CN116851468B - Intelligent continuous casting and rolling equipment and process for high-strength and high-toughness steel strip - Google Patents
Intelligent continuous casting and rolling equipment and process for high-strength and high-toughness steel strip Download PDFInfo
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- CN116851468B CN116851468B CN202310704837.3A CN202310704837A CN116851468B CN 116851468 B CN116851468 B CN 116851468B CN 202310704837 A CN202310704837 A CN 202310704837A CN 116851468 B CN116851468 B CN 116851468B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 109
- 239000010959 steel Substances 0.000 title claims abstract description 109
- 238000005096 rolling process Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000009749 continuous casting Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 173
- 238000005507 spraying Methods 0.000 claims description 63
- 238000011084 recovery Methods 0.000 claims description 47
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000003116 impacting effect Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000001816 cooling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
- B21B45/08—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing hydraulically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/35—Shredding, crushing or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
- B21B1/463—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting in a continuous process, i.e. the cast not being cut before rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B2101/00—Type of solid waste
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Metal Rolling (AREA)
Abstract
The invention belongs to the technical field of continuous casting and rolling equipment, and is used for solving the problem that the surface of a steel billet is difficult to thoroughly remove scales, in particular to intelligent continuous casting and rolling equipment and a process of a high-strength steel strip.
Description
Technical Field
The invention relates to the technical field of continuous casting and rolling equipment, in particular to intelligent continuous casting and rolling equipment and process for high-strength and high-toughness steel belts.
Background
Continuous casting and rolling refers to a steel rolling process of pouring liquid steel into a continuous casting machine to cast a steel billet (called a continuous casting billet), and directly entering a hot continuous rolling mill set for rolling forming after being kept for a certain time in a soaking pit without cooling; a hot tandem mill is a rolling mill apparatus for producing hot rolled coils, and hot tandem mill line equipment generally includes: the device comprises a stepping continuous heating furnace, a high-pressure water dephosphorization device, a four-roller reversible universal roughing mill with vertical rollers, flying shears, a finishing mill group consisting of four-roller mills which are arranged in series by 6 frames, a coiling machine, a laminar flow cooling device, finished product collection equipment and various conveying roller ways;
in the production process of the high-strength and high-toughness steel strip, scales are generated on the surface of the steel billet, the scales are iron scales, ferric oxide and the surface oxidation generated by heating the steel billet in a heating furnace are not the steel which is needed by us, and the property difference between the steel and the steel which is covered by the steel is large, so that hot-rolled products are subjected to the process of high-pressure water descaling; the steel billet is not only required to be descaled after being discharged from the heating furnace, but also has high-pressure water for secondary descaling on the steel plate in the whole rolling process of the rough rolling mill and the finishing rolling mill, and the descaling process is more, so that the production effect of the high-strength and high-toughness steel strip is affected;
in the prior art, after a billet is discharged from a heating furnace, a large amount of scale on the surface of the billet is difficult to remove through high-pressure water, and then the scale on the surface of the billet is thoroughly removed through the collision of the high-pressure water on the surface of the billet, so that the descaling efficiency of the billet is improved; meanwhile, in the descaling process, special scales are difficult to recover, and waste of iron resources is avoided.
In view of the above technical drawbacks, a solution is now proposed.
Disclosure of Invention
The invention aims to provide intelligent continuous casting and rolling equipment and process for high-strength and high-toughness steel strips, which are characterized in that through the mutual matching of a transmission mechanism and a recovery mechanism, not only is the surface of a steel billet thoroughly descaled, but also iron in scales is recovered, so that the problem that in the prior art, after the steel billet is discharged from a heating furnace, a large amount of scales on the surface of the steel billet are difficult to remove through high-pressure water, and then the scales on the surface of the steel billet are thoroughly removed through the cooperation of the high-pressure water and the impact on the surface of the steel billet, and the descaling efficiency of the steel billet is improved; meanwhile, in the descaling process, special scales are difficult to recover, and the problem of iron resource waste is avoided.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the intelligent continuous casting and rolling equipment for the high-strength and high-toughness steel strip comprises a machine body, wherein an air cylinder is vertically and fixedly inserted above the machine body, a transmission mechanism is arranged above the machine body, a plurality of conveying rollers are rotatably arranged in the middle of the machine body, a plurality of protrusions are fixedly connected to the outer walls of the conveying rollers, a recovery box is fixedly arranged below the machine body, and a recovery mechanism is arranged inside the recovery box;
the transmission mechanism comprises a third sliding groove formed in two sides of the top of the machine body, a first gear is rotatably arranged in the third sliding groove through a rotating shaft, a first toothed plate and a second toothed plate are respectively connected to two sides of the first gear in a meshed mode, the tops of the two first toothed plates extend to the upper side of the machine body and are fixedly connected with a supporting plate, two first thrust springs are elastically arranged between the supporting plate and the tops of the machine body, the bottoms of the two first toothed plates extend to the inner side of the machine body and are fixedly connected with a first lifting plate, a second sliding groove is formed in the outer wall of the machine body, which is located below the third sliding groove, the second sliding groove is communicated with the third sliding groove, a first sliding groove is formed in the outer wall of the machine body, which is located below the second sliding groove, the bottom end of the second toothed plate extends to the inner side of the second sliding groove and is fixedly connected with a connecting plate, the bottom end of the connecting plate penetrates through the first sliding groove and extends to the inner side of the recovery box, the connecting plate is fixedly connected with a connector on the outer wall of the inner side of the first sliding groove, and the second lifting plate is fixedly connected between the two connectors;
the top of second lifter plate and the below of first lifter plate are all fixedly connected with raceway, and the output of the raceway that is located first lifter plate below is provided with a plurality of water spray subassembly, and the top of the raceway that is located second lifter plate top is fixedly provided with two swash plates, two the swash plate sets up for the cylinder symmetry, and the output fixedly connected with a plurality of first spray pipe of raceway that is located second lifter plate top, the output of a plurality of first spray pipe all passes the swash plate and extends to the top of swash plate.
Further, the water spraying assembly comprises a water spraying shell fixedly connected with the output end of the water delivery pipe, the water spraying shell is communicated with the water delivery pipe through two water inlets, a first limiting shaft is rotationally connected to the upper part of the inside of the water spraying shell through a bearing, an impact fan is fixedly connected to the outer wall above the first limiting shaft, a water guide plate is rotationally connected to the outer wall below the middle part of the first limiting shaft through a bearing, two second water spraying pipes are fixedly connected to the outer wall of the water spraying shell above the water guide plate, a rotary drum is fixedly connected to the bottom end of the first limiting shaft, two limiting diagonal strips are fixedly connected to the outer wall of the rotary drum, slide ways are formed in the inner walls of two sides of the lower part of the water spraying shell, limiting rods are slidingly connected to the inner walls of the slide ways, impact hammers are fixedly connected to the bottom ends of the impact shells, and one ends, opposite to the limiting rods, of the two impact hammers are respectively and are rotationally connected with a limiting roller through bearings, and the limiting roller is matched with the limiting diagonal strips;
the outer wall of the first limiting shaft, which is positioned between the impact shell and the water guide plate, is sleeved with a second thrust spring.
Further, the two second water spraying pipes are symmetrically arranged relative to the first limiting shaft.
Further, the water guide plate is obliquely downwards arranged from one side close to the first limiting shaft to one side, far away from the first limiting shaft, of the water guide plate.
Further, the recovery mechanism includes two sets of third pinion rack, two sets of third pinion rack respectively with the inside both sides wall fixed connection of recovery tank, and every third pinion rack of group is provided with two, is located and is provided with the spacing axle of second between two third pinion racks on same horizontal line, the both sides outer wall of the spacing axle of second is passed through the bearing with the bottom of two connecting plates respectively and is rotated and be connected, the equal fixedly connected with second gear in both ends of the spacing axle of second, the second gear is connected with third pinion rack meshing, fixedly connected with a plurality of spacer sleeve on the outer wall of the spacing axle of second, the joint has a plurality of magnetic force board on the outer wall of spacer sleeve.
Further, a recovery cover is fixedly arranged between the lower part of the machine body and the recovery box, and two grinding rollers are rotatably arranged on the outer wall of the recovery box below the recovery cover.
Further, the outer wall of one side of the machine body, which is close to the input end of the machine body, is rotatably provided with a rotating roller, two rotating sleeves are rotatably arranged on the outer walls of two sides of the rotating roller through bearings, the rotating sleeves and the conveying roller are positioned on the same horizontal line, and a cam is fixedly connected on the outer wall of the rotating roller, which is positioned between the two rotating sleeves.
Further, the process of the intelligent continuous casting and rolling equipment for the high-strength and high-toughness steel strip comprises the following steps of:
firstly, primarily removing scales by spraying water and vibrating: firstly, a steel billet enters the machine body through a plurality of conveying rollers, external water continuously enters the two water conveying pipes, is discharged to the surface of the steel billet through a plurality of first water spraying pipes and second water spraying pipes, performs preliminary descaling on the surface of the steel billet, then rotates a rotating roller, vibrates one side of the steel billet through a cam above the rotating roller, sprays water while vibrating, and removes a large amount of scales on the surface of the steel billet;
step two, spraying water and impacting to thoroughly remove scale: then the cylinder moves downwards from the initial position, so that the first toothed plate and the first gear cooperate to drive the second toothed plate to move upwards, and a plurality of first water spray pipes and second water spray pipes are respectively moved to the side edges of the billets;
the water pipe above the water pipe continuously inputs the water in the water spraying shell into the water spraying shell through the water inlet, the water speed beats the alluvial fan to enable the alluvial fan to drive the first limiting shaft to rotate, the first limiting shaft drives the rotary drum below the alluvial fan to rotate, at the moment, the limiting inclined bars above the rotary drum are matched with the limiting rollers, the limiting rollers are temporarily out of contact with the limiting inclined bars along with the continuous rotation of the rotary drum, at the moment, the impact hammer drives the impact shell to move downwards to hammer the upper surface of the steel billet, so that scales which are difficult to remove on the upper surface of the steel billet are removed, then the limiting rollers are contacted with the surface of the limiting inclined bars again, the impact shell is reset again, and high-pressure water sprayed from the second water spraying pipe is matched with the impact shell, so that the scales on the surface of the steel billet are sprayed with high-pressure water, and the removal efficiency of the scales on the surface of the steel billet is further improved;
meanwhile, the water in the lower water delivery pipe is continuously discharged to the lower surface of the steel billet through the first water spray pipe, the lower surface of the steel billet is impacted, the lower surface of the steel billet is pressed by the bulges above the conveying roller in the conveying process, the removing efficiency of scales on the lower surface of the steel billet is further improved, and the steel billet after descaling is conveyed through the conveying roller to finish subsequent processing until being processed into a high-strength steel strip;
step three, recovering the scale: in the process of downward movement of the air cylinder, the scale falls to the upper parts of the two grinding rollers and is crushed and then enters the recovery box, when the connecting plate moves upwards, the second gear and the third toothed plate are meshed with each other, the second limiting shaft is enabled to move the magnetic plate to rotate and move upwards, iron powder in the recovery box is adsorbed on the upper parts of the magnetic plate, and recovery of the iron powder is facilitated.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, water is discharged to the surface of a steel billet through a plurality of first water spray pipes and second water spray pipes, preliminary descaling is carried out on the surface of the steel billet, then the rotating roller is rotated, one side of the steel billet is vibrated through the cam above the rotating roller, water is sprayed while vibrating, and a large amount of scale on the surface of the steel billet is removed;
2. according to the invention, the first water spraying pipe and the second water spraying pipe are respectively moved to the side edges of the steel billets through the downward movement of the air cylinder from the initial position, the water pipe above the first water spraying pipe and the second water spraying pipe continuously inputs water in the water spraying shell through the water inlet, the water speed beats the impact fan to drive the first limiting shaft to rotate, the limiting inclined bar above the rotary drum is mutually matched with the limiting roller, when the limiting roller is temporarily out of contact with the limiting inclined bar, the impact hammer drives the impact shell to move downwards to hammer the upper surface of the steel billets, scales which are difficult to remove on the upper surface of the steel billets are removed, the water pipe below the water pipe continuously discharges the water to the lower surface of the steel billets through the first water spraying pipe, and the protrusions above the conveying roller are matched with the pressing of the lower surface of the steel billets in the conveying process, so that the scales on the lower surface of the steel billets are removed;
3. in the invention, in the process of downward movement of the air cylinder, the scale falls above the two grinding rollers and is crushed and then enters the recovery box, when the connecting plate moves upwards, the second gear and the third toothed plate are meshed with each other, the second limiting shaft moves the magnetic plate to rotate and move upwards, and the iron powder in the recovery box is adsorbed above the magnetic plate, so that the recovery of the iron powder is facilitated.
Drawings
For the convenience of those skilled in the art, the present invention will be further described with reference to the accompanying drawings;
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a front view of the transmission mechanism of the present invention;
FIG. 3 is a front view of a water jet assembly of the present invention;
FIG. 4 is an enlarged schematic view of the structure of the area A in FIG. 3;
FIG. 5 is a front view of the recovery mechanism of the present invention;
FIG. 6 is a side view of the overall structure of the present invention;
fig. 7 is a perspective view of a rotatable roller and a rotatable sleeve in accordance with the present invention.
Reference numerals: 1. a cylinder; 2. a transmission mechanism; 3. a water spray assembly; 5. a recovery mechanism; 6. grinding rollers; 7. a recovery cover; 8. a body; 9. a conveying roller; 10. a recovery box; 11. a cam; 12. a rotating roller; 13. a rotating sleeve; 21. a first toothed plate; 22. a first gear; 23. a first lifting plate; 24. a connecting plate; 25. a second lifting plate; 26. a first chute; 27. a second chute; 28. a second toothed plate; 29. a third chute; 210. a support plate; 211. a first water jet pipe; 212. a sloping plate; 213. a water pipe; 31. spraying a water shell; 32. a first limiting shaft; 33. a second water jet pipe; 34. a second thrust spring; 35. striking the shell; 36. a percussion hammer; 37. a water guide plate; 38. an impact fan; 39. a water inlet; 310. a limit rod; 311. a slideway; 312. a limit roller; 313. limiting diagonal bars; 314. a rotating drum; 51. a third toothed plate; 52. a limit sleeve; 53. a second gear; 54. the second limiting shaft; 55. and a magnetic plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
as shown in fig. 1-7, the intelligent continuous casting and rolling equipment for high-strength and high-toughness steel belts provided by the embodiment comprises a machine body 8, wherein an air cylinder 1 is vertically and fixedly inserted above the machine body 8, a transmission mechanism 2 is arranged above the machine body 8, a plurality of conveying rollers 9 are rotatably arranged in the middle of the machine body 8, a plurality of protrusions are fixedly connected to the outer walls of the conveying rollers 9, a recovery box 10 is fixedly arranged below the machine body 8, and a recovery mechanism 5 is arranged inside the recovery box 10; when the transfer roller 9 transfers the billet, the protrusion on the outer wall can press the lower surface of the billet, thereby accelerating the removal of the scale under the billet.
The transmission mechanism 2 comprises a third sliding groove 29 formed in two sides of the top of the machine body 8, a first gear 22 is rotatably arranged in the third sliding groove 29 through a rotating shaft, a first toothed plate 21 and a second toothed plate 28 are respectively connected with two sides of the first gear 22 in a meshed mode, the tops of the two first toothed plates 21 extend to the upper side of the machine body 8 and are fixedly connected with a supporting plate 210, two first thrust springs are elastically arranged between the supporting plate 210 and the top of the machine body 8, the bottoms of the two first toothed plates 21 extend to the inner side of the machine body 8 and are fixedly connected with a first lifting plate 23, a second sliding groove 27 is formed in the outer wall of the machine body 8, which is positioned below the third sliding groove 29, the second sliding groove 27 is communicated with the third sliding groove 29, a first sliding groove 26 is formed in the outer wall of the machine body 8, which is positioned below the second sliding groove 27, the bottom end of the second toothed plate 28 extends to the inner side of the second sliding groove 27 and is fixedly connected with a connecting plate 24, the bottom end of the connecting plate 24 passes through the first sliding groove 26 and extends to the inner side of the recovery box 10, the connecting plate 24 is fixedly connected with a connector, and the second lifting plate 25 is fixedly connected with the connector between the two connectors;
the water delivery pipes 213 are fixedly connected above the second lifting plate 25 and below the first lifting plate 23, the water delivery pipes 213 below the first lifting plate 23 are provided with the water spraying assemblies 3, two inclined plates 212 are fixedly arranged at the top of the water delivery pipes 213 above the second lifting plate 25, the two inclined plates 212 are symmetrically arranged relative to the air cylinder 1, the first water spraying pipes 211 are fixedly connected to the output ends of the water delivery pipes 213 above the second lifting plate 25, the output ends of the first water spraying pipes 211 penetrate through the inclined plates 212 and extend to the upper side of the inclined plates 212, the steel billet enters the machine body 8 through the conveying rollers 9, external water continuously enters the two water delivery pipes 213, is discharged to the surfaces of the steel billet through the first water spraying pipes 211 and the second water spraying pipes 33, scale is removed from the surfaces of the steel billet, the surfaces of the steel billet are primarily vibrated through the cams 11 above the rotating rollers 12, and a large amount of scale is removed from the surfaces of the steel billet while vibrating.
The water spraying assembly 3 comprises a water spraying shell 31 fixedly connected with the output end of a water conveying pipe 213, the water spraying shell 31 is communicated with the water conveying pipe 213 through two water inlets 39, a first limiting shaft 32 is rotatably connected to the upper part of the interior of the water spraying shell 31 through a bearing, an impact fan 38 is fixedly connected to the outer wall above the first limiting shaft 32, a water guide plate 37 is rotatably connected to the outer wall below the middle part of the first limiting shaft 32 through a bearing, two second water spraying pipes 33 are fixedly connected to the outer wall of the water spraying shell 31 above the water guide plate 37, a rotary drum 314 is fixedly connected to the bottom end of the first limiting shaft 32, two limiting inclined bars 313 are fixedly connected to the outer wall of the rotary drum 314, slide ways 311 are respectively arranged on the inner walls of the two sides below the water spraying shell 31, limiting bars 310 are slidably connected to the interior of the slide ways 311, a striker 36 is fixedly connected to the outer wall of the two limiting bars 310, a limit roller 312 is rotatably connected to the opposite ends of the two limiting bars 310 through bearings, and the limit roller 312 is matched with the inclined bars 313; the cylinder 1 moves downwards from the initial position, so that the first toothed plate 21 and the first gear 22 cooperate to drive the second toothed plate 28 to move upwards, a plurality of first water spraying pipes 211 and second water spraying pipes 33 are respectively moved to the side edges of the steel billets, water in the upper water conveying pipes 213 is continuously input into the water spraying shell 31 through the water inlet 39, the water speed beats the impact fan to drive the first limiting shaft 32 to rotate, the first limiting shaft 32 drives the rotary drum 314 below the impact fan to rotate, at the moment, the limiting inclined bar 313 above the rotary drum 314 cooperates with the limiting roller 312, the limiting roller 312 is not contacted with the limiting inclined bar 313 for a short time along with the continuous rotation of the rotary drum 314, at the moment, the impact hammer 36 drives the impact shell 35 to move downwards to hammer the upper surface of the steel billets, the scale which is difficult to remove on the upper surface of the steel billet is removed, then the limiting roller 312 is contacted with the surface of the limiting inclined bar 313 again, the impact shell 35 is reset again, the high-pressure water sprayed from the second water spraying pipe 33 is matched with the impact of the surface of the steel billet, the high-pressure water is sprayed at the same time, the removal efficiency of the scale on the surface of the steel billet is further improved, the water in the lower water pipe 213 is continuously discharged to the lower surface of the steel billet through the first water spraying pipe 211, the lower surface of the steel billet is impacted, the lower surface of the steel billet is pressed in the conveying process by the protrusions above the conveying roller 9, the removal efficiency of the scale on the lower surface of the steel billet is further improved, and the steel billet after the scale removal is conveyed through the conveying roller 9 to finish the subsequent processing until the steel billet is processed into a high-strength steel strip;
the outer wall of the first limiting shaft 32 between the impact shell 35 and the water guide plate 37 is sleeved with a second thrust spring 34.
The two second water spraying pipes 33 are symmetrically arranged relative to the first limiting shaft 32.
The water guide plate 37 is disposed obliquely downward from a side close to the first stopper shaft 32 to a side thereof away from the first stopper shaft 32.
Embodiment two:
the recovery mechanism 5 comprises two groups of third toothed plates 51, the two groups of third toothed plates 51 are fixedly connected with two side walls inside the recovery box 10 respectively, two groups of third toothed plates 51 are arranged, a second limiting shaft 54 is arranged between the two third toothed plates 51 which are positioned on the same horizontal line, two outer walls of the second limiting shaft 54 are respectively and rotatably connected with the bottom ends of the two connecting plates 24 through bearings, two ends of the second limiting shaft 54 are fixedly connected with second gears 53, the second gears 53 are in meshed connection with the third toothed plates 51, a plurality of limiting sleeves 52 are fixedly connected to the outer walls of the second limiting shaft 54, a plurality of magnetic plates 55 are clamped on the outer walls of the limiting sleeves 52, in the process of downward movement of the air cylinder 1, scales fall to the upper parts of the two grinding rollers 6 and enter the inside the recovery box 10 after being crushed, when the connecting plates 24 move upwards, the second gears 53 are meshed with the third toothed plates 51, the second limiting shaft 54 are enabled to move upwards along with the rotating sides of the magnetic plates 55, iron powder inside the recovery box 10 is adsorbed on the upper sides of the iron powder conveniently.
A recovery cover 7 is fixedly arranged between the lower part of the machine body 8 and the recovery box 10, two grinding rollers 6 are rotatably arranged on the outer wall of the recovery box 10 below the recovery cover 7, and the two grinding rollers 6 can crush the scale, so that iron in the recovery box is convenient to recover.
The outer wall of one side of the machine body 8, which is close to the input end of the machine body, is rotatably provided with a rotating roller 12, two rotating sleeves 13 are rotatably arranged on the outer walls of two sides of the rotating roller 12 through bearings, the rotating sleeves 13 and the conveying roller 9 are positioned on the same transverse horizontal line, and a cam 11 is fixedly connected on the outer wall of the rotating roller 12, which is positioned between the two rotating sleeves 13.
Embodiment III:
the process of the intelligent continuous casting and rolling equipment for the high-strength and high-toughness steel strip comprises the following steps of:
firstly, primarily removing scales by spraying water and vibrating: firstly, a steel billet enters the machine body 8 through a plurality of conveying rollers 9, external water continuously enters the two water conveying pipes 213, is discharged to the surface of the steel billet through a plurality of first water spraying pipes 211 and second water spraying pipes 33, performs preliminary descaling on the surface of the steel billet, then rotates a rotating roller 12, vibrates one side of the steel billet through a cam 11 above the rotating roller 12, sprays water while vibrating, and removes a large amount of scales on the surface of the steel billet;
step two, spraying water and impacting to thoroughly remove scale: then the cylinder 1 moves downwards from the initial position, so that the first toothed plate 21 and the first gear 22 cooperate to drive the second toothed plate 28 to move upwards, and a plurality of first water spray pipes 211 and second water spray pipes 33 are respectively moved to the side edges of the billets;
the water pipe 213 above continuously inputs the water in the water pipe 213 into the water spraying shell 31 through the water inlet 39, the water speed beats the impact fan to enable the impact fan to drive the first limiting shaft 32 to rotate, the first limiting shaft 32 drives the rotary drum 314 below the impact fan to rotate, at the moment, the limiting inclined bar 313 above the rotary drum 314 is matched with the limiting roller 312, the limiting roller 312 is not contacted with the limiting inclined bar 313 for a short time along with the continuous rotation of the rotary drum 314, at the moment, the impact hammer 36 drives the impact shell 35 to move downwards to hammer the upper surface of the steel billet, so that scales which are difficult to remove on the upper surface of the steel billet are removed, then the limiting roller 312 is contacted with the surface of the limiting inclined bar 313 again, the impact shell 35 is reset again, and high-pressure water sprayed from the second water spraying pipe 33 is matched, so that the surface of the steel billet is impacted and high-pressure water is sprayed, and the scale removing efficiency on the surface of the steel billet is further improved;
meanwhile, the water in the lower water delivery pipe 213 is continuously discharged to the lower surface of the steel billet through the first water spray pipe 211, the lower surface of the steel billet is impacted, the removal efficiency of scales on the lower surface of the steel billet is further improved by matching with the pressing of the protrusions above the conveying roller 9 on the lower surface of the steel billet in the conveying process, and the steel billet after descaling is conveyed through the conveying roller 9 to finish the subsequent processing until the steel billet is processed into a high-strength steel strip;
step three, recovering the scale: in the process of downward movement of the air cylinder 1, the scale falls to the upper parts of the two grinding rolls 6 and is crushed and then enters the recovery box 10, when the connecting plate 24 moves upwards, the second gear 53 and the third toothed plate 51 are meshed with each other, the second limiting shaft 54 moves upwards along with the rotating side of the movable magnetic plate 55, iron powder in the recovery box 10 is adsorbed on the upper parts of the movable magnetic plate, and the recovery of the iron powder is facilitated.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The intelligent continuous casting and rolling equipment for the high-strength and toughness steel strip comprises a machine body (8), wherein an air cylinder (1) is vertically and fixedly inserted above the machine body (8), and is characterized in that a transmission mechanism (2) is arranged above the machine body (8), a plurality of conveying rollers (9) are rotatably arranged in the middle of the machine body (8), a plurality of protrusions are fixedly connected to the outer walls of the conveying rollers (9), a recovery box (10) is fixedly arranged below the machine body (8), and a recovery mechanism (5) is arranged inside the recovery box (10);
the transmission mechanism (2) comprises a third sliding groove (29) formed in two sides of the top of the machine body (8), a first gear (22) is arranged in the third sliding groove (29) in a rotating mode through a rotating shaft, a first toothed plate (21) and a second toothed plate (28) are respectively connected to two sides of the first gear (22) in an meshed mode, the tops of the two first toothed plates (21) extend to the upper side of the machine body (8) and are fixedly connected with a supporting plate (210), two first thrust springs are elastically arranged between the supporting plate (210) and the top of the machine body (8), the bottoms of the two first toothed plates (21) extend to the inside of the machine body (8) and are fixedly connected with a first lifting plate (23), the outer wall of the machine body (8) located below the third sliding groove (29) is provided with a second sliding groove (27), the outer wall of the machine body (8) located below the second sliding groove (27) is provided with a first sliding groove (26), the bottom end of the second toothed plate (28) extends to the inside of the machine body (8) and is fixedly connected with a connecting plate (24) which extends to the inside of the machine body (8), a second lifting plate (25) is fixedly connected between the two connectors;
the water delivery pipes (213) are fixedly connected above the second lifting plate (25) and below the first lifting plate (23), a plurality of water spraying assemblies (3) are arranged at the output ends of the water delivery pipes (213) below the first lifting plate (23), two inclined plates (212) are fixedly arranged at the top of the water delivery pipes (213) above the second lifting plate (25), the two inclined plates (212) are symmetrically arranged relative to the air cylinder (1), a plurality of first water spraying pipes (211) are fixedly connected at the output ends of the water delivery pipes (213) above the second lifting plate (25), and the output ends of the plurality of first water spraying pipes (211) penetrate through the inclined plates (212) and extend to the upper parts of the inclined plates (212);
the water spraying assembly (3) comprises a water spraying shell (31) fixedly connected with the output end of a water conveying pipe (213), the water spraying shell (31) is communicated with the water conveying pipe (213) through two water inlets (39), a first limit shaft (32) is rotatably connected to the upper part of the water spraying shell (31) through a bearing, an impact fan (38) is fixedly connected to the outer wall above the first limit shaft (32), a water guide plate (37) is rotatably connected to the outer wall below the first limit shaft (32) through a bearing, two second water spraying pipes (33) are fixedly connected to the outer wall of the water spraying shell (31) above the water guide plate (37), a rotary drum (314) is fixedly connected to the bottom end of the first limit shaft (32), two limit inclined bars (313) are fixedly connected to the outer wall of the rotary drum (314), slide ways (311) are respectively arranged on the inner walls of the two sides below the water spraying shell (31), a limit rod (310) is fixedly connected to a collision hammer (35) on the outer wall, one end of the two impact hammer shells (35) is fixedly connected to the inner wall (35) of the water spraying shell (35), the limit roller (312) is in transmission fit with the limit inclined bar (313);
the outer wall of the first limiting shaft (32) positioned between the impact shell (35) and the water guide plate (37) is sleeved with a second thrust spring (34);
the recovery mechanism (5) comprises two groups of third toothed plates (51), the two groups of third toothed plates (51) are fixedly connected with two side walls inside the recovery box (10) respectively, two groups of third toothed plates (51) are arranged, a second limiting shaft (54) is arranged between the two third toothed plates (51) which are positioned on the same horizontal line, the outer walls of the two sides of the second limiting shaft (54) are respectively connected with the bottom ends of the two connecting plates (24) through bearings in a rotating mode, two ends of the second limiting shaft (54) are fixedly connected with second gears (53), the second gears (53) are connected with the third toothed plates (51) in a meshed mode, a plurality of limiting sleeves (52) are fixedly connected to the outer walls of the second limiting shafts (54), and a plurality of magnetic plates (55) are clamped on the outer walls of the limiting sleeves (52).
2. The intelligent continuous casting and rolling equipment for high-strength and high-toughness steel strips according to claim 1, wherein two second water spraying pipes (33) are symmetrically arranged relative to the first limiting shaft (32).
3. The intelligent continuous casting and rolling equipment for high-strength and high-toughness steel strips according to claim 2, wherein the water guide plate (37) is obliquely arranged downwards from one side close to the first limiting shaft (32) to one side far away from the first limiting shaft (32).
4. The intelligent continuous casting and rolling equipment for high-strength and high-toughness steel strips according to claim 3, wherein a recovery cover (7) is fixedly arranged between the lower part of the machine body (8) and a recovery box (10), and two grinding rollers (6) are rotatably arranged on the outer wall of the recovery box (10) below the recovery cover (7).
5. The intelligent continuous casting and rolling equipment for high-strength and toughness steel strips according to claim 4, wherein a rotating roller (12) is rotatably arranged on the outer wall of one side of the machine body (8) close to the input end of the machine body, two rotating sleeves (13) are rotatably arranged on the outer walls of two sides of the rotating roller (12) through bearings, the rotating sleeves (13) and the conveying roller (9) are positioned on the same horizontal line, and a cam (11) is fixedly connected to the outer wall of the rotating roller (12) positioned between the two rotating sleeves (13).
6. The process of the intelligent continuous casting and rolling equipment for high-strength and high-toughness steel strips according to claim 5, comprising the following steps:
firstly, primarily removing scales by spraying water and vibrating: firstly, steel billets enter the machine body (8) through a plurality of conveying rollers (9), external water continuously enters the two water delivery pipes (213), the external water is discharged to the surface of the steel billets through a plurality of first water spraying pipes (211) and second water spraying pipes (33), preliminary descaling is carried out on the surface of the steel billets, then the rotating rollers (12) are rotated, one side of the steel billets is vibrated through the cams (11) above the rotating rollers (12), water is sprayed while vibrating, and a large amount of scales on the surface of the steel billets are removed;
step two, spraying water and impacting to thoroughly remove scale: then the cylinder (1) moves downwards from the initial position, so that the first toothed plate (21) is matched with the first gear (22) to drive the second toothed plate (28) to move upwards, and a plurality of first water spray pipes (211) and second water spray pipes (33) are respectively moved to the side edges of the billets;
the water delivery pipe (213) above the steel billet is continuously input into the water spraying shell (31) through the water inlet (39), the water speed beats the impact fan to enable the impact fan to drive the first limiting shaft (32) to rotate, the first limiting shaft (32) drives the rotary drum (314) below the impact fan to rotate, at the moment, the limiting inclined bar (313) above the rotary drum (314) is matched with the limiting roller (312) mutually, the limiting roller (312) is not contacted with the limiting inclined bar (313) temporarily along with the continuous rotation of the rotary drum (314), at the moment, the impact hammer (36) drives the impact shell (35) to move downwards to hammer the upper surface of the steel billet, scales which are difficult to remove are removed, then the limiting roller (312) is contacted with the surface of the limiting inclined bar (313) again, the impact shell (35) is reset again, and high-pressure water is sprayed from the surface of the steel billet along with the impact of the high-pressure water sprayed from the second spray pipe (33), so that the scale removal efficiency of the surface of the steel billet is further improved;
meanwhile, the water in the lower water delivery pipe (213) is continuously discharged to the lower surface of the steel billet through the first water spray pipe (211), the lower surface of the steel billet is impacted, the efficiency of removing scales on the lower surface of the steel billet is further improved by matching with the pressing of the protrusions above the conveying roller (9) on the lower surface of the steel billet in the conveying process, and the steel billet after descaling is conveyed through the conveying roller (9) to finish subsequent processing until the steel billet is processed into a high-strength steel strip;
step three, recovering the scale: in the process that the air cylinder (1) moves downwards, the scale falls to the top of two grinding rolls (6) and is smashed the back and enter into the inside of collection box (10), when connecting plate (24) upwards move, make second gear (53) and third pinion rack (51) intermesh, let second spacing axle (54) sideband move magnetic force board (55) rotate the limit and upwards move, adsorb above it with the inside iron powder of collection box (10), be convenient for to the recovery of iron powder.
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