CN111940090A

CN111940090A - Screenable shearing device for graphene processing and use method

Info

Publication number: CN111940090A
Application number: CN202010816110.0A
Authority: CN
Inventors: 陈鑫
Original assignee: Suzhou Shiwo Electronic Technology Co ltd
Current assignee: Suzhou Shiwo Electronic Technology Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2020-11-17
Anticipated expiration: 2040-08-14
Also published as: CN111940090B

Abstract

The invention discloses a shearing device for processing screenable graphene and a using method thereof, belonging to the technical field of graphene production equipment, and comprising a shearing box, wherein the top of the shearing box is provided with a rack, the top of the rack is provided with a servo motor, a power rotating shaft of the servo motor sequentially penetrates through the rack and the shearing box, a power rotating shaft of the servo motor is provided with a shearing knife assembly, the shearing knife assembly is positioned in the shearing box, a power rotating shaft of the servo motor is provided with a double-groove belt pulley, the double-groove belt pulley is positioned above the shearing box, and under the condition of ensuring normal shearing of the graphene, the deposited graphene can be scooped up through a transmission assembly and a material throwing assembly on the transmission assembly when the graphene is sheared, then the graphene is thrown in the air and finally falls down in the rotating process, so that the graphene deposited at the bottom can also be sheared by the shearing knife assembly, the effect of graphite alkene shearing has been improved.

Description

Screenable shearing device for graphene processing and use method

Technical Field

The invention relates to the technical field of graphene production equipment, in particular to a screenable shearing device for processing graphene and a use method.

Background

Need use shearing mechanism during graphite alkene processing, present graphite alkene processing shearing mechanism generally all has the function of screening, can select the graphite alkene product of needs after shearing, but when graphite alkene processing shearing mechanism was using, graphite alkene deposits easily in the bottom of shearing the case, influences the effect of shearing, and then still can influence the efficiency of follow-up screening, for this reason, we provide a graphite alkene processing shearing mechanism and application method that can screen.

Disclosure of Invention

The invention aims to provide a shearing device for processing graphene capable of being screened and a using method thereof, and aims to solve the problems that graphene proposed in the background art is easy to deposit at the bottom of a shearing box, the shearing effect is influenced, and further the subsequent screening efficiency is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: a shearing device capable of being screened for graphene processing and a using method thereof comprise a shearing box, wherein a rack is arranged at the top of the shearing box, a servo motor is arranged at the top of the rack, a power rotating shaft of the servo motor sequentially penetrates through the rack and the shearing box, a shearing knife assembly is arranged on the power rotating shaft of the servo motor and is positioned inside the shearing box, a double-groove belt pulley is arranged on the power rotating shaft of the servo motor and is positioned above the shearing box, the double-groove belt pulley is connected with two groups of belt pulleys with the same structure through a belt, and the two groups of belt pulleys are both connected with a transmission assembly, a blanking port is arranged at the bottom of the shearing box and is provided with an electromagnetic valve, a feeding assembly is arranged at the upper part of the left side of the shearing box, a feeding port is arranged on the feeding assembly, a supporting plate is arranged on the feeding assembly, the right-hand member fixed connection of backup pad is on the support frame, the top fixed connection of support frame is on shearing the case, be connected with supporting component in the backup pad, and supporting component's top is connected with the screening subassembly, supporting component's bottom is connected with drive assembly.

Preferably, the transmission assembly comprises a rotating shaft connected with a belt pulley, the rotating shaft is rotatably connected with the shearing box through a bearing, the bottom end of the rotating shaft penetrates through the shearing box and is sleeved with a driving bevel gear, the bottom of the driving bevel gear is meshed with a driven bevel gear, the driven bevel gear is arranged on the rotating shaft, one end of the rotating shaft is rotatably connected with the inner wall of the shearing box through the bearing, and the other end of the rotating shaft is provided with a material throwing assembly.

Preferably, the material throwing component comprises a fixed block fixedly connected to the rotating shaft, a fixed rod is uniformly welded on the fixed block, a connecting block is arranged on the fixed rod and connected with a connecting rod through a bolt, and a material throwing disc is integrally formed on the connecting rod.

Preferably, the feeding subassembly includes with the feeding case of shearing case intercommunication, the top and the feed inlet intercommunication of feeding case, the bottom of feeding case is provided with the mount of fixed connection in the backup pad, the left side inner wall of feeding case is provided with the flexible section of thick bamboo, and the right-hand member fixed connection of the flexible section of thick bamboo is on the connection box, the connection box link up each other with the feed inlet, the right-hand member fixedly connected with guide arm of connection box, the right-hand member of guide arm runs through the guide pin bushing of fixed connection on the feeding case, the right-hand member of guide arm is connected with the supporting wheel, and the right-hand member roll connection of supporting wheel is on supporting the eccentric wheel, supporting the eccentric wheel.

Preferably, the supporting component comprises a vertical screw rod penetrating through the supporting plate, the bottom end of the screw rod is rotatably connected with a supporting block through a bearing, a guide rod is arranged at the left end of the supporting block, the left end of the guide rod is slidably connected to the fixing frame, a return spring sleeved on the screw rod is arranged at the top of the supporting block, and the top end of the return spring is connected to the supporting plate.

Preferably, the screening subassembly includes the screening case of fixed connection on the screw rod top, the screening case is located the below of feed opening, the slope is provided with the sieve on the inner wall of screening case, one side of screening case is provided with the discharge door, and the slope direction of discharge door and sieve is relative, the bottom inner wall of screening case is provided with the sloping block, one side bottom of screening case is provided with row bin gate, and row bin gate is relative with the slope direction of sloping block.

Preferably, the driving assembly comprises a bearing seat fixedly connected to the support frame, a rotating plate is rotatably connected to the bearing seat, an installation rod is fixedly connected to the rotating plate, an extrusion block is fixedly connected to one end of the installation rod, the top of the extrusion block is movably connected to the support block, a fixed wheel is arranged at the other end of the installation rod, a fixed eccentric wheel is connected to the top of the fixed wheel in a rolling mode, the fixed eccentric wheel is connected to a power rotating shaft of the driving motor in a sleeved mode, and the top of the driving motor is fixedly connected to the support plate.

A use method of a screenable shearing device for graphene processing specifically comprises the following steps:

s1: whether all parts of the device can stably run or not is checked, after the checking is finished, the graphene is poured into the feeding port, the servo motor is started, and the servo motor works to enable the shearing knife assembly to rotate to shear the graphene;

s2: in the shearing process, the servo motor drives the double-groove belt pulley to rotate, so that the belt pulley can drive the rotating shaft to rotate, the rotating shaft is further rotated, the fixed block drives the material throwing disc to rotate through the rotation of the rotating shaft, deposited graphene can be scooped up and then thrown in the air in the rotating process, and finally falls down, so that the deposited graphene at the bottom can also be sheared by the shearing knife assembly, the shearing effect of the graphene is improved, the supporting eccentric wheel rotates along with the rotation of the left rotating shaft, the supporting wheel rolls on the supporting eccentric wheel, the supporting wheel can drive the guide rod to move horizontally in a reciprocating mode through the elasticity of the elastic telescopic cylinder, the connecting frame can be driven to move back and forth below the feeding port, the feeding blockage of the feeding port can be avoided, and the shearing effect can be improved when the graphene is normally sheared, normal feeding of graphene can be guaranteed, so that the production progress of the graphene is guaranteed;

s3: after shearing is finished, opening an electromagnetic valve of a feed opening to enable graphene to fall into a sieve plate of a screening box, opening a driving motor, driving the driving motor to drive a fixed eccentric wheel to rotate, enabling a fixed wheel to roll, enabling an installation rod to drive a rotating plate to rotate by a certain angle under the extrusion force of the fixed eccentric wheel, enabling an extrusion block to jack up a supporting block, and further enabling a screw rod to rotate on a supporting plate, so that the screening box is driven to rotate and move up and down, the graphene on the sieve plate can bump up and down, the graphene is prevented from being accumulated to block the sieve plate, and the screening efficiency of the sieve plate is improved;

s4: the graphene that reaches the demand falls on the sloping block, can take out through opening the bin gate, and the graphene that does not reach the requirement takes out through opening the discharge door, and the graphene that will not reach the requirement is sent into the feed inlet again and is sheared once more.

Compared with the prior art, the invention has the beneficial effects that: under the condition of ensuring normal shearing of graphene, when the graphene is sheared, deposited graphene can be scooped up through the transmission assembly and the material throwing assembly on the transmission assembly, then thrown in the air in the rotating process and finally falls down, so that the deposited graphene at the bottom is continuously replaced, the deposited graphene at the bottom can also be sheared by the shearing knife assembly, the effect of shearing the graphene is improved, in addition, when the transmission assembly at the left side works, the supporting eccentric wheel rotates along with the rotation, the supporting wheel rolls on the supporting eccentric wheel, the connecting frame can be driven to move back and forth below the feeding hole, the feeding blockage of the feeding hole can be avoided, therefore, when the graphene is normally sheared, the shearing effect can be improved, the normal feeding of the graphene can be ensured, the production progress of the graphene is ensured, and the driving assembly is matched with the supporting assembly, make the screening case can be simultaneously from top to bottom and rotatory removal, and then make the graphite alkene on the sieve jolt from top to bottom, can avoid graphite alkene to pile up and block up the sieve to improve the efficiency of sieve screening, in order to guarantee the progress of graphite alkene production, accord with the production demand of enterprise.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view at A of the present invention;

FIG. 3 is a schematic side view of the configuration of the material throwing assembly of the present invention;

FIG. 4 is a schematic view of a partial structure of a feed assembly according to the present invention;

FIG. 5 is a schematic view of the structure of the present invention B.

In the figure: 1. a shearing box; 2. a frame; 3. a servo motor; 4. a shear knife assembly; 5. a double grooved pulley; 6. a belt pulley; 7. a transmission assembly; 71. a rotating shaft; 72. a drive bevel gear; 73. a driven bevel gear; 74. a rotating shaft; 75. a material throwing component; 751. a fixed block; 752. fixing the rod; 753. connecting blocks; 754. a connecting rod; 755. a material throwing disc; 8. a feeding port; 9. a feed assembly; 91. a feeding box; 92. a fixed mount; 93. an elastic telescopic cylinder; 94. a connecting frame; 95. a guide bar; 96. a guide sleeve; 97. a support wheel; 98. supporting an eccentric wheel; 10. a feed inlet; 11. a support plate; 12. a support frame; 13. a support assembly; 131. a screw; 132. a support block; 133. a guide bar; 134. a return spring; 14. a screening component; 141. a screening box; 142. a sieve plate; 143. a discharge door; 144. a sloping block; 145. a discharge gate; 15. a drive assembly; 151. a bearing seat; 152. rotating the plate; 153. mounting a rod; 154. extruding the block; 155. a fixed wheel; 156. fixing an eccentric wheel; 157. the motor is driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a technical scheme that: a shearing device for processing graphene capable of being screened, please refer to FIG. 1, which comprises a shearing box 1, a frame 2 is arranged at the top of the shearing box 1, a servo motor 3 is arranged at the top of the frame 2, the servo motor 3 is connected with a power rotating shaft thereof through a speed reducer, the power rotating shaft of the servo motor 3 sequentially penetrates through the frame 2 and the shearing box 1, a shearing knife assembly 4 is arranged on the power rotating shaft of the servo motor 3, the shearing knife assembly 4 is positioned in the shearing box 1, the shearing knife assembly 4 has the same structure as a shearing knife in the existing graphene shearing technology, a double-groove belt pulley 5 is arranged on the power rotating shaft of the servo motor 3, the double-groove belt pulley 5 is positioned above the shearing box 1, the double-groove belt pulley 5 is connected with two groups of belt pulleys 6 with the same structure through a belt, the two groups of belt pulleys 6 are both connected with a transmission assembly 7, and a, and be provided with the solenoid valve on the feed opening 8, feed opening 8 is used for discharging the graphite alkene after the shearing, the left side upper portion of shearing case 1 is provided with feeding subassembly 9, be provided with feed inlet 10 on the feeding subassembly 9, be provided with backup pad 11 on the feeding subassembly 9, the right-hand member fixed connection of backup pad 11 is on support frame 12, the top fixed connection of support frame 12 is on shearing case 1, be connected with supporting component 13 in the backup pad 11, and supporting component 13's top is connected with screening subassembly 14, supporting component 13's bottom is connected with drive assembly 15, all electrical components in the text all connect external power source through external power source wire, and control the switching through the PLC controller.

Referring to fig. 1 and 2, the transmission assembly 7 includes a rotation shaft 71 connected to the pulley 6, the rotation shaft 71 is rotatably connected to the shearing box 1 through a bearing, a drive bevel gear 72 is sleeved on the bottom end of the rotation shaft 71 penetrating through the shearing box 1, a driven bevel gear 73 is engaged with the bottom of the drive bevel gear 72, the driven bevel gear 73 is disposed on the rotation shaft 74, one end of the rotation shaft 74 is rotatably connected to the inner wall of the shearing box 1 through a bearing, the drive bevel gear 72 is rotated by the rotation shaft 71 to cooperate with the driven bevel gear 73 to rotate the rotation shaft 74, and a material throwing assembly 75 is disposed at the other end of the rotation shaft 74.

Referring to fig. 2 and 3, the material throwing assembly 75 includes a fixing block 751 fixedly connected to the rotating shaft 74, fixing rods 752 are uniformly welded on the fixing block 751, a connecting block 753 is arranged on the fixing rod 752, the connecting block 753 is connected with a connecting rod 754 through a bolt, so that the fixing assembly is convenient to mount, a material throwing tray 755 is integrally formed on the connecting rod 754, the material throwing tray 755 can scoop up the deposited graphene and then throw the graphene in the air, and thus the graphene at the bottom can be continuously replaced, and all the graphene can be cut.

Referring to fig. 1 and 4, the feeding assembly 9 includes a feeding box 91 communicated with the shearing box 1, the top of the feeding box 91 is communicated with a feeding port 10, a fixing frame 92 fixedly connected to a supporting plate 11 is disposed at the bottom of the feeding box 91, an elastic telescopic cylinder 93 is disposed on the left inner wall of the feeding box 91, the right end of the elastic telescopic cylinder 93 is fixedly connected to a connecting frame 94, the elastic telescopic cylinder 93 is composed of a telescopic cylinder matched with an internal spring, the spring expands and contracts along with the elastic telescopic cylinder during expansion, so as to guide and reset the connecting frame 94, so that a supporting wheel 97 can always roll on a supporting eccentric wheel 98, the connecting frame 94 is communicated with the feeding port 10, a guide rod 95 is fixedly connected to the right end of the connecting frame 94, the right end of the guide rod 95 penetrates through a guide sleeve 96 fixedly connected to the feeding box 91, the guide sleeve 96 plays a role of guiding the guide rod 95, and, and the right end of the supporting wheel 97 is connected on a supporting eccentric wheel 98 in a rolling way, and the supporting eccentric wheel 98 is sleeved on the left rotating shaft 71.

Referring to fig. 1, the supporting assembly 13 includes a screw 131 vertically penetrating through the supporting plate 11, a supporting block 132 is rotatably connected to a bottom end of the screw 131 through a bearing, when the supporting block 132 goes up and down, the screw 131 rotates and moves up and down, a guide rod 133 is disposed at a left end of the supporting block 132, the left end of the guide rod 133 is slidably connected to the fixing frame 92, the guide rod 133 can play a role in guiding, and the supporting block 132 moves more stably, a return spring 134 sleeved on the screw 131 is disposed at a top of the supporting block 132, a top end of the return spring 134 is connected to the supporting plate 11, and the return spring 134 enables the screening box 141 to return.

Referring to fig. 1, the screening assembly 14 includes a screening box 141 fixedly connected to the top end of the screw 131, the screening box 141 is located below the discharge port 8, a screen plate 142 is obliquely arranged on the inner wall of the screening box 141, a discharge door 143 is arranged on one side of the screening box 141, the discharge door 143 is opposite to the oblique direction of the screen plate 142, graphene which does not meet the requirement is conveniently discharged, an oblique block 144 is arranged on the inner wall of the bottom of the screening box 141, a discharge door 145 is arranged at the bottom of one side of the screening box 141, and the discharge door 145 is opposite to the oblique direction of the oblique block 144, so that graphene which meets the requirement is conveniently discharged.

Referring to fig. 1 and 5, the driving assembly 15 includes a bearing seat 151 fixedly connected to the supporting frame 12, a rotating plate 152 is rotatably connected to the bearing seat 151, an installation rod 153 is fixedly connected to the rotating plate 152, an extrusion block 154 is fixedly connected to one end of the installation rod 153, and a top of the extrusion block 154 is movably connected to the supporting block 132, when a left end of the installation rod 153 inclines upward, the extrusion block 154 can jack up the supporting block 132, a fixed wheel 155 is disposed at the other end of the installation rod 153, a fixed eccentric wheel 156 is connected to a top of the fixed wheel 155 in a rolling manner, the fixed eccentric wheel 156 is sleeved on a power rotating shaft of the driving motor 157, a top of the driving motor 157 is fixedly connected to the supporting plate 11, and the driving motor 157 is connected to the power rotating.

A method for using a screenable shearing device for graphene processing comprises the following steps:

s1: whether all parts of the device can stably run or not is checked, after the checking is finished, graphene is poured into the feeding hole 10, falls into the feeding box 91 through the connecting frame 94, then enters the shearing box 1, the servo motor 3 is started, and the servo motor 3 works to enable the shearing knife assembly 4 to rotate to shear the graphene;

s2: in the shearing process, the servo motor 3 drives the double-groove belt pulley 5 to rotate, so that the belt pulley 6 can drive the rotating shaft 71 to rotate, the driving bevel gear 72 is driven by the rotating shaft 71 to rotate, the driven bevel gear 73 can rotate, the rotating shaft 74 can rotate, the fixing block 751 can drive the material throwing disc 755 to rotate through the rotation of the rotating shaft 74, deposited graphene can be scooped up, then the graphene can be thrown in the air in the rotating process and finally falls down, the graphene deposited at the bottom can be sheared by the shearing knife assembly 4, the graphene shearing effect is improved, the supporting eccentric wheel 98 rotates along with the rotation of the left rotating shaft 71, the supporting wheel 97 rolls on the supporting eccentric wheel 98, the supporting wheel 97 can drive the guide rod 95 to reciprocate horizontally in the guide sleeve 96 through the elasticity of the elastic telescopic cylinder 93, and the connecting frame 94 can be driven to move back and forth below the feeding hole 10, the feeding blockage of the feeding hole 10 can be avoided, so that the shearing effect can be improved, the normal feeding of the graphene can be ensured, and the production progress of the graphene can be ensured when the graphene is normally sheared;

s3: after shearing is finished, the electromagnetic valve of the feed opening 8 is opened, so that graphene falls into the sieve plate 142 of the sieve plate 141, the driving motor 157 is started, the driving motor 157 drives the fixed eccentric wheel 156 to rotate, the fixed wheel 155 rolls, the installation rod 153 drives the rotating plate 152 to rotate by a certain angle under the extrusion force of the fixed eccentric wheel 156, and the extrusion block 154 jacks up the supporting block 132, so that the screw 131 rotates on the supporting plate 11, the sieve plate 141 is driven to rotate and move up and down, the graphene on the sieve plate 142 can bump up and down, the sieve plate 142 is prevented from being blocked by the accumulated graphene, and the sieving efficiency of the sieve plate 142 is improved;

s4: the graphene meeting the requirement falls on the inclined block 144, and can be taken out by opening the discharge door 145, and the graphene which does not meet the requirement is taken out by opening the discharge door 143, and is cut again in the graphene which does not meet the requirement and is sent into the feed inlet 10 again.

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

Claims

1. The utility model provides a graphene processing shearing mechanism that can screen, includes shear box (1), its characterized in that: the shearing machine is characterized in that a rack (2) is arranged at the top of the shearing box (1), a servo motor (3) is arranged at the top of the rack (2), a power rotating shaft of the servo motor (3) sequentially penetrates through the rack (2) and the shearing box (1), a shearing cutter assembly (4) is arranged on the power rotating shaft of the servo motor (3), the shearing cutter assembly (4) is positioned inside the shearing box (1), a double-groove belt pulley (5) is arranged on the power rotating shaft of the servo motor (3), the double-groove belt pulley (5) is positioned above the shearing box (1), the double-groove belt pulley (5) is connected with two groups of belt pulleys (6) with the same structure through a belt, two groups of belt pulleys (6) are both connected with a transmission assembly (7), a blanking port (8) is arranged at the bottom of the shearing box (1), and an electromagnetic valve is arranged on the blanking port (8, the utility model discloses a shear box, including shearing case (1), feed inlet (10), feed inlet (11), right-hand member fixed connection on support frame (12), the top fixed connection of support frame (12) is on shearing case (1), be connected with supporting component (13) on backup pad (11), and the top of supporting component (13) is connected with screening subassembly (14), the bottom of supporting component (13) is connected with drive assembly (15).

2. The shearing device for processing graphene as claimed in claim 1, wherein the shearing device comprises: the transmission assembly (7) comprises a rotating shaft (71) connected with a belt pulley (6), the rotating shaft (71) is rotatably connected with the shearing box (1) through a bearing, a driving bevel gear (72) is sleeved on the bottom end of the rotating shaft (71) through the shearing box (1), the bottom of the driving bevel gear (72) is meshed with a driven bevel gear (73), the driven bevel gear (73) is arranged on a rotating shaft (74), one end of the rotating shaft (74) is rotatably connected with the inner wall of the shearing box (1) through the bearing, and the other end of the rotating shaft (74) is provided with a material throwing assembly (75).

3. The shearing device for processing graphene as claimed in claim 2, wherein the shearing device comprises: the material throwing assembly (75) comprises a fixing block (751) fixedly connected to a rotating shaft (74), a fixing rod (752) is uniformly welded on the fixing block (751), a connecting block (753) is arranged on the fixing rod (752), the connecting block (753) is connected with a connecting rod (754) through a bolt, and a material throwing disc (755) is integrally formed on the connecting rod (754).

4. The screenable graphene processing shearing device according to claim 3, wherein: the feeding assembly (9) comprises a feeding box (91) communicated with the shearing box (1), the top of the feeding box (91) is communicated with the feeding hole (10), the bottom of the feeding box (91) is provided with a fixed frame (92) fixedly connected with the supporting plate (11), an elastic telescopic cylinder (93) is arranged on the inner wall of the left side of the feeding box (91), the right end of the elastic telescopic cylinder (93) is fixedly connected on the connecting frame (94), the connecting frame (94) is communicated with the feed inlet (10), the right end of the connecting frame (94) is fixedly connected with a guide rod (95), the right end of the guide rod (95) penetrates through a guide sleeve (96) fixedly connected to the feeding box (91), the right end of the guide rod (95) is connected with a supporting wheel (97), and the right end of the supporting wheel (97) is connected on the supporting eccentric wheel (98) in a rolling way, the supporting eccentric wheel (98) is sleeved on the rotating shaft (71) on the left side.

5. The screenable graphene processing shearing device according to claim 4, wherein: the supporting component (13) comprises a screw rod (131) vertically penetrating through the supporting plate (11), the bottom end of the screw rod (131) is rotatably connected with a supporting block (132) through a bearing, a guide rod (133) is arranged at the left end of the supporting block (132), the left end of the guide rod (133) is slidably connected onto the fixing frame (92), a return spring (134) sleeved on the screw rod (131) is arranged at the top of the supporting block (132), and the top end of the return spring (134) is connected onto the supporting plate (11).

6. The screenable graphene processing shearing device according to claim 5, wherein: screening subassembly (14) are including screening case (141) of fixed connection on screw rod (131) top, screening case (141) are located the below of feed opening (8), it is provided with sieve (142) to slope on the inner wall of screening case (141), one side of screening case (141) is provided with discharge door (143), and discharge door (143) is relative with the incline direction of sieve (142), the bottom inner wall of screening case (141) is provided with sloping block (144), one side bottom of screening case (141) is provided with row bin gate (145), and row bin gate (145) is relative with the incline direction of sloping block (144).

7. The screenable graphene processing shearing device according to claim 6, wherein: drive assembly (15) are including bearing frame (151) of fixed connection on support frame (12), it changes board (152) to rotate to be connected with on bearing frame (151), change fixedly connected with installation pole (153) on board (152), the one end fixedly connected with extrusion piece (154) of installation pole (153), and the top swing joint of extrusion piece (154) is on supporting shoe (132), the other end of installation pole (153) is provided with tight pulley (155), the top roll connection of tight pulley (155) has fixed eccentric wheel (156), fixed eccentric wheel (156) cup joint in the power pivot of driving motor (157), and the top fixed connection of driving motor (157) is on backup pad (11).

8. The use method of the screenable graphene processing shearing device according to any one of claims 1 to 7, characterized in that: the method comprises the following steps:

s1: whether all parts of the device can stably run or not is checked, after the checking is finished, the graphene is poured into the feeding hole (10), the servo motor (3) is started, and the servo motor (3) works to enable the shearing knife assembly (4) to rotate so as to shear the graphene;

s2: in the shearing process, the servo motor (3) drives the double-groove belt pulley (5) to rotate, the belt pulley (6) can drive the rotating shaft (71) to rotate, the rotating shaft (74) is further rotated, the fixing block (751) drives the material throwing disc (755) to rotate through the rotation of the rotating shaft (74), deposited graphene can be scooped up, then the graphene can be thrown in the air in the rotating process and finally falls down, the deposited graphene at the bottom can also be sheared by the shearing knife assembly (4), the graphene shearing effect is improved, the supporting eccentric wheel (98) rotates along with the rotation of the left rotating shaft (71), the supporting wheel (97) rolls on the supporting eccentric wheel (98), and then the supporting wheel (97) can drive the guide rod (95) to reciprocate and horizontally move through the elasticity of the elastic telescopic cylinder (93), and further the connecting frame (94) can be driven to move back and forth below the feeding hole (10), feeding blockage of the feeding hole (10) can be avoided, so that when the graphene is normally sheared, the shearing effect can be improved, normal feeding of the graphene can be guaranteed, and the production progress of the graphene can be guaranteed;

s3: after shearing, opening an electromagnetic valve of a feed opening (8), enabling graphene to fall into a sieve plate (142) of a sieving box (141), starting a driving motor (157), wherein the driving motor (157) drives a fixed eccentric wheel (156) to rotate, enabling a fixed wheel (155) to roll, and enabling an installation rod (153) to drive a rotating plate (152) to rotate for a certain angle by virtue of extrusion force of the fixed eccentric wheel (156), further enabling an extrusion block (154) to jack up a supporting block (132), further enabling a screw rod (131) to rotate on a supporting plate (11), further driving the sieving box (141) to rotate and move up and down, enabling graphene on the sieve plate (142) to bump up and down, avoiding graphene from stacking and blocking the sieve plate (142), and further improving sieving efficiency of the sieve plate (142);

s4: the graphene reaching the requirement falls on the inclined block (144), and can be taken out by opening the discharge door (145), the graphene which does not reach the requirement is taken out by opening the discharge door (143), and the graphene which does not reach the requirement is re-fed into the feed inlet (10) for re-shearing.