CN112624091B - Graphene conductive particle manufacturing equipment - Google Patents

Graphene conductive particle manufacturing equipment Download PDF

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Publication number
CN112624091B
CN112624091B CN202011528636.5A CN202011528636A CN112624091B CN 112624091 B CN112624091 B CN 112624091B CN 202011528636 A CN202011528636 A CN 202011528636A CN 112624091 B CN112624091 B CN 112624091B
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mixing
motor
piece
stirring
heating
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CN112624091A (en
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郁建元
冯先吉
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Lefu Home Nanomaterials Co ltd
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Lefu Home Nanomaterials Co ltd
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    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/15Nano-sized carbon materials
    • C01B32/182Graphene
    • C01B32/184Preparation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80Mixing plants; Combinations of mixers
    • B01F33/82Combinations of dissimilar mixers
    • B01F33/821Combinations of dissimilar mixers with consecutive receptacles
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2204/00Structure or properties of graphene
    • C01B2204/20Graphene characterized by its properties
    • C01B2204/22Electronic properties

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)

Abstract

The invention discloses graphene conductive particle manufacturing equipment, which belongs to the technical field of graphene production equipment and comprises a raw material mixing device, a washing and drying device, a water bath heating device, a secondary mixing device and a particle forming device, wherein the raw material mixing device is vertically arranged and comprises a mixing cylinder, a mixing lifting piece, a multi-angle mixing piece and a uniform heating piece, the mixing lifting piece is arranged above the mixing cylinder, the multi-angle mixing piece is arranged on the mixing lifting piece, the uniform heating piece is arranged outside the mixing cylinder, the washing and drying device is arranged at the side of the mixing cylinder, the water bath heating device is arranged at the side of the washing and drying device, the secondary mixing device is arranged at the side of the water bath heating device, and the particle forming device is arranged at the side of the secondary mixing device and is communicated with the secondary mixing device. The method can realize the manufacture of the graphene conductive particles, and has the advantages of small manufacture difficulty and low preparation cost.

Description

Graphene conductive particle manufacturing equipment
Technical Field
The invention belongs to the technical field of graphene processing, and particularly relates to graphene conductive particle manufacturing equipment.
Background
Graphene is a new material with sp hybridized connected carbon atoms closely packed into a single-layer two-dimensional honeycomb lattice structure. The graphene has excellent optical, electrical and mechanical properties, has important application prospects in the aspects of material science, micro-nano processing, energy sources, biomedicine, drug delivery and the like, and is considered as a revolutionary material in the future. Common methods for producing graphene powder are a mechanical stripping method, a redox method and a SiC epitaxial growth method, and the thin film production method is a chemical vapor deposition method.
However, in the process of producing and processing the conductive particles, firstly, the raw materials are unevenly mixed, which results in uneven purity of the conductive particles to be processed later, and secondly, the effect of molding is poor when the raw materials are molded.
Disclosure of Invention
The invention aims to provide graphene conductive particle manufacturing equipment so as to solve the technical problems in the prior art.
The invention provides graphene conductive particle manufacturing equipment which comprises a raw material mixing device, a washing and drying device, a water bath heating device, a secondary mixing device and a particle forming device, wherein the raw material mixing device is vertically arranged and comprises a mixing cylinder, a mixing lifting piece, a multi-angle mixing piece and a uniform heating piece, the mixing cylinder is vertically arranged, the mixing lifting piece is erected above the mixing cylinder, the multi-angle mixing piece is arranged on the mixing lifting piece, the uniform heating piece is arranged outside the mixing cylinder, the washing and drying device is arranged at the side of the mixing cylinder and is communicated with the mixing cylinder, the water bath heating device is arranged at the side of the washing and drying device and is communicated with the washing and drying device, the secondary mixing device is arranged at the side of the water bath heating device, the particle forming device is arranged at the side of the secondary mixing device and is communicated with the secondary mixing device, and a plurality of feeding boxes are arranged on the mixing cylinder.
Further, mix the lifter and include crane, elevator motor, lift lead screw, carriage release lever and two lifter pieces, the crane is located the top of mixing drum, all be equipped with the sliding tray on the both ends lateral wall of crane, the both ends of lift lead screw respectively with the lateral wall rotation connection of its sliding tray that corresponds, elevator motor sets up at the top of crane and elevator motor's main shaft and is connected with the top of lift lead screw, the both ends of carriage release lever respectively with the sliding tray fixed connection on the other end of crane, two the lifter piece respectively with lift lead screw threaded connection and carriage release lever sliding fit.
Further, the multi-angle hybrid comprises a single chip microcomputer, a displacement sensor arranged on the movable rod, a mounting disc, a swinging motor, a driving frame, a hybrid motor, a mounting frame, a hybrid shaft, a fixing ring, two bearings and a plurality of hybrid rods, wherein the mounting disc is horizontally arranged at the bottoms of two lifting blocks, the swinging motor is arranged at the bottom of the mounting disc, the driving frame is fixedly connected to the mounting disc, the mounting frame is rotationally connected with the driving frame through the two bearings, the fixing ring is provided with two rotating rods, the fixing ring is rotationally connected to the mounting frame through the two rotating rods, a belt in transmission connection with one rotating rod is arranged on a main shaft of the swinging motor, the hybrid motor is arranged on the fixing ring, the hybrid shaft is fixedly connected with the main shaft of the hybrid motor, the hybrid rods are arranged on the hybrid shaft, and the single chip microcomputer is connected with the hybrid motor, the swinging motor and the displacement sensor.
Further, the uniform heating piece comprises a heating cylinder and a plurality of heating pipes, wherein the heating cylinder is sleeved on the mixing cylinder, and the heating pipes are arranged in the heating cylinder at equal intervals.
Further, the washing and drying device comprises a mounting frame, a washer and a dryer, wherein the mounting frame is vertically arranged, the washer and the dryer are symmetrically arranged at the top of the mounting frame, the washer and the dryer are mutually communicated, and one end of the washer is communicated with the mixing drum.
Further, the water bath heating device comprises a storage box, a feed pipe, a storage box and a support frame, wherein the support frame is vertically arranged at the side of the mounting frame, the storage box is arranged on the support frame, the storage box is arranged in the storage box, the feed pipe is arranged on the storage box, a discharge pipe communicated with the dryer is arranged on the storage box, and a discharge pipe extending to the outside is arranged on the storage box.
Further, a storage rack is arranged beside the support frame, and a secondary dryer communicated with the discharge pipe is arranged on the storage rack.
Further, secondary mixing arrangement includes agitator tank, agitator motor, stirring auger and two mounts, two the mount symmetry, the agitator tank sets up the top at two mounts, stirring auger level sets up in the agitator tank and rotates with the agitator tank to be connected, the main shaft of agitator motor and the one end fixed connection of stirring auger on the lateral wall of agitator tank setting, the top of agitator tank is equipped with the feed gate, the bottom of agitator tank is equipped with row's material pipe, the agitator tank is linked together with the secondary dryer.
Further, the particle forming device comprises a microwave generator, a collecting barrel, a working motor, a roller, a driving shaft and a microwave heating ball filled in the roller, wherein the driving shaft is fixedly connected with a main shaft of the working motor, an opening is formed in the roller, a plurality of gaps are formed in the side wall of the roller, the emitting direction of a microwave emitting source of the microwave generator is arranged in the roller, and the discharging pipe extends into the collecting barrel and is located above the opening of the roller.
Further, the microwave heating balls are manganese oxide balls with the diameter of 5-10 mm.
Compared with the prior art, the invention has the beneficial effects that:
when the mixing lifting piece moves downwards to move the positions of the mixing rods to the bottom of the mixing cylinder, the swinging motor drives the rotating rods to rotate on the fixed ring through the belt, so that the positions of the mixing rods are inclined, sediment at the bottom of the mixing cylinder can be more easily turned up, more fully mixing operation is performed, and when the mixing lifting piece moves upwards to move the positions of the mixing rods to the middle position of the mixing cylinder, the swinging motor drives the rotating rods to rotate on the fixed ring through the belt, so that the positions of the mixing rods are in a vertical state and are normally stirred.
Secondly, when the raw materials in the mixing drum are mixed, the lifting motor works to drive the lifting screw rod to rotate on the lifting frame, the lifting screw rod rotates to drive the two lifting blocks to slide in the two sliding grooves, the two lifting blocks slide to drive the multi-angle mixing piece to move up and down, the raw materials in the mixing drum are fully stirred, and the multi-angle mixing piece moves up and down to stir the raw materials at different positions in the mixing drum so as to facilitate the use of subsequent raw materials.
Thirdly, when the raw materials are molded, the raw materials are conveyed into a roller in a collecting barrel, a working motor works to drive a driving shaft to rotate, the driving shaft rotates to drive the roller to rotate in the collecting barrel, the roller rotates at a high speed to enable the raw materials to be adhered to the outer wall of a manganese oxide ball, the microwave emission source of a microwave generator is used for heating the inner part of the roller in a microwave mode, the manganese oxide ball is a polar material, the microwave heating performance is good, the manganese oxide ball is quickly heated, paste-like raw materials become blocky after the temperature is raised, the raw materials with sticky surfaces are dried and separated from the manganese oxide ball, the blocky raw materials are ground into powder-like particle raw materials under the high-speed rotation of the roller, both the pasty sticky raw materials and the manganese oxide ball cannot leak out from gaps, only the dried powder-like particle raw materials can leak out, the ground powder-like particle raw materials are moved into the collecting barrel, and the molded powder-like particle raw materials are discharged outwards by opening a discharging door.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic perspective view of a material mixing device according to the present invention;
FIG. 5 is an enlarged view at B in FIG. 4;
FIG. 6 is a schematic perspective view of a secondary mixing device according to the present invention;
fig. 7 is a schematic perspective view of a particle forming apparatus according to the present invention.
Reference numerals:
the raw material mixing apparatus 1, mixing drum 11, feed box 111, mixing lifter 12, lifter 121, lifter motor 122, lifter screw 123, moving rod 1231, lifter block 124, slide groove 125, multi-angle mixer 13, mounting plate 131, swinging motor 132, driving frame 133, rotating rod 134, mixing motor 135, mounting frame 136, mixing shaft 137, fixing ring 138, bearing 139, mixing rod 1391, belt 1392, uniform heating member 14, heating drum 141, heating pipe 142, wash drying apparatus 2, mounting frame 21, scrubber 22, dryer 23, water bath heating apparatus 3, storage box 31, feed pipe 32, storage box 33, support frame 34, discharge pipe 35, discharge pipe 36, secondary mixing apparatus 4, stirring box 41, stirring motor 42, stirring auger 43, fixing frame 44, discharge pipe 45, feed gate 46, particle forming apparatus 5, collection drum 51, working motor 52, drum 53, driving shaft 54, manganese oxide balls 55, discharge gate 56, storage frame 6, secondary dryer 61.
Description of the embodiments
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown.
The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 7, an embodiment of the present invention provides a graphene conductive particle manufacturing apparatus, including a raw material mixing device 1, a washing and drying device 2, a water bath heating device 3, a secondary mixing device 4, and a particle forming device 5, where the raw material mixing device 1 is vertically disposed, the raw material mixing device 1 includes a mixing drum 11, a mixing lifting member 12, a multi-angle mixing member 13, and a uniform heating member 14, the mixing drum 11 is vertically disposed, the mixing lifting member 12 is erected above the mixing drum 11, the multi-angle mixing member 13 is disposed on the mixing lifting member 12, the uniform heating member 14 is disposed outside the mixing drum 11, the washing and drying device 2 is disposed beside the mixing drum 11 and is in communication with the mixing drum 11, the water bath heating device 3 is disposed beside the washing and drying device 2, the secondary mixing device 4 is disposed beside the water bath heating device 3, the particle forming device 5 is disposed beside the secondary mixing device 4 and is in communication with the secondary mixing device 4, and a plurality of mixing drums 111 are disposed on the mixing drum 11; a plurality of feed boxes 111 respectively put graphite powder, conductive carbon black, potassium persulfate, concentrated sulfuric acid, and phosphorus pentoxide into the mixing drum 11.
Specifically, the mixing lifting member 12 includes a lifting frame 121, a lifting motor 122, a lifting screw rod 123, a moving rod 1231 and two lifting blocks 124, wherein the lifting frame 121 is located above the mixing drum 11, sliding grooves 125 are formed on side walls of two ends of the lifting frame 121, two ends of the lifting screw rod 123 are respectively and rotatably connected with side walls of the corresponding sliding grooves 125, the lifting motor 122 is arranged at the top of the lifting frame 121, a main shaft of the lifting motor 122 is connected with the top of the lifting screw rod 123, two ends of the moving rod 1231 are respectively and fixedly connected with the sliding grooves 125 on the other end of the lifting frame 121, one of the two lifting blocks 124 is in threaded connection with the lifting screw rod 123, and the other lifting block 124 is sleeved on the moving rod 1231 and is in sliding fit with the moving rod 123; when the raw materials in the mixing drum 11 are mixed, the lifting motor 122 works to drive the lifting screw rod 123 to rotate on the lifting frame 121, the lifting screw rod 123 rotates to drive the two lifting blocks 124 to slide in the two sliding grooves 125, the two lifting blocks 124 slide to drive the multi-angle mixing piece 13 to move up and down, the raw materials in the mixing drum 11 are fully stirred, and the multi-angle mixing piece 13 moves up and down to stir the raw materials at different positions in the mixing drum 11 so as to facilitate the use of subsequent raw materials.
To avoid direct contact of the motor with the surface of the stock, the bearings 139 and mixing rod 1391 are provided long or in the form of telescoping rods.
Since graphene raw materials are easy to deposit into clusters at the bottom of a container, in order to solve the problem, the invention provides a preferred embodiment, specifically, the multi-angle mixing piece 13 comprises a mounting disc 131, a swinging motor 132, a driving frame 133, a mixing motor 135, a mounting frame 136, a mixing shaft 137, a fixed ring 138, two bearings 139 and a plurality of mixing rods 1391, wherein the mounting disc 131 is horizontally arranged at the bottom of two lifting blocks 124, the swinging motor 132 is arranged at the bottom of the mounting disc 131, the driving frame 133 is fixedly connected to the mounting disc 131, the mounting frame 136 is rotationally connected with the driving frame 133 through two bearings 139, the fixed ring 138 is rotationally connected to the mounting frame 136 through two rotating rods 134, a belt 1392 in transmission connection with one rotating rod 134 is arranged on the main shaft of the swinging motor 132, the mixing motor 135 is arranged on the fixed ring 138, the mixing shaft 137 is fixedly connected with the main shaft of the mixing motor 135, and the plurality of mixing rods 1391 are arranged on the mixing shaft 137; when the raw materials are mixed, the mixing motor 135 works to drive the mixing shaft 137 to rotate, the mixing shaft 137 rotates to drive the mixing rods 1391 to rotate, the mixing rods 1391 rotate to drive the raw materials in the mixing cylinder 11 to perform mixing operation, and when the mixing lifting piece 12 moves downwards to move the positions of the mixing rods 1391 to the bottom of the mixing cylinder 11, the displacement sensor is arranged at a proper position below the moving rod and is determined according to the height of the barrel and the depth of the material in actual operation.
When the mixed lifting piece moves downwards, the single chip microcomputer controls the swing motor to start, the swing motor 132 can select a stepping servo motor, the swing motor drives the belt 1392 to rotate in a stepping manner, the belt drives the rotating rod 134 to rotate on the fixed ring 138, the fixed ring 138 is inclined in an angle, the positions of the mixing rods 1391 are inclined, the rotation of the mixing rods 1391 is more close to the rotation parallel to the bottom of the mixing cylinder, so that deposited materials at the bottom of the mixing cylinder 11 can be more easily turned up to perform more complete mixing operation, when the mixing lifting piece 12 moves upwards to move the positions of the mixing rods 1391 to the middle position of the mixing cylinder 11, the swing motor 132 works to drive the rotating rod 134 to rotate on the fixed ring 138 through the belt 1392, and the positions of the mixing rods 1391 are in a vertical state and are stirred normally. The rotation state of the stepping servo motor and the position relationship of the hybrid lifting member 12 can be controlled and matched by a single chip microcomputer, for example, whether the swinging motor 132 is started or not is automatically controlled according to the lifting distance.
Specifically, the uniform heating member 14 includes a heating cylinder 141 and a plurality of heating pipes 142, the heating cylinder 141 is sleeved on the mixing cylinder 11, and the plurality of heating pipes 142 are equally spaced in the heating cylinder 141; in the process of mixing the raw materials, the raw materials need to be heated, at this time, the heating tubes 142 generate heat to heat the heating tube 141, and the heating tube 141 transmits heat to the raw materials of the mixing tube 11 to heat the mixture of the raw materials, so that the raw materials are mixed more uniformly.
Specifically, the washing and drying device 2 comprises a mounting frame 21, a washer 22 and a dryer 23, wherein the mounting frame 21 is vertically arranged, the washer 22 and the dryer 23 are symmetrically arranged at the top of the mounting frame 21, the washer 22 and the dryer 23 are mutually communicated, and one end of the washer 22 is communicated with the mixing drum 11; after the raw materials are cooled, the raw materials are sequentially conveyed into a washer 22 and a dryer 23, and the washer 22 and the dryer 23 wash and dry the raw materials respectively.
Specifically, the water bath heating device 3 comprises a storage box 31, a feed pipe 32, a storage box 33 and a support frame 34, wherein the support frame 34 is vertically arranged at the side of the mounting frame 21, the storage box 31 is arranged on the support frame 34, the storage box 33 is arranged in the storage box 31, the feed pipe 32 is arranged on the storage box 31, a discharge pipe 35 communicated with the dryer 23 is arranged on the storage box 31, and a discharge pipe 36 extending to the outside is arranged on the storage box 33; the storage box 31 is internally provided with hot water, the storage box 33 is internally provided with concentrated sulfuric acid, raw materials are conveyed into the storage box 33 through the discharge pipe 36 after being dried, at the moment, potassium permanganate and deionized water are conveyed into the storage box 33 through the feed pipe 32, and the raw materials are discharged outwards through the discharge pipe 36 after being mixed for a certain time.
Specifically, a storage rack 6 is arranged beside the support frame 34, and a secondary dryer 61 communicated with the discharge pipe 36 is arranged on the storage rack 6; the discharge pipe 36 discharges the raw material outwardly into the secondary dryer 61, and the secondary dryer 61 performs a drying operation of the raw material again.
Specifically, the secondary mixing device 4 includes a stirring tank 41, a stirring motor 42, a stirring auger 43 and two fixing frames 44, wherein the two fixing frames 44 are symmetrical, the stirring tank 41 is arranged at the top of the two fixing frames 44, the stirring auger 43 is horizontally arranged in the stirring tank 41 and is rotationally connected with the stirring tank 41, the stirring motor 42 is arranged on the side wall of the stirring tank 41, a main shaft of the stirring motor 42 is fixedly connected with one end of the stirring auger 43, a feeding door 46 is arranged at the top of the stirring tank 41, a discharging pipe 45 is arranged at the bottom of the stirring tank 41, and the stirring tank 41 is communicated with the secondary dryer 61; after the raw materials enter the stirring box 41, a feed gate 46 is opened to put resin powder, infrared reinforcing powder, conductive carbon black powder, a coupling agent, a surfactant, a dispersing agent, an antioxidant and the like into the stirring box 41, a stirring motor 42 works to drive a stirring auger 43 to rotate in the stirring box 41, the stirring auger 43 rotates to mix and stir the raw materials and the auxiliary agents placed in the stirring box 41, and after the mixing is completed, the mixed raw materials are conveyed into a collecting barrel 51 through a discharge pipe 45.
Specifically, the particle forming device 5 includes a collecting barrel 51, a working motor 52, a roller 53, a driving shaft 54 and a plurality of manganese oxide balls 55, the collecting barrel 51 is vertically arranged between two fixing frames 44, the working motor 52 is arranged at the top of the collecting barrel 51, a main shaft of the working motor 52 is vertically arranged downwards, the driving shaft 54 is fixedly connected with the main shaft of the working motor 52, the top of the roller 53 is fixedly connected with the bottom of the driving shaft 54, an opening is arranged on the roller 53, a plurality of gaps with the width below 1 millimeter are arranged on the side wall of the roller 53, a plurality of manganese oxide balls 55 are positioned in the roller 53, more than half of the volume of the roller 53 of the manganese oxide balls 55 are filled in the roller 53, the diameter of the manganese oxide balls 55 is about 5-10 millimeters, a microwave generator is arranged on the inner side wall of the collecting barrel 51, a microwave emission source of the microwave generator is arranged towards the inside of the roller 53, a discharge pipe 45 extends into the collecting barrel 51 and is positioned above the opening of the roller 53, and a discharge door 56 hinged with the roller 53 is arranged on the side wall of the collecting barrel. When raw materials are molded, the raw materials are conveyed into a roller 53 in a collecting barrel 51, a working motor 52 works to drive a driving shaft 54 to rotate, the driving shaft 54 rotates to drive the roller 53 to rotate in the collecting barrel 51, the roller 53 rotates at a high speed to enable the raw materials to be adhered to the outer wall of a manganese oxide ball 55, a microwave emission source of a microwave generator is used for heating the interior of the roller 53 in a microwave mode in the rotating process, the manganese oxide ball 55 is a polar material, the microwave heating performance is good, the manganese oxide ball 55 is enabled to be heated rapidly, paste-like raw materials become blocky after the temperature is raised, the raw materials adhered on the surface are dried and separated from the manganese oxide ball 55, the blocky raw materials are ground into powder particle raw materials under the high-speed rotation of the roller 53, the pasty viscous raw materials and the manganese oxide ball 55 cannot leak out from gaps, only the dried powder particle raw materials can leak out, the ground powder particle raw materials are moved into the collecting barrel 51, and the molded powder particle raw materials are discharged outwards through opening a discharging door 56.
When the invention is used, the plurality of feeding boxes 111 respectively put graphite powder, conductive carbon black, potassium persulfate, concentrated sulfuric acid and phosphorus pentoxide into the mixing drum 11, the mixing motor 135 works to drive the mixing shaft 137 to rotate, the mixing shaft 137 rotates to drive the plurality of mixing rods 1391 to rotate, the plurality of mixing rods 1391 rotate to drive the raw materials in the mixing drum 11 to carry out mixing operation, when the mixing lifting member 12 moves downwards to move the positions of the plurality of mixing rods 1391 to the bottom of the mixing drum 11, the swinging motor 132 works to drive the rotating rod 134 to rotate on the fixed ring 138 through the belt 1392, so that the positions of the plurality of mixing rods 1391 are inclined, and sediment at the bottom of the mixing drum 11 can be turned over more easily to carry out more sufficient mixing operation, and when the mixing lifting member 12 moves upwards to move the positions of the plurality of mixing rods 1391 to the middle position of the mixing drum 11, the swinging motor 132 works to drive the rotating rod 134 to rotate on the fixed ring 138 through the belt 1392, so that the positions of the plurality of mixing rods 1391 are in a vertical state to be stirred normally.
When the raw materials in the mixing drum 11 are mixed, the lifting motor 122 works to drive the lifting screw rod 123 to rotate on the lifting frame 121, the lifting screw rod 123 rotates to drive the two lifting blocks 124 to slide in the two sliding grooves 125, the two lifting blocks 124 slide to drive the multi-angle mixing piece 13 to move up and down, the raw materials in the mixing drum 11 are fully stirred, the multi-angle mixing piece 13 moves up and down to stir the raw materials at different positions in the mixing drum 11 so as to facilitate the use of the subsequent raw materials, the heating pipes 142 heat the heating drum 141, the heating drum 141 conveys heat into the raw materials of the mixing drum 11, the mixing of the raw materials is heated, the raw materials are mixed more uniformly, after the raw materials are cooled, the raw materials are conveyed into the washer 22 and the dryer 23 in sequence, the washer 22 and the dryer 23 wash and dry the raw materials respectively, the raw materials are conveyed into the storage box 33 through the discharging pipe 36, at the moment, the potassium permanganate and the deionized water are conveyed into the storage box 33 through the feeding pipe 32, and the raw materials are discharged to the secondary dryer 61 through the discharging pipe 36 after a certain time.
The secondary dryer 61 performs a drying operation on the raw materials again, the raw materials enter the stirring tank 41 after drying, the feeding door 46 is opened to put resin powder, infrared reinforcing powder, conductive carbon black powder, coupling agent, surfactant, dispersing agent, antioxidant and the like into the stirring tank 41, the stirring motor 42 is operated to drive the stirring auger 43 to rotate in the stirring tank 41, the stirring auger 43 rotates to mix and stir the raw materials and the auxiliary agents placed in the stirring tank 41, and the mixed raw materials are conveyed into the roller 53 in the collecting barrel 51 through the discharging pipe 45 after mixing is completed.
After the mixed raw materials are conveyed into the roller 53, the working motor 52 works to drive the driving shaft 54 to rotate, the microwave heating balls select manganese oxide balls with the diameter of 5-10 mm, the driving shaft 54 rotates to drive the roller 53 to rotate in the collecting barrel 51, the roller 53 rotates at a high speed to enable the raw materials to be stained on the outer wall of the manganese oxide balls 55, the microwave heating is carried out inside the roller 53 through a microwave emission source of the microwave generator in the rotating process, the manganese oxide balls 55 are made of polar materials, the microwave heating performance is good, the manganese oxide balls 55 are rapidly heated to be more than 200 ℃, the paste becomes a block after the temperature is increased, the raw materials with sticky surfaces are dried and separated from the manganese oxide balls 55, the block raw materials are separated and scattered into powder particle raw materials under the high-speed rotation of the roller 53, the pasty viscous raw materials and the manganese oxide balls 55 cannot leak out from gaps, only the dried powder particle raw materials can leak out, the powder particle raw materials are moved into the collecting barrel 51, and the formed powder particle raw materials are discharged outwards through opening the discharging gate 56.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims (9)

1. A graphene conductive particle manufacturing apparatus, characterized in that: the device comprises a raw material mixing device (1), a washing and drying device (2), a water bath heating device (3), a secondary mixing device (4) and a particle forming device (5), wherein the raw material mixing device (1) is vertically arranged, the raw material mixing device (1) comprises a mixing drum (11), a mixing lifting piece (12), a multi-angle mixing piece (13) and a uniform heating piece (14), the mixing drum (11) is vertically arranged, the mixing lifting piece (12) is erected above the mixing drum (11), the multi-angle mixing piece (13) is arranged on the mixing lifting piece (12), the uniform heating piece (14) is arranged outside the mixing drum (11), the washing and drying device (2) is arranged beside the mixing drum (11) and is communicated with the mixing drum (11), the water bath heating device (3) is arranged beside the washing and drying device (2) and is communicated with the secondary mixing device (4), the secondary mixing device (4) is arranged beside the heating device (3), and the particle forming device (5) is arranged beside the secondary mixing device (4) and is communicated with the secondary mixing drum (11) and is communicated with the secondary mixing drum (111).
Mix lifter (12) including crane (121), elevator motor (122), lift lead screw (123), movable rod (1231) and two lifter blocks (124), crane (121) are located the top of mixing drum (11), all be equipped with sliding tray (125) on the both ends lateral wall of crane (121), the both ends of lift lead screw (123) are rotated with the lateral wall of its sliding tray (125) that corresponds respectively and are connected, elevator motor (122) set up at the top of crane (121) and the main shaft of elevator motor (122) is connected with the top of lift lead screw (123), the both ends of movable rod (1231) are respectively with sliding tray (125) fixed connection on the other end of crane (121), two lifter blocks (124) respectively with lift lead screw (123) threaded connection and movable rod (1231) sliding fit.
2. The graphene conductive particle manufacturing apparatus according to claim 1, wherein: the multi-angle mixing piece (13) comprises a single chip microcomputer, a displacement sensor arranged on a moving rod, a mounting disc (131), a swinging motor (132), a driving frame (133), a mixing motor (135), a mounting frame (136), a mixing shaft (137), a fixed ring (138), two bearings (139) and a plurality of mixing rods (1391), the mounting disc (131) is horizontally arranged at the bottom of two lifting blocks (124), the swinging motor (132) is arranged at the bottom of the mounting disc (131), the driving frame (133) is fixedly connected to the mounting disc (131), the mounting frame (136) is rotatably connected with the driving frame (133) through two bearings (139), two rotating rods (134) are arranged on the fixed ring (138), the fixed ring (138) is rotatably connected to the mounting frame (136) through the two rotating rods (134), a belt (1392) in transmission connection with one rotating rod (134) is arranged on a main shaft of the swinging motor (132), the mixing motor (135) is arranged on the fixed ring (135), the mixing shaft (137) is rotatably connected with the mixing shaft (137), and the mixing shaft (137) is rotatably connected with the single chip microcomputer (137) The swing motor (132) is connected with the displacement sensor.
3. The graphene conductive particle manufacturing apparatus according to claim 1, wherein: the uniform heating piece (14) comprises a heating cylinder (141) and a plurality of heating pipes (142), wherein the heating cylinder (141) is sleeved on the mixing cylinder (11), and the heating pipes (142) are arranged in the heating cylinder (141) at equal intervals.
4. The graphene conductive particle manufacturing apparatus according to claim 2, wherein: washing drying device (2) include mounting bracket (21), scrubber (22) and desicator (23), mounting bracket (21) are vertical setting, scrubber (22) and desicator (23) symmetry set up at the top of mounting bracket (21), scrubber (22) and desicator (23) communicate each other, the one end of scrubber (22) is linked together with mixing drum (11).
5. The graphene conductive particle manufacturing apparatus according to claim 4, wherein: the water bath heating device (3) comprises a storage box (31), a feed pipe (32), a storage box (33) and a support frame (34), wherein the support frame (34) is vertically arranged beside the mounting frame (21), the storage box (31) is arranged on the support frame (34), the storage box (33) is arranged in the storage box (31), the feed pipe (32) is arranged on the storage box (31), a discharge pipe (35) communicated with the dryer (23) is arranged on the storage box (31), and a discharge pipe (36) extending to the outside is arranged on the storage box (33).
6. The graphene conductive particle manufacturing apparatus according to claim 5, wherein: the side of support frame (34) is equipped with storage rack (6), be equipped with on storage rack (6) with discharging pipe (36) be linked together second grade desicator (61).
7. The graphene conductive particle manufacturing apparatus according to claim 1, wherein: the secondary mixing device (4) comprises a stirring box (41), a stirring motor (42), a stirring auger (43) and two fixing frames (44), wherein the two fixing frames (44) are symmetrical, the stirring box (41) is arranged at the tops of the two fixing frames (44), the stirring auger (43) is horizontally arranged in the stirring box (41) and is rotationally connected with the stirring box (41), the stirring motor (42) is arranged on the side wall of the stirring box (41) and a main shaft of the stirring motor (42) is fixedly connected with one end of the stirring auger (43), a feeding door (46) is arranged at the top of the stirring box (41), and a discharging pipe (45) is arranged at the bottom of the stirring box (41), and the stirring box (41) is communicated with a secondary dryer (61).
8. The graphene conductive particle manufacturing apparatus according to claim 7, wherein: the particle forming device comprises a microwave generator, a collecting barrel (51), a working motor (52), a roller (53), a driving shaft (54) and a microwave heating ball (55) filled in the roller, wherein the driving shaft (54) is fixedly connected with a main shaft of the working motor (52), an opening is formed in the roller (53), a plurality of gaps are formed in the side wall of the roller (53), the emitting direction of a microwave emitting source of the microwave generator is arranged in the roller (53), and the discharging pipe (45) extends into the collecting barrel (51) and is located above the opening of the roller (53).
9. The graphene conductive particle manufacturing apparatus according to claim 8, wherein: the microwave heating ball is a manganese oxide ball with the diameter of 5-10 mm. .
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101440226B1 (en) * 2013-04-05 2014-09-18 한국과학기술원 Method for preparing graphene based quantum dots, graphene based quantum dots prepared by the same and application devices using the same
CN109019579A (en) * 2018-08-23 2018-12-18 大同新成新材料股份有限公司 A kind of graphene particles production equipment and preparation method thereof
CN110002436A (en) * 2019-04-28 2019-07-12 乐福之家纳米材料有限责任公司 A kind of high purity graphite alkene conducting particles and its process for producing

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101440226B1 (en) * 2013-04-05 2014-09-18 한국과학기술원 Method for preparing graphene based quantum dots, graphene based quantum dots prepared by the same and application devices using the same
CN109019579A (en) * 2018-08-23 2018-12-18 大同新成新材料股份有限公司 A kind of graphene particles production equipment and preparation method thereof
CN110002436A (en) * 2019-04-28 2019-07-12 乐福之家纳米材料有限责任公司 A kind of high purity graphite alkene conducting particles and its process for producing

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