CN110681706A - Descaling device for endless rolling production line - Google Patents
Descaling device for endless rolling production line Download PDFInfo
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- CN110681706A CN110681706A CN201911047225.1A CN201911047225A CN110681706A CN 110681706 A CN110681706 A CN 110681706A CN 201911047225 A CN201911047225 A CN 201911047225A CN 110681706 A CN110681706 A CN 110681706A
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- descaling
- box
- water collecting
- pinch roll
- descaling box
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- 238000005096 rolling process Methods 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 239000002893 slag Substances 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 29
- 239000010959 steel Substances 0.000 abstract description 29
- 239000002351 wastewater Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
- B21B45/08—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing hydraulically
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Abstract
The invention provides a descaling device for a headless rolling production line, which comprises a descaling box, pinch roll mechanisms correspondingly arranged at two ends of the descaling box, and a conveying mechanism arranged on the descaling box, wherein the conveying mechanism comprises conveying rolls arranged on the descaling box; the descaling device is characterized in that a descaling mechanism is arranged on the descaling box corresponding to the conveying rollers, the descaling mechanism comprises descaling collecting pipes corresponding to the upper side and the lower side of the conveying rollers, and the descaling collecting pipes are arranged in a staggered mode. According to the invention, while the descaling effect is ensured, the consumption requirement of descaling water is reduced through the staggered descaling header pipes, the contact time of the descaling water and the intermediate steel billet is favorably reduced, the excessive temperature loss of the steel billet is avoided, the surface quality of a finished product is improved, and the rolling cost of each ton of steel is reduced; the water collecting assembly is arranged on the descaling box, so that splashing of waste water is reduced, and the surface of the descaling box is kept clean.
Description
Technical Field
The invention belongs to the field of rolling equipment, and particularly relates to a descaling device for a headless rolling production line.
Background
In the existing industries, the metal rolling industry is an important part of various manufacturing industries, and metal products are widely applied to the fields of civil buildings, industrial buildings, bridge construction, petroleum industry, high-rise buildings, underground railways, mine roadways, industrial steel structural parts and the like. With the rapid development of the economy in China, various full continuous rolling endless rolling technologies are more and more widely applied, and the production willingness of domestic steel mills is strong.
The descaling box is the main equipment of the hot-rolled strip steel production line, and the quality of the descaling effect directly determines the quality of the finished product and the rolling cost. With the guidance of national policy, hot rolled strip with a medium width of 800mm or more and wide strip in endless rolling have become mainstream. The traditional descaling device has serious cooling water splashing, which causes serious waste of water resources. The steel billet temperature is greatly reduced due to the large amount of the descaling water, so that the surface quality of the finished product strip steel is reduced, and the rolling power consumption is increased. The method is suitable for solving the problem of high-efficiency low-splash descaling of medium-wide strip steel.
Disclosure of Invention
In view of the above, the present invention provides a descaling device for a headless rolling line, which aims to overcome the above-mentioned drawbacks in the prior art.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a descaling device for a headless rolling production line comprises a descaling box, pinch roll mechanisms correspondingly arranged at two ends of the descaling box, and a conveying mechanism arranged on the descaling box, wherein the conveying mechanism comprises conveying rolls arranged on the descaling box; the descaling device comprises a descaling box, a conveying roller, a descaling box and a descaling mechanism, wherein the descaling box is provided with the descaling mechanism corresponding to the conveying roller, the descaling mechanism comprises descaling collecting pipes corresponding to the upper side and the lower side of the conveying roller, the descaling collecting pipes are arranged in a staggered mode, and one side, facing the inlet of the descaling box, of each descaling collecting pipe is provided with a nozzle; the descaling device is characterized in that a water collecting assembly is arranged on the descaling box corresponding to the descaling collecting pipe and comprises a water collecting cover arranged on the descaling box corresponding to the upper part of the conveying pipe, one end of the water collecting cover is rotatably arranged on the descaling box, and a driving assembly used for driving the water collecting cover to rotate is arranged on the descaling box.
Furthermore, the pinch roll mechanism comprises a rack and a lower pinch roll assembly arranged on the rack, an upper pinch roll assembly is arranged on the rack corresponding to the position above the lower pinch roll assembly, and a hydraulic cylinder used for driving the upper pinch roll to rotate, match and lift is arranged on the rack.
Furthermore, the upper pinch roll assembly and the lower pinch roll assembly are rotatably mounted on the frame, and a power assembly for driving the upper pinch roll assembly and the lower pinch roll assembly to rotate is arranged on the descaling box.
Furthermore, a water collecting baffle is arranged at a position corresponding to the water collecting cover in the descaling box, the water collecting baffle is rotatably arranged on the descaling box, and a driving hydraulic cylinder for driving the water collecting baffle to rotate is arranged on the descaling box.
Furthermore, the water collecting cover is provided with an arc-shaped guide plate matched with the water collecting baffle, and the guide plate and the water collecting baffle are in smooth transition.
Furthermore, the water collecting cover is rotatably installed on the descaling box through a rotating shaft, and the driving assembly comprises a driver which is arranged on the descaling box and used for driving the water collecting cover to rotate.
Furthermore, a slag discharge pipe is arranged on the descaling box corresponding to the water collecting cover, and a water outlet and a water collecting tank are arranged on the water collecting cover corresponding to the slag discharge pipe.
Furthermore, the water collecting cover is provided with a positioning groove for accommodating the descaling collecting pipe.
Compared with the prior art, the invention has the following advantages:
according to the invention, while the descaling effect is ensured, the consumption requirement of descaling water is reduced through the staggered descaling header pipes, the contact time of the descaling water and the intermediate steel billet is favorably reduced, the excessive temperature loss of the steel billet is avoided, the surface quality of a finished product is improved, and the rolling cost of each ton of steel is reduced; through set up the subassembly that catchments on the descaling box, be favorable to reducing splashing of waste water, ensure that the descaling box surface keeps clean, simultaneously through the cover that catchments that rotates the setting, operating personnel can be through opening and shutting the cover that catchments, very convenient realization is to the maintenance of descaling incasement equipment, greatly reduced the maintenance degree of difficulty of this kind of device, be favorable to improving the holistic reliability of device.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the water collection cover after being opened according to the embodiment of the invention;
FIG. 3 is a schematic structural diagram of a descaling mechanism according to an embodiment of the present invention.
Description of reference numerals:
1-descaling box; 2-pinch roll mechanism; 3-a conveying roller; 4-descaling header; 5, a water collecting cover; 6-a drive assembly; 7-a power assembly; 8-a water collecting conduit; 9-positioning grooves; 10-a slag discharge pipe; 11-a liquid collecting tank; 12-a deflector; 13-a water collecting baffle; 14-driving a hydraulic cylinder; 15-a nozzle; 16-pinch rolls.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.
A descaling device for a headless rolling production line is shown in figures 1 to 3 and comprises a descaling box 1, pinch roll mechanisms 2 correspondingly arranged at two ends of the descaling box 1 and a conveying mechanism arranged on the descaling box 1, wherein the conveying mechanism comprises conveying rolls 3 arranged on the descaling box 1; a descaling mechanism is arranged on the descaling box 1 corresponding to the conveying rollers 3, the descaling mechanism comprises descaling collecting pipes 4 arranged on the upper side and the lower side of the conveying pipes, the descaling collecting pipes 4 are arranged in a staggered mode, a nozzle 15 is arranged on one side, facing the inlet of the descaling box, of each descaling collecting pipe 4, specifically, the nozzle can be a high-pressure descaling nozzle, the nozzle is obliquely arranged on the descaling collecting pipes, and the water outlet end of the nozzle is arranged facing one side of the inlet of the steel billet of the descaling box;
the descaling device is characterized in that a water collecting assembly is arranged on the descaling box 1 corresponding to the descaling header 4, the water collecting assembly comprises a water collecting cover 5 arranged on the descaling box 1 corresponding to the upper part of the conveying pipe, one end of the water collecting cover 5 is rotatably arranged on the descaling box 1, and a driving assembly 6 for driving the water collecting cover 5 to rotate is arranged on the descaling box 1.
Specifically, the conveying mechanism mainly comprises a roller way base, two conveying rollers 3 in front of and behind the descaling box, two conveying rollers 3 in the middle of the descaling box, a motor, a transmission mechanism (comprising a coupler, an intermediate shaft and the like), a lower guide and a conveying roller cooling water collecting pipe and the like, and only the conveying rollers 3 can be driven to rotate. The roller bed base is the base of the whole finish rolling descaling box, the conveying roller 3 is a solid forged steel roller, a rolling bearing is installed, power is provided by a motor, the labyrinth seal can be installed between the roller neck and the bearing seat through independent transmission of a coupler, and an oxidized iron sheet and water are prevented from entering the bearing seat.
In an alternative embodiment, the inlet side of the descaling box 1 can be provided with a water collecting conduit 8 communicated with the descaling header 4, the water collecting conduit 8 can also be provided with a spray head, and the descaling effect of the steel billet can be further improved by arranging the water collecting conduit 8 and the spray head on the inlet side of the descaling box 1.
The pinch roll mechanism 2 comprises a rack and a lower pinch roll assembly arranged on the rack, an upper pinch roll assembly is arranged on the rack corresponding to the position above the lower pinch roll assembly, and a hydraulic cylinder for driving the upper pinch roll to rotate, match and lift is arranged on the rack; the descaling box 1 is provided with a power assembly 7 for driving the upper pinch roll assembly and the lower pinch roll assembly to rotate, the power assembly 7 comprises a pinch roll motor for driving the pinch roll to rotate, and the pinch roll assembly and the lower pinch roll assembly are both rotatably mounted on the frame;
specifically, the inlet side and outlet side pinch roll mechanisms 2 of the descaling box 1 are similar and mainly comprise a rack, an upper pinch roll assembly, a lower pinch roll assembly, a hydraulic cylinder, a pinch roll motor, a transmission mechanism (comprising a speed reducer, a coupler, an intermediate shaft and the like), a connecting beam, an upper guide, an upper cover plate and the like, wherein the transmission mechanism is in the prior art, and the transmission mechanism only needs to drive the pinch rolls to rotate, and is not described herein; the frame adopts a welding structure, a sliding plate is arranged in a window of the frame, the upper pinch roll is rotatably arranged on the sliding plate through a bearing seat, and a hydraulic cylinder for driving the sliding plate to lift is arranged on the frame; the upper pinch roll is a welded hollow roll, the lower pinch roll is a solid forged steel roll, the upper pinch roll and the lower pinch roll are respectively provided with independent bearing seats, the upper pinch roll can be adjusted up and down to adjust a roll gap, the upper pinch roll is lifted and lowered in a rack window by virtue of the hydraulic power of a hydraulic cylinder, the maximum opening degree of the pinch roll is 150mm, and the size of the opening degree is controlled by a displacement sensor of the hydraulic cylinder;
preferably, the upper pinch roll 16 and the lower pinch roll 16 on the inlet side are independently driven and are driven by motors through speed reducers and universal connecting shafts; the upper pinch roll on the outlet side is an idler roll, the lower pinch roll is driven independently and is driven by an alternating current motor through a coupler and an intermediate shaft; when the two hydraulic cylinders on the inlet side work normally, the pinch rolls are pressed tightly, the warped heads of the strip steel are flattened, the descaled strip steel is sent into a finishing mill, and when an accident occurs, the hydraulic cylinders act on the clamping force of the upper clamping rolls to pull out the strip steel from the mill. The pinch roll on the outlet side is also pressed against the pinch roll by a hydraulic cylinder, which has the main function of squeezing water off the surface of the strip.
The benefits of providing two pairs of pinch rolls 16: firstly, the front pinch roll 16 and the rear pinch roll 16 form a closed box body together with a side cover, a water collecting cover and the like in the assembly of the descaling box, so that high-pressure water and iron oxide scale can be effectively prevented from splashing; secondly, the rear pinch roll 16 extrudes the descaled waste water to the outside of the plate surface; thirdly, flattening the head of the strip steel to prevent the strip steel from impacting a nozzle and ensure that a rolled piece is smoothly bitten into a finishing mill group; fourthly, the front pinch roll motor and the rear pinch roll motor can adopt motors capable of controlling the rotating speed, the flying shears, the pinch rolls and the F1 finishing mill are kept synchronous in speed by controlling the rotating speed of the pinch rolls, and the flying shears are synchronous with the speed of the strip steel when cutting the tail; and fifthly, when the finishing mill breaks down, the working pressure of the pinch roll hydraulic cylinder can be increased after the finishing mill is stopped, and meanwhile, the motor rotates reversely to pull out the steel plate.
The water collecting cover 5 is rotatably arranged on the descaling box 1 through a rotating shaft, and the driving assembly 6 comprises a driver which is arranged on the descaling box 1 and is used for driving the water collecting cover 5 to rotate; a slag discharge pipe 10 is arranged on the descaling box 1 corresponding to the water collecting cover 5, and a water outlet and a liquid collecting tank 11 are arranged on the water collecting cover 5 corresponding to the slag discharge pipe 10; by rotating the water collecting cover 5, when an operator needs to overhaul the descaling collecting pipe 4 or replace a spray head, the water collecting cover 5 can be driven by the driver to rotate and open, so that the maintenance difficulty of the descaling collecting pipe 4 and other equipment is greatly reduced, the operation is very convenient, and the reliability and the convenience of the use of the descaling device are improved;
specifically, the driver can adopt an electric motor or a turning hydraulic cylinder, as long as the water collecting cover can be driven to rotate to open and close, the water collecting cover 5 can be used for collecting descaled iron scales and water, and the iron scales and the water are guided into a slag flushing ditch at the lower part of the descaling box 1 through the slag discharge pipe 10; when the descaling header 4 and the maintenance equipment are replaced, the water collecting cover 5 can rotate the water collecting cover 5 for 90 degrees to be opened under the driving of the turnover hydraulic cylinder. The turning and reversing of the inlet lower pinch roll, the outlet lower pinch roll and the descaling roller way are mainly used for processing scrap steel, manual operation is adopted, the speed of the pinch roller way in the zone needs to be controlled by taking the speed of the lower pinch roll as a reference when steel is pulled in an accident, and the speed of the roll surface needs to be controlled by taking the flying shear speed as a reference when the steel is pulled in an operation.
A water collecting baffle 13 is arranged in the descaling box 1 corresponding to the water collecting cover 5, the water collecting baffle 13 is rotatably installed on the descaling box, a driving hydraulic cylinder 14 for driving the water collecting baffle 13 to rotate is arranged on the descaling box, one end of the driving hydraulic cylinder 14 can be installed on the descaling box, and the other end of the driving hydraulic cylinder 14 is rotatably connected with the water collecting baffle 13, so long as the water collecting baffle 13 can be driven to rotate; specifically, baffle 13 catchments can regard as the extension of catchmenting cover 5, makes better being intercepted by catchmenting cover 5 such as waste water, prevents waste water pollution equipment, and through adjusting the angle of catchmenting baffle 13, the direction that can also control waste water whereabouts simultaneously is favorable to gathering of waste water, has reduced the probability that waste water takes place to splash.
Be equipped with on the cover 5 that catchments with the baffle 13 complex arc guide plate 12 that catchments, this guide plate 12 and the baffle 13 smooth transition that catchments, in the collecting tank 11 can be entered with better guide such as waste water to arc guide plate 12, the cover 5 that catchments of discharging fast from collecting tank 11 such as waste water of being convenient for has further catchmented the collection effect of cover 5, has reduced splashing of waste water.
The water collecting cover 5 is provided with a positioning groove 9 for accommodating a descaling collecting pipe; specifically, through the cooperation of the positioning groove 9 and the descaling collecting pipe 4, the descaling collecting pipe 4 can play a good limiting role on the water collecting cover 5, the water collecting cover 5 is prevented from shaking in the using process, the water collecting cover 5 is prevented from influencing the normal rotation of the water collecting baffle 13, and the water collecting baffle 13 and the guide plate 12 play a better flow guiding role.
According to the invention, while the descaling effect is ensured, the consumption requirement of descaling water is reduced through the staggered descaling header pipes, the contact time of the descaling water and the intermediate steel billet is favorably reduced, the excessive temperature loss of the steel billet is avoided, the surface quality of a finished product is improved, and the rolling cost of each ton of steel is reduced; through set up the subassembly that catchments on the descaling box, be favorable to reducing splashing of waste water, ensure that the descaling box surface keeps clean, simultaneously through the cover that catchments that rotates the setting, operating personnel can be through opening and shutting the cover that catchments, very convenient realization is to the maintenance of descaling incasement equipment, greatly reduced the maintenance degree of difficulty of this kind of device, be favorable to improving the holistic reliability of device.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.
Claims (8)
1. The utility model provides a no first rolling production line descaling device which characterized in that: the descaling device comprises a descaling box, pinch roll mechanisms correspondingly arranged at two ends of the descaling box, and a conveying mechanism arranged on the descaling box, wherein the conveying mechanism comprises conveying rolls arranged on the descaling box; the descaling device comprises a descaling box, a conveying roller, a descaling box and a descaling mechanism, wherein the descaling box is provided with the descaling mechanism corresponding to the conveying roller, the descaling mechanism comprises descaling collecting pipes corresponding to the upper side and the lower side of the conveying roller, the descaling collecting pipes are arranged in a staggered mode, and one side, facing the inlet of the descaling box, of each descaling collecting pipe is provided with a nozzle; the descaling device is characterized in that a water collecting assembly is arranged on the descaling box corresponding to the descaling collecting pipe and comprises a water collecting cover arranged on the descaling box corresponding to the upper part of the conveying pipe, one end of the water collecting cover is rotatably arranged on the descaling box, and a driving assembly used for driving the water collecting cover to rotate is arranged on the descaling box.
2. The descaling device for endless rolling production line according to claim 1, wherein: the pinch roll mechanism comprises a rack and a lower pinch roll assembly arranged on the rack, an upper pinch roll assembly is arranged on the rack corresponding to the position above the lower pinch roll assembly, and a hydraulic cylinder used for driving the upper pinch roll to rotate, match and lift is arranged on the rack.
3. The descaling device for endless rolling production line according to claim 2, wherein: the descaling box is provided with a power assembly for driving the upper pinch roll assembly and the lower pinch roll assembly to rotate.
4. The descaling device for endless rolling production line according to claim 1, wherein: the descaling box is internally provided with a water collecting baffle corresponding to the water collecting cover, the water collecting baffle is rotatably arranged on the descaling box, and the descaling box is provided with a driving hydraulic cylinder for driving the water collecting baffle to rotate.
5. The descaling device for endless rolling production line according to claim 4, wherein: the water collecting cover is provided with an arc-shaped guide plate matched with the water collecting baffle, and the guide plate and the water collecting baffle are in smooth transition.
6. The descaling device for endless rolling production line according to claim 1, wherein: the water collecting cover is rotatably arranged on the descaling box through a rotating shaft, and the driving assembly comprises a driver which is arranged on the descaling box and used for driving the water collecting cover to rotate.
7. The descaling device for endless rolling production line according to claim 1, wherein: the descaling box is provided with a slag discharge pipe corresponding to the water collecting cover, and the water collecting cover is provided with a water outlet and a water collecting tank corresponding to the slag discharge pipe.
8. The descaling device for endless rolling production line according to claim 1, wherein: and the water collecting cover is provided with a positioning groove for accommodating the descaling collecting pipe.
Priority Applications (1)
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CN201911047225.1A CN110681706A (en) | 2019-10-30 | 2019-10-30 | Descaling device for endless rolling production line |
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CN201911047225.1A CN110681706A (en) | 2019-10-30 | 2019-10-30 | Descaling device for endless rolling production line |
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Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10263674A (en) * | 1997-03-24 | 1998-10-06 | Kawasaki Steel Corp | Device for preventing local abrasion in width direction of steel sheet in de-scaling pinch roll |
CN2723067Y (en) * | 2004-07-16 | 2005-09-07 | 攀钢集团攀枝花钢铁研究院 | Water shield device of hot rolling plate fine rolling descaling box |
CN200991720Y (en) * | 2006-12-21 | 2007-12-19 | 中国第一重型机械集团公司 | Scale-removing high-pressure water collecting device under coarse rolling mill |
DE102006043567A1 (en) * | 2006-09-16 | 2008-03-27 | Sms Demag Ag | Spray bar of a hydraulic Entzunderungsanlage and method for operating such a spray bar |
CN201516448U (en) * | 2009-11-02 | 2010-06-30 | 一重集团大连设计研究院有限公司 | Novel fine rolling high pressure water descaler |
CN202316579U (en) * | 2011-11-18 | 2012-07-11 | 新疆八一钢铁股份有限公司 | Lateral dewatering type scale-removing box |
CN204262074U (en) * | 2014-11-25 | 2015-04-15 | 北京首钢国际工程技术有限公司 | A kind of finish rolling De-scaling box with recoil collector |
CN204412778U (en) * | 2014-11-25 | 2015-06-24 | 北京首钢国际工程技术有限公司 | A kind of hot-strip device for descaling by high-pressure |
CN206215668U (en) * | 2016-12-05 | 2017-06-06 | 一重集团大连设计研究院有限公司 | A kind of high-pressure water descaler for lifting tilt bed |
CN211218059U (en) * | 2019-10-30 | 2020-08-11 | 天津市中重科技工程有限公司 | Descaling device for endless rolling production line |
-
2019
- 2019-10-30 CN CN201911047225.1A patent/CN110681706A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10263674A (en) * | 1997-03-24 | 1998-10-06 | Kawasaki Steel Corp | Device for preventing local abrasion in width direction of steel sheet in de-scaling pinch roll |
CN2723067Y (en) * | 2004-07-16 | 2005-09-07 | 攀钢集团攀枝花钢铁研究院 | Water shield device of hot rolling plate fine rolling descaling box |
DE102006043567A1 (en) * | 2006-09-16 | 2008-03-27 | Sms Demag Ag | Spray bar of a hydraulic Entzunderungsanlage and method for operating such a spray bar |
CN200991720Y (en) * | 2006-12-21 | 2007-12-19 | 中国第一重型机械集团公司 | Scale-removing high-pressure water collecting device under coarse rolling mill |
CN201516448U (en) * | 2009-11-02 | 2010-06-30 | 一重集团大连设计研究院有限公司 | Novel fine rolling high pressure water descaler |
CN202316579U (en) * | 2011-11-18 | 2012-07-11 | 新疆八一钢铁股份有限公司 | Lateral dewatering type scale-removing box |
CN204262074U (en) * | 2014-11-25 | 2015-04-15 | 北京首钢国际工程技术有限公司 | A kind of finish rolling De-scaling box with recoil collector |
CN204412778U (en) * | 2014-11-25 | 2015-06-24 | 北京首钢国际工程技术有限公司 | A kind of hot-strip device for descaling by high-pressure |
CN206215668U (en) * | 2016-12-05 | 2017-06-06 | 一重集团大连设计研究院有限公司 | A kind of high-pressure water descaler for lifting tilt bed |
CN211218059U (en) * | 2019-10-30 | 2020-08-11 | 天津市中重科技工程有限公司 | Descaling device for endless rolling production line |
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