CN113560210A - Tilting disk type coal gangue sorting equipment - Google Patents
Tilting disk type coal gangue sorting equipment Download PDFInfo
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- CN113560210A CN113560210A CN202110835461.0A CN202110835461A CN113560210A CN 113560210 A CN113560210 A CN 113560210A CN 202110835461 A CN202110835461 A CN 202110835461A CN 113560210 A CN113560210 A CN 113560210A
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- gangue
- conveyor belt
- sorting device
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- 239000003245 coal Substances 0.000 title claims abstract description 69
- 238000005096 rolling process Methods 0.000 claims abstract description 18
- 239000002245 particle Substances 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 9
- 239000010883 coal ash Substances 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 239000010878 waste rock Substances 0.000 abstract description 12
- 238000004140 cleaning Methods 0.000 abstract 1
- 230000032258 transport Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 101100408455 Arabidopsis thaliana PLC7 gene Proteins 0.000 description 5
- 230000008569 process Effects 0.000 description 5
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- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 238000013527 convolutional neural network Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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- 238000012216 screening Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- 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
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- 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
- B07C5/362—Separating or distributor mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a turning-plate type coal gangue sorting device, belonging to the field of coal gangue sorting; a turnover-disc coal gangue sorting device comprises a feeding groove, a dust removal device, a vibrating screen, a discharging groove, a rolling brush, a sorting baffle, an identification device, a sorting device, a PLC (programmable logic controller), a clean coal hopper, a gangue hopper, a conveyor belt and a shell, wherein the rolling brush is arranged at the upper left part of the conveyor belt and used for flattening accumulated raw coal blocks and cleaning coal ash attached to the surface of the raw coal; the identification device is arranged right above the conveyor belt and used for acquiring pictures of raw coal and acquiring identification tags and position information of the raw coal; the right downside of conveyer belt has set up four sorting device to the slope that realizes sorting device through the motion of PLC control cylinder, and then transports waste rock and clean coal respectively to waste rock hopper and clean coal hopper. The invention integrates the pneumatic control system, the mechanical structure and the software control, has high reliability and simple operation, is not limited by the particle sizes of coal and gangue, and can realize the sorting of large gangue blocks.
Description
Technical Field
The utility model belongs to the gangue sorting field, concretely relates to tilting tray formula gangue sorting facilities.
Background
In the coal mining process, gangue is inevitably mixed in raw coal. The calorific value of the waste rock is low, if the waste rock in the raw coal is not sorted out, the combustion efficiency of the coal can be reduced, a large amount of smoke and dust and toxic gas can be discharged in the combustion process, the human health is harmed, and the natural environment is polluted.
At present, two methods of manual sorting and mechanical sorting are mainly available in China. Although the manual separation is not limited by the particle size of the sorted coal gangue, the separation efficiency is low, the labor intensity of workers is high, and the danger coefficient is high. The machine sorting method mainly comprises two steps of identification and sorting, the identification method based on X rays and gamma rays is high in cost and dangerous to radiate, and the identification is limited by the granularity of coal and gangue; the blowing-jetting separation technology based on high-pressure gas jet flow can separate raw coal only by crushing the raw coal to a proper particle size, is easy to generate blow leakage, and has large carry-over. Although the gangue sorting device based on carrying multi-manipulator cooperative system control has no limitation on the grain diameter of the gangue, the mechanical structure and the control system are complex.
Therefore, the current sorting device mostly needs to sort the raw coal after being crushed, so that the energy consumption is high, and the gangue with high hardness and large particle size easily causes the blockage of a crusher and influences the production efficiency of the coal. Therefore, the research on the coal gangue separation equipment which has high intelligent degree and does not need crushing pretreatment has important significance. At present, the tilting tray type sorting machine is widely applied to express sorting in the logistics industry due to compact structure and high sorting efficiency, but is not applied to coal and gangue sorting in the coal industry, and intelligent sorting of large-particle-size gangue can be realized through the tilting tray type overturning plates formed by the rollers which are arranged in sequence.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a tilting tray type gangue sorting device, which applies a tilting tray type sorting machine to the gangue sorting of the coal industry and can realize the intelligent sorting of large-particle-size gangue through a tilting tray type turnover plate formed by sequentially arranged rollers.
The purpose of the disclosure can be realized by the following technical scheme:
a turnover-tray type gangue sorting device comprises a feeding chute, a discharging chute, a conveyor belt and a shell, wherein an identification device, an upper computer and a PLC are arranged at the upper right of the conveyor belt;
furthermore, the sorting device comprises a fixed plate, four rollers are rotatably connected to the fixed plate, and the rotating directions of the rollers and the conveying belt are the same; a connecting seat is fixed at the lower end of the fixing plate, a supporting plate is hinged at the lower end of the connecting seat, a base is arranged below the fixing plate, and the supporting plate is fixed at the upper end of the base; the lower end of the fixed plate is provided with a T-shaped sliding chute, a sliding block is connected in the T-shaped sliding chute in a sliding manner, the upper end section of the base is fixedly provided with an air cylinder, and the top end of a driving shaft of the air cylinder is hinged with the sliding block;
further, the PLC controls the action of the air cylinder.
Furthermore, in the four sorting devices, the distance between the two middle sorting devices is smaller, and the distance between the two end sorting devices and the adjacent sorting device is larger and larger than the maximum particle size of the sorted gangue.
Furthermore, the tail end of the feeding groove is provided with a vibrating screen, a dust removal device is arranged above the vibrating screen, and a coal ash hopper is arranged below the vibrating screen.
Furthermore, the discharge chute is arranged at the left upper end of the conveyor belt and is connected with the tail end of the vibrating screen, the left upper part of the conveyor belt is provided with a rolling brush, two ends of the rolling brush are connected with the upper inner wall of the shell,
further, the round brush includes center pin, gyro wheel and brush hair, and center pin and gyro wheel rotate and link to each other, and the round brush both sides are passed through connecting rod and casing fixed connection, and the length of round brush is unanimous with the drive belt width, and the distance between round brush lower extreme and the conveyer belt is decided according to the raw coal particle diameter of sorting.
Further, the bristles are nylon bristles.
Furthermore, a queuing baffle is fixedly connected to the upper inner wall of the shell in the transverse horizontal direction and is arranged above the conveyor belt.
Furthermore, the queuing baffle is of a rubber triangular structure.
The beneficial effect of this disclosure:
1. through set up the round brush on conveyer belt upper portion, not only can spread out the coal cinder that piles up flatly, the coal ash that takes on the brush hair can sweeping part waste rock piece moreover for the characteristic of waste rock is more accurate, more comprehensive is discerned by recognition device, thereby improves the sorting precision.
2. Through the baffle of lining up that sets up on the casing, let originally in disorder unordered raw coal stream pass through the baffle of lining up after, become the raw coal stream of ordered arrangement and certain clearance, more do benefit to the discernment and the letter sorting of follow-up device.
3. Through setting up simple structure, the tilting tray formula sorting device of easy control, can sort big particle diameter waste rock, avoid this process of raw coal breakage in the coal production, not only practice thrift the cost, improved coal production efficiency moreover.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic overall structure diagram of an embodiment of the present disclosure;
FIG. 2 is a schematic top view of a transfer section according to an embodiment of the disclosure;
FIG. 3 is a schematic side view of a roller brush according to an embodiment of the present disclosure;
fig. 4 is a schematic front view of a sorting apparatus according to an embodiment of the disclosure;
fig. 5 is a flowchart of the operation of an embodiment of the present disclosure.
In the figure: 1-a feed chute; 2-a dust removal device; 3-vibrating the screen; 4-a discharge chute; 5, rolling and brushing; 51-a central axis; 52-a roller; 53-bristles; 6-queuing baffle; 7-identification means; 8-a sorting device; 81-fixing plate; 82-a connecting seat; 83-a support plate; 84-a base; 85-air cylinder; 86-a roller; 9-an upper computer; 10-PLC; 11-a clean coal hopper; 12-a gangue hopper; 13-a conveyor belt; 14-a housing; 15-coal ash hopper.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
As shown in fig. 1-4, the turnover-tray type coal gangue sorting equipment comprises a feeding chute 1, a dust removal device 2, a vibrating screen 3, a discharging chute 4, a rolling brush 5, a sequencing baffle 6, a recognition device 7, a sorting device 8, an upper computer 9, a PLC10, a clean coal hopper 11, a gangue hopper 12, a conveyor belt 13, a shell 14, a coal ash hopper 15 and a roller 16;
the feed chute 1 is arranged at the starting end of the whole device, the vibrating screen 3 is connected with the tail end of the feed chute 1, the dust removal device 2 is arranged above the vibrating screen 3, and the lower end is provided with a coal ash hopper 15, the discharge chute 4 is arranged at the left upper end of the conveyor belt 13, is connected with the tail end of the vibrating screen 3, the rolling brush 5 is arranged at the left upper part of the conveyor belt 13, two ends of the rolling brush 5 are connected with the upper inner wall of the shell 14, the lining baffle 6 is fixedly connected with the upper inner wall of the shell 14 in the transverse horizontal direction, the lining baffle 6 is arranged above the conveyor belt 13, the upper inner wall of the shell 14 is provided with the recognition device 7, the recognition device 7 is arranged at the right upper part of the conveyor belt 13, the right lower end of the conveyor belt 13 is provided with four sorting devices 8, a gangue hopper 12 is respectively arranged below each sorting device 8, the clean coal hopper 11 is arranged at the lower right side of the sorting device 8 and at the blanking position of the coal block motion trail.
The rolling brush 5 comprises a central shaft 51, a roller 52 and bristles 53, the bristles 53 are made of nylon bristles with good restorability and wear resistance, the central shaft 51 inside and the roller 52 outside are rotationally connected, two sides of the rolling brush 5 are fixedly connected with the shell 14 through connecting rods 54, the length of the rolling brush 5 is consistent with the width of the transmission belt 13, and the distance between the lower end of the rolling brush 5 and the transmission belt 13 is determined according to the particle size of the sorted raw coal.
The roller brush 5 is rotated continuously about the central shaft 51 in the same direction as the conveyor belt 13, so that the lower end of the roller brush 5 runs in the opposite direction to the conveyor belt 13.
The queuing baffle 6 is of a rubber triangular structure, and the distance between the lower end of the queuing baffle and the upper plane of the conveyor belt is 1.5 cm.
The sorting device 8 comprises a fixed plate 81, four rollers 86 are rotatably connected to the fixed plate 81, and the rollers 86 rotate in the same direction as the conveyor belt 13; a connecting seat 82 is fixed at the lower end of the fixing plate 81, a supporting plate 83 is hinged at the lower end of the connecting seat 82, a base 84 is arranged below the fixing plate 81, and the supporting plate 83 is fixed at the upper end of the base 84; t type spout 811 has been seted up to the lower extreme of fixed plate 81, and sliding connection has slider 87 in T type spout 811, and the upper end section of base 84 is fixed with cylinder 85, and cylinder 85's drive shaft top is articulated with slider 87 to the realization, when cylinder 85's drive shaft is flexible, can be so that the slope to fixed plate 81, and then can realize empting the material of cylinder 86 upper end to in the waste rock hopper 12.
When coal blocks are on the sorting device 8, the fixing plate 81 in the sorting device 8 is kept horizontal, and the sorting device keeps horizontal conveying; when the gangue exists on the sorting device 8, the PLC10 controls the cylinder 85 to act, the sorting device 8 inclines, and the gangue is removed into the gangue hopper 12; in the embodiment, the sorting device 8 at the end part and the adjacent sorting device 8 are inclined in the same direction and inclined towards the outer side; when the inclination angles of the sorting devices 8 are all 60 degrees, the discharging effect is optimal.
Among four sorting device 8, the distance between two middle sorting device 8 is less, and the distance between the sorting device 8 at both ends and its adjacent sorting device is great, and is greater than the maximum particle diameter of letter sorting waste rock, through above-mentioned structure for under the prerequisite of guaranteeing the waste rock can the uninstallation, sorting device 8's cover width can be as close as possible to the width of conveyer belt 13, guarantees the letter sorting rate of coal gangue, and make the waste rock hopper 12 of below can be even accept the waste rock that falls.
As shown in figure 5, when in use, raw coal with gangue enters the vibrating screen 3 through the feeding chute 1, the pulverized coal and crushed coal blocks with ultra-small particle size are screened out to the coal ash hopper 15, meanwhile, the dust removing device 2 removes dust generated in the process of vibration screening, the screened raw coal enters a conveyor belt 13 through a discharge chute 4, a rotary brush 5 is arranged at the upper end of the conveyor belt, the moving direction of the bottom of the coal gangue conveyor is reverse to that of the raw coal in conveying, so that the coal slime wrapped on the periphery of the gangue blocks is easier to clean, and spreading flat piled raw coal blocks, dispersing the spread raw coal flow by the queuing baffle 6, acquiring the current raw coal picture by the identification device 7, transmitting the raw coal picture to the upper computer 9 for identification by the trained convolutional neural network model to obtain an identification result and position information, transmitting an output signal of the upper computer 9 to the PLC10, and after a certain time delay, selecting whether to output a control signal to start the cylinder by the PLC 10. If the identification result is gangue, the PLC10 controls the driving rod of the air cylinder 85 to stretch and retract, so that the sorting device 8 inclines, the gangue can fall into the gangue hopper 12 at the lower end quickly, then the air cylinder 85 is restored quickly, and the sorting device returns to the horizontal position to wait for the next signal. If the identification result is clean coal, the PLC10 does not output a control signal, the sorting device keeps horizontal, and the rotating roller 86 conveys coal blocks to the clean coal hopper 11, so that the coal and gangue can be quickly sorted without limiting the particle size range.
In conclusion, the invention provides a turnover type coal gangue sorting device. The device integrates machinery, automation and software programming, replaces the process of manually sorting large gangue, avoids the process of crushing raw coal before mechanical sorting, realizes gangue sorting without limiting the particle size range, and has the advantages of simple structure, high sorting speed and high intelligent degree.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (7)
1. A turnover-tray type coal gangue sorting device comprises a feeding chute (1), a discharging chute (4), a conveyor belt (13) and a shell (14), wherein an identification device (7), an upper computer (9) and a PLC (programmable logic controller) (10) are arranged on the upper right side of the conveyor belt (13), and the turnover-tray type coal gangue sorting device is characterized in that four sorting devices (8) are arranged on the lower right side of the conveyor belt (13), a gangue hopper (12) is arranged below each sorting device (8), and a clean coal hopper (11) is arranged on the lower right side of each sorting device (8);
the sorting device (8) comprises a fixed plate (81), four rollers (86) are rotatably connected to the fixed plate (81), and the rotating directions of the rollers (86) and the conveyor belt (13) are the same; a connecting seat (82) is fixed at the lower end of the fixing plate (81), a supporting plate (83) is hinged at the lower end of the connecting seat (82), a base (84) is arranged below the fixing plate (81), and the supporting plate (83) is fixed at the upper end of the base (84); the lower end of the fixed plate (81) is provided with a T-shaped sliding groove (811), a sliding block (87) is connected in the T-shaped sliding groove (811) in a sliding manner, the upper end section of the base (84) is fixed with an air cylinder (85), and the top end of a driving shaft of the air cylinder (85) is hinged with the sliding block (87);
the PLC (10) controls the action of the air cylinder (85).
2. The tipping bucket coal gangue separation equipment as claimed in claim 1, wherein the distance between the two middle sorting devices (8) in the four sorting devices (8) is smaller, and the distance between the two end sorting devices (8) and the adjacent sorting devices (8) is larger and is larger than the maximum grain size of the sorted gangue.
3. The turning plate type coal gangue separation equipment as claimed in claim 1, wherein a vibrating screen (3) is arranged at the tail end of the feeding tank (1), a dust removal device (2) is arranged above the vibrating screen (3), and a coal ash hopper (15) is arranged below the vibrating screen (3).
4. The turning-tray type coal gangue sorting equipment as claimed in claim 3, wherein the discharging chute (4) is arranged at the upper left end of the conveyor belt (13) and is connected with the tail end of the vibrating screen (3), the upper left part of the conveyor belt (13) is provided with a rolling brush (5), two ends of the rolling brush (5) are connected with the upper inner wall of the shell (14),
the rolling brush (5) comprises a central shaft (51), an idler wheel (52) and brush hair (53), the central shaft (51) is rotatably connected with the idler wheel (52), two sides of the rolling brush (5) are fixedly connected with the shell (14) through connecting rods (54), the length of the rolling brush (5) is consistent with the width of the transmission belt (13), and the distance between the lower end of the rolling brush (5) and the transmission belt (13) is determined according to the particle size of the sorted raw coal.
5. The tipping-tray coal gangue sorting equipment as claimed in claim 4, wherein the bristles (53) are nylon bristles.
6. The turning-over type coal gangue sorting equipment as claimed in claim 4, wherein a queuing baffle (6) is fixedly connected to the upper inner wall of the shell (14) in the transverse horizontal direction, and the queuing baffle (6) is arranged above the conveyor belt (13).
7. The turnover-tray coal gangue sorting equipment as claimed in claim 6, wherein the queuing baffle (6) is of a triangular structure made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110835461.0A CN113560210A (en) | 2021-07-23 | 2021-07-23 | Tilting disk type coal gangue sorting equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110835461.0A CN113560210A (en) | 2021-07-23 | 2021-07-23 | Tilting disk type coal gangue sorting equipment |
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| CN113560210A true CN113560210A (en) | 2021-10-29 |
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| CN202110835461.0A Pending CN113560210A (en) | 2021-07-23 | 2021-07-23 | Tilting disk type coal gangue sorting equipment |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535096A (en) * | 2022-02-28 | 2022-05-27 | 安徽理工大学 | Coal gangue separation system and separation method thereof |
| CN114588961A (en) * | 2022-03-16 | 2022-06-07 | 安徽理工大学 | Multistage gangue screening plant of high efficiency |
| CN114653619A (en) * | 2022-03-23 | 2022-06-24 | 阿巴嘎旗金地矿业有限责任公司 | Intelligent molybdenum ore dressing device |
| CN114850040A (en) * | 2022-04-22 | 2022-08-05 | 安徽理工大学 | Gangue photoelectric multistage sorting facilities |
| CN115055373A (en) * | 2022-07-23 | 2022-09-16 | 唐山神州机械集团有限公司 | Lump coal post-treatment system applied to wind power dry coal separator and application method of lump coal post-treatment system |
| CN115284262A (en) * | 2022-09-26 | 2022-11-04 | 中科九创智能科技(北京)有限公司 | Vibrating screen sundry sorting robot system |
| CN117696471A (en) * | 2024-02-04 | 2024-03-15 | 安徽农业大学 | Gangue content identification system and method based on multi-mode imaging analysis |
| CN117798052A (en) * | 2024-03-01 | 2024-04-02 | 山西林海腐植酸科技有限公司 | Humic acid raw materials screening processing apparatus |
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| CN202490789U (en) * | 2012-02-16 | 2012-10-17 | 安徽理工大学 | Coal and gangue separating device based on gray-scale identification |
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