and finally the first conveyor belt 305 outputs the formed environmentally friendly composite material sheet from the discharge port 304 , falls onto the discharge plate 2, and enters the next granulation equipment for crushing and granulation. The graphene rubber foam sheet is formulated according to the weight ratio: 70-85 parts of natural rubber; 6-12 parts of nitrile rubber; 15-17 parts of acrylic rubber; 10-12 parts of fluororubber; 1-2 parts of modified graphene; 0.02-0.03 parts of poly (N-vinyl acetamide); 4-6 parts of inorganic nanoparticles; 3-4.5 parts of active zinc oxide; 1-3 parts of zinc stearate; 0.7-1 parts of stearic acid; 0.4-0.7 parts of cross-linking agent; 3-4 parts of adhesive additive; 2-2.3 parts of foaming agent. The first conveyor belt 305 and the second conveyor belt 311 are perpendicular to each other. The left end of the conveying positioning seat 303 has a slope connected to the discharge port 304. The grabbing mechanical arm 314 is equipped with an identification module.

[0022] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0023] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A method for preparing an environmentally friendly composite material by combining ecological materials with graphene rubber foaming, wherein a special hot pressing and mixing device is used for preliminary mixing, and the special hot pressing and mixing device comprises a frame (1), wherein a discharge plate (2) is obliquely arranged in the left inner part of the frame (1), and a mixing box (3) is arranged at the right upper end of the frame (1), wherein the mixing box (3) comprises a box body (301) and an assembly groove (302), wherein the assembly groove (302) is arranged in the box body ( A conveying and positioning seat (303) is provided in the box body (301), a discharge port (304) is provided on the left side of the conveying and positioning seat (303), a first conveying belt (305) is provided on the upper end of the conveying and positioning seat (303), the right part of the first conveying belt (305) is exposed through the right side of the box body (301), a feeding port (306) corresponding to the first conveying belt (305) is provided on the right side of the box body (301), a hot pressing cylinder (302) is provided in the assembly groove (302), and a hot pressing cylinder (302) is provided in the assembly groove (302). 07), the output end of the hot pressing cylinder (307) is downwardly exposed through the bottom of the assembly groove (302), and is provided with a hot pressing adhesive plate (308), the bottom edge of the assembly groove (302) is provided with an optical sensor (309), a window (310) is provided in the middle of the rear end of the box body (301), a second conveyor belt (311) is connected to the window (310), a sliding seat (312) parallel to the second conveyor belt (311) is provided on the top inner wall of the box body (301), and the sliding seat (312) is provided on the top inner wall of the box body (301). A transmission screw (313) is rotatably provided on the seat (312), a material grabbing mechanical arm (314) is threadedly connected to the transmission screw (313), a material clamping claw (315) is provided at the bottom of the material grabbing mechanical arm (314), a plate-shaped heater (316) is provided inside the top of the material clamping claw (315), and a controller for controlling the operation of the hot pressing cylinder (307), the optical sensor (309), the sliding seat (312), and the material grabbing mechanical arm (314) is provided on the outer wall of the box body (301); The method for preparing the environmentally friendly composite material using a special hot pressing and mixing device comprises the following steps: Step S1, placing a sheet of graphene rubber foam sheet on a first conveyor belt (305) through a feed port (306), and the first conveyor belt (305) operates to input the graphene rubber foam sheet into a box (301); Step S2, during the input process of the graphene rubber foam sheet, the optical sensor (309) detects the object and transmits the data to the controller, the controller controls the hot pressing cylinder (307) to operate, the hot pressing cylinder (307) drives the hot pressing rubber plate (308) to move downward, the hot pressing rubber plate (308) contacts the top surface of the graphene rubber foam sheet, and the colloid on the hot pressing rubber plate (308) adheres to the top surface of the graphene rubber foam sheet; Step S3, placing the corn flour flakes on the second conveyor belt (311), the second conveyor belt (311) is operated to input the corn flour flakes into the box body (301), during the input process, the material grabbing mechanical arm (314) drives the clamping claw (315) to clamp the corn flour flakes, the plate-shaped heater (316) in the clamping claw (315) heats the corn flour flakes, and then the motor in the sliding seat (312) drives the transmission screw (313) to rotate, and the transmission screw (313) drives The material grabbing mechanical arm (314) moves toward the first conveyor belt (305). The material grabbing mechanical arm (314) identifies the graphene rubber foam sheet during the movement, drives the clamping claw (315) to move downward, presses the heated corn flour sheet onto the graphene rubber foam sheet, and performs hot pressing and fixing. Finally, the first conveyor belt (305) outputs the formed environmentally friendly composite material sheet from the discharge port (304), drops it onto the discharge plate (2), and enters the next granulation equipment for crushing and granulation.

2. A method for preparing an environmentally friendly composite material of ecological material combined with graphene rubber foaming according to claim 1, It is characterized in that According to the weight ratio: 70-85 parts of natural rubber; 6-12 parts of nitrile rubber; 15-17 parts of acrylic rubber; 10-12 parts of fluororubber; 1-2 parts of modified graphene; 0.02-0.03 parts of poly (N-vinyl acetamide); 4-6 parts of inorganic nanoparticles; 3-4.5 parts of active zinc oxide; 1-3 parts of zinc stearate; 0.7-1 parts of stearic acid; 0.4-0.7 parts of cross-linking agent; 3-4 parts of adhesive additive; 2-2.3 parts of foaming agent.

3. A method for preparing an environmentally friendly composite material of ecological material combined with graphene rubber foaming according to claim 1, Features: The first conveyor belt (305) and the second conveyor belt (311) are perpendicular to each other.

4. A method for preparing an environmentally friendly composite material of ecological material combined with graphene rubber foaming according to claim 1, Features: The left end of the conveying and positioning seat (303) has a slope connected to the discharge port (304).

5. A method for preparing an environmentally friendly composite material of ecological material combined with graphene rubber foaming according to claim 1, Features: The material grabbing mechanical arm (314) is equipped with an identification module.

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