EP3344407A1 - SCHMELZENAUFGABESYSTEM FÜR EINE HORIZONTALE BANDGIEßANLAGE - Google Patents
SCHMELZENAUFGABESYSTEM FÜR EINE HORIZONTALE BANDGIEßANLAGEInfo
- Publication number
- EP3344407A1 EP3344407A1 EP16781662.8A EP16781662A EP3344407A1 EP 3344407 A1 EP3344407 A1 EP 3344407A1 EP 16781662 A EP16781662 A EP 16781662A EP 3344407 A1 EP3344407 A1 EP 3344407A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- melt
- delivery system
- casting
- melt delivery
- nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0631—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars formed by a travelling straight surface, e.g. through-like moulds, a belt
-
- 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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0637—Accessories therefor
- B22D11/064—Accessories therefor for supplying molten metal
-
- 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
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0637—Accessories therefor
- B22D11/064—Accessories therefor for supplying molten metal
- B22D11/0642—Nozzles
Definitions
- the invention relates to a melt feeding system for a horizontal strip casting with a pouring nozzle, which is formed as a refractory existing narrow rectangular hollow block with bottom, ceiling and two side walls and their
- Outlet region is located only slightly above a the melt-receiving end cooled endless belt, according to the preamble of claim 1.
- the invention relates to a method for horizontal strip casting by means of this melt delivery system according to claim 5.
- a melt delivery system with a pouring nozzle having the above features is known, for example, from DE 10 2005 062 854 A1.
- the melt delivery system essentially consists of a distributor and a runner, which is followed by the casting nozzle.
- a distributor of liquid steel flows through a manifold and a horizontal inlet channel into the casting nozzle, which is in cross section enclosed by a refractory narrow rectangular channel formed as a hollow block with bottom, ceiling and two side walls.
- a web of refractory material projecting transversely to the flow direction is arranged in the direction of flow, first at the top and then at the bottom of the pouring nozzle channel. Both webs form a weir in order to be able to retain in the sense of the effect of a siphon possible small slag residues and oxides in the melt.
- the transfer of the liquid steel on the cooled endless belt is slidably along a slope in the outlet area.
- Mass flow on a contraction of the steel stream This effect leads to an uneven distribution of the melt in the transverse direction on the endless belt and thus to an insufficient edge filling of the cast steel strip, which is seen over the bandwidth in a wedge-shaped geometry of the respective band edges, wherein the band edges have a smaller thickness than the central areas.
- the thickness of the strip edges during strip casting can vary by up to + - 3.5 mm.
- melt delivery system for a horizontal strip casting with a pouring nozzle, which is formed as a refractory existing narrow rectangular hollow block with bottom, ceiling and two side walls and the outlet region is located only slightly above a running melt receiving chilled endless belt which by it
- melt delivery system transverse to the outlet direction of the melt attacking means for height adjustment, with which the melt delivery system on one or both sides can be raised, lowered or pivoted.
- means for tilt adjustment in the longitudinal axis plane can act on the melt delivery system.
- Means for the height adjustment may be actuators or hydraulic cylinders, the adjustment can be made positive or non-positive.
- Conceivable as a means are springs on which the melt delivery system is based to the weight automatically
- the invention is realized by means of a melt delivery system with a pouring nozzle, which is formed as a narrow rectangular hollow block made of refractory material with bottom, ceiling and two side walls and whose outlet region is located only slightly above a cooling melt receiving the outgoing melt which by it
- melt delivery system with the pouring nozzle in the course of the casting preparation for alignment or during casting transversely to the outlet direction of the melt to control the strip casting wedge and to control the mass flow from the casting nozzle one or both sides raised, lowered - or pivoted.
- melt delivery system can be adjusted in its inclination with respect to the longitudinal center plane.
- the setting or alignment of the melt delivery system takes place as a function of thickness or profile measurement data as well as temperature distribution measurement data of the cast pre-strip. This can be done for example in the form of a regulation.
- the task system must be modified accordingly and a control variable from thickness measurement data,
- the controlled system should be as short as possible.
- the targeted distribution of the melt (especially in terms of further processing) is thus controlled and the quantity and quality of the usable material are raised.
- the pouring nozzle according to the invention is explained in detail.
- Figure 1 schematically shows a longitudinal section of a section of an inventive
- FIG. 2 shows a cross section along the line A -A in Figure 1.
- FIG. 1 shows, in a longitudinal section and FIG. 2 in a cross section, schematically an embodiment of the inventive melt delivery system with a pouring nozzle 1.
- the pouring nozzle 1 is formed as a narrow rectangular hollow block and consists in this embodiment together of a ceiling element 1 b, a bottom element 1 a and two side elements 1 c ( Figure 2). All these parts are made of refractory material, preferably ceramic and form a horizontal rectangular channel.
- the ceiling element 1 b has a web 6 extending transversely to the flow direction and extending into the channel, which forms a so-called weir.
- the pouring nozzle 1 is connected upstream of an inlet channel, which is connected to a distributor, not shown here.
- the direction of the melt flowing out of the pouring nozzle is indicated by the arrow.
- adjusting elements 4 and 5 are arranged, which are individually adjustable in the vertical and thus lead to a tilting, tilting or lifting of the casting nozzle about a longitudinal axis of the casting nozzle.
- This height adjustment for example, by hand or via servo motors or
- Hydraulic cylinders are performed positively or non-positively. Characteristic is the possibility to raise or lower the feed system (AGS) during casting on one or both sides.
- AGS feed system
- the pivoting can also be used in the casting preparation for aligning.
- the method can be used by hand control before or during the process.
- the principle can be incorporated into a control (automation) that uses measured quantities (thickness, profile, wedge, temperature profile) to machine-independently correct the strip casting wedge.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015114725.4A DE102015114725B3 (de) | 2015-09-03 | 2015-09-03 | Schmelzenaufgabesystem für eine horizontale Bandgießanlage |
PCT/DE2016/100389 WO2017036456A1 (de) | 2015-09-03 | 2016-08-30 | SCHMELZENAUFGABESYSTEM FÜR EINE HORIZONTALE BANDGIEßANLAGE |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3344407A1 true EP3344407A1 (de) | 2018-07-11 |
Family
ID=57136627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16781662.8A Withdrawn EP3344407A1 (de) | 2015-09-03 | 2016-08-30 | SCHMELZENAUFGABESYSTEM FÜR EINE HORIZONTALE BANDGIEßANLAGE |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3344407A1 (de) |
DE (1) | DE102015114725B3 (de) |
WO (1) | WO2017036456A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017221969A1 (de) | 2017-12-05 | 2019-06-06 | Sms Group Gmbh | Verfahren und Vorrichtung zur Herstellung eines bandförmigen Verbundmaterials |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56151143A (en) * | 1980-04-23 | 1981-11-24 | Mitsubishi Heavy Ind Ltd | Horizontal continuous casting plant |
DE3810302A1 (de) * | 1988-03-24 | 1989-10-12 | Mannesmann Ag | Giesseinrichtung zur kontinuierlichen herstellung von metallband |
FR2737430B1 (fr) * | 1995-08-03 | 1997-09-05 | Pechiney Rhenalu | Procede et dispositif de demarrage d'une machine de coulee continue entre cylindres |
DE19711116C2 (de) * | 1997-03-05 | 1999-05-12 | Mannesmann Ag | Verfahren und Vorrichtung zum Gießen von dünnen Strängen |
FR2774930B1 (fr) * | 1998-02-13 | 2000-05-19 | Pechiney Rhenalu | Bandes en alliage d'aluminium a grande homogeneite de surface et procede de fabrication de ces bandes |
DE19823440C1 (de) * | 1998-05-19 | 1999-12-09 | Mannesmann Ag | Verfahren und Vorrichtung zum endabmessungsnahen Gießen von Metall |
DE102005062854A1 (de) * | 2005-12-23 | 2007-07-05 | Salzgitter Flachstahl Gmbh | Verfahren und Einrichtung zum Erzeugen von metallischen Warmbändern insbesondere aus Leichtbaustahl |
DE102009012984B4 (de) * | 2009-03-12 | 2013-05-02 | Salzgitter Flachstahl Gmbh | Gießdüse für eine horizontale Bandgießanlage |
-
2015
- 2015-09-03 DE DE102015114725.4A patent/DE102015114725B3/de active Active
-
2016
- 2016-08-30 WO PCT/DE2016/100389 patent/WO2017036456A1/de active Search and Examination
- 2016-08-30 EP EP16781662.8A patent/EP3344407A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2017036456A1 (de) | 2017-03-09 |
DE102015114725B3 (de) | 2016-12-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2627464B1 (de) | Verfahren und anlage zur energieeffizienten erzeugung von stahlwarmband | |
EP1937429A1 (de) | Verfahren und vorrichtung zum stranggiessen | |
AT507590A1 (de) | Verfahren und stranggiessanlage zum herstellen von dicken brammen | |
DE3127348A1 (de) | Verfahren und vorrichtung zum kuehlen einer stranggegossenen bramme | |
EP1704005B1 (de) | Giessmaschine | |
EP2025432B2 (de) | Verfahren zur Erzeugung von Stahl-Langprodukten durch Stranggiessen und Walzen | |
EP2176016B1 (de) | Verfahren und vorrichtung zur vergleichmässigung des wärmeübergangs eines gussprodukts während seiner erstarrung auf dem metalltransportband einer horizontalen bandgiessanlage | |
DE102015114725B3 (de) | Schmelzenaufgabesystem für eine horizontale Bandgießanlage | |
EP1077782A1 (de) | Verfahren und vorrichtung zum endabmessungsnahen giessen von metall | |
DE102009048567B4 (de) | Verfahren und Anordnung zum Kühlen eines Gießstrangs in einer Stranggießanlage | |
DE60316568T2 (de) | Bandtemperaturregelvorrichtung in einer kontinuierlichen bandgiessanlage | |
EP3284546A1 (de) | Verfahren zum walzen eines walzguts in einer walzstrasse und walzstrasse | |
EP1827735B1 (de) | Verfahren und vorrichtung zum bandgiessen von metallen | |
WO2009021752A1 (de) | Giessvorrichtung | |
WO2005107978A2 (de) | Gekühlte stranggiesskokille | |
DE69904451T2 (de) | Verfahren und vorrichtung zum einstellen der dicke eines zwischen wandernden kokillen stranggegossenen dünnen metallbandes | |
AT404140B (de) | Vorrichtung zur differenzierten abkühlung von breitflacherzeugnissen | |
DE102008005727B3 (de) | Zuführeinrichtung für eine Metallschmelze und eine mit einer solchen Vorrichtung ausgestattete Bandgießeinrichtung | |
DE2143962A1 (en) | Cooling and guiding continuously cast bar - avoiding formation of swellings or holes in the bar at high casting rates | |
AT373515B (de) | Verfahren zum erzeugen von brammen mit verbesserter oberflaechenqualitaet sowie einrichtung zur durchfuehrung des verfahrens | |
CH718935B1 (de) | Verfahren zum kontinuierlichen Stranggiessen und Softwareprodukt zum Durchführen des Verfahrens. | |
DE102016116711A1 (de) | Verfahren zur Herstellung eines Metallbandes auf einer horizontalen Bandgießanlage | |
DE102010063093B4 (de) | Vorrichtung und Verfahren zum horizontalen Gießen von Metallbändern | |
DE1958753A1 (de) | Kuehlung einer Strangguss-Kokille mit beweglichen Baendern | |
DE10116416A1 (de) | Kokille zum kontinuierlichen Vergießen einer Metallschmelze und Verfahren zum Verstellen einer solchen Kokille |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20180403 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
17Q | First examination report despatched |
Effective date: 20180918 |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
INTG | Intention to grant announced |
Effective date: 20210225 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20210719 |