CN112275444B - Beneficiation process suitable for scheelite - Google Patents
Beneficiation process suitable for scheelite Download PDFInfo
- Publication number
- CN112275444B CN112275444B CN202011071264.8A CN202011071264A CN112275444B CN 112275444 B CN112275444 B CN 112275444B CN 202011071264 A CN202011071264 A CN 202011071264A CN 112275444 B CN112275444 B CN 112275444B
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- CN
- China
- Prior art keywords
- scheelite
- storage box
- fixedly provided
- raw ore
- beneficiation process
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000000843 powder Substances 0.000 claims abstract description 26
- 239000012141 concentrate Substances 0.000 claims abstract description 23
- 238000007885 magnetic separation Methods 0.000 claims abstract description 7
- 239000006148 magnetic separator Substances 0.000 claims description 10
- 238000012216 screening Methods 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 3
- 239000011707 mineral Substances 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 3
- 229910021532 Calcite Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- YGANSGVIUGARFR-UHFFFAOYSA-N dipotassium dioxosilane oxo(oxoalumanyloxy)alumane oxygen(2-) Chemical compound [O--].[K+].[K+].O=[Si]=O.O=[Al]O[Al]=O YGANSGVIUGARFR-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052627 muscovite Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 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
-
- B08B1/165—
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention provides a mineral separation process suitable for scheelite. The beneficiation process suitable for scheelite comprises the following steps: s1: crushing and grinding the raw ore to obtain raw ore powder; s2: carrying out strong magnetic separation on the raw ore powder obtained in the step S1 to obtain scheelite coarse concentrate powder; s3: carrying out normal-temperature pretreatment on the scheelite rough concentrate obtained in the step S2 to obtain a pretreated concentrate; s4: and (4) carrying out high-temperature concentration on the pretreated concentrate obtained in the step (S3) to obtain scheelite concentrate. The beneficiation process for scheelite provided by the invention has the advantages of relatively simple process and suitability for popularization.
Description
Technical Field
The invention relates to the technical field of mineral separation, in particular to a mineral separation process suitable for scheelite.
Background
Scheelite is an ore, in the shape of a granular stone, white with a yellowish color and with a fatty luster. Orange, biconical crystals, large and transparent dark orange at the tip. Intergrown with calcite muscovite and black cassiterite, wherein the scheelite and calcite are fluorescent. It is heated or irradiated by ultraviolet to be purple. Is the main raw material for smelting tungsten.
Most of the existing methods are complicated when the scheelite is subjected to ore dressing.
Therefore, there is a need to provide a new ore dressing process suitable for scheelite to solve the above technical problems.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the beneficiation process which is relatively simple and suitable for scheelite and is suitable for popularization.
In order to solve the technical problems, the beneficiation process suitable for scheelite provided by the invention comprises the following steps: s1: crushing and grinding the raw ore to obtain raw ore powder;
s2: carrying out strong magnetic separation on the raw ore powder obtained in the step S1 to obtain scheelite coarse concentrate powder;
s3: carrying out normal-temperature pretreatment on the scheelite rough concentrate obtained in the step S2 to obtain a pretreated concentrate;
s4: and (4) carrying out high-temperature concentration on the pretreated concentrate obtained in the step (S3) to obtain scheelite concentrate.
Preferably, in the step S1, the raw ore is crushed in a crusher and then ground in a grinder to obtain raw ore powder.
Preferably, in the step S2, the raw ore powder obtained in the step S1 is placed into a strong magnetic separator for screening to obtain the scheelite coarse concentrate powder.
Preferably, the strong magnetic separator includes four bracing pieces, four the top fixed mounting of bracing piece has same roof, the bottom fixed mounting of roof has two electro-magnets, the top fixed mounting of roof has two pneumatic cylinders, fixed mounting has the movable block on the output shaft of pneumatic cylinder, the movable block run through the roof and with roof sliding connection, the bottom fixed mounting of movable block has the support frame, the bottom fixed mounting of support frame has the mounting panel, the bottom fixed mounting of mounting panel has the case, the case is located the below of electro-magnet, the case inner wall be equipped with the scraper blade of electromagnetism iron looks adaptation, symmetrical rotation installs two threaded sleeve pipes on the case, threaded sleeve pipe internal thread installs the screw rod, the one end of screw rod with scraper blade fixed connection, threaded sleeve pipe's one end extends to the case is outer and fixed the cover is equipped with first belt pulley, one side fixed mounting of case has the motor, be equipped with two second belt pulleys on the output shaft of motor, the second belt pulley is equipped with same belt with corresponding fixed cover in the outside of first belt pulley.
Preferably, a sliding hole is fixedly installed at the top of the top plate, and the moving block penetrates through the sliding hole and is in sliding connection with the inner wall of the sliding hole.
Preferably, the same sliding rod is fixedly installed on the inner walls of the two sides of the sliding hole, and the sliding rod penetrates through the moving block and is in sliding connection with the moving block.
Preferably, two mounting holes are formed in the inner wall of one side of the storage box, and the threaded sleeves are rotatably mounted in the corresponding mounting holes.
Preferably, a bearing is fixedly sleeved on the outer side of the threaded sleeve, and an outer ring of the bearing is fixedly connected with the corresponding inner wall of the mounting hole.
Preferably, one side of the storage box, which is far away from the support frame, is provided with a through hole with an open top, and the through hole is matched with the electromagnet.
Preferably, a conveyor belt is arranged below the top plate and is located below the mounting plate.
Compared with the related technology, the beneficiation process for scheelite provided by the invention has the following beneficial effects:
the invention provides a beneficiation process suitable for scheelite, which is relatively simple and suitable for popularization.
Drawings
FIG. 1 is a flow chart of a beneficiation process suitable for scheelite provided by the present invention;
FIG. 2 is a schematic structural diagram of a strong magnetic separator suitable for a scheelite beneficiation process according to the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of the portion B shown in FIG. 3;
fig. 5 is a schematic top view of fig. 4.
Reference numbers in the figures: 1. the device comprises a support rod, 2, a top plate, 3, an electromagnet, 4, a hydraulic cylinder, 5, a moving block, 6, a support frame, 7, a mounting plate, 8, a storage box, 9, a scraper, 10, a threaded sleeve, 11, a screw rod, 12, a first belt pulley, 13, a motor, 14, a second belt pulley, 15 and a belt.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a flow chart of a beneficiation process for scheelite according to the present invention; FIG. 2 is a schematic structural diagram of a strong magnetic separator suitable for a scheelite beneficiation process according to the present invention; FIG. 3 is an enlarged view of the portion A shown in FIG. 2; FIG. 4 is an enlarged view of the portion B shown in FIG. 3; fig. 5 is a schematic top view of fig. 4. The beneficiation process suitable for scheelite comprises the following steps: s1: crushing and grinding the raw ore to obtain raw ore powder;
s2: carrying out strong magnetic separation on the raw ore powder obtained in the step S1 to obtain scheelite coarse concentrate powder;
s3: carrying out normal-temperature pretreatment on the scheelite rough concentrate obtained in the step S2 to obtain a pretreated concentrate;
s4: and (4) carrying out high-temperature concentration on the pretreated concentrate obtained in the step (S3) to obtain scheelite concentrate.
And S1, putting the raw ore into a pulverizer to be pulverized, and then putting the pulverized raw ore into a grinder to be ground to obtain raw ore powder.
And in the step S2, the raw ore powder obtained in the step S1 is placed into a strong magnetic separator for screening to prepare the scheelite coarse concentrate powder.
Compared with the related technology, the beneficiation process for scheelite provided by the invention has the following beneficial effects:
the invention provides a beneficiation process suitable for scheelite, which is relatively simple and suitable for popularization.
The invention also provides a strong magnetic separator suitable for the ore dressing process of scheelite, which comprises four support rods 1, wherein the top ends of the four support rods 1 are fixedly provided with a same top plate 2, the bottom of the top plate 2 is fixedly provided with two electromagnets 3, the top of the top plate 2 is fixedly provided with two hydraulic cylinders 4, an output shaft of each hydraulic cylinder 4 is fixedly provided with a moving block 5, the moving block 5 penetrates through the top plate 2 and is in sliding connection with the top plate 2, the bottom of the moving block 5 is fixedly provided with a support frame 6, the bottom of the support frame 6 is fixedly provided with a mounting plate 7, the bottom of the mounting plate 7 is fixedly provided with a storage box 8, the storage box 8 is positioned below the electromagnets 3, the inner wall of the storage box 8 is provided with a scraper 9 matched with the electromagnets 3, the storage box 8 is symmetrically and rotatably provided with two threaded sleeves 10, the threaded sleeves 10 are provided with a screw rod 11, one end of the screw rod 11 is fixedly connected with the scraper 9, one end of the threaded sleeve 10 extends to the outside of the storage box 8 and is provided with a first belt pulley 12 in a fixed sleeve, one side of the storage box 8 is fixedly provided with a motor 13, the same belt pulley 14 is provided with an internal thread on the motor 13, and an output shaft of the same belt pulley 14 corresponds to the second belt pulley 14.
The top of the top plate 2 is fixedly provided with a sliding hole, and the moving block 5 penetrates through the sliding hole and is in sliding connection with the inner wall of the sliding hole.
The inner walls of the two sides of the sliding hole are fixedly provided with the same sliding rod, and the sliding rod penetrates through the moving block 5 and is connected with the moving block 5 in a sliding mode.
Two mounting holes are formed in the inner wall of one side of the storage box 8, and the threaded sleeves 10 are rotatably mounted in the corresponding mounting holes.
And a bearing is fixedly sleeved on the outer side of the threaded sleeve 10, and the outer ring of the bearing is fixedly connected with the inner wall of the corresponding mounting hole.
And a through hole with an opening at the top is formed in one side of the storage box 8, which is far away from the support frame 6, and the through hole is matched with the electromagnet 3.
A conveyor belt is arranged below the top plate 2 and is positioned below the mounting plate 7.
The working principle of the strong magnetic separator suitable for the scheelite beneficiation process provided by the invention is as follows:
when the device is used, the hydraulic cylinder 4 is started, the hydraulic cylinder 4 drives the moving block 5 to move, the moving block 5 drives the support frame 6 to drive the mounting plate 7 to move, the mounting plate 7 drives the storage box 8 to move until the storage box 8 is moved out of the position under the electromagnet 3, the raw ore powder is placed on the conveying belt, the electromagnet 3 is started, and at the moment, the electromagnet 3 can adsorb iron powder in the raw ore powder which is positioned under the electromagnet 3 and is conveyed by the conveying belt, so that the magnetic separation work of the raw ore powder can be quickly completed;
when more iron powder is adsorbed at the bottom of one of the electromagnets 3, the corresponding hydraulic cylinder 4 is reversely started at the moment, the storage box 8 is located below the electromagnets 3, the hydraulic cylinder 4 is closed, the electromagnets 13 are closed, the iron powder at the bottom of the electromagnets 13 loses suction force at the moment, the iron powder automatically falls into the storage box 8 under the action of gravity, then the motor 13 is started, the motor 13 drives the second belt pulley 14 to rotate, the second belt pulley 14 drives the first belt pulley 12 to rotate through the belt 15, the first belt pulley 12 drives the threaded sleeve 10 to rotate, the threaded sleeve 10 drives the screw 11 to move, the two screw 11 pushes the scraper 9 to move until the scraper 9 is in contact with the bottom of the electromagnets 3, at the moment, along with the continuous movement of the scraper 9, the scraper 9 scrapes the iron powder which does not fall at the bottom of the electromagnets 3, so that the bottom of the electromagnets 3 can be cleaned, and the normal adsorption capacity of the electromagnets 3 can be ensured.
Compared with the related technology, the strong magnetic separator applicable to the beneficiation process of scheelite provided by the invention has the following beneficial effects:
the invention provides an ore dressing process suitable for scheelite, iron powder in raw ore powder can be adsorbed by an electromagnet 3, so that the effect of magnetic separation can be achieved, and the iron powder adsorbed at the bottom of the electromagnet 3 can be collected directly after the electromagnet 3 is closed by a storage box 8; by arranging the two electromagnets 3 and the two storage boxes 8, normal magnetic separation of the raw ore powder can be ensured in the process of collecting iron powder at the bottom of one electromagnet 3; through scraper blade 9, threaded sleeve 10, screw rod 11, first belt pulley 12, motor 13, second belt pulley 14 and belt 15 cooperate, can clear up the bottom of electro-magnet 3 after 3 outage of electro-magnet, can the clean of 3 bottoms of effectual assurance electro-magnet to can guarantee the electromagnetism adsorption efficiency of electro-magnet 3.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The beneficiation process suitable for scheelite is characterized by comprising the following steps of:
s1: crushing and grinding the raw ore to obtain raw ore powder;
s2: carrying out strong magnetic separation on the raw ore powder obtained in the step S1 to obtain scheelite coarse concentrate powder;
s3: carrying out normal-temperature pretreatment on the scheelite rough concentrate obtained in the step S2 to obtain a pretreated concentrate;
s4: carrying out high-temperature concentration on the pretreated concentrate obtained in the step S3 to obtain scheelite concentrate;
in the S1, raw ore is placed into a pulverizer to be pulverized, and then is placed into a grinder to be ground, so that raw ore powder is prepared;
in the step S2, the raw ore powder obtained in the step S1 is placed into a strong magnetic separator for screening to prepare scheelite coarse concentrate powder;
the strong magnetic separator comprises four supporting rods and four supporting rods, the top end of each supporting rod is fixedly provided with the same top plate, the bottom of each top plate is fixedly provided with two electromagnets, the top of each top plate is fixedly provided with two hydraulic cylinders, the output shafts of the hydraulic cylinders are fixedly provided with moving blocks, the moving blocks penetrate through the top plates and are in sliding connection with the top plates, the bottom of each moving block is fixedly provided with a support frame, the bottom of each support frame is fixedly provided with a mounting plate, the bottom of each mounting plate is fixedly provided with a storage box, the storage box is located below the electromagnets, the inner wall of each storage box is provided with a scraper matched with the electromagnets, the storage box is symmetrically rotated and provided with two threaded sleeves, the threaded sleeves are internally provided with screws, one ends of the screws are fixedly connected with the scrapers, one ends of the threaded sleeves extend to the outer portion of the storage box and are fixedly provided with a first belt pulley, one side of the storage box is fixedly provided with a motor, the output shaft of the motor is fixedly provided with two second belt pulleys, and the second belt pulleys and the corresponding outer side cover of the first belt pulley are provided with the same belt.
2. The beneficiation process suitable for scheelite according to claim 1, wherein a sliding hole is fixedly installed at the top of the top plate, and the moving block penetrates through the sliding hole and is in sliding connection with the inner wall of the sliding hole.
3. The beneficiation process suitable for scheelite according to claim 2, wherein the same slide bar is fixedly mounted on the inner walls of the two sides of the slide hole, and the slide bar penetrates through the moving block and is slidably connected with the moving block.
4. The beneficiation process suitable for scheelite according to claim 1, wherein two mounting holes are formed in the inner wall of one side of the storage box, and the threaded sleeves are rotatably mounted in the corresponding mounting holes.
5. The beneficiation process for scheelite according to claim 4, wherein the threaded sleeve is fixedly sleeved with a bearing at the outer side, and the outer ring of the bearing is fixedly connected with the inner wall of the corresponding mounting hole.
6. The beneficiation process suitable for scheelite according to claim 1, wherein a through hole with an open top is formed in one side, away from the support frame, of the storage box, and the through hole is matched with the electromagnet.
7. The beneficiation process for scheelite according to claim 1, wherein a conveyor belt is arranged below the top plate, and the conveyor belt is arranged below the mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011071264.8A CN112275444B (en) | 2020-10-09 | 2020-10-09 | Beneficiation process suitable for scheelite |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011071264.8A CN112275444B (en) | 2020-10-09 | 2020-10-09 | Beneficiation process suitable for scheelite |
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| CN112275444A CN112275444A (en) | 2021-01-29 |
| CN112275444B true CN112275444B (en) | 2023-03-21 |
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| CN202011071264.8A Active CN112275444B (en) | 2020-10-09 | 2020-10-09 | Beneficiation process suitable for scheelite |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2088339C1 (en) * | 1991-04-16 | 1997-08-27 | Московский институт стали и сплавов | Method of dressing of tungsten-containing ores |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102909130B (en) * | 2012-11-14 | 2016-05-18 | 中湘钨业股份有限公司 | A kind of white tungsten beneficiation method |
| CN104475264B (en) * | 2014-11-26 | 2017-05-17 | 广东省工业技术研究院(广州有色金属研究院) | Scheelite beneficiation method |
| CN207013137U (en) * | 2017-08-07 | 2018-02-16 | 江西贵丰铜业有限公司 | A kind of copper particle filter plant |
| KR102014072B1 (en) * | 2018-03-21 | 2019-10-21 | 이선상 | Apparatus for Recycling Waste Powdery Paint |
| CN208032812U (en) * | 2018-05-28 | 2018-11-02 | 宜昌成坤建材有限责任公司 | Slag micropowder production line deironing apparatus |
| CN209222356U (en) * | 2018-11-01 | 2019-08-09 | 安徽瑞邦橡塑助剂集团有限公司 | A kind of carbon black concentration equipment |
| CN109395880B (en) * | 2018-11-30 | 2024-04-12 | 海南文盛新材料科技股份有限公司 | Device is selected to electromagnetism of zircon sand ore |
| CN211613525U (en) * | 2020-01-13 | 2020-10-02 | 金隅天坛(唐山)木业科技有限公司 | Cleaning device of electromagnetic iron remover |
| CN111672625B (en) * | 2020-08-03 | 2022-03-29 | 山东齐物智能科技有限公司 | Garbage disposal device based on Internet of things |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2088339C1 (en) * | 1991-04-16 | 1997-08-27 | Московский институт стали и сплавов | Method of dressing of tungsten-containing ores |
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| CN112275444A (en) | 2021-01-29 |
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