CN113774184A - Open type scrap steel heating device and method for sundry pretreatment - Google Patents
Open type scrap steel heating device and method for sundry pretreatment Download PDFInfo
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- CN113774184A CN113774184A CN202110912177.9A CN202110912177A CN113774184A CN 113774184 A CN113774184 A CN 113774184A CN 202110912177 A CN202110912177 A CN 202110912177A CN 113774184 A CN113774184 A CN 113774184A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 140
- 238000010438 heat treatment Methods 0.000 title claims abstract description 140
- 239000010959 steel Substances 0.000 title claims abstract description 140
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000012535 impurity Substances 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 25
- 238000007885 magnetic separation Methods 0.000 claims description 19
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000002203 pretreatment Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 14
- 229910052742 iron Inorganic materials 0.000 abstract description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 238000003723 Smelting Methods 0.000 abstract description 2
- 239000003034 coal gas Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 229910052751 metal Inorganic materials 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- 206010003497 Asphyxia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/56—Manufacture of steel by other methods
- C21C5/562—Manufacture of steel by other methods starting from scrap
- C21C5/565—Preheating of scrap
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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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- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention relates to the field of metal smelting, in particular to an open type scrap steel heating device for impurity pretreatment and a method thereof. The technical problem is as follows: the existing furnace heating mode is closed heating, so that the danger is extremely high, and people are easy to suffocate and explode. The technical implementation scheme of the invention is as follows: an open type scrap steel heating device for sundry pretreatment comprises a first connecting frame, a second connecting frame and a scrap steel heating mechanism; a second connecting frame is arranged behind the first connecting frame; and the upper parts of the first connecting frame and the second connecting frame are connected with a scrap steel heating mechanism, and the scrap steel heating mechanism is used for heating scrap steel. The invention adopts the open type scrap steel heating container, overcomes the problem that personnel are easy to suffocate and explode because the scrap steel is heated in a sealed manner through a furnace in the prior art, recycles the scrap steel, greatly reduces the proportion of molten iron, reduces the carbon emission caused by iron ore, thereby reducing the production cost, protecting the environment and preventing coal gas from accumulating.
Description
Technical Field
The invention relates to the field of metal smelting, in particular to an open type scrap steel heating device for impurity pretreatment and a method thereof.
Background
The scrap steel preheating technology is a trend of saving energy and reducing emission in the steel making industry at present, reducing the consumption of iron ores (molten iron) and greatly improving the scrap steel making proportion.
The scrap steel is used as a renewable resource, the natural loss is very low, the utilization rate is very high, and during steel making, the scrap steel is exchanged for iron ore in a proper amount, so that the carbon emission is reduced, and the cost is controlled. When the existing furnace preheating device is used for preheating waste steel, the furnace works under a relatively closed condition, so that explosion is easily caused, and meanwhile, workers are in danger of suffocation when entering the furnace.
Therefore, a novel furnace-free waste steel explosion-proof safety heating device and a method thereof are provided, wherein the waste steel is subjected to preheating treatment in an open heating mode.
Disclosure of Invention
In order to overcome the defects that the existing furnace heating mode is closed heating, the danger is extremely high, and people are easy to suffocate and explode, the technical problem is as follows: an open type scrap steel heating device for sundry pretreatment and a method thereof are provided.
The technical implementation scheme of the invention is as follows: an open type scrap steel heating device for sundry pretreatment comprises a first connecting frame, a second connecting frame and a scrap steel heating mechanism; a second connecting frame is arranged behind the first connecting frame; the upper parts of the first connecting frame and the second connecting frame are connected with a scrap steel heating mechanism;
the scrap steel heating mechanism comprises a heating box body, a first igniter, a second igniter, a first arc baffle and a second arc baffle; the upper parts of the first connecting frame and the second connecting frame are fixedly connected with a heating box body; the left upper part of the heating box body is connected with a plurality of first igniters; the right upper part of the heating box body is connected with a plurality of second igniters; the left lower part of the heating box body is connected with a first arc baffle in a sliding way; the right lower part of the heating box body is connected with a second arc baffle in a sliding way, and the left part of the second arc baffle is connected with the right part of the first arc baffle in a contact way; the heating box body, the first arc baffle plate and the second arc baffle plate form a heating cavity.
As a preferred technical scheme of the invention, the scrap steel heating mechanism further comprises a first sliding chute, a T-shaped sliding block, a high-temperature-resistant spring and a shifting plate; the front side and the rear side of the second arc baffle plate are both provided with a first sliding chute; at least three T-shaped sliding blocks are connected in each first sliding groove in a sliding mode, and the height of each T-shaped sliding block is reduced from left to right in sequence; a high-temperature resistant spring is fixedly connected between two adjacent T-shaped sliding blocks; the top ends of the two T-shaped sliding blocks which are symmetrical in front and back are fixedly connected with a shifting plate; the first arc baffle plate and the second arc baffle plate are symmetrical, and the same part connected with the second arc baffle plate is connected to the first arc baffle plate.
As a preferred technical scheme of the invention, the device also comprises a power assembly, wherein the front parts of the lower surfaces of the first arc baffle plate and the second arc baffle plate are connected with the power assembly; the power assembly comprises a mounting frame, a first motor, a first rotating rod, a first gear, a first arc-shaped rack, a second motor, a second rotating rod, a first connecting plate, a second gear and a second arc-shaped rack; a mounting frame is arranged below the first connecting frame, and a first motor is arranged on the left side above the mounting frame; a first rotating rod is fixedly connected to an output shaft of the first motor; the rear part of the outer surface of the first rotating rod is fixedly connected with a first gear; the front part of the lower surface of the first arc baffle plate is fixedly connected with a first arc rack, and the lower part of the first arc rack is meshed with the first gear; a second motor is arranged at the right part above the mounting rack; the rear end face of the output shaft of the second motor is fixedly connected with a second rotating rod; the rear part of the outer surface of the second rotating rod is rotatably connected with a first connecting plate; a second gear is fixedly connected to the rear side of the first connecting plate on the outer surface of the second rotating rod; the front part of the lower surface of the second arc baffle plate is fixedly connected with a second arc rack, and the lower part of the second arc rack is meshed with a second gear.
As a preferred technical scheme of the invention, the heating box further comprises a collecting lifting mechanism, wherein the collecting lifting mechanism is arranged below the heating box body and is connected with the mounting frame and the first rotating rod; the collecting lifting mechanism comprises a second connecting plate, a third rotating rod, a first driving wheel, a second driving wheel, a third gear, a first telescopic supporting column, a linear sliding rail, a second sliding groove, a first telescopic piece, a third connecting plate, a first L-shaped plate, a first rack and a first collecting box; the rear part of the outer surface of the first rotating rod is rotatably connected with a second connecting plate; the middle part of the second connecting plate is rotatably connected with a third rotating rod, and the front part of the outer surface of the third rotating rod is rotatably connected with the mounting frame; the rear end part of the outer surface of the third rotating rod is fixedly connected with a first driving wheel; a third gear is fixedly connected to the rear side of the first transmission wheel on the outer surface of the third rotating rod; a second driving wheel is fixedly connected to the front side of the second connecting plate on the outer surface of the first rotating rod, and the outer ring surface of the second driving wheel is in transmission connection with the first driving wheel through a belt; four first telescopic supporting columns in rectangular array are arranged below the heating box body; the upper parts of the four first telescopic supporting columns are fixedly connected with linear sliding rails; the left front part of the lower surface of the linear slide rail is fixedly connected with a first telescopic piece; the front end face of the first telescopic piece is fixedly connected with a third connecting plate; the left part of the third connecting plate is fixedly connected with a first L-shaped plate, and the bottom of the first L-shaped plate is in sliding connection with a second sliding groove formed in the linear sliding rail; the right side surface of the first L-shaped plate is fixedly connected with a first rack; the first collecting box is connected inside the linear slide rail in a sliding manner; the rear end face of the first collecting box is fixedly connected with a bolting plate.
As a preferred technical scheme of the invention, the heating box further comprises a feeding mechanism, wherein the feeding mechanism is arranged on the left side of a feeding port above the heating box body and is connected with a first rotating rod; the feeding mechanism comprises a supporting rod, a transfer hopper, a fourth connecting plate, a fourth rotating rod, a cam, a third driving wheel, a fourth driving wheel, a second telescopic piece and a second L-shaped plate; two support rods are arranged on the left side of the linear slide rail; the top ends of the two support rods are fixedly connected with a transfer hopper; the upper parts of the outer surfaces of the two support rods are fixedly connected with a fourth connecting plate; the upper parts of the opposite sides of the two fourth connecting plates are rotatably connected with fourth rotating rods; the left part of the outer surface of the fourth rotating rod and the right part of the outer surface of the fourth rotating rod are both fixedly connected with a cam, and the two cams are in contact connection with the lower surface of the transfer hopper; the front end part of the outer surface of the fourth rotating rod is fixedly connected with a third driving wheel; the front part of the outer surface of the first rotating rod is fixedly connected with a fourth driving wheel, and the outer ring surface of the fourth driving wheel is in transmission connection with a third driving wheel through a belt; two second telescopic pieces are fixedly connected to the right part below the transfer hopper; the bottom ends of the two second telescopic pieces are fixedly connected with a second L-shaped plate, and a vertical plate of the second L-shaped plate is in sliding connection with the right part of the transfer hopper; the two cams are made of elastic materials.
As a preferred technical scheme of the invention, the magnetic separation device also comprises a magnetic separation mechanism, wherein the left sides of the two support rods are provided with the magnetic separation mechanism; the magnetic separation mechanism comprises a third connecting frame, a fourth connecting frame, an electromagnet, a fifth connecting frame, a third motor, a sixth connecting frame, a fluted disc, a different gear, a fourth gear, a fifth rotating rod, a sixth connecting plate and a transfer plate; a third connecting frame and a fourth connecting frame are sequentially arranged on the left sides of the two supporting rods; electromagnets are fixedly connected to the middle upper parts of the third connecting frame and the fourth connecting frame; a fifth connecting frame is arranged at the rear part between the third connecting frame and the fourth connecting frame; a third motor is arranged above the fifth connecting frame; the upper part of the front side surface of the fifth connecting frame is fixedly connected with a sixth connecting frame, and the sixth connecting frame is rotatably connected with an output shaft of a third motor; a fluted disc is fixedly connected with an output shaft of the third motor; the middle part of the end face of the third motor far away from the fluted disc is fixedly connected with a different gear; the fluted disc and the different gear are provided with the same number of teeth; the front part of the sixth connecting frame is rotatably connected with a fifth rotating rod; the rear end part of the fifth rotating rod is fixedly connected with a fourth gear, and the fourth gear is meshed with the fluted disc and the different gear; the front end part of the fifth rotating rod is rotatably connected with a sixth connecting plate; the outer surface of the fifth rotating rod is fixedly connected with a transfer plate.
As a preferred technical scheme of the invention, the magnetic separation mechanism further comprises an electric slide rail, an electric slide block, a fifth connecting plate and a deflector rod; the rear parts of the third connecting frame and the fourth connecting frame are fixedly connected with electric sliding rails; the left part of the outer surface of the electric slide rail is connected with an electric slide block in a sliding way; the lower surface of the electric sliding block is fixedly connected with a fifth connecting plate; the bottom of the fifth connecting plate is fixedly connected with a shifting lever, and the shifting lever is positioned on the left side below the electromagnet.
As a preferred technical scheme of the invention, the transfer device further comprises a transfer and collection mechanism, wherein the third motor is connected with the transfer and collection mechanism, and the transfer and collection mechanism is positioned below the transfer plate; the transferring and collecting mechanism comprises a fifth gear, a second telescopic supporting column, a third telescopic supporting column, a second collecting box, a third L-shaped plate, a rectangular hole, a baffle, a third telescopic piece, a seventh connecting plate, an eighth connecting plate and a second rack; a fifth gear is fixedly connected with an output shaft of the third motor; two second telescopic supporting columns are arranged on the right side below the transfer plate; two third telescopic supporting columns are arranged on the left side below the transfer plate; the top ends of the two third telescopic supporting columns are fixedly connected with a second collecting box; the top ends of the two second telescopic supporting columns are fixedly connected with a third L-shaped plate, and the left end face of the third L-shaped plate is fixedly connected with the right side face of the second collecting box; a rectangular hole is formed in the lower portion of the right side plate of the third L-shaped plate; a baffle is fixedly connected to both sides of the front of the right part of the baffle; the rear right part of the lower surface of the third L-shaped plate is fixedly connected with a third telescopic piece; a seventh connecting plate is fixedly connected to the left end face of the third telescopic piece; the rear part of the seventh connecting plate is fixedly connected with an eighth connecting plate; the eighth connecting plate is fixedly connected with a second rack on the right, and the second rack is located on the left side of the fifth gear.
As a preferred technical scheme of the invention, the transfer mechanism is further included, the transfer mechanism is arranged on the left side of the two support rods, and the transfer mechanism is positioned on the right side of the third L-shaped plate; the transfer mechanism comprises a seventh connecting frame, an eighth connecting frame, a ninth connecting frame, a fourth motor, a screw rod, a transmission plate, a polish rod, a sliding plate, a transfer hopper and an electric door; a seventh connecting frame, an eighth connecting frame and a ninth connecting frame are arranged on the right side of the third L-shaped plate; a fourth motor is arranged on the ninth connecting frame; the rear part of the seventh connecting frame is rotatably connected with a screw rod, and the bottom end of the screw rod is fixedly connected with an output shaft of a fourth motor; the bottom of the outer surface of the screw rod is in transmission connection with a transmission plate; the front part of the eighth connecting frame is fixedly connected with a polished rod; the bottom of the outer surface of the polished rod is connected with a sliding plate in a sliding way; a transfer hopper is fixedly connected between the transmission plate and the sliding plate; the right side surface of the transfer bucket is hinged with an electric door.
An open type scrap steel heating method for sundry pretreatment comprises the following working steps:
the method comprises the following steps: pretreating the scrap steel, and removing impurities in the scrap steel;
step two: adding scrap steel, and adding the scrap steel into a scrap steel heating mechanism, wherein the scrap steel is positioned in the heating cavity;
step three: heating the scrap steel, and heating the scrap steel through a first igniter and a second igniter;
step four: and sending out the scrap steel, and enabling the first arc baffle plate and the second arc baffle plate to move away from each other so that the scrap steel can be transferred downwards.
The invention has the beneficial effects that: 1. the invention adopts the open type scrap steel heating container, overcomes the problem that personnel are easy to suffocate and explode because the scrap steel is heated in a sealed manner through a furnace in the prior art, recycles the scrap steel, greatly reduces the proportion of molten iron, reduces the carbon emission caused by iron ore, thereby reducing the production cost, protecting the environment and preventing coal gas from accumulating.
2. Through having designed scrap steel heating mechanism and power component, can carry out open even heating to the scrap steel, when heating the scrap steel, through constantly stirring the scrap steel, let the scrap steel be heated evenly, when transferring the scrap steel downwards simultaneously, can avoid the scrap steel to remain in the heating chamber.
3. Through having designed and collected elevating system and feeding mechanism, can strike next batch pending steel scrap in advance when steel scrap heating mechanism heats the steel scrap, make its distribution even to do benefit to follow-up heating evenly, when steel scrap heating mechanism shifts out the steel scrap simultaneously, let the steel scrap limit that shifts out in the first collecting box limit receiving heating chamber move down, thereby avoid the steel scrap to drop from the eminence, the spark that splashes.
4. Through having designed magnetic separation mechanism and having shifted and collect the mechanism, can separate out the debris in the steel scrap to when avoiding magnetism to inhale, the steel scrap is taken away debris together, can separately shift debris and the steel scrap in the steel scrap simultaneously.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic perspective view of a second embodiment of the present invention;
FIG. 4 is a schematic view of a first combined perspective structure of a scrap heating mechanism and a power assembly according to the present invention;
FIG. 5 is a schematic view of a second combined perspective structure of a scrap heating mechanism and power assembly according to the present invention;
FIG. 6 is a schematic view of a partial perspective view of the combination of the scrap heating mechanism and the power assembly of the present invention;
FIG. 7 is a partial perspective view of the scrap heating mechanism according to the present invention;
FIG. 8 is a schematic view of the combined structure of the scrap heating mechanism, the power assembly and the collection elevator mechanism of the present invention;
FIG. 9 is a schematic view of a partial perspective view of the power assembly and collection lift mechanism combination of the present invention;
FIG. 10 is a schematic view of the combined three-dimensional structure of the scrap steel heating mechanism, the power assembly, the collecting and lifting mechanism and the feeding mechanism of the present invention;
FIG. 11 is a schematic perspective view of the feeding mechanism of the present invention;
FIG. 12 is a schematic perspective view of a magnetic separation mechanism according to the present invention;
FIG. 13 is a schematic view of a first partial perspective structure of the magnetic separation mechanism of the present invention;
FIG. 14 is a schematic view of a second partial perspective structure of the magnetic separation mechanism of the present invention;
FIG. 15 is a schematic view of a partial perspective structure of the magnetic separation mechanism and the transfer collection mechanism of the present invention;
FIG. 16 is a schematic perspective view of the transfer mechanism of the present invention;
fig. 17 is a partial perspective view of the transfer mechanism of the present invention.
In the reference symbols: 1-a first connecting frame, 2-a second connecting frame, 3-a scrap heating mechanism, 301-a heating box body, 302-a first igniter, 303-a second igniter, 304-a first arc baffle, 305-a second arc baffle, 305 a-a first chute, 306-a T-shaped sliding block, 307-a high-temperature resistant spring, 308-a shifting plate, 4-a power assembly, 401-a mounting frame, 402-a first motor, 403-a first rotating rod, 404-a first gear, 405-a first arc rack, 406-a second motor, 407-a second rotating rod, 408-a first connecting plate, 409-a second gear, 410-a second arc rack, 5-a collecting lifting mechanism, 501-a second connecting plate, 502-a third rotating rod, 503-a first driving wheel, 504-a second transmission wheel, 505-a third gear, 506-a first telescopic support column, 507-a linear sliding rail, 507 a-a second sliding chute, 508-a first telescopic part, 509-a third connecting plate, 510-a first L-shaped plate, 511-a first rack, 512-a first collecting box, 6-a feeding mechanism, 601-a support rod, 602-a middle rotating hopper, 603-a fourth connecting plate, 604-a fourth rotating rod, 605-a cam, 606-a third transmission wheel, 607-a fourth transmission wheel, 608-a second telescopic part, 609-a second L-shaped plate, 7-a magnetic separation mechanism, 701-a third connecting frame, 702-a fourth connecting frame, 703-an electromagnet, 704-an electric sliding rail, 705-an electric sliding block and 706-a fifth connecting plate, 707-deflector rod, 708-fifth connecting frame, 709-third motor, 710-sixth connecting frame, 711-fluted disc, 712-different gear, 713-fourth gear, 714-fifth rotating rod, 715-sixth connecting plate, 716-transfer plate, 8-transfer collection mechanism, 801-fifth gear, 802-second telescopic support column, 803-third telescopic support column, 804-second collection box, 805-third L-shaped plate, 805 a-rectangular hole, 806-baffle, 807-third telescopic member, 808-seventh connecting plate, 809-eighth connecting plate, 810-second rack, 9-transfer mechanism, 901-seventh connecting frame, 902-eighth connecting frame, 903-ninth connecting frame, 904-fourth motor, 905-screw rod, 906-driving plate, 907-polished rod, 908-sliding plate, 909-transfer bucket, 910-power door.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description, but the invention is not limited to the scope of protection and application.
In an embodiment of the present invention, 508-the first telescoping member, 608-the second telescoping member, and 807-the third telescoping member is a power putter.
Example 1
An open type scrap steel heating device for sundry pretreatment is shown in figures 1-3 and comprises a first connecting frame 1, a second connecting frame 2 and a scrap steel heating mechanism 3; a second connecting frame 2 is arranged behind the first connecting frame 1; the upper parts of the first connecting frame 1 and the second connecting frame 2 are connected with a scrap steel heating mechanism 3, and the scrap steel heating mechanism 3 is used for heating scrap steel.
When the novel furnace-free explosion-proof safety heating device for the steel scraps is used, the device is firstly installed on a horizontal ground, then a power supply is switched on, the operation condition of the device is adjusted, the pretreated steel scraps such as the ends of the steel scraps, the tails, the cuttings, the leftover materials and the like are added into an open heating container in a steel scrap heating mechanism 3, and the steel scraps are heated by the steel scrap heating mechanism 3.
Example 2
On the basis of embodiment 1, as shown in fig. 4 to 7, the scrap heating mechanism 3 includes a heating box 301, a first igniter 302, a second igniter 303, a first arc baffle 304 and a second arc baffle 305; the upper parts of the first connecting frame 1 and the second connecting frame 2 are connected with a heating box body 301 through bolts; a plurality of first igniters 302 are connected to the upper left portion of the heating box body 301; a plurality of second igniters 303 are connected to the upper right portion of the heating box body 301; the left lower part of the heating box body 301 is connected with a first arc baffle plate 304 in a sliding way; a second arc baffle 305 is connected to the right lower part of the heating box body 301 in a sliding manner, and the left part of the second arc baffle 305 is connected with the right part of the first arc baffle 304 in a contact manner; the heating chamber body 301, the first arc baffle plate 304 and the second arc baffle plate 305 form a heating chamber.
The scrap steel heating mechanism 3 further comprises a first chute 305a, a T-shaped slide block 306, a high-temperature resistant spring 307 and a shifting plate 308; the front side and the rear side of the second arc baffle 305 are both provided with a first chute 305 a; at least three T-shaped sliding blocks 306 are connected in each first sliding groove 305a in a sliding manner, and the heights of the T-shaped sliding blocks 306 are sequentially reduced from left to right; a high-temperature resistant spring 307 is fixedly connected between two adjacent T-shaped sliding blocks 306; the top ends of the two T-shaped sliding blocks 306 which are symmetrical in front and back are fixedly connected with a shifting plate 308, and the shifting plate 308 is used for shifting the scrap steel to move; the first arc baffle 304 and the second arc baffle 305 are symmetrical, and the same component connected to the second arc baffle 305 is connected to the first arc baffle 304.
The power assembly 4 is further included, and the front parts of the lower surfaces of the first arc baffle plate 304 and the second arc baffle plate 305 are connected with the power assembly 4; the power assembly 4 comprises a mounting frame 401, a first motor 402, a first rotating rod 403, a first gear 404, a first arc-shaped rack 405, a second motor 406, a second rotating rod 407, a first connecting plate 408, a second gear 409 and a second arc-shaped rack 410; a mounting frame 401 is arranged below the first connecting frame 1, and a first motor 402 is arranged on the left side above the mounting frame 401; a first rotating rod 403 is fixedly connected to an output shaft of the first motor 402; a first gear 404 is fixedly connected to the rear part of the outer surface of the first rotating rod 403; the front part of the lower surface of the first arc baffle plate 304 is fixedly connected with a first arc rack 405, and the lower part of the first arc rack 405 is meshed with the first gear 404; a second motor 406 is arranged at the right part above the mounting frame 401; a second rotating rod 407 is fixedly connected to the rear end face of the output shaft of the second motor 406; the rear part of the outer surface of the second rotating rod 407 is rotatably connected with a first connecting plate 408; a second gear 409 is fixedly connected to the rear side of the first connecting plate 408 on the outer surface of the second rotating rod 407; a second arc-shaped rack 410 is fixedly connected to the front portion of the lower surface of the second arc-shaped baffle 305, and the lower portion of the second arc-shaped rack 410 is meshed with the second gear 409.
After adding the scrap steel into the scrap steel heating mechanism 3, the scrap steel is in a heating cavity formed by a heating box body 301, a first arc baffle plate 304 and a second arc baffle plate 305, then controlling a plurality of first igniters 302 and second igniters 303 to work, igniting gas sent by external gas conveying equipment, and heating the scrap steel in the heating cavity, wherein in the heating process, the first motor 402 is controlled to rotate in the forward direction, the output shaft of the first motor 402 drives the first gear 404 to rotate clockwise through the first rotating rod 403, further the first gear 404 drives the first arc baffle plate 304 to slide in an arc shape towards the right on the left side of the bottom of the heating box body 301 through the first arc rack 405, meanwhile, the second motor 406 is controlled to rotate in the forward direction, then the output shaft of the second motor 406 drives the second gear to rotate clockwise through the second rotating rod 407, further the second gear 409 drives the first arc baffle plate 304 to slide in an arc shape towards the right on the right side of the bottom of the heating box body 301 through the second arc rack 410, thus, the first arc baffle plate 304 and the second arc baffle plate 305 are driven to integrally slide rightwards in an arc shape, then when the first arc baffle plate 304 and the second arc baffle plate 305 slide to the tail end of the stroke, the first motor 402 and the second motor 406 are controlled to reversely rotate, so that the first arc baffle plate 304 and the second arc baffle plate 305 are driven to slide leftwards in the bottom of the heating box body 301 in an arc shape, so that the first arc baffle plate 304 and the second arc baffle plate 305 are mutually attached and slide in a reciprocating arc shape at the bottom of the heating box body 301, and waste steel in the heating cavity is driven to move;
further, after the heating of the steel scrap is completed, the first arc baffle plate 304 and the second arc baffle plate 305 return to the initial state, then the first motor 402 is controlled to rotate reversely, the second motor 406 rotates forwardly, and then the first arc baffle plate 304 is driven to slide in an arc shape leftwards, and at the same time the second arc baffle plate 305 is driven to slide in an arc shape rightwards, so that the first arc baffle plate 304 and the second arc baffle plate 305 move away from each other and cancel the contact, then the steel scrap heated in the heating chamber can be transferred downwards, further, in the process that the second arc baffle plate 806 slides rightwards and the steel scrap is transferred downwards, the rightmost shifting plate 308 is contacted with the inner wall of the heating box body 301, the leftmost shifting plate 308 is contacted with the left end surface of the first chute 305a of the second arc baffle plate 305, and the shifting plates 308 are stacked together at the same time, the high temperature resistant springs 307 between the adjacent shifting plates 308 are matched and contracted, and then when the second arc baffle plate 806 moves rightmost, the plurality of pulling plates 308 connected to the second circular arc baffle 305 are stacked one on another in a staircase shape so that the scrap steel above and below the pulling plates 308 is transferred downward by gravity.
Example 3
On the basis of embodiment 2, as shown in fig. 8 to 11, the heating box further comprises a collecting lifting mechanism 5, the collecting lifting mechanism 5 is arranged below the heating box body 301, and the collecting lifting mechanism 5 is connected with the mounting frame 401 and the first rotating rod 403; the collecting lifting mechanism 5 comprises a second connecting plate 501, a third rotating rod 502, a first driving wheel 503, a second driving wheel 504, a third gear 505, a first telescopic supporting column 506, a linear sliding rail 507, a second sliding groove 507a, a first telescopic piece 508, a third connecting plate 509, a first L-shaped plate 510, a first rack 511 and a first collecting box 512; a second connecting plate 501 is rotatably connected to the rear part of the outer surface of the first rotating rod 403; a third rotating rod 502 is rotatably connected to the middle of the second connecting plate 501, and the front part of the outer surface of the third rotating rod 502 is rotatably connected with the mounting frame 401; a first driving wheel 503 is fixedly connected to the rear end of the outer surface of the third rotating rod 502; a third gear 505 is fixedly connected to the rear side of the first transmission wheel 503 on the outer surface of the third rotating rod 502; a second driving wheel 504 is fixedly connected to the front side of the second connecting plate 501 on the outer surface of the first rotating rod 403, and the outer annular surface of the second driving wheel 504 is in transmission connection with a first driving wheel 503 through a belt; four first telescopic support columns 506 in a rectangular array are arranged below the heating box body 301; the upper parts of the four first telescopic supporting columns 506 are fixedly connected with linear sliding rails 507; the left front part of the lower surface of the linear slide rail 507 is fixedly connected with a first telescopic piece 508; a third connecting plate 509 is fixedly connected to the front end face of the first telescopic member 508; the left part of the third connecting plate 509 is connected with a first L-shaped plate 510 through a bolt, and the bottom of the first L-shaped plate 510 is in sliding connection with a second sliding groove 507a formed in the linear sliding rail 507; a first rack 511 is fixedly connected to the right side of the first L-shaped plate 510; a first collecting box 512 is connected inside the linear sliding rail 507 in a sliding manner; the rear end face of the first collecting box 512 is welded with a bolting plate.
The heating box body 301 is characterized by further comprising a feeding mechanism 6, wherein the feeding mechanism 6 is arranged on the left side of a feeding port above the heating box body 301, and the feeding mechanism 6 is connected with a first rotating rod 403; the feeding mechanism 6 comprises a support rod 601, a transfer hopper 602, a fourth connecting plate 603, a fourth rotating rod 604, a cam 605, a third driving wheel 606, a fourth driving wheel 607, a second telescopic piece 608 and a second L-shaped plate 609; two support rods 601 are arranged on the left side of the linear slide rail 507; the top ends of the two support rods 601 are connected with a transfer hopper 602 through bolts, and the transfer hopper 602 is used for transferring the scrap steel into the heating box body 301; the upper parts of the outer surfaces of the two support rods 601 are welded with a fourth connecting plate 603; a fourth rotating rod 604 is rotatably connected to the upper part of one opposite side of the two fourth connecting plates 603; the left part and the right part of the outer surface of the fourth rotating rod 604 are fixedly connected with a cam 605, and the two cams 605 are in contact connection with the lower surface of the transfer hopper 602; the front end part of the outer surface of the fourth rotating rod 604 is fixedly connected with a third driving wheel 606; the front part of the outer surface of the first rotating rod 403 is fixedly connected with a fourth driving wheel 607, and the outer annular surface of the fourth driving wheel 607 is in driving connection with a third driving wheel 606 through a belt; two second telescopic pieces 608 are connected to the right part of the lower part of the transfer hopper 602 through bolts; the bottom ends of the two second telescopic pieces 608 are fixedly connected with a second L-shaped plate 609, and the vertical plate of the second L-shaped plate 609 is in sliding connection with the right part of the transfer hopper 602; the two cams 605 are made of elastic material.
During operation, firstly transferring the scrap steel into the transfer hopper 602, at this time, the scrap steel heating mechanism 3 can heat the previous batch of scrap steel, when the scrap steel heating mechanism 3 operates, the first rotating rod 403 rotates to drive the fourth driving wheel 607 to rotate, the fourth driving wheel 607 drives the third driving wheel 606 to rotate through a belt, and further the third driving wheel 606 drives the two cams 605 to rotate through the fourth rotating rod 604, when the cams 605 rotate, the cams 605 continuously knock the transfer hopper 602, so that the scrap steel in the transfer hopper 602 is uniformly distributed, and the scrap steel transferred into the heating cavity is uniformly distributed, thereby facilitating heating, further, before the power assembly 4 drives the first arc baffle plate 304 and the second arc baffle plate 305 to move away from each other and transfer out of the scrap steel in the heating cavity, firstly, the first telescopic piece 508 drives the first rack 511 to mesh with the third gear 505 through the third connecting plate 509 and the first L template 510, further, in the process that the first rotating rod 403 is driven to rotate counterclockwise, the first rotating rod 403 drives the first driving wheel 503 to rotate through the second driving wheel 504, the first driving wheel 503 drives the third gear 505 to rotate counterclockwise through the third rotating rod 502, so that the third gear 505 drives the third connecting plate 509 and the first L-shaped plate 510 to move downward through the first rack 511 engaged with the third gear at the moment, so as to drive the linear sliding rail 507 and the first collecting box 512 to move downward, when the linear sliding rail 507 moves downward, the four first telescopic supporting columns 506 are compressed, further, when the first collecting box 512 moves downward, the first collecting box 512 continuously descends along with the continuous addition of the scrap steel, so that the scrap steel can be prevented from falling from a higher position and flying sparks are prevented from splashing, further, after all the scrap steel in the heating chamber is transferred, the first arc baffle plate 304 and the second arc baffle plate 305 return to the initial position, then the two second telescopic pieces 608 drive the second L-shaped plate 609 to move downwards, the limit on the right side of the transfer hopper 602 is cancelled, the scrap steel in the transfer hopper 602 is transferred to the heating cavity formed by the heating box body 301, the first arc baffle plate 304 and the second arc baffle plate 305 through the inclined bottom of the transfer hopper 602, then the second L-shaped plate 609 is reset, further, the bolting plate on the first collecting box 512 is connected through an external device, and then the first collecting box 512 is pulled out from the linear slide rail 507.
Example 4
On the basis of the embodiment 3, as shown in fig. 12 to 15, the magnetic separation device 7 is further included, and the magnetic separation device 7 is arranged on the left side of the two support rods 601; the magnetic separation mechanism 7 comprises a third connecting frame 701, a fourth connecting frame 702, an electromagnet 703, a fifth connecting frame 708, a third motor 709, a sixth connecting frame 710, a fluted disc 711, a different gear 712, a fourth gear 713, a fifth rotating rod 714, a sixth connecting plate 715 and a transfer plate 716; a third connecting frame 701 and a fourth connecting frame 702 are sequentially arranged on the left sides of the two support rods 601; the electromagnets 703 are connected to the middle upper parts of the third connecting frame 701 and the fourth connecting frame 702 through bolts, and the electromagnets 703 are used for magnetically attracting scrap steel; a fifth connecting frame 708 is arranged at the rear part between the third connecting frame 701 and the fourth connecting frame 702; a third motor 709 is installed above the fifth connecting frame 708; a sixth connecting frame 710 is connected to the upper portion of the front side of the fifth connecting frame 708 through a bolt, and the sixth connecting frame 710 is rotatably connected to an output shaft of a third motor 709; a fluted disc 711 is fixedly connected to an output shaft of the third motor 709; the middle part of the end surface of the third motor 709, which is far away from the fluted disc 711, is connected with a special gear 712 through a bolt; the fluted disc 711 and the different gear 712 are provided with the same number of teeth; a fifth rotating rod 714 is rotatably connected to the front part of the sixth connecting frame 710; a fourth gear 713 is fixedly connected to the rear end of the fifth rotating rod 714, and the fourth gear 713 is meshed with the fluted disc 711 and the different gear 712; a sixth connecting plate 715 is rotatably connected to the front end of the fifth rotating rod 714; the outer surface of the fifth rotating rod 714 is fixedly connected with a transfer plate 716, and the transfer plate 716 is used for separating impurities in the scrap steel.
The transfer plate 716 is U-shaped in cross-section.
The magnetic separation mechanism 7 also comprises an electric sliding rail 704, an electric sliding block 705, a fifth connecting plate 706 and a shifting rod 707; the rear parts of the third connecting frame 701 and the fourth connecting frame 702 are fixedly connected with an electric sliding rail 704; the left part of the outer surface of the electric slide rail 704 is connected with an electric slide block 705 in a sliding way; the lower surface of the electric sliding block 705 is connected with a fifth connecting plate 706 through bolts; the bottom of the fifth connecting plate 706 is connected with a shifting rod 707 through a bolt, the shifting rod 707 is located on the left side below the electromagnet 703, and the shifting rod 707 is used for separating the waste steel attracted to the electromagnet 703.
The transfer and collection mechanism 8 is further included, the third motor 709 is connected with the transfer and collection mechanism 8, and the transfer and collection mechanism 8 is positioned below the transfer plate 716; the transferring and collecting mechanism 8 comprises a fifth gear 801, a second telescopic supporting column 802, a third telescopic supporting column 803, a second collecting box 804, a third L-shaped plate 805, a rectangular hole 805a, a baffle 806, a third telescopic piece 807, a seventh connecting plate 808, an eighth connecting plate 809 and a second rack 810; an output shaft of the third motor 709 is fixedly connected with a fifth gear 801; two second telescopic supporting columns 802 are arranged on the right side below the transfer plate 716; two third telescopic supporting columns 803 are arranged on the left side below the transfer plate 716; the top ends of the two third telescopic supporting columns 803 are welded with a second collecting box 804; the top ends of the two second telescopic supporting columns 802 are welded with third L-shaped plates 805, and the left end surfaces of the third L-shaped plates 805 are connected with the right side surfaces of the second collecting boxes 804 through bolts; the lower part of the right side plate of the third L-shaped plate 805 is provided with a rectangular hole 805a for transferring scrap steel; a baffle 806 is welded on each of the two sides of the front of the right part of the baffle 806; a third expansion piece 807 is fixedly connected to the rear right part of the lower surface of the third L-shaped plate 805; a seventh connecting plate 808 is fixedly connected to the left end face of the third expansion piece 807; the rear part of the seventh connecting plate 808 is in bolted connection with an eighth connecting plate 809; a second rack 810 is fixedly connected to the right portion of the eighth connecting plate 809, and the second rack 810 is located on the left side of the fifth gear 801.
When the electromagnetic lifting device works, firstly, collected scrap steel such as a cut end, a cut tail, chips, leftover materials and the like of the steel material is placed on the transfer plate 716, then the electromagnet 703 is electrified, and then the scrap steel below is magnetically attracted and is driven to move upwards, then an output shaft of the third motor 709 drives the fourth gear 713 to rotate in a reciprocating manner through the fluted disc 711 and the different gear 712, and then the fourth gear 713 drives the transfer plate 716 to rotate in a reciprocating manner through the fifth rotating rod 714, when the transfer plate 716 rotates in a reciprocating manner by taking the fifth rotating rod 714 as a rotating shaft, the transfer plate 716 drives the scrap steel above to move left and right, so that the scrap steel and the sundries can move relatively, the sundries cannot be carried by the scrap steel to move upwards, further, when the electromagnet 703 works, the electric sliding rail 704 drives the fifth connecting plate 706 and the lifting rod 707 to move left and right in a reciprocating manner, the lifting rod 707 pushes the scrap steel magnetically attracted by the electromagnet 703, impurities carried by the scrap steel can be separated and fall downwards onto the transfer plate 716, so that the scrap steel and the impurities are separated, and the problem that the impurities cannot be separated cleanly because the impurities are driven by the scrap steel to move upwards together when the scrap steel is magnetically attracted is avoided;
further, after the electromagnet 703 magnetically attracts all the scrap steel on the transfer plate 716, only impurities remain on the transfer plate 716, then the third expansion piece 807 is controlled to drive the seventh connecting plate 808 and the eighth connecting plate 809 to move rightwards, so that the eighth connecting plate 809 drives the second rack 810 to engage with the fifth gear 801, then the third motor 709 is controlled to rotate in the forward direction, the output shaft of the third motor 709 drives the fifth gear 801 to rotate counterclockwise, then the fifth gear 801 drives the seventh connecting plate 808 and the eighth connecting plate 809 to move downwards through the second rack 810 engaged with the fifth gear at this time, and the third telescopic member 807 drives the second collecting box 804 and the third L-shaped plate 805 to move downwards, and further, after the second collecting box 804 is moved down to below the middle of the transfer plate 716, the engagement of the fifth gear 801 and the second rack 810 is cancelled, then the transfer plate 716 rotates back and forth again to transfer the sundries into the second collection box 804 for collection;
further, after the sundries are transferred, the third motor 709 is controlled to rotate reversely, meanwhile, the fifth gear 801 and the second rack 810 are meshed again, then the output shaft of the third motor 709 drives the fifth gear 801 to rotate clockwise, so that the second collecting box 804 and the third L-shaped plate 805 are driven to move upwards, then when the rectangular hole 805a of the third L-shaped plate 805 moves to the height of the transfer plate 716, the fifth gear 801 and the second rack 810 are controlled to be disengaged, then when the transfer plate 716 is driven to rotate back and forth again, the scrap steel can be transferred to the third L-shaped plate 805, and then the scrap steel is transferred from the rectangular hole 805a through the inclined transverse plate of the third L-shaped plate 805; in the process that the second collecting box 804 and the third L-shaped plate 805 move up and down, the two second telescopic supporting columns 802 and the two third telescopic supporting columns 803 are matched to be telescopic, and the two baffles 806 can prevent the steel scraps from falling off from the third L-shaped plate 805.
Example 5
On the basis of embodiment 4, as shown in fig. 16 to 17, a transfer mechanism 9 is further included, the transfer mechanism 9 is arranged on the left side of the two support rods 601, and the transfer mechanism 9 is positioned on the right side of the third L-shaped plate 805; the transfer mechanism 9 comprises a seventh connecting frame 901, an eighth connecting frame 902, a ninth connecting frame 903, a fourth motor 904, a screw mandrel 905, a transmission plate 906, a polish rod 907, a sliding plate 908, a transfer bucket 909 and an electric door 910; a seventh connecting frame 901, an eighth connecting frame 902 and a ninth connecting frame 903 are arranged on the right side of the third L-shaped plate 805; a fourth motor 904 is mounted on the ninth connecting frame 903; the rear part of the seventh connecting frame 901 is rotatably connected with a screw mandrel 905, and the bottom end of the screw mandrel 905 is fixedly connected with an output shaft of a fourth motor 904; the bottom of the outer surface of the screw mandrel 905 is rotatably connected with a transmission plate 906; a polish rod 907 is fixedly connected to the front part of the eighth connecting frame 902; a sliding plate 908 is slidably connected to the bottom of the outer surface of the polish rod 907; a transfer bucket 909 is connected between the transmission plate 906 and the sliding plate 908 through bolts, and the transfer bucket 909 is used for transferring the scrap steel from the transfer plate 716 into the transfer hopper 602; the right side of the transfer bucket 909 is hinged with a power door 910.
In operation, scrap transferred from the rectangular holes 805a of the third L-shaped plate 805 is transferred to the transfer hopper 909, after all the scrap steel is transferred, the fourth motor 904 is controlled to rotate forwards, then the fourth motor 904 drives the transmission plate 906 to move upwards through the screw mandrel 905, the transmission plate 906 further drives the transfer bucket 909 to move upwards to the transfer bucket 602, in the process, the transfer bucket 909 drives the sliding plate 908 to slide and guide on the outer surface of the polish rod 907, then the power door 910 is opened clockwise, so the scrap in the transfer bucket 909 can be transferred to the transfer bucket 602 through the opening of the transfer bucket 909 at the side close to the power door 910, meanwhile, the electric gate 910, which is inclined downward and right after rotating clockwise, can guide the scrap steel to be transferred into the transfer hopper 602, and further, after the scrap transfer is completed, the power door 910 is closed, and then the fourth motor 904 rotates in the reverse direction to drive the transfer bucket 909 to reset.
An open type scrap steel heating method for sundry pretreatment comprises the following working steps:
the method comprises the following steps: pretreating the scrap steel, and removing impurities in the scrap steel;
step two: adding scrap steel, and adding the scrap steel into a scrap steel heating mechanism 3, wherein the scrap steel is positioned in the heating cavity;
step three: heating the scrap steel, and heating the scrap steel through a first igniter 302 and a second igniter 303;
step four: the scrap is discharged, and the first arc baffle 304 and the second arc baffle 305 move away from each other, so that the scrap can be transferred downward.
Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (10)
1. An open type scrap steel heating device for sundry pretreatment comprises a first connecting frame (1) and a second connecting frame (2), and is characterized by further comprising a scrap steel heating mechanism (3); a second connecting frame (2) is arranged behind the first connecting frame (1); the upper parts of the first connecting frame (1) and the second connecting frame (2) are connected with a scrap steel heating mechanism (3);
the scrap steel heating mechanism (3) comprises a heating box body (301), a first igniter (302), a second igniter (303), a first arc baffle plate (304) and a second arc baffle plate (305); the upper parts of the first connecting frame (1) and the second connecting frame (2) are fixedly connected with a heating box body (301); the upper left part of the heating box body (301) is connected with a plurality of first igniters (302); a plurality of second igniters (303) are connected to the upper right part of the heating box body (301); the left lower part of the heating box body (301) is connected with a first arc baffle plate (304) in a sliding way; a second arc baffle (305) is connected to the right lower part of the heating box body (301) in a sliding manner, and the left part of the second arc baffle (305) is in contact connection with the right part of the first arc baffle (304); the heating box body (301), the first arc baffle plate (304) and the second arc baffle plate (305) form a heating cavity.
2. The open scrap heating apparatus for impurity pretreatment according to claim 1, wherein the scrap heating mechanism (3) further comprises a first chute (305 a), a T-shaped slide block (306), a high temperature resistant spring (307) and a shifting plate (308); a first sliding groove (305 a) is formed in the front side and the rear side of the second arc baffle plate (305); at least three T-shaped sliding blocks (306) are connected in each first sliding groove (305 a) in a sliding mode, and the height of each T-shaped sliding block (306) is reduced from left to right in sequence; a high-temperature resistant spring (307) is fixedly connected between two adjacent T-shaped sliding blocks (306); the top ends of the two T-shaped sliding blocks (306) which are symmetrical in front and back are fixedly connected with a shifting plate (308); the first arc baffle plate (304) and the second arc baffle plate (305) are symmetrical, and the same part connected with the second arc baffle plate (305) is connected with the first arc baffle plate (304).
3. The open scrap heating apparatus for pretreatment of miscellaneous goods according to claim 2, further comprising a power assembly (4), wherein the power assembly (4) is connected to the front part of the lower surfaces of the first arc baffle plate (304) and the second arc baffle plate (305); the power assembly (4) comprises a mounting frame (401), a first motor (402), a first rotating rod (403), a first gear (404), a first arc-shaped rack (405), a second motor (406), a second rotating rod (407), a first connecting plate (408), a second gear (409) and a second arc-shaped rack (410); a mounting frame (401) is arranged below the first connecting frame (1), and a first motor (402) is arranged on the left side above the mounting frame (401); a first rotating rod (403) is fixedly connected to an output shaft of the first motor (402); a first gear (404) is fixedly connected to the rear part of the outer surface of the first rotating rod (403); the front part of the lower surface of the first arc baffle plate (304) is fixedly connected with a first arc rack (405), and the lower part of the first arc rack (405) is meshed with a first gear (404); a second motor (406) is arranged at the right part above the mounting rack (401); the rear end face of an output shaft of the second motor (406) is fixedly connected with a second rotating rod (407); the rear part of the outer surface of the second rotating rod (407) is rotatably connected with a first connecting plate (408); a second gear (409) is fixedly connected to the rear side of the first connecting plate (408) on the outer surface of the second rotating rod (407); the front part of the lower surface of the second arc baffle plate (305) is fixedly connected with a second arc rack (410), and the lower part of the second arc rack (410) is meshed with a second gear (409).
4. The open scrap heating apparatus for pre-treatment of impurities according to claim 3, further comprising a collecting and lifting mechanism (5), wherein the collecting and lifting mechanism (5) is arranged below the heating box body (301), and the collecting and lifting mechanism (5) is connected with the mounting frame (401) and the first rotating rod (403); the collecting lifting mechanism (5) comprises a second connecting plate (501), a third rotating rod (502), a first driving wheel (503), a second driving wheel (504), a third gear (505), a first telescopic supporting column (506), a linear sliding rail (507), a second sliding groove (507 a), a first telescopic piece (508), a third connecting plate (509), a first L-shaped plate (510), a first rack (511) and a first collecting box (512); the rear part of the outer surface of the first rotating rod (403) is rotatably connected with a second connecting plate (501); a third rotating rod (502) is rotatably connected to the middle of the second connecting plate (501), and the front part of the outer surface of the third rotating rod (502) is rotatably connected with the mounting frame (401); a first transmission wheel (503) is fixedly connected with the rear end part of the outer surface of the third rotating rod (502); a third gear (505) is fixedly connected to the rear side of the first transmission wheel (503) on the outer surface of the third rotating rod (502); a second driving wheel (504) is fixedly connected to the front side of a second connecting plate (501) on the outer surface of the first rotating rod (403), and the outer annular surface of the second driving wheel (504) is in transmission connection with a first driving wheel (503) through a belt; four first telescopic supporting columns (506) in a rectangular array are arranged below the heating box body (301); the upper parts of the four first telescopic supporting columns (506) are fixedly connected with linear sliding rails (507); the left front part of the lower surface of the linear slide rail (507) is fixedly connected with a first telescopic piece (508); the front end face of the first telescopic piece (508) is fixedly connected with a third connecting plate (509); a first L-shaped plate (510) is fixedly connected to the left part of the third connecting plate (509), and the bottom of the first L-shaped plate (510) is in sliding connection with a second sliding groove (507 a) formed in the linear sliding rail (507); a first rack (511) is fixedly connected to the right side of the first L-shaped plate (510); a first collecting box (512) is connected inside the linear sliding rail (507) in a sliding way; the rear end face of the first collecting box (512) is fixedly connected with a bolting plate.
5. The open scrap steel heating device for impurity pretreatment according to claim 4, characterized by further comprising a feeding mechanism (6), wherein the feeding mechanism (6) is arranged on the left side of a feeding port above the heating box body (301), and the feeding mechanism (6) is connected with the first rotating rod (403); the feeding mechanism (6) comprises a support rod (601), a transfer hopper (602), a fourth connecting plate (603), a fourth rotating rod (604), a cam (605), a third driving wheel (606), a fourth driving wheel (607), a second telescopic piece (608) and a second L-shaped plate (609); two support rods (601) are arranged on the left side of the linear slide rail (507); the top ends of the two support rods (601) are fixedly connected with a transfer hopper (602); the upper parts of the outer surfaces of the two support rods (601) are fixedly connected with a fourth connecting plate (603); the upper parts of the opposite sides of the two fourth connecting plates (603) are rotatably connected with fourth rotating rods (604); the left part and the right part of the outer surface of the fourth rotating rod (604) are fixedly connected with a cam (605), and the two cams (605) are in contact connection with the lower surface of the transfer hopper (602); the front end part of the outer surface of the fourth rotating rod (604) is fixedly connected with a third driving wheel (606); the front part of the outer surface of the first rotating rod (403) is fixedly connected with a fourth driving wheel (607), and the outer annular surface of the fourth driving wheel (607) is in transmission connection with a third driving wheel (606) through a belt; two second telescopic pieces (608) are fixedly connected to the right part below the transfer hopper (602); the bottom ends of the two second telescopic pieces (608) are fixedly connected with a second L-shaped plate (609), and the vertical plate of the second L-shaped plate (609) is in sliding connection with the right part of the transfer hopper (602); the two cams (605) are made of elastic material.
6. The open scrap steel heating device for impurity pretreatment according to claim 5, characterized in that the open scrap steel heating device further comprises a magnetic separation mechanism (7), and the magnetic separation mechanism (7) is arranged on the left side of the two support rods (601); the magnetic separation mechanism (7) comprises a third connecting frame (701), a fourth connecting frame (702), an electromagnet (703), a fifth connecting frame (708), a third motor (709), a sixth connecting frame (710), a fluted disc (711), a different gear (712), a fourth gear (713), a fifth rotating rod (714), a sixth connecting plate (715) and a transfer plate (716); a third connecting frame (701) and a fourth connecting frame (702) are sequentially arranged on the left sides of the two support rods (601); the middle upper parts of the third connecting frame (701) and the fourth connecting frame (702) are fixedly connected with an electromagnet (703); a fifth connecting frame (708) is arranged at the rear part between the third connecting frame (701) and the fourth connecting frame (702); a third motor (709) is arranged above the fifth connecting frame (708); a sixth connecting frame (710) is fixedly connected to the upper part of the front side surface of the fifth connecting frame (708), and the sixth connecting frame (710) is rotatably connected with an output shaft of a third motor (709); a fluted disc (711) is fixedly connected to an output shaft of the third motor (709); the middle part of the end face of the third motor (709) far away from the fluted disc (711) is fixedly connected with a different gear (712); the fluted disc (711) and the different gear (712) are provided with the same number of teeth; a fifth rotating rod (714) is rotatably connected to the front part of the sixth connecting frame (710); a fourth gear (713) is fixedly connected to the rear end of the fifth rotating rod (714), and the fourth gear (713) is meshed with the fluted disc (711) and the different gear (712); a sixth connecting plate (715) is rotatably connected to the front end of the fifth rotating rod (714); a transfer plate (716) is fixedly connected to the outer surface of the fifth rotating rod (714).
7. The open scrap steel heating device for sundry pretreatment according to claim 6, wherein the magnetic separation mechanism (7) further comprises an electric slide rail (704), an electric slide block (705), a fifth connecting plate (706) and a deflector rod (707); the rear parts of the third connecting frame (701) and the fourth connecting frame (702) are fixedly connected with an electric sliding rail (704); the left part of the outer surface of the electric slide rail (704) is connected with an electric slide block (705) in a sliding way; the lower surface of the electric sliding block (705) is fixedly connected with a fifth connecting plate (706); the bottom of the fifth connecting plate (706) is fixedly connected with a shifting lever (707), and the shifting lever (707) is positioned on the left side below the electromagnet (703).
8. The open scrap heating apparatus for pretreatment of miscellaneous objects according to claim 7, further comprising a transferring and collecting mechanism (8), wherein the third motor (709) is connected with the transferring and collecting mechanism (8), and the transferring and collecting mechanism (8) is located below the transferring plate (716); the transferring and collecting mechanism (8) comprises a fifth gear (801), a second telescopic supporting column (802), a third telescopic supporting column (803), a second collecting box (804), a third L-shaped plate (805), a rectangular hole (805 a), a baffle (806), a third telescopic piece (807), a seventh connecting plate (808), an eighth connecting plate (809) and a second rack (810); the output shaft of the third motor (709) is fixedly connected with a fifth gear (801); two second telescopic supporting columns (802) are arranged on the right side below the transfer plate (716); two third telescopic supporting columns (803) are arranged on the left side below the transfer plate (716); the top ends of the two third telescopic supporting columns (803) are fixedly connected with a second collecting box (804); a third L-shaped plate (805) is fixedly connected to the top ends of the two second telescopic supporting columns (802), and the left end face of the third L-shaped plate (805) is fixedly connected with the right side face of the second collecting box (804); the lower part of the right side plate of the third L-shaped plate (805) is provided with a rectangular hole (805 a); two sides of the front of the right part of the baffle (806) are fixedly connected with the baffle (806); a third telescopic piece (807) is fixedly connected to the rear right part of the lower surface of the third L-shaped plate (805); a seventh connecting plate (808) is fixedly connected to the left end face of the third telescopic piece (807); the rear part of the seventh connecting plate (808) is fixedly connected with an eighth connecting plate (809); the right part of the eighth connecting plate (809) is fixedly connected with a second rack (810), and the second rack (810) is positioned on the left side of the fifth gear (801).
9. The open scrap heating apparatus for the pretreatment of impurities according to claim 8, further comprising a transfer mechanism (9), wherein the transfer mechanism (9) is arranged on the left side of the two support rods (601), and the transfer mechanism (9) is positioned on the right side of the third L-shaped plate (805); the transfer mechanism (9) comprises a seventh connecting frame (901), an eighth connecting frame (902), a ninth connecting frame (903), a fourth motor (904), a screw rod (905), a transmission plate (906), a polished rod (907), a sliding plate (908), a transfer bucket (909) and an electric door (910); a seventh connecting frame (901), an eighth connecting frame (902) and a ninth connecting frame (903) are arranged on the right side of the third L-shaped plate (805); a fourth motor (904) is arranged on the ninth connecting frame (903); the rear part of the seventh connecting frame (901) is rotatably connected with a screw rod (905), and the bottom end of the screw rod (905) is fixedly connected with an output shaft of a fourth motor (904); the bottom of the outer surface of the screw rod (905) is connected with a transmission plate (906) in a transmission way; a polish rod (907) is fixedly connected to the front part of the eighth connecting frame (902); the bottom of the outer surface of the polish rod (907) is connected with a sliding plate (908) in a sliding way; a transfer bucket (909) is fixedly connected between the transmission plate (906) and the sliding plate (908); the right side surface of the transfer bucket (909) is hinged with an electric door (910).
10. An open scrap heating method for pretreatment of sundries, characterized in that the method uses an open scrap heating apparatus for pretreatment of sundries according to any one of claims 1 to 9, comprising the following working steps:
the method comprises the following steps: pretreating the scrap steel, and removing impurities in the scrap steel;
step two: adding scrap steel, and adding the scrap steel into a scrap steel heating mechanism (3), wherein the scrap steel is positioned in the heating cavity;
step three: heating the scrap steel, and heating the scrap steel through a first igniter (302) and a second igniter (303);
step four: the steel scrap is sent out, and the first arc baffle plate (304) and the second arc baffle plate (305) move away from each other, so that the steel scrap can be transferred downwards.
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| CN202110912177.9A CN113774184B (en) | 2021-08-10 | 2021-08-10 | Open type scrap steel heating device for sundry pretreatment and method thereof |
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| CN202110912177.9A CN113774184B (en) | 2021-08-10 | 2021-08-10 | Open type scrap steel heating device for sundry pretreatment and method thereof |
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| CN113774184B CN113774184B (en) | 2023-06-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116294639A (en) * | 2023-05-06 | 2023-06-23 | 江苏恒立冶金设备有限公司 | Continuous feeding and preheating system and method for electric furnace scrap steel treatment |
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| CN113774184B (en) | 2023-06-30 |
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Effective date of registration: 20230607 Address after: 201800 No. 988, Jiazhu Road, Jiading District, Shanghai Applicant after: Shanghai Zhanxing renewable resources Co.,Ltd. Address before: 415000 Room 302, unit 2, building 2, jinjiangnan community, No. 815, Dahu Road, Yong'an community, Yuxia street, Dingcheng District, Changde City, Hunan Province Applicant before: Zhao Hefeng |
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Denomination of invention: Open type scrap steel heating device and method for debris pretreatment Granted publication date: 20230630 Pledgee: China Postal Savings Bank Co.,Ltd. Shanghai Pudong New Area Branch Pledgor: Shanghai Zhanxing renewable resources Co.,Ltd. Registration number: Y2024310000367 |