CN116851116B - Screening device for isostatic pressure graphite production - Google Patents
Screening device for isostatic pressure graphite production Download PDFInfo
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- CN116851116B CN116851116B CN202310794821.6A CN202310794821A CN116851116B CN 116851116 B CN116851116 B CN 116851116B CN 202310794821 A CN202310794821 A CN 202310794821A CN 116851116 B CN116851116 B CN 116851116B
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- cavity
- shaking
- screening
- wheel
- fixedly connected
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- 238000012216 screening Methods 0.000 title claims abstract description 123
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 34
- 239000010439 graphite Substances 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000000462 isostatic pressing Methods 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims description 83
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 15
- 239000002994 raw material Substances 0.000 description 62
- 239000002245 particle Substances 0.000 description 40
- 238000000227 grinding Methods 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/22—Crushing mills with screw-shaped crushing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
Abstract
The invention belongs to the field of isostatic pressing graphite production equipment, and particularly relates to a screening device for isostatic pressing graphite production, which comprises a supporting cavity, wherein the supporting cavity is provided with a screening cavity which is obliquely arranged, and one end of the lower position of the screening cavity is provided with a feed inlet; the support cavity is internally provided with a shaking cavity which moves up and down along the vertical direction of the inclined direction while reciprocating in the inclined direction, and the shaking cavity is arranged below the screening cavity; the shaking cavity is rotationally connected with a flow guiding cavity, the flow guiding cavity rotates clockwise along with the movement of the shaking cavity towards the direction of the charging hole, and the flow guiding cavity rotates anticlockwise along with the movement of the shaking cavity away from the direction of the charging hole; the invention effectively solves the problem that the screening effect of the filter screen is poor when the existing screening device is used.
Description
Technical Field
The invention belongs to the field of isostatic pressing graphite production equipment, and particularly relates to a screening device for isostatic pressing graphite production.
Background
The isostatic graphite is pressed from high purity graphite. Isostatic graphite refers to graphite materials produced by isostatic compaction, also known as "isotropic" graphite; the isostatic graphite has the characteristics of high strength, high density, high purity, high chemical stability, compact and uniform structure, high temperature resistance, irradiation resistance, high conductivity, good wear resistance, self lubrication, easy processing and the like, and is widely applied to the industrial fields of metallurgy, chemical industry, aerospace, electronics, machinery, nuclear energy and the like. Especially, the large-size high-quality special graphite is used as a substitute material, has wide application space in the fields of high technology and new technology, and has wide application prospect.
In the production of isostatic graphite, raw materials required by the graphite are crushed and ground, and after the crushed and ground, components with larger raw material particles are screened out for further grinding. When screening graphite raw materials, screening is carried out by using a screening device; however, when the existing screening device is used, the following technical problems exist: 1. in the screening process, the raw materials are screened only through vibration of the filter screen, and in the screening process, larger raw material particles are easy to aggregate to block the filter screen, so that the screening of the filter screen is influenced; 2. after the screening is finished, more smaller raw material particles still exist in the larger raw material particles, and when grinding is performed again, a larger workload is definitely added to a grinding machine.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the screening device for the production of the isostatic pressing graphite, which effectively solves the problem that the screening effect of the filter screen is poor when the existing screening device is used.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the screening device for the isostatic pressing graphite production comprises a supporting cavity, wherein the supporting cavity is provided with a screening cavity which is obliquely arranged; a feed inlet is arranged at one end of the lower position of the screening cavity, and a pair of propellers with opposite rotation directions are rotationally connected in the screening cavity; the support cavity is internally provided with a shaking cavity which moves up and down along the vertical direction of the inclined direction while reciprocating in the inclined direction, and the shaking cavity is arranged below the screening cavity; the shaking cavity is rotationally connected with a flow guiding cavity, the flow guiding cavity rotates clockwise along with the movement of the shaking cavity towards the direction of the charging hole, and the flow guiding cavity rotates anticlockwise along with the movement of the shaking cavity away from the direction of the charging hole;
A first discharging plate is arranged in the diversion cavity, and a second discharging plate is fixedly connected to the first discharging plate; a third discharging plate arranged below the first discharging plate is fixedly connected to one end, far away from the first discharging plate, of the second discharging plate, and screening holes matched with the third discharging plate are formed in the second discharging plate; the guide cavity is connected with a sliding plate in a sliding manner, the sliding plate moves along with the movement of the shaking cavity, the movement direction of the sliding plate is consistent with the movement direction of the shaking cavity along the inclined direction, and a plurality of pushing plates matched with the second discharging plate are uniformly distributed on the sliding plate.
Further, two pairs of shaking structures which drive the shaking cavity to move are arranged in the supporting cavity, and the two pairs of shaking structures are respectively arranged at two sides of the shaking cavity; the guide cavity is provided with a moving structure for driving the sliding plate to move, and the moving structure moves along with the shaking structure to drive the shaking cavity to move; the shaking cavity is provided with a rotating structure which drives the flow guide cavity to rotate in a reciprocating mode, and the rotating structure drives the shaking cavity to move along with the shaking structure.
Further, a shaking motor is fixedly connected to the supporting cavity, the output end of the shaking motor is connected with one of the shaking structures, and the output end of the shaking motor is also connected with a driving wheel; the supporting cavity is rotationally connected with an intermediate wheel, and a chain matched with the intermediate wheel is arranged on the driving wheel; the support cavity is also rotationally connected with a driven wheel, the middle wheel is provided with a second chain matched with the driven wheel, and the driven wheel is connected with the other shaking structure.
Further, the shaking structure comprises an eccentric wheel which is rotationally connected with a supporting cavity, a driving block matched with the eccentric wheel is arranged on the supporting cavity, and a driving groove matched with the eccentric wheel is formed in the driving block; the driving block is fixedly connected with a lifting block which is in sliding connection with the supporting cavity, the shaking cavity is fixedly connected with a slideway which is arranged along the inclined direction, and the shaking cavity slides along the lifting block through the slideway.
Further, a crank is fixedly connected to the eccentric wheel, and a traction rod is rotatably connected to the crank; the traction rod is rotationally connected with a synchronizing rod, and the middle part of the synchronizing rod is rotationally connected with the supporting cavity; the movable rod is connected to the synchronous rod in a rotating way, and the other end of the movable rod is connected with the shaking cavity in a rotating way.
Further, the rotating structure comprises a first fixed rack fixedly connected with the supporting cavity, a first gear rotationally connected with the shaking cavity is meshed on the first fixed rack, and the height of the first fixed rack is larger than the thickness of the first gear; the first gear is connected with a first bevel gear set, and the output end of the first bevel gear set is rotationally connected with a rotating disc; the rotating disc is rotationally connected with a connecting rod, the connecting rod is rotationally connected with a rotating rod, and the center position of the rotating rod is coaxially and fixedly connected with the flow guide cavity; the two ends of the rotating rod are respectively provided with a sliding block, and the shaking cavity is provided with a sector sliding groove matched with the sliding blocks.
Further, the moving structure comprises a second fixed rack fixedly connected with the supporting cavity, a second gear rotationally connected with the shaking cavity is meshed on the second fixed rack, and the height of the second fixed rack is larger than the thickness of the second gear; the second gear is connected with a universal coupling, and the output end of the universal coupling is connected with a second bevel gear set which is rotationally connected with the diversion cavity; the output of second bevel gear group is connected with the rotary rod, rotates on the rotary rod and is connected with the push rod, and the push rod rotates with the sliding plate to be connected.
Further, the screening cavity is provided with a small screening hole matched with the first discharging plate, the screening cavity is also provided with a large screening hole matched with the second discharging plate, and the supporting cavity is fixedly connected with a guide plate for guiding materials into the guide cavity.
Further, a screening motor is fixedly connected to the screening cavity, an input wheel is connected to the output end of the screening motor, and the input wheel is coaxially fixedly connected with one of the propellers; the input wheel is meshed with a first idler wheel, and the first idler wheel is meshed with a second idler wheel; and the second idler wheel is meshed with an output wheel, and the output wheel is coaxially and fixedly connected with the other propeller.
Further, one end of the flow guiding cavity is fixedly connected with a first discharge hole matched with the first discharge plate and the third discharge plate, and the other end of the flow guiding cavity is fixedly connected with a second discharge hole matched with the second discharge plate.
Compared with the prior art, the invention has the following beneficial effects:
1. When the invention is used, graphite raw materials are added through the charging hole, the raw materials are driven to move upwards along the inclined screening cavity by the pair of propellers with opposite rotation directions, and large-particle raw materials are crushed under the extrusion action of the pair of propellers, so that larger particles in the graphite raw materials can be effectively reduced, and the screening effect of the screening cavity is improved; in addition, the graphite raw materials are driven to move upwards through the pair of propellers, so that the large screening holes and the small screening holes on the screening cavity can be effectively prevented from being blocked by the large-particle raw materials, and the screening effect of the screening cavity is improved.
2. When the grinding machine is used, through the arrangement of the small screening holes, the first discharging plate, the large screening holes, the second discharging plate, the screening holes and the third discharging plate, the small-particle graphite raw materials fall onto the first discharging plate, the small-particle and large-particle mixed raw materials fall onto the second discharging plate, the mixed raw materials are screened again under the action of the screening holes on the second discharging plate, the small-particle raw materials fall onto the third discharging plate through the screening holes, the quantity of the small-particle raw materials in the large-particle raw materials can be effectively reduced, and when grinding is carried out again, the workload of the grinding machine can be effectively reduced.
3. When the device is used, through the arrangement of the shaking structure, the shaking cavity, the moving structure, the push plate, the rotating structure and the flow guiding cavity, the flow guiding cavity rotates clockwise when the shaking cavity moves towards the charging hole, and the inclination angles of the first discharging plate and the third discharging plate are increased, so that small particle raw materials are convenient to flow out from the first discharging plate and the third discharging plate; the inclination of second flitch is reduced, and the push pedal promotes mixed raw materials this moment, makes mixed raw materials fall into the screening hole after the upward movement, improves the screening effect in screening hole, can also effectually avoid large granule material to block up the screening hole. When rocking the chamber to the direction motion of keeping away from the charge door, the diversion chamber anticlockwise rotates, increases the inclination of second flitch, and the push pedal moves to the direction of keeping away from the charge door this moment, and the push pedal cooperatees with the second flitch and drives large granule raw materials and flow.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view showing the internal structure of a screening chamber according to the present invention;
FIG. 4 is a schematic view showing the fit of the shaking cavity, the flow guiding cavity, the shaking structure, the moving structure, etc. in the present invention;
FIG. 5 is a schematic view of a shaking structure according to the present invention;
FIG. 6 is a schematic view showing the fitting state of a moving structure, a sliding plate, a push plate, etc. in the present invention;
FIG. 7 is a schematic diagram showing the coordination state of the flow guiding cavity, the first discharging plate, the second discharging plate, the third discharging plate, the pushing plate, etc. in the present invention;
In the figure: 1. the support leg, 2, the support cavity, 3, the first discharge port, 4, the feed port, 5, the screening cavity, 6, the second discharge port, 7, the shaking cavity, 8, the chain, 9, the middle wheel, 10, the driven wheel, 11, the shaking structure, 12, the guide plate, 13, the screening motor, 14, the input wheel, 15, the first idler wheel, 16, the second idler wheel, 17, the output wheel, 18, the large screening hole, 19, the small screening hole, 20, the guide cavity, 21, the first discharge plate, 22, the second discharge plate, 23, the push plate, 24, the sliding plate, 25, the moving structure, 26, the first fixed rack, 27, the first bevel gear set, 28, the connecting rod, 29, the rotating rod, 30, the driving wheel, 31, the eccentric wheel, 32, the driving block, 33, the crank, 34, the lifting block, 35, the slide way, 36, the traction rod, 37, the synchronous rod, 38, the moving rod, 39, the second fixed rack, 40, the universal coupling, 41, the second bevel gear set, 42, the rotating rod, 43, the push rod, 44, the second gear, 45, the partition plate, the third discharge plate.
Detailed Description
1-7, The screening device for isostatic pressing graphite production comprises a supporting cavity 2, wherein a supporting leg 1 is arranged on the supporting cavity 2, and a screening cavity 5 which is obliquely arranged is arranged on the supporting cavity 2; a feed inlet 4 is arranged at one end of the screening cavity 5 at the lower position, and a pair of propellers with opposite rotation directions are connected in a rotating manner in the screening cavity 5; the graphite raw material is added through the charging hole 4, the raw material is driven to move upwards along the inclined screening holes by a pair of propellers with opposite rotation directions, and under the extrusion action of the pair of propellers, the large-particle raw material is crushed, so that larger particles in the graphite raw material can be effectively reduced, and the screening effect of the screening cavity 5 is improved; in addition, the graphite raw materials are driven to move upwards through the pair of propellers, so that the screening cavity 5 can be effectively prevented from being blocked by large-particle raw materials, and the screening effect of the screening cavity 5 is improved.
A shaking cavity 7 which moves up and down along the vertical direction of the inclined direction while reciprocating in the straight line along the inclined direction is arranged in the supporting cavity 2, and the shaking cavity 7 is arranged below the screening cavity 5; the shaking cavity 7 is rotationally connected with a flow guiding cavity 20, the flow guiding cavity 20 rotates clockwise along with the movement of the shaking cavity 7 towards the direction of the charging port 4, and the flow guiding cavity 20 rotates anticlockwise along with the movement of the shaking cavity 7 away from the direction of the charging port 4; a first discharging plate 21 is arranged in the diversion cavity 20, and a second discharging plate 22 is fixedly connected to the first discharging plate 21; a third discharging plate 46 arranged below the first discharging plate 21 is fixedly connected to one end, far away from the first discharging plate 21, of the second discharging plate 22, and screening holes matched with the third discharging plate 46 are formed in the second discharging plate 22; the guide cavity 20 is slidably connected with a sliding plate 24, the sliding plate 24 moves along with the movement of the shaking cavity 7, the movement direction of the sliding plate 24 is consistent with the movement direction of the shaking cavity 7 along the inclined direction, a plurality of pushing plates 23 matched with the second discharging plates 22 are uniformly distributed on the sliding plate 24, and the pushing plates 23 are of arc structures.
The graphite which falls into the diversion cavity 20 through the screening cavity 5 is far away, the graphite raw materials with small particles fall into the first discharging plate 21, the mixed raw materials with small particles and large particles fall into the second discharging plate 22, and the mixed raw materials are screened again under the action of screening holes on the second discharging plate 22, so that the raw materials with small particles fall into the third discharging plate 46 through the screening holes; meanwhile, the shaking cavity 7 drives the diversion cavity 20 and the first discharging plate 21, the second discharging plate 22 and the third discharging plate 46 on the diversion cavity to shake, so that the diversion cavity 20 moves up and down along the vertical direction of the inclined direction while moving in a reciprocating and linear mode along the inclined direction, the screening effect of screening holes on the second discharging plate 22 can be effectively improved, and small particle raw materials can also be effectively improved to flow out along the first discharging plate 21 and the third discharging plate 46 in a sliding mode; in addition, the diversion cavity 20 rotates clockwise along with the movement of the shaking cavity 7 towards the direction of the charging hole 4, the diversion cavity 20 rotates anticlockwise along with the movement of the shaking cavity 7 away from the direction of the charging hole 4, and the movement direction of the push plate 23 driven by the sliding plate 24 is consistent with the movement direction of the shaking cavity 7 along the inclined direction; when the shaking cavity 7 moves towards the charging hole 4, the diversion cavity 20 rotates clockwise, the inclination angles of the first discharging plate 21 and the third discharging plate 46 are increased, and the small particle raw materials are convenient to flow out from the first discharging plate 21 and the third discharging plate 46; the inclination of the second discharging plate 22 is reduced, and at the moment, the pushing plate 23 pushes the mixed raw materials to enable the mixed raw materials to fall into the screening holes after moving upwards, so that the screening effect of the screening holes is improved, and the screening holes can be effectively prevented from being blocked by large-particle materials. When the shaking cavity 7 moves in the direction away from the charging port 4, the diversion cavity 20 rotates anticlockwise, the inclination angle of the second discharging plate 22 is increased, at this time, the push plate 23 moves in the direction away from the charging port 4, and the push plate 23 and the second discharging plate 22 cooperate to drive the large-particle raw material to flow out.
Further, two pairs of shaking structures 11 driving the shaking cavity 7 to move are arranged in the supporting cavity 2, the two pairs of shaking structures 11 are respectively arranged at two sides of the shaking cavity 7, and the shaking structures 11 drive the shaking cavity 7 to reciprocate in a straight line along the inclined direction and simultaneously move up and down along the vertical direction of the inclined direction; the flow guiding cavity 20 is provided with a moving structure 25 for driving the sliding plate 24 to move, and the moving structure 25 moves along with the movement of the shaking cavity 7 driven by the shaking structure 11; the sliding plate 24 and the pushing plate 23 are driven by the moving structure 25 to lift up the raw materials on the second discharging plate 22; the shaking cavity 7 is provided with a rotating structure for driving the diversion cavity 20 to reciprocate, the rotating structure drives the shaking cavity 7 to move along with the shaking structure 11, and the rotating structure drives the diversion cavity 20 to reciprocate, so that the diversion cavity 20 rotates clockwise along with the shaking cavity 7 moving towards the direction of the charging port 4, and the diversion cavity 20 rotates anticlockwise along with the shaking cavity 7 moving away from the direction of the charging port 4.
Further, as shown in fig. 2, a shaking motor is fixedly connected to the supporting cavity 2, an output end of the shaking motor is connected to one of the shaking structures 11, and a driving wheel 30 is further connected to the output end of the shaking motor; the supporting cavity 2 is rotatably connected with an intermediate wheel 9, and a chain 8 matched with the intermediate wheel 9 is arranged on the driving wheel 30; the supporting cavity 2 is also rotatably connected with a driven wheel 10, the middle wheel 9 is provided with a second chain matched with the driven wheel 10, and the driven wheel 10 is connected with another shaking structure 11.
When the pair of shaking structures 11 synchronously move, starting a shaking motor, and driving one of the shaking structures 11 to move by the shaking motor; in addition, the shaking motor drives the driving wheel 30 to rotate, the driving wheel 30 drives the driven wheel 10 to rotate through the chain 8, the middle wheel 9 and the second chain, and the driven wheel 10 drives the other shaking structure 11 to move; by arranging the driving wheel 30, the middle wheel 9 and the driven wheel 10, the pair of shaking structures 11 synchronously act, and the stability of the movement of the shaking cavity 7 can be effectively improved.
Further, as shown in fig. 5, the shaking structure 11 includes an eccentric wheel 31 rotatably connected with the supporting cavity 2, a driving block 32 matched with the eccentric wheel 31 is disposed on the supporting cavity 2, and a driving groove matched with the eccentric wheel 31 is disposed on the driving block 32; the driving block 32 is fixedly connected with a lifting block 34 which is in sliding connection with the supporting cavity 2, the shaking cavity 7 is fixedly connected with a slideway 35 which is arranged along the inclined direction, and the shaking cavity 7 slides along the lifting block 34 through the slideway 35; a crank 33 is fixedly connected to the eccentric wheel 31, and a traction rod 36 is rotatably connected to the crank 33; the traction rod 36 is rotatably connected with a synchronizing rod 37, and the middle part of the synchronizing rod 37 is rotatably connected with the supporting cavity 2; the synchronizing rod 37 is rotatably connected with a moving rod 38, and the other end of the moving rod 38 is rotatably connected with the shaking cavity 7.
When the shaking structure 11 is used, the eccentric wheel 31 rotates along the supporting cavity 2, the eccentric wheel 31 is matched with the driving groove to drive the driving block 32 to move, and the driving block 32 drives the lifting block 34 to slide along the supporting cavity 2; the lifting block 34 drives the shaking cavity 7 to move up and down through the slideway 35; simultaneously, the eccentric wheel 31 drives the crank 33 to rotate, the crank 33 drives the synchronizing rod 37 to rotate through the traction rod 36, the synchronizing rod 37 moves through the moving rod 38, and the moving rod 38 drives the shaking cavity 7 to slide along the lifting block 34 through the slideway 35; that is, the eccentric wheel 31 and the crank 33 synchronously rotate, so that the shaking cavity 7 moves up and down along the vertical direction of the inclined direction while reciprocating and linearly along the inclined direction, the shaking effect of the shaking cavity 7 is improved, and the screening effect of the second discharging plate 22 on the diversion cavity 20 is further improved.
Further, as shown in fig. 4, the rotating structure includes a first fixed rack 26 fixedly connected with the supporting cavity 2, a first gear rotatably connected with the shaking cavity 7 is meshed with the first fixed rack 26, and the height of the first fixed rack 26 is greater than the thickness of the first gear; the first gear is connected with a first bevel gear set 27, and the output end of the first bevel gear set 27 is rotationally connected with a rotating disc; the rotating disc is rotationally connected with a connecting rod 28, the connecting rod 28 is rotationally connected with a rotating rod 29, and the center position of the rotating rod 29 is coaxially fixedly connected with the diversion cavity 20; the two ends of the rotating rod 29 are respectively provided with a sliding block, and the shaking cavity 7 is provided with a sector sliding groove matched with the sliding blocks.
When the rotating structure is used, when the shaking cavity 7 moves in the inclined direction, the first gear rotates along the shaking cavity 7 under the action of the first fixed rack 26; when the shaking chamber 7 moves in a direction perpendicular to the tilting direction, the first gear slides in the height direction of the first fixed rack 26; when the first gear rotates, the first gear drives the first bevel gear set 27 to rotate, and the first bevel gear set 27 drives the rotating disc to rotate; the rotating disc drives the rotating rod 29 to rotate through the connecting rod 28, and the rotating rod 29 drives the diversion cavity 20 to rotate along the shaking cavity 7; the sliding block is matched with the fan-shaped sliding groove to guide the rotation of the flow guiding cavity 20, so that the stability of the flow guiding cavity 20 is improved.
Further, as shown in fig. 6, the moving structure 25 includes a second fixed rack 39 fixedly connected with the supporting cavity 2, a second gear 44 rotatably connected with the shaking cavity 7 is meshed with the second fixed rack 39, and the height of the second fixed rack 39 is greater than the thickness of the second gear 44; the second gear 44 is connected with a universal coupling 40, and the output end of the universal coupling 40 is connected with a second bevel gear set 41 which is rotationally connected with the diversion cavity 20; the output end of the second bevel gear set 41 is connected with a rotating rod 42, a push rod 43 is rotatably connected to the rotating rod 42, and the push rod 43 is rotatably connected with the sliding plate 24.
When the moving structure 25 is in use, the motion track of the second gear 44 is consistent with the motion track of the first gear; when the second gear 44 rotates, the second gear 44 drives the universal coupling 40 to rotate, the universal coupling 40 drives the second bevel gear set 41 to rotate, the second bevel gear set 41 drives the rotating rod 42 to rotate, and the rotating rod 42 drives the sliding plate 24 to slide along the diversion cavity 20 through the push rod 43.
Further, as shown in fig. 3, the screening cavity 5 is provided with a small screening hole 19 matched with the first discharging plate 21, the screening cavity 5 is also provided with a large screening hole 18 matched with the second discharging plate 22, and the supporting cavity 2 is fixedly connected with a guide plate 12 for guiding the material into the guide cavity 20. The materials are screened through the small screening holes 19, the mixed materials fall onto the second discharging plate 22 through the large screening holes 18, and secondary screening is carried out through the second discharging plate 22, so that the screening effect of the application is improved; the raw materials flowing out through the small screening holes 19 and the large screening holes 18 fall into the diversion cavity 20 through the diversion plate 12.
Further, a screening motor 13 is fixedly connected to the screening cavity 5, an input wheel 14 is connected to the output end of the screening motor 13, and the input wheel 14 is coaxially fixedly connected with one of the propellers; the input wheel 14 is meshed with a first idler wheel 15, and the first idler wheel 15 is meshed with a second idler wheel 16; the second idler wheel 16 is meshed with an output wheel 17, and the output wheel 17 is fixedly connected with the other propeller coaxially.
When the propellers need to rotate, a screening motor 13 is started, the screening motor 13 drives an input wheel 14 to rotate, and the input wheel 14 drives one of the propellers to rotate; the input wheel 14 drives the output wheel 17 to rotate through the first idler wheel 15 and the second idler wheel 16, and the output wheel 17 drives the other propeller to rotate; by arranging the input wheel 14, the first idler wheel 15, the second idler wheel 16 and the output wheel 17, the rotation directions of the pair of propellers are opposite, raw materials are extruded and crushed by the rotation of the pair of propellers, the crushing property of the raw materials is improved, and the quantity of large-particle raw materials in the raw materials is further reduced.
Further, as shown in fig. 4, one end of the flow guiding cavity 20 is fixedly connected with a first discharge port 3 matched with the first discharge plate 21 and the third discharge plate 46, and the other end of the flow guiding cavity 20 is fixedly connected with a second discharge port 6 matched with the second discharge plate 22; a partition board 45 is fixedly connected to one end of the first discharging board 21, which is close to the second discharging board 22; the small-particle raw materials flow into the first discharge port 3 through the guide of the first discharge plate 21 and the third discharge plate 46, flow out through the first discharge port 3, and the large-particle raw materials flow into the second discharge port 6 through the second discharge plate 22 and flow out through the second discharge port 6.
The working process of the invention is as follows:
When the invention is used, graphite raw materials are added through the feed inlet 4; starting a screening motor 13, wherein the screening motor 13 drives an input wheel 14 to rotate, and the input wheel 14 drives one of the propellers to rotate; the input wheel 14 drives the output wheel 17 to rotate through the first idler wheel 15 and the second idler wheel 16, and the output wheel 17 drives the other propeller to rotate; the raw materials are driven to move upwards along the inclined screening holes by the pair of propellers with opposite rotation directions, and under the extrusion action of the pair of propellers, the large-particle raw materials are crushed, so that the large particles in the graphite raw materials can be effectively reduced, and the screening effect of the screening cavity 5 is improved.
In addition, a pair of propellers drive the graphite raw materials to move upwards, the raw materials with small particles fall onto the first discharge plate 21 through the small screening holes 19, the mixed raw materials with small particles and large particles fall onto the second discharge plate 22 through the large screening holes 18, and the mixed raw materials are screened again under the action of the screening holes on the second discharge plate 22, so that the raw materials with small particles fall onto the third discharge plate 46 through the screening holes; the small-particle raw materials flow into the first discharge port 3 through the guide of the first discharge plate 21 and the third discharge plate 46, flow out through the first discharge port 3, and the large-particle raw materials flow into the second discharge port 6 through the second discharge plate 22 and flow out through the second discharge port 6.
At the same time, starting a shaking motor, wherein the shaking motor drives one of the eccentric wheels 31 to move; in addition, the shaking motor drives the driving wheel 30 to rotate, the driving wheel 30 drives the driven wheel 10 to rotate through the chain 8, the middle wheel 9 and the second chain, and the driven wheel 10 drives the other eccentric wheel 31 to rotate; the eccentric wheel 31 rotates along the supporting cavity 2, the eccentric wheel 31 is matched with the driving groove to drive the driving block 32 to move, and the driving block 32 drives the lifting block 34 to slide along the supporting cavity 2; the lifting block 34 drives the shaking cavity 7 to move up and down through the slideway 35; simultaneously, the eccentric wheel 31 drives the crank 33 to rotate, the crank 33 drives the synchronizing rod 37 to rotate through the traction rod 36, the synchronizing rod 37 moves through the moving rod 38, and the moving rod 38 drives the shaking cavity 7 to slide along the lifting block 34 through the slideway 35; that is, the eccentric wheel 31 and the crank 33 synchronously rotate, so that the shaking cavity 7 moves up and down along the vertical direction of the inclined direction while moving in a reciprocating and linear mode along the inclined direction, the screening effect of screening holes on the second discharging plate 22 can be effectively improved, and the small particle raw materials can also be effectively improved to flow out along the first discharging plate 21 and the third discharging plate 46 in a sliding mode.
In addition, when the shaking cavity 7 moves in the inclined direction, the first gear rotates along the shaking cavity 7 under the action of the first fixed rack 26; when the shaking chamber 7 moves in a direction perpendicular to the tilting direction, the first gear slides in the height direction of the first fixed rack 26; when the first gear rotates, the first gear drives the first bevel gear set 27 to rotate, and the first bevel gear set 27 drives the rotating disc to rotate; the rotating disc drives the rotating rod 29 to rotate through the connecting rod 28, and the rotating rod 29 drives the diversion cavity 20 to rotate along the shaking cavity 7; the diversion cavity 20 rotates clockwise along with the movement of the shaking cavity 7 towards the direction of the charging hole 4, and the diversion cavity 20 rotates anticlockwise along with the movement of the shaking cavity 7 away from the direction of the charging hole 4.
The motion track of the second gear 44 is consistent with that of the first gear, the second gear 44 drives the universal coupling 40 to rotate, the universal coupling 40 drives the second bevel gear set 41 to rotate, the second bevel gear set 41 drives the rotary rod 42 to rotate, the rotary rod 42 drives the sliding plate 24 to slide along the flow guiding cavity 20 through the push rod 43, and the sliding plate 24 drives the push plate 23 to move in the same direction as the shaking cavity 7 moves in the inclined direction.
When the shaking cavity 7 moves towards the charging hole 4, the diversion cavity 20 rotates clockwise, the inclination angles of the first discharging plate 21 and the third discharging plate 46 are increased, and the small particle raw materials are convenient to flow out from the first discharging plate 21 and the third discharging plate 46; the inclination of the second discharging plate 22 is reduced, and at the moment, the pushing plate 23 pushes the mixed raw materials to enable the mixed raw materials to fall into the screening holes after moving upwards, so that the screening effect of the screening holes is improved, and the screening holes can be effectively prevented from being blocked by large-particle materials. When the shaking cavity 7 moves in the direction away from the charging port 4, the diversion cavity 20 rotates anticlockwise, the inclination angle of the second discharging plate 22 is increased, at this time, the push plate 23 moves in the direction away from the charging port 4, and the push plate 23 and the second discharging plate 22 cooperate to drive the large-particle raw material to flow out.
Claims (4)
1. Screening device is used in production of isostatic pressing graphite, its characterized in that: comprises a supporting cavity (2), wherein a screening cavity (5) which is obliquely arranged is arranged on the supporting cavity (2); one end of the screening cavity (5) at the low position is provided with a feed inlet (4), and a pair of propellers with opposite rotation directions are rotationally connected to the screening cavity (5); a shaking cavity (7) which moves up and down along the vertical direction of the inclined direction while reciprocating in the straight line along the inclined direction is arranged in the supporting cavity (2), and the shaking cavity (7) is arranged below the screening cavity (5); the shaking cavity (7) is rotationally connected with a flow guide cavity (20), the flow guide cavity (20) rotates clockwise along with the movement of the shaking cavity (7) towards the direction of the charging port (4), and the flow guide cavity (20) rotates anticlockwise along with the movement of the shaking cavity (7) away from the direction of the charging port (4);
A first discharging plate (21) is arranged in the diversion cavity (20), and a second discharging plate (22) is fixedly connected to the first discharging plate (21); a third discharging plate (46) arranged below the first discharging plate (21) is fixedly connected to one end, far away from the first discharging plate (21), of the second discharging plate (22), and screening holes matched with the third discharging plate (46) are formed in the second discharging plate (22); the guide cavity (20) is connected with a sliding plate (24) in a sliding manner, the sliding plate (24) moves along with the movement of the shaking cavity (7), the movement direction of the sliding plate (24) is consistent with the movement direction of the shaking cavity (7) along the inclined direction, and a plurality of pushing plates (23) matched with the second discharging plate (22) are uniformly distributed on the sliding plate (24);
Two pairs of shaking structures (11) which drive the shaking cavity (7) to move are arranged in the supporting cavity (2), and the two pairs of shaking structures (11) are respectively arranged at two sides of the shaking cavity (7); a moving structure (25) for driving the sliding plate (24) to move is arranged on the flow guide cavity (20), and the moving structure (25) moves along with the movement of the shaking cavity (7) driven by the shaking structure (11); a rotating structure which drives the flow guide cavity (20) to rotate in a reciprocating manner is arranged on the shaking cavity (7), and the rotating structure moves along with the shaking structure (11) to drive the shaking cavity (7) to move;
The two sides of the supporting cavity (2) are fixedly connected with a shaking motor, the output end of the shaking motor is connected with one shaking structure (11) at one side of the shaking cavity (7), and the output end of the shaking motor is also connected with a driving wheel (30); the supporting cavity (2) is rotationally connected with an intermediate wheel (9), and a chain (8) matched with the intermediate wheel (9) is arranged on the driving wheel (30); the support cavity (2) is also rotationally connected with a driven wheel (10), a second chain matched with the driven wheel (10) is arranged on the middle wheel (9), and the driven wheel (10) is connected with the other shaking structure (11) at one side of the shaking cavity (7);
the shaking structure (11) comprises an eccentric wheel (31) rotationally connected with the supporting cavity (2), a driving block (32) matched with the eccentric wheel (31) is arranged on the supporting cavity (2), and a driving groove matched with the eccentric wheel (31) is formed in the driving block (32); a lifting block (34) which is in sliding connection with the supporting cavity (2) is fixedly connected to the driving block (32), a slide way (35) which is arranged along the inclined direction is fixedly connected to the shaking cavity (7), and the shaking cavity (7) slides along the lifting block (34) through the slide way (35);
A crank (33) is fixedly connected to the eccentric wheel (31), and a traction rod (36) is rotatably connected to the crank (33); the traction rod (36) is rotationally connected with a synchronizing rod (37), and the middle part of the synchronizing rod (37) is rotationally connected with the supporting cavity (2); a moving rod (38) is rotatably connected to the synchronizing rod (37), and the other end of the moving rod (38) is rotatably connected with the shaking cavity (7);
The rotating structure comprises a first fixed rack (26) fixedly connected with the supporting cavity (2), a first gear which is rotationally connected with the shaking cavity (7) is meshed on the first fixed rack (26), and the height of the first fixed rack (26) is larger than the thickness of the first gear; the first gear is connected with a first bevel gear set (27), and the output end of the first bevel gear set (27) is rotationally connected with a rotating disc; the connecting rod (28) is rotationally connected to the rotating disc, the rotating rod (29) is rotationally connected to the connecting rod (28), and the center position of the rotating rod (29) is coaxially fixedly connected with the diversion cavity (20); both ends of the rotating rod (29) are provided with sliding blocks, and the shaking cavity (7) is provided with sector sliding grooves matched with the sliding blocks;
The moving structure (25) comprises a second fixed rack (39) fixedly connected with the supporting cavity (2), a second gear (44) rotationally connected with the shaking cavity (7) is meshed on the second fixed rack (39), and the height of the second fixed rack (39) is larger than the thickness of the second gear (44); the second gear (44) is connected with a universal coupling (40), and the output end of the universal coupling (40) is connected with a second bevel gear set (41) which is rotationally connected with the diversion cavity (20); the output end of the second bevel gear set (41) is connected with a rotating rod (42), the rotating rod (42) is rotationally connected with a push rod (43), and the push rod (43) is rotationally connected with the sliding plate (24).
2. The screening device for producing isostatic pressing graphite as claimed in claim 1, wherein: the screening cavity (5) is provided with a small screening hole (19) matched with the first discharging plate (21), the screening cavity (5) is also provided with a large screening hole (18) matched with the second discharging plate (22), and the supporting cavity (2) is fixedly connected with a guide plate (12) for guiding materials into the guide cavity (20).
3. The screening device for producing isostatic pressing graphite as claimed in claim 2, wherein: a screening motor (13) is fixedly connected to the screening cavity (5), an input wheel (14) is connected to the output end of the screening motor (13), and the input wheel (14) is coaxially fixedly connected with one of the propellers; the input wheel (14) is meshed with a first idler wheel (15), and the first idler wheel (15) is meshed with a second idler wheel (16); the second idler wheel (16) is meshed with an output wheel (17), and the output wheel (17) is fixedly connected with the other propeller coaxially.
4. The screening device for producing isostatic pressing graphite as claimed in claim 1, wherein: one end of the flow guiding cavity (20) is fixedly connected with a first discharge hole (3) matched with the first discharge plate (21) and the third discharge plate (46), and the other end of the flow guiding cavity (20) is fixedly connected with a second discharge hole (6) matched with the second discharge plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310794821.6A CN116851116B (en) | 2023-06-30 | 2023-06-30 | Screening device for isostatic pressure graphite production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310794821.6A CN116851116B (en) | 2023-06-30 | 2023-06-30 | Screening device for isostatic pressure graphite production |
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| CN116851116A CN116851116A (en) | 2023-10-10 |
| CN116851116B true CN116851116B (en) | 2024-05-31 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108686801A (en) * | 2018-05-10 | 2018-10-23 | 武汉思异汇创科技有限公司 | A kind of squash type natural graphite fine gtinding screening plant |
| DE212019000074U1 (en) * | 2019-10-28 | 2019-11-26 | Suzhou Green Rulan Environmental Protection Technology Co., Ltd. | A mobile environmental protection device |
| CN210995202U (en) * | 2019-10-14 | 2020-07-14 | 中国建筑土木建设有限公司 | Building stones particle size screening plant |
| CN211587468U (en) * | 2020-01-15 | 2020-09-29 | 济南众和中药饮片有限公司 | Traditional chinese medicine shale shaker |
| CN112058375A (en) * | 2020-07-06 | 2020-12-11 | 大同新成新材料股份有限公司 | Screening machine for semiconductor graphite production and processing and screening method thereof |
| KR102331972B1 (en) * | 2021-07-20 | 2021-12-01 | 강옥자 | Blow-sorting device having vibrating screen |
-
2023
- 2023-06-30 CN CN202310794821.6A patent/CN116851116B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108686801A (en) * | 2018-05-10 | 2018-10-23 | 武汉思异汇创科技有限公司 | A kind of squash type natural graphite fine gtinding screening plant |
| CN210995202U (en) * | 2019-10-14 | 2020-07-14 | 中国建筑土木建设有限公司 | Building stones particle size screening plant |
| DE212019000074U1 (en) * | 2019-10-28 | 2019-11-26 | Suzhou Green Rulan Environmental Protection Technology Co., Ltd. | A mobile environmental protection device |
| CN211587468U (en) * | 2020-01-15 | 2020-09-29 | 济南众和中药饮片有限公司 | Traditional chinese medicine shale shaker |
| CN112058375A (en) * | 2020-07-06 | 2020-12-11 | 大同新成新材料股份有限公司 | Screening machine for semiconductor graphite production and processing and screening method thereof |
| KR102331972B1 (en) * | 2021-07-20 | 2021-12-01 | 강옥자 | Blow-sorting device having vibrating screen |
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| CN116851116A (en) | 2023-10-10 |
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