CN218047799U - Oxide ceramic prilling granulator - Google Patents
Oxide ceramic prilling granulator Download PDFInfo
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- CN218047799U CN218047799U CN202222510309.8U CN202222510309U CN218047799U CN 218047799 U CN218047799 U CN 218047799U CN 202222510309 U CN202222510309 U CN 202222510309U CN 218047799 U CN218047799 U CN 218047799U
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Abstract
An oxide ceramic granulating device is applied to granulation in daily experiments or small test scenes and comprises a shell, wherein a feed inlet is formed in the upper top end of the shell, a first driving motor is arranged on the upper top wall of the outer side of the shell, a main shaft vertically penetrates through the upper top wall of the shell, the lower part of the main shaft is positioned in the shell, and the upper end of the main shaft is connected with a rotating shaft of the first driving motor; a first gate valve is arranged below the main shaft, a first compression roller and a second compression roller are arranged below the first gate valve, the first compression roller and the second compression roller are arranged adjacently, concave grooves are formed in the side surfaces of the first compression roller and the second compression roller, the first compression roller is sleeved on the first rotating shaft, the second compression roller is sleeved on the second rotating shaft, and the driving mechanism drives the first compression roller and the second compression roller to rotate relatively to extrude and granulate oxide powder; a second gate valve is arranged below the first compression roller and the second compression roller in the shell, a screen is arranged below the second gate valve, and a discharge hole is formed in the lower bottom of the shell.
Description
Technical Field
The utility model relates to a casting oxide ceramic crucible preparation field, concretely relates to oxide ceramic prilling granulator.
Background
From the viewpoint of advanced ceramic preparation process theory, the finer the particle size of the ceramic powder is, the more favorable the sintering of the ceramic product and the solid phase reaction in the sintering process are, but the finer the powder is, the lighter the particle is, the larger the specific surface area is, the poorer the particle fluidity is, the more difficult the mold is filled uniformly during compression molding, and the adverse effect is on the ceramic molding performance. The granules with certain particle size, certain false grain gradation and better fluidity are prepared by adopting a plasticizing and granulating process.
In order to meet the production requirements of compression molding or isostatic pressing molding in the ceramic preparation process, a double-roller rolling process, a spray drying granulation process and a friction sieving granulation process are commonly adopted for granulation at present. The existing roller type rolling granulation process and spray drying granulation equipment are large-scale equipment, are not suitable for daily experiments and small-scale production, are generally carried out by adopting manual granulation modes such as friction granulation and the like, have high labor intensity of mixing and stirring, are difficult to distribute uniformly by plasticizer, have low granulation efficiency, and have the problem of damage caused by frequent friction and extrusion of a screen in the friction granulation process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oxide ceramic prilling granulator realizes daily test or the production of lab scale granule, and concrete scheme as follows.
An oxide ceramic granulating device comprises a shell, a first driving motor, a main shaft, a stirring rod, a material guide plate, a first gate valve, a first compression roller, a second compression roller, a first rotating shaft, a second rotating shaft, a driving mechanism and a screen; the upper top end of the shell is provided with a feeding hole, the first driving motor is arranged on the upper top wall on the outer side of the shell, the main shaft vertically penetrates through the upper top wall of the shell, the lower portion of the main shaft is positioned in the shell, the main shaft is rotatably connected with the upper top wall of the shell through a bearing structure, the upper end of the main shaft is connected with a rotating shaft of the first driving motor, and a stirring rod is arranged on the side surface of the main shaft positioned in the shell;
a first gate valve is arranged below the main shaft, a first compression roller and a second compression roller are arranged below the first gate valve, the first compression roller and the second compression roller are arranged adjacently, concave grooves are formed in the side surfaces of the first compression roller and the second compression roller, the first compression roller is sleeved on a first rotating shaft, the second compression roller is sleeved on a second rotating shaft, the first rotating shaft and the second rotating shaft are connected with the shell through bearing structures, and a driving mechanism drives the first compression roller and the second compression roller to rotate relatively to extrude and granulate oxide powder; a second gate valve is arranged below the first compression roller and the second compression roller in the shell, a screen is arranged below the second gate valve, and a discharge hole is formed in the lower bottom of the shell.
As the supplement of the technical scheme, the driving mechanism comprises a second driving motor, a driving gear and a driven gear, the second driving motor is arranged on the outer side wall of the shell through a motor base, a rotating shaft of the second driving motor is connected with one end of a first rotating shaft, the driving gear is sleeved on the first rotating shaft, the driven gear is sleeved on the second rotating shaft, and the driving gear is meshed with the driven gear.
As a supplement to the technical solution, the ends of the first rotating shaft and the second rotating shaft, which are far away from the second driving motor, are located outside the housing, the driving gear is sleeved on the first rotating shaft located outside the housing, and the driven gear is sleeved on the second rotating shaft located outside the housing.
As the supplement of the technical scheme, the vibrating screen further comprises a vibrating motor, wherein the vibrating motor is arranged on the outer side wall of the shell close to the position of the screen.
The supplementary as technical scheme, still include the stock guide, the stock guide sets up in the casing, and the stock guide is located the main shaft below and is located first push-pull valve top, and the stock guide slope sets up, and the upper end of stock guide is connected with the inside wall of casing, and the lower extreme of stock guide extends towards first compression roller and second compression roller intermediate position, and the lower extreme of stock guide offsets with the up end of first push-pull valve and leans on.
The supplementary as technical scheme still includes the clearance baffle, the clearance baffle sets up in second push-pull valve top, and the clearance baffle sets up on the inside wall of casing and the lower terminal surface of clearance baffle contacts with the up end of second push-pull valve.
As a supplement to the technical scheme, the shell comprises an upper shell, a damping shell and a lower shell, wherein the shell for fixing the screen part is the damping shell, the damping shell is of a hollow shell structure with an upper opening and a lower opening, and the damping shell is connected with the upper shell above the damping shell and the lower shell below the damping shell through bolt structures; the shock attenuation casing is made by the elasticity material, is equipped with the shock attenuation portion on the shock attenuation casing, the shock attenuation portion is equipped with two sets ofly and is located the upper portion and the lower part of shock attenuation casing direction of height respectively, the casing lateral wall of shock attenuation portion is ripple column structure, shock dynamo sets up on the lateral wall of shock attenuation casing.
Has the beneficial effects that: the utility model discloses an oxide ceramic prilling granulator can realize plastify and granulation integration flow through simple mechanism setting, and the preparation has certain granularity, the better granule of mobility, improves work efficiency, and setting through stock guide and clearance baffle in addition can realize the scraping to first push-pull valve and second push-pull valve surface, its plug of being convenient for. In another aspect of the present invention, the arrangement of the screen and the vibration motor can prevent the conglutination of the granules and improve the filtering speed of the screen.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic view of the damping housing structure of the present invention.
In the figure: 1. the device comprises a shell, 2, a first driving motor, 3, a feed inlet, 4, a main shaft, 5, a stirring rod, 6, a material guide plate, 7, a first gate valve, 8, a first rotating shaft, 9, a first press roller, 10, a second rotating shaft, 11, a second press roller, 12, a cleaning baffle, 13, a second gate valve, 14, a damping shell, 15, a vibrating motor, 16, a screen mesh, 17, a damping part, 18, a discharge outlet, 19, a driving gear and 20, and a second driving motor.
Detailed Description
In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of indicated technical features is significant. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
As shown in fig. 1 and 2, an oxide ceramic granulating apparatus for plasticizing and granulating oxide ceramic includes a housing 1, a first driving motor 2, a main shaft 4, a stirring rod 5, a material guide plate 6, a first gate valve 7, a first press roller 9, a second press roller 11, a first rotating shaft 8, a second rotating shaft 10, a driving mechanism, and a screen 16.
Be equipped with first driving motor 2 through the motor base on the last roof in the outside of casing 1, seted up circular through-hole on the last top of casing 1, be equipped with the bearing in circular through-hole position department, the outer lane of bearing and 1 fixed connection of casing, main shaft 4 passes the inner circle of bearing and the side surface of main shaft 4 with the inner circle fixed connection of bearing, the lower part of main shaft 4 is located casing 1, and the upper end of main shaft 4 is connected with first driving motor 2's pivot, and the rotation of first driving motor 2 can drive main shaft 4 and rotate, be equipped with a plurality of puddlers 5 on the side surface of main shaft 4 that is located casing 1. The first gate valve 7 is arranged below the main shaft 4 in the shell 1, the plasticizing process of the oxide powder comprises the steps of firstly closing the first gate valve 7, putting the oxide powder into the shell 1 through the feed inlet 3, stopping the oxide powder by the first gate valve 7, enabling the oxide powder to fall on the first gate valve 7, putting the plasticizer glue solution into the shell 1 through the feed inlet 3, opening the first driving motor 2, driving the main shaft 4 to drive the stirring rod 5 to rotate through the first driving motor 2, fully mixing and stirring the oxide powder and the plasticizer glue solution, and plasticizing the oxide powder.
The first gate valve 7 is composed of two opposite gate plates, mutually matched protruding parts are arranged on the surfaces of the opposite sides of the two gate plates, through holes are formed in the side walls of the opposite sides of the shell 1, and the two gate valves are inserted into the shell 1 through the through holes in the side walls of the shell 1 to stop falling of oxide powder.
Be equipped with first compression roller 9, second compression roller 11 for being located first push-pull valve 7 below at casing 1, on first pivot 8 was located to first compression roller 9 cover, on second pivot 10 was located to second compression roller 11 cover, first compression roller 9 and the adjacent setting of second compression roller 11. The first rotating shaft 8 and the second rotating shaft 10 are connected with the housing 1 through bearing structures, and the first rotating shaft 8 and the second rotating shaft 10 can rotate relative to the housing 1. All be equipped with the depressed groove on the side surface of first compression roller 9 and second compression roller 11, actuating mechanism drives first pivot 8 and second pivot 10 relative rotation, and the oxide powder after the plastify falls to between first compression roller 9 and the second compression roller 11 to realize the extrusion granulation under through first compression roller 9 and the relative motion of second compression roller 11, form the granule, the particle size after the granulation depends on the size of first compression roller 9 and the side surface depressed groove of second compression roller 11. As shown in fig. 1, the first rotating shaft 8 rotates clockwise, and the second rotating shaft 10 rotates counterclockwise.
A second gate valve 13 is arranged below the first pressing roller 9 and the second pressing roller 11 in the shell 1, a screen 16 is arranged below the second gate valve 13, and a discharge hole 18 is formed in the lower bottom of the shell 1. After the plasticized oxide powder is extruded and granulated by the first pressing roller 9 and the second pressing roller 11 to form granules, the second gate valve 13 is opened, the granules fall onto the screen 16, the screen 16 filters the granules with larger particle size, and the filtered granules fall from the filtering holes of the screen 16 and are discharged through the discharge hole 18 on the shell 1. The purpose of the second gate valve 13 is to prevent the accumulation of excess pellets on the screen 16, and to control the amount of pellets falling onto the screen 16 by opening or closing the second gate valve 13.
As the utility model discloses a preferred technical scheme, actuating mechanism includes second driving motor 20, driving gear 19, driven gear, second driving motor 20 sets up on casing 1's lateral wall through the motor base, and second driving motor 20's pivot is connected with first pivot 8's one end, and second driving motor 20 can drive first pivot 8 rotatory, and on first pivot 8 was located to the 19 covers of driving gear, on the driven gear cover was located second pivot 10, driving gear 19 meshed with driven gear. The second driving motor 20 can drive the first rotating shaft 8 and the second rotating shaft 10 to rotate relatively, so that the extrusion granulation process of the first pressing roller 9 and the second pressing roller 11 is realized.
As the preferred technical scheme of the utility model, the one end that second driving motor 20 was kept away from to first pivot 8 is located casing 1 is outside, and the one end that second driving motor 20 was kept away from to corresponding second pivot 10 is located casing 1 is outside, and the driving gear 19 cover is located and is located casing 1 outside first pivot 8, and the driven gear cover is located and is located casing 1 outside second pivot 10. Through above-mentioned setting, when avoiding driving gear 19 and driven gear to set up in casing 1, plasticized oxide powder glues and glues on driving gear 19 or driven gear, causes the hindrance to its relative rotation, and the technical problem that the equipment was suppressed and is stopped is avoided.
As the utility model discloses a preferred technical scheme still includes shock dynamo 15, shock dynamo 15 sets up on 1 lateral wall of casing, through shock dynamo 15's setting, can prevent the adhesion of granule. Meanwhile, due to the fact that granulation is not uniform between the first compression roller 9 and the second compression roller 11, aggregates with large particle sizes occasionally appear and cannot smoothly pass through the screen 16, the aggregates with large particle sizes can be separated into small particles through vibration of the screen 16, the small particles can smoothly pass through the screen 16, and in addition, the vibration of the screen 16 can accelerate the filtering speed of the aggregates by the screen 16. Preferably, the vibration motor 15 is disposed on an outer sidewall of the housing 1 at a position adjacent to the screen 16.
As the utility model discloses an optimal technical scheme still includes stock guide 6, stock guide 6 sets up in casing 1, and stock guide 6 is located main shaft 4 below and is located first push-pull valve 7 top, and the slope of stock guide 6 sets up, and the upper end of stock guide 6 is connected with casing 1's inside wall, and the lower extreme of stock guide 6 is unsettled and extends towards first compression roller 9 and 11 intermediate positions of second compression roller, and the oxide powder after the plastify passes through 6 first compression rollers 9 of flow direction of stock guide and 11 intermediate positions of second compression roller. The lower end of the material guide plate 6 abuts against the upper end face of the first gate valve 7, so that when the gate of the first gate valve 7 is pulled out, the material guide plate 6 can scrape off plasticized oxide powder on the gate of the first gate valve 7. In addition, another technical effect of the material guide plate 6 is that oxide powder can be collected, so that the stirring rod 5 on the main shaft 4 can fully stir the oxide powder and the glue solution of the plasticizer.
As shown in fig. 1, the material guiding plate 6 includes a first material guiding plate 6 and a second material guiding plate 6, the first material guiding plate 6 is located above the first press roller 9, the upper end of the first material guiding plate 6 is connected to the left inner wall of the housing 1, and the lower end of the first material guiding plate 6 is located on the right side of the axis of the first press roller 9, so that the plasticized oxide powder passing through the first material guiding plate 6 can completely flow into the middle position between the first press roller 9 and the second press roller 11, and the plasticized oxide powder is extruded by the first press roller 9 and the second press roller 11 to form pellets. The second material guiding plate 6 is located above the second press roller 11, the upper end of the second material guiding plate 6 is connected with the right inner wall of the housing 1, and the lower end of the second material guiding plate 6 is located on the left side of the axis of the second press roller 11, so that the plasticized oxide powder passing through the second material guiding plate 6 can completely flow into the middle position between the first press roller 9 and the second press roller 11, and is extruded by the first press roller 9 and the second press roller 11 to form granules.
As the utility model discloses a preferred technical scheme still includes clearance baffle 12, clearance baffle 12 sets up in second push-pull valve 13 top, and clearance baffle 12 is connected with casing 1's inside wall and the lower terminal surface of clearance baffle 12 contacts with second push-pull valve 13's up end, and second push-pull valve 13's structure is the same with first push-pull valve 7's mechanism. When the insert plate of the second insert plate valve 13 is pulled out, the cleaning baffle plate 12 can scrape off the plasticized oxide powder on the insert plate of the second insert plate valve 13
As the preferred technical proposal of the utility model, the shell 1 comprises an upper shell 21, a damping shell 14 and a lower shell 22, the shell 1 for fixing the screen 16 is the damping shell 14, the damping shell 14 is a hollow shell 1 structure with upper and lower openings, the upper shell 21 is a groove body structure with a lower opening, the lower shell 22 is a groove body structure with an upper opening,
the upper end of a damping part 17 positioned at the upper part of the damping shell 14 is provided with a bulge part which is integrally formed with the damping shell 14, the bulge part is provided with a through hole for a bolt to pass through, and the bulge part at the upper end of the damping shell 14 is connected with an upper shell 21 through a bolt structure; the lower end of the shock absorption part 17 positioned at the lower part of the shock absorption shell 14 is provided with a protruding part which is integrally formed with the shock absorption shell 14, the protruding part is provided with a through hole for a bolt to pass through, and the protruding part at the lower end of the shock absorption shell 14 is connected with the lower shell 22 through a bolt structure.
Through the setting of shock attenuation casing 14, can realize that shock dynamo 15's amplitude is mostly acted on shock attenuation casing 14, realizes that the amplitude is mostly transmitted for screen cloth 16, and the transmission that all the other amplitudes can be less through shock attenuation portion 17 on shock attenuation casing 14 is for casing 1 that is located shock attenuation casing 14 upper portion or lower part, makes the granule is when vibrations pass through the screen cloth smoothly and obtain the even granule of particle diameter, ensures that first compression roller 9, second compression roller 11 that are located upper portion casing 21 cause the uneven technical problem of granulation at extrusion granulation in-process amplitude, can ensure in addition that lower part casing 22 is comparatively stable ground relatively, avoids lower part casing 22 to shake the phenomenon emergence that too big whole device vibrations take place the displacement.
The present invention is not limited to the above embodiments, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (7)
1. An oxide ceramic granulating device is characterized by comprising a shell (1), a first driving motor (2), a main shaft (4), a stirring rod (5), a material guide plate (6), a first gate valve (7), a first press roller (9), a second press roller (11), a first rotating shaft (8), a second rotating shaft (10), a driving mechanism and a screen (16); the feeding device is characterized in that a feeding hole (3) is formed in the upper top end of the shell (1), the first driving motor (2) is arranged on the upper top wall of the outer side of the shell (1), the main shaft (4) vertically penetrates through the upper top wall of the shell (1), the lower portion of the main shaft is located inside the shell (1), the main shaft (4) is rotatably connected with the upper top wall of the shell (1) through a bearing structure, the upper end of the main shaft (4) is connected with a rotating shaft of the first driving motor (2), and a stirring rod (5) is arranged on the side surface of the main shaft (4) located inside the shell (1);
a first gate valve (7) is arranged below the main shaft (4), a first compression roller (9) and a second compression roller (11) are arranged below the first gate valve (7), the first compression roller (9) and the second compression roller (11) are arranged adjacently, concave grooves are formed in the side surfaces of the first compression roller (9) and the second compression roller (11), the first compression roller (9) is sleeved on the first rotating shaft (8), the second compression roller (11) is sleeved on the second rotating shaft (10), the first rotating shaft (8) and the second rotating shaft (10) are connected with the shell (1) through bearing structures, and the driving mechanism drives the first compression roller (9) and the second compression roller (11) to rotate relatively to extrude and granulate oxide powder; a second gate valve (13) is arranged below the first pressing roller (9) and the second pressing roller (11) in the shell (1), a screen (16) is arranged below the second gate valve (13), and a discharge hole (18) is formed in the lower bottom of the shell (1).
2. The oxide ceramic granulation device according to claim 1, wherein the driving mechanism comprises a second driving motor (20), a driving gear (19) and a driven gear, the second driving motor (20) is arranged on the outer side wall of the shell (1) through a motor base, a rotating shaft of the second driving motor (20) is connected with one end of the first rotating shaft (8), the driving gear (19) is sleeved on the first rotating shaft (8), the driven gear is sleeved on the second rotating shaft (10), and the driving gear (19) is meshed with the driven gear.
3. The oxide ceramic granulation device according to claim 2, wherein the ends of the first rotating shaft (8) and the second rotating shaft (10) far away from the second driving motor (20) are both located outside the housing (1), the driving gear (19) is sleeved on the first rotating shaft (8) located outside the housing (1), and the driven gear is sleeved on the second rotating shaft (10) located outside the housing (1).
4. An oxide ceramic granulation apparatus as claimed in claim 1, further comprising a vibration motor (15), wherein said vibration motor (15) is disposed on the outer side wall of the housing (1) at a position close to the screen (16).
5. The oxide ceramic granulating device according to claim 1, further comprising a material guide plate (6), wherein the material guide plate (6) is arranged in the housing (1), the material guide plate (6) is located below the main shaft (4) and above the first gate valve (7), the material guide plate (6) is obliquely arranged, the upper end of the material guide plate (6) is connected with the inner side wall of the housing (1), the lower end of the material guide plate (6) extends towards the middle position of the first compression roller (9) and the second compression roller (11), and the lower end of the material guide plate (6) abuts against the upper end face of the first gate valve (7).
6. The oxide ceramic granulation device according to claim 1, further comprising a cleaning baffle (12), wherein the cleaning baffle (12) is arranged above the second gate valve (13), the cleaning baffle (12) is arranged on the inner side wall of the shell (1), and the lower end face of the cleaning baffle (12) is in contact with the upper end face of the second gate valve (13).
7. The oxide ceramic granulation device according to claim 4, wherein the shell (1) comprises an upper shell (21), a damping shell (14) and a lower shell (22), the shell for fixing the screen (16) part is the damping shell (14), the damping shell (14) is a hollow shell structure with an upper opening and a lower opening, and the damping shell (14) is connected with the upper shell (21) above the damping shell (14) and the lower shell (22) below the damping shell (14) through bolt structures;
shock attenuation casing (14) are made by elastic material, are equipped with shock attenuation portion (17) on shock attenuation casing (14), shock attenuation portion (17) are equipped with two sets ofly and are located the upper portion and the lower part of shock attenuation casing (14) direction of height respectively, the casing lateral wall of shock attenuation portion (17) is the ripple structure, shock dynamo (15) set up on the lateral wall of shock attenuation casing (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222510309.8U CN218047799U (en) | 2022-09-22 | 2022-09-22 | Oxide ceramic prilling granulator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222510309.8U CN218047799U (en) | 2022-09-22 | 2022-09-22 | Oxide ceramic prilling granulator |
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| CN218047799U true CN218047799U (en) | 2022-12-16 |
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| CN202222510309.8U Active CN218047799U (en) | 2022-09-22 | 2022-09-22 | Oxide ceramic prilling granulator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116038868A (en) * | 2023-02-28 | 2023-05-02 | 河南国疆新材料科技有限公司 | Silicon carbide ceramic microbead production system and method |
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2022
- 2022-09-22 CN CN202222510309.8U patent/CN218047799U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116038868A (en) * | 2023-02-28 | 2023-05-02 | 河南国疆新材料科技有限公司 | Silicon carbide ceramic microbead production system and method |
| CN116038868B (en) * | 2023-02-28 | 2023-08-29 | 河南国疆新材料科技有限公司 | Silicon carbide ceramic microbead production system and method |
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