CN116833146A - Mineral aggregate magnetic separation grading system for artificial rutile preparation - Google Patents
Mineral aggregate magnetic separation grading system for artificial rutile preparation Download PDFInfo
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- CN116833146A CN116833146A CN202310955903.4A CN202310955903A CN116833146A CN 116833146 A CN116833146 A CN 116833146A CN 202310955903 A CN202310955903 A CN 202310955903A CN 116833146 A CN116833146 A CN 116833146A
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- Prior art keywords
- box
- magnetic separation
- conveyor belt
- separation
- fan
- Prior art date
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- 238000007885 magnetic separation Methods 0.000 title claims abstract description 82
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 53
- 239000011707 mineral Substances 0.000 title claims abstract description 53
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims description 7
- 239000000463 material Substances 0.000 claims abstract description 72
- 238000000926 separation method Methods 0.000 claims abstract description 54
- 238000001035 drying Methods 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims description 64
- 238000010438 heat treatment Methods 0.000 claims description 41
- 238000004140 cleaning Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 14
- 238000007790 scraping Methods 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 12
- 238000005507 spraying Methods 0.000 claims description 7
- 238000005485 electric heating Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 239000002689 soil Substances 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 19
- 239000007921 spray Substances 0.000 description 10
- 229910052742 iron Inorganic materials 0.000 description 9
- 230000006872 improvement Effects 0.000 description 8
- 239000000428 dust Substances 0.000 description 7
- 238000005406 washing Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000006148 magnetic separator Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- -1 more earth Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/022—Cleaning travelling work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- 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
- B03C1/18—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation
- B03C1/20—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation in the form of belts, e.g. cross-belt type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
Abstract
The invention relates to the technical field of magnetic separation devices, in particular to a mineral aggregate magnetic separation grading system for preparing synthetic rutile, which aims at the problems of poor drying effect and inconvenient removal of soil in mineral aggregate of the mineral aggregate magnetic separation device for preparing rutile in the prior art, and provides the following scheme that: the separation mechanism comprises a separation box, a primary magnetic separation assembly and a secondary magnetic separation assembly which are arranged in the separation box, wherein the magnetic force of the primary magnetic separation assembly is smaller than that of the secondary magnetic separation assembly, the crushing assembly is arranged at the top of the crushing box, and a first conveyor belt used for conveying crushed ore to the primary magnetic separation assembly and a second conveyor belt used for conveying ore materials selected by the primary magnetic separation assembly to the secondary magnetic separation assembly are arranged in the separation box. The invention not only can conveniently wash away the soil on the surface of the ore, but also can dry the water in the crushed ore, and can also quickly and efficiently classify and sort the ore, thereby reducing the operation difficulty and improving the working efficiency.
Description
Technical Field
The invention relates to the field of magnetic separation devices, in particular to a mineral aggregate magnetic separation classification system for preparing synthetic rutile.
Background
The ore raw material of the artificial rutile is generally ilmenite, and in order to screen the ilmenite, mineral materials with different titanium contents are separated, and a magnetic separation device is often adopted for material selection. The magnetic separation device in the prior art utilizes the capability that substances can be adsorbed by a magnet, but because of different iron contents in mineral aggregate, different adsorption forces are provided for different ores, and the current magnetic separator carries out magnetic separation on the ores only through one magnetic separation roller, so that the ores are not thorough enough in magnetic separation, and the ores with different iron contents are not easy to distinguish after magnetic separation, thereby influencing subsequent further processing.
Simultaneously because the ore surface often contains some moisture, so need drying the moisture on ore surface in order to avoid influencing the effect of magnetic separation when the ore dressing, simultaneously because the ore surface often contains impurity such as more earth, lead to the ore to adhere together easily after the ore is smashed to influence the effect of magnetic separation, for this reason, this scheme has proposed a mineral aggregate magnetic separation grading system for the synthetic rutile preparation.
Disclosure of Invention
The invention provides a mineral aggregate magnetic separation grading system for artificial rutile preparation, which solves the problems of poor drying effect of a mineral aggregate magnetic separation device for rutile preparation and inconvenient removal of soil in mineral aggregate in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a mineral aggregate magnetic separation classification system for preparing synthetic rutile, comprising:
the separation mechanism comprises a separation box, a primary magnetic separation assembly and a secondary magnetic separation assembly which are arranged in the separation box, wherein the magnetic force of the primary magnetic separation assembly is smaller than that of the secondary magnetic separation assembly, a crushing assembly is arranged at the top of the crushing box, and a first conveyor belt for conveying crushed ore to the primary magnetic separation assembly and a second conveyor belt for conveying ore selected by the primary magnetic separation assembly to the secondary magnetic separation assembly are arranged in the separation box;
the cleaning mechanism comprises a filter plate fixed at the top of the separation box, a cleaning frame arranged at the top of the filter plate and a water spraying assembly, and blanking holes positioned right above the crushing assembly are formed in the top surface of the filter plate;
the drying mechanism comprises a drying cover arranged above a second conveyor belt, a connecting box arranged on the inner wall of the top of the drying cover, a plurality of air outlets arranged at the bottom of the connecting box, a heating box arranged on the inner wall of the top of the separation box and an air box arranged at the top of the separation box, wherein the drying cover is positioned between a first magnetic separation device and a second magnetic separation device, the air box is communicated with the heating box, an electric heating wire is arranged in the heating box, an air outlet pipe is arranged at the bottom of the heating box and is communicated with the connecting box through an air pipe, a first fan is arranged in the air outlet pipe, and a scraping component and a loosening component are sequentially arranged inside the drying cover along the advancing direction of the second conveyor belt;
the linkage mechanism is arranged at the top of the drying cover and used for driving the scraping component and the loosening component to reciprocate along the width direction of the conveying belt when the fan I rotates;
the air suction mechanism comprises an air suction pipe arranged on the inner wall of the top of the separation box and a second fan arranged in the air suction pipe, and the top of the air suction pipe extends to the outside of the separation box;
and the transmission mechanism is arranged on the sorting box and used for driving the first fan and the second fan to rotate simultaneously.
Through the technical scheme, not only can the earth on ore surface be convenient wash away, but also the moisture in the ore after the breakage is dried, and simultaneously can high efficiency carry out classifying separation to the ore, reduced the degree of difficulty of operation, improved the efficiency of work.
As a further improvement of the scheme, the drying cover consists of a drying part and a material homogenizing part, the drying part is positioned at the front end of the material homogenizing part, the top surface of the drying part gradually descends towards one side close to the material homogenizing part, and the top surface of the material homogenizing part and the top surface of the conveying belt II are in parallel.
Through the technical scheme, mineral aggregate on the two surfaces of the conveyor belt can be smoothed and kept at the same thickness, and the influence of the cloud of the mineral aggregate thickness layout on the two surfaces of the conveyor belt on the effect of secondary magnetic separation is avoided.
As the further improvement of above-mentioned scheme, scrape material subassembly and be located drying part, drying part top has been seted up along conveyer belt and spread groove one that width direction set up, scrape material subassembly including setting up at the inboard connecting rod of stoving cover, fixing at the mounting panel of connecting rod bottom surface and fixing a plurality of material boards that dredge of mounting panel bottom surface, the top of connecting rod passes the spread groove and extends to stoving cover top, two stopper have been cup jointed to the outside of connecting rod, and two stopper butt respectively are at the top surface and the top inner wall of stoving cover, material subassembly is located the samming portion, and connecting groove two that set up along conveyer belt two width direction are seted up to samming portion top surface, material subassembly is including setting up at the fixed plate of samming portion top surface and fixing a plurality of material boards that loosens in the fixed plate bottom surface, the bottom of a plurality of material boards and the bottom surface of a plurality of material boards all with conveyer belt two top surface butt, through the dead lever rigid coupling between top and the fixed plate of connecting rod.
Through above-mentioned technical scheme, utilize and scrape the ore that expects the subassembly can scatter two surfaces of conveyer belt, help the evaporation of drying part inboard ore surface moisture, and loose material subassembly is then can stir the mineral aggregate that is flattened by the samming portion loose, avoids appearing the phenomenon of caking.
As a further improvement of the scheme, a first rotating shaft in transmission connection with the first fan is arranged at the bottom of the air outlet pipe, a second rotating shaft in transmission connection with the second fan is arranged at the bottom of the air suction pipe, the transmission mechanism comprises a transmission motor arranged on the separation box and a transmission shaft arranged in the separation box, one end of an output shaft of the transmission motor is in transmission connection with the transmission shaft, one end of the transmission shaft is in transmission connection with the first rotating shaft, and the other end of the transmission shaft is in transmission connection with the other end of the second rotating shaft.
Through the technical scheme, the transmission motor can simultaneously start the first fan and the second fan to rotate, so that air in the separation box is circulated, and water vapor in the separation box is led out.
As a further improvement of the scheme, the linkage mechanism comprises a fixed frame fixed on the connecting rod and a transmission gear rotationally connected to the bottom of the rotating shaft, wherein a plurality of tooth grooves are formed in the inner walls of the long edges on two sides of the fixed frame, the transmission gear is an incomplete gear, and the transmission gear is respectively meshed with the tooth grooves on the long edges on two sides of the fixed frame after rotating.
Through the technical scheme, the scraping component and the loosening component can be driven to operate simultaneously by utilizing the rotation of the first rotating shaft.
As the further improvement of above-mentioned scheme, magnetic separation subassembly one is including rotating the cylinder one of connecting in the separation box and setting up magnet piece one in cylinder one, the cross-section of magnet piece is fan-shaped, and fan-shaped contained angle is less than the degree, and fan-shaped one side towards conveyer belt two, conveyer belt one is located cylinder one top, is fixed with on the inner wall of one side of separation box from the top down and connects flitch one and connect flitch two that set up, the other end and the circumference butt of cylinder one connect flitch one, connect flitch two's one end to extend to cylinder one's below, connect flitch one and connect flitch two to all upwards towards one side slope that is close to cylinder one, and connect one side that the top surface of flitch one kept away from cylinder one has seted up the blown down tank, the separation box is close to one side that connects flitch two bottoms and has been seted up the blown down tank one.
Through the technical scheme, ores with higher iron content in the mineral aggregate can be firstly screened in the primary magnetic separation process.
As the further improvement of above-mentioned scheme, magnetic separation device II includes that the rotation is connected at the inside cylinder II of separation box and the magnet piece II of setting in cylinder II, the cross-section of magnet piece II is fan-shaped structure, and the fan-shaped contained angle of magnet piece II is greater than the degree towards conveyer belt two advancing direction, be fixed with on the other one side inner wall of separation box from the top down and connect flitch III and connect flitch IV, connect the flitch three-way one side slope that is close to cylinder II upwards, and connect the top and the periphery butt of cylinder of flitch III, connect the other end tilt up of flitch IV and extend to the below of conveyer belt II, and offered the blown down tank II that is used for discharging the last mineral aggregate of flitch III and be used for discharging the blown down tank III of mineral aggregate on the flitch IV on this side inner wall of separation box.
By the technical scheme, the mineral aggregate with lower iron content in the mineral aggregate can be screened.
As the further improvement of above-mentioned scheme, wash the frame inboard be equipped with rather than the installation axle of coaxial setting, and the installation axle rotates with the filter to be connected, the installation axle outside is fixed with a plurality of equidistance subdivision baffle, and the division board sets up along wasing frame radial direction, the bottom and the filter top surface butt of division board, the one end that installs is kept away from to the division board and washs the frame inner circle rigid coupling, the water spray subassembly is including fixing the mounting bracket at the filter top surface and installing the hollow water spray board on the mounting bracket, the bottom of filter is provided with the water receiving bucket.
Through the technical scheme, the mineral aggregate can be automatically washed before being crushed, and washed mineral aggregate is automatically put into a crushing mechanism.
As a further improvement of the scheme, the heating cover is sleeved outside the air box, one end of the air suction pipe positioned outside the sorting box is communicated with the inside of the air box, and the exhaust pipe communicated with the inside of the heating cover is arranged on the outer wall of the heating cover.
Through the technical scheme, hot air generated after the inside of the sorting box is dried can be conveyed into the heating cover, and then the bellows is heated through the heating cover, so that the temperature of air in the bellows is increased, the heating power of the electric heating wire in the heating box can be effectively reduced, and the energy consumption is saved.
Compared with the prior art, the invention has the beneficial effects that:
1. through the setting of wiper mechanism, can be before smashing the ore throw-in the ore washs the frame inside earlier, get rid of the earth of ore surface adhesion after wasing, then smash in throwing it into the rubbing crusher mechanism voluntarily again to guarantee that the mineral aggregate after smashing can not be in the same place because of the bonding effect of earth and the polymerization influences the effect of magnetic separation.
2. Through the arrangement of the primary magnetic separation assembly and the secondary magnetic separation assembly, ores with higher iron content in the ores can be removed firstly, and ores with low iron content in the ores are removed secondly, so that the aim of classified screening is fulfilled.
3. Through drying device's setting, moisture in the ore after can be convenient will once magnetic separation is dried to avoid the ore bonding to influence secondary magnetic separation together, and the setting of average material portion then can guarantee that conveyer belt two surfaces are carried to the thickness of the ore that secondary four-screw assembly carries out the magnetic separation keeps unanimous, help promoting the effect of magnetic separation, link gear's setting then makes scraping material subassembly and feeding subassembly follow fan one and fan two synchronous operation, and scrape the setting of material subassembly and can scatter the ore, help the evaporation of drying portion inboard ore surface moisture, and loose material subassembly then can stir the mineral aggregate that is flattened by average material portion, avoid appearing the phenomenon of caking.
4. Through the cooperation between heating cover and the breathing pipe, can carry the heating cover with the inside steam that produces after drying of separation box in, then heat the bellows via the heating cover to make the air temperature in the bellows rise, and then can effectively reduce the heating power of the heating wire in the heating box, the energy consumption is saved.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a perspective view of the cleaning structure of FIG. 1;
FIG. 3 is a schematic view of the drying mechanism in FIG. 1;
FIG. 4 is a top view of the bellows of FIG. 1;
FIG. 5 is a schematic view of the transmission assembly of FIG. 1;
FIG. 6 is a schematic view of the scraping element of FIG. 1;
fig. 7 is a schematic view of the material loosening assembly shown in fig. 1.
Main symbol description:
1. a sorting box; 2. cleaning a frame; 3. a feed hopper; 4. a filter plate; 5. a pulverizing roller; 6. a first conveyor belt; 7. a first roller; 8. a first magnet block; 9. a first receiving plate; 10. a receiving plate II; 11. a second conveyor belt; 12. a second roller; 13. a second magnet block; 14. a receiving plate III; 15. a receiving plate IV; 16. a wind box; 17. a heating mantle; 18. an air suction pipe; 19. a heating box; 20. an air outlet pipe; 21. a side plate; 22. a gas pipe; 23. a connection box; 24. an air outlet nozzle; 25. a drying cover; 26. a fixing plate; 27. a partition plate; 28. a blanking hole; 29. a mounting frame; 30. a water spraying plate; 31. a water receiving bucket; 32. a drive motor; 33. a fixed rod; 34. a limiting block; 35. a connecting rod; 36. a mounting plate; 37. a first rotating shaft; 38. a transmission gear; 39. a fixed frame; 40. a transmission shaft; 41. a scraper; 42. a second rotating shaft; 43. an exhaust pipe; 44. a material-thinning plate; 45. and (5) loosening the material plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
Example 1:
referring to fig. 1, a magnetic separation and classification system for mineral aggregate for preparing synthetic rutile includes:
the separation mechanism comprises a separation box 1, a primary magnetic separation assembly and a secondary magnetic separation assembly which are arranged in the separation box 1, wherein the magnetic force of the primary magnetic separation assembly is smaller than that of the secondary magnetic separation assembly, the top of the crushing box 1 is provided with a crushing assembly, the crushing assembly comprises a feed hopper 3 fixed at the top of the separation box 1 and a crushing roller arranged in the feed hopper 3, and ores fall into the separation box 1 after being crushed.
The inside of the separation box 1 is provided with a first conveyor belt 6 for conveying crushed ores to a primary magnetic separation assembly and a second conveyor belt for conveying ores selected by the primary magnetic separation assembly to a secondary magnetic separation assembly, the first magnetic separation assembly comprises a first roller 7 rotatably connected in the separation box 1 and a first magnet block 8 arranged in the first roller 7, the section of the magnet block is fan-shaped, the fan-shaped included angle is smaller than 180 degrees, the fan-shaped angle faces one side of the second conveyor belt 11, the first conveyor belt 6 is positioned above the first roller 7, a first material receiving plate 9 and a second material receiving plate 10 which are arranged from top to bottom are fixed on the inner wall of one side of the separation box 1, the other end of the first material receiving plate 9 is in butt joint with the circumference of the first roller 7, one end of the second material receiving plate 10 extends to the lower side of the first roller 7, the first material receiving plate 9 and the second material receiving plate 10 are inclined upwards towards one side close to the first roller 7, the top surface of the first receiving plate 9 is far away from the first roller 7, the first discharging groove is arranged on one side of the sorting box 1 close to the bottom of the second receiving plate 10, the second magnetic separation device comprises a second roller 12 rotatably connected inside the sorting box 1 and a second magnet block 13 arranged in the second roller 12, the section of the second magnet block 13 is of a fan-shaped structure, the fan surface of the second magnet block 13 faces the advancing direction of the second conveyor belt 11, the fan-shaped included angle is larger than 180 degrees, the third receiving plate 14 and the fourth receiving plate 15 which are arranged from top to bottom are fixed on the inner wall of the other side of the sorting box 1 perpendicular to the upper surface of the second conveyor belt 11, the third receiving plate 14 inclines upwards towards one side close to the second roller 12, the top of the third receiving plate 14 is abutted against the periphery of the second roller 12, the other end of the fourth receiving plate 15 inclines upwards and extends to the lower side of the second conveyor belt 11, the inner wall of the side of the separation box 1 is provided with a discharge chute II for discharging mineral aggregate on a material receiving plate III 14 and a discharge chute III for discharging mineral aggregate on a material receiving plate IV 15, a magnet block I8 and a magnet block II 13 are both electromagnets, the magnetic force of the magnet block II 13 is larger than that of the magnet block I8 during magnetic separation, so that the mineral with higher iron content in the mineral can be firstly removed, then the mineral with low iron content in the mineral is removed, the aim of graded screening is achieved, during magnetic separation, the section shape of the magnet block I8 is fan-shaped and the fan-shaped is arranged towards one side of a conveyor belt II 11, so that the magnetism of one side of a roller I7 far away from the conveyor belt II 11 is smaller than that of one side of the roller I7 close to the conveyor belt II 11, and when the mineral falls on the surface of the roller I7, the mineral which is not sucked directly falls on the surface of the conveyor belt II 11, when the sucked ore rotates downwards along with the rotation of the first roller 7, the magnetism of the iron ore is reduced, the ore on the first roller 7 begins to gradually fall down and fall on the surface of the second receiving plate 10, the ore still sucked can also fall down after being scraped off by the first receiving plate 9, meanwhile, the slag falling on the surface below the first conveyor belt 6 can be caught by the first receiving plate 9 and then falls down on the second receiving plate 10 from the discharge chute on the first receiving plate 9, the rotation direction of the second roller 12 is the same as the rotation direction of the second conveyor belt 12, so that the ore on the second conveyor belt 11 can be sucked onto the surface of the second roller 12 when passing through the lower portion of the second roller 12, then gradually lifted up to the upper portion of the second roller 12 along with the rotation of the second roller 12, then the ore with the second roller 12 rotates to the area with small magnetic force, the roller 12 shows that the adsorbed ore can fall onto the receiving plate III 14, the ore still adsorbed on the surface of the roller II 12 can fall onto the receiving plate III 14 after being scraped by the receiving plate III 14, the ore which is not adsorbed on the surface of the conveying belt II 11 can fall onto the receiving plate IV 15, the lateral plates 21 are arranged on the outer sides of the long sides of the two sides of the conveying belt I6 and the conveying belt II 11, and the ore on the upper surface of the conveying belt I6 or the ore on the upper surface of the conveying belt II 11 can be effectively prevented from falling from the two sides by arranging the lateral plates 21.
The utility model provides a cleaning device, cleaning device is including fixing the filter 4 at separation box 1 top, install the washing frame 2 and the water spray subassembly at the filter 4 top, the blanking hole 28 that is located crushing subassembly directly over is offered to filter 4 top surface, the washing frame 2 inboard is equipped with rather than the installation axle of coaxial setting, and the installation axle rotates with filter 4 to be connected, the installation axle outside is fixed with a plurality of equidistance and distributes baffle 27, and the baffle 27 sets up along washing frame 2 radial direction, the bottom and the filter 4 top surface butt of baffle 27, the one end that the baffle 27 was kept away from to install and wash frame 2 inner circle rigid coupling, the bottom surface rotation of filter 4 is connected with the transfer line, the transfer line is connected with the installation axle coaxial setting and with the installation axle transmission, be used for driving the pivoted driving motor of transfer line is installed to the top surface of separation box 1, water spray subassembly is including fixing at the mounting bracket 29 of filter 4 top surface and the hollow water spray plate 30 of installing on mounting bracket 29, water spray plate 30 passes through pipeline and running into the tap pipe intercommunication, the bottom of filter 4 is provided with the water receiving bucket 31, before smashing the ore, throw into the washing frame in proper order, the pipeline that driving motor starts and the pipeline that is connected with plate 30, thereby wash down the water spray plate 2 in order and wash down the frame 2 in order, wash down the water spray hopper 2 and wash down in order and drop down the water spray hopper 2 and wash down in order, then fall into the washing hopper 2 in order to wash down the water spray hopper 2.
The drying mechanism comprises a drying cover 25 arranged above the second conveyor belt 11, a connecting box 23 arranged on the inner wall of the top of the drying cover 25, a plurality of air outlets 24 arranged at the bottom of the connecting box 23, a heating box 19 arranged on the inner wall of the top of the sorting box 1 and a wind box 16 arranged at the top of the sorting box 1, wherein the drying cover 25 is positioned between the first magnetic separation device and the second magnetic separation device, the wind box 16 is communicated with the heating box 19, an air inlet pipe is arranged at the top of the wind box 16, an electric heating wire is arranged in the heating box 19, an air outlet pipe 20 is arranged at the bottom of the heating box 19, the air outlet pipe 20 is communicated with the connecting box 23 through an air conveying pipe 22, a first fan is arranged in the air outlet pipe 20, and the air suction mechanism comprises an air suction pipe 18 arranged on the inner wall of the top of the sorting box 1 and a second fan arranged in the air suction pipe 18, and the top of the air suction pipe 18 extends to the outside of the sorting box 1; the air-drying device comprises a transmission mechanism, wherein the transmission mechanism is arranged on a sorting box 1 and is used for driving a first fan and a second fan to rotate simultaneously, a first rotating shaft 37 in transmission connection with the first fan is arranged at the bottom of an air outlet pipe 20, a second rotating shaft 42 in transmission connection with the second fan is arranged at the bottom of an air inlet pipe 18, the transmission mechanism comprises a transmission motor 32 arranged on the sorting box 1 and a transmission shaft 40 arranged in the sorting box 1, one end of an output shaft of the transmission motor 32 is in transmission connection with the transmission shaft 40, one end of the transmission shaft 40 is in transmission connection with the first rotating shaft 37, the other end of the transmission shaft 40 is in transmission connection with the other end of the second rotating shaft 42, the transmission motor 32 rotates to drive the transmission shaft 40 to rotate, the first rotating shaft 37 is driven to rotate by the first fan, air outside is sucked into the first fan 16 after the rotation of the first fan, then enters the inside of a heating box 19 through the first fan, enters the air outlet pipe 20 after being heated by an internal heating wire of the heating box 19, then enters the air outlet pipe 22 into the connecting box 23, and finally hot air is blown out of a plurality of air outlet pipes 24 to blow out from a plurality of air outlet nozzles 24 and blow off surface materials on a second conveyor belt 11, and the second rotating mineral aggregate is also driven by the second fan to rotate, and the second fan is driven to rotate, and the second air is dried, and the surface material is dried, and the ore is separated, and the ore is dried, and the ore is discharged from the second rotating 1.
The dust screen is installed to the inboard bottom of breathing pipe 18, and scraper blade 41 has been cup jointed to the outside of pivot two, and scraper blade 41 and the lower surface butt of dust screen, and the setting of dust screen can effectively prevent that the dust from entering into breathing pipe 18 temporo, and scraper blade 41's setting then can scrape the dust on dust screen surface to guarantee the gas permeability of dust screen.
The implementation principle of the embodiment is as follows: when sorting, ore is sequentially put into a cleaning frame, a driving motor is started and simultaneously connected with a pipeline connected with a water spraying plate 30, so that the cleaning frame 2 rotates, water sprayed by the water spraying plate 30 can be sprayed on the ore in the cleaning frame 2 to clean the ore, the ore in the cleaning frame 2 can be gradually removed towards a blanking hole under the pushing of a baffle plate 27 and finally falls into a receiving hopper 3 to be crushed, the ore falling into the feeding hopper 3 is crushed by a crushing roller and then falls onto the surface of a conveyor belt I6 in a sorting box 1, then on the rotation of the conveyor belt I6, the ore on the conveyor belt I falls onto the surface of a roller I7, the magnetic force of a magnet block II 13 is controlled to be larger than that of a magnet block I8, and the section shape of the magnet block I8 is in a fan shape, the sector shape is arranged towards one side of the conveyor belt II 11, so that the magnetism of one side of the roller I7 far away from the conveyor belt II 11 is smaller than that of one side of the roller I7 close to the conveyor belt II 11, when ore falls on the surface of the roller I7, the ore which is not sucked directly falls on the surface of the conveyor belt II 11, and after the sucked ore rotates to the lower side along with the rotation of the roller I7, the magnetism of the ore is gradually reduced, the ore on the roller I7 begins to gradually fall down to fall on the surface of the material receiving plate II 10, the ore which is still sucked can also fall down after scraping of the material receiving plate I9, and meanwhile, slag falling on the surface below the conveyor belt I6 can also be received by the material receiving plate I9, and then falls down on the material receiving plate II 10 from a material discharging groove on the material receiving plate I9;
when the ore falling onto the second conveyor belt 11 passes through the drying device, the transmission motor 32 is started to drive the transmission shaft 40 to rotate, the transmission shaft 40 drives the first rotating shaft 37 to rotate, so that the first fan rotates, the outside air is sucked into the movable bellows 16 after the first fan rotates, then the air enters the heating box 19 through the bellows 16, the air enters the air outlet pipe 20 after being heated by the electric heating wire in the heating box 19, then the air enters the air outlet pipe 22 into the connecting box 23 through the air outlet pipe 20, finally the hot air is blown out of the air outlet nozzles 24 and blows on the surface of the mineral aggregate on the second conveyor belt 11, thereby playing a role in drying the mineral aggregate, and meanwhile, the transmission shaft 40 also drives the second rotating shaft 42 to rotate after rotating, so that the second fan rotates, and further the hot air with steam generated by drying in the sorting box 1 can be pumped out of the sorting box 1, so that the mineral aggregate on the second conveyor belt 11 can be dried, and the effect of secondary magnetic separation is ensured;
in the secondary magnetic separation, the rotation direction of the second roller 12 is the same as that of the second conveyor belt 12, so that when the ore on the second conveyor belt 11 passes below the second roller 12, the ore containing iron element in the ore is adsorbed onto the surface of the second roller 12, then gradually lifted above the second roller 12 along with the rotation of the second roller 12, then the adsorbed ore is enabled to fall onto the third receiving plate 14 along with the rotation of the second roller 12 to a region with small magnetic force, the ore still adsorbed on the surface of the second roller 12 can be scraped off by the third receiving plate 14 and falls onto the third receiving plate 14, the ore not adsorbed on the surface of the second conveyor belt 11 falls onto the fourth receiving plate 15, and side plates 21 are arranged on the outer sides of the long sides of the two sides of the first conveyor belt 6 and the second conveyor belt 11, so that the ore on the upper surface of the first conveyor belt 6 or the ore on the upper surface of the second conveyor belt 11 can be effectively prevented from falling from the two sides of the first conveyor belt 11 through the side plates 21.
Example 2:
with reference to fig. 1, 3 and 5-7, this embodiment is further improved on the basis of embodiment 1 in that: the drying hood 25 consists of a drying part and a material homogenizing part, the drying part is positioned at the front end of the material homogenizing part, the top surface of the drying part gradually descends towards one side close to the material homogenizing part, the top surface of the material homogenizing part is parallel to the top surface of the conveyor belt II 11, a scraping component and a loosening component are sequentially arranged inside the drying hood 25 along the travelling direction of the conveyor belt II 11, a linkage mechanism is arranged at the top of the drying hood 25 and used for driving the scraping component and the loosening component to reciprocate along the width direction of the conveyor belt II 11 when the fan I rotates, the linkage mechanism comprises a fixed frame 39 fixed on a connecting rod 33 and a transmission gear 38 rotatably connected to the bottom of the rotating shaft I37, a plurality of tooth grooves are formed on the inner walls of the long sides of the fixed frame 39, the transmission gear 38 is an incomplete gear, the transmission gear 38 is respectively meshed with the tooth grooves on the long sides of the fixed frame 39 after rotating, the top of the drying part is provided with a first connecting groove arranged along the width direction of the second conveyor belt 11, the scraping component comprises a connecting rod 35 arranged on the inner side of the drying cover 25, a mounting plate 36 fixed on the bottom surface of the connecting rod 35 and a plurality of material dispersing plates 44 fixed on the bottom surface of the mounting plate 36, both sides of the scraping component along the length direction of the second conveyor belt 11 are provided with air outlets 24, so that mineral aggregate scraped by the material dispersing plates 44 can be dried, the top of the connecting rod 35 passes through the connecting groove to extend to the upper side of the drying cover 25, the outer part of the connecting rod 35 is sleeved with two limiting blocks 34, the two limiting blocks 34 are respectively abutted against the top surface and the inner wall of the top of the drying cover 25, the material loosening component is positioned in the material homogenizing part, the top surface of the material homogenizing part is provided with a second connecting groove arranged along the width direction of the second conveyor belt 11, the material loosening component comprises a fixing plate 26 arranged on the top surface of the material homogenizing part and a plurality of material loosening plates 45 fixed on the bottom surface of the fixing plate 26, the bottom of a plurality of loose flitch 44 and the bottom surface of a plurality of loose flitch 45 all with two 11 top surfaces butt of conveyer belt, through dead lever 33 rigid coupling between the top of connecting rod 35 and the fixed plate 26, the spread rod that sets up along its length direction is fixed with in the spread groove, the outside at the spread rod is all movably set to a plurality of loose flitch 45, the outside at the spread rod is all established to loose flitch 44 and loose flitch 45, and loose flitch 44 and loose flitch 45's a arris all just to the advancing direction of conveyer belt two.
The implementation principle of the embodiment is as follows: the transmission motor 32 rotates and drives the transmission gear 38 to rotate, and after the transmission gear 38 rotates, the transmission gear 38 is sequentially connected with the tooth slot inner cores on the inner walls of the long edges of the two sides of the fixed frame 39, so that the fixed frame 39 can be driven to continuously swing in a reciprocating manner, and further the mounting plate 36 and the fixed plate 26 can be driven to swing back and forth synchronously, further the material-thinning plate 44 can be used for stirring ores on the surface of the second conveyor belt 11, evaporation of moisture on the surface of mineral materials is facilitated, and the material-loosening plate 45 can be used for stirring the mineral materials pressed by the material-homogenizing part, so that the mineral materials are easier to be adsorbed.
Example 3:
with reference to fig. 1, 3 and 4, this embodiment is further improved on the basis of embodiment 1 in that: the heating cover 17 is sleeved outside the bellows 16, one end of the air suction pipe 18 positioned outside the sorting box 1 is communicated with the inside of the bellows 16, and the outer wall of the heating cover 17 is provided with the exhaust pipe 43 communicated with the inside of the heating cover.
The implementation principle of the embodiment is as follows: after the hot air discharged from the air suction pipe 18 enters the heating cover 17, the air in the air box 16 can be heated, so that the temperature of the air in the air box 16 is increased, the heating power of the electric heating wires in the heating box 19 can be effectively reduced, and the energy consumption is saved
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.
Claims (9)
1. A mineral aggregate magnetic separation classification system for preparing synthetic rutile, which is characterized by comprising:
the separation mechanism comprises a separation box, a primary magnetic separation assembly and a secondary magnetic separation assembly which are arranged in the separation box, wherein the magnetic force of the primary magnetic separation assembly is smaller than that of the secondary magnetic separation assembly, a crushing assembly is arranged at the top of the crushing box, and a first conveyor belt for conveying crushed ore to the primary magnetic separation assembly and a second conveyor belt for conveying ore selected by the primary magnetic separation assembly to the secondary magnetic separation assembly are arranged in the separation box;
the cleaning mechanism comprises a filter plate fixed at the top of the separation box, a cleaning frame arranged at the top of the filter plate and a water spraying assembly, and blanking holes positioned right above the crushing assembly are formed in the top surface of the filter plate;
the drying mechanism comprises a drying cover arranged above a second conveyor belt, a connecting box arranged on the inner wall of the top of the drying cover, a plurality of air outlets arranged at the bottom of the connecting box, a heating box arranged on the inner wall of the top of the separation box and an air box arranged at the top of the separation box, wherein the drying cover is positioned between a first magnetic separation device and a second magnetic separation device, the air box is communicated with the heating box, an electric heating wire is arranged in the heating box, an air outlet pipe is arranged at the bottom of the heating box and is communicated with the connecting box through an air pipe, a first fan is arranged in the air outlet pipe, and a scraping component and a loosening component are sequentially arranged inside the drying cover along the advancing direction of the second conveyor belt;
the linkage mechanism is arranged at the top of the drying cover and used for driving the scraping component and the loosening component to reciprocate along the width direction of the conveying belt when the fan I rotates;
the air suction mechanism comprises an air suction pipe arranged on the inner wall of the top of the separation box and a second fan arranged in the air suction pipe, and the top of the air suction pipe extends to the outside of the separation box;
and the transmission mechanism is arranged on the sorting box and used for driving the first fan and the second fan to rotate simultaneously.
2. The magnetic separation classification system for mineral aggregate for preparing artificial rutile according to claim 1, wherein the drying cover comprises a drying part and a homogenizing part, the drying part is positioned at the front end of the homogenizing part, the top surface of the drying part gradually descends towards one side close to the homogenizing part, and the top surface of the homogenizing part is parallel to the top surface of the second conveyor belt.
3. The mineral aggregate magnetic separation grading system for artificial rutile preparation according to claim 2, wherein the scraping component is located in the drying part, the first connecting groove arranged along the width direction of the conveyor belt is formed in the top of the drying part, the scraping component comprises a connecting rod arranged on the inner side of the drying cover, a mounting plate fixed on the bottom surface of the connecting rod and a plurality of material loosening plates fixed on the bottom surface of the mounting plate, the top of the connecting rod penetrates through the connecting groove to extend to the upper side of the drying cover, two limiting blocks are sleeved on the outer part of the connecting rod and respectively abut against the top surface and the inner wall of the top of the drying cover, the material loosening component is located in the material homogenizing part, the top surface of the material homogenizing part is provided with the second connecting groove arranged along the two width directions of the conveyor belt, the material loosening component comprises a fixing plate arranged on the top surface of the material homogenizing part and a plurality of material loosening plates fixed on the bottom surface of the fixing plate, the bottoms of the material loosening plates and the bottom surfaces of the plurality of the material loosening plates are all abutted against the two top surfaces of the conveyor belt, and the top of the connecting rod is fixedly connected with the fixing plate through the fixing rod.
4. The mineral aggregate magnetic separation classification system for preparing artificial rutile according to claim 3, wherein a first rotating shaft in transmission connection with the first fan is installed at the bottom of the air outlet pipe, a second rotating shaft in transmission connection with the second fan is installed at the bottom of the air suction pipe, the transmission mechanism comprises a transmission motor installed on the separation box and a transmission shaft installed inside the separation box, one end of an output shaft of the transmission motor is in transmission connection with the transmission shaft, one end of the transmission shaft is in transmission connection with the first rotating shaft, and the other end of the transmission shaft is in transmission connection with the other end of the second rotating shaft.
5. The magnetic separation and classification system for mineral aggregate for preparing artificial rutile according to claim 4, wherein the linkage mechanism comprises a fixed frame fixed on the connecting rod and a transmission gear rotatably connected to the bottom of the rotating shaft, a plurality of tooth grooves are formed in the inner walls of the long edges on two sides of the fixed frame, the transmission gear is an incomplete gear, and the transmission gear is meshed with the tooth grooves on the long edges on two sides of the fixed frame after rotating.
6. The mineral aggregate magnetic separation classification system for preparing artificial rutile according to claim 1, wherein the first magnetic separation assembly comprises a first roller and a first magnet block, the first roller is rotatably connected in the separation box, the first magnet block is arranged in the first roller, the section of the first magnet block is fan-shaped, the fan-shaped included angle is smaller than the degree, the fan-shaped angle faces one side of a second conveyor belt, the first conveyor belt is positioned above the first roller, a first receiving plate and a second receiving plate are fixed on the inner wall of one side of the separation box from top to bottom, the other end of the first receiving plate is abutted against the circumference of the first roller, one end of the second receiving plate extends to the lower side of the first roller, the first receiving plate and the second receiving plate are both inclined upwards towards one side close to the first roller, a discharging groove is formed in one side, away from the first roller, of the top surface of the first receiving plate, and a discharging groove is formed in one side, close to the bottom of the second receiving plate, of the separation box.
7. The mineral aggregate magnetic separation grading system for preparing artificial rutile according to claim 1, wherein the second magnetic separation device comprises a second roller rotatably connected inside the separation box and a second magnet block arranged in the second roller, the section of the second magnet block is of a fan-shaped structure, the fan surface of the second magnet block faces the advancing direction of the second conveyor belt, the fan-shaped included angle is larger than the degree, a third material receiving plate and a fourth material receiving plate which are arranged from top to bottom are fixed on the inner wall of the other side of the separation box, one side of the third material receiving plate, which is close to the second roller, is inclined upwards, the top of the third material receiving plate is abutted against the periphery of the roller, the other end of the fourth material receiving plate is inclined upwards and extends to the lower side of the second conveyor belt, and a second material discharging groove for discharging mineral aggregate on the third material receiving plate and a third material discharging groove for discharging mineral aggregate on the fourth material receiving plate are arranged on the inner wall of the side of the separation box.
8. The mineral aggregate magnetic separation grading system for artificial rutile preparation according to claim 1, wherein the inner side of the cleaning frame is provided with an installation shaft coaxially arranged with the cleaning frame, the installation shaft is rotationally connected with the filter plate, a plurality of equally spaced partition plates are fixed on the outer side of the installation shaft, the partition plates are arranged along the radial direction of the cleaning frame, the bottoms of the partition plates are abutted to the top surface of the filter plate, one end of the partition plates, which is far away from the installation, is fixedly connected with the inner ring of the cleaning frame, the water spraying assembly comprises an installation frame fixed on the top surface of the filter plate and a hollow water spraying plate installed on the installation frame, and a water receiving hopper is arranged at the bottom of the filter plate.
9. The mineral aggregate magnetic separation classification system for preparing artificial rutile according to claim 1, wherein a heating cover is sleeved outside the air box, one end of the air suction pipe positioned outside the separation box is communicated with the inside of the air box, and an exhaust pipe communicated with the inside of the heating cover is arranged on the outer wall of the heating cover.
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| CN202310955903.4A CN116833146A (en) | 2023-08-01 | 2023-08-01 | Mineral aggregate magnetic separation grading system for artificial rutile preparation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000946A (en) * | 2023-10-07 | 2023-11-07 | 新乡市长城铸钢有限公司 | Molding sand production device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000946A (en) * | 2023-10-07 | 2023-11-07 | 新乡市长城铸钢有限公司 | Molding sand production device |
| CN117000946B (en) * | 2023-10-07 | 2024-01-19 | 新乡市长城铸钢有限公司 | Molding sand production device |
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