CN218189830U - Device for extracting iron concentrate powder from waste slag - Google Patents
Device for extracting iron concentrate powder from waste slag Download PDFInfo
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- CN218189830U CN218189830U CN202222306844.1U CN202222306844U CN218189830U CN 218189830 U CN218189830 U CN 218189830U CN 202222306844 U CN202222306844 U CN 202222306844U CN 218189830 U CN218189830 U CN 218189830U
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
The utility model discloses a device for extracting iron concentrate powder from waste slag, which relates to the technical field of iron concentrate powder extraction equipment and comprises a grinding tank, wherein the bottom end of the grinding tank is fixedly connected with a magnetic separator, and the top end of one side of the magnetic separator is provided with a grinding mechanism which penetrates into the grinding tank; the top of linkage bull stick is connected with crushing mechanism for carry out the breakage to great waste slag. The utility model discloses a set up and grind the mechanism, this mechanism can realize the convenient grinding to the waste slag, it rotates to drive first bevel gear through starter motor, first bevel gear drives second bevel gear simultaneously and rotates, second bevel gear drives the linkage bull stick and rotates this moment, the linkage bull stick drives the abrasive disc respectively simultaneously, broken mechanism rotates, to the broken back of waste slag, through mutually supporting of abrasive disc and grinding mouth, can grind broken waste slag, thereby make waste slag and its inside fine iron powder alternate segregation as far as possible.
Description
Technical Field
The utility model relates to an iron ore powder draws equipment technical field, specifically is a device of iron ore powder in drawing useless slay.
Background
The magnetic separator is used for screening equipment for removing iron powder and the like in recycled powdery particles, ore pulp flows into a groove body through an ore feeding box, under the action of water flow of an ore feeding spray pipe, ore particles enter an ore feeding area of the groove body in a loose state, under the action of a magnetic field, magnetic aggregation is generated on the magnetic ore particles to form magnetic clusters or magnetic chains, the magnetic clusters or the magnetic chains move to magnetic poles under the action of magnetic force in the ore pulp, and are adsorbed on a cylinder, due to the fact that the polarities of the magnetic poles are alternately arranged along the rotating direction of the cylinder and are fixed during working, when the magnetic clusters or the magnetic chains rotate along with the cylinder, magnetic stirring is generated due to the fact that the magnetic poles are alternately arranged, nonmagnetic minerals such as gangue and the like which are mixed in the magnetic clusters or the magnetic chains fall off during turning, the magnetic clusters or the magnetic chains are finally adsorbed on the surface of the cylinder, namely, the magnetic clusters or the magnetic chains are concentrate, the magnetic separator is widely used for resource recovery, is suitable for other industrial fields such as the ore, the pyrites and the like, the magnetite and the like, the most widely used for the wet type of mineral materials, and the iron ore roasting process for removing the high-grade mineral materials.
When having now to extract the fine iron powder in the waste slag, carry out classification extraction to waste slag and fine iron powder through the magnet separator usually, but the general variation in size of current waste slag, need carry out broken grinding to waste slag, just can carry out the high efficiency to fine iron powder and draw, this mode divides into solitary device usually, lead to carrying out broken grinding to waste slag through broken grinder earlier, just can carry the waste slag after the broken grinding to the inside of magnet separator through conveying equipment and filter, thereby lead to the not high efficiency of extracting to fine iron powder, be not convenient for use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a draw device of iron powder in useless slay to solve the problem of proposing in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a device for extracting iron concentrate powder from waste slag comprises a grinding tank, wherein the bottom end of the grinding tank is fixedly connected with a magnetic separator, and a grinding mechanism penetrating into the grinding tank is installed at the top end of one side of the magnetic separator;
the grinding mechanism comprises a motor, a grinding disc, a linkage rotating rod, a first bevel gear and a second bevel gear, the motor is installed at the top end of one side of the magnetic separator, the first bevel gear is fixed at the output end of the motor and is located inside the grinding tank, the first bevel gear is fixedly connected with the output end of the motor through a rotating shaft device, the second bevel gear is arranged on the upper surface of one side, away from the motor, of the first bevel gear, the linkage rotating rod is fixed at the top end of the second bevel gear and penetrates through the bottom end of the second bevel gear, the linkage rotating rod is fixedly connected with the second bevel gear through welding, the grinding disc is fixed at the bottom end of the linkage rotating rod, and the grinding disc is fixedly connected with the linkage rotating rod through welding;
the top of linkage bull stick is connected with crushing mechanism for carry out the breakage to great waste slag.
As a further aspect of the present invention: the crushing mechanism comprises a lifting push plate, a crushing conical disc, an extrusion sliding block, a movable pressing block, a connecting rotary drum, a spring, a lifting pull rod, a fixing frame and a limiting baffle plate, wherein the fixing frame is arranged on the upper surface of the second bevel gear, is mutually sleeved with the linkage rotary rod and is fixedly connected with the grinding tank, the fixing frame is fixedly connected with the grinding tank through welding, the connecting rotary drum is arranged on the upper surface of the fixing frame and is fixedly connected with the linkage rotary rod, the connecting rotary drum is fixedly connected with the linkage rotary rod through welding, the movable pressing blocks are arranged in a plurality and are circumferentially distributed on the inner wall of the connecting rotary drum, the movable pressing block is fixedly connected with the connecting rotary drum through welding, the crushing conical disc is arranged on the upper surface of the connecting rotary drum, and the lifting push plate is fixed at the bottom end of the crushing conical disc, and cup joint each other with being connected the rotary drum, the lift push pedal passes through welded fastening with broken conical disk and is connected, the extrusion slider is provided with a plurality ofly, and is a plurality of extrusion slider circumference distributes at the outer wall of lift push pedal, and is located one side upper surface of removal briquetting, the extrusion slider passes through welded fastening with the lift push pedal and is connected, the lift pull rod is provided with a plurality ofly, and is a plurality of the lift pull rod circumference distributes in the bottom of broken conical disk, and cup joints each other with the mount, the lift pull rod passes through welded fastening with broken conical disk and is connected, limit baffle fixes the bottom at the lift pull rod, and is located the below of mount, limit baffle passes through welded fastening with the lift pull rod and is connected, the spring sets up the upper surface at limit baffle, and cup joints each other with the lift pull rod.
As a further aspect of the present invention: the top of grinding tank is provided with the feed inlet, the inside of magnet separator is provided with carries out the magnetic separation device that filters to the iron concentrate powder, the motor passes through fixing base and magnet separator fixed connection.
As a further aspect of the present invention: one side of magnet separator is provided with the discharge gate No. one, one side that a discharge gate was kept away from to the magnet separator is provided with the discharge gate No. two, the output of grinding pot and motor passes through the bearing and rotates and be connected.
As a further aspect of the present invention: the first bevel gear is meshed with the second bevel gear through a tooth block, a grinding port penetrating into the magnetic separator is formed in the bottom end of the grinding tank, and the outer diameter of the grinding disc is slightly smaller than the inner diameter of the grinding port.
As a further aspect of the present invention: the upper surface of one side of the movable pressing block is in a slope shape, and the outer wall of the extrusion sliding block is matched with the outer wall of the position where the movable pressing block is connected.
As the utility model discloses further scheme again: the grinding tank is provided with a lifting groove matched with the movement track of the grinding tank at the joint of the grinding tank and the crushing cone disc, and the outer diameter of the crushing cone disc is slightly smaller than the inner diameter of the grinding tank.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the arrangement of the grinding mechanism, the mechanism can realize convenient grinding of waste slag, the first bevel gear is driven to rotate by the starting motor, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the linkage rotating rod to rotate at the moment, the linkage rotating rod drives the grinding disc and the crushing mechanism to rotate respectively, and after the waste slag is crushed, the crushed waste slag can be ground through the mutual matching of the grinding disc and the grinding port, so that the waste slag and iron concentrate powder in the waste slag can be separated from each other as much as possible;
2. through setting up broken mechanism, this mechanism can realize the impact breakage to waste slag, it rotates to drive through the linkage bull stick and connect the rotary drum, it is rotatory to connect the rotary drum to drive a plurality of removal briquettings this moment, a plurality of removal briquetting extrusion sliders rise simultaneously, the extrusion slider drives the lift push pedal and rises this moment, the push pedal that goes up and down promotes broken conical disk simultaneously, and make broken conical disk strike breakage to waste slag, broken conical disk drives limit baffle through a plurality of lift pull rods this moment and rises, and make limit baffle to the spring extrusion, then the spring makes broken conical disk through the bounce-back, the lift pull rod, limit baffle automatic re-setting, the push pedal goes up and down simultaneously, the extrusion slider resets under the promotion of broken conical disk synchronously, thereby realize the convenient breakage to waste slag.
Drawings
FIG. 1 is a schematic view showing the construction of an apparatus for extracting fine iron powder from waste slag;
FIG. 2 is a schematic sectional view of a grinding pot of an apparatus for extracting fine iron powder from waste slag;
FIG. 3 is an exploded view of a grinding mechanism and a crushing mechanism of an apparatus for extracting fine iron powder from waste slag;
fig. 4 is a partially enlarged view of a portion a of an apparatus for extracting fine iron powder from waste slag.
In the figure: 1. a grinding tank; 2. a grinding mechanism; 201. a motor; 202. a grinding disc; 203. a linkage rotating rod; 204. a first bevel gear; 205. a second bevel gear; 3. a crushing mechanism; 301. lifting the push plate; 302. crushing a conical disc; 303. extruding the slide block; 304. moving the pressing block; 305. connecting the rotary drum; 306. a spring; 307. a lifting pull rod; 308. a fixed mount; 309. a limit baffle; 4. a magnetic separator.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present invention, an apparatus for extracting iron concentrate from waste slag includes a grinding tank 1, a magnetic separator 4 is fixedly connected to a bottom end of the grinding tank 1, and a grinding mechanism 2 penetrating into the grinding tank 1 is installed at a top end of one side of the magnetic separator 4;
the grinding mechanism 2 comprises a motor 201, a grinding disc 202, a linkage rotating rod 203, a first bevel gear 204 and a second bevel gear 205, the motor 201 is installed at the top end of one side of the magnetic separator 4, the first bevel gear 204 is fixed at the output end of the motor 201 and is positioned inside the grinding tank 1, the first bevel gear 204 is fixedly connected with the output end of the motor 201 through a rotating shaft device, the second bevel gear 205 is arranged on the upper surface of one side of the first bevel gear 204, which is far away from the motor 201, the linkage rotating rod 203 is fixed at the top end of the second bevel gear 205 and penetrates through to the bottom end of the second bevel gear 205, the linkage rotating rod 203 is fixedly connected with the second bevel gear 205 through welding, the grinding disc 202 is fixed at the bottom end of the linkage rotating rod 203, and the grinding disc 202 is fixedly connected with the linkage rotating rod 203 through welding;
the top end of the linkage rotating rod 203 is connected with a crushing mechanism 3 for crushing larger waste slag.
The utility model provides a draw device of iron fine powder in waste slag, pour waste slag into the inside to grinding pot 1 through the feed inlet during use, starter motor 201 drives first bevel gear 204 and rotates this moment, first bevel gear 204 drives second bevel gear 205 through the tooth piece meshing simultaneously and rotates, second bevel gear 205 drives linkage bull stick 203 and rotates this moment, linkage bull stick 203 drives grinding pan 202 respectively simultaneously, crushing mechanism 3 rotates, thereby carry out convenient breakage to waste slag through crushing mechanism 3, after carrying out breakage to waste slag, through the mutually supporting of grinding pan 202 with the grinding gap, can grind broken waste slag, thereby make waste slag and its inside iron fine powder alternate segregation as far as possible, then through the inside sieving mechanism of magnet separator 4, can carry out quick screening to waste slag and iron fine powder, then concentrate the discharge to waste slag through discharge gate No. one, concentrate the discharge to iron fine powder through discharge gate No. two simultaneously, thereby realize conveniently extracting iron.
In fig. 1 to 4: the crushing mechanism 3 comprises a lifting push plate 301, a crushing cone disc 302, an extrusion sliding block 303, a movable pressing block 304, a connecting rotary drum 305, a spring 306, a lifting pull rod 307, a fixing frame 308 and a limit baffle 309, wherein the fixing frame 308 is arranged on the upper surface of the second bevel gear 205, is mutually sleeved with the linkage rotary rod 203 and is fixedly connected with the grinding tank 1, the fixing frame 308 is fixedly connected with the grinding tank 1 through welding, the connecting rotary drum 305 is arranged on the upper surface of the fixing frame 308 and is fixedly connected with the linkage rotary rod 203, the connecting rotary drum 305 is fixedly connected with the linkage rotary rod 203 through welding, the plurality of movable pressing blocks 304 are arranged, the plurality of movable pressing blocks 304 are circumferentially distributed on the inner wall of the connecting rotary drum 305, the movable pressing blocks 304 are fixedly connected with the connecting rotary drum 305 through welding, the crushing cone disc 302 is arranged on the upper surface of the connecting rotary drum 305, the lifting push plate 301 is fixed at the bottom end of the crushing cone disc 302, and is connected with the rotary drum 305 in a sleeved manner, the lifting push plate 301 is connected with the crushing cone disc 302 through welding and fixing, the plurality of extrusion sliders 303 are arranged, the plurality of extrusion sliders 303 are circumferentially distributed on the outer wall of the lifting push plate 301 and are positioned on the upper surface of one side of the movable pressing block 304, the extrusion sliders 303 are connected with the lifting push plate 301 through welding and fixing, the plurality of lifting pull rods 307 are arranged, the plurality of lifting pull rods 307 are circumferentially distributed at the bottom end of the crushing cone disc 302 and are connected with the fixed frame 308 in a sleeved manner, the lifting pull rod 307 is connected with the crushing cone disc 302 through welding and fixing, the limiting baffle 309 is fixed at the bottom end of the lifting pull rod 307 and is positioned below the fixed frame 308, the limiting baffle 309 is connected with the lifting pull rod 307 through welding and fixing, the spring 306 is arranged on the upper surface of the limiting baffle 309 and is connected with the lifting pull rod 307 in a sleeved manner.
This kind draw device of iron fine powder in waste slag, it connects rotary drum 305 to rotate to drive through linkage bull stick 203, it drives a plurality of removal briquetting 304 and rotates to connect rotary drum 305 this moment, a plurality of removal briquetting 304 rise through the upper surface extrusion slider 303 that is the slope simultaneously, extrusion slider 303 drives lift push pedal 301 through the extrusion this moment and rises, lift push pedal 301 promotes broken cone disc 302 and rises simultaneously, and make broken cone disc 302 strike the waste slag and break, broken cone disc 302 stimulates a plurality of lift pull rod 307 and rises in step this moment, lift pull rod 307 drives limit baffle 309 and rises simultaneously, limit baffle 309 is through mutually supporting with mount 308 this moment, carry out spacing extrusion to spring 306, then spring 306 makes broken cone disc 302 through the bounce-back, lift pull rod 307, limit baffle 309 automatic re-setting, lift push pedal 301 simultaneously, extrusion slider 303 resets in step under the promotion of broken cone disc 302, thereby realize the convenient breakage to waste slag.
In FIGS. 2 to 3: the top of jar 1 is ground is provided with the feed inlet, and the inside of magnet separator 4 is provided with carries out the magnetic separation device that filters to the iron concentrate powder, and motor 201 passes through fixing base and 4 fixed connection of magnet separator.
This kind of draw device of iron fine powder in useless slay can make magnet separator 4 carry out automatic classification to the useless slay and the iron fine powder after grinding through the magnetic separation device.
In fig. 2 to 4: one side of magnet separator 4 is provided with the discharge gate No. one, and one side that magnet separator 4 kept away from the discharge gate is provided with the discharge gate No. two, and grinding tank 1 passes through the bearing rotation with the output of motor 201 and is connected.
This kind of draw device of fine iron powder in useless slay through mutually supporting of a discharge gate and No. two discharge gates for useless slay and fine iron powder carry out convenient classification and concentrate and place.
In fig. 2 to 4: the first bevel gear 204 and the second bevel gear 205 are connected by a toothed block in a meshing manner, a grinding opening penetrating into the magnetic separator 4 is formed in the bottom end of the grinding tank 1, and the outer diameter of the grinding disc 202 is slightly smaller than the inner diameter of the grinding opening.
This kind of draw device of iron fine powder in useless slay makes abrasive disc 202 carry out convenient the grinding to useless slay through grinding the mouth to make useless slay and its inside iron fine powder alternate segregation as far as possible.
In fig. 2 to 4: the upper surface of one side of the movable pressing block 304 is in a slope shape, and the outer wall of the extrusion sliding block 303 is matched with the outer wall of the connecting position of the movable pressing block 304.
This kind of draw device of iron concentrate powder in useless slay makes removal briquetting 304 extrude slider 303 under the drive of connecting rotary drum 305 through the upper surface that is the slope form.
In FIGS. 2 to 3: the position department that meets grinding can 1 and broken awl dish 302 is provided with rather than the lift pressure tank that moves the orbit and match each other, and the external diameter of broken awl dish 302 slightly is less than the internal diameter of grinding can 1.
This kind of draw device of iron powder in useless slay makes broken cone disc 302 strike the breakage to useless slay in the inside of grinding vessel 1 through going up and down to press the groove to avoid appearing great useless slay and lead to the phenomenon that can't grind.
The utility model discloses a theory of operation is: when in use, the waste slag is poured into the grinding tank 1 through the feeding hole, at the moment, the starting motor 201 drives the first bevel gear 204 to rotate, meanwhile, the first bevel gear 204 drives the second bevel gear 205 to rotate through meshing of the toothed blocks, at this time, the second bevel gear 205 drives the linkage rotating rod 203 to rotate, meanwhile, the linkage rotating rod 203 drives the grinding disc 202 and the connecting rotating drum 305 to rotate respectively, at the moment, the connecting rotating drum 305 drives a plurality of movable pressing blocks 304 to rotate, meanwhile, a plurality of movable pressing blocks 304 are lifted by extruding the extrusion sliding block 303 through the upper surface with a slope, at the moment, the extrusion sliding block 303 drives the lifting push plate 301 to lift through extrusion, meanwhile, the lifting push plate 301 pushes the crushing cone disk 302 to rise, and the crushing cone disk 302 is enabled to impact and crush waste slag, at the moment, the crushing cone disk 302 pulls a plurality of lifting pull rods 307 to rise synchronously, meanwhile, the lifting rod 307 drives the limit baffle 309 to rise, at the moment, the limit baffle 309 is matched with the fixing frame 308, the spring 306 is limited and extruded, then the spring 306 enables the crushing cone disc 302, the lifting pull rod 307 and the limiting baffle 309 to automatically reset through rebounding, meanwhile, the lifting push plate 301 and the extrusion slide block 303 are synchronously reset under the pushing of the crushing conical disc 302, thereby realizing convenient crushing of waste slag, after the waste slag is crushed, the crushed waste slag can be ground through the mutual matching of the grinding disc 202 and the grinding opening, so that the waste slag is separated from the iron concentrate powder in the waste slag as much as possible, then the waste slag and the iron concentrate can be rapidly screened by a screening device in the magnetic separator 4, then concentrate the discharge to useless slay through a discharge gate, concentrate the discharge to the fine iron powder through No. two discharge gates simultaneously to the realization carries out convenient extraction to the fine iron powder.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The device for extracting the iron concentrate from the waste slag comprises a grinding tank (1), wherein a magnetic separator (4) is fixedly connected to the bottom end of the grinding tank (1), and is characterized in that a grinding mechanism (2) is installed at the top end of one side of the magnetic separator (4);
the grinding mechanism (2) comprises a motor (201), a grinding disc (202), a linkage rotating rod (203), a first bevel gear (204) and a second bevel gear (205), the motor (201) is installed at the top end of the magnetic separator (4), the first bevel gear (204) is fixed at the output end of the motor (201), the second bevel gear (205) is arranged on the upper surface of one side of the first bevel gear (204), the linkage rotating rod (203) is fixed at the top end of the second bevel gear (205), and the grinding disc (202) is fixed at the bottom end of the linkage rotating rod (203);
the top of linkage bull stick (203) is connected with crushing mechanism (3) for carry out the breakage to big waste slag.
2. The device for extracting iron concentrate powder from waste slag according to claim 1, wherein the crushing mechanism (3) comprises a lifting push plate (301), a crushing conical disc (302), an extrusion sliding block (303), a movable pressing block (304), a connecting rotary drum (305), a spring (306), a lifting pull rod (307), a fixed frame (308) and a limit baffle (309), the fixed frame (308) is arranged on the upper surface of the second bevel gear (205), the connecting rotary drum (305) is arranged on the upper surface of the fixed frame (308), the movable pressing block (304) is provided with a plurality of the movable pressing block (304) which are circumferentially distributed on the inner wall of the connecting rotary drum (305), the crushing conical disc (302) is arranged on the upper surface of the connecting rotary drum (305), the lifting push plate (301) is fixed at the bottom end of the crushing conical disc (302), the extrusion sliding block (303) is provided with a plurality of the extrusion sliding block (303) which are circumferentially distributed on the outer wall of the lifting push plate (301), the lifting pull rod (307) is provided with a plurality of the lifting pull rod (307) which is distributed at the bottom end of the lifting pull plate (309), and the limit baffle (309) is arranged on the upper surface of the lifting push plate (309).
3. The device for extracting iron concentrate from waste slag as claimed in claim 1, wherein the top end of the grinding tank (1) is provided with a feed inlet, the magnetic separator (4) is internally provided with a magnetic separation device for screening iron concentrate, and the motor (201) is fixedly connected with the magnetic separator (4) through a fixed seat.
4. The device for extracting iron concentrate powder from waste slag as claimed in claim 1, wherein one side of the magnetic separator (4) is provided with a first discharge port, one side of the magnetic separator (4) far away from the first discharge port is provided with a second discharge port, and the grinding tank (1) is rotatably connected with the output end of the motor (201) through a bearing.
5. The device for extracting iron fine powder from waste slag according to claim 1, wherein the first bevel gear (204) and the second bevel gear (205) are connected by meshing of tooth blocks, the bottom end of the grinding tank (1) is provided with a grinding opening penetrating into the magnetic separator (4), and the outer diameter of the grinding disc (202) is smaller than the inner diameter of the grinding opening.
6. The apparatus for extracting fine iron powder from waste slag as set forth in claim 2, wherein an upper surface of one side of the moving pressing block (304) is formed in a slope shape, and an outer wall of the pressing slider (303) is matched with an outer wall of a position where the moving pressing block (304) is joined.
7. The device for extracting the iron fine powder from the waste slag according to claim 2, wherein a pressure rising and reducing groove is arranged at the joint of the grinding tank (1) and the crushing cone disc (302), and the outer diameter of the crushing cone disc (302) is smaller than the inner diameter of the grinding tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222306844.1U CN218189830U (en) | 2022-08-31 | 2022-08-31 | Device for extracting iron concentrate powder from waste slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222306844.1U CN218189830U (en) | 2022-08-31 | 2022-08-31 | Device for extracting iron concentrate powder from waste slag |
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| Publication Number | Publication Date |
|---|---|
| CN218189830U true CN218189830U (en) | 2023-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222306844.1U Active CN218189830U (en) | 2022-08-31 | 2022-08-31 | Device for extracting iron concentrate powder from waste slag |
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| CN (1) | CN218189830U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117244621A (en) * | 2023-11-20 | 2023-12-19 | 浙江艾领创矿业科技有限公司 | Fine powder crushing device and process for iron ore |
-
2022
- 2022-08-31 CN CN202222306844.1U patent/CN218189830U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117244621A (en) * | 2023-11-20 | 2023-12-19 | 浙江艾领创矿业科技有限公司 | Fine powder crushing device and process for iron ore |
| CN117244621B (en) * | 2023-11-20 | 2024-01-26 | 浙江艾领创矿业科技有限公司 | Fine powder crushing device and process for iron ore |
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