CN219150774U - Cyclone classifying and screening device for aluminum powder granularity - Google Patents
Cyclone classifying and screening device for aluminum powder granularity Download PDFInfo
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- CN219150774U CN219150774U CN202320181235.XU CN202320181235U CN219150774U CN 219150774 U CN219150774 U CN 219150774U CN 202320181235 U CN202320181235 U CN 202320181235U CN 219150774 U CN219150774 U CN 219150774U
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Abstract
The utility model discloses a cyclone grading screening device for aluminum powder granularity, which comprises a screening box, wherein a feed hopper is arranged at the top of the screening box, a feed inlet is formed in the bottom of the feed hopper, a first screen is obliquely arranged below the feed inlet, a blanking opening is formed in the bottommost end of the first screen, a second screen is obliquely arranged below the blanking opening, and a third material box is arranged at the bottommost end of the second screen; the bottom of the first screen is provided with a first material box, a first ventilating duct is arranged above the first screen in an inclined manner, and an axial flow fan is arranged in the first ventilating duct; a second material box is arranged at the bottom of the second screen, a second ventilating duct is arranged above the second screen, and an axial flow fan is arranged in the second ventilating duct; the utility model is used for solving the problems that in the prior art, the aluminum powder screening mode is strong, the oxidation reaction of the aluminum powder is easy to accelerate, and the production quality of the aluminum powder is affected.
Description
Technical Field
The utility model relates to the technical field of aluminum powder sorting equipment, in particular to a cyclone classifying and screening device for aluminum powder granularity.
Background
The aluminum powder has various types, large market demand and wide application, and is one of the more commonly used industrial raw materials. The granularity of the aluminum powder is difficult to precisely control in the production process, so that the produced aluminum powder is large in granularity span, is not suitable for being directly used as a raw material, and can be used as a metal raw material only after the granularity is finely classified after being screened. Most of the existing screening devices adopt a vibration screening mode, but the metal activity of aluminum powder is strong, the vibration screening can generate more energy, oxidation reaction is easy to occur, and the vibration can cause some aluminum powder to be crushed into aluminum powder with smaller granularity, so that the oxidation reaction can be further accelerated, and the production quality of the aluminum powder is seriously affected.
Disclosure of Invention
The utility model aims to provide a cyclone classifying and screening device for aluminum powder granularity, which is used for solving the problems that in the prior art, the aluminum powder screening mode is strong, the oxidation reaction of the aluminum powder is easy to accelerate, and the production quality of the aluminum powder is affected.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the cyclone classifying and screening device for the granularity of the aluminum powder comprises a screening box, wherein a feed hopper is arranged at the top of the screening box, a feed inlet is formed in the bottom of the feed hopper, a first screen is obliquely arranged below the feed inlet, a blanking opening is formed in the bottommost end of the first screen, a second screen is obliquely arranged below the blanking opening, and a third material box is arranged at the bottommost end of the second screen; the bottom of the first screen is provided with a first material box, a first ventilating duct is arranged above the first screen in an inclined manner, the first ventilating duct is fixed inside the screening box, an air inlet of the first ventilating duct is arranged at the top of the screening box, an air outlet of the first ventilating duct is arranged towards the first screen, and an axial flow fan is arranged in the first ventilating duct; the bottom of second screen cloth is provided with the second workbin, and the oblique top of second screen cloth is provided with second air pipe, and second air pipe fixes inside the screening case, and second air pipe's air intake setting is in the screening case outside, and second air pipe's air outlet sets up towards the second screen cloth, is provided with axial fan in the second air pipe.
Optionally, a stirring shaft is arranged in the feeding hole and the discharging hole, two ends of the stirring shaft are rotatably connected to the screening box, and a plurality of stirring plates are uniformly and fixedly connected to the stirring shaft; one end of the poking shaft penetrates through the screening box and is fixedly connected with a transmission gear, a driving motor is arranged between the two poking shafts and is fixedly connected to the side wall of the screening box, the output end of the driving motor is fixedly connected with the driving gear, and the driving gear is in transmission connection with the two transmission gears through a transmission chain.
Optionally, the outside of screening case is provided with the fixed plate, and driving motor fixed connection is on the fixed plate.
Optionally, a guide plate is installed between the bottom of the first screen and the first material box, and a guide plate is installed between the bottom of the second screen and the second material box.
Optionally, a baffle is vertically arranged at the feed opening, and the top of the baffle is higher than the bottommost part of the first screen.
Optionally, the air outlets of the first ventilation pipeline and the second ventilation pipeline are both inclined upwards.
The cyclone classifying and screening device for the aluminum powder granularity has the following advantages:
(1) The aluminum powder with smaller granularity is filtered out by blowing, the screening mode is soft, and the aluminum powder is not greatly influenced.
(2) The multi-stage screening is carried out by setting the blowing intensity, so that the aluminum powder with various granularities can be obtained, and the screening is finer.
(3) The stirring shaft and the stirring plate can break up the aluminum powder together, and the aluminum powder can not directly fall on the screen, so that the smooth proceeding of air separation is facilitated.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a side view of the present utility model.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1-2, a cyclone classifying screening device for aluminum powder granularity comprises a screening box 1, wherein a feed hopper 2 is arranged at the top of the screening box 1, a feed inlet 3 is arranged at the bottom of the feed hopper 2, a stirring shaft 4 is arranged in the feed inlet 3, two ends of the stirring shaft 4 are rotationally connected to the screening box 1, and a plurality of stirring plates 5 are uniformly and fixedly connected to the stirring shaft 4. The below slope of feed inlet 3 is provided with first screen cloth 6, and the bottom of first screen cloth 6 is provided with feed opening 7, also is provided with in the feed opening 7 and dials movable shaft 4, and stir the both ends rotation of shaft 4 and connect on screening case 1, stir a plurality of toggle plates 5 of even fixedly connected with on the shaft 4, and the below slope of feed opening 7 is provided with second screen cloth 8, and the bottom of second screen cloth 8 is provided with third material case 9. The outside of screening case 1 is provided with fixed plate 10, installs driving motor 11 on the fixed plate 10, and driving motor 11's output fixedly connected with drive gear 12, two one ends of stirring axle 4 pass screening case 1 and fixedly connected with drive gear 13, pass through drive chain 14 transmission connection between drive gear 12 and the two drive gears 13. When the driving motor 11 runs, the two stirring shafts 4 can be driven to synchronously rotate, and the stirring plate 5 can flap the aluminum powder falling from the upper part, so that the aluminum powder is scattered, and the influence on air separation caused by aluminum powder accumulation is avoided.
The bottom of first screen cloth 6 is provided with first material case 15, installs guide plate 16 between the bottom of first screen cloth 6 and the first material case 15, and guide plate 16 can make the aluminium powder that first screen cloth 6 sieved fall into first material case 15 smoothly. The oblique top of first screen cloth 6 is provided with first air pipe 17, and first air pipe 17 is fixed inside screening case 1, and the air intake setting of first air pipe 17 is at screening case 1 top, and the air outlet of first air pipe 17 is upwards inclined towards first screen cloth 6 and is provided with axial fan 18 in the first air pipe 17. When the axial flow fan 18 is started, the air is blown outwards from the air outlet, the air is blown onto the aluminum powder, the aluminum powder with smaller granularity is blown to the top of the first screen 6 and directly falls into the first material box 15, the aluminum powder with larger granularity, which is not moved by the air, directly falls onto the first screen 6, and the aluminum powder screened by the first screen 6 flows to the blanking opening 7. The vertical baffle 19 that is provided with in feed opening 7 department, the high bottom that is higher than first screen cloth 6 at baffle 19 top, baffle 19 can block the flow potential of aluminium powder, when aluminium powder flows to feed opening 7, avoids aluminium powder to cross feed opening 7 and directly fall on second screen cloth 8, influences screening effect.
The bottom of the second screen 8 is provided with a second material box 20, a guide plate 16 is arranged between the bottom of the second screen 8 and the second material box 20, and the guide plate 16 can enable aluminum powder screened out by the second screen 8 to smoothly fall into the second material box 20. The oblique top of second screen cloth 8 is provided with second air pipe 21, and second air pipe 21 is fixed inside screening case 1, and the air intake setting of second air pipe 21 is in screening case 1 outside, and the air outlet of second air pipe 21 is upwards inclined towards second screen cloth 8 and is provided with axial fan 18 in the second air pipe 21. When the axial flow fan 18 is started, aluminum powder falling down to the feed opening 7 is blown, aluminum powder with smaller granularity falls on the second screen 8 and directly flows into the second material box 20, and aluminum powder with larger granularity, which is not blown by the wind, flows into the third material box 9 from the second screen 8. The wind speeds of the axial flow fans 18 in the first ventilation pipeline 17 and the second ventilation pipeline 21 are adjustable, and the proper wind speeds can be adjusted according to screening requirements.
The embodiments described above are merely some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Claims (6)
1. The utility model provides a whirlwind classifying screen device of aluminium powder granularity which characterized in that: the device comprises a screening box, wherein a feed hopper is arranged at the top of the screening box, a feed inlet is formed in the bottom of the feed hopper, a first screen is obliquely arranged below the feed inlet, a feed opening is formed in the bottommost end of the first screen, a second screen is obliquely arranged below the feed opening, and a third material box is arranged at the bottommost end of the second screen; the bottom of the first screen is provided with a first material box, a first ventilating duct is arranged above the first screen in an inclined manner, the first ventilating duct is fixed inside the screening box, an air inlet of the first ventilating duct is arranged at the top of the screening box, an air outlet of the first ventilating duct is arranged towards the first screen, and an axial flow fan is arranged in the first ventilating duct; the bottom of second screen cloth is provided with the second workbin, and the oblique top of second screen cloth is provided with second air pipe, and second air pipe fixes inside the screening case, and second air pipe's air intake setting is in the screening case outside, and second air pipe's air outlet sets up towards the second screen cloth, is provided with axial fan in the second air pipe.
2. The cyclone classifying screen device for aluminum powder particle size according to claim 1, wherein: a stirring shaft is arranged in the feeding hole and the discharging hole, two ends of the stirring shaft are rotatably connected to the screening box, and a plurality of stirring plates are uniformly and fixedly connected to the stirring shaft; one end of the poking shaft penetrates through the screening box and is fixedly connected with a transmission gear, a driving motor is arranged between the two poking shafts and is fixedly connected to the side wall of the screening box, the output end of the driving motor is fixedly connected with the driving gear, and the driving gear is in transmission connection with the two transmission gears through a transmission chain.
3. The cyclone classifying screen device for aluminum powder particle size according to claim 2, wherein: the outside of screening case is provided with the fixed plate, and driving motor fixed connection is on the fixed plate.
4. The cyclone classifying screen device for aluminum powder particle size according to claim 1, wherein: a guide plate is arranged between the bottom of the first screen and the first material box, and a guide plate is arranged between the bottom of the second screen and the second material box.
5. The cyclone classifying screen device for aluminum powder particle size according to claim 1, wherein: the blanking opening is vertically provided with a baffle, and the height of the top of the baffle is higher than the height of the bottommost part of the first screen.
6. The cyclone classifying screen device for aluminum powder particle size according to claim 1, wherein: the air outlets of the first ventilating duct and the second ventilating duct are obliquely arranged upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320181235.XU CN219150774U (en) | 2023-02-10 | 2023-02-10 | Cyclone classifying and screening device for aluminum powder granularity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320181235.XU CN219150774U (en) | 2023-02-10 | 2023-02-10 | Cyclone classifying and screening device for aluminum powder granularity |
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| Publication Number | Publication Date |
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| CN219150774U true CN219150774U (en) | 2023-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320181235.XU Active CN219150774U (en) | 2023-02-10 | 2023-02-10 | Cyclone classifying and screening device for aluminum powder granularity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117414958A (en) * | 2023-12-18 | 2024-01-19 | 河南省远洋粉体科技股份有限公司 | Aluminum powder cyclone grading device |
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2023
- 2023-02-10 CN CN202320181235.XU patent/CN219150774U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117414958A (en) * | 2023-12-18 | 2024-01-19 | 河南省远洋粉体科技股份有限公司 | Aluminum powder cyclone grading device |
| CN117414958B (en) * | 2023-12-18 | 2024-03-08 | 河南省远洋粉体科技股份有限公司 | Aluminum powder cyclone grading device |
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