CN114768996B - Concentrate concentrator of multistage circulation screening - Google Patents
Concentrate concentrator of multistage circulation screening Download PDFInfo
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- CN114768996B CN114768996B CN202210428079.2A CN202210428079A CN114768996B CN 114768996 B CN114768996 B CN 114768996B CN 202210428079 A CN202210428079 A CN 202210428079A CN 114768996 B CN114768996 B CN 114768996B
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- 238000012216 screening Methods 0.000 title claims abstract description 105
- 239000012141 concentrate Substances 0.000 title claims abstract description 14
- 230000005291 magnetic effect Effects 0.000 claims abstract description 121
- 239000000463 material Substances 0.000 claims abstract description 91
- 238000001179 sorption measurement Methods 0.000 claims abstract description 62
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 28
- 239000011707 mineral Substances 0.000 claims abstract description 28
- 230000005484 gravity Effects 0.000 claims abstract description 15
- 230000001360 synchronised effect Effects 0.000 claims description 27
- 238000007599 discharging Methods 0.000 claims description 23
- 230000007246 mechanism Effects 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims 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 abstract description 49
- 239000002994 raw material Substances 0.000 abstract description 34
- 238000000034 method Methods 0.000 abstract description 8
- 238000000605 extraction Methods 0.000 abstract description 6
- 238000000926 separation method Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000007885 magnetic separation Methods 0.000 description 3
- 239000006148 magnetic separator Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
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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
- B03C1/30—Combinations with other devices, not otherwise provided for
-
- 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
- B03C1/12—Magnetic separation acting directly on the substance being separated with cylindrical material carriers with magnets moving during operation; with movable pole pieces
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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
- B03C1/16—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
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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
- B03C2201/00—Details of magnetic or electrostatic separation
- B03C2201/20—Magnetic separation of bulk or dry particles in mixtures
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- Sorting Of Articles (AREA)
Abstract
The invention relates to the technical field of concentrate screening, in particular to a concentrate concentrator with multistage circulating screening, which comprises a gravity magnetic screening device fixedly arranged on a frame in a vertical state, wherein the gravity magnetic screening device consists of a guide bin, a screening box, magnetic adsorption equipment, a first guide bin and a second guide bin, and the guide bin is fixedly arranged at the top of the screening box; the magnetic adsorption equipment is rotatably arranged in the screening box, two openings are further formed in the bottom of the magnetic adsorption equipment, and a first guide bin and a second guide bin are respectively arranged at the two openings; the feed back device is arranged at one side of the screening box in a vertical state; the belt type magnetic screening device is fixedly arranged on the frame in a horizontal state; the material collecting unit is vertically arranged at the discharge port of the belt type magnetic screening device; the method can not only carry out high-efficiency screening on mineral raw materials, but also accurately extract specularite in the mineral materials, and adopts multistage circulation screening; the extraction efficiency is high and the purity is high.
Description
Technical Field
The invention relates to the technical field of concentrate screening, in particular to a concentrate concentrator with multistage circulating screening.
Background
The mineral separation is a process of separating useful minerals from gangue minerals by adopting a gravity separation method, a flotation method, a magnetic separation method, an electric separation method and the like after crushing and grinding the ores according to the physical and chemical properties of different minerals in the ores, and separating various symbiotic useful minerals from each other as much as possible to remove or reduce harmful impurities so as to obtain raw materials required by smelting or other industries; the magnetic separator adsorbs ferromagnetic mineral substances on the outer surface of the mineral separation cylinder through a magnetic field generated by a magnetic system in the mineral separation cylinder of the magnetic separator on the outer surface of the mineral separation cylinder, and the mineral substances are separated along with the rotation of the mineral separation cylinder of the magnetic separator, but the magnetic mineral substances form a magnetic pile in the adsorption process, and the formed magnetic pile is arranged outside the mineral separation cylinder in a rotating mode, so that a plurality of non-magnetic mineral raw materials are accumulated on the surface of the magnetic pile after the magnetic pile is formed and are separated along with the rotation of the magnetic pile, and the purity of the magnetic mineral raw materials extracted is greatly reduced;
for this reason, there is a need for a concentrate concentrator with multi-stage circulation screening to solve the above problems.
Disclosure of Invention
Based on this, it is necessary to provide a concentrate concentrator with multistage circulation screening against the problems of the prior art.
In order to solve the problems in the prior art, the invention adopts the following technical scheme:
the concentrate concentrating machine comprises a frame, a gravity magnetic screening device, a guide bin, a screening box, magnetic adsorption equipment, a first guide bin, a second guide bin, a feed back device, a belt magnetic screening device and a collecting unit; the gravity magnetic force screening device is fixedly arranged on the frame in a vertical state and consists of a guide bin, a screening box, magnetic force adsorption equipment, a first guide bin and a second guide bin, and the guide bin is fixedly arranged at the top of the screening box; the magnetic adsorption equipment is rotatably arranged in the screening box, two openings are further formed in the bottom of the magnetic adsorption equipment, and a first guide bin and a second guide bin are respectively arranged at the two openings; the feed back device is arranged at one side of the screening box in a vertical state; one side of the lower end of the material returning device, which is close to the material returning device, is communicated with the first material guiding bin through a pipeline; the belt magnetic screening device is horizontally fixedly arranged on the frame, the feeding end of the belt magnetic screening device is arranged right below the discharge hole of the second guide bin, and the material collecting unit is vertically arranged at the discharge hole of the belt magnetic screening device.
Preferably, the material guide bin is also provided with a material control mechanism, and the material control mechanism consists of a sliding rail, a first material control plate, an extension block and a first locking knob; the two groups of sliding rails are arranged on the inner wall of the guide bin in an inclined state; the first material control plate is arranged between the two groups of sliding rails in an inclined state in a sliding manner; the extension block is fixedly arranged at one side of the guide bin; the first locking knob is screwed on the extension block, and the locking end of the first locking knob penetrates through the extension block and faces the side wall of the first material control plate.
Preferably, the magnetic adsorption equipment comprises a rotary driver, a synchronous belt, a servo motor, a material guiding plate and an inclined plane; the ore dressing barrel is rotatably arranged in the middle of the screening box; the rotary driver is fixedly arranged on the frame, and the driving end of the rotary driver is in transmission connection with the driving end of the beneficiation barrel; the material guiding plate is fixedly arranged in the screening box in a vertical state, the material guiding plate is arranged at the left upper corner of the beneficiation barrel, and the lower end of the material guiding plate is attached to the outer wall of the beneficiation barrel; the inclined plane is arranged on one side of the guide plate, and one end of the second guide bin, which is attached to the beneficiation barrel, is also provided with a first avoidance notch; the rotary driver consists of a synchronous belt and a servo motor; the servo motor is fixedly arranged on the frame, and the synchronous belt is used for connecting an output shaft of the servo motor and a driving end of the beneficiation barrel in a transmission manner.
Preferably, the beneficiation barrel comprises a rotating shaft, a magnetic ring, an adsorption wheel and an adsorption ring; the ore dressing barrel is rotatably arranged in the middle of the screening box through a rotating shaft; the magnetic ring is coaxially sleeved outside the rotating shaft; the magnetic ring is also coaxially sleeved with an adsorption wheel, and the adsorption wheel is also radially extended with an adsorption ring; the adsorption rings are equidistantly arranged along the axial direction of the beneficiation barrel.
Preferably, the blanking element comprises a first mounting frame, a blanking plate and a baffle plate; the blanking plate is fixedly arranged on the left side of the beneficiation barrel through the first mounting frame, the end part of the blanking plate is attached to the outer wall of the beneficiation barrel, and the baffle plate is vertically arranged right below the blanking plate; one end of blanking plate and dressing bucket outer wall laminating still runs through and has seted up the second and dodges the breach, and the breach sets up with the absorption ring one-to-one.
Preferably, the material returning device comprises a first fixing frame, a spiral feeding machine, a first discharging pipe, a feeding pipe, a second discharging pipe, a discharging hole opening and closing element and a first material transferring bin; the spiral feeding machine is fixedly arranged at one side of the screening box in a vertical state through the first fixing frame; the first discharging pipe is in an inclined state and is arranged close to the top of the screening box, and a discharging hole of the first discharging pipe is arranged right opposite to the inside of the guide bin; the feeding pipe is radially arranged at one side of the spiral feeding machine, is arranged close to the bottom of the spiral feeding machine and is communicated with the first guide bin through the first feed bin; the second discharging pipe is fixedly arranged on the other side of the spiral feeding machine in an inclined state relative to the feeding pipe; the second discharging pipe is positioned below the feeding pipe; the discharge port opening and closing element is fixedly arranged at one side of the bottom of the spiral feeding machine; the output end of the discharge port opening and closing element is arranged at the bottom of the spiral feeding machine in a telescopic way.
Preferably, the discharge opening and closing element comprises a second mounting frame, an electric push rod and a sliding column; the sliding column is slidably arranged at the bottom of the spiral feeding machine; the sliding column is in clearance fit with the inner wall of the spiral feeding machine; 3h2, fixedly mounting the screw feeder on one side of the bottom of the screw feeder in a vertical state through a second mounting frame; the output end of the electric push rod is fixedly connected with the side wall of the sliding column through a connecting frame.
Preferably, the belt type magnetic screening device comprises a second material transferring bin, a second material control element, a second material control plate, an extension frame, a second locking knob, a first belt type conveyor, a first material receiving plate and a magnetic adsorption screening mechanism; the second transfer bin cover is arranged at the second guide bin; the second material control element is vertically pluggable and arranged at a discharge hole of the second material transfer bin and consists of a second material control plate, an extension frame and a second locking knob; the second material control plate can be vertically inserted and pulled out and is arranged at the discharge port of the second material transferring bin; the extension frame is fixedly arranged on the second transfer bin; the second locking knob is screwed on the end part of the extension frame; the locking end of the second locking knob passes through the extension frame and faces the surface of the second material control plate; the first belt conveyor is horizontally arranged on the frame, and the feeding end of the first belt conveyor is positioned right below the second transfer bin; the first receiving plate is fixedly arranged at the other end of the first belt conveyor in an inclined state relative to the second transfer bin; the magnetic adsorption screening mechanism is horizontally arranged right above the first belt conveyor.
Preferably, the magnetic adsorption screening mechanism comprises a second supporting frame, a second belt conveyor, a magnetic synchronous belt, a tensioning wheel, an adjusting frame and a locking bolt; the second belt conveyor is arranged on the frame in a horizontal state through the second support frame, and is positioned right above the first belt conveyor; the transmission belt of the second belt conveyor is a magnetic synchronous belt; the magnetic synchronous belt transmission sleeve is arranged at the output end of the second belt conveyor; the tensioning wheel is adjustably arranged in the middle of the second belt conveyor through adjusting frames arranged at two ends; locking bolts are also arranged on two sides of the adjusting frame; the second receiving plate is fixedly arranged at the end part of the second belt conveyor in an inclined state, and the second receiving plate is arranged at one end far away from the first belt conveyor.
Preferably, the aggregate unit comprises a first collecting barrel and a second collecting barrel; the first collecting barrel and the second collecting barrel are respectively arranged under the first receiving plate and the second receiving plate in a vertical state.
Compared with the prior art, the beneficial effects of this application are:
1. the utility model provides a through rotary actuator, ore dressing bucket, draw flitch and unloading component to realize how to screen and automatic feed distribution and unloading to the mineral aggregate and how to carry out the work of high-efficient extraction to specularite.
2. The utility model discloses a work of how to carry out secondary feed back to the non-specularite raw materials after the prescreening has been realized through feed back device to guarantee the abundant extraction of specularite.
3. This application has realized how to carry out the work of secondary magnetic screen to the concentrate after the prescreening through belt magnetic force sieving mechanism, realizes further purification to the concentrate, proposes the ore deposit raw materials that need not, improves the extraction purity of specularite by a wide margin.
Drawings
FIG. 1 is a perspective view of the present application;
FIG. 2 is a second perspective view of the present application;
FIG. 3 is a front view of the present application;
FIG. 4 is a side view of the removal frame, belt magnetic screening apparatus and collection unit of the present application;
FIG. 5 is a cross-sectional view taken at A-A of FIG. 4;
FIG. 6 is a partial perspective view of the gravity magnetic screening device of the present application;
FIG. 7 is a perspective view of a gravity magnetic screening device and a return device of the present application;
FIG. 8 is a perspective view of a belt-type magnetic screening apparatus of the present application;
fig. 9 is a perspective view of the first belt conveyor and first receiving plate removed in the present application.
The reference numerals in the figures are:
1-a frame;
2-gravity magnetic screening device; 2 A-A guide bin; 2 f-a material control mechanism; 2f 1-sliding rails; 2f 2-a first material control plate; 2f 3-extension blocks; 2f 4-a first locking knob; 2 b-screening box; 2 c-a magnetic adsorption device; 2 g-a rotary drive; 2g 1-synchronous belt; 2g 2-servo motor; 2 h-a beneficiation barrel; 2h 1-a rotating shaft; 2h 2-magnetic ring; 2h 3-adsorption wheel; 2h 4-adsorption ring; 2 r-a material guiding plate; 2 j-inclined plane; 2 l-blanking elements; 2l 1-a first mount; 2l of a 2-blanking plate; 2l 3-baffle; 2 d-a first guide bin; 2 e-a second guide bin;
3-a material returning device; 3 A-A first mount; 3 b-a spiral feeder; 3 c-a first discharge pipe; 3 d-feeding pipe; 3 e-a second discharge pipe; 3 f-a discharge opening-closing element; 3f 1-a second mount; 3f 2-electric push rod; 3f 3-sliding column; 3f 4-connecting frame; 3 g-a first transfer bin;
4-belt type magnetic screening device; 4 A-A second transfer bin; 4 b-a second material control element; 4b 1-a second material control plate; 4b 2-extension rack; 4b 3-a second locking knob; 4 c-a first belt conveyor; 4 d-a first receiving plate; 4 e-a magnetic adsorption screening mechanism; 4e 1-a second support frame; 4e 2-a second belt conveyor; 4e 3-magnetic synchronous belt; 4e 4-tensioning wheel; 4e 5-adjusting frames; 4e 6-locking bolt; 4e 7-a second receiving plate;
a 5-aggregate unit; 5 A-A first collecting barrel; 5 b-a second collecting barrel.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
As shown in fig. 1 to 9, the present application provides:
the concentrate concentrator comprises a frame 1, a gravity magnetic screening device 2, a guide bin 2a, a screening box 2b, a magnetic adsorption device 2c, a first guide bin 2d, a second guide bin 2e, a feed back device 3, a belt magnetic screening device 4 and a collecting unit 5; the gravity magnetic force screening device 2 is fixedly arranged on the frame 1 in a vertical state, the gravity magnetic force screening device 2 consists of a guide bin 2a, a screening box 2b, magnetic force adsorption equipment 2c, a first guide bin 2d and a second guide bin 2e, and the guide bin 2a is fixedly arranged at the top of the screening box 2 b; the magnetic adsorption equipment 2c is rotatably arranged in the screening box 2b, two openings are further formed in the bottom of the magnetic adsorption equipment 2c, and a first guide bin 2d and a second guide bin 2e are respectively arranged at the two openings; the feed back device 3 is arranged at one side of the screening box 2b in a vertical state; one side of the lower end of the material returning device 3, which is close to the material returning device 3, is communicated with the first material guiding bin 2d through a pipeline; the belt magnetic screening device 4 is fixedly installed on the frame 1 in a horizontal state, the feeding end of the belt magnetic screening device 4 is arranged right below the discharge port of the second guide bin 2e, and the material collecting unit 5 is vertically arranged at the discharge port of the belt magnetic screening device 4.
Based on the above embodiment, in the working state, firstly, the ore raw material is thrown into the guide bin 2a, the ore raw material enters the screening box 2b under the guide of the guide bin 2a, and the magnetic screening is performed by the magnetic adsorption device 2c, and the ore raw material is preferably specularite; in the magnetic screening process, specularite automatically falls into the second guide bin 2e, and mineral raw materials other than specularite are guided into the first guide bin 2 d; in order to further extract specularite in the mineral raw materials of non-specularite, the mineral raw materials falling into the first guide bin 2d are reintroduced into the guide bin 2a for secondary magnetic screening or multiple magnetic screening work under the drive of the feed back device 3; the specularite falling into the second guide bin 2e is conducted towards the belt magnetic screening device 4 through the second guide bin 2e, and secondary magnetic screening is performed through the belt magnetic screening device 4, so that non-specularite raw materials mixed into the primary magnetic specularite are secondarily screened out, and the magnetic screen purity of the specularite is further improved; specularite and non-specularite passing through the secondary magnetic screen finally fall into the aggregate unit 5, respectively, and are collected by the aggregate unit 5.
Further, as shown in fig. 5 and 6:
the material guide bin 2a is also provided with a material control mechanism 2f, and the material control mechanism 2f consists of a sliding rail 2f1, a first material control plate 2f2, an extension block 2f3 and a first locking knob 2f 4; the two groups of sliding rails 2f1 are arranged, and the two groups of sliding rails 2f1 are oppositely arranged on the inner wall of the guide bin 2a in an inclined state; the first material control plate 2f2 is arranged between the two groups of sliding rails 2f1 in a tilting state in a sliding manner; the extension block 2f3 is fixedly arranged on one side of the guide bin 2 a; the first locking knob 2f4 is screwed on the extension block 2f3, and the locking end of the first locking knob 2f4 passes through the extension block 2f3 and is arranged towards the side wall of the first material control plate 2f 2.
Based on the embodiment, when the mineral raw materials stacked in the guide bin 2a are required to be subjected to uniform speed control, a worker only needs to carry out sliding adjustment on the sliding rail 2f1 according to the required blanking speed, so that the size of a discharge hole of the guide bin 2a is changed, and further the work of uniform speed control during the blanking of the mineral raw materials is realized; after the first material control plate 2f2 is adjusted to a proper position, a worker screws the first locking knob 2f4 to lock and fix the first material control plate 2f 2.
Further, as shown in fig. 4 to 6:
the magnetic force adsorption device 2c comprises a rotary driver 2g, a synchronous belt 2g1, a servo motor 2g2, a material guiding plate 2r and an inclined plane 2j; the ore dressing barrel 2h is rotatably arranged in the middle of the screening box 2 b; the rotary driver 2g is fixedly arranged on the frame 1, and the driving end of the rotary driver 2g is in transmission connection with the driving end of the beneficiation barrel 2 h; the material guiding plate 2r is fixedly arranged in the screening box 2b in a vertical state, the material guiding plate 2r is arranged at the left upper corner of the beneficiation barrel 2h, and the lower end of the material guiding plate 2r is attached to the outer wall of the beneficiation barrel 2 h; the inclined plane 2j is arranged on one side of the material guiding plate 2r, and one end, attached to the beneficiation barrel 2h, of the second material guiding bin 2e is also provided with a first avoidance notch; the rotary driver 2g consists of a synchronous belt 2g1 and a servo motor 2g 2; the servo motor 2g2 is fixedly arranged on the frame 1, and the synchronous belt 2g1 is used for connecting an output shaft of the servo motor 2g2 and a driving end of the ore dressing barrel 2h in a transmission manner.
Based on the above embodiment, when the ore raw materials fall into the screening box 2b through the conduction of the guide bin 2a, the ore raw materials are accumulated to an included angle formed between the ore dressing barrel 2h and the guide plate 2r under the guide of the guide plate 2r, namely, the included angle is positioned at the upper left corner of the ore dressing barrel 2h, when the ore raw materials are required to be magnetically separated, an external power supply is firstly connected to drive the rotary driver 2g to work, the output shaft of the rotary driver 2g rotates to drive the ore dressing barrel 2h to rotate clockwise, and then the ore raw materials which are specularite in the ore raw materials are automatically adsorbed to the surface of the ore dressing barrel 2 h; the minerals of the non-specularite automatically fall into the first guide bin 2d under the action of gravity along with the rotation of the beneficiation barrel 2 h; the specularite can synchronously rotate along with the rotation of the beneficiation barrel 2h until the specularite adsorbed to the outer wall of the beneficiation barrel 2h synchronously rotates to the position of the blanking element 2l along with the beneficiation barrel 2h, and the specularite adsorbed to the outer wall of the beneficiation barrel 2h can be scraped off the surface of the beneficiation barrel 2h under the blocking of the blanking element 2 l; finally falls into the second guide bin 2e under the action of gravity.
Further, as shown in fig. 6:
the beneficiation barrel 2h comprises a rotating shaft 2h1, a magnetic ring 2h2, an adsorption wheel 2h3 and an adsorption ring 2h4; the ore dressing barrel 2h is rotatably arranged in the middle of the screening box 2b through a rotating shaft 2h 1; the magnetic ring 2h2 is coaxially sleeved and arranged outside the rotating shaft 2h 1; the magnetic ring 2h2 is also coaxially sleeved with an adsorption wheel 2h3, and the adsorption wheel 2h3 is also radially extended with an adsorption ring 2h4; the adsorption rings 2h4 are provided in plurality at equal intervals along the axial direction of the concentrating barrel 2 h.
Based on the above embodiment, the magnetic ring 2h2 is composed of a plurality of permanent magnets; the adsorption ring 2h4 is used for increasing the adsorption area of the surface of the adsorption wheel 2h3, so that the adsorption magnetic separation work of more specularite is realized through the adsorption ring 2h4; realizes the rapid screening of specularite in the ore raw materials.
Further, as shown in fig. 5:
the blanking element 2l comprises a first mounting frame 2l1, a blanking plate 2l2 and a baffle plate 2l3; the blanking plate 2l2 is fixedly arranged on the left side of the beneficiation barrel 2h through a first mounting frame 2l1, the end part of the blanking plate 2l2 is attached to the outer wall of the beneficiation barrel 2h, and the baffle plate 2l3 is vertically arranged under the blanking plate 2l 2; one end of blanking plate 2l2 and dressing bucket 2h outer wall laminating still runs through and has seted up the second and dodges the breach, and the breach is dodged with absorption ring 2h4 one-to-one setting to the second.
Based on the above embodiment, when the fine iron frame adsorbed to the outer wall of the beneficiation barrel 2h moves to the blanking plate 2l2 following the synchronous rotation of the beneficiation barrel 2h, specularite adsorbed to the outer wall of the beneficiation barrel 2h is scraped off to the outside of the beneficiation barrel 2h under the blocking of the blanking plate 2l2, and the scraped specularite falls into the second guide bin 2e under the guiding of the baffle plate 2l3; collecting through a second guide bin 2e; the second of the one end that flitch 2l2 and dressing bucket 2h outer wall laminating was seted up dodges the breach and is used for dodging the absorption ring 2h4 that sets up on the absorption wheel 2h 3.
Further, as shown in fig. 5:
the feed back device 3 comprises a first fixing frame 3a, a spiral feeder 3b, a first discharge pipe 3c, a feed pipe 3d, a second discharge pipe 3e, a discharge port opening and closing element 3f and a first transfer bin 3g; the spiral feeder 3b is fixedly arranged at one side of the screening box 2b in a vertical state through a first fixing frame 3 a; the first discharging pipe 3c is arranged close to the top of the screening box 2b in an inclined state, and a discharging hole of the first discharging pipe 3c is arranged right opposite to the inside of the guide bin 2 a; the feeding pipe 3d is radially arranged on one side of the spiral feeder 3b, the feeding pipe 3d is arranged near the bottom of the spiral feeder 3b, and the feeding pipe 3d is communicated with the first guide bin 2d through the first feed bin 3g; the second discharging pipe 3e is fixedly arranged on the other side of the spiral feeding machine 3b in an inclined state relative to the feeding pipe 3 d; the second discharging pipe 3e is positioned below the feeding pipe 3 d; the discharge hole opening and closing element 3f is fixedly arranged on one side of the bottom of the spiral feeder 3 b; the output end of the discharge hole opening and closing element 3f is telescopically arranged at the bottom of the spiral feeder 3 b.
Based on the above embodiment, when the magnetic adsorption equipment 2c is in the magnetic screening operation under the operating condition, the spiral feeder 3b synchronously operates, the spiral feeder 3b internally rotates at a high speed, the non-specularite ore raw materials screened out by the magnetic adsorption equipment 2c automatically fall into the first guide bin 2d, the non-specularite ore raw materials are conducted into the spiral feeder 3b from the feeding pipe 3d through the first guide bin 2d, the spiral feeder 3b rotationally feeds the non-specularite raw materials towards the top of the spiral feeder 3b through the spiral feeder 3b which internally rotates at a high speed, until the non-specularite raw materials are led into the guide bin 2a from the first discharging pipe 3c, thereby realizing the operation of carrying out secondary magnetic separation on the non-specularite ore raw materials, when the non-specularite magnetic screen is fully extracted to one circulation or two or more circulation iron ores, when the non-specularite ore raw materials are poured into the spiral feeder 3b from the first guide bin 2d, the spiral feeder 3b rotationally feeds the non-specularite raw materials towards the top of the spiral feeder 3b, until the non-specularite ore raw materials are led out from the first discharge pipe 3c to the second discharge pipe 3e, and finally the non-specularite ore raw materials are led out from the second discharge pipe 3e, and finally, and the non-specularite ore raw materials are led out from the second discharge pipe 3 e.
Further, as shown in fig. 4 and 7:
the discharge port opening and closing element 3f comprises a second mounting frame 3f1, an electric push rod 3f2 and a sliding column 3f3; the sliding column 3f3 is slidably arranged at the bottom of the spiral feeding machine 3 b; the sliding column 3f3 is in clearance fit with the inner wall of the spiral feeder 3 b; 3h2 is fixedly arranged on one side of the bottom of the spiral feeder 3b in a vertical state through a second mounting frame 3f 1; the output end of the electric push rod 3f2 is fixedly connected with the side wall of the sliding column 3f3 through a connecting frame 3f 4.
Based on the above embodiment, when the non-specularite raw material needs to be fed, the external power supply is connected to drive the electric putter 3f2 to work, and the output shaft of the electric putter 3f2 extends to push the sliding column 3f3 arranged at the bottom of the spiral feeding machine 3b to axially shrink, so as to realize the opening work of the feeding hole of the second discharging pipe 3 e.
Further, as shown in fig. 8 and 9:
the belt type magnetic screening device 4 comprises a second transfer bin 4a, a second material control element 4b, a second material control plate 4b1, an extension frame 4b2, a second locking knob 4b3, a first belt type conveyor 4c, a first material receiving plate 4d and a magnetic adsorption screening mechanism 4e; the second transfer bin 4a is arranged at the second guide bin 2e in a covering manner; the second material control element 4b is vertically pluggable and arranged at the discharge hole of the second material transferring bin 4a, and the second material control element 4b consists of a second material control plate 4b1, an extension frame 4b2 and a second locking knob 4b 3; the second material control plate 4b1 can be vertically inserted and pulled out and is arranged at the discharge port of the second material transferring bin 4 a; the extension frame 4b2 is fixedly arranged on the second transfer bin 4 a; the second locking knob 4b3 is screwed on the end part of the extension frame 4b 2; the locking end of the second locking knob 4b3 passes through the extension frame 4b2 and is arranged towards the surface of the second material control plate 4b 1; the first belt conveyor 4c is horizontally arranged on the frame 1, and the feeding end of the first belt conveyor 4c is positioned right below the second transfer bin 4 a; the first receiving plate 4d is fixedly arranged at the other end of the first belt conveyor 4c in an inclined state relative to the second transfer bin 4 a; the magnetic force adsorption screening mechanism 4e is horizontally arranged right above the first belt conveyor 4 c.
Based on the above embodiment, specularite in the second material guiding bin 2e is guided to the first belt conveyor 4c under the conduction of the second material transferring bin 4a in the working state, and is transmitted by the first belt conveyor 4c, the specularite transmitted on the surface of the first belt conveyor 4c is adsorbed by the magnetic adsorption screening mechanism 4e located right above the first belt conveyor 4c in the transmission process, the specularite transmitted on the first belt conveyor 4c is controlled under the action of the second material control plate 4b1, so that the specularite is uniformly tiled on the surface of the first belt conveyor 4c, so that a larger magnetic pile is not formed in the process of performing magnetic attraction screening by the magnetic adsorption screening mechanism 4e, the condition that non-specularite mineral raw materials are mixed by the magnetic pile is not generated, and the extraction purity of the specularite can be greatly improved.
Further, as shown in fig. 8 and 9:
the magnetic adsorption screening mechanism 4e comprises a second supporting frame 4e1, a second belt conveyor 4e2, a magnetic synchronous belt 4e3, a tensioning wheel 4e4, an adjusting frame 4e5 and a locking bolt 4e6; the second belt conveyor 4e2 is horizontally arranged on the frame 1 through a second supporting frame 4e1, and the second belt conveyor 4e2 is positioned right above the first belt conveyor 4 c; the transmission belt of the second belt conveyor 4e2 is a magnetic synchronous belt 4e3; the magnetic synchronous belt 4e3 is in transmission sleeve mounting at the output end of the second belt conveyor 4e 2; the tensioning wheel 4e4 is adjustably arranged in the middle of the second belt conveyor 4e2 through adjusting frames 4e5 arranged at two ends; locking bolts 4e6 are further arranged on two sides of the adjusting frame 4e 5; the second receiving plate 4e7 is fixedly installed at the end part of the second belt conveyor 4e2 in an inclined state, and the second receiving plate 4e7 is arranged at one end far away from the first belt conveyor 4 c.
Based on the above embodiment, the magnetic synchronous belt 4e3 rotates counterclockwise under the driving of the second belt conveyor 4e2 in the working state, and specularite is adsorbed and transferred from the lower surface of the magnetic synchronous belt 4e3 to the upper surface of the magnetic synchronous belt 4e3 through the magnetic synchronous belt 4e3; and the specularite adsorbed to the surface of the magnetic synchronous belt 4e3 is scraped through the second receiving plate 4e7, thereby completing the secondary magnetic screening work of the specularite, and the tensioning wheel 4e4 is used for improving the tensioning degree of the magnetic synchronous belt 4e3, so that the adsorption surface of the magnetic synchronous belt 4e3 is always kept in a tensioned state.
Further, as shown in fig. 2:
the aggregate unit 5 comprises a first collecting barrel 5a and a second collecting barrel 5b; the first collecting barrel 5a and the second collecting barrel 5b are respectively arranged under the first receiving plate 4d and the second receiving plate 4e7 in a vertical state.
Based on the above embodiment, the first collecting bucket 5a and the second collecting bucket 5b are used for collecting specularite and non-specularite, respectively.
The method can not only carry out high-efficiency screening on mineral raw materials, but also accurately extract specularite in the mineral materials, and adopts multistage circulation screening; the extraction efficiency is high and the purity is high.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (2)
1. The concentrate concentrator is characterized by comprising a frame (1), a gravity magnetic screening device (2), a guide bin (2 a), a screening box (2 b), magnetic adsorption equipment (2 c), a first guide bin (2 d), a second guide bin (2 e), a feed back device (3), a belt magnetic screening device (4) and a collecting unit (5); the gravity magnetic force screening device (2) is fixedly arranged on the frame (1) in a vertical state, the gravity magnetic force screening device (2) consists of a guide bin (2 a), a screening box (2 b), magnetic force adsorption equipment (2 c), a first guide bin (2 d) and a second guide bin (2 e), and the guide bin (2 a) is fixedly arranged at the top of the screening box (2 b); the magnetic adsorption equipment (2 c) is rotatably arranged in the screening box (2 b), two openings are further formed in the bottom of the magnetic adsorption equipment (2 c), and a first guide bin (2 d) and a second guide bin (2 e) are respectively arranged at the two openings; the feed back device (3) is arranged at one side of the screening box (2 b) in a vertical state; one side of the lower end of the material returning device (3) close to the material returning device (3) is communicated with the first guide bin (2 d) through a pipeline; the belt type magnetic screening device (4) is fixedly arranged on the frame (1) in a horizontal state, the feeding end of the belt type magnetic screening device (4) is arranged right below the discharging hole of the second guide bin (2 e), and the collecting unit (5) is vertically arranged at the discharging hole of the belt type magnetic screening device (4); the material guide bin (2 a) is also provided with a material control mechanism (2 f), and the material control mechanism (2 f) consists of a sliding rail (2 f 1), a first material control plate (2 f 2), an extension block (2 f 3) and a first locking knob (2 f 4); the two groups of sliding rails (2 f 1) are arranged, and the two groups of sliding rails (2 f 1) are oppositely arranged on the inner wall of the guide bin (2 a) in an inclined state; the first material control plate (2 f 2) is arranged between the two groups of sliding rails (2 f 1) in a sliding way in an inclined state; the extension block (2 f 3) is fixedly arranged at one side of the guide bin (2 a); the first locking knob (2 f 4) is arranged on the extension block (2 f 3) in a threaded connection manner, and the locking end of the first locking knob (2 f 4) penetrates through the extension block (2 f 3) and faces the side wall of the first material control plate (2 f 2); the magnetic force adsorption equipment (2 c) comprises a rotary driver (2 g), a synchronous belt (2 g 1), a servo motor (2 g 2), a material guiding plate (2 r) and an inclined plane (2 j); the ore dressing barrel (2 h) is rotatably arranged in the middle of the screening box (2 b); the rotary driver (2 g) is fixedly arranged on the frame (1), and the driving end of the rotary driver (2 g) is in driving connection with the driving end of the ore dressing barrel (2 h); the material guiding plate (2 r) is fixedly arranged in the screening box (2 b) in a vertical state, the material guiding plate (2 r) is arranged at the left upper corner of the beneficiation barrel (2 h), and the lower end of the material guiding plate (2 r) is attached to the outer wall of the beneficiation barrel (2 h); the inclined plane (2 j) is arranged on one side of the material guiding plate (2 r), and a first avoidance notch is further arranged at one end, attached to the ore dressing barrel (2 h), of the second material guiding bin (2 e); the rotary driver (2 g) consists of a synchronous belt (2 g 1) and a servo motor (2 g 2); the servo motor (2 g 2) is fixedly arranged on the frame (1), and the synchronous belt (2 g 1) is used for connecting an output shaft of the servo motor (2 g 2) and a driving end of the ore dressing barrel (2 h) in a transmission manner; the mineral processing barrel (2 h) comprises a rotating shaft (2 h 1), a magnetic ring (2 h 2), an adsorption wheel (2 h 3) and an adsorption ring (2 h 4); the ore dressing barrel (2 h) is rotatably arranged in the middle of the screening box (2 b) through a rotating shaft (2 h 1); the magnetic ring (2 h 2) is coaxially sleeved and arranged outside the rotating shaft (2 h 1); the magnetic ring (2 h 2) is also coaxially sleeved with an adsorption wheel (2 h 3), and the adsorption wheel (2 h 3) is also radially extended with an adsorption ring (2 h 4); the adsorption rings (2 h 4) are equidistantly arranged along the axial direction of the ore dressing barrel (2 h); the blanking element (2 l) comprises a first mounting frame (2 l 1), a blanking plate (2 l 2) and a baffle plate (2 l 3); the blanking plate (2 l 2) is fixedly arranged on the left side of the beneficiation barrel (2 h) through a first mounting frame (2 l 1), the end part of the blanking plate (2 l 2) is attached to the outer wall of the beneficiation barrel (2 h), and the baffle plate (2 l 3) is vertically arranged under the blanking plate (2 l 2); one end of the blanking plate (2 l 2) attached to the outer wall of the beneficiation barrel (2 h) is also provided with a second avoidance notch in a penetrating way, and the second avoidance notch is arranged in one-to-one correspondence with the adsorption ring (2 h 4); the feed back device (3) comprises a first fixing frame (3 a), a spiral feeder (3 b), a first discharge pipe (3 c), a feed pipe (3 d), a second discharge pipe (3 e), a discharge port opening and closing element (3 f) and a first material transferring bin (3 g); the spiral feeding machine (3 b) is fixedly arranged at one side of the screening box (2 b) in a vertical state through the first fixing frame (3 a); the first discharging pipe (3 c) is in an inclined state and is arranged close to the top of the screening box (2 b), and a discharging hole of the first discharging pipe (3 c) is arranged opposite to the inside of the guide bin (2 a); the feeding pipe (3 d) is radially arranged at one side of the spiral feeding machine (3 b), the feeding pipe (3 d) is arranged near the bottom of the spiral feeding machine (3 b), and the feeding pipe (3 d) is communicated with the first guide bin (2 d) through the first feed bin (3 g); the second discharging pipe (3 e) is fixedly arranged at the other side of the spiral feeding machine (3 b) in an inclined state relative to the feeding pipe (3 d); the second discharging pipe (3 e) is positioned below the feeding pipe (3 d); the discharge hole opening and closing element (3 f) is fixedly arranged at one side of the bottom of the spiral feeding machine (3 b); the output end of the discharge hole opening and closing element (3 f) is arranged at the bottom of the spiral feeder (3 b) in a telescopic way; the discharging hole opening and closing element (3 f) comprises a second mounting frame (3 f 1), an electric push rod (3 f 2) and a sliding column (3 f 3); the sliding column (3 f 3) is slidably arranged at the bottom of the spiral feeding machine (3 b); the sliding column (3 f 3) is in clearance fit with the inner wall of the spiral feeding machine (3 b); 3h2 is fixedly arranged at one side of the bottom of the spiral feeder (3 b) in a vertical state through a second mounting frame (3 f 1); the output end of the electric push rod (3 f 2) is fixedly connected with the side wall of the sliding column (3 f 3) through a connecting frame (3 f 4); the belt type magnetic force screening device (4) comprises a second rotating bin (4 a), a second material control element (4 b), a second material control plate (4 b 1), an extension frame (4 b 2), a second locking knob (4 b 3), a first belt type conveyor (4 c), a first material receiving plate (4 d) and a magnetic force adsorption screening mechanism (4 e); the second transfer bin (4 a) is covered and arranged at the second guide bin (2 e); the second material control element (4 b) is vertically pluggable and arranged at the discharge hole of the second material transferring bin (4 a), and the second material control element (4 b) consists of a second material control plate (4 b 1), an extension frame (4 b 2) and a second locking knob (4 b 3); the second material control plate (4 b 1) can be vertically inserted and pulled out and is arranged at the discharge hole of the second material transferring bin (4 a); the extension frame (4 b 2) is fixedly arranged on the second rotating bin (4 a); the second locking knob (4 b 3) is screwed on the end part of the extension frame (4 b 2); the locking end of the second locking knob (4 b 3) passes through the extension frame (4 b 2) and is arranged towards the surface of the second material control plate (4 b 1); the first belt conveyor (4 c) is horizontally arranged on the frame (1), and the feeding end of the first belt conveyor (4 c) is positioned right below the second transfer bin (4 a); the first receiving plate (4 d) is fixedly arranged at the other end of the first belt conveyor (4 c) in an inclined state relative to the second transfer bin (4 a); the magnetic adsorption screening mechanism (4 e) is horizontally arranged right above the first belt conveyor (4 c); the magnetic force adsorption screening mechanism (4 e) comprises a second supporting frame (4 e 1), a second belt conveyor (4 e 2), a magnetic force synchronous belt (4 e 3), a tensioning wheel (4 e 4), an adjusting frame (4 e 5) and a locking bolt (4 e 6); the second belt conveyor (4 e 2) is horizontally arranged on the frame (1) through the second supporting frame (4 e 1), and the second belt conveyor (4 e 2) is positioned right above the first belt conveyor (4 c); the transmission belt of the second belt conveyor (4 e 2) is a magnetic synchronous belt (4 e 3); the magnetic synchronous belt (4 e 3) is sleeved and arranged at the output end of the second belt conveyor (4 e 2); the tensioning wheel (4 e 4) is adjustably arranged in the middle of the second belt conveyor (4 e 2) through adjusting frames (4 e 5) arranged at two ends; locking bolts (4 e 6) are further arranged on two sides of the adjusting frame (4 e 5); the second receiving plate (4 e 7) is fixedly arranged at the end part of the second belt conveyor (4 e 2) in an inclined state, and the second receiving plate (4 e 7) is arranged at one end far away from the first belt conveyor (4 c).
2. Concentrate concentrator according to claim 1, characterized in that the aggregate unit (5) comprises a first collecting vat (5 a) and a second collecting vat (5 b); the first collecting barrel (5 a) and the second collecting barrel (5 b) are respectively arranged under the first receiving plate (4 d) and the second receiving plate (4 e 7) in a vertical state.
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| CN103785528B (en) * | 2014-01-25 | 2016-05-11 | 山东华特磁电科技股份有限公司 | Put forward essence and fall slag magnetic separator |
| CN204724319U (en) * | 2015-06-03 | 2015-10-28 | 武汉科技大学 | Combined magnetic iron ore dry type throws tail machine |
| CN206286054U (en) * | 2016-12-02 | 2017-06-30 | 上海百图高新材料科技有限公司 | A kind of powder circulation deferrization device |
| CN206965916U (en) * | 2017-08-12 | 2018-02-06 | 郑州国食科技有限公司 | A kind of novel resistant starch preparation concentration equipment |
| CN108855613B (en) * | 2018-08-08 | 2024-05-14 | 云南缘矿科技开发有限公司 | Ore magnetic separator |
| CN209577017U (en) * | 2018-09-18 | 2019-11-05 | 徐州赛诺石英有限公司 | A kind of association type magnetic separator based on roller and conveyer belt |
| CN209302953U (en) * | 2018-11-26 | 2019-08-27 | 赣州森航塑胶有限公司 | A kind of plastic cement products production reclaimed materials sorting unit and its production system |
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