CN115889168A - Silicon carbide anti-skinning castable and screening process thereof - Google Patents
Silicon carbide anti-skinning castable and screening process thereof Download PDFInfo
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- CN115889168A CN115889168A CN202211354454.XA CN202211354454A CN115889168A CN 115889168 A CN115889168 A CN 115889168A CN 202211354454 A CN202211354454 A CN 202211354454A CN 115889168 A CN115889168 A CN 115889168A
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- 238000012216 screening Methods 0.000 title claims abstract description 166
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 35
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000008569 process Effects 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 50
- 239000002994 raw material Substances 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000007873 sieving Methods 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims description 35
- 238000007599 discharging Methods 0.000 claims description 21
- 230000001681 protective effect Effects 0.000 claims description 16
- 206010010904 Convulsion Diseases 0.000 claims description 11
- 230000036461 convulsion Effects 0.000 claims description 11
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- 238000004140 cleaning Methods 0.000 claims description 7
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- 230000010405 clearance mechanism Effects 0.000 claims description 4
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- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 3
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- 238000005516 engineering process Methods 0.000 abstract description 4
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- 238000012545 processing Methods 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 7
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Abstract
The invention discloses a silicon carbide anti-skinning castable and a screening process thereof, and relates to the technical field of building material processing. This silicon carbide anti-skinning pouring material sieving mechanism and screening technology thereof, through extension and shrink telescopic link, the telescopic link drives the push pedal back-and-forth movement, the push pedal drives first dwang, first dwang and third dwang move, first dwang and third dwang drive first bulge tube respectively, second bulge tube and third bulge tube move, first bulge tube, the outside lug of second bulge tube and third bulge tube will block the raw materials at the inside of sieve mesh ejecting, can pass through first bulge tube like this, the inside raw materials of sieve mesh is cleared up to the outside lug of second bulge tube and third bulge tube, prevent that the raw materials from plugging up the sieve mesh, improve sieving mechanism clearance collection efficiency.
Description
Technical Field
The invention relates to the technical field of building material processing, in particular to a silicon carbide anti-skinning castable and a screening process thereof.
Background
With the continuous development of society, the demand of building materials is increasing day by day, and in order to make the structure have better performances in some aspects of wear resistance and anti-skinning, people begin to process castable, and silicon carbide anti-skinning castable is used as an essential material for construction.
The silicon carbide anti-skinning castable mainly takes silicon carbide as a main raw material, the silicon carbide is a high-quality synthetic raw material, the matrix bonding strength of the material is high, the material is compact and has good wear resistance, a compact glassy smooth substance layer can be generated on the surface of the material when the chemical reaction is carried out at high temperature, the chemical erosion of harmful gas to the refractory castable is effectively prevented, and the silicon carbide anti-skinning castable has good skinning resistance.
Many silicon carbide anti-skinning castable materials need to be screened by using screening equipment, and the castable materials with different particle sizes and different powders are classified.
For example, chinese patent CN213134007U discloses a silicon carbide anti-skinning castable screening device, wherein a vibrating device box is provided, under the rapid rotation of a vibrating block, the screening device will perform the back-and-forth movement of positive rotation and reverse rotation, generate a certain centrifugal force, a lower torsion spring generates vertical vibration, so that the screening machine main body can perform vertical vibration when performing the back-and-forth movement of positive rotation and reverse rotation, so that the castable can be rapidly spread out on a screening net, and can be rapidly separated, so that the screening speed is increased, thereby solving the problem that the castable cannot be rapidly spread out on the screening net when being fed from a feed inlet, so that the screening process is slow, and meanwhile, the torsion spring can generate elastic force or tensile force when being subjected to pressure or excessive elastic force, so that the screening machine main body changes the stress direction, and the screening is more stable.
Although can carry out vibration from top to bottom again during through the back and forth movement of screening machine main part corotation and reversal in above-mentioned patent, make the pouring material can be quick distribute on the screen cloth and come, and quick separation, make screening speed accelerate, but when the pouring material is poured into the inside of protection casing from the feeding storehouse, the pouring material falls in the inside of top screening frame, the pouring material raw materials can be stopped up the sieve mesh, reduce sieve mesh use quantity, reduce screening plant screening efficiency, for this reason, a carborundum anti-skinning pouring material screening device and screening process are provided, through first protruding pipe, the inside raw materials of sieve mesh is cleared up to the outside lug of second protruding pipe and third protruding pipe, prevent that the raw materials from stopping up the sieve mesh, improve screening plant clearance collection efficiency.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a silicon carbide anti-skinning castable and a screening process thereof, and solves the problems that the raw materials of the castable block sieve pores, the use number of the sieve pores is reduced, and the screening efficiency of a screening device is reduced.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an anti skinning pouring material sieving mechanism of carborundum, includes the screening frame, the outside fixedly connected with protection casing of screening frame, the front side of protection casing is rotated through the hinge and is connected with the rotor plate, connect clearance mechanism in the front side of rotor plate is fixed, the right side of protection casing links firmly to lead to there is air drafting mechanism, the left and right sides of screening frame inside is from last down equal fixedly connected with three sliding chamber of group in proper order, three groups sliding chamber's the equal sliding connection in inside has the change mechanism.
The invention is further configured to: clearance mechanism is including docking the frame, the front side fixed connection of fixed block and rotor plate is passed through to docking the top and the bottom of frame, docking the outside fixedly connected with telescopic link of frame, the flexible fixedly connected with push pedal of telescopic link, the first dwang of rear side fixedly connected with of push pedal, the rear side of push pedal just is located the below fixedly connected with second dwang of first dwang, the rear side of push pedal just is located the below fixedly connected with third dwang of second dwang, the outside of first dwang is rotated and is connected with first protruding pipe, the outside of second dwang is rotated and is connected with the protruding pipe of second, the outside of third dwang is rotated and is connected with the protruding pipe of third.
Through adopting above-mentioned technical scheme, let the outside lug of first bulge tube, second bulge tube and third bulge tube clear up the inside raw materials of sieve mesh, prevent that the raw materials from plugging up the sieve mesh, improve sieving mechanism clearance collection efficiency.
The invention is further configured to: the utility model discloses a ventilation structure, including ventilation mechanism, the inside fixedly connected with first filter screen in ventilation storehouse, the inside in ventilation storehouse and the rear side fixedly connected with second filter screen that is located first filter screen, the inside in ventilation storehouse and the powerful fan of rear side fixedly connected with that is located the second filter screen, the bottom intercommunication in ventilation storehouse has the conveying pipe, the top sliding connection of ventilation storehouse internal surface has the removal frame, the top of removing the frame runs through and extends to the top in ventilation storehouse, the inside of removing the frame just is located the equal fixedly connected with stripper plate in the left and right sides of first filter screen and second filter screen, fixedly connected with supporting spring between the bottom of removing the bottom of frame and the bottom of ventilation storehouse internal surface.
Through adopting above-mentioned technical scheme, let powerful fan collect the raw materials powder that drifts at the protection casing inside, reduce the protection casing that wafts of raw materials powder, reduce raw materials powder's loss, reduce the pollution of raw materials powder to the environment simultaneously.
The invention is further configured to: the change mechanism includes the screening frame, the front side of screening frame is opened and is equipped with places the hole, place the left and right sides of downthehole surface front side and all seted up the card hole, two sets of the internally mounted in card hole has the jump ring, the inside of placing the hole and the rear side that is located the jump ring have placed the sieve, and the sieve slope sets up, the sieve mesh has been seted up at the top of sieve, the top of sieve and the one side fixedly connected with dog that is located the sieve mesh.
Through adopting above-mentioned technical scheme, let the jump ring change the sieve with being connected that can be quick in card hole, improve the kind that the sieving mechanism screened the castable.
The invention is further configured to: the rear side of protection casing passes through fixed block fixedly connected with motor, the output shaft fixedly connected with transfer line of motor, down three group's cams of fixedly connected with in proper order from last in the outside of transfer line, the rear side of protection casing just is located one side of cam and has seted up the slide opening, pass through bearing fixed connection between the top of transfer line and the rear side of protection casing.
The invention is further configured to: the inside sliding connection of slide opening has the ejector pin, the outside of ejector pin just is located the rear side cover of protection casing and is equipped with first spring, the one end of ejector pin and the external contact of screening frame, the feeding storehouse is installed at the top of protection casing, the bottom sliding connection of screening frame internal surface has the collection storehouse, three groups the outside of ejector pin and the outside sliding connection of three cams of group.
The invention is further configured to: the front side of rotor plate just is located one side of push pedal from last down seted up three group's spouts, three groups the inside of spout all with the outside sliding connection of first flange, second flange and third flange.
The invention is further configured to: the left side intercommunication of sieve frame has first row of material pipe, the left side of sieve frame and the below intercommunication that is located first row of material pipe have the second to arrange the material pipe, the left side of sieve frame and the below intercommunication that is located the second and arranges the material pipe have the third to arrange the material pipe, fixedly connected with second spring between the front side of sliding bin internal surface and the front side of screen frame.
The invention is further configured to: the one end of first row material pipe and the left side intercommunication of top screening frame, the one end of second row material pipe and the left side intercommunication of middle part screening frame, the one end of third row material pipe and the left side intercommunication of bottom screening frame.
The invention is further configured to: one end of the feeding pipe penetrates through and extends to the inside of the screening frame and is located at the top of the collecting bin, and the bottoms of the three groups of screening plates are rotatably connected with the outer portions of the first convex pipe, the second convex pipe and the third convex pipe.
The invention also discloses a screening process of the silicon carbide anti-skinning castable screening device, which specifically comprises the following steps:
step one, screening preparation: rotating the rotating plate, opening the protective cover, moving the clamp springs out of the clamping holes to enable the sieve plates to be loosened in the placing holes, replacing the sieve plates in the three groups of placing holes by workers, arranging the three groups of sieve plates in a descending manner according to the sizes of sieve pores, placing the clamp springs back in the clamping holes after the sieve plates are placed, fixing the sieve plates in the placing holes by the clamp springs, replacing the first convex tube, the second convex tube and the third convex tube outside the first rotating rod, the second rotating rod and the third rotating rod by the workers according to the sizes of the sieve pores, and rotating the rotating plate again to close the protective cover;
step two, raw material screening: pouring the castable into the interior of the protective cover from the feeding bin by a worker, so that the castable falls into the interior of the top screening frame, starting a motor, driving a transmission rod to rotate by the motor, driving three groups of cams to rotate by the transmission rod, driving a push rod to move by convex points of the three groups of cams, driving a screening frame to move in the interior of a sliding bin by the push rod, when the convex points of the three groups of cams leave the push rod, driving the screening frame to move in the interior of the sliding bin and the push rod in a sliding hole by the elastic force of a first spring and a second spring, so that the three groups of screening frames move back and forth, allowing large-sized castable in the castable to be left in the top screening frame by sieve holes in the top screening frame, allowing the castable smaller than the castable to fall into the middle screening frame by sieve holes in the top screening frame, allowing the medium-sized castable in the castable to be left in the middle screening frame by sieve holes in the middle screening frame, allowing the castable smaller than the sieve holes in the bottom screening frame to fall into the bottom screening frame by sieve holes in the bottom screening frame, and allowing the castable smaller than the castable to fall into the sieve holes in the collecting bin;
step three, screening and discharging: when the three groups of screening frames move left and right, the screen plates in the three groups of screening frames move the castable in an inclined manner, and the castable is discharged through the first discharge pipe, the second discharge pipe and the third discharge pipe;
step four, powder absorption: when the three groups of screening frames move left and right, the powerful fan is started, the powerful fan moves drifting raw material powder dust in the protective cover, and when the raw material powder moves to the interior of the air draft bin, the first filter screen and the second filter screen block and collect the raw material powder dust;
step five, screening and cleaning: when the castable is discharged from the first discharging pipe, the second discharging pipe and the third discharging pipe, the telescopic rod is extended and contracted, the telescopic rod drives the push plate to move back and forth, the push plate drives the first rotating rod, the first rotating rod and the third rotating rod to move, the first rotating rod and the third rotating rod respectively drive the first convex pipe, the second convex pipe and the third convex pipe to move, and the convex blocks outside the first convex pipe, the second convex pipe and the third convex pipe are ejected out of the raw materials clamped inside the sieve mesh.
A silicon carbide anti-skinning castable is prepared by the screening process.
The invention provides a silicon carbide anti-skinning castable screening device and a screening process thereof. The method has the following beneficial effects:
(1) This silicon carbide anti-skinning pouring material sieving mechanism and screening technology thereof, through extension and shrink telescopic link, the telescopic link drives the push pedal back-and-forth movement, the push pedal drives first dwang, first dwang and third dwang move, first dwang and third dwang drive first protruding pipe respectively, second protruding pipe and third protruding pipe move, first protruding pipe, the outside lug of second protruding pipe and third protruding pipe will block at the inside raw materials of sieve mesh ejecting, can pass through first protruding pipe like this, the inside raw materials of sieve mesh is cleared up to the outside lug of second protruding pipe and third protruding pipe, prevent that the raw materials from plugging up the sieve mesh, improve sieving mechanism clearance collection efficiency.
(2) This silicon carbide anti-skinning castable sieving mechanism and screening technology thereof, through shifting out the jump ring from calorie downthehole portion, make the sieve not hard up in the inside of placing the hole, the staff changes three groups and places the sieve of downthehole portion, and down degressive range from last according to the size of sieve mesh with three groups of sieves, the back has been placed to the sieve, put back the inside in card hole to the jump ring, let the jump ring fix the sieve in the inside of placing the hole, can be quick change the sieve through being connected in jump ring and calorie hole like this, improve the kind that the sieving mechanism screened the castable.
(3) This anti skinning pouring material sieving mechanism of carborundum and screening technology thereof, through starting powerful fan, powerful fan removes the raw materials powder dust of the inside drift of protection casing, when raw materials powder removed the inside in convulsions storehouse, first filter screen and second filter screen blockked raw materials powder ash and collect, can collect the raw materials powder that drifts at the protection casing inside through powerful fan like this, reduce the protection casing that wafts out of raw materials powder, reduce raw materials powder's loss, reduce the pollution of raw materials powder to the environment simultaneously.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a screening frame according to the present invention;
FIG. 3 is a schematic view of the structure of the shield of the present invention;
FIG. 4 is an enlarged view of a portion of the invention at A in FIG. 3;
FIG. 5 is a schematic view of the rear side of the shield of the present invention;
FIG. 6 is a schematic structural view of the cleaning mechanism of the present invention;
FIG. 7 is a schematic structural view of a change mechanism of the present invention;
FIG. 8 is a schematic view of the inner structure of the screening frame of the present invention;
FIG. 9 is a schematic structural view of a clamp spring according to the present invention;
FIG. 10 is a schematic view of the interior of the drafts mechanism of the present invention;
fig. 11 is a schematic structural view of the interior of the sliding chamber of the present invention.
In the figure, 1, a screening frame; 2. a protective cover; 3. a rotating plate; 4. a cleaning mechanism; 5. an air draft mechanism; 6. a sliding bin; 7. a mechanism is replaced; 8. a docking rack; 9. a telescopic rod; 10. pushing the plate; 11. a first rotating lever; 12. a second rotating lever; 13. a third rotating rod; 14. a first male pipe; 15. a second convex pipe; 16. a third convex pipe; 17. a wind-pumping bin; 18. a first filter screen; 19. a second filter screen; 20. a powerful fan; 21. a feed pipe; 22. a movable frame; 23. a pressing plate; 24. a support spring; 25. screening frames; 26. placing holes; 27. a clamping hole; 28. a clamp spring; 29. a sieve plate; 30. screening holes; 31. a stopper; 32. a motor; 33. a transmission rod; 34. a cam; 35. a slide hole; 36. a bearing; 37. a top rod; 38. a first spring; 39. a feeding bin; 40. a collection bin; 41. a chute; 42. a first discharging pipe; 43. a second discharge pipe; 44. a third discharge conduit; 45. a second spring.
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.
Referring to fig. 1 to 11, an embodiment of the present invention provides a technical solution: the utility model provides an anti skinning pouring material sieving mechanism of carborundum, includes screening frame 1, and the outside fixedly connected with protection casing 2 of screening frame 1, the front side of protection casing 2 is connected with rotor plate 3 through the hinge rotation, connects clearance mechanism 4 in the front side of rotor plate 3 is fixed, and the right side of protection casing 2 links firmly to lead to has ventilation mechanism 5, and sliding bin 6 of three groups of from last equal fixedly connected with down in proper order in both sides about screening frame 1 is inside, and the equal sliding connection in inside of sliding bin 6 of three groups has change mechanism 7.
As a preferable scheme, as shown in fig. 6, the cleaning mechanism 4 includes a docking rack 8, the top and the bottom of the docking rack 8 are fixedly connected to the front side of the rotating plate 3 through a fixing block, an external fixedly connected to the docking rack 8 is a telescopic rod 9, the telescopic rod 9 is ANT-26, the telescopic rod 9 is electrically connected to a rechargeable battery (not shown in the figure), and is controlled by a control switch, the telescopic end of the telescopic rod 9 is fixedly connected to a push plate 10, the rear side of the push plate 10 is fixedly connected to a first rotating rod 11, the rear side of the push plate 10 is fixedly connected to a second rotating rod 12 below the first rotating rod 11, the rear side of the push plate 10 is fixedly connected to a third rotating rod 13 below the second rotating rod 12, the external rotation of the first rotating rod 11 is connected to a first convex tube 14, the external rotation of the second rotating rod 12 is connected to a second convex tube 15, and the external rotation of the third rotating rod 13 is connected to a third convex tube 16.
Through extension and shrink telescopic link 9, telescopic link 9 drives the 10 back-and-forth movements of push pedal, push pedal 10 drives first dwang 11, first dwang 11 and third dwang 13 remove, first dwang 11 and third dwang 13 drive first protruding pipe 14 respectively, second protruding pipe 15 and third protruding pipe 16 remove, first protruding pipe 14, the outside lug of second protruding pipe 15 and third protruding pipe 16 will block at the inside raw materials of sieve mesh 30 ejecting, can pass through first protruding pipe 14 like this, the inside raw materials of sieve mesh 30 are cleared up to the outside lug of second protruding pipe 15 and third protruding pipe 16, prevent that the raw materials from plugging up sieve mesh 30, improve sieving mechanism clearance collection efficiency.
As a preferred scheme, as shown in fig. 10, the air draft mechanism 5 includes an air draft bin 17, a first filter screen 18 is fixedly connected to the inside of the air draft bin 17, a second filter screen 19 is fixedly connected to the rear side of the first filter screen 18 and is located inside the air draft bin 17, a powerful fan 20 is fixedly connected to the rear side of the second filter screen 19 and is located inside the air draft bin 17, a feeding pipe 21 is communicated with the bottom of the air draft bin 17, a movable frame 22 is slidably connected to the top of the inner surface of the air draft bin 17, the top of the movable frame 22 penetrates through and extends to the top of the air draft bin 17, a squeezing plate 23 is fixedly connected to the left side and the right side of the movable frame 22 and is located on the first filter screen 18 and the second filter screen 19, and a supporting spring 24 is fixedly connected between the bottom of the movable frame 22 and the bottom of the inner surface of the air draft bin 17.
After the screening is completed, the staff presses the movable frame 22, the movable frame 22 moves through the extrusion plate 23, the extrusion plate 23 cleans the silicon carbide anti-skinning castable powder outside the first filter screen 18 and the second filter screen 19, and the silicon carbide anti-skinning castable powder flows into the collecting bin 40 through the feeding pipe 21.
Through starting powerful fan 20, powerful fan 20 removes the raw materials powder dust of the inside drift of protection casing 2, and when raw materials powder removed the inside of convulsions storehouse 17, first filter screen 18 and second filter screen 19 blockked and collect raw materials powder dust, can collect the raw materials powder that drifts in protection casing 2 inside through powerful fan 20 like this, reduce raw materials powder's the protection casing 2 that wafts, reduce raw materials powder's loss, reduce the pollution of raw materials powder to the environment simultaneously.
As a preferred scheme, as shown in fig. 7-9, the replacing mechanism 7 includes a screening frame 25, a placing hole 26 is opened at the front side of the screening frame 25, clamping holes 27 are opened at the left and right sides of the front side of the inner surface of the placing hole 26, clamping springs 28 are installed inside the two groups of clamping holes 27, a screening plate 29 is placed inside the placing hole 26 and at the rear side of the clamping springs 28, a screening hole 30 is opened at the top of the screening plate 29, and a stopper 31 is fixedly connected to the top of the screening plate 29 and at one side of the screening hole 30.
The stopper 31 blocks the material on the top of the screen plate 29 to separate the large and small materials, and the material leaks from the screen holes 30 on the top of the screen plate 29.
Through shifting out jump ring 28 from card hole 27 is inside, make the sieve 29 not hard up in the inside of placing hole 26, the staff changes three groups and places the inside sieve 29 of hole 26, and with three group's sieve 29 according to sieve mesh 30 size from last descending arrangement, sieve 29 is placed the back, put back jump ring 28 the inside in card hole 27, let jump ring 28 fix sieve 29 in the inside of placing hole 26, can be quick change sieve 29 through jump ring 28 and card hole 27's being connected like this, improve the kind of the pouring material of sieving mechanism screening.
Preferably, as shown in fig. 5, the rear side of the shield 2 is fixedly connected with a motor 32 through a fixing block, an output shaft of the motor 32 is fixedly connected with a transmission rod 33, three groups of cams 34 are fixedly connected to the outside of the transmission rod 33 from top to bottom in sequence, a sliding hole 35 is formed in one side of the cam 34 on the rear side of the shield 2, and the top of the transmission rod 33 is fixedly connected with the rear side of the shield 2 through a bearing 36.
The invention is further configured to: the inside sliding connection of slide opening 35 has ejector pin 37, and the outside of ejector pin 37 just is located the rear side cover of protection casing 2 and is equipped with first spring 38, and the outside contact of one end and screening frame 25 of ejector pin 37, the top of protection casing 2 is installed and is fed feed bin 39, and the bottom sliding connection of screening frame 1 internal surface has collection bin 40, and the outside of three ejector pins 37 of group and the outside sliding connection of three group cams 34.
The invention is further configured to: three sets of chutes 41 are sequentially formed in the front side of the rotating plate 3 and on one side of the push plate 10 from top to bottom, and the insides of the three sets of chutes 41 are all in sliding connection with the outsides of the first convex pipe 14, the second convex pipe 15 and the third convex pipe 16.
The invention is further configured to: a first discharging pipe 42 is communicated with the left side of the screening frame 1, a second discharging pipe 43 is communicated with the left side of the screening frame 1 and is positioned below the first discharging pipe 42, a third discharging pipe 44 is communicated with the left side of the screening frame 1 and is positioned below the second discharging pipe 43, and a second spring 45 is fixedly connected between the front side of the inner surface of the sliding bin 6 and the front side of the screening frame 25.
The invention is further configured to: one end of the first discharging pipe 42 is communicated with the left side of the top screening frame 25, one end of the second discharging pipe 43 is communicated with the left side of the middle screening frame 25, and one end of the third discharging pipe 44 is communicated with the left side of the bottom screening frame 25.
The invention is further configured to: one end of the feeding pipe 21 penetrates and extends to the inside of the screening frame 1 and is positioned at the top of the collecting bin 40, and the bottoms of the three groups of screening plates 29 are rotatably connected with the outer parts of the first convex pipe 14, the second convex pipe 15 and the third convex pipe 16.
The screening process of the silicon carbide anti-skinning castable screening device specifically comprises the following steps:
step one, screening preparation: rotating the rotating plate 3, opening the protective cover 2, moving the clamp springs 28 out of the clamping holes 27 to enable the sieve plates 29 to be loosened in the placing holes 26, replacing the sieve plates 29 in the three groups of placing holes 26 by workers, arranging the three groups of sieve plates 29 in a descending manner from top to bottom according to the sizes of the sieve holes 30, after the sieve plates 29 are placed, placing the clamp springs 28 back in the clamping holes 27 to enable the clamp springs 28 to fix the sieve plates 29 in the placing holes 26, replacing the first convex tubes 14, the second convex tubes 15 and the third convex tubes 16 outside the first rotating rod 11, the second rotating rod 12 and the third rotating rod 13 by the workers according to the sizes of the sieve holes 30, and then rotating the rotating plate 3 to close the protective cover 2;
step two, screening raw materials: the operator pours the casting material into the interior of the protective hood 2 from the feeding bin 39, so that the casting material falls into the interior of the top screening frame 25, the motor 32 is started, the motor 32 drives the transmission rod 33 to rotate, the transmission rod 33 drives the three groups of cams 34 to rotate, the salient points of the three groups of cams 34 push the ejector rod 37 to move, the ejector rod 37 pushes the screening frame 25 to move in the interior of the sliding bin 6, when the salient points of the three groups of cams 34 leave the ejector rod 37, the elastic forces of the first spring 38 and the second spring 45 push the screening frame 25 to move in the interior of the sliding bin 6 and the ejector rod 37 in the sliding hole 35, so as to move the three groups of screening frames 25 back and forth, the large castable material in the castable is left in the top screening frame 25 by the sieve holes 30 in the top screening frame 25, the castable material smaller than the sieve holes 30 falls in the middle screening frame 25 through the sieve holes 30 in the top screening frame 25, the medium castable material in the castable material is left in the middle screening frame 25 by the sieve holes 30 in the middle screening frame 25, the castable material smaller than the sieve holes 30 falls in the bottom screening frame 25 through the sieve holes 30 in the middle screening frame 25, the castable material powder castable material is left in the bottom screening frame 25 by the sieve holes 30 in the bottom screening frame 25, and the castable material smaller than the sieve holes 30 falls in the collecting bin 40 through the sieve holes 30 in the bottom screening frame 25;
step three, screening and discharging: while the three groups of screening frames 25 move left and right, the screen plates 29 in the three groups of screening frames 25 move the castable in the three groups of screening frames 25 in an inclined manner, and the castable is discharged through the first discharge pipe 42, the second discharge pipe 43 and the third discharge pipe 44;
step four, powder absorption: when the three groups of screening frames 25 move left and right, the powerful fan 20 is started, the powerful fan 20 moves drifting raw material powder dust inside the protective cover 2, and when the raw material powder moves inside the air draft bin 17, the first filtering screen 18 and the second filtering screen 19 block and collect the raw material powder dust;
step five, screening and cleaning: when the castable is discharged from the first discharging pipe 42, the second discharging pipe 43 and the third discharging pipe 44, the telescopic rod 9 is extended and contracted, the telescopic rod 9 drives the push plate 10 to move back and forth, the push plate 10 drives the first rotating rod 11, the first rotating rod 11 and the third rotating rod 13 to move, the first rotating rod 11 and the third rotating rod 13 respectively drive the first convex pipe 14, the second convex pipe 15 and the third convex pipe 16 to move, and the raw materials clamped inside the sieve mesh 30 are ejected out by the bumps outside the first convex pipe 14, the second convex pipe 15 and the third convex pipe 16.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (10)
1. The utility model provides an anti skinning pouring material sieving mechanism of carborundum, includes screen frame (1), its characterized in that: the screening device is characterized in that a protective cover (2) is fixedly connected to the outside of the screening frame (1), a rotating plate (3) is rotatably connected to the front side of the protective cover (2) through a hinge, a cleaning mechanism (4) is fixedly connected to the front side of the rotating plate (3), an air draft mechanism (5) is fixedly connected to the right side of the protective cover (2), three groups of sliding bins (6) are fixedly connected to the left side and the right side of the inside of the screening frame (1) from top to bottom in sequence, and a replacing mechanism (7) is slidably connected to the insides of the three groups of sliding bins (6);
clearance mechanism (4) are including butt joint frame (8), the front side fixed connection of fixed block and rotor plate (3) is passed through to the top and the bottom of butt joint frame (8), outside fixedly connected with telescopic link (9) of butt joint frame (8), telescopic end fixedly connected with push pedal (10) of telescopic link (9), the first dwang (11) of rear side fixedly connected with of push pedal (10), the rear side of push pedal (10) just is located the below fixedly connected with second dwang (12) of first dwang (11), the rear side of push pedal (10) just is located the below fixedly connected with third dwang (13) of second dwang (12), the outside of first dwang (11) is rotated and is connected with first flange (14), the outside of second dwang (12) is rotated and is connected with second flange (15), the outside of third dwang (13) is rotated and is connected with third flange (16).
2. The silicon carbide anti-skinning castable screening device according to claim 1, characterized in that: convulsions mechanism (5) are including convulsions storehouse (17), the first filter screen of inside fixedly connected with (18) in convulsions storehouse (17), the inside in convulsions storehouse (17) and rear side fixedly connected with second filter screen (19) that are located first filter screen (18), the inside in convulsions storehouse (17) and the rear side fixedly connected with powerful fan (20) that are located second filter screen (19), the bottom intercommunication in convulsions storehouse (17) has conveying pipe (21), the top sliding connection of convulsions storehouse (17) internal surface has removal frame (22), the top of removing frame (22) is run through and is extended to the top in convulsions storehouse (17), the inside of removing frame (22) and the equal fixedly connected with stripper plate (23) in the left and right sides that is located first filter screen (18) and second filter screen (19), fixedly connected with support spring (24) between the bottom of removing the bottom of frame (22) and the bottom of convulsions storehouse (17) internal surface.
3. The silicon carbide anti-skinning castable screening device according to claim 1, characterized in that: the replacing mechanism (7) comprises a screening frame (25), a placing hole (26) is formed in the front side of the screening frame (25), clamping holes (27) are formed in the left side and the right side of the front side of the inner surface of the placing hole (26), clamping springs (28) are arranged in the clamping holes (27), a screening plate (29) is placed in the placing hole (26) and located on the rear side of the clamping springs (28), screening holes (30) are formed in the top of the screening plate (29), and a blocking block (31) is fixedly connected to one side of the top of the screening plate (29) and located on the screening holes (30).
4. The silicon carbide anti-skinning castable screening device according to claim 1, characterized in that: the rear side of protection casing (2) passes through fixed block fixedly connected with motor (32), the output shaft fixedly connected with transfer line (33) of motor (32), the outside of transfer line (33) is from last three group cam (34) of down fixedly connected with in proper order, slide opening (35) have been seted up to the rear side of protection casing (2) and the one side that is located cam (34), through bearing (36) fixed connection between the top of transfer line (33) and the rear side of protection casing (2).
5. The silicon carbide anti-skinning castable screening device according to claim 4, characterized in that: the inside sliding connection of slide opening (35) has ejector pin (37), the outside of ejector pin (37) and the rear side cover that is located protection casing (2) are equipped with first spring (38), the one end of ejector pin (37) and the external contact of screening frame (25), feeding storehouse (39) are installed at the top of protection casing (2), the bottom sliding connection of screening frame (1) internal surface has collection storehouse (40), three groups the outside of ejector pin (37) and the outside sliding connection of three group cams (34).
6. The silicon carbide anti-skinning castable screening device according to claim 1, characterized in that: the front side of rotor plate (3) just is located one side of push pedal (10) and has down seted up three group spout (41) from last in proper order, three groups the inside of spout (41) all with the outside sliding connection of first flange (14), second flange (15) and third flange (16).
7. The silicon carbide anti-skinning castable screening device according to claim 3, characterized in that: the left side intercommunication of screen frame (1) has first row of material pipe (42), the below intercommunication that the left side of screen frame (1) just is located first row of material pipe (42) has the second to arrange material pipe (43), the below intercommunication that the left side of screen frame (1) just is located second row of material pipe (43) has the third to arrange material pipe (44), fixedly connected with second spring (45) between the front side of sliding bin (6) internal surface and the front side of screen frame (25).
8. The silicon carbide anti-skinning castable screening device according to claim 7, characterized in that: the one end of first row material pipe (42) and the left side intercommunication of top screening frame (25), the one end of second row material pipe (43) and the left side intercommunication of middle part screening frame (25), the one end of third row material pipe (44) and the left side intercommunication of bottom screening frame (25).
9. The silicon carbide anti-skinning castable screening device according to claim 5, characterized in that: one end of each feeding pipe (21) penetrates through and extends to the inside of the screening frame (1) and is located at the top of the collecting bin (40), and the bottoms of the three groups of screening plates (29) are rotatably connected with the outer portions of the first convex pipes (14), the second convex pipes (15) and the third convex pipes (16).
10. A screening process of a silicon carbide anti-skinning castable screening device is characterized by comprising the following steps: the method specifically comprises the following steps:
step one, screening preparation: rotating the rotating plate (3), opening the protective cover (2), moving the clamp springs (28) out of the clamping holes (27) to enable the sieve plates (29) to be loosened inside the placing holes (26), replacing the sieve plates (29) inside the three groups of placing holes (26) by workers, arranging the three groups of sieve plates (29) in a descending manner from top to bottom according to the sizes of sieve holes (30), placing the clamp springs (28) back into the clamping holes (27) after the sieve plates (29) are placed, fixing the sieve plates (29) inside the placing holes (26) by the clamp springs (28), replacing the first convex pipe (14), the second convex pipe (15) and the third convex pipe (16) outside the first rotating rod (11), the second rotating rod (12) and the third rotating rod (13) by the workers according to the sizes of the sieve holes (30), rotating the rotating plate (3) again, and closing the protective cover (2);
step two, raw material screening: pouring castable into the interior of the protective cover (2) from the feeding bin (39) by a worker, enabling the castable to fall into the interior of the top screening frame (25), starting the motor (32), driving the transmission rod (33) to rotate by the motor (32), driving the three groups of cams (34) to rotate by the transmission rod (33), pushing the ejector rods (37) to move by the salient points of the three groups of cams (34), pushing the screening frame (25) to move in the interior of the sliding bin (6) by the ejector rods (37), when the salient points of the three groups of cams (34) leave the ejector rods (37), pushing the screening frame (25) to move in the interior of the sliding bin (6) and the ejector rods (37) by the elastic forces of the first springs (38) and the second springs (45), so as to move the three groups of screening frames (25) back and forth, enabling the screen holes (30) in the top screening frame (25) to retain the large castable in the top screening frame (25), enabling the castable smaller than the castable to fall into the middle screening frame (25) through the screen holes (30) in the middle screening frame (25), and enabling the castable to pass through the middle screening frame (25), pouring material powder pouring materials are left in the bottom screening frame (25) through the screen holes (30) in the bottom screening frame (25), and the pouring materials smaller than the screen holes (30) fall into the collecting bin (40) through the screen holes (30) in the bottom screening frame (25);
step three, screening and discharging: when the three groups of screening frames (25) move left and right, the screen plates (29) in the three groups of screening frames (25) move obliquely to discharge the castable in the three groups of screening frames (25) through the first discharge pipe (42), the second discharge pipe (43) and the third discharge pipe (44);
step four, powder absorption: when the three groups of screening frames (25) move left and right, the powerful fan (20) is started, the powerful fan (20) moves drifting raw material powder dust inside the protective cover (2), and when the raw material powder moves inside the air draft bin (17), the first filtering screen (18) and the second filtering screen (19) block and collect the raw material powder dust;
step five, screening and cleaning: when the castable is discharged from the first discharging pipe (42), the second discharging pipe (43) and the third discharging pipe (44), the telescopic rod (9) is extended and contracted, the telescopic rod (9) drives the push plate (10) to move back and forth, the push plate (10) drives the first rotating rod (11), the first rotating rod (11) and the third rotating rod (13) to move, the first rotating rod (11) and the third rotating rod (13) respectively drive the first convex pipe (14), the second convex pipe (15) and the third convex pipe (16) to move, and the convex blocks outside the first convex pipe (14), the second convex pipe (15) and the third convex pipe (16) push out the raw materials clamped in the sieve holes (30).
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| CN202211354454.XA CN115889168A (en) | 2022-11-01 | 2022-11-01 | Silicon carbide anti-skinning castable and screening process thereof |
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| CN202211354454.XA CN115889168A (en) | 2022-11-01 | 2022-11-01 | Silicon carbide anti-skinning castable and screening process thereof |
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Application publication date: 20230404 |