CN1993195B - Continuous casting plant and method for optionally casting a large metal billet or a maximum of two narrower metal billets - Google Patents
Continuous casting plant and method for optionally casting a large metal billet or a maximum of two narrower metal billets Download PDFInfo
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- CN1993195B CN1993195B CN2005800267365A CN200580026736A CN1993195B CN 1993195 B CN1993195 B CN 1993195B CN 2005800267365 A CN2005800267365 A CN 2005800267365A CN 200580026736 A CN200580026736 A CN 200580026736A CN 1993195 B CN1993195 B CN 1993195B
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- 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
- B22D11/14—Plants for continuous casting
- B22D11/147—Multi-strand plants
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Abstract
The invention relates to a continuous casting plant for optionally casting a large metal billet or a maximum of two narrower metal billets. Said continuous casting plant comprises at least one distribution vessel, a permanent mold that is supported on an oscillating mechanism, and a billet guide which is mounted downstream thereof. In order to be able to individually cast both a large billet and two metal billets that are narrower than said large one, the continuous casting plant encompasses a chamber (25) for optionally accommodating one (5) or two permanent molds (5a, 5b) while two oscillating mechanisms (7a, 7b) and two billet guides (8a, 8b) with associated drive units (41) for separately and synchronously operating the oscillating mechanism and the billet guide are provided.
Description
Technical field
The present invention relates to a kind of continuous casting equipment and method that is used for casting alternatively a wide cast metals or the wideest two cast metals narrower than wide cast metals, this continuous casting equipment comprises at least one distributing trough, a crystallizer and an ingot casting guide rail that comes the back that is bearing on the vibrating device.
Background technology
In the present invention, the width summation of term " wide cast metals " and " than the narrow cast metals of the wide cast metals " width that is interpreted as wide cast metals to be cast two narrow cast metals to be cast when replacing wide cast metals to be cast.For example, utilize such continuous casting equipment, can cast width and be 3000mm wide cast metals or, alternatively, two width all are the cast metals of 1300mm, however two strip metal ingot castings also can have different width when casting two strip metal ingot castings.
Term " cast metals " should preferably be interpreted as steel ingot, but also can such as other the cast metals based on aluminum or aluminum alloy.Term " continuous casting equipment " should preferably be interpreted as continuous casting equipment.
In order to improve the possibility of the continuous casting of slab equipment that uses the wide steel ingot of casting, as known in the art, the design crystallizer makes not only casts wide steel ingot alternatively, and casts the steel ingot of many width less than wide steel ingot alternatively.
For this reason, for example, have the existing crystallizer of slab cross section from the known insertion of DE-B2003787, by two broad side walls and two crystallizer die cavities that adjustable narrow sidewall forms, at least one is used to produce the separating element of at least two spaces crystallizer die cavity separated from one another.This separating element can be fixed between the broad side walls of plate slab crystallizer, this separating element has the narrow sidewall of shaping, this narrow sidewall can be according to the tilt adjustment with respect to the casting direction relevant with the ingot casting width, and aforesaid way is identical with the mode of the relative narrow sidewall of plate slab crystallizer.Yet in such continuous casting equipment, it can not play a role on the working condition of the parallel wall scroll ingot casting of casting separately.When fault occurs on the ingot casting in a plurality of ingot castings, can not be that this ingot casting changes casting condition specially, such as, for example be that this ingot casting reduces or improve casting speed or change vibration characteristics.Therefore,, must change the casting parameter of all ingot castings, or when special circumstances, must stop the casting operation of all ingot castings if the basic shortcoming of this known embodiment is when having fault on ingot casting.Another of this embodiment shortcoming is when casting two ingot castings, changes if cast width, then because two casting nozzles can not basic middle heart be arranged casting nozzle to the fixed range between the distributing trough.
DE-A3706720 discloses a kind of continuous casting equipment that is used for casting simultaneously two strip metal ingot castings and two can separate layout and be bearing in crystallizer on the public hoistable platform framework.These two crystallizers are arranged in the bottom of roller, follow along casting direction in the bottom of roller and are useful on the ingot casting guide rail that supports and guide ingot casting.This hoistable platform is furnished with vibrating device, makes two crystallizers must jointly carry out predetermined vibration, and therefore the parameter of every cast metals to be cast can not be set separately.
DE-A2702894 discloses a kind of many ingot castings continuous casting equipment, it is used for exclusively casting simultaneously at least two strip metal ingot castings, wherein utilize special structural measure to reduce distance between the adjacent casting ingot casting, thereby make the longitudinal extent of distributing trough short as much as possible. realize above-mentioned purpose by the drive roller that drives specific placement. on the one hand, suggestion is arranged on a driving shaft in another driving shaft, it allows to drive all driving shafts from one side of this equipment, to advise on the other hand drive arrangement above Casting Equipment. the document is also quoted a kind of paired continuous casting equipment, yet can produce slab and steel billet simultaneously by this equipment., when the starting phase of casting operation, the difficulty of the service condition of such equipment is to take away simultaneously the supply and the ingot casting of melt especially.
Summary of the invention
Therefore, an object of the present invention is to avoid the shortcoming of known prior art, and improve a kind of continuous casting equipment and method that is used for casting alternatively a wide cast metals or maximum two cast metals narrower than wide cast metals, if simultaneously suitably can be specially according to or the independent demand of response every ingot casting to be cast, and can't so influence other cast metals to be cast.
Another advantage of the present invention is to cast in two narrow ingot castings parallel, when an ingot casting breaks down, if suitably can stop to cast this ingot casting, and the casting process that can continue and not weaken another ingot casting simultaneously.
Continuous casting equipment from initial description type, realize that this purpose is that continuous casting equipment has the space that is used to hold one or two crystallizer, and two vibrating devices are provided with relevant drive unit with two ingot casting guide rails, and described drive unit is used for the branch open shop and the synchronous operation of vibrating device and ingot casting guide rail.
Each vibrating device in two vibrating devices can move on function independently of one another, in order stably to support each crystallizer, each vibrating device also can comprise a plurality of vibrating devices, is preferably two vibrating devices, the synchronous operation in every kind of ruuning situation of this vibrating device.
In order to hold one or two crystallizer, by at least two vibrating devices restriceted envelope on the ingot casting throughput direction, at these one or two crystallizers of space upper support.When being furnished with two crystallizers, a crystallizer is furnished with a vibrating device in all cases, and two vibrating devices can corresponding each other operation independently.For casting a wide cast metals when crystallizer is provided, this crystallizer is bearing on two vibrating devices, two vibrating device synchronous operations only.So long as for the cause of structure, advantageously, each crystallizer that is used to cast narrow cast metals is bearing in two vibrating devices, and wherein two vibrating devices separate each other a free space with by this cast metal ingot casting, but two vibrating devices synchronously operations all the time.Aspect this, the crystallizer that is used to cast wide cast metals is furnished with four vibrating devices.
Similarly, during two narrow boards bases of casting, two ingot casting guide rails move independently of one another, and wherein every ingot casting guide rail is arranged into cast metals to be cast respectively.Need in casting during the wide cast metals of two ingot casting guide rail supports, the synchronous operation of ingot casting guide rail, thus can stop the horizontal operation of cast metals to depart from route.
The crystallizer of all uses preferably is designed to adjustable crystallizer, and the crystallizer of all uses simultaneously has the device that is used to that the narrow side adjusting device of casting width is set and is used to be provided with the casting taper at least one narrow sidewall according to the casting width.
In order during the wide cast metals of casting wall scroll, to guarantee the synchronous operation of two vibrating devices, each vibrating device in two vibrating devices is furnished with and is used for vibrative drive unit, and this drive unit is connected to the sychronisation of the synchronous condition that is used to be provided with vibration.When casting two narrow cast metals at the same time or only casting narrow cast metals in two narrow cast metals owing to any reason, this sychronisation is inoperative, for every ingot casting to be cast optimum casting condition is set simultaneously.
Preferably, the sychronisation that is used to be provided with the synchronous condition of vibration is formed by central computation unit.
Each vibrating device comprises hydraulic actuator, and for example activatable pressure medium cylinder and control are by the controll block of the vibration of hydraulic actuator generation.This controll block is connected to computing unit by holding wire, and default value transfers to controll block from this computing unit.For example, this vibrating device can comprise that the adjustable eccentric that replaces activatable pressure medium cylinder drives.
Each vibrating device comprises the rest pad that is used to support crystallizer, be used for medium supply (cooling agent, electric power, pressure medium pipeline, holding wire or the like) quick clutch device and at least one guider and centring means be arranged on the area supported of each rest pad with crystallizer on corresponding relative area supported on. this will guarantee to change rapidly and automatically crystallizer.
When at least one manipulation device that is used to change crystallizer, be preferably the replacing carriage, when being arranged on the casting platform, will realize changing rapidly and reliably crystallizer.If be fit to change simultaneously the first ingot casting guide rail segmentation that comes the crystallizer back, also can utilize the indoor crane that is arranged into the casting platform to change crystallizer.
Be provided with two ingot casting guide rails after being used to hold the space of one or two crystallizer, these two horizontal range parallel runnings that ingot casting guide rail each interval is narrow, by these two ingot casting guide rails, cast cast metals or the supporting of two strip metal ingot castings and guiding on opposite side for one simultaneously.Above-mentioned two ingot casting guide rails comprise the stand with some drive roller and a plurality of non-drive roller, and this drive roller is connected to drive unit, and the drive unit of the roller of two stands is connected to the sychronisation of the synchronous condition that is used to be provided with drive roller.
Shown in the convention of modern continuous Casting Equipment, stand is subdivided into a plurality of continuous segmentations, some pair of rollers on the ingot casting guide rail are connected to driving, and allow the control cast metals to discharge with the predetermined speed of taking away (casting speed), wherein in each segmentation of stand a pair of roller are arranged at most.
Preferably, the sychronisation that is used to be provided with the synchronous condition of the drive roller on the ingot casting guide rail is formed by central computation unit.
In the favourable improvement of stand, those rollers of two stands or roller be to matching during the wide cast metals in casting, and be bearing on public bracing frame or the continuous branch segment frames.For independent active force when casting the ingot casting of two separation still can put on two ingot castings, on each stand in two stands, one group right relatively-movable roller of the relatively-movable roller of a pair of roller or roller is fixed to independently roller carrier, and this roller carrier is bearing in public bracing frame or divides on the segment frames.
Each drive unit of drive roller is connected to drive roller by universal drive shaft or another driving shaft, and this drive arrangement is in the outside of the side direction of the ingot casting guide rail that is provided with abreast simultaneously.When if the space that is provided with is not enough for this purpose, for example because the layout of the one or more other ingot casting guide rail of many ingot castings casting device or other independently casting device, also might be connected drive roller to drive unit with the oblique angle gear by planetary gear, and with the side direction lifting position of this drive arrangement above two stands of the ingot casting guide rail that is provided with abreast.
In the output area of continuous casting equipment, on the gas cutting roller-way that comes ingot casting guide rail back, every the ingot casting guide rail is furnished with independently separating device, this separating device is used for of two parallel narrow cast metals of casting of cross cut, and these each separating devices all carry at least one separative element.Normally used separating element is a gas cutting machine under the situation in slab cross section.Therefore, for two separating devices, if suitably, also two strip metal ingot castings might be divided into the slab or the steel billet of different length, this two strip metals ingot casting is cast simultaneously with different casting speeds and independently of one another.
Preferably, two separating devices front and back on the ingot casting throughput direction are arranged, the ingot casting guide rail of two parallel runnings of each separating device cross-over connection or be arranged in this regional gas cutting roller-way, therefore can both be independently in two separating devices, the strip metal ingot casting in the cast metals of two parallel castings of cross cut alternatively.
At least one separating device in two separating devices has two cooperation separating elements that are used for the wide cast metals of cross cut, and a separative element under all situations is arranged into the torch cutting roller-way under all situations.When the wide cast metals of cross cut, cutting route is inwardly slight time migration from the edge of cast metals, its with the traditional wide cast metals of continuous casting equipment cross cut situation identical.Second separating device is in the spare space in this case.
According to alternate embodiment, two separating devices are arranged abreast, during separation cuts, two separating devices move with the ingot casting throughput direction in orbit, wherein this track is arranged in a distance above the gas cutting roller-way. move synchronously in order during the common wide cast metals of cross cut, to make, two mechanical connection interlockings that separating device is activated by preferred electric liquid. two separating devices also can have the mobile driving of separation, these move drive arrangement the sychronisation of being controlled by central computation unit. preferably, each separating device comprises at least one separative element, this separative element is preferably formed by gas cutting machine, this separative element is arranged on the mobile device and allows to carry out transverse movement with respect to the throughput direction of cast metal ingot casting simultaneously, and the moving range of at least one separating element in these separating elements of a separating device enters in the moving range of a separating element of other separating device.
Runout table is arranged on ingot casting guide rail and the separating device back arranged, and this runout table is furnished with the lateral transfer device, and this lateral transfer device is used to change will be transverse to the transmission direction of the ingot casting spare (slab) of ingot casting throughput direction output.
The distributing trough that is used for metal melt is between ladle and crystallizer.This distributing trough has a plurality of outlets that are used for metal melt, these a plurality of outlets are arranged to delegation and are furnished with closure member, these closure members are connected to central computation unit by holding wire, simultaneously these closure design become according to come the crystallizer back cast form activate.This closure member is by forming such as normally used slide block of continuous casting equipment or stopper.
In order to start according to continuous casting equipment of the present invention, two dummy bars insert the outlet side end regions of a crystallizer or two crystallizers by the ingot casting guide rail, when using two crystallizers, dummy bar has the dummy head of separation, when using a crystallizer, dummy bar has public dummy head.
Compare with two traditional ingot casting casting devices, the continuous casting equipment of structure type has the following advantages according to the present invention:
The block width mostly is the cast metals of 3500mm most, alternatively, casts the cast metals that two width mostly are 1600mm most simultaneously,
When assembly equipment, significantly reduce the expense that is used for basis and steel construction,
Can use to be used for the compact distributor that all operations change,
Only need the foundation structure that is specifically designed to ingot casting guide rail (Banana) of twice rather than four times foundation structure,
The overall investment cost about 20% that reduces continuous casting equipment.
Compare with traditional a pair of casting device, for example, such as known from initial described DE-B2003787, the continuous casting equipment of structure type has the following advantages according to the present invention:
By the crystallizer that separates, the vibrating device of separation, the driving of separation moves with the stand alone type that the cutter sweep that separates just might separate,
In two ingot casting casting crystallizers, cast metal ingot casting independently of one another,
Destroying management may be independently for every ingot casting,
When destroying, may additionally cast (other) ingot casting,
Can be independent of second ingot casting and change casting nozzle.
In addition, the present invention also comprises the method that is used for casting alternatively at continuous casting equipment two cast metals narrower than wide cast metals of a wide cast metals or maximum, at least the cast metals of local solidification is formed in the crystallizer, and supporting of the cast metals of local solidification and guiding are coming on the ingot casting guide rail of back at least simultaneously.The realization of the purpose that the present invention is based in this case, is to be provided with and to control the casting parameter that is used to cast every independent cast metals separately.When the wide cast metals of casting wall scroll, above-mentioned setting and control comprise synchronous setting and the corresponding casting of control parameter, and when walking abreast casting two strip metal ingot castings, above-mentioned setting and control comprise independent setting and the corresponding casting of control parameter.
In this case, the casting parameter is guaranteed substantially can regulate individually and is controllably cast every strip metal ingot casting, and this casting parameter is the casting speed of the vibration parameters of crystallizer of every independent cast metals on the vibrating device and every independent cast metals or takes speed away.
Because every independent adjustable for the treatment of the cross-sectional form of ingot metal ingot casting, in the production within the possible other flexible default value that appears at qualification.
Preferably, casting method according to the present invention is characterised in that, in order to cast the wide cast metals of wall scroll, independent crystallizer inserts continuous casting equipment and is bearing on the vibrating device of at least two synchronous operations, this cast metal ingot casting supporting and guiding are on the ingot casting guide rail of two synchronous operations, and in order to cast two narrow cast metals simultaneously, two crystallizers independent of each other insert continuous casting equipment and also are bearing in all cases at least one vibrating device that is independent of other vibrating device operation, and this cast metal ingot casting supporting and guiding are on the ingot casting guide rail of operation independent of one another.
Description of drawings
Further advantage of the present invention and feature can be summarized from the description of following nonrestrictive exemplary embodiment, with reference to the accompanying drawings, and wherein:
Fig. 1 represents the longitudinal section according to continuous casting equipment of the present invention, and this continuous casting equipment has basic part of appliance,
Fig. 2 represents to be used for the independently top view of the layout of two crystallizers of two steel ingots of casting,
Fig. 3 represents the independent crystallizer of two steel ingots and the cross section exemplary plot of vibrating device of casting that be used for along the hatching B-B among Fig. 2,
Fig. 4 represents to be used to cast the cross section exemplary plot of the crystallizer and the vibrating device of a wide steel ingot, and this exemplary plot is similar to the exemplary plot among Fig. 3,
Fig. 5 a is illustrated in the circuit diagram that two of castings independently are used to control the vibration of vibrating device during steel ingot,
Fig. 5 b is used to control the circuit diagram of the vibration of vibrating device when being illustrated in wide steel ingot of casting,
Fig. 6 represents that distributing trough is in the operating position of the crystallizer top that is used to cast a wide steel ingot,
Fig. 7 represents that distributing trough is in the operating position of two the crystallizers tops arranging abreast that are used to cast two narrow steel ingots,
Fig. 8 represents the cross section exemplary plot transverse to the throughput direction of steel ingot according to ingot casting guide rail of the present invention,
Fig. 9 represents to have a local layout that improves two continuous casting equipments of driver element according to of the present invention,
The synchronous circuit diagram of ingot casting guide rail when Figure 10 is illustrated in two narrower steel ingots of casting,
The layout and the spray pattern of nozzle when Figure 11 is illustrated in wide plate base of casting,
The layout and the spray pattern of nozzle when Figure 12 is illustrated in two narrow boards bases of casting,
Figure 13 represents to be used for the top view that cross cut is cast two gas cutting machines of steel ingot,
Figure 14 represents to be used for unloading from the runout table of continuous casting equipment the horizontal conveying arrangement of next wide plate base,
Figure 15 represents to be used for unloading from the runout table of continuous casting equipment the horizontal conveying arrangement of two slabs,
Figure 16 represents to be used to seal the dummy bar of the crystallizer that is used to cast a wide steel ingot,
Figure 17 represents to be used to seal the dummy bar of the crystallizer that is used for casting simultaneously two strip metal ingot castings.
The specific embodiment
Continuous casting of slab equipment according to the present invention is used for casting alternatively a wide steel ingot or two steel ingots narrower than wide steel ingot of ratio, Fig. 1 utilizes the equipment longitudinal section of its basic device unit to illustrate this continuous casting of slab equipment. and according to the order of the production stage of one or two steel ingot with slab cross section, this continuous casting equipment mainly comprises with lower member and function:
From being used to receive the ladle 1 of a collection of molten steel, the melt of steel flows into the quantity of regulation in the distributing trough 3 via shadow channel (Schattenrohr) 2.The melt of steel enters one or two cooling and vibrates the crystallizer 5 that moves by a plurality of immersion casting nozzles (Tauchgiessrohren) 4 from the quantity of distributing trough 3 with regulation, wherein the melt of steel begins to solidify on the crystallizer inwall, forms corresponding to the predetermined shape of crystallizer inwall simultaneously and has the steel ingot 6 of continuous growth ingot casting housing and fluid core.Crystallizer 5 is bearing on the vibrating device 7, and predetermined vibration is passed to crystallizer 5 from vibrating device 7, and this predetermined vibration is mainly influenced by the quality of the steel of the melt of casting cross section, casting speed and steel to be cast.Steel ingot 6 vertically downward, and further supports, guides and cool off on ingot casting guide rail 8 after leaving crystallizer 5, and steel ingot 6 is diverted to horizontal direction from vertical direction simultaneously.Ingot casting guide rail 8 comprises stand 9,10 (outer arc, inner arc), and this stand is used to support two broad side surfaces of steel ingot, and wherein stand closely cooperates with drive roller 11 not and drive roller 12 and is formed for the conveyance conduit of steel ingot.The roller 11,12 of two stands 9,10 with segmentation in conjunction with and be bearing on interchangeable minute segment frames 13, this minute segment frames 13 on ingot casting guide rail 8, continue each other.In particular, when relating to straight mo(u)ld 5, first segmented construction that comes the crystallizer back is a bending area 14.After the back segment of vertically zone, ingot casting guide rail, ingot casting guide rail 8 is connected in runout table 15.In the sphere of action of separating device 16, wherein separating device 16 is used for cross cut completely crued steel ingot this moment, and runout table is configured to gas cutting roller-way 22.Employed separating element 17 is a gas cutting machine 18.In coming the horizontal conveying arrangement 19 of back, the ingot casting part by the certain-length cutting in separating device is removed from the zone of runout table 15.In addition, in the actuating range of runout table 15, be provided with executor 20 to be used to insert dummy bar 21, the outlet of dummy bar 21 sealing crystallizer 5 when beginning to cast operation.At the continuous casting equipment that is used for casting alternatively a wide cast metals or maximum two cast metals narrower than wide cast metals according to the present invention, these basic device units design in a particular manner, as further in detail as described in.
Taproot parts according to continuous casting equipment of the present invention are formed for casting the crystallizer of a wide steel ingot or are used to cast two crystallizers of two cast metals narrower than wide steel ingot, and the vibrating device that supports these crystallizers and move quiveringly.Above-mentioned parts illustrated in fig. 4 are used to cast a wide steel ingot, and the above-mentioned parts of explanation are used to cast two steel ingots than wide steel ingot relative narrower among Fig. 2 and 3.Fig. 2 and 4 represents to be used for to hold alternatively a crystallizer 5 or two crystallizer 5a with chain-dotted line, restriceted envelope 25 in the main spindle box of 5b, this restriceted envelope 25 is limited by the rest pad 26 of vibrating device 7 on the casting direction G of each steel ingot, crystallizer 5 or two crystallizer 5a, 5b is positioned on the vibrating device 7.Can be from the space 25 easily remove crystallizer by manipulation device 27, and can insert or change crystallizer once more.The proper control device that is used to change operation is wherein changed support 28 and is had corresponding clamping device and two memory locations that are used to exchange crystallizer for changing the indoor crane 30 of support 28 or operation casting platform 29 (Fig. 1).Crystallizer 5,5a, 5b generally have two broad side walls 31 and two narrow sidewalls 32,33 that can be clipped between the broad side walls.
Situation (Fig. 4) at the crystallizer that is used for casting a wide steel ingot 6, two narrow sidewalls 32 that are disposed opposite to each other, 33 are arranged in from the identical distance of crystallizer central axis 34, two narrow sidewalls 32,33 allow with symmetric form crystallizer to be set with respect to crystallizer central axis 34 and taper is provided with crystallizer by corresponding narrow side adjusting device 35, as the same with the situation of traditional wall scroll ingot casting continuous casting of slab equipment.Crystallizer 5 is bearing in four vibrating device 7a in this case, and on the 7b, these four vibrating device 7a, 7b guarantee the desired vibration of crystallizer by synchronous moving both vertically.
In all cases, be used for casting alternatively two crystallizer 5a of two steel ingots, 5b is bearing in two public spaces 25 on the rest pad 26 with short as far as possible each other distance, two vibrating device 7a, two rest pads 26 of 7b are parallel to broad side walls 31 and extend, the internal pinch sidewall of two crystallizers is closely adjacent each other. the narrow sidewall 32 on each crystallizer in two crystallizers of the structure basic need of tight adjacent type, 33 different embodiment. when if possible existing suitable taper to regulate, two internal pinch sidewalls 33 are fixed on the appropriate location, have only a narrow sidewall of crystallizer to illustrate in two internal pinch sidewalls 33. two narrow sidewalls 32 in outside are connected to narrow side adjusting device 35 and allow to be provided with different ingot casting width, if simultaneously suitably for allowing to carry out the taper setting, have only a narrow sidewall of crystallizer to illustrate equally. by being used for casting two steel ingot 6a that relying closely mobile just each other simultaneously, two crystallizer 5a of 6b, 5b, the compact structure very that might have following ingot casting guide rail, generally speaking, thus continuous casting equipment have minimized plant width.
Each rest pad (Fig. 2) in four rest pads 26 has a plurality of centring means 36 and is used for medium supply 37 and (is used for cooling agent, power supply or the like) quick clutch device, the plug that this quick clutch device is designed to not be shown specifically connects, but usually known it is consistent with the corresponding connection on the crystallizer of use in all cases, thereby guarantees to be tightly connected fast when crystallizer directly is placed on the rest pad 26.Above-mentioned quick clutch device and centring means are arranged on the relative area supported on area supported and the crystallizer on each rest pad.
Each vibrating device 7,7a, 7b comprise bracing frame 39, this bracing frame 39 releasably is fixed on the carriage in the device framework 40.In bracing frame 39, be fixed with drive unit 41, predetermined vibration passed to rest pad 26 by drive unit 41.For stable support piece 26 in bracing frame 39, bracing frame 39 is connected to the guiding parts 42 that is formed by leaf spring.
In all cases, vibrating device 7a, 7b or 7c, two vibrating devices among the 7d are connected to hydraulic control piece 44 (Fig. 5 a), vibrating device 7a wherein, 7b or 7c, 7d is at the crystallizer 5a that is used to cast narrow steel ingot, and uniting under all situations of 5b provides supporting and vibration, hydraulic control piece 44 to guarantee two cooperation rest pad 26a, 26b or 26c, the synchronous vibration of 26d.Two controll blocks 44 are activated and are fit to the casting condition of each steel ingot respectively by central computation unit 45.When use is used to cast the crystallizer 5 of a wide steel ingot, four all vibrating device 7a, 7b, 7c, 7d cooperates (Fig. 5 b), and the hydraulic control piece of being arranged 44 is connected to the sychronisation 46 that is formed by central computation unit 45 by data wire.
In Fig. 6, distributing trough 3 is arranged in the casting position of the top of the crystallizer 5 that is used to cast the wide steel ingot 6 of wall scroll.Enter the melt 48 of the steel in the distributing trough 3 via unshowned shadow channel, the melt 48 of steel flows via the outlet on the bottom of distributing trough 3 49 and enters by immersion casting nozzle 4 in the crystallizer die cavity of crystallizer 5.This immersion casting nozzle 4 or export and be furnished with closure member 50 on 49, this closure member 50 is fixed in the bottom of distributing trough.This closure member 50 is made up of the slide block of hydraulic pressure or air damping, controls the supply of the melt of steel by this slide block.
Similarly, in Fig. 7, identical distributing trough 3 is arranged in and is used for casting simultaneously two strip metal ingot casting 6a, and two crystallizer 5a of 6b are in the operating position of 5b top.Two crystallizer 5a, 5b are furnished with the immersion casting nozzle 4 that has closure member 50, and this closure member 50 is used to control the conveying of the melt of the steel that comes from public distributing trough 3.
In order to ensure at each crystallizer 5,5a, optimally arrange melt in the crystallizer die cavity of 5b, and in order to meet different casting speeds and ingot casting cross section, the demand of especially different ingot casting width, be provided with a plurality of outlets 49 and relevant closure member 50 in the bottom of distributing trough 3, they are by the central shaft 51a of the outlet 49 shown in the vertical chain-dotted line, 51b, 51c, 51d and 51e represent. central shaft 51a to the 51e edge of outlet is unshowned straight line here, it is positioned on the median plane of crystallizer. and each outlet 49 with relevant closure member 50 can have immersion casting nozzle 4 as required and is activated. for example, for wide steel ingot of casting, might corresponding to the central outlet 49 of central shaft 51c (Fig. 6) or via two outlets the melt of steel be introduced crystallizer via one corresponding to central shaft 51b and 51d. cast two steel ingot 6a at the same time, during the 6b, can activate corresponding to central shaft 51b and 51d or under any circumstance according to selected casting width corresponding to the outlet 49. of central shaft 51a and 51e, strive for the melt of steel is incorporated into the center of sidewall and at the center of narrow sidewall and the melt of steel is introduced crystallizer 5 or two crystallizer 5a as far as possible with therefore quite being evenly distributed, if in the 5b. therefore change crystallizer, then only need and will be arranged on the distributing trough corresponding to the immersion casting nozzle of the crystallizer of selected continuous casting. only undertaken in the necessary all further adaptations of continuous casting equipment by technology controlling and process.
The steel ingot of every casting is diverted to the horizontal feed direction from vertical substantially casting direction on crooked ingot casting guide rail 8 after leaving crystallizer.Shown in Fig. 8 and 9, two steel ingot 6a that cast simultaneously, 6b support independently of one another and guide at tight adjacent ingot casting guide rail 8a, on the 8b.
Every ingot casting guide rail 8a independently, 8b comprises the stand 9a that is used for outer arc, 9b and be used for the roller stand 10a of the inner arc of continuous casting equipment, 10b, described stand are basically by the drive roller of tight setting and the liner of drive roller (Korsett) formation not.
Preferably, two ingot casting guide rails are divided into segmentation adjacent one another are in the independence that keeps its function, and this segmentation comprises the part of ingot casting guide rail.Fig. 8 represents to pass this sectional view with segmentation of drive roller 12, and drive roller 12 forms two pair of rollers and supports and carry the steel ingot 6a of two castings, 6b independently of one another.The roller of distributing to each steel ingot is connected to the drive unit 53 that is used for determining each casting speed.Article two, ingot casting guide rail 8a, the roller of the outer arc of 8b are bearing in public bracing frame 54 or divide on the segment frames and form the fixedly side of ingot casting guide rail, wherein two ingot casting guide rails of this minute segment frames supporting.Be respectively applied for every ingot casting guide rail 8a, the roller of the inner arc of 8b is bearing in independently roller carrier 55a, and on the 55b, the roller of inner arc is via johning knot 56a, and 56b is fixed on public bracing frame 57 or divides on the segment frames.Roller carrier 55a independently, 55b can vertically move on the guide rail that is not shown specifically of bracing frame, simultaneously roller carrier 55a, 55b can pass through roller carrier 55a, pressure medium cylinder 58a between 55b and the bracing frame 57,58b is pressed on each steel ingot, thereby can transmit predetermined torque.The bracing frame 54 of outer arc and the bracing frame 57 of inner arc are fixed in the segmentation by lateral pressure device 59 and meet the ordinary construction of ingot casting guide rail segmentation.
Fig. 9 represents the very closely adjacent layout according to two continuous casting equipments of type of the present invention, and wherein total plant width is minimum.In this case, the drive unit 53 of drive roller 12, and other side direction described in the situation of two outside ingot casting guide rails are outwards away from the drive unit that protrudes, by planetary gear 60, coupling oblique angle gear 61 and universal drive shaft 62 are arranged in two inner gantry 8b that are provided with abreast, the lifting position of the side direction of the top of 8a.During when only design two continuous casting equipments according to the present invention in one, be in protection scope of the present invention too.
In being cast in its width range, extend beyond two ingot casting guide rail 8a, during the wide steel ingot of of 8b, as shown in figure 10, and drive roller 12a, the drive unit 53a of 12b, 53b is by sychronisation 46 controls that are used to be provided with synchronous condition (roller rotating speed).Similarly,, utilize controll block 63 and pressure medium cylinder 58a subsequently by sychronisation 46 or central computation unit, equal effect or the synchronous effect of 58b, the pressure that makes drive roller lean against steel ingot produces balance.Pressure medium cylinder 58a plays a role between roller carrier 55a and public bracing frame 57, and pressure medium cylinder 58b plays a role between roller carrier 55b and public bracing frame 57, therefore allows drive roller to lean against on the steel ingot especially separately.
At ingot casting guide rail 8,8a, among the 8b, continuously cooling in its core district still for the steel ingot of fluid to the ingot casting temperature of guaranteeing to solidify fully and allow ingot casting to separate.In the first ingot casting guide rail segmentation,, think that the ingot casting cooling is extremely important especially especially at bending area.Figure 11 represents to be used for the arrangement of nozzles with the corresponding to ingot casting cooling of wide steel ingot of casting, and Figure 12 represents to be used for the arrangement of nozzles with the corresponding to ingot casting cooling of the steel ingot of two relative narrower of casting.
As described in Figure, nozzle 65a, 65b, 65c, 65d, 65e can play a role separately or in a cluster, it is arranged on many rows that casting direction extends along the ingot casting guide rail, be preferably five rows. when the steel ingot 6 of a Breadth Maximum of casting, use all five nozzles or nozzle row (Figure 11), five nozzles or nozzle row guarantee cooling agent unified playing a role on transverse to the ingot casting surface of casting direction or ingot casting throughput direction. the steel ingot 6a at two maximum possible width of casting, during 6b, move two external nozzles 65a in all cases, 65b and 65d, 65e turns off middle part nozzle 65c (Figure 12). and also can only cast left steel ingot 6a or right steel ingot 6b. therefore, only activate two relevant nozzles with this ingot casting. therefore may adapt to any possible ruuning situation substantially.
Two runout table 15a, 15b is positioned at the output area according to continuous casting equipment of the present invention, at runout table 15a, on the 15b, a wide plate base or two slabs narrower than wide plate base move forward after leaving separating device, and wherein the wide plate base is united supporting at two runout table 15a on the 15b, each slab narrower than wide plate base is assigned to two runout table 15a, a roller-way among the 15b.Figure 14 represents the situation of a wide plate base of lateral transfer, and Figure 15 represents the situation of two slabs narrower than wide plate base of lateral transfer.
In the horizontal output zone of continuous casting equipment, two runout table 15a, 15b are traditional design, and at two separating device 16a, in the actuating range of 16b, two runout table 15a, 15b are gas cutting roller-way 22a, 22b.Two separating devices that are designed to gas cutting machine arrange before and after on by the ingot casting throughput direction of arrow indication, and its distance at interval is enough big so that can cast the steel ingot of a casting of width by the maximum that certain-length cuts in the steel ingot of two castings on this segment distance.Each separating device 16a, 16b are arranged into gas cutting roller-way 22a, 22b, therefore and be arranged into a steel ingot in two steel ingots.Only producing one when being positioned at two wide steel ingots on the roller-way simultaneously, this wide steel ingot is not shown this moment, only carry out cross cut by a separating device in two separating devices, and second separating device is in the spare space.
Two separating device 16a, 16b has identical design.In all cases, separating device is made up of pillar 81, and pillar 81 can be parallel to the ingot casting throughput direction at lateral rails 80a, and 80b is last to be moved, and pillar 81 arrives two gas cutting roller-way 22a, 22b.Two separating elements 17 are arranged on the horizontal guide rail 83 on the crossbeam 82 of pillar 81 displaceablely.The separating element 17 of separating device can be used for wide ingot casting of cross cut or two than a steel ingot in the narrow steel ingot of wide ingot casting.
As shown in figure 14, the wide plate base is positioned at the zone of taking away of runout table, the area arrangements of taking away at runout table has lateral transfer device 19, lateral transfer device 19 comprises that two push away and draw hook 70 and two transfer drive units 71, shift drive unit 71 with slab from runout table 15a, the position A on the 15b is transferred to the position B on the discharge conveyer roller-way 72a of further guiding.On the discharge conveyer roller-way, slab moves and is delivered to other treating apparatus or the memory location that is not shown specifically from equipment region.
Figure 15 is illustrated in all has one at runout table 15a on each roller-way, 15b takes narrow boards base on the zone away, and wherein two slabs are by lateral transfer device 19a, and 19b moves on discharge conveyer roller-way 72a and the 72b along direction away from each other.By shifting drive unit 71a, 71b and push away and draw hook 70a, 70b be from runout table 15a, and the position A on the 15b, A ' enter the discharge conveyer roller-way 72a that is arranged in the next door in all cases or the position B on the 72b, B '.
In order to start casting technique, seal the crystallizer that is used to cast the single crystallizer of a wide steel ingot or is used for two steel ingots narrower by dummy bar at the outlet side of its crystallizer die cavity than wide steel ingot, this dummy bar enters crystallizer along the ingot casting guide rail from below.
As shown in figure 16, dummy head 75 is connected to two dummy bar 21a in hinged way, and 21b, this dummy head 75 charge in the crystallizer die cavity of the continuous cast crystallizer 5 that is used to cast a wide steel ingot, seal this crystallizer die cavity at outlet side simultaneously.Article two, ingot casting guide rail 8a, the drive roller 12a of 8b, 12b is obtained to lead to the passage of two dummy bar 21a and 21b with the method for synchronization by sychronisation 46 controls, thereby stop the inclination of dummy head during the conveying on two ingot casting guide rails is moved, two ingot casting guide rail 8a wherein, 8b represents with chain-dotted line.
Figure 17 represent to cast two less width cast metals begin the situation that connects or separate: dummy bar 21a utilizes the outlet side of dummy head 75a sealing continuous cast crystallizer 5a, and same dummy bar 21b utilizes the outlet side of dummy head 75b sealing continuous cast crystallizer 5.Dummy bar 21a is arranged into ingot casting guide rail 8a and is moved separately by drive roller 12a on this ingot casting guide rail.Independent fully with it, dummy bar 21b can be carried by drive roller 12b on ingot casting guide rail 8b.Therefore, might start every independent ingot casting independently of one another according to the time.
Claims (20)
1. continuous casting equipment, its be used for casting alternatively the narrow cast metals of a wide cast metals (6) or two these wide cast metals (6) of ratio (6a, 6b), this continuous casting equipment comprises at least one distributing trough (3), it is characterized in that,
Described continuous casting equipment have be used for holding alternatively a crystallizer (5) or two crystallizers (5a, space 5b) (25),
Be provided with two vibrating device (7a, 7b) and two ingot casting guide rail (8a that come the back, 8b), and a described crystallizer (5) or two crystallizer (5a, 5b) be bearing in described two vibrating device (7a, 7b), described two vibrating device (7a, 7b) be provided with first drive unit (41), (8a 8b) is provided with second drive unit (53) to described two ingot casting guide rails, described first drive unit (41) is used for described vibrating device (7a, 7b) branch open shop and synchronous operation, and described second drive unit (53) is used for described ingot casting guide rail (8a, 8b) branch open shop and synchronous operation.
2. continuous casting equipment as claimed in claim 1, it is characterized in that, described two vibrating device (7a, each vibrating device 7b) all is furnished with and is used for vibrative described first drive unit (41), and these first drive units (41) are connected to the sychronisation (46) of the synchronous condition that is used to be provided with described vibration.
3. continuous casting equipment as claimed in claim 2 is characterized in that, the described sychronisation (46) that is used to be provided with the synchronous condition of described vibration is formed by central computation unit (45).
4. as any described continuous casting equipment of above-mentioned claim, it is characterized in that (7a 7b) comprises hydraulic actuator (41) and controll block (44) to each vibrating device, and this controll block (44) is connected to computing unit (45) by holding wire.
5. continuous casting equipment as claimed in claim 1, it is characterized in that, each vibrating device (7a, 7b) comprise be used to support crystallizer (5,5a, rest pad (26 5b), 26a, 26b, 26c, 26d), and the quick clutch device (37) that is used for medium supply be arranged in the described bearing-surface of each rest pad and the corresponding relative area supported of described crystallizer with at least one centring means (36).
6. continuous casting equipment as claimed in claim 1 is characterized in that, at least one is used to carry out the manipulation device (27) that crystallizer changes and is arranged in casting platform (29).
7. continuous casting equipment as claimed in claim 1, it is characterized in that, ingot casting guide rail (the 8a of described two parallel runnings, 8b) comprise having drive roller (12,12a, 12b) and stand (9a, 9b, the 10a of non-drive roller (11), 10b), and described drive roller is connected to described second drive unit (53), described two stands (9a, 9b, 10a, the described drive unit of described roller 10b) be connected to be used to be provided with described drive roller (12,12a, the sychronisation of synchronous condition 12b) (46).
8. continuous casting equipment as claimed in claim 7 is characterized in that, the described sychronisation (46) that is used to be provided with the synchronous condition of the drive roller on the described ingot casting guide rail is formed by central computation unit (45).
9. continuous casting equipment as claimed in claim 7 is characterized in that, described two stand (9a, 9b, 10a, the described roller (11 that during wide cast metals of casting, cooperates 10b), 12,12a, 12b) or roller to being bearing in the first public bracing frame (54) or dividing on the segment frames.
10. continuous casting equipment as claimed in claim 9, it is characterized in that, at described two stand (9a, on each stand 9b), the described relatively-movable roller of a pair of roller or one group of right described relatively-movable roller of roller are fixed to independently roller carrier (55a, 55b), (55a 55b) is bearing in the second public bracing frame (57) or divide on the segment frames to this roller carrier.
11. continuous casting equipment as claimed in claim 7, it is characterized in that, drive roller (12a, 12b) each second drive unit (53) is connected to drive roller (12a by universal drive shaft (62), 12b), this second drive unit (53) is arranged in described ingot casting guide rail (8a, described two the stand (9a that are provided with abreast 8b) simultaneously, 10a and 9b, the outside of side direction 10b).
12. continuous casting equipment as claimed in claim 11, it is characterized in that, ingot casting guide rail (8a arranged in pairs abreast at least two continuous casting equipments, under situation 8b), drive roller (12b, 12a) be connected to described second drive unit (53) by planetary gear (60) and oblique angle gear (61), described second drive arrangement is in described ingot casting guide rail (8b, the lifting position of the side direction of described two stands top that is provided with abreast 8a) simultaneously.
13. continuous casting equipment as claimed in claim 1, it is characterized in that, every ingot casting guide rail (8a, 8b) be furnished with independently separating device (16a, 16b), (16a 16b) is used for two parallel narrow cast metals (6a that cast of cross cut to this separating device, 6b) one, each separating device in these separating devices carries at least one separating element (17).
14. continuous casting equipment as claimed in claim 13 is characterized in that, two separating device (16a, 16b) in all cases across described two ingot casting guide rail (8a, 8b) or the gas cutting roller-way (22a, 22b), two separating devices are arranged before and after on described ingot casting throughput direction.
15. continuous casting equipment as claimed in claim 13 is characterized in that, (16a, 16b) at least one separating device in has two cooperation separating elements (17) to described two separating devices that are used for a wide cast metals of cross cut (6).
16. as 1 described continuous casting equipment in the claim, it is characterized in that (15a 15b) is arranged on described ingot casting guide rail (8a to runout table, 8b) and separating device (16) back, this runout table (15a, 15b) be furnished with the lateral transfer device (19,19a, 19b), this lateral transfer device (19,19a, 19b) being used to change will be transverse to the transmission direction of the ingot casting spare of ingot casting throughput direction output.
17. as 1 described continuous casting equipment in the claim, it is characterized in that, described distributing trough (3) has a plurality of outlets (49) that are used for metal melt, these a plurality of outlets (49) are arranged at a certain distance abreast, and described outlet is furnished with closure member (50), these closure members are connected to described central computation unit (45) by holding wire, and these closure design become according to the crystallizer that comes the back (5,5a, described cast form 5b) and activating.
18. as 1 described continuous casting equipment in the claim, it is characterized in that, in order to begin casting, article two, dummy bar (21a, 21b) by described ingot casting guide rail (8a, 8b) guiding enters described crystallizer (5,5a, 5b), (5a is in the time of 5b) when using two crystallizers, these dummy bars have the dummy head (75a of separation, 75b), when using a crystallizer (5), these dummy bars have public dummy head (75).
19. method that is used for casting alternatively a wide cast metals or two cast metals narrower than this wide cast metals at continuous casting equipment, wherein the cast metals of local solidification is formed in the crystallizer at least, supporting of the cast metals of described local solidification at least and guiding are on the described ingot casting guide rail that comes the back, it is characterized in that
During the described casting one strip metal ingot casting and during described parallel casting two strip metal ingot castings, can be provided with and control the casting parameter that is used to cast or two strip metal ingot castings individually,
In order to cast the wide cast metals of wall scroll, single crystallizer inserts described continuous casting equipment and is bearing on the vibrating device of at least two synchronous operations, described cast metal ingot casting supporting and guiding on the ingot casting guide rail of two synchronous operations and
In order to cast two narrow cast metals simultaneously, two crystallizers independent of each other insert described continuous casting equipment, and be bearing in all cases at least one vibrating device that is independent of other vibrating device operation, supporting of described cast metal ingot casting and guiding are on the ingot casting guide rail of operation independent of one another.
20. method as claimed in claim 19 is characterized in that, can be provided with and control at least one vibration parameters of the described crystallizer that is used to cast every independent cast metals and the casting speed of every independent cast metals individually.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ATA1004/2004 | 2004-06-09 | ||
| AT0100404A AT414221B (en) | 2004-06-09 | 2004-06-09 | CONTINUITY CASTING SYSTEM AND METHOD FOR OPTIONALLY CASTING A WIDE METAL STRIP OR MAXIMUM TWO MORE THAN MERRY METAL STRINGS |
| PCT/EP2005/004570 WO2005120746A2 (en) | 2004-06-09 | 2005-04-28 | Continuous casting plant and method for optionally casting a large metal billet or a maximum of two narrower metal billets |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1993195A CN1993195A (en) | 2007-07-04 |
| CN1993195B true CN1993195B (en) | 2010-05-05 |
Family
ID=35207024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005800267365A Expired - Fee Related CN1993195B (en) | 2004-06-09 | 2005-04-28 | Continuous casting plant and method for optionally casting a large metal billet or a maximum of two narrower metal billets |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1761349B1 (en) |
| JP (1) | JP4908413B2 (en) |
| CN (1) | CN1993195B (en) |
| AT (2) | AT414221B (en) |
| DE (1) | DE502005005270D1 (en) |
| RU (1) | RU2370338C2 (en) |
| WO (1) | WO2005120746A2 (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT506673B1 (en) | 2008-05-13 | 2012-07-15 | Siemens Vai Metals Tech Gmbh | METHOD FOR LIQUID HOLDING ON A CAST METAL STRUCTURE IN A CONTINUOUS CASTING SYSTEM AND CONTINUOUS CASTING SYSTEM THEREFOR |
| AT506824B1 (en) * | 2008-05-26 | 2013-01-15 | Siemens Vai Metals Tech Gmbh | MORE STRAND CASTING |
| AT509352B1 (en) * | 2010-02-05 | 2014-06-15 | Siemens Vai Metals Tech Gmbh | ROAD GUIDE SEGMENT IN CASSETTE CONSTRUCTION WITH SINGLE ROLLING |
| KR101360552B1 (en) * | 2011-12-19 | 2014-02-11 | 주식회사 포스코 | Continuous Casting Device |
| CN103182488B (en) * | 2013-04-08 | 2016-03-16 | 中国重型机械研究院股份公司 | An a kind of machine two flows slab caster and production method thereof |
| AT516300B1 (en) * | 2014-09-23 | 2016-09-15 | Primetals Technologies Austria GmbH | Process for the rapid conversion of a single-strand slab caster into a multi-strand billet continuous caster and vice versa |
| CN106541704B (en) * | 2016-11-04 | 2018-07-03 | 马钢(集团)控股有限公司 | A kind of cylinder steel ingot separate type Double End reading code system |
| CN109604543B (en) * | 2018-12-28 | 2024-01-26 | 宁夏铸源机械制造有限公司 | Casting carbide material synchronous crushing type rotary casting equipment |
| CN109482826B (en) * | 2018-12-28 | 2024-01-30 | 宁夏铸源机械制造有限公司 | Rotary automatic casting equipment for producing calcium carbide |
| RU2698005C1 (en) * | 2019-05-06 | 2019-08-21 | Общество с ограниченной ответственностью "Инновационные металлургические технологии" (ООО "ИНМЕТ") | Curvilinear plant for continuous casting of sorted billets |
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| US4106550A (en) * | 1976-01-27 | 1978-08-15 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Pinch roll stand for use in multi-strand continuous casting machine |
| CH639884A5 (en) * | 1979-06-14 | 1983-12-15 | Gautschi Electro Fours Sa | Horizontal casting installation for the continuous and simultaneous production of two or more continuously cast profiles, in particular round bars |
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| JPS5274527A (en) * | 1975-12-18 | 1977-06-22 | Ishikawajima Harima Heavy Ind | Method of continuous casting by poly strand |
| JPS5623252U (en) * | 1979-07-25 | 1981-03-02 | ||
| JPS5680945U (en) * | 1979-11-22 | 1981-06-30 | ||
| JPS6024457U (en) * | 1983-07-28 | 1985-02-19 | 川崎製鉄株式会社 | Slab drawing device for dual-purpose continuous casting equipment |
| JPH0344368Y2 (en) * | 1987-07-23 | 1991-09-18 | ||
| JPH0631416A (en) * | 1992-07-15 | 1994-02-08 | Hitachi Zosen Corp | Continuous casting equipment |
| JP3110212B2 (en) * | 1993-07-08 | 2000-11-20 | 共英製鋼株式会社 | Continuous casting equipment with mold changer |
| JPH08174169A (en) * | 1994-12-21 | 1996-07-09 | Kawasaki Steel Corp | Device for drawing out cast slab in twin cast type continuous casting apparatus and operating method thereof |
| JPH08323453A (en) * | 1995-05-30 | 1996-12-10 | Kawasaki Steel Corp | Slab cutting equipment in twin casting |
| DE10057250A1 (en) * | 2000-11-18 | 2002-05-23 | Sms Demag Ag | Multiple continuous caster with adjustable slide mold |
| DE10116087A1 (en) * | 2001-03-30 | 2002-10-10 | Sms Demag Ag | Adjustable mold divider for installation in a conventional slab mold |
| US6857464B2 (en) * | 2002-09-19 | 2005-02-22 | Hatch Associates Ltd. | Adjustable casting mold |
-
2004
- 2004-06-09 AT AT0100404A patent/AT414221B/en not_active IP Right Cessation
-
2005
- 2005-04-28 DE DE502005005270T patent/DE502005005270D1/en active Active
- 2005-04-28 WO PCT/EP2005/004570 patent/WO2005120746A2/en active IP Right Grant
- 2005-04-28 AT AT05739881T patent/ATE406969T1/en not_active IP Right Cessation
- 2005-04-28 EP EP05739881A patent/EP1761349B1/en not_active Not-in-force
- 2005-04-28 RU RU2006146803/02A patent/RU2370338C2/en not_active IP Right Cessation
- 2005-04-28 JP JP2007526219A patent/JP4908413B2/en not_active Expired - Fee Related
- 2005-04-28 CN CN2005800267365A patent/CN1993195B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106550A (en) * | 1976-01-27 | 1978-08-15 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Pinch roll stand for use in multi-strand continuous casting machine |
| CH639884A5 (en) * | 1979-06-14 | 1983-12-15 | Gautschi Electro Fours Sa | Horizontal casting installation for the continuous and simultaneous production of two or more continuously cast profiles, in particular round bars |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1761349B1 (en) | 2008-09-03 |
| RU2006146803A (en) | 2008-07-20 |
| RU2370338C2 (en) | 2009-10-20 |
| JP4908413B2 (en) | 2012-04-04 |
| WO2005120746A3 (en) | 2006-03-16 |
| WO2005120746A2 (en) | 2005-12-22 |
| ATE406969T1 (en) | 2008-09-15 |
| ATA10042004A (en) | 2006-01-15 |
| DE502005005270D1 (en) | 2008-10-16 |
| JP2008501532A (en) | 2008-01-24 |
| EP1761349A2 (en) | 2007-03-14 |
| AT414221B (en) | 2006-10-15 |
| CN1993195A (en) | 2007-07-04 |
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Address after: Linz, Austria Patentee after: SIEMENS VAI METALS TECHNOLOGIES GmbH & Co. Address before: Linz, Austria Patentee before: VOEST-ALPINE INDUSTRIEANLAGENBAU GmbH & Co. |
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Effective date of registration: 20161202 Address after: Linz, Austria Patentee after: PRIMETALS TECHNOLOGIES AUSTRIA GmbH Address before: Linz, Austria Patentee before: SIEMENS VAI METALS TECHNOLOGIES GmbH Effective date of registration: 20161202 Address after: Linz, Austria Patentee after: SIEMENS VAI METALS TECHNOLOGIES GmbH Address before: Linz, Austria Patentee before: SIEMENS VAI METALS TECHNOLOGIES GmbH & Co. |
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Granted publication date: 20100505 Termination date: 20170428 |