CN115870341B - Automatic hot rolling device for steel production - Google Patents
Automatic hot rolling device for steel production Download PDFInfo
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- CN115870341B CN115870341B CN202310001990.XA CN202310001990A CN115870341B CN 115870341 B CN115870341 B CN 115870341B CN 202310001990 A CN202310001990 A CN 202310001990A CN 115870341 B CN115870341 B CN 115870341B
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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
- 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
Abstract
The invention relates to the technical field of steel production, and provides an automatic hot rolling device for steel production, which comprises a frame, wherein the frame is connected with a hot rolling cavity, and the hot rolling cavity is provided with an inlet and an outlet; the bottom fixed rollers are rotatably arranged in the hot rolling cavity, and a wheel set homodromous rotating mechanism is arranged on the frame; the top hot rolls are arranged in the hot rolling cavity, and the hot rolling cavity is connected with a lifting mechanism; the centering limiting assembly is arranged in the hot rolling cavity; the two sealing plates are connected with the lifting mechanism; two groups of scale removing mechanisms, each group of scale removing mechanism comprises a plurality of high-pressure air guns, and a rotating mechanism is arranged in the hot rolling cavity; the cleaning plate is rotatably arranged at the bottom of one side of an inlet of the hot rolling cavity, and the hot rolling cavity is connected with the limiting piece.
Description
Technical Field
The invention relates to the technical field of steel production, in particular to an automatic hot rolling device for steel production.
Background
The hot rolling is rolling performed at a temperature equal to or higher than the recrystallization temperature. In short, a steel billet is rolled for several times after being heated, then cut and corrected into a steel plate, and the hot rolling is called hot rolling, so that the processing performance of metals and alloys can be improved, namely, coarse grains in a casting state are crushed, remarkable cracks heal, casting defects are reduced or eliminated, an as-cast structure is converted into a deformed structure, and the processing performance of the alloy is improved.
The existing hot rolling device for steel can have various defects in the process of hot rolling the steel plate, for example, pits can appear on the surface of the steel plate, namely, iron scales generated by reaction of the steel plate and oxygen after heating are not easy to fall off, the existing hot rolling device is inconvenient to remove the iron scales to form the pits on the surface of the steel plate, in addition, in the process of hot rolling the steel plate, deviation is easy to occur in the process of operation of the steel plate, rolling pressure is uneven in hot rolling due to deflection of the steel plate, steel plate waviness is caused, and hot rolling quality of the steel plate is affected.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides an automatic hot rolling device for steel production, which aims to solve the problems that the prior art in the background art is inconvenient to carry out iron scale on the surface of a steel plate and uneven rolling is caused by easy deviation in the running process of the steel plate.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: an automatic hot rolling apparatus for steel production, comprising:
the hot rolling device comprises a rack, wherein the rack is connected with a hot rolling cavity, and the hot rolling cavity is provided with an inlet and an outlet;
the bottom fixed rollers are rotatably arranged in the hot rolling cavity, and a wheel set homodromous rotating mechanism for driving the bottom fixed rollers to rotate is arranged on the frame;
the hot rolling device comprises a plurality of top hot rolls, a plurality of bottom fixed rolls, a plurality of hot rolling shafts and a plurality of hot rolling shafts, wherein the top hot rolls are arranged in the hot rolling shafts and are positioned above the bottom fixed rolls;
the centering limiting assembly is arranged in the hot rolling cavity and is used for centering and correcting the steel plate;
the two sealing plates are respectively positioned at the inlet and the outlet of the hot rolling cavity, and are in sliding fit with the hot rolling cavity, and are connected with the lifting mechanism;
the two groups of iron scale removing mechanisms are respectively arranged at the top and the bottom of the hot rolling cavity and are used for removing iron oxide sheets on the surface of a steel plate, each group of iron scale removing mechanisms comprises a plurality of high-pressure air guns, each high-pressure air gun is rotatably arranged in the hot rolling cavity and positioned at the inlet of the hot rolling cavity, and the hot rolling cavity is provided with a rotating mechanism used for driving the plurality of high-pressure air guns to rotate;
the cleaning plate is rotatably arranged at the bottom of one side of the inlet of the hot rolling cavity, and the hot rolling cavity is connected with a limiting part for limiting the cleaning plate.
For the rotation of a plurality of bottom fixed rollers of drive, transport the steel sheet, wheelset syntropy rotary mechanism includes first motor, rotation gear, a plurality of drive gear and a plurality of drive gear, a plurality of drive gear respectively with corresponding bottom fixed roller is connected, a plurality of drive gear and a plurality of drive gear are crisscross to be set up, and drive gear and adjacent drive gear meshing, rotation gear is connected with the output of first motor, rotation gear and corresponding drive gear meshing.
For driving top hot roll and go up and down, roll the steel sheet of different thickness, elevating system includes a plurality of electronic jar and two lifter plates, electronic jar is installed on the hot rolling chamber, the lifter plate with the output of electronic jar is connected, the lifter plate is connected with a plurality of lifter blocks, and a plurality of top hot roll rotates respectively and installs between two lifter blocks that correspond.
For the position to the steel sheet is ajusted, guarantees rolling degree of consistency, spacing subassembly placed in middle includes two correction boards and two supporting wheels, two the supporting wheel rotates respectively and installs on the correction board that corresponds, the supporting wheel with the top of bottom fixed roll flushes, the hot rolling chamber is installed and is used for adjusting the two synchronous regulation subassembly of two directions of distance between the correction boards, two synchronous regulation subassemblies include second motor and two-way screw rod, the second motor is installed on the hot rolling chamber, two-way screw rod rotates and installs the inside in hot rolling chamber, the output of second motor with two-way screw rod connects, correction board with two-way screw rod threaded connection, two the one end that correction boards kept away from each other all is connected with the slide bar, the slide bar with the hot rolling chamber is sliding fit.
For the rotation of a plurality of high-pressure air guns of drive, carry out comparatively comprehensive clearance to the iron scale on steel sheet surface, slewing mechanism includes third motor and a plurality of pivot, the third motor is installed on the hot rolling chamber, the pivot is rotated and is installed the inside in hot rolling chamber, the pivot is connected with corresponding high-pressure air gun, and is a plurality of the transmission is connected between the pivot, the output and the pivot that correspond of third motor are connected, the peripheral fixed cover of pivot is equipped with drive sprocket, and is a plurality of pass through chain transmission connection between the drive sprocket, a plurality of tensioning sprockets are installed in the rotation of hot rolling chamber, the peripheral meshing of tensioning sprocket and chain.
For spacing the position of clearance board, the locating part includes a plurality of fixed plates and a plurality of limiting plate, fixed plate and hot rolling chamber are connected, the limiting plate pass through the bull stick with the fixed plate rotates to be connected, the limiting plate with clearance board contact.
For blockking the iron scale piece, the bottom fixedly connected with baffle in hot rolling chamber, the baffle is located bottom fixed roll is close to the one side of clearance board.
(III) beneficial effects
Compared with the prior art, the invention provides an automatic hot rolling device for steel production, which has the following beneficial effects:
1. according to the invention, the high-pressure air guns can be driven to rotate through the rotating mechanism, compressed air is sprayed out by the high-pressure air guns to blow off the iron scales on the surface of the steel plate, meanwhile, the compressed air extrudes oxygen in the hot rolling cavity, the lifting mechanism drives the sealing plate to lift, the inlet and the outlet are sealed to a certain extent, and the contact between the steel plate and the oxygen is reduced, so that the generation of the iron scales is reduced.
2. According to the invention, the steel plate can be limited through the centering limiting component, so that the steel plate enters between the top fixed roller and the top hot roller in the middle, the top hot roller is driven to lift through the lifting mechanism, the steel plate is hot rolled, the stability of the steel plate is ensured, and compared with the prior art, the scheme is convenient for ensuring the rolling uniformity of the steel plate, and the hot rolling quality is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic view of the invention in a three-dimensional configuration with the bottom fixed roller, the top heated roller, the closing plate, the connecting frame, etc. mated;
FIG. 2 is a schematic view of a partial enlarged structure of the present invention at A in FIG. 1;
FIG. 3 is a schematic view of a partially enlarged structure of the present invention at B in FIG. 1;
FIG. 4 is a schematic perspective view of the present invention;
FIG. 5 is a schematic view of a partially enlarged structure of the present invention at C in FIG. 4;
FIG. 6 is a schematic perspective view of another angle of the present invention;
FIG. 7 is a schematic view showing a bottom perspective structure of the present invention;
FIG. 8 is a schematic view of a partially enlarged structure of the invention at D in FIG. 7;
fig. 9 is an exploded perspective view of the first motor, drive gear, transfer gear and turning gear of the present invention.
Reference numerals in the drawings represent respectively:
1. a bottom fixed roller; 2. a top hot roll; 3. a closing plate; 4. a connecting frame; 5. a cleaning plate; 6. a baffle; 7. a hot rolling chamber; 8. an inlet; 9. an outlet;
100. a frame; 101. a base; 102. a support frame; 103. support legs;
200. the wheel set is in the same direction as the rotating mechanism; 201. a first motor; 202. a drive gear; 203. a transmission gear; 204. rotating the gear;
300. a lifting mechanism; 301. an electric cylinder; 302. a lifting plate; 303. a lifting block;
400. a centering limiting assembly; 401. a correction plate; 402. a support wheel;
500. a bidirectional synchronous adjusting component; 501. a second motor; 502. a bidirectional screw; 503. a slide bar;
600. an iron oxide scale removing mechanism; 601. a high pressure air gun;
700. a rotating mechanism; 701. a third motor; 702. a rotating shaft; 703. a drive sprocket; 704. a chain; 705. tensioning the chain wheel;
800. a limiting piece; 801. a fixing plate; 802. and a limiting 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.
Examples
Referring to fig. 1 to 9, an automatic hot rolling apparatus for steel production includes a frame 100, a plurality of bottom fixed rolls 1, a plurality of top hot rolls 2, a centering and limiting assembly 400, two closing plates 3, two sets of scale removal mechanisms 600, and a cleaning plate 5.
Referring to fig. 1, 4, 6 and 7, a stand 100 includes a base 101, a top end of the base 101 is fixedly connected with two supporting frames 102, a hot rolling cavity 7 is fixedly connected between the two supporting frames 102, a plurality of supporting legs 103 are connected between the hot rolling cavity 7 and the base 101, and an inlet 8 and an outlet 9 are formed in the hot rolling cavity 7.
Referring to fig. 1-4, a bottom fixed roller 1 is rotatably installed between two supporting frames 102, the bottom fixed roller 1 is located in a hot rolling cavity 7, a plurality of through holes for the bottom fixed roller 1 to pass through are formed in the hot rolling cavity 7, a wheel set homodromous mechanism 200 for driving the bottom fixed roller 1 to rotate is installed on the supporting frames 102, the wheel set homodromous mechanism 200 comprises a first motor 201, a rotating gear 204, a plurality of driving gears 202 and a plurality of transmission gears 203, the driving gears 202 are fixedly connected with the corresponding bottom fixed roller 1 respectively, the transmission gears 203 are rotatably connected with the corresponding supporting frames 102, the driving gears 202 and the transmission gears 203 are staggered, the driving gears 202 are meshed with adjacent transmission gears 203, the rotating gear 204 is connected with the output end of the first motor 201, and the rotating gear 204 is meshed with the corresponding driving gears 202;
for driving the bottom fixed roller 1 to rotate, the steel plate is transported, and the rotating gear 204 can be driven to rotate by the first motor 201, so that the corresponding driving gear 202 and the corresponding bottom fixed roller 1 are driven to rotate, and synchronous rotation of the driving gears 202 is realized under the transmission action of the transmission gear 203, so that the bottom fixed rollers 1 are driven to rotate.
Referring to fig. 9, a top hot roll 2 is installed inside a hot rolling cavity 7 and is located above a bottom fixed roll 1, the hot rolling cavity 7 is connected with a lifting mechanism 300 for driving a plurality of top hot rolls 2 to lift, the lifting mechanism 300 comprises a plurality of electric cylinders 301 and two lifting plates 302, the electric cylinders 301 are installed on the hot rolling cavity 7 through mounting plates, the lifting plates 302 are fixedly connected with the output ends of the electric cylinders 301, the bottom ends of the lifting plates 302 are fixedly connected with a plurality of lifting blocks 303, the plurality of top hot rolls 2 are respectively and rotatably installed between the two corresponding lifting blocks 303, a plurality of lifting grooves matched with the top hot rolls 2 are formed in the hot rolling cavity 7, and the bottom ends of the plurality of top hot rolls 2 are flush;
the lifting plates 302 can be driven to lift through the electric cylinders 301, the two electric cylinders 301 can be operated synchronously, the two lifting plates 302 can be driven to lift synchronously, the plurality of top hot rolls 2 are driven to lift, the rolling machine is suitable for rolling steel plates with different thicknesses, and meanwhile the steel plates can be rolled into the required thickness.
Referring to fig. 3, 6 and 7, the centering and limiting assembly 400 is installed inside the hot rolling cavity 7 and is used for centering and correcting the steel plate, the centering and limiting assembly 400 comprises two correcting plates 401 and two supporting wheels 402, the two supporting wheels 402 are respectively rotatably installed at one ends of the two correcting plates 401, which are close to each other, the supporting wheels 402 are flush with the top ends of the bottom fixing rollers 1, the hot rolling cavity 7 is provided with a bidirectional synchronous adjusting assembly 500 for adjusting the distance between the two correcting plates 401, the bidirectional synchronous adjusting assembly 500 comprises a second motor 501 and a bidirectional screw 502, the second motor 501 is installed on the hot rolling cavity 7, the bidirectional screw 502 is rotatably installed inside the hot rolling cavity 7, the output end of the second motor 501 is connected with the bidirectional screw 502, the two correcting plates 401 are symmetrically arranged at the periphery of the bidirectional screw 502, nuts matched with the bidirectional screw 502 are arranged on the correcting plates 401, one ends, which are far away from each other, of the two correcting plates 401 are connected with a sliding rod 503, and the sliding rod 503 is in sliding fit with the hot rolling cavity 7;
can drive bi-directional screw 502 through second motor 501 and rotate, through the spacing effect of correction board 401 and bi-directional screw 502's screw thread cooperation and slide bar 503 to correction board 401, can realize the removal of correction board 401, two external screw threads on the bi-directional screw 502 revolve to opposite, can realize the relative movement of two correction boards 401, restrict the steel sheet in the intermediate position department of hot rolling chamber 7, stabilize the steel sheet, the side contact of correction board 401 and steel sheet simultaneously, can scrape the iron scale of both sides of steel sheet, supporting wheel 402 can support the steel sheet, the rotation of supporting wheel 402 can cooperate the removal of steel sheet simultaneously.
Referring to fig. 4 and 6, two sealing plates 3 are respectively located at an inlet 8 and an outlet 9 of the hot rolling cavity 7, the sealing plates 3 and the hot rolling cavity 7 are in sliding fit, the sealing plates 3 are fixedly connected with the lifting plates 302 through the connecting frame 4, the lifting plates 302 can be driven to lift through the electric cylinders 301, the sealing plates 3 are driven to lift through the connecting frame 4, the sealing plates 3 and the top hot roller 2 are synchronously lifted, the sealing plates are suitable for passing of steel plates with different thicknesses, meanwhile, the inlet 8 and the outlet 9 of the hot rolling cavity 7 are sealed to a certain extent, oxygen is reduced, and accordingly iron oxide scale on the surface of the steel plate is reduced.
Referring to fig. 1, fig. 3, fig. 7 and fig. 8, two sets of scale removing mechanisms 600 are respectively installed at the top and bottom of the hot rolling cavity 7 and are used for removing the iron oxide sheets on the surface of the steel plate, each set of scale removing mechanisms 600 comprises a plurality of high-pressure air guns 601, the high-pressure air guns 601 are communicated with each other, the high-pressure air guns 601 are rotatably installed in the hot rolling cavity 7 and are positioned at an inlet 8 of the hot rolling cavity 7, the high-pressure air guns 601 are obliquely arranged, the hot rolling cavity 7 is provided with a rotating mechanism 700 for driving the high-pressure air guns 601 to rotate, the rotating mechanism 700 comprises a third motor 701 and a plurality of rotating shafts 702, the third motor 701 is installed on the hot rolling cavity 7, the rotating shafts 702 are rotatably installed in the hot rolling cavity 7, the rotating shafts 702 positioned at the top of the scale removing mechanisms 600 are rotatably connected with the top wall of the hot rolling cavity 7, one end of the rotating shaft 702 positioned at the bottom of the scale removing mechanism 600 is rotatably connected with the bottom wall of the hot rolling cavity 7, the rotating shafts 702 are fixedly connected with the corresponding high-pressure air guns 601, the rotating shafts 702 are fixedly arranged at the inlet 8 of the hot rolling cavity 7, the rotating shafts 702 are fixedly connected with the driving sprockets 703 are fixedly sleeved with the driving sprockets 703, and the tensioning chains are rotatably connected with the tensioning sprockets 703 are rotatably arranged at the tensioning chains 702, and the tensioning chains are rotatably connected with the tensioning chains 702, and the tensioning chains are rotatably arranged at the tensioning chains respectively, and the tensioning chains are rotatably connected with the tensioning chains respectively;
the chain 704 can be tensioned through the tensioning chain wheel 705, transmission connection among the plurality of driving chain wheels 703 is guaranteed, the corresponding rotating shafts 702 and the corresponding driving chain wheels 703 can be driven to rotate through the third motor 701, synchronous rotation of the plurality of driving chain wheels 703 and the plurality of rotating shafts 702 can be achieved through transmission action of the chain 704, accordingly, the plurality of high-pressure air guns 601 are driven to rotate, the air injection range of the high-pressure air guns 601 is enlarged, compressed air is conveyed to the high-pressure air guns 601 through air supply equipment, iron scales on the surfaces of steel plates are blown down through the high-pressure air, and the iron scales are cleaned.
Referring to fig. 6 and 7, a cleaning plate 5 is rotatably installed at the bottom of one side of an inlet 8 of a hot rolling cavity 7 through a plurality of hinge seats, a baffle 6 is fixedly connected to the bottom of the hot rolling cavity 7, the baffle 6 is positioned at one side of a bottom fixing roller 1 close to the cleaning plate 5, the hot rolling cavity 7 is connected with a limiting piece 800 for limiting the cleaning plate 5, the limiting piece 800 comprises a plurality of fixing plates 801 and a plurality of limiting plates 802, the fixing plates 801 are fixedly connected with the outer side walls of the hot rolling cavity 7, the limiting plates 802 are rotatably connected with the fixing plates 801 through rotating rods, and the limiting plates 802 are in contact with the cleaning plate 5;
the limiting plate 802 is rotated to be in contact with the cleaning plate 5 to limit the cleaning plate 5, so that the stability of the cleaning plate 5 is guaranteed, the bottom of the inlet 8 of the hot rolling cavity 7 is sealed, iron scales under cleaning are blocked through the cleaning plate 5 and the baffle 6, the limiting plate 802 is rotated to be away from the position of the cleaning plate 5, the limiting of the cleaning plate 5 is relieved, the cleaning plate 5 can be rotated to be opened, and iron scale chips at the bottom of the hot rolling cavity 7 can be cleaned.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An automatic hot rolling apparatus for steel production, comprising:
the hot rolling device comprises a frame (100), wherein the frame (100) is connected with a hot rolling cavity (7), and the hot rolling cavity (7) is provided with an inlet (8) and an outlet (9);
the bottom fixed rollers (1) are rotatably arranged in the hot rolling cavity (7), a wheel set homodromous rotating mechanism (200) for driving the bottom fixed rollers (1) to rotate is arranged on the frame (100), the wheel set homodromous rotating mechanism (200) comprises a first motor (201), a rotating gear (204), a plurality of driving gears (202) and a plurality of transmission gears (203), the driving gears (202) are respectively connected with the corresponding bottom fixed rollers (1), the driving gears (202) and the transmission gears (203) are staggered, the driving gears (202) are meshed with the adjacent transmission gears (203), the rotating gear (204) is connected with the output end of the first motor (201), and the rotating gear (204) is meshed with the corresponding driving gears (202);
the hot rolling device comprises a plurality of top hot rolls (2), wherein the top hot rolls (2) are arranged in a hot rolling cavity (7) and are positioned above a bottom fixed roll (1), the hot rolling cavity (7) is connected with a lifting mechanism (300) for driving the plurality of top hot rolls (2) to lift, the lifting mechanism (300) comprises a plurality of electric cylinders (301) and two lifting plates (302), the electric cylinders (301) are arranged on the hot rolling cavity (7), the lifting plates (302) are connected with the output ends of the electric cylinders (301), the lifting plates (302) are connected with a plurality of lifting blocks (303), and the plurality of top hot rolls (2) are respectively and rotatably arranged between the two corresponding lifting blocks (303);
the centering limiting assembly (400) is arranged in the hot rolling cavity (7) and used for centering and correcting the steel plate;
the two sealing plates (3) are respectively positioned at an inlet (8) and an outlet (9) of the hot rolling cavity (7), the sealing plates (3) are in sliding fit with the hot rolling cavity (7), the sealing plates (3) are connected with the lifting mechanism (300), and the sealing plates (3) are fixedly connected with the lifting plate (302) through the connecting frame (4);
the two groups of iron scale removing mechanisms (600), the two groups of iron scale removing mechanisms (600) are respectively arranged at the top and the bottom of the hot rolling cavity (7) and are used for removing iron oxide sheets on the surface of a steel plate, each group of iron scale removing mechanisms (600) comprises a plurality of high-pressure air guns (601), each high-pressure air gun (601) is rotatably arranged in the hot rolling cavity (7) and is positioned at an inlet (8) of the hot rolling cavity (7), and the hot rolling cavity (7) is provided with a rotating mechanism (700) used for driving the plurality of high-pressure air guns (601) to rotate;
the cleaning plate (5), the cleaning plate (5) is rotationally arranged at the bottom of one side of an inlet (8) of the hot rolling cavity (7), and the hot rolling cavity (7) is connected with a limiting piece (800) for limiting the cleaning plate (5).
2. An automatic hot rolling plant for steel production according to claim 1, characterized in that said centering and limiting assembly (400) comprises two correction plates (401) and two supporting wheels (402), both said supporting wheels (402) being respectively rotatably mounted on the corresponding correction plates (401), said hot rolling chamber (7) being equipped with a bidirectional synchronous adjustment assembly (500) for adjusting the distance between the two correction plates (401).
3. The automatic hot rolling device for steel production according to claim 2, wherein the bidirectional synchronous adjusting assembly (500) comprises a second motor (501) and a bidirectional screw rod (502), the second motor (501) is installed on the hot rolling cavity (7), the bidirectional screw rod (502) is rotatably installed inside the hot rolling cavity (7), an output end of the second motor (501) is connected with the bidirectional screw rod (502), the correction plate (401) is in threaded connection with the bidirectional screw rod (502), two ends, far away from each other, of the correction plate (401) are respectively connected with a sliding rod (503), and the sliding rods (503) are in sliding fit with the hot rolling cavity (7).
4. An automatic hot rolling apparatus for steel production according to claim 3, wherein the rotating mechanism (700) comprises a third motor (701) and a plurality of rotating shafts (702), the third motor (701) is installed on the hot rolling chamber (7), the rotating shafts (702) are rotatably installed inside the hot rolling chamber (7), the rotating shafts (702) are connected with corresponding high-pressure air guns (601), a plurality of the rotating shafts (702) are in transmission connection, and the output end of the third motor (701) is connected with the corresponding rotating shafts (702).
5. The automatic hot rolling device for steel production according to claim 4, wherein a driving sprocket (703) is fixedly sleeved on the periphery of the rotating shaft (702), a plurality of driving sprockets (703) are in transmission connection through a chain (704), a plurality of tensioning sprockets (705) are rotatably arranged in the hot rolling cavity (7), and the tensioning sprockets (705) are meshed with the periphery of the chain (704).
6. The automatic hot rolling device for steel production according to claim 5, wherein the limiting piece (800) comprises a plurality of fixing plates (801) and a plurality of limiting plates (802), the fixing plates (801) are connected with the hot rolling cavity (7), the limiting plates (802) are rotatably connected with the fixing plates (801) through rotating rods, and the limiting plates (802) are contacted with the cleaning plates (5).
7. An automatic hot rolling apparatus for steel production according to claim 6, characterized in that the supporting wheel (402) is flush with the top end of the bottom fixed roll (1).
8. The automatic hot rolling apparatus for steel production according to claim 7, wherein a baffle plate (6) is fixedly connected to the bottom of the hot rolling chamber (7), and the baffle plate (6) is located at one side of the bottom fixing roller (1) close to the cleaning plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310001990.XA CN115870341B (en) | 2023-01-03 | 2023-01-03 | Automatic hot rolling device for steel production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310001990.XA CN115870341B (en) | 2023-01-03 | 2023-01-03 | Automatic hot rolling device for steel production |
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| Publication Number | Publication Date |
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| CN115870341A CN115870341A (en) | 2023-03-31 |
| CN115870341B true CN115870341B (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310001990.XA Active CN115870341B (en) | 2023-01-03 | 2023-01-03 | Automatic hot rolling device for steel production |
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Citations (2)
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| FR2702973A1 (en) * | 1993-03-23 | 1994-09-30 | Trefileurope France Sa | Method and device for descaling a wire rod |
| CN204338569U (en) * | 2014-11-28 | 2015-05-20 | 重庆材料研究院有限公司 | The hot bundling device of tungsten base refractory alloy silk material |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3307771B2 (en) * | 1993-08-23 | 2002-07-24 | ハンス‐ユルゲン、ガイドール | Means for descaling hot rolled steel sheets |
| CN2299672Y (en) * | 1995-03-10 | 1998-12-09 | 鞍山钢铁公司 | Strip mill centring device |
| JP3425056B2 (en) * | 1997-02-28 | 2003-07-07 | 新日本製鐵株式会社 | Rough rolling method for hot rolled steel sheet with excellent surface properties |
| DE502004004538D1 (en) * | 2004-02-27 | 2007-09-13 | Hermetik Hydraulik Ab | HYDRAULIC DEVICE FOR DETERMINING WARM ROLLING |
| CN204842487U (en) * | 2015-06-28 | 2015-12-09 | 象山普精金属制品厂 | Online phosphorus removal device of black strip finish rolling district suction |
| CN211990256U (en) * | 2020-04-03 | 2020-11-24 | 无锡华美新材料有限公司 | Hot rolling device for processing high-quality thick-specification open flat plate |
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2023
- 2023-01-03 CN CN202310001990.XA patent/CN115870341B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2702973A1 (en) * | 1993-03-23 | 1994-09-30 | Trefileurope France Sa | Method and device for descaling a wire rod |
| CN204338569U (en) * | 2014-11-28 | 2015-05-20 | 重庆材料研究院有限公司 | The hot bundling device of tungsten base refractory alloy silk material |
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| CN115870341A (en) | 2023-03-31 |
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