CN208449833U - Production of aluminum powder is sieved with multi-stage rotary - Google Patents
Production of aluminum powder is sieved with multi-stage rotary Download PDFInfo
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- CN208449833U CN208449833U CN201820773317.2U CN201820773317U CN208449833U CN 208449833 U CN208449833 U CN 208449833U CN 201820773317 U CN201820773317 U CN 201820773317U CN 208449833 U CN208449833 U CN 208449833U
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Abstract
The utility model provides a kind of production of aluminum powder and is sieved with multi-stage rotary, including bracket, shell, screen drum, hollow shaft, short axle, air inlet pipe, feed pipe, rotary joint, actuating unit and discharge port, the utility model be inert gas wind send decline aluminium powder be sent into screen drum in, the sieve pore of different pore size is provided on the barrel of screen drum, screw lifting plate is set on inboard wall of riddle drum, screen drum rotation, under the action of lifting plate, then aluminium powder is elevated under gravity again and falls naturally, to make aluminium powder disperse, lower part of the housing setting discharge port and blower outside screen drum simultaneously, under the action of blower, the aluminium powder that particle is less than screen drum aperture, which is screened, to be taken away, and the aluminium powder that particle is greater than screen drum aperture continues to be entered the screening of next stage sieve pore by screw lifting push, to realize the classification to aluminium powder.
Description
Technical field:
The utility model belongs to production of aluminum powder equipment technical field, and in particular to a kind of production of aluminum powder multi-stage rotary
Sieve.
Background technique:
Currently, Fine Aluminum Powder is widely used in fields such as military project, space flight, chemical industry, metallurgy, building materials, market demand
Very big, market prospects are also very wide, therefore more and more engineers and technicians pay close attention to the production of aluminium powder, the aluminium powder developed
Flouring technology it is also more and more, powder manufacturing apparatus is varied, and milling efficiency is also higher and higher.
Currently, the production of Fine Aluminum Powder has ball-milling method and atomization, wherein atomization production aluminium powder is by aluminium ingot high temperature melting
It is atomized into powder under inert gas protection afterwards, but the aluminum powder particle size after being atomized has a very wide distribution, granular size difference is larger.It is micro-
Atomized aluminium has wide range of applications, but different industries are different to the granularity requirements of Fine Aluminum Powder, the production of existing production of aluminum powder enterprise
Fine Aluminum Powder out has to pass through classifying equipoment classification, and the Fine Aluminum Powder of different grain size range is packed storage respectively again later.
Currently, production of aluminum powder enterprise when being classified to Fine Aluminum Powder, usually uses multiple concatenated classifying equipoments, in indifferent gas
The wind of body is sent down successively by multi-level hierarchical equipment, realizes the classification to Fine Aluminum Powder.Aluminium powder classification in this way needs multiple equipment,
Business equipment puts into larger, high production cost, moreover, inert gas wind send aluminium powder to flow in multiple classifying equipoments, it is required
Power is larger, and energy consumption is higher.
Utility model content
In conclusion it is more that the utility model provides a kind of production of aluminum powder use in order to overcome the shortcomings of prior art problem
Grade roto-siofter, it be inert gas wind send decline aluminium powder be sent into screen drum in, be provided with different pore size on the barrel of screen drum
Screw lifting plate is arranged on inboard wall of riddle drum for sieve pore, and screen drum rotation, under the action of lifting plate, then aluminium powder is elevated gravity again
It acts on lower nature to fall, to make aluminium powder disperse, while lower part of the housing setting discharge port and blower outside screen drum, in blower
Under effect, the aluminium powder that particle is less than screen drum aperture, which is screened, to be taken away, and the aluminium powder continuation that particle is greater than screen drum aperture is mentioned by spiral
It rises push and enters the screening of next stage sieve pore, to realize the classification to aluminium powder.
In order to solve the above technical problems, the technical solution of the utility model is achieved in that
A kind of production of aluminum powder is sieved with multi-stage rotary, in which: including bracket, shell, screen drum, hollow shaft, short axle, air inlet pipe,
Feed pipe, rotary joint, actuating unit and discharge port, the shell are arranged on bracket, setting in the shell
Have a screen drum, one end of screen drum is arranged hollow shaft, and the other end of screen drum is arranged short axle, the screen drum by short axle and hollow shaft with
Shell relatively rotates connection, and one end of the hollow shaft is connected to screen drum inner cavity, and the other end is connected to air inlet by rotary joint
Pipe, air inlet pipe are connected to inert gas source, and the air inlet pipe is connected to aluminium powder feed pipe, and the screen drum connects power by short axle
Transmission device is provided with the lifting plate of the length direction screw arrangement along screen drum, the shell on the inner wall of the screen drum
Inner wall on be provided with multiple support roller devices, the support roller device support screen drum rolls, and housing cavity is divided into multiple
Graded region, the support roller device seal two adjacent graded regions, and the lower part of the shell of each graded region is provided with out
Material mouth, the discharge port connect blower by pipeline, and the screen drum is tubular structure, and both ends are provided with end plate, cylinder
Sieve pore is provided on wall, from hollow shaft to short-axis direction, the aperture of the sieve pore on screen drum is gradually big, and being located at for the screen drum is same
The aperture of sieve pore in graded region is identical.
Further, the support roller device includes outer bracket collars and Neto collars, and the outer bracket collars is cyclic structure,
Its excircle is fixed with inner walls, and external annular groove is provided on inner periphery, be provided in the external annular groove to
Interior annular protrusion, the Neto collars are cyclic structure, and inner periphery is fixedly connected with screen drum, and excircle is inserted into outer
In the external annular groove of carrying roller ring, and inner ring connected in star is provided on its excircle, the annular protrusion of the outer bracket collars is inserted
In the inner ring connected in star of Neto collars.
Further, the actuating unit includes motor, driving pulley, driven pulley and belt, the motor
Main shaft on driving pulley is set, be provided with driven pulley in the short axle, driving pulley and driven pulley pass through belt company
It connects.
Further, bearing rib is provided in the screen drum, the bearing rib is arranged along the length direction of screen drum.
Further, the discharge port is funnel-shaped structure.
The utility model has the following beneficial effects:
1, the utility model be inert gas wind send decline aluminium powder be sent into screen drum in, be provided with not on the barrel of screen drum
With the sieve pore in aperture, screw lifting plate is set, and screen drum rotation, under the action of lifting plate, aluminium powder is elevated so on inboard wall of riddle drum
It falls naturally under gravity again afterwards, thus disperse aluminium powder, while lower part of the housing setting discharge port and blower outside screen drum,
Under the action of blower, the aluminium powder that particle is less than screen drum aperture, which is screened, to be taken away, and the aluminium powder that particle is greater than screen drum aperture continues
Enter next stage sieve pore by screw lifting push to screen, to realize the classification to aluminium powder.
2, the Neto collars of the support roller device of the utility model is inserted into the external annular groove of outer bracket collars, outer bracket collars
Annular protrusion be inserted into the inner ring connected in star of Neto collars, then between interior carrying roller ring and outer bracket collars formed ditch return sealing
Structure, had not only been able to achieve the purpose of support screen cylinder rolling, but also can seal two adjacent graded regions, avoided aluminium powder in screen drum and shell
Gap flowing between body, guarantees the accuracy of sieving and grading.
3, the utility model aluminium powder is sent in lower entrance screen drum by air inlet pipe in the protection of inert gas and wind, in screen drum
It is realized by screw lifting plate and promotes lifting, while helical structure can also realize the push to aluminium powder, then inert gas is to aluminium powder
The pressure that wind is sent does not need too greatly, only needs that aluminium powder can be sent into screen drum, power consumption is small, energy saving.
4, the utility model structure is simple, easy to use, low in cost, low energy consumption, can be realized and divides Fine Aluminum Powder
Grade reduces production cost to effectively reduce the equipment usage quantity of production of aluminum powder enterprise, improves production efficiency.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model
Bracket 1；Shell 2；Screen drum 3；Hollow shaft 4；Short axle 5；Air inlet pipe 6；Feed pipe 7；Rotary joint 8；Power transmission dress
Set 9；Discharge port 10；Lifting plate 11；Outer bracket collars 12；Neto collars 13；External annular groove 14；Annular protrusion 15；Annular is recessed
Slot 16；Bearing rib 17；Blower 18；Superfine graded region 19；Subfractionation area 20；Rough classification area 21.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, a kind of production of aluminum powder is sieved with multi-stage rotary, including bracket 1, shell 2, screen drum 3, hollow shaft 4, short axle
5, air inlet pipe 6, feed pipe 7, rotary joint 8, actuating unit 9 and discharge port 10, the shell 2 are arranged on bracket 1,
Screen drum 3 is provided in the shell 2, hollow shaft 4 is arranged in one end of screen drum 3, and short axle 5 is arranged in the other end of screen drum 3, described
Screen drum 3 is relatively rotated by short axle 5 and hollow shaft 4 and shell 2 and is connected, and one end of the hollow shaft 4 is connected to 3 inner cavity of screen drum,
Its other end is connected to air inlet pipe 6 by rotary joint 8, and air inlet pipe 6 is connected to inert gas source, and the air inlet pipe 6 is connected to aluminium powder
Feed pipe 7, the screen drum 3 connect actuating unit 9 by short axle 5, are provided on the inner wall of the screen drum 3 along screen drum
The lifting plate 11 of 3 length direction screw arrangement, there are two support roller device, the supports for setting on the inner wall of the shell 2
Roller arrangement supports screen drum 3 to roll, and 2 inner cavity of shell is divided into three graded regions, from hollow shaft 4 to 5 direction of short axle, three points
Grade area is respectively superfine graded region 19, subfractionation area 20 and rough classification area 21, and adjacent two are classified by the support roller device
Area's sealing, the lower part of the shell 2 of each graded region are provided with discharge port 10, and discharge port 10 is funnel-shaped structure, and described goes out
Material mouth 10 connects blower 18 by pipeline, and the screen drum 3 is tubular structure, and both ends are provided with end plate, are arranged on barrel
There is sieve pore, from hollow shaft 4 to 5 direction of short axle, the aperture of the sieve pore on screen drum 3 is gradually big, and the screen drum 3 is located at same classification
The aperture of sieve pore in area is identical.Bearing rib 17 is provided in screen drum 3, the bearing rib 17 is along the length side of screen drum 3
To arrangement.
Support roller device includes outer bracket collars 12 and Neto collars 13, and the outer bracket collars 12 is cyclic structure, outer circle
Week is fixed with 2 inner wall of shell, and external annular groove 14 is provided on inner periphery, is provided in the external annular groove 14 inwardly
Annular protrusion 15, the Neto collars 13 is cyclic structure, and inner periphery is fixedly connected with screen drum 3, and excircle inserts
In the external annular groove 14 of outer carrying roller ring 12, and inner ring connected in star 16 is provided on its excircle, the outer bracket collars 12
Annular protrusion 15 be inserted into the inner ring connected in star 16 of Neto collars 13.
Actuating unit 9 includes motor, driving pulley, driven pulley and belt, is arranged on the main shaft of the motor
Driving pulley is provided with driven pulley in the short axle 5, and driving pulley is connect with driven pulley by belt.
In use, starting blower 18, inert gas enter from air inlet pipe 6, aluminium powder to be fractionated enters from feed pipe 7, aluminium
Powder send the lower superfine graded region 19 into screen drum 3 in the protection of inert gas and wind, starts motor, and motor is driven by V belt translation
Screen drum 3 rotates, and under the action of lifting plate 11 of 3 inside spin of screen drum setting, is thus lifted to screen drum 3 into the aluminium powder in screen drum 3
Then top falls naturally under the effect of gravity, realize and promote lifting, meanwhile, length direction spiral of the lifting plate 11 along screen drum 3
Arrangement, then when screen drum 3 rolls, lifting plate 11 generates thrust to aluminium powder, and aluminium powder is pushed to move forward along 3 length direction of screen drum,
During promoting lifting, aluminium powder dispersion, in the case where the blower 18 on the discharge port 10 of superfine graded region 19 acts on, partial size is less than pole
The aluminium powder in the aperture of the sieve pore on the screen drum 3 in subfractionation area 19 falls into discharge port 10 through sieve pore, and then area's blower 18 acts on
It is lower to be pumped.Under the lifting plate 11 of spiral setting acts on again, the aluminium powder that partial size is greater than the screen-aperture of superfine graded region 19 is pushed away
It is fed into subfractionation area 20, in subfractionation area 20, the aluminium powder that partial size is less than area's screen-aperture is pumped by area's blower 18, grain
The aluminium powder that diameter is greater than area's screen-aperture continues push and enters rough classification area 21, and in rough classification area, 21 aluminium powder is fallen from area's sieve pore
Enter discharge port 10, pumped later by area's blower 18, so far completes the classification of Fine Aluminum Powder.
It should be noted that embodiment described above be to the illustrative and not limiting of technical solutions of the utility model, it is affiliated
The equivalent replacement of technical field those of ordinary skill or the other modifications made according to the prior art, as long as unpractical beyond this
The thinking and range of new technique scheme, should be included within interest field required by the utility model.
Claims (5)
1. a kind of production of aluminum powder is sieved with multi-stage rotary, it is characterised in that: including bracket (1), shell (2), screen drum (3), hollow shaft
(4), short axle (5), air inlet pipe (6), feed pipe (7), rotary joint (8), actuating unit (9) and discharge port (10), it is described
Shell (2) be arranged on bracket (1), is provided with screen drum (3) in the shell (2), hollow shaft is arranged in one end of screen drum (3)
(4), short axle (5) are arranged in the other end of screen drum (3), and the screen drum (3) passes through short axle (5) and hollow shaft (4) and shell (2) phase
To rotation connection, one end of the hollow shaft (4) is connected to screen drum (3) inner cavity, the other end by rotary joint (8) be connected into
Tracheae (6), air inlet pipe (6) are connected to inert gas source, and the air inlet pipe (6) is connected to aluminium powder feed pipe (7), the screen drum
(3) actuating unit (9) are connected by short axle (5), is provided with the length along screen drum (3) on the inner wall of the screen drum (3)
The lifting plate (11) of direction screw arrangement is provided with multiple support roller devices, the carrying roller dress on the inner wall of the shell (2)
It sets support screen drum (3) to roll, and shell (2) inner cavity is divided into multiple graded regions, the support roller device is by adjacent two
Graded region sealing, the lower part of the shell (2) of each graded region are provided with discharge port (10), and the discharge port (10) passes through pipe
Road connects blower (18), and the screen drum (3) is tubular structure, and both ends are provided with end plate, are provided with sieve pore on barrel, from
Hollow shaft (4) arrives short axle (5) direction, and the aperture of the sieve pore on screen drum (3) is gradually big, and the screen drum (3) is located at same classification
The aperture of sieve pore in area is identical.
2. production of aluminum powder according to claim 1 is sieved with multi-stage rotary, it is characterised in that: the support roller device includes outer
Carrying roller ring (12) and Neto collars (13), the outer bracket collars (12) are cyclic structure, and excircle and shell (2) inner wall are solid
It is fixed, it is provided on inner periphery external annular groove (14), is provided with inside annular protrusion in the external annular groove (14)
(15), the Neto collars (13) is cyclic structure, and inner periphery is fixedly connected with screen drum (3), and excircle is inserted into outer
In the external annular groove (14) of carrying roller ring (12), and inner ring connected in star (16) are provided on its excircle, the outer bracket collars
(12) annular protrusion (15) is inserted into the inner ring connected in star (16) of Neto collars (13).
3. production of aluminum powder according to claim 1 is sieved with multi-stage rotary, it is characterised in that: the actuating unit
(9) include motor, driving pulley, driven pulley and belt, driving pulley, the short axle are set on the main shaft of the motor
(5) driven pulley is provided on, driving pulley is connect with driven pulley by belt.
4. production of aluminum powder according to claim 1 is sieved with multi-stage rotary, it is characterised in that: setting in the screen drum (3)
Have bearing rib (17), the bearing rib (17) is arranged along the length direction of screen drum (3).
5. production of aluminum powder according to claim 1 is sieved with multi-stage rotary, it is characterised in that: the discharge port (10) is leakage
Bucket shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820773317.2U CN208449833U (en) | 2018-05-23 | 2018-05-23 | Production of aluminum powder is sieved with multi-stage rotary |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820773317.2U CN208449833U (en) | 2018-05-23 | 2018-05-23 | Production of aluminum powder is sieved with multi-stage rotary |
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| Publication Number | Publication Date |
|---|---|
| CN208449833U true CN208449833U (en) | 2019-02-01 |
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ID=65148368
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820773317.2U Active CN208449833U (en) | 2018-05-23 | 2018-05-23 | Production of aluminum powder is sieved with multi-stage rotary |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718448A (en) * | 2020-12-11 | 2021-04-30 | 临泉县宇诚机械有限公司 | Integral type is screening plant in grades |
| CN113245180A (en) * | 2021-04-15 | 2021-08-13 | 河南工业大学 | Powder grading system |
| CN114985245A (en) * | 2022-06-02 | 2022-09-02 | 赣州市光华有色金属有限公司 | Screening plant is used in processing of superfine tungsten carbide powder |
| CN117900115A (en) * | 2024-03-20 | 2024-04-19 | 山西晋东南神话新材料有限公司 | SiN iron powder screening plant |
-
2018
- 2018-05-23 CN CN201820773317.2U patent/CN208449833U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718448A (en) * | 2020-12-11 | 2021-04-30 | 临泉县宇诚机械有限公司 | Integral type is screening plant in grades |
| CN113245180A (en) * | 2021-04-15 | 2021-08-13 | 河南工业大学 | Powder grading system |
| CN114985245A (en) * | 2022-06-02 | 2022-09-02 | 赣州市光华有色金属有限公司 | Screening plant is used in processing of superfine tungsten carbide powder |
| CN117900115A (en) * | 2024-03-20 | 2024-04-19 | 山西晋东南神话新材料有限公司 | SiN iron powder screening plant |
| CN117900115B (en) * | 2024-03-20 | 2024-05-17 | 山西晋东南神话新材料有限公司 | SiN iron powder screening plant |
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