CN113231196A - Silica micropowder magnetic impurity detecting and removing device - Google Patents
Silica micropowder magnetic impurity detecting and removing device Download PDFInfo
- Publication number
- CN113231196A CN113231196A CN202110434056.8A CN202110434056A CN113231196A CN 113231196 A CN113231196 A CN 113231196A CN 202110434056 A CN202110434056 A CN 202110434056A CN 113231196 A CN113231196 A CN 113231196A
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- Prior art keywords
- conveying belt
- belt
- hopper
- magnetic
- block
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- 239000012535 impurity Substances 0.000 title claims abstract description 34
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims description 10
- 239000000377 silicon dioxide Substances 0.000 title claims description 5
- 239000000463 material Substances 0.000 claims abstract description 35
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 19
- 239000010703 silicon Substances 0.000 claims abstract description 19
- 239000002699 waste material Substances 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 12
- 238000007790 scraping Methods 0.000 claims description 10
- 239000011863 silicon-based powder Substances 0.000 claims description 9
- 244000309464 bull Species 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000012216 screening Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
- B03C1/22—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with non-movable magnets
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- Sorting Of Articles (AREA)
Abstract
The invention discloses a device for detecting and removing magnetic impurities in silicon micropowder, which comprises a first conveying belt and a hopper arranged at one end above the first conveying belt, wherein a discharge hole is formed in the bottom of the hopper, the inner wall of the discharge hole is connected with a sliding plate in a sliding manner, and one end of the sliding plate extends out of the discharge hole and is connected with a connecting belt. According to the invention, the first conveying belt drives the friction wheel to rotate, the second conveying belt is driven to rotate while the belt wheel is driven to rotate, the belt wheel drives the rotating rod to rotate through gear transmission, the rotating rod drives the material stirring rake to revolve, the inner gear ring is meshed with the gear to drive the material stirring rake to rotate, so that materials on the first conveying belt are stirred, magnetic impurities in the materials adsorbed by the electromagnetic block can be attached to the second conveying belt and move along with the second conveying belt, and when the materials move to a non-magnetic block and a scraper, the impurities fall from the second conveying belt, fall onto the third conveying belt, finally fall into a waste material box and are collected, and automatic screening of the magnetic impurities is realized.
Description
Technical Field
The invention relates to the technical field of silicon powder, in particular to a device for detecting and removing magnetic impurities in silicon powder.
Background
The silicon micropowder is a non-toxic, tasteless and pollution-free inorganic non-metallic material, and is widely applied to the fields of chemical industry, electronics, integrated circuits, electrical appliances, plastics, coatings, high-grade paint, rubber, national defense and the like because of the excellent properties of good temperature resistance, acid and alkali corrosion resistance, high heat conductivity coefficient, high insulation, low expansion, stable chemical properties, high hardness and the like.
The silicon micropowder can be divided into common silicon micropowder, electrical grade silicon micropowder, electronic grade silicon micropowder, fused silicon micropowder, ultrafine silicon micropowder and spherical silicon micropowder, the silicon micropowder is widely applied at present, but the silicon micropowder contains magnetic impurities in the silicon micropowder during production, and the quality of the silicon micropowder is poor without treatment, so that the social requirements are difficult to meet.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a device for detecting and removing magnetic impurities in silicon micropowder, which effectively solves the problem that the quality of the silicon micropowder is poor because the silicon micropowder contains the magnetic impurities in the silicon micropowder during production and is not treated.
In order to achieve the purpose, the invention adopts the following technical scheme:
a silica powder magnetic impurity detection and removal device comprises a first conveying belt and a hopper arranged at one end above the first conveying belt, wherein a discharge port is formed in the bottom of the hopper, a sliding plate is connected to the inner wall of the discharge port in a sliding mode, one end of the sliding plate extends out of the discharge port and is connected with a connecting belt, the other end of the connecting belt bypasses a fixed pulley arranged on the hopper and is connected with a friction block, a strong magnet attracted with the friction block is arranged on an inner ring of the first conveying belt, and a first elastic component is arranged between the sliding plate and the hopper;
the top of the first conveying belt is connected with an installation frame, a second conveying belt is installed on the installation frame, an electromagnetic block fixedly connected with the installation frame is arranged on an inner ring of the second conveying belt, one end, away from the hopper, of the electromagnetic block is connected with a non-magnetic block, a scraping plate is arranged below the non-magnetic block, the scraping plate is connected with the installation frame through a second elastic component, and a material collecting device is arranged below the scraping plate;
the mounting bracket is provided with a friction wheel, the friction wheel is connected with a second conveying belt through a first conveying belt, and a material stirring device is arranged above the first conveying belt.
Preferably, dial material device is including connecting the hanger plate on the mounting bracket, the hanger plate is hollow structure, the inner wall rotation of hanger plate is connected with the main shaft, the bottom of hanger plate is rotated and is connected with the driven shaft, the driven shaft passes through gear drive and is connected with the main shaft, the driven shaft lower extreme is connected with the bull stick, the bottom both ends of bull stick are rotated and are connected with the connecting axle, the gear has been cup jointed on the connecting axle, the gear meshes with the ring gear of installing on the hanger plate, the connecting axle lower extreme is connected with dials the harrow, main shaft one end runs through the hanger plate and is connected with the band pulley, the band pulley passes through the second drive belt and is connected with the friction pulley.
Preferably, the device that gathers materials is including installing the third conveyer belt on the mounting bracket, and the third conveyer belt passes through the third drive belt and is connected with first conveyer belt, and the below of the one end that the hopper was kept away from to the third conveyer belt is equipped with waste material box, and waste material box places on the board of placing of being connected with the mounting bracket.
Preferably, the first elastic component comprises a fixed block connected with the sliding plate, a screw rod is connected to the fixed block in a threaded manner, a rotating block is connected to the end portion of the screw rod in a rotating manner, and the rotating block is connected with the hopper through a first spring.
Preferably, the second elastic component comprises a sliding rod connected with the scraper, the sliding rod is inserted in a mounting groove formed in the mounting frame in a sliding mode, and the inner wall of the mounting groove is connected with the sliding rod through a second spring.
Preferably, the cross section of the scraper is triangular, and a right-angle surface of the scraper is attached to the second conveyor belt.
Preferably, one side of the friction block close to the first conveying belt is coated with a wear-resistant coating.
Preferably, the non-magnetic block is made of plastic.
Preferably, the outer ring of the friction wheel is provided with anti-slip lines.
Preferably, the side wall of the hopper is provided with a transparent observation window.
Compared with the prior art, the invention has the beneficial effects that:
1. the material falls onto the first conveying belt from the hopper, the friction block is attracted by the powerful magnet and clings to the first conveying belt, the sliding plate is driven to move under the action of friction force of the friction block and the first conveying belt, the discharge port is opened, the material falls, and when the first conveying belt stops, the sliding plate resets under the action of resilience force of the first spring to block the discharge port, so that the material is prevented from continuously falling, and synchronous control is realized;
2. the first conveying belt drives the friction wheel to rotate, the second conveying belt is driven to rotate while the belt wheel is driven to rotate, the belt wheel drives the rotating rod to rotate through gear transmission, the rotating rod drives the material stirring rake to revolve, the inner gear ring is meshed with the gear to drive the material stirring rake to rotate, materials on the first conveying belt are stirred, magnetic impurities in the materials adsorbed by the electromagnetic block can be conveniently attached to the second conveying belt and move along with the second conveying belt, when the materials are moved to the positions of the non-magnetic block and the scraper, the impurities drop from the second conveying belt and fall onto the third conveying belt and finally fall into a waste material box, the impurities are collected, and automatic screening of the magnetic impurities is achieved.
Drawings
In order to more particularly and intuitively illustrate an embodiment of the present invention or a prior art solution, a brief description of the drawings needed for use in the description of the embodiment or the prior art will be provided below.
FIG. 1 is a schematic structural diagram according to the present invention;
FIG. 2 is an enlarged view of the portion B of FIG. 1;
FIG. 3 is an enlarged view of the portion A in FIG. 1;
fig. 4 is a schematic view of the internal structure of the suspension plate.
In the figure: the device comprises a first conveying belt 1, a hopper 2, a mounting frame 3, a second conveying belt 4, a non-magnetic block 5, an electromagnetic block 6, a third conveying belt 7, a waste material box 8, a suspension plate 9, a friction wheel 10, a belt wheel 11, a sliding plate 12, a fixed block 13, a screw 14, a first spring 15, a fixed pulley 16, a connecting belt 17, a friction block 18, a powerful magnet 19, an inner gear ring 20, a rotating rod 21, a gear 22, a connecting shaft 23, a material poking rake 24, a main shaft 25 and a scraping plate 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a device for detecting and removing magnetic impurities in silicon micropowder comprises a first conveyer belt 1 and a hopper 2 arranged at one end above the first conveyer belt 1, wherein a discharge port is arranged at the bottom of the hopper 2, the inner wall of the discharge port is connected with a sliding plate 12 in a sliding manner, one end of the sliding plate 12 extends out of the discharge port and is connected with a connecting belt 17, the other end of the connecting belt 17 bypasses a fixed pulley 16 arranged on the hopper 2 and is connected with a friction block 18, a powerful magnet 19 attracted with the friction block 18 is arranged at the inner ring of the first conveyer belt 1, and a first elastic component is arranged between the sliding plate 12 and the hopper 2;
the top of the first conveying belt 1 is connected with an installation frame 3, a second conveying belt 4 is installed on the installation frame 3, an electromagnetic block 6 fixedly connected with the installation frame 3 is arranged on an inner ring of the second conveying belt 4, one end, far away from the hopper 2, of the electromagnetic block 6 is connected with a non-magnetic block 5, a scraping plate 26 is arranged below the non-magnetic block 5, the scraping plate 26 is connected with the installation frame 3 through a second elastic component, and a material collecting device is arranged below the scraping plate 26 and used for collecting waste residues;
the mounting frame 3 is provided with a friction wheel 10, the friction wheel 10 is connected with the second conveying belt 4 through a first conveying belt, a material stirring device is arranged above the first conveying belt 1, and the friction wheel 10 and the first conveying belt 1 are driven to rotate by friction force.
Dial material device including connecting the hanger plate 9 on mounting bracket 3, hanger plate 9 is hollow structure, the inner wall rotation of hanger plate 9 is connected with main shaft 25, the bottom of hanger plate 9 is rotated and is connected with the driven shaft, the driven shaft passes through gear drive and is connected with main shaft 25, the driven shaft lower extreme is connected with bull stick 21, the bottom both ends of bull stick 21 are rotated and are connected with connecting axle 23, gear 22 has been cup jointed on connecting axle 23, gear 22 meshes with the ring gear 20 of installing on hanger plate 9, connecting axle 23 lower extreme is connected with dials material harrow 24, main shaft 25 one end is run through hanger plate 9 and is connected with band pulley 11, band pulley 11 is connected with friction pulley 10 through the second drive belt.
The device that gathers materials is including installing third conveyer belt 7 on mounting bracket 3, and third conveyer belt 7 is connected with first conveyer belt 1 through the third drive belt, and the below that the one end of hopper 2 was kept away from to third conveyer belt 7 is equipped with waste material box 8, and waste material box 8 is placed on the board of placing being connected with mounting bracket 3, and impurity falls on third conveyer belt 7, and first conveyer belt 1 drives third conveyer belt 7 syntropy anticlockwise rotation, transports impurity from electromagnetic block 6, avoids impurity to be attracted once more.
First elastomeric element includes the fixed block 13 of being connected with slide 12, and threaded connection has screw rod 14 on the fixed block 13, and the tip of screw rod 14 rotates and is connected with the turning block, and the turning block is connected with hopper 2 through first spring 15, adjusts first spring 15 resilience force in advance through screw rod 14 to under the equal pulling force of connecting band 17, change the size of discharge gate, control the discharge.
The second elastic component includes the slide bar of being connected with scraper blade 26, and the slide bar slides and pegs graft in the mounting groove of seting up on mounting bracket 3, and the inner wall of mounting groove passes through second spring and sliding rod connection, and under the resilience force effect of second spring, pulling scraper blade 26 pastes tight second conveyer belt 4, will adsorb the impurity on second conveyer belt 4 and scrape to get and peel off, drop on third conveyer belt 7.
The cross-section of scraper blade 26 is triangle-shaped, and its right angle face laminating is on second conveyer belt 4, and the one side that clutch blocks 18 is close to first conveyer belt 1 is scribbled and is equipped with wear-resistant coating, reinforcing wearability, and non-magnetic block 5 material is plastics, makes things convenient for impurity to drop from second conveyer belt 4, and the outer lane of friction pulley 10 is equipped with anti-skidding line, and the increase friction improves its drive power, and transparent observation window has been seted up to the lateral wall of hopper 2, is convenient for observe the surplus of material in the hopper 2.
In the scheme, materials fall onto the first conveying belt 1 from the hopper 2, the friction block 18 is attracted by the powerful magnet 19 and clings to the first conveying belt 1, the sliding plate 12 is driven to move under the action of friction force between the friction block 18 and the first conveying belt 1, the discharge port is opened, the materials fall, and when the first conveying belt 1 stops, the sliding plate 12 resets under the action of resilience force of the first spring 15 to block the discharge port, so that the materials are prevented from continuously falling, and synchronous control is realized;
the first conveying belt 1 drives the friction wheel 10 to rotate, the second conveying belt 4 is driven to rotate while the belt wheel 11 is driven to rotate, the belt wheel 11 drives the rotating rod 21 to rotate through gear transmission, the rotating rod 21 drives the stirring rake 24 to revolve, the inner gear ring 20 is meshed with the gear 22 to drive the stirring rake 24 to rotate, materials on the first conveying belt 1 are stirred, magnetic impurities in the materials adsorbed by the electromagnetic block 6 can be conveniently attached to the second conveying belt 4 and move together with the second conveying belt, when the materials are moved to the non-magnetic block 5 and the scraper 26, the impurities fall off the second conveying belt 4 and fall onto the third conveying belt 7 and finally fall into the waste material box 8 to be collected, and automatic screening of the magnetic impurities is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The silicon micropowder magnetic impurity detection and removal device comprises a first conveying belt (1) and a hopper (2) arranged at one end above the first conveying belt, and is characterized in that a discharge port is formed in the bottom of the hopper (2), a sliding plate (12) is connected to the inner wall of the discharge port in a sliding manner, one end of the sliding plate (12) extends out of the discharge port and is connected with a connecting belt (17), the other end of the connecting belt (17) bypasses a fixed pulley (16) arranged on the hopper (2) and is connected with a friction block (18), a powerful magnet (19) attracted with the friction block (18) is arranged on the inner ring of the first conveying belt (1), and a first elastic component is arranged between the sliding plate (12) and the hopper (2);
the top of the first conveying belt (1) is connected with an installation frame (3), a second conveying belt (4) is installed on the installation frame (3), an electromagnetic block (6) fixedly connected with the installation frame (3) is arranged on an inner ring of the second conveying belt (4), one end, away from the hopper (2), of the electromagnetic block (6) is connected with a non-magnetic block (5), a scraping plate (26) is arranged below the non-magnetic block (5), the scraping plate (26) is connected with the installation frame (3) through a second elastic component, and a material collecting device is arranged below the scraping plate (26);
install friction pulley (10) on mounting bracket (3), friction pulley (10) are connected with second conveyer belt (4) through first drive belt, and the top of first conveyer belt (1) is equipped with dials the material device.
2. The device for detecting and removing the magnetic impurities in the micro-silicon powder according to claim 1, dial material device including connecting hanger plate (9) on mounting bracket (3), hanger plate (9) are hollow structure, the inner wall of hanger plate (9) rotates and is connected with main shaft (25), the bottom of hanger plate (9) rotates and is connected with the driven shaft, the driven shaft passes through gear drive and is connected with main shaft (25), the driven shaft lower extreme is connected with bull stick (21), the bottom both ends of bull stick (21) are rotated and are connected with connecting axle (23), gear (22) have been cup jointed on connecting axle (23), gear (22) mesh with ring gear (20) of installing on hanger plate (9), connecting axle (23) lower extreme is connected with dials material harrow (24), main shaft (25) one end runs through hanger plate (9) and is connected with band pulley (11), band pulley (11) are connected with friction pulley (10) through the second drive belt.
3. A micro-silicon powder magnetic impurity detection and removal device as claimed in claim 2, wherein the collecting device comprises a third conveyer belt (7) mounted on the mounting frame (3), the third conveyer belt (7) is connected with the first conveyer belt (1) through a third conveyer belt, a waste material box (8) is arranged below one end of the third conveyer belt (7) far away from the hopper (2), and the waste material box (8) is placed on a placing plate connected with the mounting frame (3).
4. A micro-silicon powder magnetic impurity detection and removal device as claimed in claim 3, wherein the first elastic component comprises a fixed block (13) connected with the sliding plate (12), a screw rod (14) is connected to the fixed block (13) in a threaded manner, a rotating block is rotatably connected to the end of the screw rod (14), and the rotating block is connected with the hopper (2) through a first spring (15).
5. A micro-silicon powder magnetic impurity detection and removal device as claimed in claim 4, wherein the second elastic component comprises a slide bar connected with the scraper (26), the slide bar is inserted in a mounting groove formed on the mounting rack (3) in a sliding manner, and the inner wall of the mounting groove is connected with the slide bar through a second spring.
6. The device for detecting and removing the magnetic impurities in the micro-silicon powder as claimed in claim 5, wherein the section of the scraper (26) is triangular, and the right-angle surface of the scraper is attached to the second conveyor belt (4).
7. The device for detecting and removing the magnetic impurities in the micro-silicon powder as claimed in claim 6, wherein a wear-resistant coating is coated on one side of the friction block (18) close to the first conveying belt (1).
8. The device for detecting and removing magnetic impurities in superfine silica powder as claimed in claim 7, wherein the non-magnetic blocks (5) are made of plastic.
9. The device for detecting and removing the magnetic impurities in the micro-silicon powder as claimed in claim 8, wherein the outer ring of the friction wheel (10) is provided with anti-skid lines.
10. The device for detecting and removing magnetic impurities in superfine silica powder according to any one of claims 1 to 9, wherein a transparent observation window is arranged on the side wall of the hopper (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110434056.8A CN113231196A (en) | 2021-04-21 | 2021-04-21 | Silica micropowder magnetic impurity detecting and removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110434056.8A CN113231196A (en) | 2021-04-21 | 2021-04-21 | Silica micropowder magnetic impurity detecting and removing device |
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| Publication Number | Publication Date |
|---|---|
| CN113231196A true CN113231196A (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110434056.8A Pending CN113231196A (en) | 2021-04-21 | 2021-04-21 | Silica micropowder magnetic impurity detecting and removing device |
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| Country | Link |
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| CN (1) | CN113231196A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116849159A (en) * | 2023-04-04 | 2023-10-10 | 湖南淳湘农林科技有限公司 | Ecological tea seed powder dispersion and throwing device for shrimp culture |
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