CN111926235A - High-strength special steel - Google Patents

High-strength special steel Download PDF

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Publication number
CN111926235A
CN111926235A CN202010746196.4A CN202010746196A CN111926235A CN 111926235 A CN111926235 A CN 111926235A CN 202010746196 A CN202010746196 A CN 202010746196A CN 111926235 A CN111926235 A CN 111926235A
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China
Prior art keywords
hot melting
box
fixedly connected
filter
raw materials
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CN202010746196.4A
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Chinese (zh)
Inventor
胡超红
孙安杰
孔玉
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Individual
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Individual
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Priority to CN202010746196.4A priority Critical patent/CN111926235A/en
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C33/00Making ferrous alloys
    • C22C33/04Making ferrous alloys by melting
    • C22C33/06Making ferrous alloys by melting using master alloys
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/06Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/11Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for outward flow filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/44Regenerating the filter material in the filter
    • B01D33/52Regenerating the filter material in the filter by forces created by movement of the filter element
    • B01D33/54Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B14/02Crucible or pot furnaces with tilting or rocking arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B14/08Details peculiar to crucible or pot furnaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D27/00Stirring devices for molten material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00Charging; Discharging; Manipulation of charge
    • F27D3/15Tapping equipment; Equipment for removing or retaining slag
    • F27D3/1545Equipment for removing or retaining slag
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B2014/002Smelting process, e.g. sequences to melt a specific material
    • F27B2014/004Process involving a smelting step, e.g. vaporisation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B14/08Details peculiar to crucible or pot furnaces
    • F27B14/0806Charging or discharging devices
    • F27B2014/0818Discharging
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27MINDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
    • F27M2003/00Type of treatment of the charge
    • F27M2003/13Smelting

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

The invention belongs to the technical field of special steel, in particular to high-strength special steel; the hot melting device comprises a hot melting bin; the upper end face of the hot melting bin is sleeved with a box cover; a hot melting box is arranged below the box cover; support columns are rotatably connected to the inner walls of the two sides of the hot melting box; the outer surface of the hot melting box is fixedly connected with gear discs which are uniformly arranged; gear shafts are fixedly connected to the end faces of the two sides of the hot melting bin below the two gear discs through supporting rods, and the gear shafts are meshed with the gear discs; the invention is mainly used for solving the problems that most of the existing hot melting devices put raw materials into the hot melting device for heating and hot melting, the raw materials cannot be heated comprehensively due to accumulation of the raw materials in the hot melting device, so that the hot melting efficiency of the raw materials can be reduced, and meanwhile, in the process of hot melting of the raw materials, the performance and the quality of steel are reduced due to impurities in molten iron, and the impurity removal mode of the existing hot melting device is to manually remove impurities from molten iron by using a filter screen, but the mode has great potential safety hazard.

Description

High-strength special steel
Technical Field
The invention belongs to the technical field of special steel, and particularly relates to high-strength special steel.
Background
The steel products are widely applied and have various varieties, and are generally divided into four categories, namely section bars, plates, pipes and metal products according to different section shapes. The steel is a material with certain shape, size and performance, which is made of steel ingots, steel billets or steel materials through pressure processing. Most of steel processing is pressure processing, which causes plastic deformation of processed steel (billet, ingot, etc.). According to different processing temperatures of steel, the method can be divided into cold processing and hot processing, and the special steel is different from the traditional steel, mainly comprises an alloy form, generally has the characteristics of good oxidation resistance, corrosion resistance, high temperature resistance and the like, and can be used in extremely harsh environments. The method is mainly used in special industries, and can refer to the journal: various special steels and electromechanical information, however, certain problems still exist in the current manufacturing process of the special steels, and the method specifically comprises the following aspects:
the hot melting device among the prior art is mostly put into the raw materials hot melting device internal heating hot melt, because the raw materials produces in the hot melting device and piles up, can't make the raw materials be heated comprehensively to can reduce the hot melt efficiency of raw materials, simultaneously at the in-process of raw materials hot melt, thereby because contain impurity in the molten iron and reduce the performance and the quality of steel, the mode of present hot melting device edulcoration is artifical the filter screen of utilizing carries out the edulcoration to the molten iron, however this kind of mode has very big potential safety hazard.
In the prior art, some special steel schemes are provided, for example, patent No. 201910678702.8 is named as a high-strength special steel and a processing method thereof, the technical scheme adopts a plurality of new metal raw materials, the manufactured steel has high strength and strong anti-extrusion capability, but the raw materials used in the scheme are all new metal raw materials, so that the cost is high, and resources are wasted.
In view of this, in order to overcome the above technical problems, the present company has designed and developed a high strength special steel, manufactured a special hot melting device, and solved the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a high-strength special steel which is mainly used for solving the problems that most of the existing hot melting devices put raw materials into the hot melting device for heating and hot melting, the raw materials cannot be heated comprehensively due to accumulation in the hot melting device, so that the hot melting efficiency of the raw materials is reduced, meanwhile, in the process of hot melting of the raw materials, the performance and the quality of the steel are reduced due to impurities contained in molten iron, and the impurity removal mode of the existing hot melting device is to manually remove impurities from molten iron by using a filter screen, however, the mode has great potential safety hazards.
The technical scheme adopted by the invention for solving the technical problems is as follows: a manufacturing method of a high-strength special steel comprises the following steps:
s1: selecting waste copper-aluminum alloy, zinc-iron alloy, nickel-cobalt alloy, aluminum-silicon alloy, manganese alloy, titanium alloy, iron alloy, phosphorus and sulfur as main raw materials for manufacturing special steel; by selecting the waste materials to manufacture special steel, resources can be saved, and the utilization value of the materials is improved;
s2: sequentially putting the metal raw materials into an impurity removal device filled with acid liquor to be soaked for 1-2 hours, taking out the metal materials after soaking of the metal materials is finished, and polishing the metal raw materials; impurities and rust on the surface of the raw material can be cleaned up by soaking and polishing the raw material, so that the quality and the performance of the special steel can be improved;
s3, cutting the metal raw material into metal blocks with uniform size after polishing the metal raw material in S2, and then putting the metal blocks, phosphorus and sulfur into a hot melting device in sequence for hot melting; the raw materials can be smelted into molten iron by using the hot melting device, and impurities in the raw materials can be removed;
s4: after the hot melting of the metal blocks in the step S3 is finished, smelting the molten iron after the hot melting into steel, and then casting the steel after the smelting according to different shapes to obtain special steel;
wherein the hot melting device comprises a hot melting bin; the upper end face of the hot melting bin is sleeved with a box cover; a hot melting box is arranged below the box cover and is designed in a drum type; support columns are rotatably connected in the inner walls of the two sides of the hot melting box and are rotatably connected with the end surfaces of the two sides of the hot melting bin; the outer surface of the hot melting box is fixedly connected with two gear discs which are uniformly distributed and distributed at the two sides of the hot melting box; gear shafts are fixedly connected to the end faces of the two sides of the hot melting bin below the two gear discs through supporting rods, and the gear shafts are meshed with the gear discs; the motors are fixedly connected to the outer surfaces of the hot melting bins on the opposite sides of the two support rods, and are electrically connected with the controller through wires; the rotating shafts of the two motors are fixedly connected with the supporting rod; a feeding groove is formed in the inner wall of the hot melting box, and a control valve is installed in the feeding groove; the inner wall of the hot melting box is fixedly connected with filter boxes which are uniformly arranged, and the number of the filter boxes is four; each filter box is in an arc-shaped design, and the outer surface of each filter box is provided with uniformly-arranged filter holes; an arc-shaped groove is formed in the inner wall of the hot melting box at one side of each filter box, which is opposite to the hot melting box; a baffle is hinged in the inner wall of the filter box at one side of each filter box opposite to the arc-shaped groove through a rotating shaft, and the baffle is made of high-temperature-resistant metal materials; each baffle can extend into the arc-shaped groove; a control rod is fixedly connected to the inner wall of each filter box and is clamped into the baffle in an initial state; two side positions of each filter box are arranged in the annular grooves, and the annular grooves are all designed to surround the hot melting box; liquid leakage holes are uniformly arranged in the inner walls of the two hot melting boxes, and control valves are arranged in the liquid leakage holes; conveying belts which are uniformly arranged are rotatably connected in the inner wall of the hot melting bin below the hot melting box through a motor and are made of elastic high-temperature-resistant metal materials; the two conveying belts are both designed as filter belts and are both designed in an arc shape; the hot melting bin design extends out of one side of each of the two arc-shaped belts, which is opposite to each other; the collecting boxes are fixedly connected to the opposite sides of the two conveying belts;
when the hot melting device manufactured by the invention is used, firstly, the raw material is put into the hot melting box through the feeding groove, then the box cover is covered above the hot melting bin, the hot melting device is started, the controller controls the control valve in the feeding groove to be closed when the hot melting device is started, the hot melting device is heated, then, the controller controls the motor to rotate, and as the gear shaft fixedly connected with the motor is meshed with the gear disc on the outer surface of the hot melting box, the motor can drive the hot melting box to rotate clockwise in the rotating process, the raw materials in the hot melting box can be driven to turn over in the rotating process of the hot melting box, the raw materials can be prevented from being stacked in the process, so that the raw materials are heated unevenly and the hot melting efficiency of the raw materials is influenced, because the control rod in the filter box is clamped into the baffle in the initial state, the baffle can be fixed, the raw materials can be prevented from entering the filter box in the rotating process of the hot melting box, because the filter box which is uniformly distributed is fixedly connected in the hot melting box can stir the raw materials in the rotating process of the raw materials, the hot melting degree of the raw materials can be further improved in the process, when the raw materials are melted into molten iron, the controller controls the control rod to shrink, the baffle can rotate in the arc-shaped groove, when the filter box rotates clockwise to the bottom of the hot melting box, the molten iron in the hot melting box can flow into the filter box, the iron liquid in the filter box can flow out through the filter holes in the process that the filter box continuously rotates clockwise, impurities in the iron liquid can remain in the filter box, the impurities in the iron liquid can be collected in the process, so that the influence of excessive impurities in the iron liquid on the qualified quality of steel products is prevented, when the filter box moves to the upper side, the baffle can rotate in the arc-shaped groove under the action of inertia, when the baffle rotates to the end face of the arc-shaped groove, the outlet of the filter box can be sealed by the baffle, the impurities in the filter box can be prevented from flowing out in the process, as the filter boxes which are uniformly distributed are fixedly connected in the hot melting box, the impurities in the iron liquid can be greatly collected, so that the purity of the iron liquid can be further improved, as the liquid leakage holes which are uniformly distributed are formed in the inner wall of the annular groove, after the iron liquid is cleaned, the controller controls the control valves in the liquid leakage holes to be opened, open the back as the control valve, the molten iron in the ring channel can flow out hot melt case through the weeping hole, and drip on the conveyer belt, controller control conveyer belt rotates after the molten iron clearance is accomplished, after the molten iron flows on the conveyer belt, liquid can pass the conveyer belt and flow to hot melt storehouse bottom, remaining impurity can fall on the conveyer belt in the molten iron, can remove impurity to the collecting box in conveyer belt pivoted in-process, can further improve the purity of molten iron at this in-process, thereby improve the performance and the quality of steel, collect after the molten iron hot melt is accomplished.
Preferably, the end face of the bottom of each filter tank is fixedly connected with a collection layer, and the collection layer is made of elastic high-temperature-resistant metal materials; each collection layer is designed as a filter layer; a rotating rod is arranged above each collecting layer and rotates in the inner wall of the filter box through a rotating shaft, and the rotating rod rotates clockwise in a one-way mode; the outer surface of each rotating rod is fixedly connected with a long plate which is uniformly arranged, and the long plates are mutually attached to the end face of the filter box;
the during operation, because rose box bottom terminal surface has linked firmly the collection layer, the impurity of collection can be stored in collecting the in situ, because the collection layer is elastic design, when the rose box rotates to hot melt case top, the collection layer can be the downwardly stretching this moment, can prevent to collect intraformational impurity and spill at this in-process, simultaneously can also collect more impurity, because the collection layer is the filter layer design, the intraformational iron liquid of collection that flows in can flow out the collection layer, thereby prevent to collect the in situ residual iron liquid, influence the collection process on collection layer, because the bull stick surface has linked firmly the long slab, when the iron liquid flows into the rose box, can drive the long slab and rotate clockwise, in this in-process long slab can push the collection in situ with impurity, because the bull stick is the folk prescription to pivoted, when the rose box removes to the top, the long slab can shelter from impurity, thereby prevent that impurity spills.
Preferably, the outer surface of each long plate is fixedly connected with an extrusion strip made of an elastic high-temperature-resistant metal material; the outer surface of each extrusion strip is fixedly connected with uniformly arranged contacts;
the during operation, because the long slab surface has linked firmly the extrusion strip, can drive the extrusion strip at long slab pivoted in-process and rotate, can push the adhesion in the collection in situ at the impurity on rose box surface at this in-process, can prevent at this in-process that impurity adsorbs on the rose box surface, thereby influence the process that impurity was collected, because the extrusion strip surface has linked firmly the contact of evenly arranging, at extrusion strip pivoted in-process, the contact can bump into the hole on filtration pore and the collection layer, can prevent that impurity from blockking up the filtration pore at this process, thereby influence the process that the iron liquid flows.
Preferably, the outer surface of the filter box on one side, opposite to each collection layer, of each collection layer is hinged with metal arc plates which are uniformly arranged through a rotating shaft, and the metal arc plates are made of elastic high-temperature-resistant metal materials; the side, opposite to the filter box, of each metal arc-shaped plate is fixedly connected with short rods which are uniformly arranged, and the short rods can be inserted into the filter holes;
the during operation, because the rose box surface articulates there is the elastic metal arc, can take place to rock at rose box pivoted in-process metal arc, thereby can strike the rose box, can shake the impurity that blocks up the filtration pore at this in-process, thereby further improve the permeability of filtration pore, because metal arc surface links firmly the quarter butt of evenly arranging, at the in-process of metal arc and rose box laminating, the quarter butt can insert in the filtration pore, can further improve the clearance to the filtration pore at this in-process, can also push impurity in the rose box simultaneously.
Preferably, the two support columns are both electric telescopic rods, and the electric telescopic rods are electrically connected with the controller through wires; the end surfaces of the two opposite sides of the supporting columns are fixedly connected with top layers, and the top layers are in arc-shaped design; the opposite sides of the two top layers are fixedly connected with the inner surface of the hot melting box respectively, and the interlayer is made of elastic high-temperature-resistant metal materials; the two interlayer layers are arranged on two sides of the annular groove;
the during operation, because the support column is electric telescopic handle, at the in-process of hot melt incasement hot melt of raw materials, controller control support column stretches, because the top layer links firmly with the support column to can drive top layer extrusion interlayer, because the interlayer is made for the elastic high temperature resistant metal material, at the in-process of top layer extrusion interlayer, the interlayer can move to hot melt case central point, can push hot melt incasement portion with the molten iron at this in-process, thereby prevent that the molten iron in the hot melt incasement from too dispersing, the collection process of impurity in the influence is to the molten iron.
Preferably, the opposite side of each top layer is fixedly connected with plug-in rods which are uniformly arranged in the inner wall of the top layer, and the plug-in rods are made of high-temperature-resistant metal materials; each inserted bar is connected with the interlayer in a sliding manner, and the inserted bars extend out of the interlayer;
the during operation, because the inserted bar that links firmly all extends to the hot melt incasement in the top layer inner wall, can drive the inserted bar at the in-process that the top layer removed and remove, can stir the raw materials of hot melt incasement at this in-process to prevent to bond the blocking between the raw materials, thereby influence the hot melt process of raw materials, can also extrude the interlayer simultaneously, thereby can with and more raw materials push away to hot melt incasement middle part.
The invention has the following beneficial effects:
1. according to the invention, the collection layer and the long plate are arranged, the collection layer is elastically designed, when the filter box rotates to the position above the hot melting box, the collection layer can stretch downwards, impurities in the collection layer can be prevented from leaking in the process, more impurities can be collected at the same time, the iron liquid flowing into the collection layer can flow out of the collection layer due to the design of the collection layer as a filter layer, so that the iron liquid residual in the collection layer is prevented from influencing the collection process of the collection layer, the long plate is fixedly connected to the outer surface of the rotating rod, when the iron liquid flows into the filter box, the long plate can be driven to rotate clockwise, the impurities can be pushed into the collection layer by the long plate in the process, and when the filter box moves to the upper side, the long plate can shield the impurities due to the fact that the rotating rod rotates in a single direction, so that the impurities can.
2. According to the invention, the metal arc plate is arranged, the elastic metal arc plate is hinged to the outer surface of the filter box, the metal arc plate can shake in the rotating process of the filter box, so that the filter box can be impacted, impurities blocking the filter holes can be shaken off in the process, and the permeability of the filter holes is further improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a flow chart of a method for producing a special steel material according to the present invention;
FIG. 2 is a main body view of the heat stake device of the present invention;
FIG. 3 is a view of the main body of the hot melt box of the present invention;
FIG. 4 is a cross-sectional view of the heat stake device of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
FIG. 6 is a cross-sectional view taken at B-B of FIG. 4;
FIG. 7 is an enlarged view of a portion of FIG. 6 at C;
in the figure: the hot melting bin comprises a hot melting bin 1, a hot melting box 11, a support column 12, a top layer 13, an interlayer 14, an inserting rod 15, a gear disc 16, a gear shaft 17, a motor 18, a feeding groove 19, a filtering box 2, a filtering hole 21, an arc-shaped groove 22, a baffle 23, a collecting layer 231, a long plate 24, an extrusion strip 25, a contact 26, a metal arc-shaped plate 27, a short rod 28, an annular groove 3, a liquid leakage hole 31, a conveying belt 32 and a collecting box 33.
Detailed Description
A high-strength special steel material according to an embodiment of the present invention will be described below with reference to fig. 1 to 7.
As shown in fig. 1 to 7, the manufacturing method of the high-strength special steel material according to the present invention includes the following steps:
s1: selecting waste copper-aluminum alloy, zinc-iron alloy, nickel-cobalt alloy, aluminum-silicon alloy, manganese alloy, titanium alloy, iron alloy, phosphorus and sulfur as main raw materials for manufacturing special steel; by selecting the waste materials to manufacture special steel, resources can be saved, and the utilization value of the materials is improved;
s2: sequentially putting the metal raw materials into an impurity removal device filled with acid liquor to be soaked for 1-2 hours, taking out the metal materials after soaking of the metal materials is finished, and polishing the metal raw materials; impurities and rust on the surface of the raw material can be cleaned up by soaking and polishing the raw material, so that the quality and the performance of the special steel can be improved;
s3, cutting the metal raw material into metal blocks with uniform size after polishing the metal raw material in S2, and then putting the metal blocks, phosphorus and sulfur into a hot melting device in sequence for hot melting; the raw materials can be smelted into molten iron by using the hot melting device, and impurities in the raw materials can be removed;
s4: after the hot melting of the metal blocks in the step S3 is finished, smelting the molten iron after the hot melting into steel, and then casting the steel after the smelting according to different shapes to obtain special steel;
wherein, the hot melting device comprises a hot melting bin 1; a box cover is sleeved on the upper end face of the hot melting bin 1; a hot melting box 11 is arranged below the box cover, and the hot melting box 11 is designed in a drum type; the inner walls of two sides of the hot melting box 11 are rotatably connected with supporting columns 12, and the supporting columns 12 are rotatably connected with the end surfaces of two sides of the hot melting bin 1; the outer surface of the hot melting box 11 is fixedly connected with two gear discs 16 which are uniformly arranged, and the two gear discs 16 are distributed at the two sides of the hot melting box 11; gear shafts 17 are fixedly connected to the end surfaces of the two sides of the hot melting bin 1 below the two gear discs 16 through supporting rods, and the gear shafts 17 are meshed with the gear discs 16; the motors 18 are fixedly connected to the outer surfaces of the hot melting bin 1 on the opposite sides of the two supporting rods, and the motors 18 are electrically connected with a controller through leads; the rotating shafts of the two motors 18 are fixedly connected with the supporting rod; a feed chute 19 is formed in the inner wall of the hot melting box 11, and a control valve is arranged in the feed chute 19; the inner wall of the hot melting box 11 is fixedly connected with filter boxes 2 which are uniformly arranged, and the number of the filter boxes 2 is four; each filter box 2 is in an arc-shaped design, and the outer surface of each filter box 2 is provided with uniformly-arranged filter holes 21; an arc-shaped groove 22 is formed in the inner wall of the hot melting box 11 at one side of each filter box 2 opposite to the hot melting box 11; a baffle 23 is hinged in the inner wall of the filter box 2 through a rotating shaft at one side of each filter box 2 opposite to the arc-shaped groove 22, and the baffle 23 is made of high-temperature-resistant metal materials; each baffle plate 23 can extend into the arc-shaped groove 22; a control rod is fixedly connected to the inner wall of each filter box 2, and the control rod is clamped into the baffle 23 in an initial state; two sides of each filter box 2 are provided with annular grooves 3 in the annular grooves 3, and the annular grooves 3 are designed to surround the hot melting box 11; liquid leakage holes 31 are uniformly formed in the inner walls of the two hot melting boxes 11, and control valves are mounted in the liquid leakage holes 31; uniformly arranged conveyer belts 32 are rotatably connected in the inner wall of the hot melting bin 1 below the hot melting box 11 through motors, and the conveyer belts 32 are made of elastic high-temperature-resistant metal materials; the two conveying belts 32 are both designed as filter belts, and the conveying belts 32 are both designed in an arc shape; the hot melting bin 1 is extended from one side of each of the two arc-shaped belts, which is opposite to each other; the collecting boxes 33 are fixedly connected to the opposite sides of the two conveying belts 32;
when the hot melting device manufactured by the invention is used, firstly, the raw material is put into the hot melting box 11 through the feeding groove 19, then the box cover is covered above the hot melting bin 1, the hot melting device is started, the controller controls the control valve in the feeding groove 19 to be closed and the hot melting device to be heated, then the controller controls the motor 18 to rotate, as the gear shaft 17 fixedly connected with the motor 18 is meshed with the gear disc 16 on the outer surface of the hot melting box 11, the rotating process of the motor 18 can drive the hot melting box 11 to rotate clockwise, the rotating process of the hot melting box 11 can drive the raw materials in the hot melting box 11 to overturn, the raw materials can be prevented from being accumulated in the process, so that the raw materials are heated unevenly to influence the hot melting efficiency of the raw materials, the control rod in the filter box 2 is clamped into the baffle 23 in an initial state, so that the baffle 23 can be fixed, the raw materials can be prevented from entering the filter box 2 in the rotating process of the hot melting box 11, the filter box 2 which is uniformly distributed is fixedly connected in the hot melting box 11, the filter box 2 can stir the raw materials in the rotating process of the raw materials, the hot melting degree of the raw materials can be further improved in the process, when the raw materials are melted into molten iron, the control rod of the controller is contracted, the baffle 23 can rotate in the arc-shaped groove 22, when the filter box 2 rotates clockwise to the bottom of the hot melting box 11, the iron liquid in the hot melting box 11 can flow into the filter box 2, the iron liquid in the filter box 2 can flow out through the filter holes 21 in the process that the filter box 2 continues to rotate clockwise, impurities in the iron liquid can remain in the filter box 2, and the impurities in the iron liquid can be collected in the process, so that the qualified quality of steel products can be prevented from being influenced by the excessive impurities in the iron liquid, when the filter box 2 moves to the upper part, the baffle 23 can rotate in the arc-shaped groove 22 under the action of inertia, when the baffle 23 rotates to the end face of the arc-shaped groove 22, the outlet of the filter box 2 can be sealed by the baffle 23, the impurities in the filter box 2 can be prevented from flowing out in the process, because the filter boxes 2 which are uniformly arranged are fixedly connected in the hot melting box 11, the impurities in the iron liquid can be greatly collected, so that the purity of the iron liquid can be further improved, because the liquid leakage holes 31 which are uniformly arranged are formed in the inner wall of the annular groove 3, after the iron liquid clearance is accomplished, the control valve in the controller control weeping hole 31 is opened this moment, after the control valve is opened, the iron liquid in the ring channel 3 can flow out hot melt case 11 through weeping hole 31, and drip on conveyer belt 32, controller control conveyer belt 32 rotates after the iron liquid clearance is accomplished, after the iron liquid stream is on conveyer belt 32, liquid can pass conveyer belt 32 and flow to hot melt storehouse 1 bottom, remaining impurity can fall on conveyer belt 32 in the iron liquid, can remove impurity to the collecting box 33 in conveyer belt 32 pivoted in-process, can further improve the purity of iron liquid at this in-process, thereby improve the performance and the quality of steel, collect after the iron liquid hot melt is accomplished.
As an embodiment of the present invention, a collecting layer 231 is fixedly connected to the bottom end surface of each filter box 2, and the collecting layer 231 is made of an elastic high temperature resistant metal material; each of the collection layers 231 is of a filter layer design; a rotating rod is arranged above each collecting layer 231 and rotates in the inner wall of the filter box 2 through a rotating shaft, and the rotating rod rotates clockwise in a single direction; the outer surface of each rotating rod is fixedly connected with a long plate 24 which is uniformly arranged, and the long plates 24 are mutually attached to the end surface of the filter box 2;
when the hot melt device works, the collecting layer 231 is fixedly connected to the end face of the bottom of the filter box 2, collected impurities can be stored in the collecting layer 231, the collecting layer 231 is elastically designed, when the filter box 2 rotates to the position above the hot melt box 11, the collecting layer 231 can stretch downwards at the moment, the impurities in the collecting layer 231 can be prevented from leaking in the process, and meanwhile, more impurities can be collected, because the collecting layer 231 is designed as a filtering layer, iron liquid flowing into the collecting layer 231 can flow out of the collecting layer 231, so that the iron liquid remained in the collecting layer 231 is prevented from influencing the collecting process of the collecting layer 231, because the outer surface of the rotating rod is fixedly connected with the long plate 24, when the iron liquid flows into the filter box 2, the long plate 24 can be driven to rotate clockwise, in the process, the long plate 24 can push the impurities into the collecting layer 231, because the rotating rod rotates in a single direction, when the filter box 2 moves to the upper position, the long plate 24 can shield the impurities, thereby preventing the leakage of impurities.
As an embodiment of the present invention, an extrusion strip 25 is fixedly connected to an outer surface of each long plate 24, and the extrusion strip 25 is made of an elastic high temperature resistant metal material; the outer surface of each extrusion strip 25 is fixedly connected with uniformly arranged contacts 26;
the during operation, because long plate 24 surface has linked firmly extrusion strip 25, can drive extrusion strip 25 at long plate 24 pivoted in-process and rotate, can push the adhesion in collection layer 231 at the impurity on rose box 2 surface at this in-process, can prevent that impurity from adsorbing on rose box 2 surface at this in-process, thereby influence the process that impurity was collected, because extrusion strip 25 surface has linked firmly contact 26 of evenly arranging, at extrusion strip 25 pivoted in-process, contact 26 can strike the hole on filtration pore 21 and the collection layer 231, can prevent that impurity from blockking up filtration pore 21 at this process, thereby influence the process that the iron liquid flows.
As an embodiment of the present invention, the opposite side of each collecting layer 231 is hinged to the outer surface of the filter box 2 through a rotating shaft with uniformly arranged metal arc plates 27, and the metal arc plates 27 are made of elastic high temperature resistant metal material; each metal arc plate 27 is fixedly connected with short rods 28 which are uniformly arranged on one side opposite to the filter box 2, and the short rods 28 can be inserted into the filter holes 21;
the during operation, because 2 surfaces of rose box articulate there is elastic metal arc 27, can take place to rock at rose box 2 pivoted in-process metal arc 27, thereby can strike rose box 2, can shake the impurity that blocks up filtration pore 21 at this in-process, thereby further improve the permeability of filtration pore 21, because metal arc 27 surfaces link firmly the quarter butt 28 of evenly arranging, at the in-process of metal arc 27 with the laminating of rose box 2, quarter butt 28 can insert in the filtration pore 21, can further improve the clearance to filtration pore 21 at this in-process, simultaneously can also push impurity in the rose box 2.
As an embodiment of the present invention, the two support columns 12 are both electric telescopic rods, and both the electric telescopic rods are electrically connected to the controller through wires; the end surfaces of the two opposite sides of the supporting columns 12 are fixedly connected with top layers 13, and the top layers 13 are designed in an arc shape; the opposite sides of the two top layers 13 are fixedly connected with the inner surface of the hot melting box 11 through interlayer 14, and the interlayer 14 is made of elastic high-temperature-resistant metal materials; the two interlayer 14 are arranged on two sides of the annular groove 3;
the during operation, because support column 12 is electric telescopic handle, at the in-process of raw materials hot melt in hot melt box 11, controller control support column 12 stretches, because top layer 13 links firmly with support column 12, thereby can drive top layer 13 extrusion interlayer 14, because interlayer 14 makes for the resistant high temperature metal material of elasticity, at the in-process of top layer 13 extrusion interlayer 14, interlayer 14 can move to hot melt box 11 central point, can push hot melt box 11 middle part with the iron liquid at this in-process, thereby prevent that the iron liquid in the hot melt box 11 from too dispersing, the influence is to the collecting process of impurity in the iron liquid.
As an embodiment of the invention, the opposite side of each top layer 13 is fixedly connected with the plug-in rods 15 which are uniformly arranged in the inner wall of the top layer 13, and the plug-in rods 15 are made of high-temperature resistant metal materials; each inserted bar 15 is connected with the interlayer 14 in a sliding manner, and the inserted bars 15 extend out of the interlayer 14;
the during operation, because the inserted bar 15 that links firmly in the top layer 13 inner wall all extends to in the hot melt case 11, can drive inserted bar 15 and remove at the in-process that top layer 13 removed, can stir the raw materials in the hot melt case 11 at this in-process to prevent to bond the blocking between the raw materials, thereby influence the hot melt process of raw materials, can also extrude interlayer 14 simultaneously, thereby can with and more raw materials push away to hot melt case 11 middle part.
The specific working process is as follows:
when the hot melting device manufactured by the invention is used, raw materials are firstly put into the hot melting box 11 through the feeding groove 19, then the box cover is covered above the hot melting bin 1, the hot melting device is started, the controller controls the control valve in the feeding groove 19 to be closed and the hot melting device to be heated when the hot melting device is started, then the controller controls the motor 18 to rotate, the gear shaft 17 fixedly connected with the motor 18 is meshed with the gear disc 16 on the outer surface of the hot melting box 11, the hot melting box 11 is driven to rotate clockwise in the rotating process of the motor 18, the raw materials in the hot melting box 11 can be driven to turn over in the rotating process of the hot melting box 11, the control rod in the filtering box 2 is clamped into the baffle 23 in the initial state, so that the baffle 23 can be fixed, the raw materials can be prevented from entering the filtering box 2 in the rotating process of the hot melting box 11, and the filtering boxes 2 which are uniformly distributed and fixedly connected with the filtering boxes 2 in the hot melting box 11 can feed the raw materials into the filtering boxes Stirring, when the raw materials are melted into molten iron, the controller controls the control rod to contract at the moment, the baffle 23 can rotate in the arc-shaped groove 22 at the moment, when the filter box 2 rotates clockwise to the bottom of the hot melting box 11, the molten iron in the hot melting box 11 can flow into the filter box 2, the molten iron in the filter box 2 can flow out through the filter holes 21 in the process that the filter box 2 continues to rotate clockwise, impurities in the molten iron can remain in the filter box 2, the impurities in the molten iron can be collected in the process, when the filter box 2 moves to the upper part, the baffle 23 can rotate in the arc-shaped groove 22 under the action of inertia, when the baffle 23 rotates to the end face of the arc-shaped groove 22, the baffle 23 can seal the outlet of the filter box 2 at the moment, the impurities in the filter box 2 can be prevented from flowing out in the process, and the filter boxes 2 are evenly arranged in the hot melting box 11, thereby greatly collecting impurities in the molten iron, further improving the purity of the molten iron, as the inner wall of the annular groove 3 is provided with the liquid leakage holes 31 which are uniformly distributed, when the iron liquid is cleaned, the controller controls the control valves in the liquid leakage holes 31 to be opened, when the control valve is opened, the molten iron in the annular groove 3 flows out of the hot melting box 11 through the liquid leakage hole 31 and drops on the conveying belt 32, when the iron liquid is cleaned, the controller controls the conveyer belt 32 to rotate, and when the iron liquid is on the conveyer belt 32, the liquid can flow to the bottom of the hot melting bin 1 through the conveyer belt 32, impurities remained in the molten iron can fall on the conveyer belt 32, impurities can be moved into the collection box 33 in the process of rotating the conveying belt 32, the purity of molten iron can be further improved in the process, so that the performance and the quality of steel are improved, and the molten iron is collected after hot melting is completed.
The foregoing illustrates and describes the principles, general features, and advantages of the present 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. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A high-strength special steel is characterized in that the manufacturing method of the special steel comprises the following steps:
s1: selecting waste copper-aluminum alloy, zinc-iron alloy, nickel-cobalt alloy, aluminum-silicon alloy, manganese alloy, titanium alloy, iron alloy, phosphorus and sulfur as main raw materials for manufacturing special steel;
s2: sequentially putting the metal raw materials into an impurity removal device filled with acid liquor to be soaked for 1-2 hours, taking out the metal materials after soaking of the metal materials is finished, and polishing the metal raw materials;
s3, cutting the metal raw material into metal blocks with uniform size after polishing the metal raw material in S2, and then putting the metal blocks, phosphorus and sulfur into a hot melting device in sequence for hot melting;
s4: after the hot melting of the metal blocks in the step S3 is finished, smelting the molten iron after the hot melting into steel, and then casting the steel after the smelting according to different shapes to obtain special steel;
wherein the hot melting device comprises a hot melting bin (1); the upper end face of the hot melting bin (1) is sleeved with a box cover; a hot melting box (11) is arranged below the box cover, and the hot melting box (11) is designed in a drum type; supporting columns (12) are rotatably connected to the inner walls of the two sides of the hot melting box (11), and the supporting columns (12) are rotatably connected with the end faces of the two sides of the hot melting bin (1); the outer surface of the hot melting box (11) is fixedly connected with gear discs (16) which are uniformly arranged, and the number of the gear discs (16) is two and the gear discs are distributed at the positions of two sides of the hot melting box (11); gear shafts (17) are fixedly connected to the end faces of the two sides of the hot melting bin (1) below the two gear discs (16) through supporting rods, and the gear shafts (17) are meshed with the gear discs (16); the motors (18) are fixedly connected to the outer surfaces of the hot melting bin (1) on the opposite sides of the two support rods, and the motors (18) are electrically connected with the controller through wires; the rotating shafts of the two motors (18) are fixedly connected with the supporting rod; a feed chute (19) is formed in the inner wall of the hot melting box (11), and a control valve is installed in the feed chute (19); the inner wall of the hot melting box (11) is fixedly connected with filter boxes (2) which are uniformly arranged, and the number of the filter boxes (2) is four; each filter box (2) is in an arc-shaped design, and filter holes (21) are uniformly distributed in the outer surface of each filter box (2); an arc-shaped groove (22) is formed in the inner wall of the hot melting box (11) on one side, opposite to the hot melting box (11), of each filter box (2); a baffle (23) is hinged to the inner wall of the filter box (2) at one side of each filter box (2) opposite to the arc-shaped groove (22) through a rotating shaft, and the baffle (23) is made of a high-temperature-resistant metal material; each baffle plate (23) can extend into the arc-shaped groove (22); a control rod is fixedly connected to the inner wall of each filter box (2), and the control rod is clamped into the baffle (23) in an initial state; annular grooves (3) are formed in the annular grooves (3) at the two sides of each filter box (2), and the annular grooves (3) are designed to surround the hot melting box (11); liquid leakage holes (31) are uniformly formed in the inner walls of the two hot melting boxes (11), and control valves are mounted in the liquid leakage holes (31); conveying belts (32) which are uniformly arranged are rotatably connected in the inner wall of the hot melting bin (1) below the hot melting box (11) through a motor, and the conveying belts (32) are made of elastic high-temperature-resistant metal materials; the two conveying belts (32) are both designed as filter belts, and the conveying belts (32) are both designed in an arc shape; the hot melting bin (1) is extended from one side of each of the two arc-shaped belts, which is opposite to each other; two conveyer belt (32) are carried on the back one side mutually and are all linked firmly collecting box (33).
2. A special high-strength steel material according to claim 1, characterized in that: the end face of the bottom of each filter box (2) is fixedly connected with a collection layer (231), and the collection layers (231) are made of elastic high-temperature-resistant metal materials; each of the collection layers (231) is of a filter layer design; a rotating rod is arranged above each collecting layer (231) and rotates in the inner wall of the filter box (2) through a rotating shaft, and the rotating rod rotates clockwise in a unidirectional mode; every the bull stick surface links firmly long board (24) of evenly arranging, and long board (24) for all laminating each other with rose box (2) terminal surface.
3. A special high-strength steel material according to claim 2, characterized in that: the outer surface of each long plate (24) is fixedly connected with an extrusion strip (25), and the extrusion strips (25) are made of elastic high-temperature-resistant metal materials; the outer surface of each extrusion strip (25) is fixedly connected with uniformly arranged contacts (26).
4. A special steel material for high strength according to claim 3, wherein: the outer surface of the filter box (2) on one side opposite to each collection layer (231) is hinged with uniformly arranged metal arc plates (27) through a rotating shaft, and the metal arc plates (27) are made of elastic high-temperature-resistant metal materials; each metal arc plate (27) and the opposite side of the filter box (2) are fixedly connected with short rods (28) which are uniformly arranged, and the short rods (28) can be inserted into the filter holes (21).
5. A special high-strength steel material according to claim 1, characterized in that: the two support columns (12) are both electric telescopic rods, and the electric telescopic rods are electrically connected with the controller through wires; the end faces of the two opposite sides of the supporting columns (12) are fixedly connected with top layers (13), and the top layers (13) are designed in an arc shape; the opposite sides of the two top layers (13) are fixedly connected with the inner surface of the hot melting box (11) through interlayer (14), and the interlayer (14) is made of elastic high-temperature-resistant metal materials; the two interlayer (14) are arranged on two sides of the annular groove (3).
6. A special steel material for high strength according to claim 5, wherein: the opposite side of each top layer (13) is fixedly connected with plug-in rods (15) which are uniformly arranged in the inner wall of the top layer (13), and the plug-in rods (15) are made of high-temperature-resistant metal materials; each inserted bar (15) is connected with the interlayer (14) in a sliding mode, and the inserted bars (15) extend out of the interlayer (14).
CN202010746196.4A 2020-07-29 2020-07-29 High-strength special steel Pending CN111926235A (en)

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