CN114713634B - Fault processing method after swing shearing of continuous casting and rolling of sheet billet - Google Patents
Fault processing method after swing shearing of continuous casting and rolling of sheet billet Download PDFInfo
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- CN114713634B CN114713634B CN202210248381.XA CN202210248381A CN114713634B CN 114713634 B CN114713634 B CN 114713634B CN 202210248381 A CN202210248381 A CN 202210248381A CN 114713634 B CN114713634 B CN 114713634B
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- 238000009749 continuous casting Methods 0.000 title claims abstract description 34
- 238000010008 shearing Methods 0.000 title claims abstract description 32
- 238000005096 rolling process Methods 0.000 title claims abstract description 31
- 238000003672 processing method Methods 0.000 title claims description 4
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 238000000034 method Methods 0.000 claims abstract description 39
- 239000002699 waste material Substances 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 6
- 238000003860 storage Methods 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 239000012774 insulation material Substances 0.000 claims description 3
- 238000011143 downstream manufacturing Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 20
- 239000010959 steel Substances 0.000 description 20
- 238000010586 diagram Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001502 supplementing effect Effects 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
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B15/0007—Cutting or shearing the product
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B41/00—Guiding, conveying, or accumulating easily-flexible work, e.g. wire, sheet metal bands, in loops or curves; Loop lifters
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Abstract
The invention relates to a fault treatment method after swing shearing of continuous casting and rolling of a sheet billet, and belongs to the technical field of continuous casting and rolling of hot rolled sheet strips. The method comprises the following steps: when the downstream procedure of the pendulum shear has accidents and needs to be stopped, the thin slab is cut off through the pendulum shear; the sinking type loop mechanism drags the sheared sheet billet out of the pendulum shear; the cantilever lifting mechanism lifts the sheared sheet billet, and a waste pushing treatment space is reserved; the pendulum shears cut the upstream sheet billet into a plurality of blocks, and push the sheet billet to a storage area outside the production line by using a waste pushing device, and an operator cuts off the lifted sheet billet and hangs the sheet billet off the production line; after the fault treatment of the downstream equipment is completed, the cantilever lifting mechanism descends below the elevation of the belt transmission roller way, the press roller and the first carrier roller ascend to the initial position, and the system continues to produce. According to the invention, the sinking type loop is adopted to pull the thin slab cut by the pendulum shear out of the pendulum shear, so that the problems that equipment is damaged by interference between the thin slab and the pendulum shear when the thin slab is lifted and the thin slab is lifted too high by the loop to be processed are avoided.
Description
Technical Field
The invention belongs to the technical field of continuous casting and rolling of hot rolled plate strips, and relates to a fault treatment method after swing shearing of continuous casting and rolling of sheet billets.
Background
Compared with the conventional hot-rolled strip steel production technology, the hot-rolled strip continuous casting and rolling technology has the advantages of energy conservation and emission reduction, and particularly, the thin strip headless continuous casting and rolling technology represented by ESP in recent 10 years is rapidly developed at home and abroad, and becomes an important selection path for hot rolling greenization and intellectualization. The pendulum shear and scrap pushing area in the continuous casting and rolling process plays a role in removing dummy bars and scrap when continuous casting starts to cast, and plays a role in shearing and continuously pushing out scrap when accidents occur in downstream working procedures, so that continuous casting is not influenced by downstream accidents to continuously produce, and the reduction of production recovery time and reduction of the heat supplementing cost of molten steel are facilitated.
The technical scheme of the existing post-pendulum shearing fault treatment system adopts a swinging type loop to be matched with a lifting mechanism for completion, and the existing problems are that: on one hand, the swing type loop needs to lift the strip steel obliquely upwards by approximately 4 meters Gao Cai, the cut strip steel can be pulled out from the interior of the swing shear, the strip steel is positioned in the loop, an operator cannot process the lifted strip steel at all, and operability is not achieved; on the other hand, the mechanism is huge and the investment cost is high.
Therefore, it is very necessary to develop a fault processing method after swing shearing of continuous casting, rolling and swing shearing of sheet billet, which meets the requirement of operators on lifting strip steel while meeting the fault processing function after swing shearing, and simultaneously simplifies the structure and reduces the investment.
Disclosure of Invention
In view of the above, the present invention aims to provide a fault handling method after continuous casting, rolling, swinging and shearing of a sheet billet, so as to solve the above problems.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the fault treatment method after the swing shear of the continuous casting and rolling of the sheet billet comprises the steps of sequentially arranging a swing shear, a belt transmission roller way, a sinking type loop mechanism and a second carrier roller according to the transmission direction of the sheet billet, wherein the cantilever lifting mechanism and the waste pushing device are sequentially arranged in the belt transmission roller way in a staggered manner according to the transmission direction of the sheet billet, the sinking type loop mechanism comprises a sinking bracket, a second driving device for driving the sinking bracket to sink, and a compression roller and a first carrier roller which are arranged on the sinking mechanism, and a sheet billet channel is formed between the compression roller and the first carrier roller; the method comprises the following steps:
a. when the downstream working procedure of the pendulum shear needs to be stopped, the continuously produced sheet billet is cut off through the pendulum shear;
b. the pressing roller and the first carrier roller sink under the drive of the second driving device, the pressing roller and the sheared sheet billet form a sinking loop, and the sheared sheet billet is pulled out from the pendulum shear;
c. lifting by a cantilever lifting mechanism, lifting the sheared sheet billet from a belt transmission roller way, and reserving a waste pushing treatment space;
d. the pendulum shears cut the continuous upstream sheet billet into a plurality of blocks, and the blocks are driven by a belt transmission roller way in an accelerating way, move to a waste pushing treatment area, push to an off-line storage area by a waste pushing device, cut off the lifted sheet billet by an operator and are lifted off the production line by a crane;
e. after the fault of downstream equipment is processed, the cantilever lifting mechanism descends below the elevation of the belt transmission roller way, the press roller and the first carrier roller ascend to the initial position, and the system continues to produce.
Further, the cantilever lifting mechanism comprises a lifting bracket, a first driving device for driving the lifting bracket to lift and a cantilever connected to the lifting bracket and used for bearing the sheet billet.
Further, the cantilever is provided with the wear-resistant lining plate on one side close to the sheet billet, the heat-insulating material is arranged on one side far away from the sheet billet, the wear-resistant lining plate is arranged on one side close to the sheet billet, the wear resistance of the cantilever is improved, the heat-insulating material is arranged on one side far away from the sheet billet, a closed space is formed with the belt roller way under the non-fault condition, the sheet billet is insulated, the heat loss of the sheet billet is avoided, and the production temperature requirement cannot be met.
Further, the sinking looper mechanism also comprises a second fixing frame for mounting the sinking bracket and the second driving device, and provides supporting and fixing functions for the sinking bracket and the second driving device.
Further, the sinking looper mechanism further comprises an outlet operation platform and an inlet operation platform for bearing operators, and two sides of the second fixed frame are respectively installed.
Further, the cantilever lifting mechanism further comprises a first fixing frame for installing the lifting bracket and the first driving device, and supporting and fixing functions are provided for the lifting bracket and the first driving device.
Further, the second driving device is a hydraulic cylinder or a motor.
Further, the first driving device is a hydraulic cylinder or a motor.
Further, the sinking depth of the pressing roller and the first carrier roller is 1500mm.
Further, the lifting height of the cantilever lifting mechanism is 500mm.
The invention has the beneficial effects that:
1. according to the invention, the sinking type loop is adopted to pull the thin slab cut by the pendulum shear out of the pendulum shear, the sealed lifting bracket is adopted to lift the cut thin slab off the roller way, so that an operation space is reserved for the subsequent strip steel, the pendulum shear continuously cuts the subsequent strip steel into a plurality of blocks, and the waste pushing device pushes the strip steel off the production line, so that the upstream equipment of the pendulum shear can be ensured to continuously produce without stopping.
2. The invention adopts the sinking type loop, and the strip steel cut off by the pendulum shear can be pulled out from the pendulum shear by pressing down the thin slab under the action of the press roller, thereby avoiding the interference damage to equipment caused by the thin slab and the pendulum shear when the thin slab is lifted, and avoiding the dilemma that the loop region is overlapped with the roller way region and the waste pushing region in space and the thin slab is lifted too high by the loop and cannot be processed.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in the following preferred detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural diagram of a fault handling method after continuous casting, rolling, swinging and shearing of a sheet billet;
FIG. 2 is a schematic view of a sealed lifting bracket according to the present invention;
FIG. 3 is a partial schematic view of a sealed lifting bracket of the present invention;
FIG. 4 is a schematic structural view of a belt drive lifting roller way in the invention;
FIG. 5 is a schematic structural diagram of a fault handling method step a after continuous casting, rolling and swing shearing of a sheet billet;
FIG. 6 is a schematic structural diagram of a fault handling method step b after continuous casting, rolling, swinging and shearing of a sheet billet;
FIG. 7 is a schematic structural diagram of a fault handling method step c after continuous casting, rolling, swinging and shearing of a sheet billet;
FIG. 8 is a schematic structural diagram of a fault handling method step d after continuous casting, rolling, swinging and shearing of a sheet billet;
fig. 9 is a schematic structural diagram of a fault handling method step e after continuous casting, rolling, swinging and shearing of a sheet billet.
Reference numerals: 1-pendulum shear, 2-belt driving roller way, 3-strip steel, 4-cantilever lifting mechanism, 4.1-first fixed frame, 4.2-first driving device, 4.3-lifting bracket, 4.4-wear-resistant lining plate, 4.5-cantilever, 4.6-heat insulation material, 5-sinking looper mechanism, 5.1-second driving device, 5.2-second fixed frame, 5.3-compression roller, 5.4-first carrier roller, 5.5-outlet operation platform, 5.6-inlet operation platform, 5.7-sinking bracket, 6-second carrier roller and 7-waste pushing device.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present invention by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the invention; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the invention correspond to the same or similar components; in the description of the present invention, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present invention, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.
In the embodiment, the strip steel is a sheet billet with the width of 8-110 mm, the width of 0.6-2 m, the temperature of the sheet billet is 800-1100 ℃, and the continuous casting speed is controlled to be 3.5-7 m/min.
Referring to fig. 1 to 4, a fault handling method after continuous casting, rolling and swinging of a sheet billet is provided, which comprises swinging shears 1, a belt driving roller way 2, a cantilever lifting mechanism 4, a sinking type loop mechanism 5, a second carrier roller 6 and a waste pushing device 7, wherein the swinging shears 1, the belt driving roller way 2, the sinking type loop mechanism 5 and the second carrier roller 6 are sequentially connected according to the driving direction of the sheet billet, the interval between two adjacent rollers of the belt driving roller way 2 is a mounting point, and the cantilever lifting mechanism 4 and the waste pushing device 7 are sequentially staggered in the mounting point according to the driving direction of the sheet billet.
The cantilever lifting mechanism 4 is used for lifting the downstream sheet billet 3 cut by the pendulum shear 1 to the position above the belt transmission roller way 2, the waste pushing device 7 is used for transferring the waste sheet billet 3 cut by the pendulum shear 1, and the sinking type loop mechanism 5 is used for pulling the sheet billet 3 cut by the pendulum shear out of the pendulum shear 1.
The sinking type loop mechanism 5 comprises a second driving device 5.1, a sinking bracket 5.7, a second fixed frame 5.2, a pressing roller 5.3, a first carrier roller 5.4, an outlet operation platform 5.5 and an inlet operation platform 5.6, wherein the sinking bracket 5.7 is arranged on the second fixed frame 5.2, the pressing roller 5.3 and the first carrier roller 5.4 are arranged on the sinking bracket 5.7, a sheet billet channel is formed between the pressing roller 5.3 and the first carrier roller 5.4, the top of the second fixed frame 5.2 is arranged on the second driving device 5.1 and used for driving the sinking bracket 5.7, and the outlet operation platform 5.5 and the inlet operation platform 5.6 are respectively arranged on two sides of the second fixed frame 5.2 and used for bearing sheet billets which are convenient for cutting and lifting by operators.
Specifically, when handling the trouble, the compression roller 5.3 directly pushes down the downstream sheet billet 3 cut off by the pendulum shear 1, forms a sinking loop and pulls out the sheet billet 3 cut off by the pendulum shear 1 from the interior of the pendulum shear 1, and the first carrier roller 5.4 is used for providing support for the sheet billet 3 during normal working production, and the second carrier roller 6 is used for providing support for the sheet billet 3 during normal working production, and provides support for the sinking loop during the trouble handling.
The cantilever lifting mechanism 4 comprises a first fixed frame 4.1, a first driving device 4.2, a lifting support 4.3 and a cantilever 4.5, wherein the lifting support 4.3 is arranged on the first fixed frame 4.1, lifting power is provided for the lifting support 4.3 through the first driving device 4.2 arranged on the first fixed frame 4.1, the cantilever 4.5 is connected on the lifting support 4.3, the first fixed frame 4.1 adopts a welded steel structure, supports and fixes the first driving device 4.2 and the lifting support 4.3, a heat insulation material 4.5 is arranged on one side of the cantilever 4.4 far away from the sheet billet 3 so as to form a closed space together with the belt transmission roller way 2 under the condition of no faults, heat of the sheet billet 3 is insulated, the heat loss of strip steel is avoided, the production temperature requirement is not met, a wear-resistant lining plate 4.4 is arranged on one side of the cantilever 4.5 close to the sheet billet 3, and the wear-resistant lining plate 4.4 is directly contacted with the sheet billet 3.
In particular, the second drive 5.1 and the first drive 4.2 are hydraulic presses or motors.
The system adopts the sinking type loop mechanism 5 to drag the cut strip steel 3 of the pendulum shear 1 out of the pendulum shear 1, adopts the strip seal lifting bracket 4 to lift the cut strip steel 3 off the roller way to give up the operation space of the subsequent strip steel, and finally, the pendulum shear 3 continuously cuts the subsequent strip steel 3 into a plurality of small blocks and the waste pushing device 8 pushes away the production line, thereby ensuring that the upstream equipment of the pendulum shear 1 can continuously produce without stopping; the dilemma that the loop area is overlapped with the roller way area and the waste pushing area in space and the strip steel 3 is lifted by the loop too high to be processed is avoided, and meanwhile, the device has a heat preservation function, simplifies the structure and reduces the investment.
Referring to fig. 5 to 9, when a system at the downstream of the pendulum shear 1 fails, a method for processing a fault after the pendulum shear of continuous casting and rolling of a sheet billet specifically comprises the following steps:
a. when the downstream procedure of the pendulum shear 1 has accidents and needs to be stopped, the continuously produced sheet billet 3 is cut off through the pendulum shear 1;
b. the pressing roller 5.3 and the first carrier roller 5.4 in the sinking looper mechanism 5 sink for 1500mm under the action of the second driving device 5.1, the pressing roller 5.3 and the sheet billet 3 which is continuously produced by cutting the pendulum shear 1 form a sinking looper, and the sheet billet 3 cut by the pendulum shear 1 is pulled out from the pendulum shear 1;
c. lifting by the cantilever lifting mechanism 4, lifting the sheet billet 3 by 500mm from the belt transmission roller way 2, and reserving a waste pushing treatment space;
d. the pendulum shear 1 cuts the continuous upstream sheet billet 3 into a plurality of blocks, is driven by the belt transmission roller way 2 in an accelerating way, moves to a waste pushing treatment area, is pushed to an off-line storage area by a waste pushing device 7, and an operator stands on an outlet operation platform 5.5 or an inlet operation platform 5.6 to cut off the lifted sheet billet 3 and hangs the sheet billet off the production line by a crane;
e. after the equipment failure is processed, the cantilever lifting mechanism 4 rapidly descends below the elevation of the belt transmission roller way 2, the press roller 5.3 and the first carrier roller 5.4 are restored to the initial positions, and production is continued.
According to the fault system after continuous casting, rolling and swinging shearing of the sheet billet, provided by the invention, the pressing roller 5.3 and the first carrier roller 5.4 in the sinking type loop mechanism 5 sink for 1500mm under the action of the second driving device 5.1, the pressing roller 5.3 and the sheet billet 3 cut off by the swinging shearing mechanism 1 form a sinking type loop, and the sheet billet 3 cut off by the swinging shearing mechanism 1 and continuously produced is pulled out of the swinging shearing mechanism 1, so that the sheet billet 3 only needs to be lifted 500mm from a roller way in the lifting process of the sealed lifting bracket 4, a waste pushing treatment space is reserved, interference of the sheet billet 3 on the swinging shearing mechanism 1 is avoided when the sheet billet 3 is lifted, and meanwhile, the problem that the sheet billet 3 cannot be processed due to too high lifting is avoided.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.
Claims (10)
1. A fault processing method after continuous casting, rolling and swinging shearing of a sheet billet is characterized in that: providing a swinging shear (1), a belt transmission roller way (2), a sinking looper mechanism (5) and a second carrier roller (6) which are sequentially arranged according to the transmission direction of a sheet billet (3), wherein a cantilever lifting mechanism (4) and a waste pushing device (7) are sequentially arranged in the belt transmission roller way (2) in a staggered manner according to the transmission direction of the sheet billet, the sinking looper mechanism (5) comprises a sinking bracket (5.7), a second driving device (5.1) for driving the sinking bracket (5.7) to sink, a compression roller (5.3) and a first carrier roller (5.4) which are arranged on the sinking bracket (5.7), and a sheet billet channel is formed between the compression roller (5.3) and the first carrier roller (5.4); the method comprises the following steps:
a. when the downstream process of the pendulum shear (1) needs to be stopped, shearing the continuously produced sheet billet (3) through the pendulum shear (1);
b. the pressing roller (5.3) and the first carrier roller (5.4) sink under the drive of the second driving device (5.1), the pressing roller (5.3) and the sheared sheet billet (3) form a sinking loop, and the sheared sheet billet (3) is pulled out of the pendulum shear (1);
c. lifting by a cantilever lifting mechanism (4), lifting the sheared sheet billet (3) from the belt transmission roller way (2), and reserving a waste pushing treatment space;
d. the swing shear (1) cuts the continuous upstream sheet billet (3) into a plurality of blocks, is driven by the belt transmission roller way (2) in an accelerating way, moves to a waste pushing treatment area, is pushed to an outer storage area of the production line by the waste pushing device (7), cuts off the lifted sheet billet (3), and is lifted off the production line by a crane;
e. after the fault of downstream equipment is processed, the cantilever lifting mechanism (4) descends below the elevation of the belt transmission roller way (2), the press roller (5.3) and the first carrier roller (5.4) ascend to the initial positions, and the system resumes production.
2. The fault handling method after continuous casting, rolling, swinging and shearing of the sheet billet according to claim 1, wherein the fault handling method comprises the following steps: the cantilever lifting mechanism (4) comprises a lifting support (4.3), a first driving device (4.2) for driving the lifting support (4.3) to lift and a cantilever (4.5) connected to the lifting support (4.3) and used for bearing the sheet billet (3).
3. The fault handling method after continuous casting, rolling, swinging and shearing of the sheet billet according to claim 2, wherein the fault handling method is characterized in that: the cantilever (4.5) is provided with a wear-resistant lining plate (4.4) on one side close to the sheet billet (3), and a heat insulation material (4.6) for insulating the sheet billet (3) is arranged on one side far away from the sheet billet (3).
4. The fault handling method after continuous casting, rolling, swinging and shearing of the sheet billet according to claim 1, wherein the fault handling method comprises the following steps: the sinking looper (5) further comprises a second fixed frame (5.2) for mounting the sinking bracket and the second drive means (5.1).
5. The fault handling method after continuous casting, rolling, swinging and shearing of the sheet billet according to claim 4, wherein the fault handling method comprises the following steps: the sinking looper mechanism (5) further comprises an outlet operation platform (5.5) and an inlet operation platform (5.6) for bearing operators, and two sides of the second fixed frame (5.2) are respectively installed.
6. The fault handling method after continuous casting, rolling, swinging and shearing of the sheet billet according to claim 2, wherein the fault handling method is characterized in that: the cantilever lifting mechanism (4) further comprises a first fixed frame (4.1) for mounting the lifting support (4.3) and the first driving device (4.2).
7. The fault handling method after continuous casting, rolling, swinging and shearing of the sheet billet according to claim 1, wherein the fault handling method comprises the following steps: the second driving device (5.1) is a hydraulic cylinder or a motor.
8. The fault handling method after continuous casting, rolling, swinging and shearing of the sheet billet according to claim 2, wherein the fault handling method is characterized in that: the first driving device (4.2) is a hydraulic cylinder or a motor.
9. The fault handling method after continuous casting, rolling, swinging and shearing of the sheet billet according to claim 1, wherein the fault handling method comprises the following steps: the sinking depth of the pressing roller (5.3) and the first carrier roller (5.4) is 1500mm.
10. The fault handling method after continuous casting, rolling, swinging and shearing of the sheet billet according to claim 1, wherein the fault handling method comprises the following steps: the lifting height of the cantilever lifting mechanism (4) is 500mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210248381.XA CN114713634B (en) | 2022-03-14 | 2022-03-14 | Fault processing method after swing shearing of continuous casting and rolling of sheet billet |
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| CN202210248381.XA CN114713634B (en) | 2022-03-14 | 2022-03-14 | Fault processing method after swing shearing of continuous casting and rolling of sheet billet |
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| CN114713634B true CN114713634B (en) | 2023-12-15 |
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| CN114101325A (en) * | 2021-11-19 | 2022-03-01 | 一重集团大连工程技术有限公司 | Endless rolling accident treatment process and equipment arrangement |
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2022
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| CN114713634A (en) | 2022-07-08 |
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