CN104209321B - For the smooth double secondary cold-rolling unit of Stand Mill six roller UCM that tinning substrate is produced - Google Patents
For the smooth double secondary cold-rolling unit of Stand Mill six roller UCM that tinning substrate is produced Download PDFInfo
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- CN104209321B CN104209321B CN201410457625.0A CN201410457625A CN104209321B CN 104209321 B CN104209321 B CN 104209321B CN 201410457625 A CN201410457625 A CN 201410457625A CN 104209321 B CN104209321 B CN 104209321B
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Abstract
The present invention relates to a kind of smooth double secondary cold-rolling unit of Stand Mill six roller UCM produced for tinning substrate, comprise a frame and No. two frames, a frame or No. two frames comprise top backing up roll, lower support roll, upper intermediate calender rolls, lower intermediate calender rolls, top working roll, bottom working roll, also comprise lower intermediate calender rolls roll-bending cylinder, the just curved cylinder of bottom working roll, bottom working roll thruster cylinder, bottom working roll bears curved cylinder, top working roll bears curved cylinder, the just curved cylinder of top working roll thruster cylinder, top working roll, the just curved cylinder of upper intermediate calender rolls; A frame or No. two frames also comprise roll-shifting device, and stripper and delivery guide are equipped with rubber flap.The present invention had both been applicable to the smooth production that tin plate T1 ~ T5 expects, the production that also can be used for DR7 ~ DR10 secondary cold-rolling tin plate, the smooth production of the dead-soft band steel such as band steel for shadow mask, inner magnetic screen band steel, general cold drawing and DDQ, EDDQ, IF can also be applicable to, greatly improve milling train operation stability, Strip Shape Control precision and product quality.
Description
Technical field
The present invention relates to cold rolling technology field, more particularly, relate to a kind of smooth double secondary cold-rolling unit of Stand Mill six roller UCM produced for tinning substrate.
Background technology
Ultrathin cold-rolled steel plate is one of high added value rolling shapes in merchant shapes, is also the weakest link in rolling shapes.The kind that in ultrathin cold-rolled Ban Shi China rolling shapes, breach is maximum, import maximum, imbalance between supply and demand is the most outstanding, country need expend huge fund import about 2,000,000 tons of ultrathin cold-rolled panel products every year.Productive prospecting due to very thin plate is that band steel is thin, the speed of service is high, the control of Strip Shape Control, roll-force, elongation control, tension force control all very difficult, and production process equipment is different from general plate, are the western countries such as Japanese, German at the major products of cold rolling area research and exploitation always.In China, owing to starting late in rolling technical field, there is following problem in the milling train unit for the cold-rolled products producing this kind of high added value: 1) type of the smooth double secondary cold rolling of traditional double frame adopts 4 roll structures, lack the profile regulation means such as roll shifting, intermediate calender rolls roller, produce belt plate shape poor; 2) the smooth double secondary cold rolling of traditional double frame generally adopts the circulating emulsion liquid lubrication roll gap of 3 ~ 5% concentration, and lubricant effect is poor, and when producing the very hard band steel such as DR9, DR10, greatly, rolling stability is poor for required roll-force; 3) the smooth double secondary cold rolling of traditional double frame is in order to meet the smooth demand of tin plate, and working roll roller footpath is generally at 450 ~ 550mm, and roller footpath is bigger than normal, and it is partially thick that thickness can be rolled in the roller footpath of this scope, cannot realize the steady production of 0.15mm and following paper-thin strip; 4) conventional types emulsion purging is clean, dew condensation phenomenon is serious, and cause a rack outlet belt steel surface emulsion residue serious, cannot realize a frame secondary cold-rolling, No. two frames do smooth production model; 5) under conventional types does smooth pattern, metallic dust is difficult to remove, and easily occurs plate complexion difference and causes environmental pollution.
Summary of the invention
The technical problem to be solved in the present invention is, a kind of smooth double secondary cold-rolling unit of Stand Mill six roller UCM produced for tinning substrate is provided, it had both been applicable to the smooth production that tin plate T1 ~ T5 expects, the production that also can be used for DR7 ~ DR10 secondary cold-rolling tin plate, the smooth production of the dead-soft band steel such as band steel for shadow mask, inner magnetic screen band steel, general cold drawing and DDQ, EDDQ, IF can also be applicable to, greatly improve milling train operation stability, Strip Shape Control precision and product quality.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of smooth double secondary cold-rolling unit of Stand Mill six roller UCM produced for tinning substrate, comprise a frame and No. two frames, a described frame or No. two frames comprise top backing up roll, lower support roll, upper intermediate calender rolls, lower intermediate calender rolls, top working roll, bottom working roll, also comprise lower intermediate calender rolls roll-bending cylinder, the just curved cylinder of bottom working roll, bottom working roll thruster cylinder, bottom working roll bears curved cylinder, top working roll bears curved cylinder, top working roll thruster cylinder, the just curved cylinder of top working roll, the just curved cylinder of upper intermediate calender rolls, the just curved cylinder of described top working roll and top working roll are born curved cylinder and are arranged on top working roll roller bending block, the just curved cylinder of described bottom working roll and bottom working roll are born curved cylinder and are arranged on bottom working roll roller bending block, described middle roll bending cylinder is arranged on middle roll bending block, described lower intermediate calender rolls roll-bending cylinder is arranged on lower intermediate calender rolls roller bending block, when the piston rod of described top working roll thruster cylinder and bottom working roll thruster cylinder stretches out, the bearing block of top working roll and bottom working roll is adjacent to top working roll roller bending block and bottom working roll roller bending block respectively,
A described frame or No. two frames also comprise roll-shifting device, described roll-shifting device comprises roll shifting support, roll shifting hydraulic cylinder, latch segment, transmission side intermediate calender rolls roller bending block, roll shifting beam, fore side intermediate calender rolls roller bending block, described roll shifting hydraulic cylinder is arranged on roll shifting support, roll shifting hydraulic cylinder connection for transmission side intermediate calender rolls roller bending block, transmission side intermediate calender rolls roller bending block is connected with fore side intermediate calender rolls roller bending block by roll shifting beam, on transmission side intermediate calender rolls roller bending block, intermediate calender rolls and intermediate calender rolls roller bending block synchronizing moving is ensured locked for intermediate calender rolls bearing block by the latch segment on transmission side intermediate calender rolls roller bending block,
The porch of a described frame is provided with the upper surface being respectively used to jet band steel upper and lower surface and directly sprays spray beam and lower surface directly sprays spray beam, a rack outlet arranges six road cooling beams, it comprises: top backing up roll cooling beam, and eject position is that top backing up roll bottom is for cooling top backing up roll; Upper intermediate calender rolls cooling beam, eject position is top backing up roll and intermediate calender rolls roll gap, for cooling upper intermediate calender rolls and top backing up roll; Top working roll cooling beam, eject position is top working roll and upper middle roller gap, for cooling top working roll and upper intermediate calender rolls; Bottom working roll cooling beam, eject position is bottom working roll, for cooling bottom working roll; Lower intermediate calender rolls cooling beam, eject position is lower intermediate calender rolls and lower support roll roll gap, for cooling lower intermediate calender rolls and lower support roll; Lower support roll cooling beam, eject position is lower support roll, for cooling lower support roll;
The outlet side of a described frame or No. two frames is provided with stripper and delivery guide, transmission side and fore side are respectively equipped with side direction splashproof guide plate, described stripper and delivery guide are equipped with rubber flap, when rolling, stripper and delivery guide stretch out, and two rubber flaps contact with bottom working roll with upper action roller respectively.
In such scheme, the entrance side of a described frame or No. two frames is provided with middle roller gap dust exhaust apparatus and lower intermediate calender rolls roll gap dust exhaust apparatus, upper middle roller gap dust exhaust apparatus is for aspirating the dust grinding generation between top working roll and upper intermediate calender rolls, and lower intermediate calender rolls roll gap dust exhaust apparatus is for aspirating the dust grinding generation between bottom working roll and lower intermediate calender rolls.
In such scheme, the outlet side of a described frame or No. two frames is provided with top backing up roll wiper and lower support roll wiper.
In such scheme, the lower surface of described stripper is provided with guide groove.
In such scheme, described frame configuration big roller footpath working roll system and pony roll footpath working roll system, the roller footpath of the working roll in described big roller footpath working roll system is 410 ~ 460mm, and the roller footpath of the working roll in described pony roll footpath working roll system is 300 ~ 340mm.
In such scheme, it is 5 ~ 20% that described upper surface directly sprays the concentration of emulsion used that spray beam and lower surface directly spray spray beam ejection.
Implement the smooth double secondary cold-rolling unit of Stand Mill six roller UCM produced for tinning substrate of the present invention, there is following beneficial effect:
1, unit type of the present invention is six roller UCM, and relative conventional types increases the profile regulation means such as intermediate roll shifting, intermediate calender rolls roller, improves plate shape better;
2, this type adopts 5 ~ 20% high-concentration emulsified liquid direct-injection systems to realize a frame roll gap lubrication, the production that this kind of lubricating system greatly can increase roll gap lubrication effect, significantly reduce roll-force, improve rolling stability, be applicable to the hard band steel such as DR9, DR10;
3, this type two roller system of frame configuration, under smooth pattern, unit uses big roller footpath working roll (roller footpath 410 ~ 460mm) to produce, and improves rolling rigidity and rolling stability; Under secondary cold-rolling pattern, unit uses pony roll footpath working roll (roller footpath 300 ~ 340mm) to produce, and reduce unit roll-force, reduction can roll thickness, is applicable to the production of 0.15mm and following paper-thin strip;
4, by arranging rubber flap on stripper and delivery guide, and side direction splashproof guide plate is set respectively at transmission side and fore side, serve the effect of emulsion obstruct and anti-condensation, greatly reduce a rack outlet belt steel surface emulsion residue, realize a frame secondary cold-rolling, No. two frames do smooth production model;
5, develop the device such as roll gap dust exhaust apparatus and backing roll wiper, under dry smooth pattern, eliminate metallic dust, reduce plate complexion difference and environmental pollution.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the smooth double secondary cold rolling window of Stand Mill six roller UCM and roller bending block schematic diagram;
Fig. 2 is the structural representation of the smooth double secondary cold rolling roll-shifting device of Stand Mill six roller UCM;
Fig. 3 is that emulsion directly sprays and roll rolipass design spray beam layout drawing;
Fig. 4 a is big roller footpath working roll roller system installation diagram;
Fig. 4 b is pony roll footpath working roll roller system installation diagram;
Fig. 5 is the Plant arrangement figure such as dust suction and emulsion obstruct.
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
Below in conjunction with embodiment and accompanying drawing, the invention will be further described, but do not limit the present invention.
(1) Stand Mill six roller UCM smooth double secondary cold-rolling unit frame, No. two frames are six roller UCM.
Fig. 1 is the smooth double secondary cold rolling window of Stand Mill six roller UCM and roller bending block schematic diagram.A frame or No. two frames comprise top backing up roll, lower support roll, upper intermediate calender rolls, lower intermediate calender rolls, top working roll, bottom working roll, also comprise lower intermediate calender rolls roll-bending cylinder 1.1, the just curved cylinder 1.2 of bottom working roll, bottom working roll thruster cylinder 1.3, bottom working roll bears curved cylinder 1.4, top working roll bears curved cylinder 1.5, top working roll thruster cylinder 1.6, the just curved cylinder 1.7 of top working roll, the just curved cylinder 1.8 of upper intermediate calender rolls, the just curved cylinder 1.7 of top working roll and top working roll are born curved cylinder 1.5 and are arranged on top working roll roller bending block 1.10, the just curved cylinder 1.2 of bottom working roll and bottom working roll are born curved cylinder 1.4 and are arranged on bottom working roll roller bending block 1.11, upper middle roll bending cylinder 1.8 is arranged on middle roll bending block 1.9, lower intermediate calender rolls roll-bending cylinder 1.1 is arranged on lower intermediate calender rolls roller bending block 1.12.This type has the positive and negative roller of working roll, intermediate calender rolls is just curved, and roller action promotes roll chock by the roll-bending cylinder on roller bending block and realizes.The each bearing block of the just curved cylinder of working roll 1.2,1.7 four, provides the bending roller force of the most about 392kN altogether, and each bearing block of curved cylinder 1.4,1.5 2 born by working roll, provides the bending roller force of the most about 172kN altogether.The each bearing block of the just curved cylinder of intermediate calender rolls 1.1,1.8 four, provides the bending roller force of the most about 480kN altogether.During actual production, unit is artificial or distribution adjustment working roll and intermediate calender rolls automatically bending roller force according to the demand of plate shape, accurately controls outlet belt plate shape.
2) this unit also has intermediate roll shifting function, and according to incoming band steel width, unit regulates the position of roll shifting automatically, in order to solve strip edge degradation problem, improves plate shape better.See the smooth double secondary cold rolling roll-shifting device of Fig. 2 Stand Mill six roller UCM.Roll shifting hydraulic cylinder 2.2 is arranged on roll shifting support 2.1, roll shifting hydraulic cylinder 2.2 connection for transmission side intermediate calender rolls roller bending block 2.4, and transmission side intermediate calender rolls roller bending block 2.4 is connected with fore side intermediate calender rolls roller bending block 2.6 by roll shifting beam 2.5.Intermediate calender rolls and intermediate calender rolls roller bending block synchronizing moving can be ensured locked for intermediate calender rolls bearing block on transmission side intermediate calender rolls roller bending block 2.4 by the latch segment 2.3 on transmission side intermediate calender rolls roller bending block 2.4.Upper and lower intermediate roll shifting provides roll shifting power by 2 roll shifting hydraulic cylinders respectively, roll shifting range 200 ~ 400mm, and maximum roll shifting power is about 700kN.Linear displacement transducer is installed in order to accurately to measure roll shifting stroke in roll shifting hydraulic cylinder.
3) in order to improve rolling stability, when the piston rod of top working roll thruster cylinder 1.6 and bottom working roll thruster cylinder 1.3 stretches out, the bearing block of top working roll and bottom working roll is adjacent to top working roll roller bending block 1.10 and bottom working roll roller bending block 1.11 respectively, prevents upper and lower working roll from intersecting.
(2) this type adopts 5 ~ 20% high-concentration emulsified liquid direct-injection systems to realize a frame roll gap lubrication, the production that this kind of lubricating system greatly can increase roll gap lubrication effect, significantly reduce roll-force, improve rolling stability, be applicable to the hard band steel such as DR9, DR10.See Fig. 3, emulsion directly sprays and roll rolipass design emitted dose layout drawing.Emulsion directly sprays spray beam and is divided into upper surface directly to spray spray beam 3.1 and lower surface directly sprays spray beam 3.2, is arranged in a frame entrance, point other for jet band steel upper and lower surface.Meanwhile, in order to take away heat, reduction roller temperature that rolling deformation produces, arrange that 6 roads cooling beams are for cooling roll at a rack outlet.Cooling fluid is the emulsion of concentration <0.5%.Top backing up roll cooling beam 3.3, eject position is that top backing up roll bottom is for cooling top backing up roll; Upper intermediate calender rolls cooling beam 3.4, eject position is top backing up roll and intermediate calender rolls roll gap, for cooling upper intermediate calender rolls and top backing up roll; Top working roll cooling beam 3.5, eject position is top working roll and upper middle roller gap, for cooling top working roll and upper intermediate calender rolls; Bottom working roll cooling beam 3.6, eject position is bottom working roll, for cooling bottom working roll; Lower intermediate calender rolls cooling beam 3.7, eject position is lower intermediate calender rolls and lower support roll roll gap, for cooling lower intermediate calender rolls and lower support roll; Lower support roll cooling beam 3.8, eject position is lower support roll, for cooling lower support roll.
(3) this type two roller system of frame configuration, under smooth pattern, unit uses big roller footpath working roll (roller footpath 410 ~ 460mm) to produce, and improves rolling rigidity and rolling stability.Under secondary cold-rolling pattern, unit uses pony roll footpath working roll (roller footpath 300 ~ 340mm) to produce, and improve unit roll-force, reduction can roll thickness, is applicable to the production of 0.15mm and following paper-thin strip.Fig. 4 a is the roller system assembling of big roller footpath working roll, and it comprises intermediate calender rolls 4.4 on intermediate calender rolls 4.1 under big roller footpath, big roller footpath bottom working roll 4.2, big roller footpath top working roll 4.3 and big roller footpath.Fig. 4 b is the roller system assembling of pony roll footpath working roll, and it comprises intermediate calender rolls 4.8 under intermediate calender rolls 4.5 on pony roll footpath, pony roll footpath top working roll 4.6, pony roll footpath bottom working roll 4.7, pony roll footpath.Pony roll footpath working roll roller system except working roll roller footpath and big roller footpath working roll roller system different except, working roll, intermediate calender rolls bearing block structure are also variant.Under two kinds of roller system states, roller bending block, backing roll, frame, the structure pressing the relevant devices such as cylinder and mode of operation are just the same.
(4) in order to improve secondary cold-rolling board surface quality, this unit has been invented emulsion and has been intercepted and anti-condensation device, this device not only can prevent emulsion channeling from arriving outlet belt steel surface, can also prevent being with the emulsion of steel top condensation or water droplet to drop onto band steel upper surface and form Coolant Stains.Example is shown in the Plant arrangement figure such as Fig. 5 dust suction and emulsion obstruct.In Fig. 5, stripper 5.4 and delivery guide 5.6 are all provided with high abrasion fluorubber scraper plate 5.8, when rolling, stripper 5.4 and delivery guide 5.6 stretch out, and rubber flap 5.8 contacts with upper and lower working roll respectively, prevent emulsion from splashing from the upper and lower part of band steel or dropping onto belt steel surface; Side direction splash guard 5.5 has two pieces, discrete transmission side and fore side, can, according to strip width regulating fender spacing, prevent emulsion to be splashed to belt steel surface from side direction.Stripper 5.4 lower surface, with guide groove, drops to belt steel surface after preventing emulsion from condensing.By the method, thoroughly stop emulsion remainedly to enter No. two frames, realize a frame secondary cold-rolling, No. two frames do smooth production model, greatly improve the surface quality of finished product.
(5) under dry smooth pattern, in order to eliminate steel strip surface defect, improve surface quality.This unit development is also configured with the device such as roll gap dust exhaust apparatus and backing roll wiper.See the Plant arrangement figure such as Fig. 5 dust suction and emulsion obstruct.Intermediate calender rolls roll gap dust exhaust apparatus is arranged in No. one, No. two frame entrances, is divided into middle roller gap dust exhaust apparatus 5.2 and lower intermediate calender rolls roll gap dust exhaust apparatus 5.1.Roll gap dust exhaust apparatus is arranged in working roll and intermediate calender rolls roll gap region, for grinding the dust of generation between suction operation roller and intermediate calender rolls.Working roll roll gap dust exhaust apparatus is arranged in No. one, No. two rack outlet, stripper 5.4 front end, for grinding the dust of generation between suction operation roller and band steel.Dust exhaust apparatus aspirates the dust of roll gap place because of dry smooth production by the mode of negative pressure, and the deduster that the air with a large amount of dust is centrifuged outside blower fan suction unit by dust suction air pipe line carries out filtration treatment.Backing roll wiper is divided into top backing up roll wiper 5.3 and lower support roll wiper 5.7, is positioned at No. one, No. two rack outlet.During work, the wiping head of top backing up roll wiper 5.3 and lower support roll wiper 5.7 stretches out and is close to lower support roll respectively.Wiping head grinding backing roll surface, prevents the adhesion of backing roll surface dust, and the dust granules under grinding is sucked deduster by the dust collection pipeline on wiping head by centrifugal blower and processes.By the use of roll gap dust exhaust apparatus and backing roll wiper, decrease environmental pollution, improve board surface quality.
The process of this method is: unit is the smooth double secondary cold-rolling unit of Stand Mill six roller UCM, is mainly applicable to tinning substrate and produces.Unit produces tinning substrate T1 ~ T5 product and general cold drawing under smooth pattern, produces DR7 ~ DR10 product under secondary cold-rolling pattern.In process of production, unit not only by means adjustable plate shapes such as the positive and negative rollers of working roll (see Fig. 1) of No. one, No. two frame, can also pass through the adjustable plate shape that the means such as intermediate roll shifting (see Fig. 2), intermediate calender rolls roller (see Fig. 1) are meticulous.No. one, No. two frame working roll outlet side roller bending blocks are equipped with thruster cylinder 1.3,1.6 and improve rolling stability, prevent roll in the operation of rolling from intersecting.When unit adopts secondary cold-rolling pattern to produce, unit uses pony roll footpath working roll (see Fig. 4 b, 4.6,4.7), and reduce unit roll-force, reduction can roll thickness, is applicable to the production of 0.15mm and following paper-thin strip.Emulsion directly sprays spray beam 3.1,3.2 and is arranged in a frame entrance, is respectively used to jet band steel upper and lower surface, adopts 5 ~ 20% high-concentration emulsified liquid direct-injection systems to realize a frame roll gap lubrication.A rack outlet arranges that 6 roads cooling beam (3.3 ~ 3.8) are for taking away rolling deformation heat, reducing roller temperature, and cooling fluid is the emulsion of concentration <0.5%.The production that straight spray emulsion greatly increases roll gap lubrication effect, reduces roll-force, improves rolling stability, is applicable to the hard band steel such as DR9, DR10.Emulsion not only can be prevented from upper and lower part and the side splashing of band steel by the emulsion obstruct in Fig. 5 and anti-condensation device or drop onto belt steel surface; By stripper 5.4, after also can preventing emulsion from condensing, drop to belt steel surface.Intercepted and anti-condensation device by emulsion, thoroughly stop emulsion remainedly to enter No. two frames, realize a frame secondary cold-rolling, No. two frames do smooth production model, greatly improve end product quality.Intermediate calender rolls roll gap dust exhaust apparatus 5.1,5.2 is arranged in No. one, No. two frame entrance working rolls and intermediate calender rolls roll gap region, for grinding the dust of generation between suction operation roller and intermediate calender rolls.Working roll roll gap dust exhaust apparatus is arranged in No. one, No. two rack outlet, stripper 5.4 front end, for grinding the dust of generation between suction operation roller and band steel.Backing roll wiper is divided into top backing up roll wiper 5.3 and lower support roll wiper 5.7, is positioned at No. one, No. two rack outlet.Under dry smooth pattern, by the use of roll gap dust exhaust apparatus and backing roll wiper, decrease environmental pollution, improve product quality.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned detailed description of the invention; above-mentioned detailed description of the invention is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, also can make a lot of form, these all belong within protection of the present invention.
Claims (6)
1., for the smooth double secondary cold-rolling unit of Stand Mill six roller UCM that tinning substrate is produced, comprise a frame and No. two frames, it is characterized in that,
A described frame or No. two frames comprise top backing up roll, lower support roll, upper intermediate calender rolls, lower intermediate calender rolls, top working roll, bottom working roll, also comprise lower intermediate calender rolls roll-bending cylinder, the just curved cylinder of bottom working roll, bottom working roll thruster cylinder, bottom working roll bears curved cylinder, top working roll bears curved cylinder, top working roll thruster cylinder, the just curved cylinder of top working roll, the just curved cylinder of upper intermediate calender rolls, the just curved cylinder of described top working roll and top working roll are born curved cylinder and are arranged on top working roll roller bending block, the just curved cylinder of described bottom working roll and bottom working roll are born curved cylinder and are arranged on bottom working roll roller bending block, described middle roll bending cylinder is arranged on middle roll bending block, described lower intermediate calender rolls roll-bending cylinder is arranged on lower intermediate calender rolls roller bending block, when the piston rod of described top working roll thruster cylinder and bottom working roll thruster cylinder stretches out, the bearing block of top working roll and bottom working roll is adjacent to top working roll roller bending block and bottom working roll roller bending block respectively,
A described frame or No. two frames also comprise roll-shifting device, described roll-shifting device comprises roll shifting support, roll shifting hydraulic cylinder, latch segment, transmission side intermediate calender rolls roller bending block, roll shifting beam, fore side intermediate calender rolls roller bending block, described roll shifting hydraulic cylinder is arranged on roll shifting support, roll shifting hydraulic cylinder connection for transmission side intermediate calender rolls roller bending block, transmission side intermediate calender rolls roller bending block is connected with fore side intermediate calender rolls roller bending block by roll shifting beam, on transmission side intermediate calender rolls roller bending block, intermediate calender rolls and intermediate calender rolls roller bending block synchronizing moving is ensured locked for intermediate calender rolls bearing block by the latch segment on transmission side intermediate calender rolls roller bending block,
The porch of a described frame is provided with the upper surface being respectively used to jet band steel upper and lower surface and directly sprays spray beam and lower surface directly sprays spray beam, a rack outlet arranges six road cooling beams, it comprises: top backing up roll cooling beam, and eject position is that top backing up roll bottom is for cooling top backing up roll; Upper intermediate calender rolls cooling beam, eject position is top backing up roll and intermediate calender rolls roll gap, for cooling upper intermediate calender rolls and top backing up roll; Top working roll cooling beam, eject position is top working roll and upper middle roller gap, for cooling top working roll and upper intermediate calender rolls; Bottom working roll cooling beam, eject position is bottom working roll, for cooling bottom working roll; Lower intermediate calender rolls cooling beam, eject position is lower intermediate calender rolls and lower support roll roll gap, for cooling lower intermediate calender rolls and lower support roll; Lower support roll cooling beam, eject position is lower support roll, for cooling lower support roll;
The outlet side of a described frame or No. two frames is provided with stripper and delivery guide, transmission side and fore side are respectively equipped with side direction splashproof guide plate, described stripper and delivery guide are equipped with rubber flap, when rolling, stripper and delivery guide stretch out, and two rubber flaps contact with bottom working roll with upper action roller respectively.
2. the smooth double secondary cold-rolling unit of Stand Mill six roller UCM produced for tinning substrate according to claim 1, it is characterized in that, the entrance side of a described frame or No. two frames is provided with middle roller gap dust exhaust apparatus and lower intermediate calender rolls roll gap dust exhaust apparatus, upper middle roller gap dust exhaust apparatus is for aspirating the dust grinding generation between top working roll and upper intermediate calender rolls, and lower intermediate calender rolls roll gap dust exhaust apparatus is for aspirating the dust grinding generation between bottom working roll and lower intermediate calender rolls.
3. the smooth double secondary cold-rolling unit of Stand Mill six roller UCM produced for tinning substrate according to claim 1, it is characterized in that, the outlet side of a described frame or No. two frames is provided with top backing up roll wiper and lower support roll wiper.
4. the smooth double secondary cold-rolling unit of Stand Mill six roller UCM produced for tinning substrate according to claim 1, it is characterized in that, the lower surface of described stripper is provided with guide groove.
5. the smooth double secondary cold-rolling unit of Stand Mill six roller UCM produced for tinning substrate according to claim 1, it is characterized in that, described frame configuration big roller footpath working roll system and pony roll footpath working roll system, the roller footpath of the working roll in described big roller footpath working roll system is 410 ~ 460mm, and the roller footpath of the working roll in described pony roll footpath working roll system is 300 ~ 340mm.
6. the smooth double secondary cold-rolling unit of Stand Mill six roller UCM produced for tinning substrate according to claim 1, is characterized in that, it is 5 ~ 20% that described upper surface directly sprays the concentration of emulsion used that spray beam and lower surface directly spray spray beam ejection.
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| CN108746213B (en) * | 2018-04-24 | 2020-04-07 | 邯郸钢铁集团有限责任公司 | Method for improving rolling stability of high-strength IF steel |
| CN108913852B (en) * | 2018-06-29 | 2020-08-21 | 首钢京唐钢铁联合有限责任公司 | Method for producing tin plate substrate based on cover-type annealing process |
| CN110586656A (en) * | 2019-09-04 | 2019-12-20 | 鞍钢股份有限公司 | Method for ensuring accurate positioning of baffle cylinder of coil splitting line temper mill |
| CN113579003B (en) * | 2021-05-06 | 2023-06-23 | 中冶南方工程技术有限公司 | Levelling machine and purging process thereof |
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| CN101549354A (en) * | 2008-04-01 | 2009-10-07 | 中冶赛迪工程技术股份有限公司 | Six-roller mill |
| CN101829693A (en) * | 2010-04-27 | 2010-09-15 | 中冶南方工程技术有限公司 | Blowing-free emulsion residue removal method |
| CN102652958A (en) * | 2012-05-04 | 2012-09-05 | 中国重型机械研究院有限公司 | Dual six-roller flattening machine |
| CN103128101A (en) * | 2013-03-15 | 2013-06-05 | 中冶赛迪工程技术股份有限公司 | Multi-dimensional controllable modularization six-roller mill |
| CN203184336U (en) * | 2013-04-22 | 2013-09-11 | 中冶赛迪工程技术股份有限公司 | Roll bending and shifting device of rolling mill |
| CN204122458U (en) * | 2014-09-10 | 2015-01-28 | 中冶南方工程技术有限公司 | For the smooth double secondary cold-rolling unit of Stand Mill six roller UCM that tinning substrate is produced |
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| CN104209321A (en) | 2014-12-17 |
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