CN118237573A - Metal smelting slag dragging machine and use method thereof - Google Patents
Metal smelting slag dragging machine and use method thereof Download PDFInfo
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- CN118237573A CN118237573A CN202410668566.5A CN202410668566A CN118237573A CN 118237573 A CN118237573 A CN 118237573A CN 202410668566 A CN202410668566 A CN 202410668566A CN 118237573 A CN118237573 A CN 118237573A
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- slag
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- movable plate
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0087—Treatment of slags covering the steel bath, e.g. for separating slag from the molten metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D43/00—Mechanical cleaning, e.g. skimming of molten metals
- B22D43/005—Removing slag from a molten metal surface
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Analytical Chemistry (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The invention discloses a metal smelting slag dragging machine and a use method thereof, belonging to the field of metal slag dragging machines, and comprising a fixed cylinder and a movable rod, wherein the movable rod coaxially penetrates into the fixed cylinder; the bottom of the movable plate is hinged with a bottom supporting plate, and the outer side of the movable plate is hinged with a side plate. The beneficial effects are that: according to the invention, the traditional bucket type slag-fishing claw is replaced by a group of fixed plates and a group of movable plates, and after the movable plates and the fixed plates extend into molten iron, the movable plates rotate for approaching a circle to form a cylindrical slag-fishing operation surface, so that the problem that the traditional slag-fishing claw cannot completely cover a circular molten iron container is solved, the waste slag is fished more thoroughly, and the purity of molten iron is ensured.
Description
Technical Field
The invention relates to the field of metal smelting slag scoopers, in particular to a metal smelting slag scooper and a using method thereof.
Background
In the process of desulfurizing molten iron, a large amount of desulfurized slag can be generated, if the desulfurized slag is not removed completely, reflux can be generated in the steelmaking process, and the quality of molten iron is affected, in addition, slag on the surface of molten iron transported to a steel mill by a blast furnace is also provided with scum of heat insulation materials, so that the slag on the surface of molten iron needs to be removed by using professional equipment, in the traditional slag removal method, most of slag is fished by using manpower or using two groups of bucket type slag scoopers capable of being closed, the manpower slag scooping is that a worker takes slag scooping claws to manually pick out slag on the surface of molten iron, the labor capacity is large, the working efficiency is low, the danger coefficient is high, the bucket type slag scooping machine has a rectangular working surface formed in the slag scooping process, namely, the slag scooping claws on two sides are opened and closed again, slag on the surface of molten iron is clamped out, so that the slag on the surface of the molten iron is effectively filtered and cleaned into a rectangular surface, however, most of the molten iron tanks, steel ladles and the blast furnace are cylindrical, the interior of the slag scooping claws are circular containing space, all slag scooping claws cannot be covered, and the slag surface of molten iron cannot be fished out completely, and the quality of slag cannot be completely affected.
Disclosure of Invention
The invention aims to solve the problems and provide a metal smelting slag scooping machine and a use method thereof, wherein the traditional bucket type slag scooping claw is replaced by a group of fixed plates and a group of movable plates, and after the movable plates and the fixed plates extend into molten iron, the movable plates rotate for nearly one circle to form a cylindrical slag scooping operation surface, so that the defect that the traditional slag scooping claw cannot completely cover a circular molten iron container is overcome, the slag is fished more thoroughly, the purity of the molten iron and the smoothness of the filter residue action of the movable plates are ensured, the application range of equipment is improved, and the practicability is strong.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The invention provides a metal smelting slag scooping machine which comprises a fixed barrel and a movable rod, wherein the movable rod coaxially penetrates through the fixed barrel, a fixed plate is arranged on the outer side of the bottom end of the fixed barrel, a movable plate attached to the outer side of the fixed plate is arranged on the outer side of the bottom end of the movable rod, a hanging bracket is fixed on the top end of the fixed barrel, the top end of the movable rod stretches into the middle of the hanging bracket, and a slag scooping motor for supporting the movable rod and rotating the movable plate is arranged on the inner side of the hanging bracket;
The bottom of the movable plate is hinged with a bottom supporting plate, the outer side of the movable plate is hinged with a side plate, the top side of the movable plate is sequentially provided with a transmission assembly and an auxiliary frame from bottom to top, the top of the hanging bracket is fixedly provided with a transverse moving block, a crown block frame for supporting the transverse moving block to transversely slide is arranged above the hanging bracket, and the top of the crown block frame is provided with a lifting cylinder.
Preferably, the fixed cylinder is of a hollow cylinder structure, a plurality of groups of containing grooves with one side communicated are vertically and uniformly arranged at the bottom end of the fixed cylinder, and the outer side of the bottom end of the movable rod is fixedly provided with a mounting block which extends out of the containing grooves and is welded and fixed with the movable plate.
Preferably, the fixed plate middle part is densely covered with the fixed orifices, the fixed plate bottom side is fixed with the reinforcement frame that extends along its length direction, the fly leaf middle part corresponds the fixed orifices and runs through there is multiunit movable hole, the fly leaf bottom side is provided with the rotation groove, bottom plate top rear side is fixed with the rotation ear that stretches into in the rotation groove, the bottom plate through this rotation ear with the fly leaf articulates mutually.
Preferably, the bottom support plate is of a fan-shaped flat plate structure, a counterweight plate which is bent upwards and inclined is fixed on the rear side of the bottom support plate, a roller which is abutted to the upper side of the reinforcing frame and located on the front side of the fixing plate is matched with the rear side of the counterweight plate in a rotating mode, and a plurality of groups of leakage holes are densely distributed in the middle of the bottom support plate.
Preferably, the top of the movable plate is fixed with two groups of sliding seats for supporting the transmission assembly and the auxiliary frame, the sliding seats are of a ' Chinese character ' ri ' shaped structure with two groups of sliding holes vertically arranged in the middle, one side of the side plate, which is close to the fixed cylinder, is provided with a rotating frame for hinging the movable plate, and the top of the side plate is uniformly provided with a plurality of groups of adjusting holes along the extending direction of the top surface of the side plate.
Preferably, the outside of the top of the movable plate is hinged with a support arm, the outer end part of the support arm vertically penetrates through a hand-screwed bolt which is in spiral fit with the adjusting hole, the transmission assembly comprises a sliding rod which transversely penetrates into the inner bottom sideslip hole of the sliding seat, the sliding rod is in transverse sliding fit with the sliding seat through the sliding hole, and the outer end part of the sliding rod is fixedly provided with a vertical shaft which vertically extends.
Preferably, a rotary table is rotatably matched with the outer side of the top end of the vertical shaft, a spring is sleeved on the outer side of the sliding rod between the vertical shaft and the sliding seat, an eccentric shaft extending vertically is fixed at the eccentric position of the top of the rotary table, and a stop block is fixed at one end of the sliding rod, which is far away from the vertical shaft.
Preferably, the auxiliary frame comprises a synchronizing rod transversely penetrating into the inner top sideslip hole of the sliding seat, a transmission frame is fixed at the outer end part of the synchronizing rod, the eccentric shaft vertically penetrates into the transmission frame and is in clearance fit with the transmission frame, a plurality of groups of mounting lugs are uniformly fixed on the front side of the synchronizing rod, and a scraping rod vertically extending to the front side of the movable plate is fixed at the front end of the mounting lug.
Preferably, a traversing motor is fixed on the outer side of the crown block frame, a screw rod is rotatably matched with the middle part of the crown block frame, the screw rod penetrates through the traversing block and is in threaded fit with the traversing block, and the output end of the traversing motor is in transmission connection with the screw rod through a transmission flange.
The application method of the metal smelting slag conveyor comprises the following steps:
a. When the high-temperature slag dragging operation is carried out, the equipment is integrally arranged above a hot metal ladle, slag generated during the desulfurization production of molten iron floats and is condensed on the surface of the molten iron, a traversing motor drives a screw rod to rotate, a traversing block is driven by the screw rod to drive a lower hanger bottom integral equipment structure to traverse, a fixed plate and a movable plate are ensured to move above the hot metal ladle, then a lifting cylinder is used for supporting a crane frame and the lower integral structure to move downwards, and the fixed plate and the movable plate are vertically fed into the hot metal ladle;
b. When the bottom sides of the movable plate and the fixed plate vertically move below a slag layer floating on the surface of molten iron, the movable rod and the movable plate are driven by the slag dragging motor to rotate clockwise in a overlook view, when the movable plate drives the bottom supporting plate to move to be not in contact with the fixed plate, the supporting and blocking effects of the fixed plate on the weight plate and the rolling shaft are relieved, and at the moment, the weight plate downwards drives the rolling shaft to rotate, so that the bottom supporting plate in a vertical state is rotated to be in a horizontal state, and at the moment, the bottom supporting plate is matched with the side plate and the movable plate to form a bucket structure with a filtering hole;
c. When the movable plate drives the bottom supporting plate and the side plates to rotate, slag floating and condensing on the surface of molten iron is collected in the bucket structure until the movable plate rotates to be close to 360 degrees, namely the movable plate rotates to be close to the rear side of the fixed plate, one side, far away from the rolling shaft, of the bottom supporting plate in the horizontal state penetrates into the reinforcing frame, a slag clamping space for containing the molten iron slag is formed by the fixed plate, the movable plate, the bottom supporting plate and the side plates, and then the lower part of the slag clamping space is driven to rise by the lifting cylinder, so that the filtered slag is taken out from the molten iron tank;
d. In the process that the movable rod drives the movable plate, the side plates and the bottom support plates to rotate and clamp slag, the rotary table on the top side of the movable plate keeps the tight supporting effect of the outer side of the rotary table on the inner wall of the hot metal ladle under the pushing action of the springs on the outer side of the vertical shaft, and then when the movable plate rotates, the rotary table is driven to synchronously rotate, the transmission frame and the synchronous rod are driven to slide back and forth along the length direction of the movable plate by utilizing the rotating action of the eccentric shaft at the eccentric position of the top side of the rotary table, so that a plurality of groups of scraping rods fixed on the outer side of the synchronous rod transversely move and scrape the outer side of the movable hole in the rotating process of the movable plate, adhesion scum caused to the movable hole serving as a filtering hole is avoided, and smoothness of the molten iron filtering and slag clamping process is ensured;
e. After the fixed plate cooperates the fly leaf and bottom plate and side plate clamp to get the sediment and shift out the hot-metal bottle, move its below structure to the sediment through sideslip motor cooperation lift cylinder and empty the discharge position, through dragging for sediment motor reverse rotation movable rod this moment, utilize the movable rod to drive the fly leaf and rotate initial position, when the roller bearing on the bottom plate rear side counter weight plate contacted the fixed plate, upward inclined counter weight plate rotated under the guide of roller bearing, and then rotated the bottom plate under rotating ear support again to vertical state, so that the sediment that the collection of bottom plate top was dragged for can break away from the bottom plate downwards and realize discharging smoothly.
The beneficial effects are that: according to the invention, the traditional bucket type slag-fishing claw is replaced by a group of fixed plates and a group of movable plates, and after the movable plates and the fixed plates extend into molten iron, the movable plates rotate for approaching a circle to form a cylindrical slag-fishing operation surface, so that the problem that the traditional slag-fishing claw cannot completely cover a circular molten iron container is solved, the waste slag is fished more thoroughly, and the purity of molten iron is ensured;
the auxiliary frame is driven to slide back and forth by the rotary action of the movable plate while the movable plate rotates, so that the outer side of the movable plate is continuously scraped back and forth by the scraping rod at the outer side of the synchronous rod, the movable plate is prevented from being blocked by adhesion of waste residues in the process of rotary filtering and slag dragging, and the smoothness of the filtering residue action of the movable plate is ensured;
In addition, the inclination angle of the side plate at the outer edge of the movable plate can be adjusted as required, so that the waste residues can be salvaged by adapting to molten iron containers with different diameters, the application range of the device is improved, and the practicability is high.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view block diagram of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of the structural disassembly of the present invention;
FIG. 4 is a schematic perspective view of the slag scooping state of the movable plate according to the present invention;
FIG. 5 is a schematic view showing the partial structure separation of the slag scooping state according to the present invention;
FIG. 6 is a schematic diagram of the structure of the bottom pallet in the slag scooping state of the present invention;
FIG. 7 is a schematic perspective view of a fixing plate according to the present invention;
FIG. 8 is a schematic perspective view of a transmission assembly of the present invention;
fig. 9 is a schematic perspective view of the frame of the present invention.
The reference numerals are explained as follows:
1. A fixed cylinder; 101. a receiving groove; 2. a movable rod; 201. a mounting block; 3. a fixing plate; 301. a fixing hole; 302. a reinforcing frame; 4. a movable plate; 401. a movable hole; 402. a rotating groove; 403. a sliding seat; 403a, slide holes; 404. a support arm; 405. screwing the bolt by hand; 5. a bottom support plate; 501. a leak hole; 502. rotating the ear; 503. a roller; 504. a weight plate; 6. a side plate; 601. a rotating frame; 602. an adjustment aperture; 7. a slag dragging motor; 8. an auxiliary frame; 801. a synchronizing lever; 802. a transmission frame; 803. a mounting ear; 804. a scraping rod; 9. a transmission assembly; 901. a slide bar; 902. a vertical axis; 903. a turntable; 904. an eccentric shaft; 905. a spring; 906. a stop block; 10. a hanging bracket; 11. a crown block frame; 12. a lifting cylinder; 13. a screw; 14. a traversing motor; 15. and traversing the block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
Referring to fig. 1-9, the invention provides a metal smelting slag dragging machine, which comprises a fixed cylinder 1 and a movable rod 2, wherein the movable rod 2 is coaxially arranged inside the fixed cylinder 1 in a penetrating way and is in clearance fit with the fixed cylinder 1, so that the movable rod 2 can rotate in the fixed cylinder 1, a fixed plate 3 is arranged outside the bottom end of the fixed cylinder 1, a movable plate 4 attached to the outer side of the fixed plate 3 is arranged outside the bottom end of the movable rod 2, a hanging bracket 10 is fixed at the top end of the fixed cylinder 1, the top end of the movable rod 2 stretches into the middle of the hanging bracket 10, and a slag dragging motor 7 for supporting the movable rod 2 and the movable plate 4 to rotate is arranged inside the hanging bracket 10;
The bottom of the movable plate 4 is hinged with a bottom supporting plate 5, the outer side of the movable plate 4 is hinged with a side plate 6, the top side of the movable plate 4 is sequentially provided with a transmission assembly 9 and an auxiliary frame 8 from bottom to top, the top of the hanging bracket 10 is fixedly provided with a transverse moving block 15, a crown block frame 11 supporting the transverse moving block 15 and the lower part of the transverse moving block transversely slides is arranged above the hanging bracket 10, and the top of the crown block frame 11 is provided with a lifting cylinder 12 supporting the lower integral structural part to move up and down.
As an alternative embodiment, the fixed cylinder 1 is a hollow cylinder structure, the bottom end of the fixed cylinder 1 is vertically and uniformly provided with a plurality of groups of accommodating grooves 101 with one side penetrating through the fixed cylinder 1, the outer side of the bottom end of the movable rod 2 is fixed with a mounting block 201 which extends out of the accommodating grooves 101 and welds and fixes the movable plate 4, the movable rod 2 and the movable plate 4 can be fixed through the mounting block 201, the middle part of the fixed plate 3 is densely covered with fixing holes 301, the bottom side of the fixed plate 3 is fixed with a reinforcing frame 302 which extends along the length direction of the fixed plate, the bottom support plate 5 can be blocked into the reinforcing frame 302 to realize locking when rotating for approaching a circle in a horizontal state, the phenomenon that slag falls caused by overturning of the bottom support plate 5 in the process of clamping waste slag can be avoided, a plurality of groups of movable holes 401 serving as filtering holes are penetrated through the corresponding fixing holes 301 in the middle part of the movable plate 4, the bottom side of the movable plate 4 is provided with a rotating groove 402, the rear side of the top of the bottom support plate 5 is fixed with a rotating lug 502 which extends into the rotating groove 402, and the bottom support plate 5 is hinged with the movable plate 4 through the rotating lug 502;
The bottom supporting plate 5 is of a fan-shaped flat plate structure, the rear side of the bottom supporting plate 5 is fixedly provided with a counterweight plate 504 which is bent upwards and inclined, the rear side of the counterweight plate 504 is rotatably matched with a roller 503 which is abutted against the upper side of the reinforcing frame 302 and is positioned on the front side of the fixed plate 3, the diameter of the roller 503 is larger than the width of the inner side of the reinforcing frame 302, the roller 503 is positioned above the reinforcing frame 302 when the bottom supporting plate 5 is in a horizontal state, the roller 503 can be prevented from being clamped into the reinforcing frame 302, a plurality of groups of leakage holes 501 are densely distributed in the middle of the bottom supporting plate 5, the top of the movable plate 4 is fixedly provided with two groups of sliding seats 403 which support the transmission component 9 and the auxiliary frame 8, the sliding seats 403 are of a Chinese character 'ri' -shaped structure with two groups of sliding holes 403a vertically arranged in the middle, the rotating frame 601 of the hinged movable plate 4 is arranged on one side of the side plate 6 close to the fixed cylinder 1, a plurality of groups of adjusting holes 602 are uniformly formed in the top of the side plate 6 along the extending direction of the top surface of the side plate, a support arm 404 is hinged to the outer side of the top of the movable plate 4, a hand-screwed bolt 405 of a spiral matching adjusting hole 602 vertically penetrates through the outer end part of the support arm 404, so that the hand-screwed bolt 405 can be conveniently adjusted to penetrate into the adjusting holes 602 at different positions, the connecting supporting angle of the support arm 404 to the side plate 6 is changed, the outward stretching range of the side plate 6 is adjusted, and slag dragging of molten iron containers with different diameters is met;
The transmission assembly 9 comprises a slide rod 901 transversely penetrating into a sideslip hole 403a in the sliding seat 403, the slide rod 901 is transversely matched with the sliding seat 403 in a sliding manner through the sliding hole 403a, a vertical shaft 902 which extends vertically is fixed at the outer end part of the slide rod 901, a rotary table 903 is rotatably matched with the outer side of the top end of the vertical shaft 902, a spring 905 is sleeved on the outer side of the slide rod 901 between the vertical shaft 902 and the sliding seat 403, the vertical shaft 902 can be supported by the spring 905 to ensure that the outer side of the rotary table 903 is abutted against the inner circumferential wall of a molten iron container needing slag dragging, an eccentric shaft 904 which extends vertically is fixed at the eccentric position of the top of the rotary table 903, a stop block 906 which prevents the slide rod 901 from being separated from the sliding seat 403 is fixed at one end of the slide rod 901 far away from the vertical shaft 902, a synchronous rod 801 which transversely penetrates into the inner top sideslip hole 403a of the sliding seat 403, a transmission frame 802 is fixed at the outer end part of the synchronous rod 801, a plurality of the synchronous rod 802 is fixed at the outer end part of the synchronous rod, a plurality of the synchronous rod 802 is vertically penetrated into the transmission frame 802 and is in clearance fit with the transmission frame 802, a plurality of the synchronous rod 903, a plurality of groups of installation lugs 803 are uniformly fixed at the front side of the synchronous rod 801, the front end of the synchronous rod 803 is fixed with the synchronous rod 804 and vertically extends vertically to the front side of the synchronous rod 903 to the inner circumferential wall of the rotary table 4, when the synchronous rod 903 is driven by the synchronous rod 3, and the synchronous rod 3 rotates along the synchronous rod 3, and the synchronous rod 3 is abutted against the inner side of the rotary table 4, so as to rotate along the synchronous rotary table 4, and the synchronous rod 3, and the synchronous rod is in the synchronous rotary frame is by the synchronous rod 3;
The outside of the crown block frame 11 is fixed with a transverse moving motor 14, the middle part of the crown block frame 11 is rotatably matched with a screw rod 13, the screw rod 13 penetrates through a transverse moving block 15 and is in threaded fit with the transverse moving block 15, the output end of the transverse moving motor 14 is connected with the screw rod 13 through a transmission flange in a transmission manner, and then the transverse moving motor 14 is matched with the screw rod 13 to support the transverse moving block 15 to drive the lower part of the transverse moving block to transversely slide, so that the fished waste residues are conveniently discharged to the outside of the molten iron container.
The application method of the metal smelting slag extractor comprises the following steps:
a. When the high-temperature slag dragging operation is carried out, the equipment is integrally installed above a hot metal ladle, slag generated during the desulfurization production of molten iron floats and is condensed on the surface of the molten iron, a traversing motor 14 drives a screw rod 13 to rotate, a traversing block 15 is driven by the screw rod 13 to drive the traversing of the whole equipment structure at the bottom of a lower hanging bracket 10, the fixed plate 3 and a movable plate 4 are ensured to move above the hot metal ladle, then a lifting cylinder 12 is used for supporting a crane frame 11 and the whole structure below to move downwards, and the fixed plate 3 and the movable plate 4 are vertically fed into the hot metal ladle;
b. When the bottom sides of the movable plate 4 and the fixed plate 3 vertically move below a slag layer floating on the surface of molten iron, the movable rod 2 and the movable plate 4 are driven by the slag dragging motor 7 to rotate clockwise in a overlook view, when the movable plate 4 drives the bottom support plate 5 to move without contacting the fixed plate 3, the supporting and blocking effects of the fixed plate 3 on the counterweight plate 504 and the rolling shaft 503 are released, and at the moment, the counterweight plate 504 downwards drives the rolling shaft 503 to rotate, so that the bottom support plate 5 in a vertical state rotates to a horizontal state, and at the moment, the bottom support plate 5 is matched with the side plates 6 and the movable plate 4 to form a bucket structure with filtering holes;
c. When the movable plate 4 drives the bottom supporting plate 5 and the side plates 6 to rotate, collecting slag floating and condensing on the surface of molten iron into a bucket structure until the movable plate 4 rotates to be close to 360 degrees, namely the movable plate 4 rotates to be close to the rear side of the fixed plate 3, at the moment, one side of the bottom supporting plate 5 in a horizontal state, which is far away from the roller 503, penetrates into the reinforcing frame 302, forms a slag clamping space for containing the slag of molten iron through the fixed plate 3, the movable plate 4, the bottom supporting plate 5 and the side plates 6, and then drives a part below the slag lifting cylinder 12 to lift the slag, so that the filtered slag is taken out from the molten iron tank;
d. In the process that the movable rod 2 drives the movable plate 4, the side plate 6 and the bottom support plate 5 to rotate and clamp slag, the rotary table 903 at the top side of the movable plate 4 keeps the tight supporting effect of the outer side of the rotary table 903 on the inner wall of the hot metal ladle under the pushing action of the spring 905 at the outer side of the vertical shaft 902, and then when the movable plate 4 rotates, the rotary table 903 is driven to synchronously rotate, and the transmission frame 802 and the synchronous rod 801 are driven to slide back and forth along the length direction of the movable plate 4 by utilizing the rotating action of the eccentric shaft 904 at the eccentric position of the top side of the rotary table 903, so that a plurality of groups of scraping rods 804 fixed at the outer side of the synchronous rod 801 transversely scrape the outer side of the movable hole 401 in the rotating process of the movable plate 4, and the movable hole 401 serving as a filtering hole is prevented from being adhered and blocked by scum, and the smoothness of the molten iron filtering and slag clamping process is ensured;
e. After the fixed plate 3 cooperates with the movable plate 4 and the bottom support plate 5 and the side plates 6 to clamp and take out the slag, the structure below the fixed plate is moved to a slag dumping and discharging position by cooperating with the lifting cylinder 12 through the traversing motor 14, at the moment, the movable rod 2 is reversely rotated by the slag dragging motor 7, the movable plate 4 is driven to rotate to an initial position by utilizing the movable rod 2, when the roller 503 on the weight plate 504 at the rear side of the bottom support plate 5 contacts with the fixed plate 3, the weight plate 504 inclining upwards rotates under the guide of the roller 503, and then the bottom support plate 5 is again rotated to a vertical state under the support of the rotating lug 502, so that the slag gathered and dragged out above the bottom support plate 5 can be separated from the bottom support plate 5 downwards to realize smooth discharging.
The traditional bucket type slag-fishing claw is replaced by a group of fixed plates 3 and a group of movable plates 4, after the movable plates 4 and the fixed plates 3 extend into molten iron, the movable plates 4 rotate for nearly one circle to form a cylindrical slag-fishing working surface, so that the defect that the traditional slag-fishing claw cannot completely cover a circular molten iron container is overcome, the waste slag is fished more thoroughly, and the purity of the molten iron is ensured;
The auxiliary frame 8 is driven to slide reciprocally by the rotation action of the movable plate 4 while the movable plate 4 rotates, so that the outer side of the movable plate 4 is continuously scraped reciprocally by the scraping rod 804 at the outer side of the synchronizing rod 801, the phenomenon that the movable plate 4 is blocked by adhesion of waste residues in the process of filtering and dragging residues by rotation is avoided, and the smoothness of the filtering residue action of the movable plate 4 is ensured;
in addition, the inclination angle of the side plate 6 at the outer edge of the movable plate 4 can be adjusted as required, so that the waste residues can be salvaged by adapting to molten iron containers with different diameters, the application range of the equipment is improved, and the practicability is high.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a metal smelting dragveyer which characterized in that: the device comprises a fixed cylinder (1) and a movable rod (2), wherein the movable rod (2) is coaxially arranged inside the fixed cylinder (1) in a penetrating way, a fixed plate (3) is arranged outside the bottom end of the fixed cylinder (1), a movable plate (4) attached to the outer side of the fixed plate (3) is arranged outside the bottom end of the movable rod (2), a hanging bracket (10) is fixed on the top end of the fixed cylinder (1), the top end of the movable rod (2) stretches into the middle of the hanging bracket (10), and a slag dragging motor (7) for supporting the movable rod (2) and the movable plate (4) to rotate is arranged inside the hanging bracket (10);
the bottom of the movable plate (4) is hinged with a bottom supporting plate (5), the outer side of the movable plate (4) is hinged with a side plate (6), the top side of the movable plate (4) is sequentially provided with a transmission assembly (9) and an auxiliary frame (8) from bottom to top, the top of the hanging frame (10) is fixedly provided with a transverse moving block (15), a crown block frame (11) supporting the transverse moving block (15) to transversely slide is arranged above the hanging frame (10), and the top of the crown block frame (11) is provided with a lifting cylinder (12).
2. The metal smelting slag conveyor of claim 1, wherein: the fixed cylinder (1) is of a hollow cylinder structure, a plurality of groups of containing grooves (101) with one side communicated are vertically and evenly arranged at the bottom end of the fixed cylinder (1), and a mounting block (201) extending out of the containing grooves (101) and welded and fixed to the movable plate (4) is fixed to the outer side of the bottom end of the movable rod (2).
3. The metal smelting slag conveyor of claim 2, wherein: fixed plate (3) middle part densely covered has fixed orifices (301), fixed plate (3) bottom side is fixed with along reinforcing frame (302) that its length direction extends, movable plate (4) middle part corresponds fixed orifices (301) and runs through has multiunit movable hole (401), movable plate (4) bottom side is provided with rotates groove (402), bottom plate (5) top rear side is fixed with rotation ear (502) that stretch into in rotating groove (402), bottom plate (5) through this rotation ear (502) with movable plate (4) are articulated mutually.
4. A metallurgical slag machine according to claim 3, wherein: the bottom support plate (5) is of a fan-shaped flat plate structure, a counterweight plate (504) which is bent upwards and inclined is fixed on the rear side of the bottom support plate (5), a roller (503) which is abutted to the upper side of the reinforcing frame (302) and located on the front side of the fixing plate (3) is in running fit with the rear side of the counterweight plate (504), and a plurality of groups of leakage holes (501) are densely distributed in the middle of the bottom support plate (5).
5. The metal smelting slag conveyor of claim 4, wherein: the movable plate (4) top is fixed with sliding seat (403) of two sets of support drive assembly (9) and auxiliary frame (8), sliding seat (403) are the vertical "day" font structure of setting up two sets of slide holes (403 a) in middle part, curb plate (6) are close to fixed section of thick bamboo (1) one side is provided with articulates rotating frame (601) of movable plate (4), curb plate (6) top is evenly provided with multiunit regulation hole (602) along its top surface extending direction.
6. The metal smelting slag conveyor of claim 5, wherein: the movable plate (4) top outside articulates there is support arm (404), the vertical screw bolt (405) of twisting of screw cooperation of outer tip of support arm (404) regulation hole (602) that runs through, drive assembly (9) are including transversely penetrating slide bar (901) in slide hole (403 a) in slide seat (403), slide bar (901) pass through slide hole (403 a) with slide seat (403) horizontal sliding fit, slide bar (901) outer tip is fixed with vertical shaft (902) of vertical extension.
7. The metal smelting slag conveyor of claim 6, wherein: the vertical shaft (902) top outside normal running fit has carousel (903), vertical shaft (902) with slide bar (901) outside cover between sliding seat (403) is equipped with spring (905), the eccentric department in carousel (903) top eccentric part is fixed with vertical extension's eccentric shaft (904), slide bar (901) are kept away from vertical shaft (902) one end is fixed with dog (906).
8. The metal melting slag dragging machine according to claim 7, wherein: the auxiliary frame (8) comprises a synchronizing rod (801) transversely penetrating into a top sideslip hole (403 a) in the sliding seat (403), a transmission frame (802) is fixed at the outer end part of the synchronizing rod (801), the eccentric shaft (904) vertically penetrates into the transmission frame (802) and is in clearance fit with the transmission frame (802), a plurality of groups of mounting lugs (803) are uniformly fixed on the front side of the synchronizing rod (801), and a scraping rod (804) vertically extending to the front side of the movable plate (4) is fixed at the front end of the mounting lug (803).
9. The metal melting slag dragging machine of claim 8, wherein: the automatic lifting device is characterized in that a traversing motor (14) is fixed on the outer side of the crown block frame (11), a screw (13) is rotatably matched with the middle of the crown block frame (11), the screw (13) penetrates through the traversing block (15) and is in threaded fit with the traversing block (15), and the output end of the traversing motor (14) is in transmission connection with the screw (13) through a transmission flange.
10. The method of using a metallurgical slag machine of any one of claims 1-9, comprising the steps of:
a. When the high-temperature slag dragging operation is carried out, the equipment is integrally installed above a hot metal ladle, slag generated during the desulfurization production of molten iron floats and is condensed on the surface of the molten iron, a screw rod (13) is driven to rotate by a transverse moving motor (14), a transverse moving block (15) is driven by the screw rod (13) to drive the whole equipment structure at the bottom of a lower hanging bracket (10) to transversely move, the fixed plate (3) and a movable plate (4) are ensured to move above the hot metal ladle, and then the lifting cylinder (12) is used for supporting the crane frame (11) and the whole structure at the lower part to move downwards, so that the fixed plate (3) and the movable plate (4) are vertically fed into the hot metal ladle;
b. When the movable plate (4) and the fixed plate (3) move vertically below a slag layer floating on the surface of molten iron, the movable rod (2) and the movable plate (4) are driven by the slag dragging motor (7) to rotate clockwise in a overlook view, and when the movable plate (4) drives the bottom supporting plate (5) to move to be not in contact with the fixed plate (3), the supporting and blocking effects of the fixed plate (3) on the weight plate (504) and the rolling shaft (503) are relieved, at the moment, the weight plate (504) drives the rolling shaft (503) to rotate downwards, so that the bottom supporting plate (5) in a vertical state rotates to a horizontal state, and the bottom supporting plate (5) is matched with the side plate (6) and the movable plate (4) to form a bucket structure with a filtering hole;
c. when the movable plate (4) drives the bottom supporting plate (5) and the side plates (6) to rotate, slag floating and condensing on the surface of molten iron is collected into the bucket structure until the movable plate (4) rotates to be close to 360 degrees, namely the movable plate (4) rotates to be close to the rear side position state of the fixed plate (3), at the moment, one side, far away from the rolling shaft (503), of the bottom supporting plate (5) in a horizontal state penetrates into the reinforcing frame (302), a slag clamping space for containing molten iron slag is formed by the fixed plate (3), the movable plate (4), the bottom supporting plate (5) and the side plates (6), and then the lower part of the slag clamping space is driven to rise by the lifting cylinder (12), so that filtered slag is taken out from the molten iron tank;
d. In the process that the movable rod (2) drives the movable plate (4), the side plates (6) and the bottom supporting plate (5) to rotate and clamp slag, a turntable (903) at the top side of the movable plate (4) keeps the tight supporting effect of the outer side of the turntable (903) on the inner wall of the hot metal ladle under the pushing action of a spring (905) at the outer side of a vertical shaft (902), and then when the movable plate (4) rotates, the turntable (903) is driven to synchronously rotate, a transmission frame (802) and a synchronous rod (801) are driven to slide back and forth along the length direction of the movable plate (4) by utilizing the rotating action of an eccentric shaft (904) at the top side of the turntable (903), so that a plurality of scraping rods (804) fixed at the outer side of the synchronous rod (801) scrape the outer side of the movable hole (401) in the rotating process of the movable plate (4), so as to avoid adhesion scum to cause adhesion blockage to the movable hole (401) serving as a filtering hole, and ensure the smoothness of the molten iron filtering slag clamping process;
e. After the fixed plate (3) cooperates fly leaf (4) and bottom plate (5) and curb plate (6) clamp to get the slag and shift out the hot metal bottle, move its below structure to slag dumping discharge position through sideslip motor (14) cooperation lift cylinder (12), through drag for slag motor (7) reverse rotation movable rod (2), utilize movable rod (2) to drive fly leaf (4) and rotate initial position, when roller bearing (503) on bottom plate (5) rear side counter weight plate (504) contacted fixed plate (3), upward inclined counter weight plate (504) upwards rotates under the guide of roller bearing (503), and then rotate bottom plate (5) to vertical state under the support of rotation ear (502) again, so that the slag that gathers and drag for above bottom plate (5) can break away from bottom plate (5) downwards and realize discharging smoothly.
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| CN202410668566.5A CN118237573B (en) | 2024-05-28 | 2024-05-28 | Metal smelting slag dragging machine and use method thereof |
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