• 专利附录
  • 专利说明
  • 权利要求
  • 类似技术
  • 同族专利
  • 引用文献
  • 法律状态
  • 优先权
    • 专利摘要:
    The invention relates to metallurgy, and more specifically to vertical continuous casting of nodular cast iron with the pipe drawn upward. The purpose of the invention is to improve the accuracy of pipe manufacturing due to the uniform temperature of the molten iron. The device contains hydraulic, mechanical, magnetic and gas means for driving the cast iron in the mold 3, which allows the TeNorepaTypy pig iron to be formed in its working cavity and form a pipe with a uniform wall thickness. 8 hp f-ly, 13 ill. § 1J Г О) с 4 with СП 4 4 :: СМ 9 «./
    公开号:SU1435144A3
    申请号:SU3982206
    申请日:1985-12-03
    公开日:1988-10-30
    发明作者:Гурмель Ив；Пьеррель Мишель
    申请人:Понт-А-Муссон С.А. (Фирма)；
    IPC主号:
    专利说明:

    The invention relates to metallurgy, and more specifically to vertical continuous casting of nodular cast iron with the pipe drawn upward,
    The purpose of the invention is to improve the accuracy of pipe manufacture due to the uniformity of the temperature of iron.
    PA figure 1 shows a device for casting with a tangential flow of liquid metal, a longitudinal section; Fig. 2 is a section A-A in Fig. Fig. 3, a device for casting with magnetic means for the rotation of cast iron; figure 4 - the same, with mechanical means; figure 5 - the same, with gas means; figure 6 - section BB in figure 5; Fig. 7 shows a device for casting with gazovi-sh means for the rotation of cast iron, a variant of isganization; in FIG. 8, the same embodiment; figure 9 is a section bb In Fig; figure 10 - injector gas environment; figure 11 - a device for casting with a slag separation compartment; FIG. 12 is a section on the HGD of FIG. AND; Fig. 13 is a diagram of pulsations of the level of liquid iron depending on the times.
    A vertical continuous casting device DD1Y of billet contains a metal reservoir 1 for supplying pressurized cast iron through a vertical refractory pipe 2 to a crystallizer 3, a siphon gating system consisting of a socle 4 with a vertical stand 5j which is connected to the working cavity of the crystallizer by a horizontal metal pipe 6, located
    at an angle to the working cavity of the crystal
    lysator. The mold 3 is equipped with a cooling jacket 7 with a supply of 8 and a drain of 9 water. A refractory heat insulating plate 10 is installed between a cooling and a dyush; a siphon sprue system is installed with a protrusion 11 of a conical shape placed coaxially to the crystallizer 3, the protrusion 11 is made through a cylindrical cavity, in which a vertical pipe 2 is installed. 11 exceeds the height of the mold 3. The device for extruding the tube comprises a seed 12 in the form of a billet with a notch like a dovetail and guide rollers 13.
    Means for casting the cast iron can be performed in

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    the form of magnets 14 mounted on a vertical shaft 15 rotatably around a vertical axis of the mold X-X, and the magnets 14 are located in the central cavity of the protrusion -11, which in this case is made hoody (FIG. 3).
    Means for driving the cast iron can be accomplished; in the form of vertical graphite bars 16 located along the periphery of the horizontal bracket 17 installed in the working cavity of the mold 3, mounted on the vertical shaft 18 rotatably, while the vertical shaft 1B is installed with a gap in the central cavity of the protrusion 11 of the gating system, and the cavity is open at the top (figure 4).
    The means for turning the cast iron into rotation can be made in the form of horizontal, located tangentially to the working cavity of the mold, inert gas supply tubes 19 (Fig. 5). Tubes 19 are made with tips 20 of porous refractory material in the form of a truncated cone. The inert gas can be supplied directly to the liquid iron using nozzles 21 installed in the base 4 tangentially to the working cavity of the mold 3. The nozzles 21 have conical nozzles 22 of refractory material. Inert gas is supplied through a pipeline; with a tap 23. The metal receiver of the casting device can be filled with a slag separation chamber 24, which is connected in the lower part to vertical stand 5. In the upper part of the compartment 24 a pressure is created of the gas supplied through the pipeline to the crane 25 (Fig.11). The metal receiver is connected to the cavity of the mold by a metal pipe 26 located at an angle to it (Fig. 12),
    Changing the gas pressure P in compartment 24, change the level of cast iron from maximum N to minimum N, in mold 3 and cause it to rotate, while regulating the frequency of gas pressure pulsations and the amplitude of change in the level of iron, regulate the speed of rotation of liquid iron, thereby forming a uniform, bending pipe billet (Fig. 13),
    The use of the invention will make it possible to produce pipes from nodular cast iron with uniform wall thickness along the perimeter by increasing the temperature uniformity of the cast iron in the mold, achieved by using means for rotating cast iron in the casting device.
    with respect to the working cavity of the mold, inert gas supply tubes,
    5. A device according to claim 4, characterized in that each tube is made with a refractory tip.
    6. The POP.5 device, which differs from the crystallizer with an adjustable velocity so that the tip of each tube is made in the shape of a truncated cone.
    7. The device according to claim 1, about tl and h a 15
    rosty. Formula
    the invention
    1. A device for vertical continuous casting of tubular billets of nodular cast iron containing a metal reservoir, a siphon gating system, a water cooled mold connected to it with its lower part, a seed and a pipe drawing mechanism, characterized in that due to the uniformity of the temperature of the liquid iron, it additionally contains at least in the lower part of the crystallizer means for rotating the liquid iron, while in the siphon gating system oosno crystallizer vsholnen protrusion with a central cavity.
    2. The device according to Claim 1, which has been applied so that the means for rotating the molten iron is made
    in the form of a metal conduit tangent to the working cavity of the mold to connect it to the metal receiver.
    3. Device according to Claims 1 and 2, characterized in that the metal receiver is made with a separating compartment connected to the gas supply system.
    4. A device according to Claim 1, characterized in that the means for rotating the hard iron is made in the form of horizontal,
    20
    25
    This is so that the means for rotating the molten iron is made in the form of magnets mounted on a vertical shaft, which is rotated around the vertical axis of the mold by means of a motor with a gearbox, the magnets are located in the central cavity of the protrusion of the siphon gating system and the protrusion is glued .
    8. The device according to claim 1, wherein the means for rotating liquid iron are made in the form of vertical graphite bars located along the periphery of a horizontal bracket mounted in the working cavity of the crystalline 30, mounted on a vertical shaft, driven in rotation by an engine with a gearbox, while the vertical shaft is installed with a gap in the central cavity of the protrusion of the siphon gating system, and the cavity is made in the form of a through cylindrical channel.
    40 9. The device according to claim 2, characterized in that the means for rotating the molten iron are made with. installed coaxially to the mold tube, the receiver is located
    4g under the mold, and the metal pipe is made with a channel cross section smaller than the cross section of the pipe installed coaxially with the mold.
    35
    with respect to the working cavity of the mold, inert gas supply tubes,
    5. A device according to claim 4, characterized in that each tube is made with a refractory tip.
    6. Device POP.5, differing
    This is so that the means for rotating the molten iron is made in the form of magnets mounted on a vertical shaft, which is rotated around the vertical axis of the mold by means of a motor with a gearbox, the magnets are located in the central cavity of the protrusion of the siphon gating system and the protrusion is glued .
    8. The device according to claim 1, wherein the means for rotating the molten iron are made in the form of vertical graphite bars located along the periphery of the horizontal bracket of the crystallizer mounted in the working cavity on a vertical shaft driven in rotation by means of an engine with a gearbox, while the vertical shaft is installed with a gap in the central cavity of the protrusion of the siphon gating system, and the cavity is made in the form of a through cylindrical channel.
    9. The device according to claim 2, characterized in that the means for rotating the molten iron are made with a pipe installed coaxially with the mold, the metal receiver is located
    under the mold, and the metal pipe is made with a channel flow section smaller than the flow section of the pipe installed coaxially with the mold.
    .
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    权利要求:
    Claims (9)
    [1]
    Claim
    1. A device for vertical continuous casting of pipe billets made of nodular cast iron, containing a metal receiver, a siphon gating system, a water-cooled mold connected to it with its lower part, a seed and a tube pulling mechanism, which requires that, in order to improving the accuracy of pipe making due to the uniformity of the temperature of molten iron, it additionally contains at least in the lower part of the mold means for rotating molten iron, while in the siphon gating system coaxially to the mold there is a protrusion with a central cavity.
    [2]
    2. The device according to claim 1, which includes the fact that the means for rotating molten iron is made in the form of a tallow wire located tangentially to the working cavity for connecting it with a tall receiver.
    [3]
    3. The device according to claims 1 and 2, wherein the receiver is made with a slag compartment connected to a gas supply system.
    [4]
    4. The device according to claim 1, characterized in that the means for rotating molten iron is made in the form of horizontal, spaced months that are metal10 with respect to the working cavity of the mold, tubes for supplying inert gas,
    [5]
    5. The device according to claim 4, characterized in that each tube is made with a tip of refractory material.
    [6]
    6. The device pop 5, characterized in that the tip of each tube is made in the form of a truncated cone.
    [7]
    7. The device according to claim 1, characterized in that the means for rotating molten iron is made in the form of magnets mounted on a vertical shaft, driven into rotation around the vertical axis of the mold by means of an engine with a reducer, the magnets being located in the central cavity of the protrusion of the siphon gate system, and the protrusion is made deaf.
    [8]
    8. The device according to claim 1, characterized in that the means. For the rotation of molten iron is made in the form of vertical graphite bars located on the periphery of a horizontal bracket mounted in the mold cavity mounted on a vertical shaft driven by a motor with a gearbox, this vertical shaft is installed with a gap in the Central cavity of the protrusion of the siphon gating system, and the cavity is made in the form of a through cylindrical channel.
    The device according to claim 2, characterized in that the means for
    [9]
    9.
    further rotation of molten iron is performed with. mounted coaxially to the mold pipe, the metal receiver is located 45 under the mold, and the metal wire is made with a passage section of the channel, smaller than the passage section installed coaxially to the mold pipe.
    A-4. <Ri, d. 2 __15 b
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    X of FIG. b b
    Tehred M. Khodanich
    Corrector E. Lonchakova ·
    类似技术:
    公开号 | 公开日 | 专利标题
    SU1435144A3|1988-10-30|Arrangement for vertical continuous casting of pipe blanks from cast iron with ball-shaped graphite
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    SU506273A3|1976-03-05|The method of supplying molten metal on the installation of continuous casting of metal
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    US379096A|1888-03-06|Machine for rolling melted metal
    GB762030A|1956-11-21|Control system for continuous casting
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    SU1764785A1|1992-09-30|Method for continuous casting of billets
    同族专利:
    公开号 | 公开日
    CA1268611A|1990-05-08|
    BR8506133A|1986-08-26|
    CS890985A3|1992-01-15|
    KR900002035B1|1990-03-31|
    DD246928A5|1987-06-24|
    AT45691T|1989-09-15|
    HRP930760B1|1996-04-30|
    JPS61137655A|1986-06-25|
    FI854737A0|1985-11-29|
    MY103671A|1993-08-28|
    FI854737A|1986-06-08|
    ES8701643A1|1986-12-01|
    GB2168633A|1986-06-25|
    EP0187609B1|1989-08-23|
    US4690199A|1987-09-01|
    MX167024B|1993-02-19|
    PL256661A1|1986-10-07|
    DE3572453D1|1989-09-28|
    IN166053B|1990-03-03|
    KR860004672A|1986-07-11|
    RO94202B|1988-07-01|
    EG17404A|1991-03-30|
    FI78630C|1989-09-11|
    YU189985A|1988-06-30|
    GB2168633B|1989-06-07|
    EP0187609A1|1986-07-16|
    RO94202A|1988-06-30|
    UA5952A1|1994-12-29|
    FI78630B|1989-05-31|
    FR2574328A1|1986-06-13|
    GB8528944D0|1986-01-02|
    SK278337B6|1996-12-04|
    AU5079585A|1986-11-27|
    CZ279837B6|1995-07-12|
    ES549672A0|1986-12-01|
    PL147384B1|1989-05-31|
    FR2574328B1|1987-01-09|
    YU44532B|1990-08-31|
    SI8511899A8|1996-06-30|
    TR22824A|1988-08-17|
    AU566125B2|1987-10-08|
    ZA859288B|1986-08-27|
    JPH0464771B2|1992-10-16|
    引用文献:
    公开号 | 申请日 | 公开日 | 申请人 | 专利标题
    FR493449A|1916-06-23|1919-08-08|Etablissements J-J Carnaud & Forges De Basse-Indre|Manufacturing process for hollow bodies|
    BE532161A|1953-09-30|
    CH329456A|1955-04-27|1958-04-30|Eisenwerke Gelsenkirchen Aktie|Device for feeding the liquid metal during the continuous casting of hollow bodies|
    FR1504498A|1966-05-31|1967-12-08|Ile D Etudes De Centrifugation|New process for supplying liquid metal which can be used with centrifugal continuous casting plants and device for implementing this process|
    US3768542A|1970-06-24|1973-10-30|British Steel Corp|Level control in continuous casting|
    FR2118867B1|1970-12-24|1974-02-15|Etudes De Centrifugation|
    FR2180494B1|1972-04-18|1977-07-15|Etudes De Centrifugation|
    US3965965A|1974-12-19|1976-06-29|Technicon Instruments Corporation|Method and apparatus for continuous casting of metal tubing|
    NL7605585A|1976-05-25|1977-11-29|Hoogovens Ijmuiden Bv|DEVICE FOR EXCHANGING AND / OR REPAIRING A CONTINUOUS SEAT STONE IN A STEEL CAST PAN.|
    FR2352612B1|1976-05-26|1980-11-14|Pont A Mousson|PROCESS AND INSTALLATION FOR CONTINUOUS CASTING BY CENTRIFUGATION OF TUBULAR CAST IRON PRODUCTS IN PARTICULAR|
    GB1562003A|1977-07-05|1980-03-05|Mogilev Fiz Tekhn I Akad Nauk|Continuous casting of hollow strands|
    DE2749405C2|1977-11-04|1982-05-27|Korf-Stahl Ag, 7570 Baden-Baden|Continuous metal casting process, in particular continuous steel casting process and device for carrying out the process|
    FR2419781B1|1978-03-17|1983-02-04|Perie Rene|
    LU79444A1|1978-04-14|1979-11-07|Arbed|PROCESS AND INSTALLATION FOR THE MANUFACTURING OF HOLLOW DRAWINGS|
    GB2048139B|1979-05-09|1983-01-06|Arbed|Continuous casting of tubes|
    LU82874A1|1980-10-20|1982-05-10|Arbed|PROCESS AND PLANT FOR THE CONTINUOUS MANUFACTURE OF HOLLOW METAL BLANKS|
    US4355680A|1980-11-03|1982-10-26|Caterpillar Tractor Co.|Method and apparatus for continuous casting of hollow articles|
    JPS5785653A|1980-11-19|1982-05-28|Kawasaki Steel Corp|Continuous casting method for hollow blank material for clad pipe|
    JPS5823541A|1981-08-06|1983-02-12|Kawasaki Steel Corp|Production of hollow blank material for pipe fabrication|
    JPS5823540A|1981-08-06|1983-02-12|Kawasaki Steel Corp|Method and mold for continuous casting of hollow ingot for pipe fabrication|
    FR2537470B2|1982-01-13|1985-03-15|Vallourec|GB8703231D0|1987-02-12|1987-03-18|Wilson R|Casting furnaces|
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    FR2748278B1|1996-05-02|1998-05-29|Pont A Mousson|METHOD AND INSTALLATION FOR METALLIZING CAST IRON|
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    法律状态:
    2005-05-10| REG| Reference to a code of a succession state|Ref country code: RU Ref legal event code: MM4A Effective date: 20031204 |
    优先权:
    申请号 | 申请日 | 专利标题
    FR8418862A|FR2574328B1|1984-12-07|1984-12-07|ROTARY LIQUID CAST SUPPLY DEVICE FOR A VERTICAL CONTINUOUS CASTING INSTALLATION OF A SPEROIDAL GRAPHITE CAST IRON PIPE|
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