CN112742740A - Ore classification device - Google Patents
Ore classification device Download PDFInfo
- Publication number
- CN112742740A CN112742740A CN201911056186.1A CN201911056186A CN112742740A CN 112742740 A CN112742740 A CN 112742740A CN 201911056186 A CN201911056186 A CN 201911056186A CN 112742740 A CN112742740 A CN 112742740A
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- China
- Prior art keywords
- ore
- bin
- identification
- sorting
- ray
- Prior art date
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- 239000002994 raw material Substances 0.000 claims abstract description 44
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000011435 rock Substances 0.000 claims abstract description 13
- 238000012163 sequencing technique Methods 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 30
- 229910052742 iron Inorganic materials 0.000 claims description 15
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 6
- 239000011707 mineral Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000007885 magnetic separation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241001584775 Tunga penetrans Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 150000002506 iron compounds Chemical class 0.000 description 1
- 239000006148 magnetic separator Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/3416—Sorting according to other particular properties according to radiation transmissivity, e.g. for light, x-rays, particle radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
- B07C5/365—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Sorting Of Articles (AREA)
Abstract
The invention discloses an ore classification device, which comprises a raw material bin, a crushing bin and a sorting bin, wherein the raw material bin is used for containing ore raw materials crushed by a previous process; the vibrating feeder is arranged below the raw material bin and is used for vibrating and scattering ore raw materials falling from the raw material bin; the sorting machine is positioned below the vibrating feeder and is used for linearly arranging the ore raw materials falling from the vibrating feeder; the conveying belt is positioned below the sequencing machine and used for conveying the sequenced ore raw materials falling from the sequencing machine forwards; the buffer rod is positioned at the tail end of the conveying belt and can intercept part of ores when the ore amount is large; the sorting bin comprises an ore bin and a rock bin and is positioned below the tail end of the conveying belt; the ray identification system comprises an identification ray transmitter, a controller, an electromagnetic valve, an air compressor and a high-pressure air nozzle.
Description
Technical Field
The invention relates to a sorting device, in particular to an ore sorting device.
Background
Iron ore is an important raw material for iron and steel production enterprises, and is gradually tapped through procedures such as crushing, grinding, magnetic separation, flotation, gravity separation and the like, and is a mineral aggregate containing iron elements or iron compounds and capable of being economically utilized. Most of natural iron ores have more impurities, and can be further processed only by mineral separation and impurity removal.
However, in recent years, the price of iron ore is decreasing, and it is the only way for enterprises to live to reduce the processing cost for iron ore production enterprises. Currently, the following methods are mainly used for the beneficiation of iron ores: the ball mill is provided with a magnetic separation and mineral separation system of a magnetic separator or a high-gradient machine; magnetic-gravity separation combined ore dressing of a high-gradient centrifugal machine; and (4) gravity separation and mineral separation of the jigger. However, in any ore dressing mode, the ore raw material is crushed into particles below 4 cm, the crushing degree is high, and the crushing cost is high; this also results in the rock being broken into equally sized particles, which makes sorting more difficult and further increases costs. In addition, the sorting mode needs water in the sorting process, so that the water is difficult to use in water-deficient or water-free areas.
Therefore, how to provide an ore sorting machine, can reduce the fragmentation degree, reduce cost realizes anhydrous letter sorting, no matter there is the magnetism nature, can both reach the sorting effect, mixes into the device of gathering materials of letter sorting easily to other kind ores in, and too much ore sorting probably leads to some ore sorting errors, these are the technical problem that technical staff in the field had a urgent need to solve.
Disclosure of Invention
1. Problems to be solved
In view of the problems in the prior art, the present invention is directed to a method for solving the problems mentioned in the background story.
2. Technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
an ore sorting apparatus comprising: the raw material bin is used for containing ore raw materials crushed by the previous process; the vibrating feeder is arranged below the raw material bin and is used for vibrating and scattering ore raw materials falling from the raw material bin; the sorting machine is positioned below the vibrating feeder and is used for linearly arranging the ore raw materials falling from the vibrating feeder; the conveying belt is positioned below the sequencing machine and used for conveying the sequenced ore raw materials falling from the sequencing machine forwards; the buffer rod is positioned at the tail end of the conveying belt and can intercept part of ores when the ore amount is large; the sorting bin comprises an ore bin and a rock bin and is positioned below the tail end of the conveying belt; the ray identification system comprises an identification ray transmitter, a controller, an electromagnetic valve, an air compressor and a high-pressure air nozzle; the ray transmitter is connected with the controller, the air compressor is connected with the high-pressure air nozzle through the electromagnetic valve, and the controller is connected with the electromagnetic valve; the identification ray transmitter is positioned above the tail end of the conveying belt and used for emitting identification rays to the ore raw material at the tail end of the conveying belt and transmitting identification information to the controller; the controller is used for receiving the identification information, calculating to obtain an identification result, sending indication information according to the identification result, if the identification result is iron ore, the controller controls to start the electromagnetic valve, the high-pressure air nozzle sprays high-pressure air to push the iron ore in the ore raw materials into the ore bin, and if the identification result is rock, the iron ore is directly thrown into the rock bin along with the inertia of the conveying belt.
Preferably, the sorting machine comprises a plurality of sorting channels, the ray identification system comprises a plurality of identification ray transmitters, and the sorting channels and the identification ray transmitters are in one-to-one correspondence.
Preferably, the identification ray emitter may use gamma rays, X rays or visible rays.
The invention has the beneficial effects that:
by adopting the ore classification device provided by the invention, the weak magnetic ore can be sorted by utilizing ray identification, so that the ore crushed to 4-30 cm can be sorted without being crushed to a large extent. The whole sorting process does not need water, and anhydrous production can be carried out, so that the sorting machine can still be conveniently used in water-deficient or anhydrous areas.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
In the figure:
1, a raw material bin; 2, vibrating a feeder; 3, a sequencing machine; 4 a conveying belt; 51, a mineral bin; 52 rock bins; 61 identifying the radiation emitter; 62 a controller; 63 an electromagnetic valve; 64 air compressor; 65 high-pressure blast nozzle; 66 secondary material collecting frame; 67 buffer rods.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific examples.
Referring to fig. 1, the ore sorting apparatus provided by the present invention includes a raw material bin 1, a vibrating feeder 2, a sorting machine 3, a conveying belt 4, a sorting bin, and a ray recognition system. Wherein, raw materials storehouse 1 is used for holding by the broken ore material of last process. Vibrating feeder 2 sets up in former feed bin 1 below for the ore raw materials vibration that will fall from former feed bin 1 scatters, and sequencer 3 is located vibrating feeder 2 below for the ore raw materials that will fall from vibrating feeder 2 is arranged in a word. Conveyer 4 is located sequencer 3 below for carry forward the good ore raw materials of sequencing that will fall from sequencer 3, buffer bar 67 is located conveyer 4's end, and the buffer bar top is horizontal funnel type, and the ore that can pass through can intercept partial ore when the ore volume is more, prevents that the ore volume from too much leading to the ore to pile up and fall, the unable normal discernment of ray identification system. The sorting bins, including ore bins 51 and rock bins 52, are located below the end of the conveyor belt 4. The ray identification system comprises an identification ray transmitter 61, a controller 62, an electromagnetic valve 63, an air compressor 64 and a high-pressure air nozzle 65; wherein, the identification ray transmitter 61 is connected with the controller 62, the air compressor 64 is connected with the high-pressure air nozzle 65 through the electromagnetic valve 63, and the controller 62 is connected with the electromagnetic valve 63.
The working process of the ore classification device provided by the invention is as follows:
the ore raw materials in the raw material bin 1 fall to the vibrating feeder 2 positioned below, the ore raw materials are vibrated and dispersed by the vibrating feeder 2, the blocky ore raw materials are uniformly fed into the sequencer 3, the sequencer 3 linearly arranges the ore raw materials, the sequenced ore raw materials are conveyed to a detection part through the transmission belt 4, when other types of ore raw materials flow into the sequencer, the ore raw materials can be shunted and fall into the secondary collecting frame 6, namely the position below the identification ray transmitter 61, the identification ray transmitter 61 transmits rays to the ore raw materials for detection and identification, after the identification is finished, the identification information is transmitted into the controller 62, a result is obtained through calculation, the controller 62 outputs indication information according to the identification result, if the identification result is iron ore, the controller 62 controls to start the electromagnetic valve 63, the high-pressure air nozzle 65 sprays high-pressure air to push the iron ore in the ore raw materials into the ore bin 51, specifically, the control of the wind pressure and the wind volume is finished by closing and opening actions; if the identification result is other blocks such as rocks, no wind force acts, and the rocks are thrown into the rock bin 52 along with the inertia of the conveyor belt 4.
In one embodiment of the invention, the sorting comprises a plurality of sorting channels and, correspondingly, the ray recognition system comprises a plurality of recognition ray transmitters 61, the sorting channels and the recognition ray transmitters 61 being in one-to-one correspondence. The number of sorting channels is not limited and may be 2, 3, 5 or 8, depending on how much ore is to be processed.
In the present invention, the identification ray transmitter 61 may use gamma rays, X rays, or visible rays as the identification rays.
The ore classification device provided by the invention completely subverts the traditional ore dressing method, is an ore dressing mode with completely different concepts, can reduce the degree of crushing, reduce the cost, realize anhydrous sorting, avoid the influence of mixing other ores in the ore sorting process, and simultaneously avoid the accumulation or mixing caused by too large amount in the sorting process. The mechanical ore dressing is realized, the efficient continuous operation is realized, and the energy conservation and the environmental protection are realized.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience of description of the present invention and simplification of description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the present invention should not be construed as being limited thereto, and it should be noted that the terms "mounted" and "connected" should be interpreted broadly, for example, as being able to be fixedly connected, detachably connected, or integrally formed, mechanically connected or indirectly connected through an intermediate, and the specific meaning of the terms in the invention can be understood through specific situations.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (3)
1. An ore sorting device, comprising:
the raw material bin (1), the said raw material bin (1) is used for holding the raw ore material that is broken by the previous process; the vibrating feeder (2) is arranged below the raw material bin (1) and is used for vibrating and scattering ore raw materials falling from the raw material bin (1); the sorting machine (3) is positioned below the vibrating feeder (2) and is used for arranging ore raw materials falling from the vibrating feeder (2) in a straight line; the conveying belt (4) is positioned below the sequencing machine (3) and used for conveying the sequenced ore raw materials falling from the sequencing machine (3) forwards; a sorting bin comprising a mineral bin (51) and a rock bin (52) located below the end of the conveyor belt (4); the buffer rod (67) is positioned at the tail end of the conveyor belt (66) and can intercept part of ore when the ore amount is large; the ray identification system comprises an identification ray transmitter (61), a controller (62), an electromagnetic valve (63), an air compressor (64) and a high-pressure air nozzle (65); the identification ray transmitter (61) is connected with the controller (62), the air compressor (64) is connected with the high-pressure air nozzle (65) through the electromagnetic valve (63), and the controller (62) is connected with the electromagnetic valve (63); the identification ray transmitter (61) is positioned above the end of the conveying belt (4) and is used for sending identification rays to the ore raw material at the end of the conveying belt (4) and transmitting identification information to the controller (62); the controller (62) is used for receiving the identification information, calculating to obtain an identification result, and sending out indication information according to the identification result; if the recognition result is iron ore, the controller (62) controls to start the electromagnetic valve (63), the high-pressure air nozzle sprays high-pressure air to push the iron ore in the ore raw materials into the ore bin (51), and if the recognition result is rock, the iron ore is directly thrown into the rock bin (52) along with the inertia of the conveying belt (4).
2. The ore sorting device according to claim 1, characterized in that the sorting machine (3) comprises a plurality of sorting channels, the ray identification system comprises a plurality of identification ray transmitters (61), the sorting channels and the identification ray transmitters (61) are in one-to-one correspondence, and if other ores flow into the conveying belt (4), the sorting machine (3) can automatically shunt the ores to the secondary collecting box (6).
3. The ore sorting device according to claim 1, characterized in that the identification ray emitter (61) uses gamma rays, X rays or visible rays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911056186.1A CN112742740A (en) | 2019-10-31 | 2019-10-31 | Ore classification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911056186.1A CN112742740A (en) | 2019-10-31 | 2019-10-31 | Ore classification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112742740A true CN112742740A (en) | 2021-05-04 |
Family
ID=75644851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911056186.1A Withdrawn CN112742740A (en) | 2019-10-31 | 2019-10-31 | Ore classification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112742740A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113083730A (en) * | 2021-05-17 | 2021-07-09 | 江西理工大学 | Intelligent sorting device for tungsten ore transportation |
| CN113798211A (en) * | 2021-10-20 | 2021-12-17 | 湖南斯福迈智能科技有限责任公司 | Intelligent ore sorting device based on magnetic resonance |
| CN113953214A (en) * | 2021-10-20 | 2022-01-21 | 湖南斯福迈智能科技有限责任公司 | Mineral pre-enrichment method based on magnetic resonance |
-
2019
- 2019-10-31 CN CN201911056186.1A patent/CN112742740A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113083730A (en) * | 2021-05-17 | 2021-07-09 | 江西理工大学 | Intelligent sorting device for tungsten ore transportation |
| CN113798211A (en) * | 2021-10-20 | 2021-12-17 | 湖南斯福迈智能科技有限责任公司 | Intelligent ore sorting device based on magnetic resonance |
| CN113953214A (en) * | 2021-10-20 | 2022-01-21 | 湖南斯福迈智能科技有限责任公司 | Mineral pre-enrichment method based on magnetic resonance |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210504 |