CN212143412U - Multistage vibrating screen for aluminum powder production - Google Patents
Multistage vibrating screen for aluminum powder production Download PDFInfo
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- CN212143412U CN212143412U CN202020787006.9U CN202020787006U CN212143412U CN 212143412 U CN212143412 U CN 212143412U CN 202020787006 U CN202020787006 U CN 202020787006U CN 212143412 U CN212143412 U CN 212143412U
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Abstract
The utility model provides a multistage shale shaker is used in aluminite powder production, it sets up the screen cloth group of arranging from top to bottom two sets of in the casing of shale shaker, sets up the shunt in the aluminite powder import of shale shaker, follows the aluminite powder that the aluminite powder import got into, gets into two sets of screen cloth groups respectively after the shunt is shunted, under vibrating motor's effect, two sets of screen cloth groups are screened the aluminite powder simultaneously and are graded to effectual improvement shale shaker screening efficiency satisfies aluminite powder atomization production needs.
Description
The technical field is as follows:
the utility model belongs to the technical field of equipment for the aluminum powder production, concretely relates to multistage shale shaker is used in aluminum powder production.
Background art:
at present, the superfine aluminum powder is widely applied in the fields of military industry, aerospace, chemical industry, metallurgy, building materials and the like, the market demand is large, and the market prospect is very wide, so more and more engineering technicians pay attention to the production of the aluminum powder, more and more powder-making processes of the aluminum powder are developed, various powder-making equipment is adopted, and the powder-making efficiency is higher and higher.
At present, the production method of high-efficiency fine aluminum powder is mainly a vacuum gas atomization method, the production of the aluminum powder by vacuum gas atomization is that aluminum ingots are melted at high temperature under the vacuum condition and then atomized into powder under the protection of inert gas, however, the aluminum powder produced by vacuum gas atomization, the distribution range of the particle size is wider, the particle size difference of the aluminum powder is larger, the requirements of the fields of military industry, aerospace, fine chemical engineering and the like can not be met, therefore, the aluminum powder produced by vacuum atomization must be sent into the grading equipment again for screening and grading, therefore, the aluminum powder with a narrow particle size distribution range is produced to meet the market demand, but the research on the aluminum powder production process and equipment by technical personnel at present is mainly carried out aiming at improving the production efficiency of the aluminum powder and producing more and thinner aluminum powder to meet the market demand, and the particle size distribution of the aluminum powder is not researched too much.
The vibrating screen is screening and grading equipment commonly used in the production process of the aluminum powder at present, and the vibrating screen utilizes a vibrating motor to vibrate a screen, so that the aluminum powder on the screen vibrates, the screen finishes screening the aluminum powder on the screen in the vibrating process, however, the screening efficiency of the existing vibrating screen is low, along with the improvement of the production efficiency of the aluminum powder, the screening efficiency of the existing vibrating screen is far behind the atomization production efficiency of the aluminum powder, and the production requirement of the aluminum powder cannot be met.
SUMMERY OF THE UTILITY MODEL
To sum up, in order to overcome prior art problem not enough, the utility model provides a multistage shale shaker is used in aluminite powder production, it sets up the screen cloth group of arranging from top to bottom in the casing of shale shaker, sets up the shunt in the aluminite powder import of shale shaker, from the aluminite powder that aluminite powder import got into, get into two sets of screen cloth groups respectively after the shunt of shunt, under vibrating motor's effect, two sets of screen cloth groups are screened the aluminium powder simultaneously and are graded to effectual improvement shale shaker screening efficiency, satisfy the aluminium powder atomization production needs.
For solving the technical problem, the technical scheme of the utility model is realized like this:
a multi-stage vibrating screen for aluminum powder production, wherein: the screening machine comprises a casing, supporting legs, springs, a vibrating motor, an aluminum powder inlet and a screen group, wherein supporting columns are fixedly mounted on four corners of the lower end of the casing, the upper ends of the supporting legs are connected with the lower ends of the supporting columns through the springs, the middle of the lower end of the casing is provided with the vibrating motor, a vertical partition plate is arranged in the casing and divides an inner cavity of the casing into a material separating cavity and a screening cavity, an upper feeding port and a lower feeding port are arranged on the vertical partition plate, a transversely-arranged material collecting plate is arranged in the screening cavity, the material collecting plate divides the screening cavity into an upper screening cavity and a lower screening cavity, the upper screening cavity and the lower screening cavity are respectively provided with the screen group, the screen group comprises a coarse screen and a fine screen, the coarse screen is arranged on the fine screen, and the screen group in the upper screening cavity divides the upper screening cavity into an upper coarse powder cavity and a lower coarse powder cavity, The powder separating machine comprises an upper medium powder cavity and an upper fine powder cavity, wherein a lower screening cavity is divided into a lower coarse powder cavity, a lower medium powder cavity and a lower fine powder cavity which are sequentially arranged from top to bottom by a screen group in the lower screening cavity, an upper feeding port is communicated with the upper coarse powder cavity and a material separating cavity, the lower feeding port is communicated with the lower coarse powder cavity and the material separating cavity, an aluminum powder inlet is formed in the machine shell and is communicated with the material separating cavity in the machine shell, a flow divider, an upper flow guide plate and a lower flow guide plate are arranged in the material separating cavity, the cross section of the flow divider is conical and is arranged on the upper portion of the material separating cavity, the upper flow guide plate is connected with the lower edge of the flow divider and the upper feeding port, the lower flow guide plate is arranged in the material separating cavity below the flow divider and is connected with the lower edge of the lower feeding port and the inner wall of the machine shell on the lower portion, Well powder discharging pipe and fine powder discharging pipe, coarse powder discharging pipe upper end opening arrange at last coarse powder intracavity, its lower extreme downwardly extending to the casing outside, the middle part of coarse powder discharging pipe be provided with the coarse powder feed inlet, the coarse powder feed inlet arrange at coarse powder intracavity down, the upper end opening of well powder discharging pipe arrange at last well powder intracavity, its lower extreme downwardly extending to the casing outside, the middle part of well powder discharging pipe be provided with well powder feed inlet, well powder feed inlet arrange at well powder intracavity down, the upper end opening of fine powder discharging pipe arrange at last fine powder intracavity, its lower extreme downwardly extending to the casing outside, the middle part of fine powder discharging pipe be provided with the fine powder feed inlet, the fine powder feed inlet arrange at fine powder intracavity down.
Further, the aluminum powder inlet is provided with a feeding pipe, one end of the feeding pipe is connected with the aluminum powder inlet through a flange, the other end of the feeding pipe is connected with an aluminum powder discharge port of the aluminum powder atomization production system through a flange, and the feeding pipe is an elastic hose.
Furthermore, the material receiving plate is obliquely arranged in the screening cavity and obliquely and downwards arranged along the direction from the vertical partition plate to the fine powder discharging pipe, and the coarse screen and the fine screen of the screen group are arranged in parallel with the material receiving plate.
Furthermore, the upper guide plate and the lower guide plate are obliquely arranged in the material distributing cavity, and the inclination of the upper guide plate and the inclination of the lower guide plate are the same as that of the material receiving plate.
The utility model has the advantages that:
1. the utility model discloses a set up the screen cloth group of arranging from top to bottom in the casing of shale shaker, set up the shunt in the aluminite powder import of shale shaker, follow the aluminite powder that the aluminite powder import got into, get into two sets of screen cloth groups respectively after the shunt, under vibrating motor's effect, two sets of screen cloth groups are screened the aluminium powder simultaneously and are graded to effectual improvement shale shaker screening efficiency satisfies aluminite powder atomization production needs.
2. The utility model discloses shunt, last guide plate and lower guide plate's setting, the aluminium powder material stream that gets into from the aluminite powder import shunts under the effect of shunt, and some is followed the guide plate and is got into the screening intracavity and is screened by the screen cloth group and classify, and another part continues the downward flow and gets into down the screening intracavity and is screened by the screen cloth group and classify along lower guide plate, and screening behind the aluminium powder material stream branch can effectual improvement screening efficiency.
3. The utility model discloses an upper end opening and last middlings chamber intercommunication of middlings discharging pipe, the middlings feed inlet and the lower middlings chamber intercommunication at middlings discharging pipe middle part, then, go up the great aluminite powder of granule in the middlings intracavity and get into from middlings discharging pipe upper end opening, along the ejection of compact of middlings discharging pipe, the great aluminite powder of granule in the lower middlings intracavity gets into the middlings discharging pipe equally from the middlings feed inlet, along the ejection of compact of middlings discharging pipe, a middlings discharging pipe can realize the ejection of compact in upper and lower middlings chamber, and the fine powder discharging pipe can realize going up the ejection of compact in farings chamber and lower middlings chamber, simple structure, novel ingenious design.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the coarse powder discharging pipe, the medium powder discharging pipe and the fine powder discharging pipe of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a multistage vibrating screen for aluminum powder production comprises a casing 5, supporting legs 1, springs 2, a vibrating motor 4, an aluminum powder inlet 6, a screen set and an elastic hose, wherein pillars 3 are fixedly installed at four corners of the lower end of the casing 5, the upper ends of the supporting legs 1 are connected with the lower ends of the pillars 3 through the springs 2, the vibrating motor 4 is arranged in the middle of the lower end of the casing 5, a vertical partition plate 8 is arranged in the casing 5, the inner cavity of the casing 5 is divided into a material cavity 9 and a screening cavity 10 by the vertical partition plate 8, an upper feed port 11 and a lower feed port 12 are arranged on the vertical partition plate 8, a material receiving plate 13 which is transversely arranged is arranged in the screening cavity 10, one end of the material receiving plate 13 is fixedly connected with the vertical partition plate 8, the other end of the material receiving plate 13 is fixedly connected with the inner wall of the casing 5, the material receiving, the material collecting plate 13 divides a screening cavity 10 into an upper screening cavity 14 and a lower screening cavity 15, screen groups are arranged in the upper screening cavity 14 and the lower screening cavity 15 respectively, each screen group comprises a coarse screen 16 and a fine screen 17, the coarse screen 16 is arranged on the fine screen 17, the coarse screen 16 and the fine screen 17 of each screen group are arranged in parallel with the material collecting plate 13, the screen groups in the upper screening cavity 14 divide the upper screening cavity 14 into an upper coarse powder cavity 18, an upper middle powder cavity 19 and an upper fine powder cavity 20 which are sequentially arranged from top to bottom, the screen groups in the lower screening cavity 15 divide the lower screening cavity 15 into a lower coarse powder cavity 21, a lower middle powder cavity 22 and a lower fine powder cavity 23 which are sequentially arranged from top to bottom, the upper coarse powder cavity 11 communicates the upper coarse powder cavity 18 with a material distributing cavity 9, the lower material inlet 12 communicates the lower coarse powder cavity 21 with the material distributing cavity 9, the aluminum powder atomization production system is characterized in that an aluminum powder inlet 6 is formed in the machine shell 5, the aluminum powder inlet 6 is communicated with a material distribution cavity 9 in the machine shell 5, a feeding pipe 7 is arranged on the aluminum powder inlet 6, one end of the feeding pipe 7 is connected with the aluminum powder inlet 6 through a flange, the other end of the feeding pipe 7 is connected with an aluminum powder discharge hole of the aluminum powder atomization production system through a flange, the feeding pipe 7 is an elastic hose, a flow divider 24, an upper flow guide plate 25 and a lower flow guide plate 26 are arranged in the material distribution cavity 9, the upper flow guide plate 25 and the lower flow guide plate are obliquely arranged in the material distribution cavity 9, and the inclination of the. The cross-sectional shape of shunt 24 be the toper, arrange on dividing material chamber 9 upper portion, go up guide plate 25 connect the lower edge of shunt 24 and last feed inlet 11, lower guide plate 26 arrange in the branch material chamber 9 of shunt 24 below, and guide plate 26 connects down the lower edge of feed inlet 12 and the casing 5 inner wall of branch material chamber 9 lower part down, the one end of keeping away from vertical baffle 8 of screening chamber 10 be provided with middlings discharging pipe 27, middlings discharging pipe 28 and fine powder discharging pipe 29, the opening of middlings discharging pipe 27 upper end arrange in last middlings chamber 18, its lower extreme downwardly extending to the casing 5 outside, the middle part of middlings discharging pipe 27 be provided with middlings feed inlet 30, middlings feed inlet 30 arrange in lower middlings chamber 21, the upper end opening of middlings discharging pipe 28 arrange in last middlings chamber 19, its lower extreme downwardly extending to the casing 5 outside, the middle part of well powder discharging pipe 28 be provided with well powder feed inlet 31, well powder feed inlet 31 arrange under in well powder chamber 22, the upper end opening of fine powder discharging pipe 29 arrange in last fine powder chamber 20, its lower extreme downwardly extending to the casing 5 outside, the middle part of fine powder discharging pipe 29 be provided with fine powder feed inlet 32, fine powder feed inlet 32 arrange under in fine powder chamber 23.
When the aluminum powder atomizing device is used, the vibration motor 4 is started, the vibration motor 4 drives the machine shell 5 and the screen mesh group in the machine shell 5 to vibrate, aluminum powder produced by an aluminum powder atomizing production system enters the material distribution cavity 9 of the machine shell 5 from the aluminum powder discharge hole along the feeding pipe 7 and the aluminum powder inlet 6, the aluminum powder material flow entering the material distribution cavity 9 is divided under the action of the flow divider 24, one part of the aluminum powder material flow enters the coarse screen mesh 16 of the screen mesh group in the upper screening cavity 14 along the upper guide plate 25 and enters the upper coarse powder cavity 18, the aluminum powder material entering the upper coarse powder cavity 18 is screened and classified due to the inclined downward arrangement of the coarse screen mesh 16 and the vibration under the action of the vibration motor 4, aluminum powder particles with the particle diameter larger than the aperture of the coarse screen mesh 16 move downwards along the coarse screen mesh 16 in the upper screening cavity 14, then enter the upper end opening of the coarse powder discharge pipe 27 and flow out along the coarse powder discharge pipe 27, the aluminum powder particles with the particle size larger than the mesh aperture of the fine screen 17 obliquely flow downwards along the fine screen 17 under the action of vibration, then enter the upper end opening of the medium powder discharge pipe 28 and flow out along the medium powder discharge pipe 28, the aluminum powder particles with the particle size smaller than the mesh aperture of the fine screen 17 fall onto the material collecting plate 13, obliquely flow downwards along the material collecting plate 13 under the action of vibration, then enter the upper end opening of the fine powder discharge pipe 29 and flow out along the fine powder discharge pipe 29.
The other part of the aluminum powder enters the coarse screen 16 of the screen group in the lower screening cavity 15 along the lower guide plate 26, enters the lower coarse powder cavity 21, is screened by the coarse screen 16 of the screen group in the lower screening cavity 15, the aluminum powder particles with the particle size larger than the aperture of the coarse screen 16 move downwards along the coarse screen 16 in the upper screening cavity 14 in an inclined manner, then enter the coarse powder feed inlet 30 in the middle of the coarse powder discharge pipe 27, enter the coarse powder discharge pipe 27, flow out along the coarse powder discharge pipe 27, the aluminum powder particles with the particle size smaller than the aperture of the mesh of the coarse screen 16 fall onto the fine screen 17, are screened again under the action of vibration, the aluminum powder particles with the particle size larger than the aperture of the mesh of the fine screen 17 flow downwards along the inclined manner of the fine screen 17, then enter the medium powder discharge pipe 28 from the medium powder feed inlet 31 in the middle of the medium powder discharge pipe 28, flow out along the medium powder discharge pipe, flows downwards along the bottom plate of the machine shell 5 in an inclined way under the action of vibration, enters the fine powder discharging pipe 29 from the fine powder feeding hole 32 in the middle of the fine powder discharging pipe 29 and flows out along the fine powder discharging pipe 29.
The utility model discloses screening chamber 14 reaches screening chamber 15 down in the setting, and the aluminium powder material stream that gets into in the casing 5 gets into respectively after shunting, and screening set screening in upper and lower screening chamber 14, 15 is hierarchical, and the screening set of two screening intracavity is simultaneously to aluminium powder material screening at the utmost point in grades, and the aluminium powder that is in same particle diameter scope that two screening chambeies were selected flows from same discharging pipe to effectual improvement aluminium powder screening hierarchical efficiency.
It should be noted that the above-mentioned embodiments are illustrative and not restrictive of the technical solutions of the present invention, and equivalents of those skilled in the art or other modifications made according to the prior art are intended to be included within the scope of the claims of the present invention as long as they do not exceed the spirit and scope of the technical solutions of the present invention.
Claims (4)
1. The utility model provides an aluminium powder production is with multistage shale shaker which characterized in that: comprises a casing (5), supporting legs (1), springs (2), a vibrating motor (4), an aluminum powder inlet (6) and a screen mesh group, wherein supporting pillars (3) are fixedly arranged at four corners of the lower end of the casing (5), the upper ends of the supporting legs (1) are connected with the lower ends of the supporting pillars (3) through the springs (2), the vibrating motor (4) is arranged in the middle of the lower end of the casing (5), a vertical partition plate (8) is arranged in the casing (5), the vertical partition plate (8) divides the inner cavity of the casing (5) into a material separating cavity (9) and a screening cavity (10), an upper feeding port (11) and a lower feeding port (12) are arranged on the vertical partition plate (8), a material receiving plate (13) which is transversely arranged is arranged in the screening cavity (10), the material receiving plate (13) divides the screening cavity (10) into an upper screening cavity (14) and a lower screening cavity (15), the powder screening machine is characterized in that screen sets are arranged in the upper screening cavity (14) and the lower screening cavity (15), each screen set comprises a coarse screen (16) and a fine screen (17), the coarse screen (16) is arranged on the fine screen (17), the screen sets in the upper screening cavity (14) divide the upper screening cavity (14) into an upper coarse powder cavity (18), an upper middle powder cavity (19) and an upper fine powder cavity (20) which are sequentially arranged from top to bottom, the screen sets in the lower screening cavity (15) divide the lower screening cavity (15) into a lower coarse powder cavity (21), a lower middle powder cavity (22) and a lower fine powder cavity (23) which are sequentially arranged from top to bottom, the upper feeding port (11) communicates the upper coarse powder cavity (18) with the material distributing cavity (9), the lower feeding port (12) communicates the lower coarse powder cavity (21) with the material distributing cavity (9), and the aluminum powder inlet (6) is arranged on the machine shell (5), the aluminum powder inlet (6) is communicated with a material distribution cavity (9) in the machine shell (5), the material distribution cavity (9) is internally provided with a flow divider (24), an upper flow guide plate (25) and a lower flow guide plate (26), the cross section of the flow divider (24) is conical and is arranged at the upper part of the material distribution cavity (9), the upper flow guide plate (25) is connected with the lower edge of the flow divider (24) and an upper feed opening (11), the lower flow guide plate (26) is arranged in the material distribution cavity (9) below the flow divider (24), the lower flow guide plate (26) is connected with the lower edge of a lower feed opening (12) and the inner wall of the machine shell (5) at the lower part of the material distribution cavity (9), one end of the screening cavity (10) far away from the vertical partition plate (8) is provided with a coarse powder discharge pipe (27), a medium powder discharge pipe (28) and a fine powder discharge pipe (29), the upper end opening of the coarse powder discharge pipe (, its lower extreme downwardly extending to casing (5) outside, the middle part of middlings discharging pipe (27) be provided with middlings feed inlet (30), middlings feed inlet (30) arrange under in coarse powder chamber (21), the upper end opening of middlings discharging pipe (28) arrange in last middlings chamber (19), its lower extreme downwardly extending to casing (5) outside, the middle part of middlings discharging pipe (28) be provided with middlings feed inlet (31), middlings feed inlet (31) arrange under in middlings chamber (22), the upper end opening of farings discharging pipe (29) arrange in last fine powder chamber (20), its lower extreme downwardly extending to casing (5) outside, the middle part of farings discharging pipe (29) be provided with fine powder feed inlet (32), fine powder feed inlet (32) arrange under in fine powder chamber (23).
2. The multi-stage vibrating screen for aluminum powder production according to claim 1, wherein: the aluminum powder atomization production system is characterized in that a feeding pipe (7) is arranged on the aluminum powder inlet (6), one end of the feeding pipe (7) is connected with the aluminum powder inlet (6) through a flange, the other end of the feeding pipe (7) is connected with an aluminum powder discharge hole of the aluminum powder atomization production system through a flange, and the feeding pipe (7) is an elastic hose.
3. The multi-stage vibrating screen for aluminum powder production according to claim 1, wherein: the material collecting plate (13) is obliquely arranged in the screening cavity (10) and obliquely and downwards arranged along the direction from the vertical partition plate (8) to the fine powder discharging pipe (29), and the coarse screen (16) and the fine screen (17) of the screen group are arranged in parallel with the material collecting plate (13).
4. The multi-stage vibrating screen for aluminum powder production according to claim 1, wherein: the upper guide plate (25) and the lower guide plate are obliquely arranged in the distributing cavity (9), and the inclination of the upper guide plate and the inclination of the lower guide plate are the same as the inclination of the receiving plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787006.9U CN212143412U (en) | 2020-05-13 | 2020-05-13 | Multistage vibrating screen for aluminum powder production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787006.9U CN212143412U (en) | 2020-05-13 | 2020-05-13 | Multistage vibrating screen for aluminum powder production |
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| Publication Number | Publication Date |
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| CN212143412U true CN212143412U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020787006.9U Active CN212143412U (en) | 2020-05-13 | 2020-05-13 | Multistage vibrating screen for aluminum powder production |
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| CN (1) | CN212143412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116336791A (en) * | 2021-12-23 | 2023-06-27 | 中冶长天国际工程有限责任公司 | Sintered fuel screening system and screening process |
-
2020
- 2020-05-13 CN CN202020787006.9U patent/CN212143412U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116336791A (en) * | 2021-12-23 | 2023-06-27 | 中冶长天国际工程有限责任公司 | Sintered fuel screening system and screening process |
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