CN103170595B - Casting blank guide device - Google Patents
Casting blank guide device Download PDFInfo
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- CN103170595B CN103170595B CN201310147543.1A CN201310147543A CN103170595B CN 103170595 B CN103170595 B CN 103170595B CN 201310147543 A CN201310147543 A CN 201310147543A CN 103170595 B CN103170595 B CN 103170595B
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- casting blank
- portion section
- blank guide
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- 238000005266 casting Methods 0.000 title claims abstract description 85
- 238000001816 cooling Methods 0.000 claims abstract description 235
- 239000002184 metal Substances 0.000 claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 35
- 238000009434 installation Methods 0.000 claims abstract description 29
- 238000009749 continuous casting Methods 0.000 claims abstract description 11
- 239000002826 coolant Substances 0.000 claims description 48
- 239000000498 cooling water Substances 0.000 claims description 23
- 230000001105 regulatory effect Effects 0.000 claims description 22
- 239000007921 spray Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000005259 measurement Methods 0.000 claims description 14
- 238000009530 blood pressure measurement Methods 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 2
- 238000005058 metal casting Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
- B22D11/1246—Nozzles; Spray heads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The present invention relates to a kind of at the casting blank guide device of metal strand from guide wire strand after the mold continuous casting installation for casting leaves.Improve secondary cooling in order to the designs consume that reduces for the secondary cooling device in casting blank guide device, propose the valve of each cooling zone of secondary cooling device to be directly arranged in roller portion section or alternatively in the region II. in portion's section support (220) according to the present invention.
Description
The application be on January 18th, 2013 submit to the PCT patent application entering National Phase in China (China national application number is 201180036250.5, international application no is PCT/EP2011/000437, denomination of invention " casting blank guide device ") divisional application.
Technical field
The present invention relates to a kind of at the casting blank guide device (Strangfuehrungsvorrichtung) of metal strand from guide wire strand after the mold continuous casting installation for casting leaves.
Background technology
The casting blank guide device of mentioned type in the prior art, such as known from the file JP57139460 of Japan.Disclosed casting blank guide device is used at metal strand from guide wire strand after the mold continuous casting installation for casting leaves there.This casting blank guide device is equipped with secondary cooling device for cool metal strand in casting blank guide device.Secondary cooling device comprise pump installation for pumping cooling medium (such as cooling water) through cooling line network (Kuehlleitungsnetz) to along each cooling zone of arranging, strand guide portion distribution ground.Cooling zone is in a part for this corresponding formation cooling line network.In cooling zone, by means of spray nozzle device, cooling water is sprayed onto on metal strand to be cooled in casting blank guide device.Each cooling zone is associated with respective valve for regulating volume flow or the pressure of cooling water in corresponding cooling zone.In addition, pump installation is associated with pump regulating loop (Pumpenregelkreis) for regulating by the pressure of the cooling water of transport pump.Similar disclosure also finds in file JP57206559 or JP58077760 of Japan and undocumented International Patent Application PCT/EP2010/004563.
In addition, known casting blank guide device in the prior art, wherein for guiding typically the used roller distich of strand to be combined into construction unit in the portion's section mentioned thus.Portion's section can but be not must have for variable A/F coupling governor motion (Stellorgan); For example, see file DE102008009136A1.
In secondary cooling device, two substance nozzle (Zweistoffduese) is applied by the open file DE102008004911A1 of Germany is known.Two substance nozzle advantageously allows to regulate changeably the share of two different cooling mediums (such as air and water) used.
German Disclosure Document DE10104348A1 discloses a kind of strand guide portion section with the roller bracket for guiding strand.On roller bracket, be furnished with jet blower in a row equally, by it, cooling agent be sprayed onto on strand.Cooling medium is led to these nozzles at this via pipeline.Pipeline can be connected with another cooling agent supply network of casting blank guide device via flange or clamping plate.
The file JP2009195959 of Japan discloses a kind of at the casting blank guide device of metal strand from guide wire strand after the mold continuous casting installation for casting leaves.Each roller portion section of strand guide portion is associated with the cooling line with at least one valve corresponding and spray nozzle device, for the cooling agent between two adjacent portion's sections is sprayed onto guided metal strand.This valve is arranged in this section via the pipeline being fixed on this section place of is approximate equally.
Summary of the invention
The object of the invention is so to improve the known casting blank guide device with secondary cooling device, makes minimizing for the designs consume of secondary cooling device and improves secondary cooling.
This object is realized by object of the present invention on the one hand.Correspondingly, the casting blank guide device illustrated by beginning is characterised in that: cooling zone-device for pressure measurement, and it is for detecting the actual pressure of cooling medium in cooling zone; With cooling zone-pressure-regulating device, it is for determining cooling zone-pressure adjustment difference as the difference of the cooling zone-between pressure theory value and actual pressure of presetting and for according to the determined valve manipulating cooling zone for the cooling zone pressure adjustment difference be adjusted to by pressure in default cooling zone-pressure theory value, wherein, cooling zone-pressure-regulating device and/or cooling zone-device for pressure measurement are arranged in roller portion section; Or be alternatively characterised in that cooling zone-volume flow measurement device in cooling zone-device for pressure measurement, it is for detecting the actual volume flow of cooling medium in cooling zone; And it is alternative in cooling zone-pressure-regulating device, cooling zone-volume flow adjusting device, it is for determining cooling zone-volume flow adjustment difference as the difference of the cooling zone-between volume flow theoretical value and actual volume flow of presetting and for according to the determined valve manipulating cooling zone for cooling zone-volume flow adjustment difference volume flow be adjusted in default cooling zone-volume flow theoretical value, wherein, cooling zone-volume flow adjusting device and/or cooling zone-volume flow measurement Plant arrangement are in roller portion section; And wherein, casting blank guide device is characterised in that at least one second roller portion section in addition, and it is with at least one governor motion of the A/F of the roller for regulating roller portion section changeably.
Casting blank guide device is except also having at least one second roller portion section with except at least one the first roller portion section of the cooling zone associated at least in part, and it is with at least one governor motion of the A/F of the roller for regulating roller portion section changeably.Adjustment structure is such as hydraulic cylinder.Governor motion regulates at the autotelic thickness by strand during casting blank guide device for realizing.Governor motion is optional in each section, this means it is not that pressure is required.Adjustment structure not only can be arranged in the portion's section with associated cooling zone but also be arranged in the portion's section without associated cooling zone.
Above mentioned object is realized by casting blank guide device according to the present invention in addition.It is characterized in that, pump installation in portion's section support and roller portion section arranged alongside in water distribution cavity; And before at least one valve of cooling medium is observed be arranged in clamping plate in the region of portion's section support on the flow direction of the external cooling medium of distribution cavity.
By the transfer of required valve (regulate with the distinctive pressure in cooling zone or volume flow or measurement mechanism transfer in the region of portion's section support or on roller portion section be associated), valve and spray nozzle device or before be shortened compared with length and these parts of the distinctive device in cooling zone mentioned and the cooling line between spray nozzle device layout in distribution cavity.Because this reducing friction in cooling zone and flow losses, spray nozzle device and regulating more accurately of injection scheme thereof advantageously become possibility thus.
In traditional casting blank guide device, the cooling line for the complexity of secondary cooling device is at least main is arranged in casting blank guide device side in distribution cavity.Require the cast of harsh steel part but increase the cooling zone of ground requirement along the larger quantity of strand guide portion, injection scheme independent as far as possible and the cooling characteristics of cooling zone can be regulated during guide wire strand within casting blank guide device.Distribution cavity for valve and cooling line is set traditionally but purely touches its boundary fast at capacity (kapazitiv) when set cooling zone number is larger.Therefore, when according to the valve of the present invention for each cooling zone is corresponding be arranged in clamping plate before portion's section support region in or be directly arranged in roller portion section time, favourable, because this advantageously enables valve and complicated cooling line shift from narrow distribution cavity at least to a great extent when utilizing other spendable space (just in the region of portion's section support or in roller portion section) for each cooling zone.
Next some central concept used in the description are set forth in detail:
Continuous casting installation for casting:
Concept " continuous casting installation for casting " means mold and is placed on the combination of casting blank guide device of mold.
Mold:
Concept " mold " represents casting mold, in the side-walls of its cooling, is typically made up of copper, and it cools metal still liquid at present and constructs strand shell (Strangschale).Metal strand with at present still liquid core is created by pulling out strand shell from mold.
Casting blank guide device:
Concept " casting blank guide device " represents multiple roller pair, and it is directly arranged under mold with guide wire strand after leaving from mold at metal strand.Metal strand in casting blank guide device one straight through roller to supporting and guiding, until it cools further and solidifies.In particular, multiple relatively and the roller put to being called as strand guide portion.
Roller portion section:
In order to Modularly design mechanical realization and in order to make strand guide portion for maintenance can operate, corresponding by multiple rollers of strand guide portion to being unified into each construction unit, so-called roller portion section.Such as seven rollers can be built in other seven rollers in upper frame and can be built in the underframe relative with upper frame thus.Corresponding forming portion section together with upper frame and underframe and the roller being associated with it and optional mechanical grip portion (Verspannung) (such as by means of for clip separately regularly or by means of for hydraulic cylinder separately changeably).These sections are corresponding can be used as construction unit to be installed in casting blank guide device and in order to maintenance purpose detachable again.Being maintained in special workshop of portion's section realizes.Concept " portion's section " and " roller portion section " synonymously use.Concept " ... in roller portion section " to mean in roller portion section, at its place or wherein, preferably in the meaning of construction unit.
Portion's section support:
Concept portion section support typically represent for hold in casting blank guide device and accurately locate at least one, typically but the structure be made up of steel of multiple sections.Concept portion section support represents independently component in the scope of this description, and it specially designs and arranges the accommodation for portion's section.It can not be obscured with other technology element (as pedestal or frame structure) or be equal to, and in fact it have other function.Portion's section support has the bearing-surface for each section.In addition, clamping plate (definition see below) are installed usually at section support place of portion, supply cooling zone by means of it with cooling medium (such as cooling water or air).Concept " in the region of portion's section support " represent near portion's section support environmentally, at Qi Chu, within it or wherein, but in any case outside water distribution cavity.Although portion's section support is normally used for support and the accommodation of portion's section; But it is not that pressure is required.Such as first section can carry by the basic framework of mold vibration (Kokillenoszillation) or by second rearmounted section on cast direction on cast direction after mold thus.In addition alternatively, portion's section can be stacked each other and put, and the portion section of making is supported in the corresponding portion's section be under it.Nethermost portion section is supported on pedestal or on the framework of another product in it, such as bending driver (Biegetreiber).
Primary and secondary cools:
In continuous casting, primary and secondary cooling distinguishes.By utilizing cooling water to cool its sidewall, elementary cooling realizes in the mould, extracts heat thus from metal still liquid at present in the mould.In like fashion, construct above-mentioned strand shell in the exit region of mold, it surrounds still liquid metal in the inside of mold.
After metal strand leaves from mold, the secondary cooling of metal strand occurs within casting blank guide device.Within casting blank guide device, by being sprayed onto by cooling water on strand shell under stress from outside, metal strand is further cooled.(and by the contact of the roller of metal strand and strand guide portion and pass through heat radiation) extracts heat further and strand shell increases further, until metal strand finally solidifies completely from metal strand thus.
Primary and secondary cooling typically controls or regulates in the cool cycles of separating.
The network be made up of cooling line:
Concept " network be made up of cooling line " and " cooling line network " synonymously use.Two representation of concept at least one, typically but multiple cooling line, typically pipeline (Rohrleitung), its cooled medium, typically (secondary) cooling water flow through.Via cooling line network, cooling medium is pumped to spray nozzle device by pump installation, to be sprayed onto on metal strand by spray nozzle device.
Clamping plate:
Concept " clamping plate " represents the releasable sections bracing with connective positional for the cooling zone in portion's section being attached to cooling medium supply department, especially place of cold feed portion.Such as, in the region of portion's section support, at least one in the cooling line of cooling line network is welded to squarely the first flat ring flange place.Similarly, the cooling line of the cooling zone in portion's section is equally preferably welded to the second ring flange place squarely.The corresponding openings/apertures of walking had for cooling water of ring flange.
When being installed in casting blank guide device by portion's section and be positioned on portion's section support, two ring flanges with their opening are so directly opposite one another and put.These two ring flanges relatively put are sealed each other by means of sealing and be transported to the cooling zone portion's section from pump installation with enabling cooling medium No leakage thus.Not only relatively and in the ring flange put each separately and also alternatively these two in the state of the installation of portion's section, be relatively called as clamping plate in the scope of the ring flange put at this description.Via such clamping plate, not only cooling water and also alternatively other cooling medium (such as air) can be transported in portion's section in order to secondary cooling.In addition, clamping plate also can be used as the releasable sections bracing with connective positional for other medium pipeline (such as fluid pressure line).
Cooling zone:
Concept " cooling zone " corresponding expression is with a part for the cooling line network of associated spray nozzle device.Each cooling zone is characterised in that, it is associated with independent to regulate for volume flow or for pressure controlled cooling zone regulating loop.Feature is, all spray nozzle devices of cooling zone are supplied by valve jointly.Three situations are distinguished at this:
-one cooling zone is just associated with portion's section,
-multiple cooling zone is associated with portion's section, or
-one cooling zone is assigned in multiple sections.
Water distribution cavity:
Concept " water distribution cavity " or abbreviation " distribution cavity " represent independent chamber in traditional casting blank guide device, settle required structural detail for regulating the volume flow of secondary cooling wherein.Water distribution cavity comprises pump installation traditionally, in casting blank guide device for pump regulating loop and for all required measurement of cooling zone regulating loop and adjusting device.Distinguish with this traditional utilization of water distribution cavity, water distribution cavity is preferably main only for holding pump installation and the element for holding pump regulating loop within the scope of this invention.Whole valves, measurement mechanism and cooling zone adjusting device (relating to the independent adjustment of the cooling medium in the cooling zone in portion's section) are arranged according to the present invention in the region of portion's section support or are directly arranged in portion's section outside water distribution cavity.Clamping plate (it is responsible for the transmission to cooling zone of cooling medium, especially cooling water) are not placed in water distribution cavity yet.
Definition terminates.
According to the first embodiment, casting blank guide device (valve wherein for cooling medium is arranged in roller portion section) is characterised in that, roller portion section forms construction unit together with the valve for cooling water, is provided with the releasable sections bracing with connective positional of at least one clamping plate as cooling line between portion's section support and roller portion section; And this unit can be used as entirety and dismantles from casting blank guide device.Clamping plate provide this advantage, and namely roller portion section is significantly simplified to the installation and removal in casting blank guide device, because utilize the multiple attachment of the installation of portion's section replacement between each cooling line, clamping plate make the leak free transmission of cooling medium become possibility.
Required roller portion section can being provided as construction unit or the possibility dismantled from casting blank guide device as a whole together with valve disposed thereon also can be used as entirety to test the advantage of this construction unit.Especially, in the test of secondary cooling device, can find in like fashion or mutually get rid of the fault in valve or in cooling zone.
For in the solution required by casting blank guide device according to the present invention, each roller portion section such as can be provided with (number) cooling zone.
Alternative in this, also can be provided with multiple cooling zone in a solution, its single in roller portion section is arranged to distribution.At this, each cooling zone can on the throughput direction of metal strand/arrange with distributing in roller portion section transverse to this direction.Relative to arranging an only cooling zone in portion's section, single roller portion section arranging multiple cooling zone and certainly advantageously makes to become possibility in the corresponding adjustment through injection schemes very different/independent on the intercept of strand guide portion and cooling profile (Kuehlungsprofil) of metal strand.
In addition alternatively, in the form of implementation (before this at least one valve is observed and is arranged in clamping plate on the flow direction of cooling water wherein) of casting blank guide device, this at least one cooling zone also can so construct, and namely it extends in multiple roller portions section.
Cooling zone can carry out volume flow in two solutions or pressure regulates.
When volume flow regulates, casting blank guide device and especially secondary cooling device comprise the cooling zone-volume flow measurement device of the actual volume flow for detecting cooling medium in cooling zone and the cooling zone-volume flow adjusting device for cooling zone-volume flow adjustment difference of determining the difference as the cooling zone-between volume flow theoretical value and actual volume flow of presetting.In addition, volume flow adjusting device manipulates the valve of cooling zone for determined cooling zone-volume flow adjustment difference volume flow be adjusted in default cooling zone-volume flow theoretical value for basis.
Before cooling zone-volume flow adjusting device and/or cooling zone-volume flow measurement device can be observed and be arranged in clamping plate in the region of portion's section support on the flow direction of cooling medium or in roller portion section.
Alternative in this, casting blank guide device and especially secondary cooling device comprise the cooling zone-device for pressure measurement of the actual pressure for detecting cooling medium in cooling zone and the cooling zone-pressure-regulating device for cooling zone-pressure adjustment difference of determining the difference as the cooling zone-between pressure theory value and actual pressure of presetting in the pressure controlled situation of cooling zone.In addition, pressure-regulating device is for manipulating the valve of cooling zone according in order to the determined cooling zone-pressure adjustment difference be adjusted to by pressure in default cooling zone-pressure theory value.
According to another embodiment, casting blank guide device comprises the scaler for the pressure versus volume traffic characteristic curve preset by means of cooling zone, default cooling zone-volume flow theoretical value being converted into cooling zone-pressure theory value.
Before cooling zone-pressure-regulating device and/or cooling zone-device for pressure measurement and/or scaler correspondingly can be observed and be arranged in clamping plate in the region of portion's section support on the flow direction of cooling medium or in roller portion section.
If each cooling zone also can only be provided with volume flow adjusting portion or pressure regulating part, especially not only volume flow adjusting portion but also pressure regulating part can be provided with equally according to the structure of (multiple) cooling zone there in roller portion section or in the region of portion's section support so but within casting blank guide device.
Spray nozzle device of the present invention can have at least one single substance nozzle and/or at least one two substance nozzle.Single substance nozzle is typically for the application of cooling water as cooling medium.For two substance nozzle, typically by means of special mixture (Mischkoerper) two cooling medium cooling waters become water-air mixture with air agitation and be next ejected on metal strand by means of two substance nozzle.Distinguish with single substance nozzle, two substance nozzle produces thinner cooling water-mist and produces the higher cooling pulse of the water droplet struck on metal strand when correct dosage.
Spray nozzle device is advantageously configured to the jet beam with multiple nozzle.
Accompanying drawing explanation
This description addition of four width figure altogether, wherein:
Fig. 1 shows the cross section by casting blank guide device;
Fig. 2 shows the schematic diagram of the secondary cooling device of the layout with cooling zone-pressure-regulating device in the region of portion's section support;
Fig. 3 shows the schematic diagram of the secondary cooling device of the layout with cooling zone in the region of portion's section support-volume flow adjusting device; And
Fig. 4 shows the schematic diagram with the secondary cooling device of the layout of cooling zone-adjusting device in roller portion section.
The accompanying drawing connect mentioned by lower reference illustrates the present invention in detail, and wherein, identical technical characteristic represents with identical Reference numeral.
In all of the figs, Reference numeral 500 represents the line of demarcation fabricated between water distribution cavity 250 and portion's section support or portion's section.Cooling medium is preferably cooling water.
Detailed description of the invention
Fig. 1 shows with mold 210 and the continuous casting installation for casting 200 of casting blank guide device 100 being placed on mold.Casting blank guide device is used for guide wire strand after metal strand leaves from mold 210.Casting blank guide device 100 is formed primarily of multiple roller portion section 120-k, wherein 1≤k≤K and wherein element k, K come from N (natural amount).Upper frame and the underframe of each section clamp mutually, such as, via pull bar (Zuganker), this means to screw, or via governor motion 195, preferably hydraulic cylinder.Each roller portion section 120-k is carried by least one section support 220 or is supported.As shown in FIG. 1, portion's section support 220 can be configured to construction unit in order to portion's section in groups.Directly below mold, be provided with secondary cooling device 110 for metal strand on throughput direction F by casting blank guide device 100 during cool metal strand 300.
In distribution cavity 250, be preferably furnished with pump installation 116 according to the present invention, be used from the element one of pump regulating loop alternatively regulate pump installation exit cooling water preset pressure or volume flow theoretical value.
Fig. 2 shows the first embodiment for secondary cooling device 110 according to the present invention.Correspondingly, secondary cooling device comprises the pump installation 116 with preferably associated pump adjusting device 117.Pump adjusting device 117 can be configured to the pressure of the cooling medium (typically cooling water) in the cooling line 112 in the exit at pump installation or volume flow to be adjusted in corresponding default theoretical value.In pressure controlled situation, Reference numeral 119 representative pressure measurement mechanism, and when volume flow regulates, it represents volume flow measurement device.As mentioned above, pump installation 116 together with pump adjusting device 117 typically in casting blank guide device arranged alongside in water distribution cavity 250.
The cooling medium carried by pump installation 116 is transported to cooling zone 114-i via the network of cooling line 112, and wherein 1≤i≤I and element i, I come from the N of associated spray nozzle device 115.Spray nozzle device is typically configured to corresponding multiple with the jet beam of each nozzle of the form of single material or two substance nozzle.When applying two substance nozzle, except shown in fig. 2 and the supply nozzle guaranteed via the network of cooling line with except cooling water, with second medium, such as air supply nozzle for being also required.Perhaps not shown in fig. 2 for the parallel cooling line network that the second cooling medium is required.
In fig. 2, portion section 120-1 ...-5 respective associated have cooling zone.Particularly, the first roller portion section 120-1 is associated with two cooling zone 114-1 and 114-2.Second roller portion section 120-2 is associated with what a (number) cooling zone 114-3 firm.Roller portion section 120-3,120-4 and 120-5 respective associated have identical cooling zone 114-4; This means that this cooling zone is assigned in three above-mentioned portion's sections.Each cooling zone is characterised in that, the volume flow of cooling medium (typically cooling water) or the pressure valve 118 be associated with cooling zone via oneself in cooling zone can regulate separately.In fig. 2, valve 118 such as carries out pressure adjustment.Correspondingly, the pressure in the corresponding exit at valve 118 of cooling medium detects by means of cooling zone-device for pressure measurement 170 and is adjusted in default cooling zone-pressure theory value by means of cooling zone-pressure-regulating device 180.
The special feature of the first form of implementation of the secondary cooling device 110 is in fig. 2, especially valve and preferably also have its affiliated cooling zone-device for pressure measurement 170 and cooling zone-pressure-regulating device 180 to be neither arranged in distribution cavity 250 not also to be arranged in portion's section, but be arranged in the region II. of portion's section support 220.This means in any situation, before above-mentioned element is observed and is arranged in corresponding clamping plate 140-l on the flow direction of cooling water, wherein 1≤l≤L and element l, L come from N.
For the situation directly not specifying cooling zone-pressure theory value, scaler 190 can be provided with, to be converted into cooling zone-pressure theory value by means of cooling zone-volume flow theoretical value reality specified for the pressure versus volume traffic characteristic curve of corresponding cooling zone 114-i preset.As shown in FIG. 2, then it be delivered to cooling zone-pressure-regulating device 180 by scaler 190.Scaler 190 can be embodied as continuous casting installation for casting, be particularly useful for software in the central automated computer of casting blank guide device or hardware module.Alternatively, itself however also preferably can be arranged in together with valve 118 with cooling zone-pressure or volume flow adjusting device 160,180 in the region II. of portion's section support 220 according to the present invention or directly in portion's section 120.
Finally shown in Figure 2, at least single in roller portion section also can be associated with preferably with the governor motion 195 of the form of hydraulic cylinder, to regulate the A/F of corresponding roller portion section 120-K changeably.Adjustment structure 195 can not only be arranged in be associated with cooling zone portion's section on and also be arranged in and be not associated with in portion's section of cooling zone.Shown in Figure 2, with at least one hydraulic valve 197 of the affiliated A/F adjusting device 198 for manipulating hydraulic valve 197 in the region II. of portion's section support 220 at hydraulic fluid by before the flow direction of hydraulic valve 197 observed being arranged in hydraulic pressure clamping plate 199.Hydraulic pressure clamping plate 199 be used as in portion section 120-k one and for fluid pressure line 113 portion's section support between releasable sections bracing with connective positional.Distinguish with the diagram in Fig. 2, can be provided with multiple hydraulic valve 197 in the region II. of portion's section support, it is manipulated individually by A/F adjusting device 198, for manipulating/regulating each hydraulic cylinder 195 individually.
Fig. 3 shows the second embodiment for secondary cooling device 110 according to the present invention.It is distinguished with the embodiment in fig. 2 and is only, in the region II. of portion's section support 220, valve 118 does not carry out pressure adjustment but volume flow adjustment.In order to this object, valve 118 has cooling zone-volume flow measurement device 150 and the cooling zone-volume flow adjusting device 160 of the volume flow for detecting there in its exit respective associated, the latter is used for driven valve 118, thus regulates the volume flow theoretical value for corresponding cooling zone defined.Before cooling zone-volume flow measurement device 150 and cooling zone-volume flow adjusting device 160 are arranged in clamping plate 140-l according to the second embodiment together with valve 118 in the region II. of portion's section support 220.
Fig. 4 shows the 3rd embodiment for secondary cooling device 110 according to the present invention.Distinguish with the embodiment in figs 2 and 3, the valve 118 at least for cooling medium in the 3rd embodiment shown here, preferably but also have the volume flow belonging to it or device for pressure measurement 150,170 and the volume flow belonging to it or pressure-regulating device 160,180 to be arranged in portion's section and preferably form dismountable construction unit together with portion's section in addition.
As shown in FIG. 4, each cooling zone is preferably individually adjusted in default cooling zone-volume flow theoretical value or default cooling zone-pressure theory value.Volume flow or pressure regulate and need not each section realize uniformly, but also can disperse in portion section 120-2 as shown in FIG. 4.
Shown in portion section 120-1 in the diagram, governor motion 195 also can be arranged in the portion's section with associated cooling zone.
In the layout of valve in portion's section, each roller portion section 120-k can be provided with an only cooling zone or can be provided with multiple cooling zone 114-i, and its single in roller portion section 120-2 is arranged to distribution.Variant mentioned above, namely (number) cooling zone can extend in multiple roller portions section, and preferably only arrange and be used for situation shown in figs 2 and 3, namely valve is arranged in the region II. of portion's section support.
Not depending on whether be configured with cooling zone in portion's section, hydraulic cylinder 195 can being set in portion's section, for regulating the A/F of roller portion section changeably.In this case, as shown in FIG. 4, at least one hydraulic valve 197 preferably can be arranged in portion's section together with affiliated A/F adjusting device 198.A/F adjusting device 198, for manipulating at least one hydraulic valve 197, makes acting cylinder 195 in a desired manner like this.Hydraulic valve 197 is for cutting out or open fluid pressure line 113 changeably, and it is attached to section place of portion via hydraulic pressure clamping plate 199.Distinguish with the diagram according to Fig. 4, for each single hydraulic cylinder is provided with the hydraulic valve 197 of association separately, it can manipulate separately via A/F adjusting device 198.
List of numerals:
100 casting blank guide devices
110 secondary cooling devices
112 cooling lines
113 fluid pressure lines
114-i cooling zone
115 spray nozzle devices
116 pump installations
117 pump adjusting devices
118 for the valve of cooling medium
119 measurement mechanisms
120-k roller portion section
140-l clamping plate
150 cooling zones-volume flow measurement device
160 cooling zones-volume flow adjusting device
170 cooling zones-device for pressure measurement
180 cooling zones-pressure-regulating device
190 scalers
195 governor motions regulated for A/F
197 hydraulic valves
198 hydraulic regulating devices
199 hydraulic pressure clamping plate
200 continuous casting installation for casting
210 molds
220 section supports
250 water distribution cavity
300 metal strands
500 lines of demarcation (fabricating) between water distribution cavity and portion's section support or portion's section
I is used for the sequence number (Laufparameter) of cooling zone, wherein 1≤i≤I
K is used for the sequence number of roller portion section, wherein 1≤k≤K
L is used for the sequence number of clamping plate, wherein 1≤l≤L
The throughput direction of F metal strand
II. the region of portion's section support.
Claims (18)
1. one kind at metal strand (300) from the casting blank guide device (100) guiding described metal strand (300) after the mold (210) continuous casting installation for casting (200) leaves, wherein, described metal casting blank guide device is configured with secondary cooling device (110) for cooling described metal strand in described casting blank guide device, and wherein, described secondary cooling device has:
The network be made up of cooling line (112), it is with the part of at least one cooling zone (114-i) be configured in described casting blank guide device as cooling line network;
Be associated with at least one spray nozzle device (115) of described cooling zone, it is for being sprayed onto described metal strand by cooling medium;
Pump installation (116), it passes described cooling line network to the described spray nozzle device (115) being associated with described cooling zone (114-i) for cooling medium described in pumping;
Be associated with described cooling zone and on the flow direction of described cooling medium, observe at least one valve (118) be arranged in before clamping plate (140-l), it for regulating volume flow or the pressure of described cooling medium in described cooling zone (114-i);
At least one roller portion section (120-k), it for guiding described metal strand at described metal strand after described mold leaves; Wherein, described cooling zone is associated with described roller portion section at least in part;
At least one section support (220), it is for holding and fixing at least one roller portion section described;
At least one clamping plate (140-l) are as the sections bracing with connective positional of described cooling line (112) between described portion section support and described roller portion section (120-k);
It is characterized in that,
Described pump installation (116) in described portion section support and described roller portion section arranged alongside in water distribution cavity (250); And before at least one valve (118) described in described cooling medium is observed be arranged in described clamping plate (140-l) in the region (II.) of described portion section support on the flow direction of the external described cooling medium of described distribution cavity (250).
2. casting blank guide device according to claim 1 (100),
It is characterized in that,
At least one in described cooling zone (114-i) is configured in the upper extension of multiple described roller portion section (120-k).
3. casting blank guide device according to claim 1 (100),
It is characterized in that,
Each roller portion section (120-k) is provided with a cooling zone (114-i).
4. casting blank guide device according to claim 1 (100),
It is characterized in that,
Be provided with multiple described cooling zone (114-i), its single upper distribution ground in described roller portion section (120-k) is arranged.
5. casting blank guide device according to claim 4 (100),
It is characterized in that,
Described cooling zone (114-i) is arranged on the upper distribution ground of described roller portion section (120-k) on the throughput direction of described metal strand or transverse to this direction.
6. according to casting blank guide device in any one of the preceding claims wherein (100),
It is characterized in that cooling zone-volume flow measurement device (150), it is for detecting the actual volume flow of cooling medium described in described cooling zone (114-i); And
Cooling zone-volume flow adjusting device (160), it is for determining cooling zone-volume flow adjustment difference as the difference of the cooling zone-between volume flow theoretical value and actual volume flow of presetting and for according to the determined valve (118) manipulating described cooling zone (114-i) for described cooling zone-volume flow adjustment difference volume flow be adjusted in default described cooling zone-volume flow theoretical value.
7. casting blank guide device according to claim 6,
It is characterized in that,
Before described cooling zone-volume flow adjusting device (160) and/or described cooling zone-volume flow measurement device (150) are observed and are arranged in described clamping plate (140-l) in the region (II.) of described portion section support on the flow direction of cooling medium.
8. casting blank guide device according to any one of claim 1 to 5 (100),
It is characterized in that cooling zone-device for pressure measurement (170), it is for detecting the actual pressure of cooling medium described in described cooling zone (114-i); And
Cooling zone-pressure-regulating device (180), it is for determining cooling zone-pressure adjustment difference as the difference of the cooling zone-between pressure theory value and actual pressure of presetting and for according to the determined valve manipulating described cooling zone for the described cooling zone pressure adjustment difference be adjusted to by pressure in default described cooling zone-pressure theory value.
9. casting blank guide device according to claim 8 (100),
It is characterized in that scaler (190), default cooling zone-volume flow theoretical value is converted into described cooling zone-pressure theory value for the pressure versus volume traffic characteristic curve preset by means of described cooling zone by it.
10. casting blank guide device according to claim 8,
It is characterized in that,
Before described cooling zone-pressure-regulating device (180) and/or described cooling zone-device for pressure measurement (170) are observed and are arranged in described clamping plate (140-l) in the region (II.) of described portion section support on the flow direction of cooling medium.
11. casting blank guide devices (100) according to any one of aforementioned claim 1 to 5,
It is characterized in that,
Described spray nozzle device (115) to have for cooling water as the first cooling medium and air as at least one two substance nozzle of the application of the second cooling medium with for cooling water at least one single substance nozzle as the application of cooling medium.
12. casting blank guide devices according to claim 11 (100),
It is characterized in that,
Described spray nozzle device (115) is configured to the jet beam with multiple nozzle.
13. casting blank guide devices (100) according to any one of aforementioned claim 1 to 5,
It is characterized in that,
Described casting blank guide device has at least one second roller portion section of at least one the first roller portion section with the cooling zone associated at least in part and at least one governor motion with the A/F of the roller for regulating described roller portion section changeably.
14. casting blank guide devices according to claim 13 (100),
It is characterized in that,
Described first roller portion section is identical roller portion section with described second roller portion section.
15. casting blank guide devices according to claim 13 (100),
It is characterized in that,
Hydraulic valve (197) in order to regulate the flow of the hydraulic fluid for manipulating described hydraulic cylinder (195) equally in the region (II.) of described portion section support on the flow direction of cooling medium observe be arranged in described clamping plate (140-l) before.
16. casting blank guide devices according to claim 9,
It is characterized in that,
Before described cooling zone-pressure-regulating device (180) and/or described cooling zone-device for pressure measurement (170) and/or described scaler (190) are observed and are arranged in described clamping plate (140-l) in the region (II.) of described portion section support on the flow direction of cooling medium.
17. casting blank guide devices (100) according to any one of aforementioned claim 1 to 5,
It is characterized in that,
Described casting blank guide device have at least one the first roller portion section with the cooling zone associated at least in part and the A/F with the roller for regulating described roller portion section changeably with at least one second roller portion section of at least one governor motion of the form of hydraulic cylinder.
18. casting blank guide devices according to claim 13 (100),
It is characterized in that,
Hydraulic valve (197) and A/F adjusting device (198) together in order to regulate the flow of the hydraulic fluid for manipulating described hydraulic cylinder (195) same observe on the flow direction of cooling medium in the region (II.) of described portion section support be arranged in described clamping plate (140-l) before.
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010020937 | 2010-05-19 | ||
| DE102010020937.6 | 2010-05-19 | ||
| DE102010052247A DE102010052247A1 (en) | 2010-11-23 | 2010-11-23 | Apparatus and method for controlled secondary cooling of a continuous casting plant |
| DE102010052247.3 | 2010-11-23 | ||
| DE102011003194A DE102011003194A1 (en) | 2010-05-19 | 2011-01-26 | roller device |
| DE102011003194.4 | 2011-01-26 | ||
| EP2011000359 | 2011-01-27 | ||
| EPPCT/EP2011/000359 | 2011-01-27 | ||
| CN201180036250.5A CN103003008B (en) | 2010-05-19 | 2011-02-01 | Casting blank guide device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180036250.5A Division CN103003008B (en) | 2010-05-19 | 2011-02-01 | Casting blank guide device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103170595A CN103170595A (en) | 2013-06-26 |
| CN103170595B true CN103170595B (en) | 2016-01-20 |
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ID=43984149
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180036250.5A Active CN103003008B (en) | 2010-05-19 | 2011-02-01 | Casting blank guide device |
| CN201310147543.1A Active CN103170595B (en) | 2010-05-19 | 2011-02-01 | Casting blank guide device |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180036250.5A Active CN103003008B (en) | 2010-05-19 | 2011-02-01 | Casting blank guide device |
Country Status (3)
| Country | Link |
|---|---|
| EP (2) | EP2583772B1 (en) |
| CN (2) | CN103003008B (en) |
| WO (1) | WO2011144266A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480812B (en) * | 2013-08-16 | 2016-03-02 | 中国重型机械研究院有限公司 | A kind of be furnished with the secondary cooling water branch roads system that width cuts branch road |
| AT517772B1 (en) * | 2015-09-07 | 2018-12-15 | Primetals Technologies Austria GmbH | Secondary cooling of a strand in a continuous casting plant |
| DE102017201128A1 (en) * | 2017-01-25 | 2018-07-26 | Sms Group Gmbh | Cooling system, metallurgical plant and method for operating a cooling system |
| DE102018205685A1 (en) * | 2018-04-13 | 2019-10-17 | Sms Group Gmbh | Cooling device and method for its operation |
| DE102022206953A1 (en) | 2022-07-07 | 2024-01-18 | Sms Group Gmbh | Strand guiding device and method for converting it |
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- 2011-02-01 CN CN201180036250.5A patent/CN103003008B/en active Active
- 2011-02-01 CN CN201310147543.1A patent/CN103170595B/en active Active
- 2011-02-01 EP EP12199706.8A patent/EP2583772B1/en active Active
- 2011-02-01 WO PCT/EP2011/000437 patent/WO2011144266A1/en active Application Filing
- 2011-02-01 EP EP11704533.6A patent/EP2571641B1/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103170595A (en) | 2013-06-26 |
| EP2583772A1 (en) | 2013-04-24 |
| EP2583772B1 (en) | 2015-10-21 |
| WO2011144266A1 (en) | 2011-11-24 |
| EP2571641A1 (en) | 2013-03-27 |
| CN103003008B (en) | 2015-12-02 |
| EP2571641B1 (en) | 2015-07-08 |
| CN103003008A (en) | 2013-03-27 |
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