CN219274077U - H-shaped steel rolling mill replacement gap bridge device - Google Patents
H-shaped steel rolling mill replacement gap bridge device Download PDFInfo
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- CN219274077U CN219274077U CN202223107489.1U CN202223107489U CN219274077U CN 219274077 U CN219274077 U CN 219274077U CN 202223107489 U CN202223107489 U CN 202223107489U CN 219274077 U CN219274077 U CN 219274077U
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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
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- 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
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Abstract
The utility model discloses a replacement bridge crossing device of an H-shaped steel rolling mill, which belongs to the technical field of bridge crossing devices and comprises a bridge crossing mechanism and a driving mechanism, wherein the bridge crossing mechanism is arranged on the driving mechanism, the driving mechanism is horizontally arranged on the ground on one side of the rolling mill, the driving mechanism comprises a guide rail assembly, a hydraulic pushing rod and a trolley, the guide rail assembly is arranged right below the rolling mill, one end of the guide rail assembly is provided with the hydraulic pushing rod, the movable end of the hydraulic pushing rod is provided with the trolley, and the trolley is arranged on the guide rail assembly and can move along the length direction of the guide rail assembly. The beneficial effects of the utility model are as follows: through the cooperation of hydraulic propulsion pole and shallow on the drive assembly, can send former rolling mill position with the mechanism of crossing the bridge to realize the replacement of rolling mill, through the drive assembly who sets up on the mechanism of crossing the bridge, can drive the rolling mill and continue to remove, make the rolled piece can carry next level equipment smoothly, avoided stopping production for a long time to cause a large amount of losses, improved the operating factor greatly.
Description
Technical Field
The utility model relates to the technical field of bridge passing devices, in particular to a replacement bridge passing device of an H-shaped steel rolling mill.
Background
In the production line of hot-rolled small and medium H-shaped steel, blanks are heated by a heating furnace and then enter rough rolling to be rolled into intermediate blanks, then enter a finishing mill after passing through an intermediate roller way and a flying shear head, generally finish rolling is carried out to prepare 11 tandem rolling mills, the H-shaped steel of a finished product is rolled, meanwhile, a first rolling mill motor and a speed reducer are frequently failed in the production process, and the production is required to be stopped for processing.
In the prior art, when a first rolling mill for finish rolling fails, the first rolling mill needs to be pulled out and replaced by a bridge device, and because the roller way is far away from a second rolling mill after flying shears, intermediate blanks cannot be smoothly sent into the second rolling mill, only production can be stopped, and the yield and the operation rate are affected. The utility model patent with publication number of CN211839574U discloses a telescopic gap bridge device of a rolling mill with a movable frame, which comprises a guide driving frame group, a guide driven frame group, a connecting plate and a connecting platform.
Disclosure of Invention
In order to overcome the problems that in the prior art, a bridge passing device is inconvenient to replace rapidly after a rolling mill breaks down, a convenient current limiting structure is lacking, the yield and the operation rate are greatly influenced, and the like, the utility model provides an H-shaped steel rolling mill replacement bridge passing device which comprises a bridge passing mechanism and a driving mechanism, wherein the bridge passing mechanism is arranged on the driving mechanism, the driving mechanism is horizontally arranged on the ground on one side of the rolling mill, the driving mechanism comprises a guide rail assembly, a hydraulic pushing rod and a cart, the guide rail assembly is arranged right below the rolling mill, one end of the guide rail assembly is provided with the hydraulic pushing rod, the cart is arranged on the guide rail assembly and can move along the length direction of the guide rail assembly, the bridge passing mechanism comprises a base and a transmission assembly, and the transmission assembly is arranged on the top of the base.
After the rolling mill breaks down, shift out and hang away to overhaul, through the cooperation of hydraulic pushing rod and shallow on the drive assembly, can send the mechanism of crossing a bridge to former rolling mill position to realize the replacement of rolling mill, through the drive assembly who sets up on the mechanism of crossing a bridge, can drive the rolling mill and continue to remove, make the rolled piece can carry next level equipment smoothly, avoided stopping production for a long time to cause a large amount of losses, improved the operating efficiency greatly.
Preferably, the guide rail assembly comprises two guide rails arranged in parallel, the rolling mill is arranged at the tops of the two guide rails and can move along the length direction of the guide rails, and the two guide rails are perpendicular to the conveying direction of the rolling mill.
Preferably, the cart is slidably connected to the tops of the two guide rails through a plurality of wheels arranged at the bottom, and a tray matched with the base is arranged at the top of the cart.
Preferably, the transmission assembly comprises a plurality of driving rollers and a gear motor, the driving rollers are sequentially rotatably mounted on the inner wall of the base along the length direction of the gap bridge mechanism, one side of the base is fixedly provided with the gear motor, and the movable end of the gear motor is fixedly connected with one of the driving rollers.
Preferably, two parallel side baffles are respectively arranged on two sides of the top of the base.
The side baffle arranged on the bridge passing mechanism can avoid separation during conveying of the rolling mill, and the transmission roller is driven by the gear motor, so that the conveying speed of the bridge passing mechanism is easy to control.
Preferably, a flow limiting component is arranged between the two side baffles, the flow limiting component comprises two air cylinders, two movable plates, two sliding blocks and two sliding grooves, one side of each side baffle, which is opposite to the side baffle, is located at a plurality of positions above the driving roller, is respectively hinged with the two air cylinders, the movable ends of the two air cylinders are respectively hinged with the surfaces of the two sliding blocks, the two sliding blocks are matched with the two sliding grooves and can slide along the length direction of the sliding grooves, the two sliding grooves are respectively arranged at one ends of the two movable plates, and the other ends of the two movable plates are respectively hinged with the side baffles.
Through the arrangement of the flow limiting component, the width of the channel at the top of the bridge mechanism can be adjusted, the throughput of the rolled piece is limited, the impact generated by the movement of the rolled piece is reduced, and the stability of the rolled piece in the moving process is ensured.
Preferably, limit baffles are commonly installed at one ends of the two guide rails far away from the hydraulic pushing rod.
Preferably, the rolling mill is provided with a guide groove along the conveying direction of the binding piece, and the top of the bridge passing mechanism is horizontally arranged with the guide groove.
Preferably, the bottom of the hydraulic propulsion rod is provided with a mounting plate, and a plurality of mounting holes for fixing are formed in the mounting plate.
Preferably, the two side baffles and the two movable plates are made of reinforced steel plates.
The beneficial effects are that:
the technical scheme of the utility model has the following beneficial effects:
(1) After the rolling mill breaks down, shift out and hang away to overhaul, through the cooperation of hydraulic pushing rod and shallow on the drive assembly, can send the mechanism of crossing a bridge to former rolling mill position to realize the replacement of rolling mill, through the drive assembly who sets up on the mechanism of crossing a bridge, can drive the rolling mill and continue to remove, make the rolled piece can carry next level equipment smoothly, avoided stopping production for a long time to cause a large amount of losses, improved the operating efficiency greatly.
(2) Through the setting of restriction subassembly for the width of bridge mechanism top passageway can be adjusted, has restricted the throughput of rolling mill, has reduced the impact that the rolling mill removes the production, has ensured the stability of rolling mill removal in-process.
(3) The side baffle arranged on the bridge passing mechanism can avoid separation during conveying of the rolling mill, and the transmission roller is driven by the gear motor, so that the conveying speed of the bridge passing mechanism is easy to control.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of an alternative gap bridge device of an H-beam rolling mill of the utility model;
FIG. 2 is a schematic view of a bridge crossing mechanism of an alternative bridge crossing apparatus of an H-beam mill of the present utility model;
FIG. 3 is a schematic diagram of a connection structure of the bridge mechanism and the driving assembly of the present utility model;
fig. 4 is a schematic view of a flow restrictor assembly of the bridge mechanism of the present utility model.
In the figure: 1. a rolling mill; 2. a bridge crossing mechanism; 3. a guide rail; 4. a hydraulic propulsion rod; 5. a limit baffle; 6. a guide groove; 7. a driving roller; 8. a base; 9. a flow restricting assembly; 10. a speed reducing motor; 11. a mounting plate; 12. a cart; 13. a tray; 14. side baffles; 15. a cylinder; 16. a movable plate; 17. a slide block; 18. and a sliding groove.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
According to the embodiment, after the rolling mill breaks down, the rolling mill is moved out and lifted for maintenance, the gap bridge mechanism can be conveyed to the original rolling mill position through the cooperation of the hydraulic pushing rod and the cart on the driving assembly, so that the rolling mill is replaced, the rolling mill can be driven to continue moving through the transmission assembly arranged on the gap bridge mechanism, rolled pieces can be smoothly conveyed to next-stage equipment, a large amount of loss caused by long-time production stopping is avoided, and the operation rate is greatly improved. The specific implementation mode is as follows:
as shown in fig. 1 to 4, an H-section mill replacement bridge device comprises a bridge passing mechanism 2 and a driving mechanism, wherein the bridge passing mechanism 2 is arranged on the driving mechanism, the driving mechanism is horizontally arranged on the ground on one side of a mill 1, the driving mechanism comprises a guide rail assembly, a hydraulic pushing rod 4 and a cart 12, the guide rail assembly is arranged right below the mill 1, the hydraulic pushing rod 4 is arranged at one end of the guide rail assembly, the cart 12 is arranged at the movable end of the hydraulic pushing rod 4, the cart 12 is arranged on the guide rail assembly and can move along the length direction of the guide rail assembly, the bridge passing mechanism 2 comprises a base 8 and a transmission assembly, and the transmission assembly is arranged at the top of the base 8. After the rolling mill 1 breaks down, the hydraulic pushing rod 4 and the trolley 12 are matched on the driving assembly to convey the gap bridge mechanism 2 to the original rolling mill 1 through the guide rail 3, so that the rolling mill 1 and the gap bridge are replaced, the rolling mill 1 can be driven to move continuously through the transmission assembly arranged on the gap bridge mechanism 2, rolled pieces can be conveyed to the next-stage equipment smoothly, a large amount of loss caused by long-time production stopping is avoided, and the operation rate is greatly improved.
The guide rail assembly comprises two guide rails 3 which are arranged in parallel, the rolling mill 1 is arranged at the top of the two guide rails 3 and can move along the length direction of the guide rails 3, the two guide rails 3 are perpendicular to the conveying direction of the binding piece of the rolling mill 1, the fault rolling mill 1 can be pushed out or pulled out to one side through the two guide rails 3, and the fault rolling mill 1 is lifted by the crane and then sent to an overhaul position, so that convenience is brought to the use of the device.
The cart 12 is connected to the tops of the two guide rails 3 in a sliding manner through a plurality of wheels arranged at the bottom, a tray 13 matched with the base 8 is arranged at the top of the cart 12, and a bridge passing can be carried through the tray 13, so that the bridge passing is easy to place and take down, and the whole device is convenient to assemble.
The transmission assembly comprises a plurality of driving rollers 7 and a gear motor 10, the driving rollers 7 are sequentially rotatably mounted on the inner wall of the base 8 along the length direction of the bridge passing mechanism 2, one side of the base 8 is fixedly provided with the gear motor 10, the movable end of the gear motor 10 is fixedly connected with one of the driving rollers 7, the driving rollers 7 are driven by the gear motor 10, the conveying speed of the bridge passing mechanism 2 can be easily controlled, and rolled pieces can continuously pass through.
Two parallel side baffles 14 are respectively arranged on two sides of the top of the base 8, and the separation of the rolling mill 1 during conveying can be avoided through the side baffles 14 arranged on the gap bridge mechanism 2, so that the conveying stability of rolled pieces is improved.
The flow limiting assembly 9 is arranged between the two side baffles 14, the flow limiting assembly 9 comprises two air cylinders 15, two movable plates 16, two sliding blocks 17 and two sliding grooves 18, two air cylinders 15 are hinged to the opposite sides of the two side baffles 14 at the positions above the plurality of driving rollers 7 respectively, movable ends of the two air cylinders 15 are hinged to the surfaces of the two sliding blocks 17 respectively, the two sliding blocks 17 are arranged in a matched mode with the two sliding grooves 18 and can slide along the length direction of the sliding grooves 18, the two sliding grooves 18 are arranged at one ends of the two movable plates 16 respectively, the other ends of the two movable plates 16 are hinged to the side baffles 14 respectively, the width of a top channel of the gap bridge mechanism 2 can be adjusted through the arrangement of the flow limiting assembly 9, throughput of rolled pieces is limited, impact caused by movement of the rolled pieces is reduced, and stability in the moving process of the rolled pieces is ensured.
The limit baffle 5 is installed jointly to the one end that hydraulic propulsion pole 4 was kept away from to two guide rails 3, through limit baffle 5's setting, can carry out spacingly to guide rail 3, avoids rolling mill 1 to break away from the track, and the one end that guide rail 3 is close to hydraulic propulsion pole 4 also is provided with limit baffle 5 that can supply hydraulic propulsion pole 4 to pass through, avoids shallow 12 derailment.
The rolling mill 1 is provided with the guide slot 6 along the bundle conveying direction, and the top of gap bridge mechanism 2 sets up with the guide slot 6 level, and gap bridge and guide slot 6 level highly uniform can accurate butt joint, the passage of the rolled piece of being convenient for.
The bottom of hydraulic pressure propulsion pole 4 is provided with mounting panel 11, is provided with a plurality of mounting hole that is used for fixed on the mounting panel 11, can support hydraulic pressure propulsion pole 4 through mounting panel 11, can fix hydraulic pressure propulsion pole 4 on ground through the mounting hole.
The two side baffles 14 and the two movable plates 16 are made of reinforced steel plates, and the strength of the side baffles 14 and the two movable plates 16 can be improved through the arrangement of the reinforced steel plates, so that impact and abrasion generated to collision of rolled pieces during transportation are reduced.
Working principle: after the rolling mill breaks down, shift out the rolling mill to one side and hang away the maintenance, through the cooperation of hydraulic propulsion pole and shallow on the drive assembly, can send bridge passing mechanism to former rolling mill position on the guide rail, and with the guide slot level alignment, thereby realize the replacement of rolling mill, through the drive assembly who sets up on the bridge passing mechanism, by motor and driving roller cooperation, can drive the rolling mill and continue to remove, make the rolled piece can carry next level equipment smoothly, avoided long-time stopping production to cause a large amount of losses, the rate of operation has been improved greatly, through the current limiting assembly, can set up adjustable angle's fly leaf on the bridge, thereby change bridge passing top passageway's width, and limited the throughput of rolled piece, reduced the impact that the rolled piece removes the production, stability in the moving process of rolled piece has been ensured.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a H shaped steel rolling mill replacement device that passes a bridge, its characterized in that, including gap bridge mechanism (2) and actuating mechanism, gap bridge mechanism (2) set up in on the actuating mechanism, actuating mechanism level sets up in subaerial of rolling mill (1) one side, actuating mechanism includes guide rail assembly, hydraulic propulsion pole (4) and shallow (12), be provided with under rolling mill (1) guide rail assembly, install guide rail assembly's one end hydraulic propulsion pole (4), hydraulic propulsion pole (4)'s movable end is provided with shallow (12), shallow (12) set up in on the guide rail assembly and can follow guide rail assembly length direction removes, gap bridge mechanism (2) include base (8) and drive assembly, drive assembly set up in the top of base (8).
2. The H-beam rolling mill replacement gap bridge device according to claim 1, wherein the guide rail assembly comprises two guide rails (3) which are arranged in parallel, the rolling mill (1) is arranged on the tops of the two guide rails (3) and can move along the length direction of the guide rails (3), and the two guide rails (3) are perpendicular to the conveying direction of a binding piece of the rolling mill (1).
3. The H-section mill replacement gap bridge device according to claim 2, wherein the cart (12) is slidably connected to the tops of the two guide rails (3) through a plurality of wheels arranged at the bottom, and a tray (13) matched with the base (8) is arranged at the top of the cart (12).
4. The H-beam mill replacement gap bridge device according to claim 1, wherein the transmission assembly comprises a plurality of transmission rollers (7) and a gear motor (10), the transmission rollers (7) are sequentially rotatably mounted on the inner wall of the base (8) along the length direction of the gap bridge mechanism (2), the gear motor (10) is fixedly mounted on one side of the base (8), and the movable end of the gear motor (10) is fixedly connected with one of the transmission rollers (7).
5. The H-beam mill replacement gap bridge device according to claim 4, wherein two parallel side baffles (14) are respectively arranged on two sides of the top of the base (8).
6. The H-beam rolling mill replacement gap bridge device according to claim 5, wherein a flow limiting assembly (9) is arranged between two side baffles (14), the flow limiting assembly (9) comprises two air cylinders (15), two movable plates (16), two sliding blocks (17) and two sliding grooves (18), two air cylinders (15) are hinged to opposite sides of the two side baffles (14) at positions above a plurality of driving rollers (7) respectively, movable ends of the two air cylinders (15) are hinged to surfaces of the two sliding blocks (17) respectively, the two sliding blocks (17) and the two sliding grooves (18) are arranged in a matched mode and can slide along the length direction of the sliding grooves (18), the two sliding grooves (18) are arranged at one ends of the two movable plates (16) respectively, and the other ends of the two movable plates (16) are hinged to the side baffles (14) respectively.
7. A replacement gap bridge device for an H-section mill according to claim 3, characterized in that the ends of the two guide rails (3) remote from the hydraulic pushing rod (4) are jointly provided with limit baffles (5).
8. The H-section mill replacement gap bridge device according to claim 1, wherein the mill (1) is provided with a guide groove (6) along the bundle conveying direction, and the top of the gap bridge mechanism (2) is horizontally arranged with the guide groove (6).
9. The H-beam mill replacement gap bridge device according to claim 7, wherein a mounting plate (11) is arranged at the bottom of the hydraulic pushing rod (4), and a plurality of mounting holes for fixing are formed in the mounting plate (11).
10. The H-type rolling mill replacement gap bridge device according to claim 6, wherein the material of the two side dams (14) and the two movable plates (16) is reinforced steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223107489.1U CN219274077U (en) | 2022-11-23 | 2022-11-23 | H-shaped steel rolling mill replacement gap bridge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223107489.1U CN219274077U (en) | 2022-11-23 | 2022-11-23 | H-shaped steel rolling mill replacement gap bridge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219274077U true CN219274077U (en) | 2023-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223107489.1U Active CN219274077U (en) | 2022-11-23 | 2022-11-23 | H-shaped steel rolling mill replacement gap bridge device |
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| Country | Link |
|---|---|
| CN (1) | CN219274077U (en) |
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- 2022-11-23 CN CN202223107489.1U patent/CN219274077U/en active Active
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