CN116237157B - Mineral separation system based on magnetic variable - Google Patents
Mineral separation system based on magnetic variable Download PDFInfo
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- CN116237157B CN116237157B CN202211653329.9A CN202211653329A CN116237157B CN 116237157 B CN116237157 B CN 116237157B CN 202211653329 A CN202211653329 A CN 202211653329A CN 116237157 B CN116237157 B CN 116237157B
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- 238000000926 separation method Methods 0.000 title claims abstract description 175
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 155
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 56
- 239000011707 mineral Substances 0.000 title claims abstract description 56
- 230000005294 ferromagnetic effect Effects 0.000 claims description 51
- 238000011084 recovery Methods 0.000 claims description 42
- 239000000428 dust Substances 0.000 claims description 9
- 230000005484 gravity Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 2
- 235000010755 mineral Nutrition 0.000 description 45
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 21
- 235000017491 Bambusa tulda Nutrition 0.000 description 21
- 241001330002 Bambuseae Species 0.000 description 21
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 21
- 239000011425 bamboo Substances 0.000 description 21
- 230000005389 magnetism Effects 0.000 description 16
- 239000006148 magnetic separator Substances 0.000 description 8
- 238000001179 sorption measurement Methods 0.000 description 6
- 239000008187 granular material Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000012216 screening Methods 0.000 description 4
- 238000007885 magnetic separation Methods 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- ZXOKVTWPEIAYAB-UHFFFAOYSA-N dioxido(oxo)tungsten Chemical compound [O-][W]([O-])=O ZXOKVTWPEIAYAB-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000011656 manganese carbonate Substances 0.000 description 1
- 229940093474 manganese carbonate Drugs 0.000 description 1
- 235000006748 manganese carbonate Nutrition 0.000 description 1
- 229910000016 manganese(II) carbonate Inorganic materials 0.000 description 1
- XMWCXZJXESXBBY-UHFFFAOYSA-L manganese(ii) carbonate Chemical compound [Mn+2].[O-]C([O-])=O XMWCXZJXESXBBY-UHFFFAOYSA-L 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229910021646 siderite Inorganic materials 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- 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
- B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
- B03C1/14—Magnetic separation acting directly on the substance being separated with cylindrical material carriers with non-movable magnets
-
- 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
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- Sorting Of Articles (AREA)
Abstract
The application relates to a mineral separation system based on magnetic variables, which relates to the technical field of mineral separation and comprises a frame, a separation mechanism and a control system, wherein the separation mechanism comprises a first separation assembly, the first separation assembly comprises a first separation cylinder, a first separation magnet, a first electromagnet, a second electromagnet and a third electromagnet, the control system comprises a plurality of current controllers, the first separation cylinder is rotatably arranged on the frame, the first separation magnet, the first electromagnet, the second electromagnet and the third electromagnet are all arranged on the frame, the first separation magnet, the first electromagnet, the second electromagnet and the third electromagnet are positioned in the first separation cylinder, and the first electromagnet, the second electromagnet and the third electromagnet are correspondingly connected with one current controller through electric signals; because the second electromagnet and the third electromagnet can control the magnetic force of the second electromagnet and the third electromagnet, the non-magnetic ore and the weak magnetic ore of the first separation cylinder Zhang Gaza fall off from the first separation cylinder, and the separation precision of the strong magnetic ore is improved.
Description
Technical Field
The application relates to the field of mineral separation, in particular to a mineral separation system based on magnetic variables.
Background
The minerals are complex in terms of species contained therein, and therefore, require sorting. Mineral separation is a process of separating required substances from other impurities by adopting a certain means according to different physicochemical properties of minerals, and comprises various means such as gravity separation, flotation, magnetic separation, electric separation and the like. In magnetic separation, a magnetic separator is often used, the magnetic separator is an important mineral separation device, and magnetite, limonite, hematite, hydromagnesite, ilmenite, wolframite, manganese ore, manganese carbonate ore, metallurgical manganese ore, manganese oxide ore, siderite, kaolin, rare earth ore and the like can be separated by the magnetic separator. The magnetic separation process is to separate ore grains in the magnetic field of the magnetic separator by means of the action of magnetic force and mechanical force.
At present, most ore factories use a magnetic separator to concentrate magnetic minerals, so that the content of the magnetic minerals in the screened ore is the highest, and the magnetic minerals in the ore are adsorbed on the magnetic separator under the magnetism of the magnetic separator during the ore dressing, but a plurality of magnetic minerals possibly wrap one or more non-magnetic minerals and are adsorbed on the magnetic separator together, so that the screening purity of the magnetic minerals is reduced.
Disclosure of Invention
In order to improve the screening purity of magnetic minerals, the application provides a mineral separation system based on magnetic variables.
The application provides a mineral separation system based on magnetic variables, which adopts the following technical scheme:
The utility model provides a mineral processing system based on magnetic variable, includes frame, separating mechanism, control system and feed mechanism, separating mechanism includes first separation subassembly and second separation subassembly, first separation subassembly includes first separation section of thick bamboo, first separation magnet, first electro-magnet, second electro-magnet and third electro-magnet, control system includes a plurality of current control ware, first separation section of thick bamboo rotates and sets up in the frame, first separation magnet, first electro-magnet, second electro-magnet and third electro-magnet all set up in the frame, and first separation magnet, first electro-magnet, second electro-magnet and third electro-magnet are located first separation section of thick bamboo inside in proper order, first electro-magnet, second electro-magnet and third electro-magnet all correspond the electrical signal and connect a current control ware, the attractive force of third electro-magnet is greater than or equal to the resultant force of the centrifugal force that receives when rotatory on first separation section of thick bamboo, feed mechanism is used for carrying the ore to first separation section of thick bamboo, second separation subassembly is used for selecting strong magnetism ore.
By adopting the technical scheme, when ore is separated, crushed ore is thrown onto the first separation cylinder through the feeding mechanism, the first separation cylinder rotates, the first separation magnet adsorbs the ferromagnetic ore thrown onto the first separation cylinder and the nonmagnetic ore mixed between the ferromagnetic ore and the ferromagnetic ore, the nonmagnetic ore can fall onto the ground, the ferromagnetic ore adsorbed onto the first separation cylinder and the nonmagnetic ore rotate along with the first separation cylinder, when the first separation cylinder drives the ferromagnetic ore and the nonmagnetic ore to move through the magnetic adsorption areas of the first electromagnet, the second electromagnet and the third electromagnet, the current controller controls the current of the second electromagnet and the current of the third electromagnet, so that the magnetism of the second electromagnet and the magnetism of the third electromagnet are sequentially reduced, the ferromagnetic ore adsorbed onto the first separation cylinder and the nonmagnetic ore mixed between the ferromagnetic ore drop layer by layer, and when the first separation cylinder drives the ferromagnetic ore to separate from the adsorption area of the third electromagnet, the ferromagnetic ore is driven to the second separation assembly at the lowest position of the western medicine separation cylinder, and the ferromagnetic ore is thrown out from the second separation assembly; because the second electromagnet and the third electromagnet can control the magnetic force of the second electromagnet and the third electromagnet, the non-magnetic ore and the weak magnetic ore mixed on the first separation barrel are enabled to fall off from the first separation barrel, and then the separation precision of the strong magnetic ore is improved by the second separation assembly.
Optionally, the control system still includes first ultrasonic ranging appearance, second ultrasonic ranging appearance and treater, first ultrasonic ranging appearance and second ultrasonic ranging appearance all set up in the frame, first ultrasonic ranging appearance, second ultrasonic ranging appearance are in same cross-section with the axle center of first section of thick bamboo, first ultrasonic ranging appearance is used for measuring the distance of absorptive magnetic ore to first ultrasonic ranging appearance on the first section of thick bamboo, second ultrasonic ranging appearance is used for measuring the distance of one side to second ultrasonic ranging appearance of non-absorptive ore on the first section of thick bamboo, first ultrasonic ranging appearance and second ultrasonic ranging appearance all are connected with the treater electrical signal, treater and current controller electrical signal connection.
By adopting the technical scheme, the first ultrasonic distance meter is used for measuring the distance from the magnetic ore adsorbed on the first separation barrel to the first ultrasonic distance meter, the two ultrasonic distance meters are used for measuring the distance from the surface of the first separation barrel, which is not adsorbed with the ore, to the second ultrasonic distance meter, the first ultrasonic distance meter and the second ultrasonic distance meter are used for transmitting measured data to the processor, the thickness of the ore on the first separation barrel is calculated by the processor according to the difference value of the measured distances of the first ultrasonic distance meter and the second ultrasonic distance meter, when the thickness of the ore on the separation barrel is larger, the processor transmits a signal to the current controller, the current controller increases the current, so that the magnetic force of the third electromagnet is enhanced, and the probability that the ferromagnetic ore falls from the first separation barrel is further reduced; when ore thickness is less on the section of thick bamboo of sorting, the treater transmits the signal to current controller, and current controller reduces the electric current, makes the magnetic force of third electro-magnet weaken, and outermost ferromagnetic ore still adsorbs on first section of thick bamboo of sorting, and then makes ferromagnetic ore under the centrifugal force of first section of thick bamboo, makes ferromagnetic ore throw more easily to the second separation subassembly.
Optionally, the second separation subassembly includes second section of thick bamboo and fourth electro-magnet, the second section of thick bamboo rotates and sets up in the frame, the fourth electro-magnet sets up in the frame, and the fourth electro-magnet is located inside the second section of thick bamboo that divides.
By adopting the technical scheme, the first separation barrel throws the ore adsorbed on the first separation barrel onto the second separation barrel, the ore is in a scattered state after being separated from the first separation barrel, the fourth electromagnet in the second separation barrel adsorbs the strong magnetic ore in the scattered ore on the second separation barrel, and the scattered non-magnetic ore and weak magnetic ore fall on the ground in a free falling motion after being thrown out of the first separation barrel; the content of the screened ferromagnetic ore is higher due to the arrangement of the second separation component, so that the content of the ferromagnetic ore is improved.
Optionally, the control system further includes a first magnetic sensor, the first magnetic sensor is disposed on the rack, and the first magnetic sensor is electrically connected with the fourth electromagnet.
Through adopting above-mentioned technical scheme, when the magnetism is lower in the ore that first section of thick bamboo was thrown to first magnetic sensor detects, first magnetic sensor transmits the signal to fourth electro-magnet, and fourth electro-magnet increases the electric current, makes the magnetic force increase of fourth electro-magnet, and then makes the strong magnetism ore in the ore that first section of thick bamboo was thrown to the section of thick bamboo adsorbed on the second section of thick bamboo that divides, and then improves the separation efficiency to strong magnetism ore.
Optionally, the feed mechanism includes conveyer belt and servo motor, the conveyer belt rotates and sets up in the frame, servo motor's output is connected with the conveyer belt transmission.
Through adopting above-mentioned technical scheme, on broken back ore granule was thrown to the conveyer belt, servo motor drove the conveyer belt and rotated, made on the conveyer belt ore granule throw to first section of thick bamboo.
Optionally, the control system further includes a second magnetic sensor, the second magnetic sensor is disposed on the rack, the second magnetic sensor is electrically connected with an input end of the processor, and a deleting end of the processor is electrically connected with an input end of the servo motor.
Through adopting above-mentioned technical scheme, when the second magnetic sensor detects that magnetism is great in the ore after the screening of first separation magnet, the second magnetic sensor transmits the signal to servo motor, and servo motor slows down the speed that the drive conveyer belt removed, makes the ore granule on the conveyer belt reduce the quantity of throwing to first separation section of thick bamboo, and then makes first separation magnet can adsorb the strong magnetism ore in the ore granule on first separation section of thick bamboo, and then reduces the probability of doping more strong magnetism ore in the non-magnetism ore after the separation.
Optionally, the device further comprises a material receiving mechanism, wherein the material receiving mechanism comprises a non-magnetic mineral recovery tank, a weak magnetic mineral recovery tank and a strong magnetic mineral recovery tank, the non-magnetic mineral recovery tank, the weak magnetic mineral recovery tank and the strong magnetic mineral recovery tank are all arranged on the frame, and the second magnetic sensor is arranged on the non-magnetic mineral recovery tank.
By adopting the technical scheme, the nonmagnetic ore separated by the first separation magnet falls into the nonmagnetic mineral recovery tank under the action of self gravity, the nonmagnetic ore separated by the first electromagnet, the second electromagnet and the third electromagnet and the nonmagnetic ore doped in the nonmagnetic ore and the ferromagnetic ore fall into the nonmagnetic mineral recovery tank under the action of self gravity, and the ferromagnetic ore separated by the fourth electromagnet falls into the ferromagnetic mineral recovery tank; the arrangement of the non-magnetic mineral recovery tank, the weak magnetic mineral recovery tank and the strong magnetic mineral recovery tank can classify various ores, and reduce the labor amount of workers scooping up the ores from the bottom surface.
Optionally, a dust cover is further arranged on the frame, and the dust cover is arranged on the frame.
By adopting the technical scheme, as the ore is thrown to the first separation cylinder through the conveying belt, the first separation cylinder throws the ore to the second separation cylinder, and dust can be raised; the dust cover reduces the probability that the dust wafts to the workshop, and then improves the air freshness of the workshop.
In summary, the present application includes at least one of the following beneficial technical effects:
The second electromagnet and the third electromagnet can control the magnetic force of the second electromagnet and the third electromagnet, so that non-magnetic ore and weak magnetic ore mixed in the first separation barrel are charged on the first separation barrel to fall off, and the second separation assembly improves the separation precision of the strong magnetic ore; when the thickness of the ore on the separation barrel is smaller, the processor transmits a signal to the current controller, the current controller reduces the current, so that the magnetic force of the third electromagnet is weakened, and the ferromagnetic ore on the outermost layer is still adsorbed on the first separation barrel, so that the ferromagnetic ore is more easily thrown to the second separation assembly under the centrifugal force of the first separation barrel; the first separation cylinder throws the ore adsorbed on the first separation cylinder onto the second separation cylinder, the ore is in a scattered state after being separated from the first separation cylinder, a fourth electromagnet in the second separation cylinder adsorbs strong magnetic ore in the scattered ore onto the second separation cylinder, and the scattered non-magnetic ore and weak magnetic ore fall on the ground after being thrown out of the first separation cylinder; the content of the screened ferromagnetic ore is higher due to the arrangement of the second separation component, so that the content of the ferromagnetic ore is improved; when the second magnetic sensor detects that magnetism in ore after the screening of the first separation magnet is larger, the second magnetic sensor transmits signals to the servo motor, the servo motor slows down the moving speed of the driving conveying belt, small ore particles on the conveying belt reduce the number of throwing on the first separation barrel, and then the first separation magnet can adsorb ferromagnetic ore in the small ore particles on the first separation barrel, and then the probability of doping more ferromagnetic ore in the non-magnetic ore after separation is reduced.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of the inner structure of the dust hood and is sectioned along the direction A-A in FIG. 1;
FIG. 3 is a schematic diagram of beneficiation;
Fig. 4 is a logic diagram of a control system.
Reference numerals illustrate: 100. a frame; 200. a feeding mechanism; 210. a conveyor belt; 220. a servo motor; 300. a separation mechanism; 310. a first separation assembly; 311. a first sorting cylinder; 312. a first sorting magnet; 313. a first electromagnet; 314. a second electromagnet; 315. a third electromagnet; 320. a second separation assembly; 321. a second separation cylinder; 322. a fourth electromagnet; 400. a material receiving mechanism; 410. a non-magnetic mineral recovery tank; 420. a weakly magnetic mineral recovery tank; 430. a ferromagnetic mineral recovery tank; 500. a dust collection cover; 600. a first magnetic sensor; 700. a second magnetic sensor.
Detailed Description
The present application will be described in further detail with reference to fig. 1 to 4.
The embodiment of the application discloses a mineral separation system based on magnetic variables. Referring to fig. 1 to 4, a magnetic variable-based beneficiation system includes a frame 100, a separation mechanism 300, a control system, a feeding mechanism 200, and a recovery mechanism, wherein the feeding mechanism 200 is used for feeding the separation mechanism 300, the separation mechanism 300 is used for separating ferromagnetic ore from nonmagnetic ore in ore, the control system is used for controlling the separation mechanism 300 to separate ore, and the recovery mechanism is used for recovering ferromagnetic ore, weakly magnetic ore and nonmagnetic ore.
Referring to fig. 2,3 and 4, the separation mechanism 300 includes a first separation assembly 310 and a second separation assembly 320, the first separation assembly 310 includes a first separation cylinder 311, a first separation magnet 312, a first electromagnet 313, a second electromagnet 314 and a third electromagnet 315, the control system includes a plurality of current controllers, the first separation cylinder 311 is rotatably disposed on the frame 100, the first separation magnet 312, the first electromagnet 313, the second electromagnet 314 and the third electromagnet 315 are all connected on the frame 100 through bolts, and the first separation magnet 312, the first electromagnet 313, the second electromagnet 314 and the third electromagnet 315 are sequentially disposed inside the first separation cylinder 311, the first electromagnet 313, the second electromagnet 314 and the third electromagnet 315 are all connected with one current controller corresponding to the electric signal, the attraction force of the third electromagnet 315 is greater than or equal to the combined force of the average gravity of the ore and the centrifugal force 322 received when rotating on the first separation cylinder 311, the feeding mechanism 200 is used for conveying the ore to the first separation cylinder 311, the first separation cylinder 321, the second separation assembly 321 and the fourth separation cylinder 322 are disposed on the frame 100, and the fourth separation cylinder 321 and the fourth separation cylinder 322 are disposed on the frame 100.
When the crushed ore is separated, the crushed ore is thrown onto the first separation cylinder 311 through the feeding mechanism 200, the first separation cylinder 311 rotates, the first separation magnet 312 adsorbs the ferromagnetic ore thrown onto the first separation cylinder 311 and the nonmagnetic ore mixed between the ferromagnetic ore and the ferromagnetic ore onto the ground, the ferromagnetic ore adsorbed onto the first separation cylinder 311 and the nonmagnetic ore follow the first separation cylinder 311 to rotate, when the first separation cylinder 311 drives the ferromagnetic ore and the nonmagnetic ore to move through the magnetic adsorption areas of the first electromagnet 313, the second electromagnet 314 and the third electromagnet 315, the current controller controls the current of the second electromagnet 314, the second electromagnet 314 sequentially reduces the magnetism of the second electromagnet 314 and the third electromagnet, so that the nonmagnetic ore adsorbed onto the first separation cylinder 311 and the nonmagnetic ore mixed between the ferromagnetic ore drop down, when the first separation cylinder 311 drives the adsorption area of the ferromagnetic ore and the nonmagnetic ore 311, the first separation cylinder 311 drives the ferromagnetic ore and the nonmagnetic ore 321 to be separated from the first separation cylinder 321, and the nonmagnetic ore is scattered from the first separation cylinder 311, and the nonmagnetic ore is scattered from the second separation cylinder 315, and the nonmagnetic ore is scattered from the first separation cylinder 311, and the first separation cylinder is scattered and scattered from the second separation cylinder 315; because the second electromagnet 314 and the third electromagnet 315 can control the magnetic force of the second electromagnet 314 and the third electromagnet 315, the non-magnetic ore and the weak magnetic ore of the first separation cylinder 311 Zhang Gaza fall off from the first separation cylinder 311, and the separation precision of the strong magnetic ore is improved by the second separation assembly; the content of the screened ferromagnetic ore is higher due to the arrangement of the second separation component 320, so that the content of the ferromagnetic ore is improved.
Referring to fig. 4, the control system further includes a first ultrasonic distance meter, a second ultrasonic distance meter and a processor, the first ultrasonic distance meter and the second ultrasonic distance meter are all connected on the frame 100 through bolts, the first ultrasonic distance meter, the second ultrasonic distance meter and the axle center of the first sorting cylinder 311 are in the same section, the first ultrasonic distance meter is used for measuring the distance from the magnetic ore adsorbed on the first sorting cylinder 311 to the first ultrasonic distance meter, the second ultrasonic distance meter is used for measuring the distance from one surface of the first sorting cylinder 311, which is not adsorbed with the ore, to the second ultrasonic distance meter, the first ultrasonic distance meter and the second ultrasonic distance meter are all connected with the processor through electric signals, and the processor is connected with the electric signal of the current controller.
The first ultrasonic distance meter is used for measuring the distance from the magnetic ore adsorbed on the first sorting cylinder 311 to the first ultrasonic distance meter, the two ultrasonic distance meters are used for measuring the distance from the surface of the first sorting cylinder 311, which is not adsorbed with the ore, to the second ultrasonic distance meter, the first ultrasonic distance meter and the second ultrasonic distance meter transmit measured data to the processor, the processor calculates the thickness of the ore on the first sorting cylinder 311 according to the difference value of the measured distances of the first ultrasonic distance meter and the second ultrasonic distance meter, when the thickness of the ore on the sorting cylinder is larger, the processor transmits a signal to the current controller, the current controller increases the current, so that the magnetic force of the third electromagnet 315 is enhanced, and the probability that the ferromagnetic ore falls from the first sorting cylinder 311 is further reduced; when the thickness of the ore on the separation barrel is smaller, the processor transmits a signal to the current controller, the current controller reduces the current, so that the magnetic force of the third electromagnet 315 is weakened, and the ferromagnetic ore on the outermost layer is still adsorbed on the first separation barrel 311, so that the ferromagnetic ore is more easily thrown onto the second separation assembly 320 under the centrifugal force of the first separation barrel 311.
Referring to fig. 4, the control system further includes a first magnetic sensor 600 and a second magnetic sensor 700, the first magnetic sensor 600 is connected to the frame 100 through a bolt, the first magnetic sensor 600 is electrically connected to the fourth electromagnet 322, the second magnetic sensor 700 is disposed on the frame 100, and the second magnetic sensor 700 is electrically connected to the servo motor 220. .
When the first magnetic sensor 600 detects that the magnetism of the ore thrown by the first separation cylinder 311 is lower, the first magnetic sensor 600 transmits a signal to the fourth electromagnet 322, the fourth electromagnet 322 increases current, so that the magnetic force of the fourth electromagnet 322 is increased, and the ferromagnetic ore in the ore thrown by the first separation cylinder 311 is adsorbed to the second separation cylinder 321, so that the separation efficiency of the ferromagnetic ore is improved; when the second magnetic sensor 700 detects that the magnetism in the ore screened by the first sorting magnet 312 is larger, the second magnetic sensor 700 transmits a signal to the servo motor 220, the servo motor 220 slows down the speed of driving the conveyor belt 210 to move, so that the small ore particles on the conveyor belt 210 reduce the number of throwing onto the first sorting cylinder 311, and further the first sorting magnet 312 can adsorb the ferromagnetic ore in the small ore particles on the first sorting cylinder 311, and further the probability of doping more ferromagnetic ore in the non-magnetic ore after sorting is reduced.
Referring to fig. 2 and 3, the material receiving mechanism 400 includes a non-magnetic mineral recovery tank 410, a weak magnetic mineral recovery tank 420, and a strong magnetic mineral recovery tank 430, wherein the non-magnetic mineral recovery tank 410, the weak magnetic mineral recovery tank 420, and the strong magnetic mineral recovery tank 430 are all connected to the frame 100 by bolts, and the second magnetic sensor 700 is connected to the non-magnetic mineral recovery tank 410 by bolts. The non-magnetic ore separated by the first separation magnet 312 falls into the non-magnetic ore recovery tank 410 under the self-gravity, the weak magnetic ore separated by the first electromagnet 313, the second electromagnet 314 and the third electromagnet 315 and the non-magnetic ore doped in the weak magnetic ore and the strong magnetic ore fall into the weak magnetic ore recovery tank 420 under the self-gravity, and the strong magnetic ore separated by the fourth electromagnet 322 falls into the strong magnetic ore recovery tank 430; the arrangement of the non-magnetic mineral recovery tank 410, the weak magnetic mineral recovery tank 420 and the strong magnetic mineral recovery tank 430 can classify various ores and reduce the amount of labor required for workers to scoop up the ores from the bottom surface.
The embodiment of the application relates to a mineral separation system based on magnetic variables, which comprises the following implementation principles:
The crushed ore is thrown onto the first sorting cylinder 311 through the conveyer belt 210, the first sorting cylinder 311 rotates, the first sorting magnet 312 adsorbs the ferromagnetic ore and the weakly magnetic ore thrown onto the first sorting cylinder 311, the nonmagnetic ore falls into the nonmagnetic ore recovery tank 410, the ferromagnetic ore and the weakly magnetic ore adsorbed onto the first sorting cylinder 311 follow the first sorting cylinder 311 to rotate, when the first sorting cylinder 311 drives the ferromagnetic ore and the weakly magnetic ore to move through the magnetic adsorption areas of the first electromagnet 313, the second electromagnet 314 and the third electromagnet 315, the current controller controls the current of the second electromagnet 314 and the second electromagnet 314, so that the magnetism of the second electromagnet 314 and the third electromagnet is sequentially reduced, the weak magnetic ore and the non-magnetic ore mixed between the weak magnetic ore and the strong magnetic ore fall in the weak magnetic ore recovery tank 420, the first separation cylinder 311 drives the strong magnetic ore to drive away from the adsorption area of the third electromagnet 315, the first separation cylinder 311 throws the ore adsorbed thereon onto the second separation cylinder 321, the ore is in a scattered state after separating from the first separation cylinder 311, the fourth electromagnet 322 in the second separation cylinder 321 adsorbs the strong magnetic ore in the scattered ore on the second separation cylinder 321, the scattered non-magnetic ore and the weak magnetic ore fall in the weak magnetic ore recovery tank 420 in a free falling body movement after throwing of the first separation cylinder 311, and the strong magnetic ore adsorbed on the second separation cylinder 321 leaves the attraction area of the fourth electromagnet 322 under the rotation of the second separation cylinder 321, so that the strong magnetic ore falls in the strong magnetic ore recovery tank 430; because the second electromagnet 314 and the third electromagnet 315 can control the magnetic force of the second electromagnet 314 and the third electromagnet 315, the non-magnetic ore and the weak magnetic ore of the first separation cylinder 311 Zhang Gaza fall off from the first separation cylinder 311, and the separation precision of the strong magnetic ore is improved by the second separation assembly; the content of the screened ferromagnetic ore is higher due to the arrangement of the second separation component 320, so that the content of the ferromagnetic ore is improved.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. A mineral processing system based on magnetic variables, characterized in that: comprises a frame (100), a separating mechanism (300), a control system and a feeding mechanism (200), wherein the separating mechanism (300) comprises a first separating component (310) and a second separating component (320), the first separating component (310) comprises a first separating cylinder (311), a first separating magnet (312), a first electromagnet (313), a second electromagnet (314) and a third electromagnet (315), the control system comprises a plurality of current controllers, the first separating cylinder (311) is rotationally arranged on the frame (100), the first separating magnet (312), the first electromagnet (313), the second electromagnet (314) and the third electromagnet (315) are all arranged on the frame (100), the first separating magnet (312), the first electromagnet (313), the second electromagnet (314) and the third electromagnet (315) are sequentially arranged inside the first separating cylinder (311), the first electromagnet (313), the second electromagnet (314) and the third electromagnet (315) are all correspondingly connected with one current controller through electrical signals, and the third electromagnet (315) is used for separating ore by gravity force on the first separating cylinder (311) or the second separating cylinder (315) when the ore is subjected to a centrifugal force equal to or greater than the centrifugal force on the rotating cylinder (311), the second separation assembly (320) is used for separating out ferromagnetic ores;
The control system further comprises a first ultrasonic distance meter, a second ultrasonic distance meter and a processor, wherein the first ultrasonic distance meter and the second ultrasonic distance meter are arranged on the frame (100), the axes of the first ultrasonic distance meter, the second ultrasonic distance meter and the first sorting barrel (311) are in the same section, the first ultrasonic distance meter is used for measuring the distance from the magnetic ore adsorbed on the first sorting barrel (311) to the first ultrasonic distance meter, the second ultrasonic distance meter is used for measuring the distance from one surface of the first sorting barrel (311) which is not adsorbed to the second ultrasonic distance meter, the first ultrasonic distance meter and the second ultrasonic distance meter are electrically connected with the processor, and the processor is electrically connected with the current controller;
The second separation assembly (320) comprises a second separation barrel (321) and a fourth electromagnet (322), the second separation barrel (321) is rotatably arranged on the frame (100), the fourth electromagnet (322) is arranged on the frame (100), and the fourth electromagnet (322) is positioned inside the second separation barrel (321);
the control system further comprises a first magnetic sensor (600), the first magnetic sensor (600) is arranged on the frame (100), and the first magnetic sensor (600) is electrically connected with the fourth electromagnet (322).
2. A magnetic variable based beneficiation system in accordance with claim 1, wherein: the feeding mechanism (200) comprises a conveying belt (210) and a servo motor (220), the conveying belt (210) is rotatably arranged on the frame (100), the servo motor (220) is arranged on the frame (100), and the output end of the servo motor (220) is in transmission connection with the conveying belt (210).
3. A magnetic variable based beneficiation system in accordance with claim 1, wherein: the control system further comprises a second magnetic sensor (700), wherein the second magnetic sensor (700) is arranged on the rack (100), and the second magnetic sensor (700) is electrically connected with the servo motor (220).
4. A magnetic variable based beneficiation system in accordance with claim 3, wherein: still include receiving mechanism (400), receiving mechanism (400) include non-magnetic mineral recovery groove (410), weak magnetic mineral recovery groove (420) and strong magnetic mineral recovery groove (430), non-magnetic mineral recovery groove (410), weak magnetic mineral recovery groove (420) and strong magnetic mineral recovery groove (430) all set up on frame (100), second magnetic sensor (700) set up on non-magnetic mineral recovery groove (410).
5. A magnetic variable based beneficiation system in accordance with claim 1, wherein: the frame (100) is also provided with a dust cover, and the dust cover is arranged on the frame (100).
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| CN202211653329.9A CN116237157B (en) | 2022-12-22 | 2022-12-22 | Mineral separation system based on magnetic variable |
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| CN202211653329.9A CN116237157B (en) | 2022-12-22 | 2022-12-22 | Mineral separation system based on magnetic variable |
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| CN116237157B true CN116237157B (en) | 2024-06-18 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103732328A (en) * | 2011-08-10 | 2014-04-16 | 西门子公司 | Magnetic drum separator and method for operation thereof |
| CN107511255A (en) * | 2016-06-15 | 2017-12-26 | 张荣斌 | Bitubular wet magnetic separator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201211498Y (en) * | 2008-06-23 | 2009-03-25 | 柳继仁 | Reverse turning magnetic field gradient enhancement type permanent magnet barrel type semi-countercurrent type magnetic separator |
| FR3020970B1 (en) * | 2014-05-13 | 2016-06-03 | Mohamad Ali Marashi | MOBILE DEVICE AND PROCESS FOR PROCESSING ORE CONTAINING FERROMAGNETIC PARTICLES |
| CN108296016A (en) * | 2018-01-17 | 2018-07-20 | 武汉理工大学 | A kind of single layer groove body formula magnetic separator |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103732328A (en) * | 2011-08-10 | 2014-04-16 | 西门子公司 | Magnetic drum separator and method for operation thereof |
| CN107511255A (en) * | 2016-06-15 | 2017-12-26 | 张荣斌 | Bitubular wet magnetic separator |
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