WO2015015684A1 - Procédé de coulée continue par extrusion ascendante, dispositif de coulée continue par extrusion ascendante, et corps de coulée continue - Google Patents

Procédé de coulée continue par extrusion ascendante, dispositif de coulée continue par extrusion ascendante, et corps de coulée continue Download PDF

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Publication number
WO2015015684A1
WO2015015684A1 PCT/JP2014/003008 JP2014003008W WO2015015684A1 WO 2015015684 A1 WO2015015684 A1 WO 2015015684A1 JP 2014003008 W JP2014003008 W JP 2014003008W WO 2015015684 A1 WO2015015684 A1 WO 2015015684A1
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WIPO (PCT)
Prior art keywords
molten metal
continuous casting
pulling
core material
shape defining
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Application number
PCT/JP2014/003008
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English (en)
Japanese (ja)
Inventor
詔一 土屋
雅文 西田
直晋 杉浦
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トヨタ自動車株式会社
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Filing date
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Application filed by トヨタ自動車株式会社 filed Critical トヨタ自動車株式会社
Publication of WO2015015684A1 publication Critical patent/WO2015015684A1/fr

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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
    • B22D19/00—Casting in, on, or around objects which form part of the product
    • B22D19/02—Casting in, on, or around objects which form part of the product for making reinforced articles
    • 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
    • B22D11/01—Continuous casting of metals, i.e. casting in indefinite lengths without moulds, e.g. on molten surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D19/00—Casting in, on, or around objects which form part of the product

Definitions

  • the present invention relates to a pull-up type continuous casting method, a pull-up type continuous casting apparatus, and a continuous cast body.
  • Patent Document 1 proposes a free casting method as an innovative pull-up type continuous casting method that does not require a mold.
  • the starter is immersed in the surface of the molten metal (molten metal) (that is, the molten metal surface) (that is, the molten metal surface)
  • the molten metal follows the starter by the surface film or surface tension of the molten metal.
  • a casting having a desired cross-sectional shape can be continuously cast by deriving and cooling the molten metal through a shape determining member installed in the vicinity of the molten metal surface.
  • the shape in the longitudinal direction is defined along with the cross-sectional shape by the mold.
  • the cast casting since the solidified metal (that is, the casting) needs to pass through the mold, the cast casting has a shape extending linearly in the longitudinal direction.
  • the shape defining member in the free casting method defines only the cross-sectional shape of the casting, and does not define the shape in the longitudinal direction.
  • regulation member can move to the direction (namely, horizontal direction) parallel to a molten metal surface, the casting in which the shape of a longitudinal direction is various is obtained.
  • Patent Document 1 discloses a hollow casting (that is, a pipe) that is formed in a zigzag shape or a spiral shape instead of being linear in the longitudinal direction.
  • the inventor has found the following problems.
  • the molten metal led out through the shape defining member is cooled by a cooling gas.
  • the molten gas is indirectly cooled by spraying a cooling gas onto the casting immediately after solidification.
  • the cooling gas flow rate is increased, the casting speed can be increased and the productivity can be improved.
  • the cooling gas flow rate is increased, the molten metal led out from the shape determining member is swung by the cooling gas, and the dimensional accuracy and surface quality of the casting are deteriorated. Therefore, there has been a limit to improving productivity by increasing the cooling gas flow rate.
  • the present invention has been made in view of the above, and an object thereof is to provide a pull-up type continuous casting apparatus and a pull-up type continuous casting method that are excellent in productivity.
  • the up-drawing continuous casting method is as follows. A step of pulling up the molten metal held in the holding furnace from the molten metal surface while applying external force; A step of cooling and solidifying the molten metal, and a pulling-up-type continuous casting method, In the step of pulling up the molten metal, the molten metal is pulled up together with the core material introduced into the holding furnace. With such a configuration, it is possible to provide an up-drawing continuous casting method that is excellent in productivity.
  • the external force is applied to the molten metal by passing it through a molten metal passage portion of a shape determining member that defines a cross-sectional shape of a casting to be cast.
  • the core material In the step of pulling up the molten metal, it is preferable to move the core material in the horizontal direction while synchronizing with the shape defining member. It is preferable to use a wire as the core material. In particular, it is preferable to use a plurality of wires as the core material. At this time, it is preferable that the plurality of wires are arranged at equal intervals in the molten metal passage portion. Furthermore, it is preferable that the molten metal is an aluminum alloy and the wire is an iron-based metal wire. In the step of cooling the molten metal, it is preferable to spray a cooling gas onto the casting formed from the molten metal that has passed through the molten metal passage portion.
  • the up-drawing continuous casting apparatus is as follows.
  • a holding furnace for holding molten metal A shape determining member that is installed near the molten metal surface of the molten metal held in the holding furnace and defines a cross-sectional shape of a casting to be cast by a molten metal passage portion through which the molten metal passes, A cooling section for cooling the molten metal pulled up through the molten metal passage section; And a positioning guide for guiding the core material introduced into the holding furnace to the molten metal passage portion.
  • first drive unit that moves the positioning guide in the horizontal direction while synchronizing with the shape defining member.
  • the positioning guide may be fixed to the shape defining member.
  • a first guide roll that guides the core material from the outside to the inside of the holding furnace, and a second guide roll that guides the core material introduced into the holding furnace to the positioning guide. It is preferable.
  • the core material can be continuously supplied.
  • the cooling unit blows a cooling gas onto the casting formed from the molten metal that has passed through the molten metal passing unit.
  • the continuous cast body which concerns on 1 aspect of this invention is equipped with the matrix which has the unidirectional solidification structure
  • the composite phase is preferably a wire.
  • the matrix includes an aluminum alloy and the wire includes an iron-based metal wire.
  • FIG. 1 is a schematic cross-sectional view of a free casting apparatus according to Embodiment 1.
  • FIG. 3 is a plan view of a shape defining member 102 according to Embodiment 1.
  • FIG. It is a figure which shows the balance with the surface tension in the solidification interface which concerns on a comparative example, and the gravity of a maintenance molten metal. It is a figure which shows the balance with the surface tension in the solidification interface which concerns on Embodiment 1, and the gravity of a maintenance molten metal.
  • 6 is a plan view of a shape defining member 102 according to a modification of the first embodiment.
  • FIG. 6 is a side view of a shape defining member 102 according to a modification of the first embodiment.
  • FIG. 1 is a schematic cross-sectional view of a free casting apparatus according to Embodiment 1.
  • a free casting apparatus according to Embodiment 1 includes a molten metal holding furnace 101, a shape defining member 102, support rods 104 and 111, actuators 105 and 112, a cooling gas nozzle 106, a pulling machine 108, and a guide roll. 109a, 109b and positioning guide 110 are provided.
  • the xy plane in FIG. 1 constitutes a horizontal plane, and the z-axis direction is the vertical direction. More specifically, the positive direction of the z axis is vertically upward.
  • the molten metal holding furnace 101 accommodates a molten metal M1 such as aluminum or an alloy thereof, and holds the molten metal M at a predetermined temperature having fluidity.
  • a molten metal M1 such as aluminum or an alloy thereof
  • the surface of the molten metal M1 decreases as the casting progresses.
  • the molten metal may be replenished to the molten metal holding furnace 101 at any time during casting to keep the molten metal surface constant.
  • the molten metal M1 may be another metal or alloy other than aluminum.
  • the shape determining member 102 is made of, for example, ceramics or stainless steel, and is disposed in the vicinity of the molten metal surface. In the example of FIG. 1, the main surface (lower surface) on the lower side of the shape defining member 102 is disposed so as to contact the molten metal surface.
  • the shape defining member 102 defines the cross-sectional shape of the casting M3 to be cast, and prevents the oxide film formed on the surface of the molten metal M1 and foreign matters floating on the surface of the molten metal M1 from entering the casting M3.
  • the casting M3 shown in FIG. 1 is a solid casting in which the shape of a horizontal cross section (hereinafter referred to as a transverse cross section) is a plate shape.
  • the cross-sectional shape of the casting M3 is not particularly limited.
  • the casting M3 may be a hollow casting such as a round pipe or a square pipe.
  • FIG. 2 is a plan view of the shape defining member 102 according to the first embodiment.
  • the cross-sectional view of the shape defining member 102 in FIG. 1 corresponds to the II cross-sectional view in FIG.
  • the shape defining member 102 has, for example, a rectangular planar shape, and has a rectangular opening portion (a molten metal passage portion 103) having a thickness t ⁇ b> 1 ⁇ a width w ⁇ b> 1 for allowing the molten metal to pass through a central portion. have.
  • a molten metal passage portion 103 having a thickness t ⁇ b> 1 ⁇ a width w ⁇ b> 1 for allowing the molten metal to pass through a central portion.
  • five core members 200 that pass through the molten metal passage portion 103 are also shown by dotted lines. Note that the xyz coordinates in FIG. 2 coincide with those in FIG.
  • the molten metal M ⁇ b> 1 is pulled up following the casting M ⁇ b> 3 due to its surface film, surface tension, wettability with the core material 200, and the like, and passes through the molten metal passage portion 103 of the shape determining member 102. That is, when the molten metal M1 passes through the molten metal passage portion 103 of the shape defining member 102, an external force is applied from the shape defining member 102 to the molten metal M1, and the cross-sectional shape of the casting M3 is defined.
  • the molten metal pulled up from the molten metal surface following the casting M3 due to the surface film of the molten metal, the surface tension, the wettability with the core material 200, and the like is referred to as a retained molten metal M2.
  • the boundary between the casting M3 and the retained molten metal M2 is a solidification interface SIF.
  • the support rod 104 supports the shape defining member 102.
  • a support rod 104 is connected to the actuator (first drive unit) 105.
  • the shape defining member 102 can be moved in the vertical direction (vertical direction) and the horizontal direction by the actuator 105 via the support rod 104. With such a configuration, the shape determining member 102 can be moved downward as the molten metal surface is lowered due to the progress of casting. Further, since the shape defining member 102 can be moved in the horizontal direction, the shape of the casting M3 in the longitudinal direction can be changed.
  • the cooling gas nozzle (cooling unit) 106 is a cooling unit that blows cooling gas (air, nitrogen, argon, etc.) supplied from a cooling gas supply unit (not shown) onto the casting M3 to cool it. Increasing the flow rate of the cooling gas can lower the position of the solidification interface SIF, and decreasing the flow rate of the cooling gas can increase the position of the solidification interface SIF. Although not shown, the cooling gas nozzle (cooling unit) 106 can also move in the horizontal direction and the vertical direction in accordance with the movement of the shape defining member 102.
  • the casting M3 is pulled up by the pulling machine 108 connected to the starter ST and the casting M3 is cooled by the cooling gas, the retained molten metal M2 in the vicinity of the solidification interface SIF is sequentially solidified to form the casting M3.
  • Increasing the pulling speed by the pulling machine 108 can raise the position of the solidification interface SIF, and decreasing the pulling speed can lower the position of the solidification interface SIF.
  • the free casting apparatus has one feature in that the core material 200 is supplied into the molten metal M1 and the core material 200 is passed through the molten metal passage portion 103 of the shape determining member 102 together with the molten metal M1. ing.
  • the core material 200 is supplied into the molten metal M1 and the core material 200 is passed through the molten metal passage portion 103 of the shape determining member 102 together with the molten metal M1. ing.
  • the manufactured casting M3 can be strengthened by the core material 200. This will be described in detail below.
  • the guide roll (first guide roll) 109a is a guide roll for introducing the core material 200 supplied from the outside of the free casting apparatus into the molten metal holding furnace 101 (that is, in the molten metal M1). As shown in FIG. 1, the guide roll 109 a is preferably provided in the vicinity of and above the molten metal holding furnace 101.
  • the guide roll (second guide roll) 109b is a guide roll for guiding the core material 200 introduced into the molten metal M1 through the guide roll 109a to the molten metal passage portion 103 of the shape defining member 102.
  • the guide roll 109 b is preferably provided in the vicinity of the bottom surface of the molten metal holding furnace 101 and immediately below the shape defining member 102.
  • the guide rolls 109a and 109b are not necessary when the short casting M3 is manufactured. Further, another guide roll may be provided between the guide rolls 109a and 109b.
  • the positioning guide 110 is a guide for determining the position of the core member 200 with respect to the shape defining member 102.
  • the core member 200 that has passed through the positioning hole 110 a of the positioning guide 110 is disposed at a predetermined position in the molten metal passage portion 103 of the shape defining member 102. Therefore, the positioning guide 110 is provided near and directly below the molten metal passage portion 103 and moves in synchronization with the shape defining member 102.
  • the positioning guide 110 is fixed to the shape defining member 102.
  • the positioning guide 110 may not be fixed to the shape defining member 102 as long as it can move in synchronization with the shape defining member 102. That is, the positioning guide 110 may be movable by a driving mechanism different from the actuator 105 that drives the shape defining member 102.
  • the support rod 111 supports a guide roll 109 b provided inside the molten metal holding furnace 101.
  • a support rod 111 is connected to the actuator (second drive unit) 112.
  • the actuator 112 By the actuator 112, the guide roll 109 b can be moved in the horizontal direction in synchronization with the shape defining member 102. That is, the horizontal positional relationship (the positional relationship seen from the vertical direction) between the guide roll 109b and the shape defining member 102 can be maintained.
  • the guide roll 109b does not move in the vertical direction (vertical direction). Therefore, the guide roll 109b and the shape determining member 102 approach each other as the molten metal surface is lowered due to the progress of casting.
  • the guide roll 109b may be moved in the vertical direction by the actuator 112.
  • the core material 200 a metal wire (metal fiber) having a melting point higher than the temperature of the molten metal M1, a surface-treated ceramic fiber, a carbon fiber, or the like can be used.
  • the molten metal M1 is an aluminum alloy
  • an iron-based metal wire is particularly preferable.
  • the core material 200 does not easily react with the molten metal M1, while it is preferable that the wettability with the molten metal M1 is good.
  • the core material 200 may be subjected to a surface treatment. Specifically, when the molten metal M1 is an aluminum alloy, the core material 200 may be plated with Ni.
  • the shape of the core member 200 is not particularly limited, and is not limited to a normal wire member having a circular cross section, and for example, a flat wire, a metal foil, or the like can be used. Furthermore, a cloth-like member knitted from a metal wire (metal fiber), ceramic fiber, carbon fiber, or the like may be used. In the present embodiment, as shown in FIG. 2, five wires are used as the core material 200, but the number of the core materials 200 is not particularly limited. The shape, number, interval, and the like of the core material 200 are appropriately determined based on the cross-sectional shape of the casting M3 to be manufactured, the pulling speed, and the like. However, as shown in FIG.
  • the plurality of core members 200 are arranged at equal intervals in the molten metal passage portion 103. Further, a plurality of core members 200 may be arranged not only in the width direction (y-axis direction) but also in the thickness direction (y-axis direction).
  • FIG. 3 is a diagram illustrating a balance between the surface tension at the solidification interface and the gravity of the retained molten metal according to the comparative example. As shown in FIG. 3, using the thickness t, width w, and surface tension ⁇ per unit length of the casting M3 at the solidification interface SIF, the surface tension for holding the retained molten metal M2 is 2 ⁇ (w + t). Can be represented.
  • the critical height h of the solidification interface SIF from the molten metal surface (melt surface), and the gravitational acceleration g the gravity applied to the retained molten metal M2 can be approximated to ⁇ wthg.
  • the critical height of the solidification interface SIF is h ⁇ 2 ⁇ (w + t) / ( ⁇ wtg).
  • the thickness t and the width w of the casting M3 are smaller than the thickness t1 and the width w1 of the molten metal passage portion 103, respectively. . Further, the xyz coordinates in FIG. 3 coincide with those in FIG.
  • FIG. 4 is a diagram showing a balance between the surface tension at the solidification interface and the gravity of the retained molten metal according to the first embodiment.
  • the surface tension in addition to the above 2 ⁇ (w + t), the surface tension by the core material 200 is added.
  • the surface tension by the core material 200 is n ⁇ ′c.
  • the surface tension for holding the holding molten metal M2 can be expressed as 2 ⁇ (w + t) + n ⁇ ′c.
  • the critical height h ′ of the solidification interface SIF from the molten metal surface (melt surface), and the gravitational acceleration g the gravity applied to the retained molten metal M2 can be approximated to ⁇ wth′g.
  • the surface tension for holding the retained molten metal M2 needs to be larger than the gravity applied to the retained molten metal M2, 2 ⁇ (w + t) + n ⁇ ′c> ⁇ wth′g is established. Therefore, the critical height h ′ ⁇ 2 ⁇ (w + t) + n ⁇ ′c ⁇ / ( ⁇ wtg) of the solidification interface SIF.
  • the critical height h ⁇ critical height h ′. That is, by using the core material 200, the critical height of the solidification interface SIF becomes higher and the pulling speed can be increased. If the height of the solidification interface SIF can be increased, the surface area of the retained molten metal M2 to be cooled increases. Therefore, it is considered that the solidification speed at the solidification interface SIF is improved, and as a result, the pulling speed for maintaining the solidification interface SIF constant is increased.
  • the tip of the core material 200 is fixed to the starter ST.
  • the fixing method is not particularly limited.
  • the core material 200 is sandwiched between two starters ST.
  • the starter ST holding the core member 200 is lowered, and the tip of the starter ST is immersed in the molten metal M1 through the molten metal passage portion 103 of the shape defining member 102.
  • start-up of the starter ST is started at a predetermined speed.
  • the retained molten metal M2 pulled up from the molten metal surface following the starter ST is formed by the surface film or surface tension.
  • the retained molten metal M ⁇ b> 2 is formed in the molten metal passage portion 103 of the shape defining member 102. That is, the shape defining member 102 imparts a shape to the retained molten metal M2.
  • the starter ST is cooled by the cooling gas blown from the cooling gas nozzle 106, the retained molten metal M2 is solidified in order from the upper side to the lower side, and the casting M3 grows. In this way, the casting M3 can be continuously cast.
  • the molten metal M1 is pulled up together with the core material 200, so that the pulling speed can be increased and the productivity can be improved.
  • the manufactured casting M3 can be strengthened by the core material 200.
  • the casting M3 has a unidirectional solidified structure in which the matrix extends in the longitudinal direction, and includes a core material 200 that extends in the longitudinal direction as a composite phase. Therefore, the strength in the longitudinal direction is extremely excellent.
  • continuous castings having such a structure in the past. Such a continuous cast body is particularly suitable for automobile crash boxes, bumpers, side members, and the like.
  • FIG. 5 is a plan view of a shape defining member 102 according to a modification of the first embodiment.
  • FIG. 6 is a side view of the shape defining member 102 according to a modification of the first embodiment. Note that the xyz coordinates in FIGS. 5 and 6 also coincide with those in FIG.
  • the shape defining member 102 according to Embodiment 1 shown in FIG. 2 is composed of one plate, the thickness t1 and the width w1 of the molten metal passage portion 103 are fixed.
  • the shape defining member 102 according to the modification of the first embodiment includes four rectangular shape defining plates 102a, 102b, 102c, and 102d as shown in FIG. That is, the shape defining member 102 according to the modification of the first embodiment is divided into a plurality of parts. With such a configuration, the thickness t1 and the width w1 of the molten metal passage portion 103 can be changed. Further, the four rectangular shape defining plates 102a, 102b, 102c, and 102d can move in the z-axis direction in synchronization.
  • the shape defining plates 102 a and 102 b are arranged to face each other in the y-axis direction. Further, as shown in FIG. 6, the shape defining plates 102a and 102b are arranged at the same height in the z-axis direction. The distance between the shape defining plates 102a and 102b defines the width w1 of the molten metal passage portion 103. Since the shape defining plates 102a and 102b can move independently in the y-axis direction, the width w1 can be changed. In order to measure the width w1 of the molten metal passage portion 103, as shown in FIGS. 5 and 6, a laser displacement meter S1 may be provided on the shape defining plate 102a, and a laser reflecting plate S2 may be provided on the shape defining plate 102b. .
  • the shape defining plates 102c and 102d are arranged to face each other in the x-axis direction. Further, the shape defining plates 102c and 102c are arranged at the same height in the z-axis direction. The distance between the shape defining plates 102c and 102d defines the thickness t1 of the molten metal passage portion 103. Since the shape defining plates 102c and 102d are independently movable in the x-axis direction, the thickness t1 can be changed.
  • the shape defining plates 102a and 102b are disposed so as to contact the upper side of the shape defining plates 102c and 102d.
  • the drive mechanism of the shape defining plate 102a includes slide tables T1, T2, linear guides G11, G12, G21, G22, actuators A1, A2, and rods R1, R2.
  • the shape defining plates 102b, 102c, and 102d are provided with a drive mechanism similarly to the shape defining plate 102a, but are omitted in FIGS.
  • the shape defining plate 102a is placed and fixed on a slide table T1 that can slide in the y-axis direction.
  • the slide table T1 is slidably mounted on a pair of linear guides G11 and G12 extending in parallel with the y-axis direction.
  • the slide table T1 is connected to a rod R1 extending from the actuator A1 in the y-axis direction.
  • the linear guides G11 and G12 and the actuator A1 are placed and fixed on a slide table T2 that can slide in the z-axis direction.
  • the slide table T2 is slidably placed on a pair of linear guides G21 and G22 extending in parallel with the z-axis direction.
  • the slide table T2 is connected to a rod R2 extending in the z-axis direction from the actuator A2.
  • the linear guides G21 and G22 and the actuator A2 are fixed to a horizontal floor surface or a pedestal (not shown). With the above configuration, the shape defining plate 102a can slide in the z-axis direction.
  • the actuators A1 and A2 can include hydraulic cylinders, air cylinders, motors, and the like.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Continuous Casting (AREA)

Abstract

　Selon un mode de réalisation, la présente invention concerne un procédé de coulée continue par extrusion ascendante qui comprend : une étape d'extrusion ascendante d'un métal fondu (M1) qui est maintenu dans un four de maintien (101), depuis la surface du métal fondu tout en appliquant une force externe ; et une étape de refroidissement du métal fondu (M2) qui a été extrudé vers le haut et la solidification du métal fondu (M2). Dans l'étape d'extrusion ascendante du métal fondu (M1), le métal fondu (M2) est extrudé vers le haut avec un matériau de noyau (200) introduit dans le four de maintien (101). Une configuration d'une telle description permet de produire un procédé de coulée continue par extrusion ascendante ayant une excellente productivité.
PCT/JP2014/003008 2013-07-30 2014-06-05 Procédé de coulée continue par extrusion ascendante, dispositif de coulée continue par extrusion ascendante, et corps de coulée continue WO2015015684A1 (fr)

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JP2013158201A JP6003839B2 (ja) 2013-07-30 2013-07-30 引上式連続鋳造方法及び引上式連続鋳造装置
JP2013-158201 2013-07-30

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61195738A (ja) * 1985-02-25 1986-08-30 Furukawa Electric Co Ltd:The 化合物超電導線用複合材の製造方法
JPS6254070A (ja) * 1985-08-30 1987-03-09 Sumitomo Electric Ind Ltd 金属複合材の製造方法
JPH02205232A (ja) * 1989-02-01 1990-08-15 Natl Res Inst For Metals 引上げ連続鋳造法とその装置
JP2001105123A (ja) * 1999-10-08 2001-04-17 Yazaki Corp 溶融含浸装置
JP2002294427A (ja) * 2001-03-30 2002-10-09 Kokoku Kousensaku Kk めっき線およびその製造方法並びに製造装置
JP2011058051A (ja) * 2009-09-10 2011-03-24 Hitachi Cable Ltd 線材の溶融めっき方法
JP2012061518A (ja) * 2010-09-17 2012-03-29 Toyota Central R&D Labs Inc 自由鋳造方法、自由鋳造装置および鋳物

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61195738A (ja) * 1985-02-25 1986-08-30 Furukawa Electric Co Ltd:The 化合物超電導線用複合材の製造方法
JPS6254070A (ja) * 1985-08-30 1987-03-09 Sumitomo Electric Ind Ltd 金属複合材の製造方法
JPH02205232A (ja) * 1989-02-01 1990-08-15 Natl Res Inst For Metals 引上げ連続鋳造法とその装置
JP2001105123A (ja) * 1999-10-08 2001-04-17 Yazaki Corp 溶融含浸装置
JP2002294427A (ja) * 2001-03-30 2002-10-09 Kokoku Kousensaku Kk めっき線およびその製造方法並びに製造装置
JP2011058051A (ja) * 2009-09-10 2011-03-24 Hitachi Cable Ltd 線材の溶融めっき方法
JP2012061518A (ja) * 2010-09-17 2012-03-29 Toyota Central R&D Labs Inc 自由鋳造方法、自由鋳造装置および鋳物

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