CN206263230U - Sector section device for continuous casting slab heavy pressing - Google Patents
Sector section device for continuous casting slab heavy pressing Download PDFInfo
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- CN206263230U CN206263230U CN201621420358.0U CN201621420358U CN206263230U CN 206263230 U CN206263230 U CN 206263230U CN 201621420358 U CN201621420358 U CN 201621420358U CN 206263230 U CN206263230 U CN 206263230U
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- 238000009749 continuous casting Methods 0.000 title claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 claims description 45
- 239000010959 steel Substances 0.000 claims description 45
- 241000239290 Araneae Species 0.000 claims description 24
- 230000009467 reduction Effects 0.000 claims description 16
- 230000007306 turnover Effects 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000005266 casting Methods 0.000 abstract description 11
- 238000005096 rolling process Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000000881 depressing effect Effects 0.000 abstract description 3
- 238000007711 solidification Methods 0.000 description 16
- 230000008023 solidification Effects 0.000 description 16
- 230000006835 compression Effects 0.000 description 12
- 238000007906 compression Methods 0.000 description 12
- 238000005204 segregation Methods 0.000 description 12
- 238000001816 cooling Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 230000000994 depressogenic effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
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- 238000011161 development Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
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- 238000005336 cracking Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
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- 229910052739 hydrogen Inorganic materials 0.000 description 1
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Abstract
The utility model provides a fan-shaped section device that continuous casting slab heavily pushed down, include: at least one depressing unit, one of said depressing units comprising: a frame; the multiple pairs of lower press rolls are arranged on the rack; the distance between two adjacent pairs of lower rollers is 350 mm-800 mm; the plurality of pairs of press rolls include: a pair of drive rollers and a plurality of pairs of follower rollers, each pair of said follower rollers comprising: an upper driven roller and a lower driven roller, the drive roller including: an upper drive roller and a lower drive roller; the frame includes: the lower frame is in with setting that can go up and down last frame in the lower frame, each it is in to go up the fixed setting of driven voller in the frame, lower drive roller and each down the fixed setting of driven voller is in the lower frame, the setting that goes up the drive roller and can go up and down is in the frame. The utility model discloses effectively solve the loose problem in center of continuous casting slab, make the density at casting blank center improve greatly to improve the flaw detection level of follow-up rolling thick plate product.
Description
Technical field
The utility model is related to field of metallurgy, and in particular to strand pressure is lacked with eliminating strand in strand guide section region
A kind of sunken fan-shaped section apparatus, i.e. the fan-shaped section apparatus under continuous casting steel billet weight.
Background technology
Compared with molding, continuous casting is advantageous in terms of the yield and quality of product, with communications and transportation, petrochemical industry,
The technological progress and fast development of the industries such as heavy-duty machinery, ocean engineering, nuclear power military project, quality, performance to steel products, rule
Lattice, size etc. propose technical requirements higher, so as to promote (spy) slab wide, the wide big cross section of big cross section side (circle) base to connect
The development of strand production technology and equipment control technology.Generous extra-large cross-section continuous casting can replace conventional die castings flow, produce to rolling
The strict strand of compression ratio requirement processed, its recovery rate of iron is greatly enhanced, and energy consumption per ton steel can be substantially reduced.
However, due to being cast using low pulling rate more than generous extra-large cross-section continuous casting billet, not only casting blank solidification speed is substantially reduced,
And with the broadening thickening of section, its internal cooling condition substantially deteriorates, column trichite reaches in solidified structure, and interdendritic is rich in
The remaining molten steel flow of solute segregation element tends to balance, and causes strand segregation, loose and shrinkage cavity defect further serious.
During center segregation refers to solidification of molten steel, because reallocation of the solute element in solid liquid phase forms strand
The inhomogeneities for studying point, the C in centre, S, P content are apparently higher than other positions.Often finally solidified at slab thickness center
Region forms the periodic macroscopic segregation of " V " shape, so being also called " V " segregation；Center porosity is in the solidification of slab thickness center
The slight void that the interdendritic of end produces；Central pipe is that, because strand is in process of setting, the liquid phase in green shell is
The volume contraction that solid phase is produced, and outwards being conducted heat due to strand makes strand center solidify the volume contraction that part cooling is produced,
Can not be caused by molten steel supplement.These defects are difficult to effectively elimination again in follow-up heating, the operation of rolling, so as to have impact on most
Finished product quality.
Center segregation, loose, shrinkage cavity are generally accompanied.Center segregation, loose, shrinkage cavity will cause a series of matter of steel
Amount problem：For high-carbon wire rod, center segregation, loose, shrinkage cavity will cause the drawing property to reduce, and break rate increase；For natural
Letter shoot line steel, hydrogen is diffused into center segregation, at loose, shrinkage cavity, cracks and extend, and ultimately results in pipe break；It is right
The structural steel such as Yu Haiyang probing, center segregation, loose, shrinkage cavity can reduce its welding performance, should not weld, or even cracking etc..
Continuous casting billet solidifying end weight Reduction Technology applies to the new skill of continuous casting of the forefront of future generation of big cross section continuous casting billet
Art, its principle is：Based on solidification end soft reduction technique, according to center porosity, shrinkage cavity and segregation formation mechenism, by solidifying
Gu end applies heavy reduction/rate to realize eradicating center porosity, shrinkage cavity, the fine and close technological effect of strand is improved comprehensively, improve thick
The flaw detection qualification rate of plate/special heavy plate commercial stock.So as to the considered critical of rolling reduction can be broken through, vacuum composite welding is substituted
The technological processes such as rolling, molding, realize the steady production of slab/special heavy plate under the conditions of low rolling reduction.
Sumitomo Metal Industries propose PCCS (Porosity Control of Casting Slab) technology, at casting blank solidification end
Point implements heavy reduction using especially big a pair rolls of roll neck to strand, so as to realize significantly improving for strand consistency.But,
The technology is higher to control accuracy requirement, the fan-shaped section apparatus under continuous casting steel billet weight on general continuous casting line, it is impossible to suitable
That answers casting speed under actual conditions is continually changing being continually changing for caused solidification end, so that Qualified Products Rate pole
It is low.
In sum, there is problems with the prior art：Under continuous casting steel billet weight on existing continuous casting line
Fan-shaped section apparatus, it is impossible to which adapt to casting speed under actual conditions is continually changing being continually changing for caused solidification end, so that
Qualified Products Rate is extremely low.
Utility model content
The utility model provides the fan-shaped section apparatus under a kind of continuous casting steel billet weight, to solve existing continuous casting steel billet product
The extremely low problem of up-to-standard rate.
Therefore, the utility model proposes the fan-shaped section apparatus under a kind of continuous casting steel billet weight, being arranged on continuous casting steel billet guiding
Section region, the fan-shaped section apparatus under the continuous casting steel billet weight include：At least one pressure unit, a pressure unit bag
Include：
One frame；
Multipair pressure roller, is arranged in the frame；The distance between adjacent two couples pressure roller is 350mm~800mm；
Multipair pressure roller includes：A pair of driven rollers and multipair driven voller, driven voller described in each pair include：Upper driven voller is with
Driven voller, the driven roller includes：Upper driven roller and lower driven roller；
The frame includes：Lower bearing bracket and the upper spider being arranged on the lower bearing bracket that can be lifted, it is each described driven
Roller is fixedly installed on the upper spider, and the lower driven roller and each lower driven voller are fixedly installed on the lower bearing bracket
On, what the upper driven roller can be lifted is arranged on the upper spider；
Driven roller hydraulic cylinder for reduction system, is arranged on the upper spider, connects the upper driven roller and drives the upper driving
The relatively described upper spider lifting of roller.
Further, a pressure unit also includes：It is arranged on the lower bearing bracket and connects and drive the upper machine
The frame hydraulic cylinder for reduction system of frame lifting.
Further, in a pressure unit, the multipair pressure roller includes：Driven roller described in a pair and 2 pairs to 6
To the driven voller, wherein, 2 to 3 pairs of driven vollers are located at the upstream of the driven roller.
Further, the roll neck of each upper driven voller is equal, and the roll neck of each lower driven voller is equal.
Further, roll neck of the roll neck of the driven roller more than each driven voller.
Further, the roll neck of the driven roller is identical with the roll neck of each driven voller or big 10mm to 200mm.
Further, the axis of each upper driven voller is parallel to each other.
Further, the axis of each lower driven voller is parallel to each other.
Further, the 10~70mm of pressure total amount of the multipair pressure roller, the drafts of each driven voller reaches
10mm。
Further, the fan-shaped section apparatus under the continuous casting steel billet weight include：Multiple pressure unit, multiple pressures
Unit is arranged in order along the direction of turnover blank, and the distance of two adjacent pressure units is 2000mm~5000mm.
Be distributed to for the tens mm weight drafts of big a pair working roll realizations in existing milling train or fan-shaped section by the utility model
On multipair working roll, along the direction of turnover blank, the distance between adjacent two couples work roller group is 350mm~800mm.So
The heavy drafts shared on every a pair of pressures roller in the fan-shaped section apparatus is just greatly reduced, and evenly, is both improve
Efficiency under weight, improves the effect under weight, and energy-conservation again.Two-phase section deformable squeeze is promoted to arrange by increasing drafts
Go out solute segregation molten steel, while soldering solidifies loose and shrinkage cavity, improve strand consistency.
In the utility model, the working length of multipair pressure roller is more long much than the length of existing single pressure roller,
The pulling rate excursion of corresponding strand is adapted to, be adapted to casting speed under actual conditions is continually changing caused solidification
Being continually changing for end, can be performed more than under the weight of 30mm, even 70mm to the solidification end of strand, produce flaw detection and close
Slab/the special heavy plate of lattice.
Especially, it is when using multiple pressure units, then whole to depress operating area 10~15m long, the head in this region
The position away from mold liquid level 8m is in the position of roller, the position of foot couple roller is in the position away from 18~23m of mold liquid level,
The operating area of such 8~18m for example adapts to the pulling rate scope of 0.7~1.1m/min of 200mm thickness strands, 8~23m operations
Region can for example adapt to the pulling rate scope of 0.7~1.4m/min of 200mm thickness strands.
Brief description of the drawings
Fig. 1 is that the front view structure of a pressure unit of the fan-shaped section apparatus under continuous casting steel billet weight of the present utility model is shown
It is intended to；
Fig. 2 is that the side-looking structure of a pressure unit of the fan-shaped section apparatus under continuous casting steel billet weight of the present utility model is shown
It is intended to；Wherein eliminate driven voller；
Fig. 3 is that the arrangement of multiple pressure units of the fan-shaped section apparatus under continuous casting steel billet weight of the present utility model shows
It is intended to.
Drawing reference numeral explanation：
The driven voller of 23 times driven rollers of driven roller 15 on 100 pressure units 21
The frame hydraulic cylinder for reduction system of the lower bearing bracket of 1 frame 3 (outer arc frame) 4 upper spiders (interior arc frame) 5 driven roller bearing 6
The proportional servo hydraulic system 11 of 8 guidance system of (compression hydraulic cylinder) 7 driven roller hydraulic cylinder for reduction system, 9 displacement transducer 10 sets
Standby cooling system
Specific embodiment
In order to be more clearly understood to technical characteristic of the present utility model, purpose and effect, now control is illustrated
The utility model.
As shown in Figure 1 and Figure 2, under continuous casting steel billet weight of the present utility model fan-shaped section apparatus are (to improve the interior of continuous casting billet
Portion's quality and the device depressed to continuous casting billet), it is arranged on continuous casting steel billet guide section region, i.e. fan-shaped section region
(segment), the fan-shaped section apparatus under the continuous casting steel billet weight include：At least one pressure unit 100, a pressure
Unit 100 includes：
One frame 1；
Multipair pressure roller, is arranged in the frame 1；Multipair pressure roller is different from common pinch roll or guide roller, often
Pressure roller is all depressed to continuous casting steel billet, the distance between adjacent two couples pressure roller is 350mm~800mm；
Multipair pressure roller includes：A pair of driven rollers and multipair driven voller 15, driven roller are parallel with the axis of driven voller 15,
Each driven voller can not be moved up and down and moved left and right with respect to frame, can only be rotated；
Driven voller 15 includes described in each pair：Upper driven voller and lower driven voller, the driven roller include：Upper driven roller 21 is with
Driven roller 23；Upper driven roller 21 and lower driven roller 23 are rotated by the outside actuator drives for setting；
The frame 1 includes：Lower bearing bracket (outer arc frame) 3 and the upper spider being arranged on the lower bearing bracket that can be lifted
(interior arc frame) 4, upper spider (interior arc frame) 4 is embraced or surrounded by lower bearing bracket (outer arc frame) 3；
Each upper driven voller is fixedly installed on the upper spider 4, the lower driven roller 23 and it is each it is described under it is driven
Roller is fixedly installed on the lower bearing bracket 3, and what the upper driven roller can be lifted is arranged on the upper spider；
Driven roller hydraulic cylinder for reduction system 7, is arranged on the upper spider 4, connects the upper driven roller 21 and drives on described
The relatively described upper spider 4 of driven roller 21 is lifted, and is realized pressure and is driven.
Further, a pressure unit 100 also includes：It is arranged on the lower bearing bracket 3 and connects and drive described
The frame hydraulic cylinder for reduction system (compression hydraulic cylinder) 6 of the lifting of upper spider 4, frame hydraulic cylinder for reduction system (compression hydraulic cylinder) 6 causes lower machine
Frame (outer arc frame) 3 clamps upper spider (interior arc frame) 4, so that upper spider (interior arc frame) 4 entire lowerings, drive in multiple
Driven voller is integrally depressed.So, pressure action is fast, and each driven voller pressure is consistent, mutually coordinated, is conducive to adapting under actual conditions
Casting speed is continually changing being continually changing for caused solidification end.
Further, as shown in figure 1, in a pressure unit 100, the multipair pressure roller includes：Described in a pair
Driven roller and 2 pairs to the 6 pairs driven vollers, wherein, 2 to 3 pairs of driven vollers are located at the upstream of the driven roller, 2 to 3 pairs of institutes
Driven voller is stated positioned at the downstream of the driven roller.In Fig. 1, the upstream and downstream of driven roller respectively arranges two pairs of driven vollers, so, pressure
The symmetrical arrangement of lower roll, reasonable stress.Further, it is also possible to configure a pair of driven rollers and 5 pairs of driven vollers or 6 pairs of driven vollers, adapt to
The need for equipment is arranged to big pressure ability and the roller row of strand, so, the quantity for depressing roller is more, can preferably adapt to actual feelings
Casting speed is continually changing being continually changing for caused solidification end under condition.
Further, the roll neck of each upper driven voller is equal, and the roll neck of each lower driven voller is equal.Compression hydraulic cylinder
The upper driven roller and upper free roll (upper driven voller) that drive is arranged on upper spider 4 implement big pressure to strand, are passed by strand
It is delivered in the lower driven roller and lower free roll (lower driven voller) being arranged on lower bearing bracket 3, two clamping hydraulics of frame entrance side
The flexible stroke of two compression hydraulic cylinders of cylinder and rack outlet side is different, causes the upper free roll of entrance side and lower free roll
Distance more than outlet side upper free roll and lower free roll distance, for example counted from entrance side, the 1st pair pressure roller it is upper and lower
Distance is that the 290, the 3rd pair of distance up and down of pressure roller is the 280, the 4th pair of pressure roller for the distance up and down of the 300, the 2nd pair of pressure roller
Up and down apart from the distance up and down that roller is depressed for the 270, the 5th pair for the distance up and down that the 260, the 6th pair is depressed roller is the 250, the 7th pair of pressure
The distance up and down of roller is 240 (above unit is mm), and thus strand can be implemented under weight.
The external diameter of driven roller is not necessarily identical with the roll neck of other driven vollers, and arrangement is arranged depending on different rollers.Further
Ground, the roll neck of the roll neck more than each driven voller of the driven roller, so, driven roller can realize larger drafts.
Further, roll neck big 10mm to 20mm of the roll neck of the driven roller than each driven voller.The pressure of driven roller
Lower amount can be bigger than the drafts of driven voller.So, both can guarantee that driven roller realizes larger drafts, and driven voller can be realized again
Overall reduction is shared, pressure also evenly, both improves the efficiency under weight, the effect under weight is improve again
Further, the axis of each upper driven voller is mutually parallel, and the axis of each upper driven voller height can be with
It is different.Further, the axis of each lower driven voller is mutually parallel, and the axis height of each lower driven voller can not
Together.This is different by the flexible stroke of two compression hydraulic cylinders of two compression hydraulic cylinders and outlet side of frame entrance side
Come what is realized, it is thus possible to realize that each pressure roller has drafts.
The axis of the axis of lower driven roller 23 and other lower driven vollers can be in same level highly；Can also be different
Highly；The arrangement of lower driven roller 23 depends highly on different roller row arrangements；
The upper driven roller 21 and axis of driven voller can be in same level highly on other, it is also possible at various height；
The arrangement of upper driven roller 21 depends highly on different roller row arrangements.
Further, the 10~70mm of pressure total amount of the multipair pressure roller, the drafts of each driven voller is reachable
10mm, can implement under weight to cold conditions strand dimensional thickness up to 1000, width up to 3500 continuous casting steel billets.
In the present embodiment, driven roller bearing 5 is provided with for making driven roller hydraulic cylinder for reduction system 7 guide driven roller bearing 5
The first guide chute vertically moved with upper driven roller 21, interior arc frame 4 is provided with and the first guide chute phase
The first guider matched somebody with somebody, the blade fin of the first guider is arranged in first guide chute.The guiding of guidance system 8
Post is provided with the second guiding for making the compression hydraulic cylinder 6 of arc frame 4 in clamping guide interior arc frame 4 vertically to move
Chute, interior arc frame 4 is provided with the second guider matched with second guide chute, and the guiding of the second guider 7 is slided
Plate is arranged in second guide chute.Certainly, the pressure of the pressure of driven roller, upper spider and upper driven voller can be using existing
There are other pressures and the guidance mode of technology.
Interior arc frame 4, compression hydraulic cylinder 6 are fastened on the flexibility of guidance system 8 by big cylindrical nut by pretension stretcher
One end of pull bar, the flexible draw bar that outer arc frame 3 is fastened on guidance system 8 by pretension stretcher by big cylindrical nut is in addition
One end, whole guidance system is gapless between outer arc frame 3, interior arc frame 4.And the lead column of guidance system 8 and interior
The pairing blade fin for making compression hydraulic cylinder 6 drive interior arc frame 4 vertically to move is provided with arc frame 4.
Upper and lower driven roller is rotated by the drive device of outside switching.Additionally, pressure unit also contains related cooling, profit
Sliding, hydraulic pressure and electrical system etc., interior arc frame compression hydraulic cylinder 6, driven roller lifting hydraulic cylinder 7 are provided with for detecting control bit
The displacement transducer 9 of shifting, the proportional servo hydraulic system 10 for being precisely controlled pressure, to improve control accuracy.By displacement sensing
Accurately measuring for device, can carry out essence by electric-control system to the position of arc frame in fan-shaped section 4 (upper spider), upper driven roller
Quasi- control.Passing ratio servo hydraulic system 10 is accurately measured, can by electric-control system to arc frame in fan-shaped section 4, on
The pressure of driven roller is precisely controlled.
Frame is provided with device cooling system 11, well to be cooled down, it is ensured that the heat transfer of all devices of fan-shaped section,
Heat radiation obtains good diverging, equipment is in perfect running status.Secondary spraying cooling system is additionally provided with fan-shaped section,
By the good cooling of secondary spraying cooling system 11, the temperature field of the surface of strand and inside is set to be in good state.
Further, as shown in figure 3, the fan-shaped section apparatus under the continuous casting steel billet weight include：Multiple pressure unit
100, multiple (for example, 5) described pressure unit 100 is arranged in order along the direction of turnover blank, two adjacent pressure units
Distance be 2000mm~5000mm.So, pressure unit can be set in continuous casting billet (slab) solidification end, can also be
Pressure unit is just set before Slab Solidification end, so, for the continuous casting steel billet of more than 450mm thickness, even if solidifying
Gu before end, the thickness of solid green shell is just thicker, and inside the green shell of continuous casting steel billet is liquid phase ingredient (solid rate 20
~85%), in this stage, if setting pressure unit 100, by slighter compress (such as in the scope internal pressure of solid rate 20~85%
Lower 5-30mm) can also improve the internal soundness of the continuous casting steel billet before solidification end, it is the pressure of continuous casting billet (slab) solidification end
More preferable basis is established.So, multiple pressure units 100 are set, under can preferably realizing the weight of solidification end, more preferably
Soldering solidify loose and shrinkage cavity, improve strand consistency.
The utility model arranges arrangement by the roller of big roll neck, many merogenesis, can be to cold conditions strand dimensional thickness up to 1000, width
Implement under weight up to 3500 continuous casting steel billets.The requirement that the casting speed of slab is continually changing with casting operating mode is adapted to, is solved
The current milling train pattern being made up of a pair of working rolls and single chassis, by single big roll neck driven roller instead of the drive of small roll neck
The fundamental issue that the slab fan-shaped section pattern of dynamic roller occurs during realizing under slab weight, effectively solves continuous casting steel billet
Center porosity problem, greatly improve the consistency at strand center, so as to improve the flaw detection grade of follow-up rolling plate product.
The schematical specific embodiment of the utility model is the foregoing is only, model of the present utility model is not limited to
Enclose.For each part of the present utility model can be mutually combined under conditions of not conflicting, any those skilled in the art,
Done equivalent variations and modification, all should belong to this practicality new on the premise of design of the present utility model and principle is not departed from
The scope of type protection.
Claims (10)
1. the fan-shaped section apparatus under a kind of continuous casting steel billet weight, are arranged on continuous casting steel billet guide section region, it is characterised in that described
Fan-shaped section apparatus under continuous casting steel billet weight include：At least one pressure unit, a pressure unit includes：
One frame；
Multipair pressure roller, is arranged in the frame；The distance between adjacent two couples pressure roller is 350mm~800mm；
Multipair pressure roller includes：A pair of driven rollers and multipair driven voller, driven voller described in each pair include：Upper driven voller is driven with
Roller, the driven roller includes：Upper driven roller and lower driven roller；
The frame includes：Lower bearing bracket and the upper spider being arranged on the lower bearing bracket that can be lifted, each upper driven voller are consolidated
Surely it is arranged on the upper spider, the lower driven roller and each lower driven voller are fixedly installed on the lower bearing bracket, institute
That states that driven roller can lift is arranged on the upper spider；
Driven roller hydraulic cylinder for reduction system, is arranged on the upper spider, connects the upper driven roller and drives the upper driven roller phase
The upper spider is lifted.
2. fan-shaped section apparatus under continuous casting steel billet weight as claimed in claim 1, it is characterised in that the multipair pressure roller
Pressure 10~70mm of total amount, the drafts of each driven voller reaches 10mm.
3. fan-shaped section apparatus under continuous casting steel billet weight as claimed in claim 1, it is characterised in that a pressure unit
Also include：The frame hydraulic cylinder for reduction system for connecting and driving the upper spider lifting is arranged on the lower bearing bracket.
4. fan-shaped section apparatus under continuous casting steel billet weight as claimed in claim 1, it is characterised in that a pressure unit
In, the multipair pressure roller includes：Driven roller described in a pair and 2 pairs to the 6 pairs driven vollers, wherein, 2 to 3 pairs are described driven
Roller is located at the upstream of the driven roller.
5. fan-shaped section apparatus under continuous casting steel billet weight as claimed in claim 1, it is characterised in that each upper driven voller
Roll neck is equal, and the roll neck of each lower driven voller is equal.
6. fan-shaped section apparatus under continuous casting steel billet weight as claimed in claim 1, it is characterised in that the roll neck of the driven roller
More than the roll neck of each driven voller.
7. fan-shaped section apparatus under continuous casting steel billet weight as claimed in claim 1, it is characterised in that the roll neck of the driven roller
Identical with the roll neck of each driven voller or big 10mm to 200mm.
8. fan-shaped section apparatus under continuous casting steel billet weight as claimed in claim 1, it is characterised in that each upper driven voller
Axis is parallel to each other.
9. fan-shaped section apparatus under continuous casting steel billet weight as claimed in claim 1, it is characterised in that each lower driven voller
Axis is parallel to each other.
10. fan-shaped section apparatus under continuous casting steel billet weight as claimed in claim 1, it is characterised in that the continuous casting steel billet weight
The fan-shaped section apparatus of pressure include：Multiple pressure unit, multiple pressure units are arranged in order along the direction of turnover blank, phase
The distance of two adjacent pressure units is 2000mm~5000mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621420358.0U CN206263230U (en) | 2016-12-22 | 2016-12-22 | Sector section device for continuous casting slab heavy pressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621420358.0U CN206263230U (en) | 2016-12-22 | 2016-12-22 | Sector section device for continuous casting slab heavy pressing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206263230U true CN206263230U (en) | 2017-06-20 |
Family
ID=59048041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621420358.0U Withdrawn - After Issue CN206263230U (en) | 2016-12-22 | 2016-12-22 | Sector section device for continuous casting slab heavy pressing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206263230U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106623834A (en) * | 2016-12-22 | 2017-05-10 | 中冶京诚工程技术有限公司 | Sector section device for continuous casting slab heavy pressing |
| CN108788041A (en) * | 2018-07-03 | 2018-11-13 | 东北大学 | Fan-shaped section roll array structure and application method are used under a kind of weight of continuous casting and solidifying end |
-
2016
- 2016-12-22 CN CN201621420358.0U patent/CN206263230U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106623834A (en) * | 2016-12-22 | 2017-05-10 | 中冶京诚工程技术有限公司 | Sector section device for continuous casting slab heavy pressing |
| CN106623834B (en) * | 2016-12-22 | 2019-04-05 | 中冶京诚工程技术有限公司 | Sector section device for continuous casting slab heavy pressing |
| CN108788041A (en) * | 2018-07-03 | 2018-11-13 | 东北大学 | Fan-shaped section roll array structure and application method are used under a kind of weight of continuous casting and solidifying end |
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Granted publication date: 20170620 Effective date of abandoning: 20190405 |