EP2964412B1 - Verfahren und anlage zur umwandlung eines flüssigen metalls in ein festes metall - Google Patents

Verfahren und anlage zur umwandlung eines flüssigen metalls in ein festes metall Download PDF

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Publication number
EP2964412B1
EP2964412B1 EP14707426.4A EP14707426A EP2964412B1 EP 2964412 B1 EP2964412 B1 EP 2964412B1 EP 14707426 A EP14707426 A EP 14707426A EP 2964412 B1 EP2964412 B1 EP 2964412B1
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EP
European Patent Office
Prior art keywords
downstream
metal
installation
receiving surface
vibrating
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EP14707426.4A
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English (en)
French (fr)
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EP2964412A2 (de
Inventor
Christian Roche
Arthur TRAUB
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Fai Production SAS
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Fai Production SAS
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D5/00—Machines or plants for pig or like casting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/045—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by other means than ball or jet milling
    • B22F2009/047—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by other means than ball or jet milling by rolling

Definitions

  • the present invention relates to the field of metallurgical industry.
  • a conditioning phase After treatment in a reduction furnace of a metal previously obtained from an ore, a conditioning phase must be carried out consisting in obtaining, from the metal in the liquid state, fragments of metal in the solid state , with specific dimensions.
  • a conditioning phase consisting in obtaining, from the metal in the liquid state, fragments of metal in the solid state , with specific dimensions.
  • Such a demand for products in the form of fragments relates in particular to ferro-alloys and silicon-metal.
  • Such a process requires making a sand bowl for each pour and having a very expensive installation for destroying and crushing blocks. This process is particularly long to implement and therefore expensive and generates a significant production of unwanted fines or metal dust which can reach 15% of the production.
  • the object of the present invention is to considerably reduce the times for producing fragments of a metal in the solid state from a metal in the liquid state, by implementing an installation which is relatively simpler and less expensive. and which provides a relatively controlled dimensioning of the fragments.
  • the metal is preferably solidified when it reaches said fragmentation roller.
  • the method can include: circulating an emulsion of a liquid and a gas in transverse channels of an upstream cooling zone and circulating a liquid in transverse channels of a downstream cooling zone, these cooling zones succeeding each other in the longitudinal direction of said reception tables.
  • Said second table can constitute said downstream table.
  • the fragmentation roller may be subjected, on a first stroke, to first springs and, on a second stroke extending the first stroke, to second springs adding to the first springs.
  • Said second table can constitute said downstream table.
  • the installation may include at least one intermediate table located between said second table and said downstream table, means for vibrating this intermediate table and means for cooling this intermediate table.
  • Said tables may include receiving plates which are chosen from copper, with the exception of at least the part of said downstream table situated below said fragmentation roller which comprises a plate which is chosen from steel.
  • the means for vibrating said tables may be common.
  • the means for vibrating said tables can be separated.
  • Said tables may include plates, the cooling means having channels for circulation of a cooling fluid, arranged inside these plates.
  • Said tables can comprise, in an upstream zone of the installation, at least one plate having circulation channels provided with injectors of a liquid-coolant emulsion and, in a downstream zone following said upstream zone, at least one plate with circulation channels for a coolant.
  • the installation may include means for suspending said fragmentation roller including return springs.
  • Said suspension means may comprise pendulums on which the ends of the fragmentation roller are mounted to rotate, mobile means for supporting these pendulums, means for returning the fragmentation roller opposing the movements of the pendulums relative to the movable means of support and return means opposing the movements of said mobile supports.
  • the return means may be, at said equilibrium position, prestressed.
  • Said fragmentation roller can be placed above a downstream part of the downstream table.
  • the fragmentation roller can be provided at its periphery with a plurality of projecting fingers.
  • At least the upstream part of the receiving surface of the first table is inclined downstream.
  • At least two successive receiving plates can be greatly offset in the vertical direction so that the metal falls from one onto the other.
  • the installation may include an upstream zone in which at least one plate has circulation channels provided with injectors of a liquid-coolant emulsion and a downstream zone along said upstream zone in which at least one plate has circulation channels. circulation of a coolant.
  • the installation may include means for suspending said fragmentation roller including return springs.
  • At least the upstream part of the receiving surface of the first table or upstream table is inclined downstream.
  • This installation 1 is more particularly suitable for such processing of metals such as ferro-alloys or silicon metal.
  • the installation 1 may successively comprise, between a discharge station 2 and a discharge station 3, a plurality of longitudinal tables succeeding one another, including a first table longitudinal 4 and a second longitudinal table 5, this second table 5 constituting a table downstream of the installation.
  • the first longitudinal table 4 may comprise a plurality of successive plates 6, preferably made of copper, for example five, which substantially define a first longitudinal metal receiving surface 7, which has an upstream end 7a and a downstream end 7b.
  • the successive plates 6 slightly overlap, being vertically offset in steps corresponding substantially to their thicknesses, the upstream plates having downstream transverse edges placed on transverse edges upstream of the downstream plates, the upper face of each plate 6 being substantially horizontal and having longitudinal edges 6a of lateral delimitations, projecting upwards.
  • the first table 4 comprises a frame 8 which comprises longitudinal members 9 which extend below the lateral parts of the plates 6 and on which the latter are fixed by means of supports 10, the longitudinal members 9 being connected by cross members 11 .
  • the frame 8 is mounted on a fixed frame 12 by means of a plurality of springs 13 and the frame 8 is connected to the frame 12 by means of a vibration generating member 14 capable of vibrating the frame 8.
  • the second longitudinal table 5 may comprise a plurality of successive plates 15, preferably of copper, for example two, and an end plate 16, preferably of steel, which substantially define a second longitudinal surface 17 for receiving the metal, which has an upstream end 17a and a downstream end 17b.
  • the successive plates 15 and 16 overlap slightly, the upstream plates having downstream transverse edges placed on transverse edges upstream of the downstream plates, the upper face of each plate being substantially horizontal and having edges longitudinal 15a and 16a of lateral delimitations, projecting upwards.
  • the second table 4 comprises a frame 18 which comprises longitudinal members 19 which extend below the lateral parts of the plates 15 and 16 and on which the latter are fixed, the longitudinal members 19 being connected by cross members 20.
  • the frame 18 is mounted on a fixed frame 21 by means of a plurality of springs 22 and the frame 18 is connected to the frame 21 by means of a vibration generating member 23 capable of making the frame 18 vibrate.
  • the second table 4 is placed so that an upstream part of its longitudinal receiving surface 17 is located below and at a distance from the downstream end 7b of the longitudinal receiving surface 7 of the first longitudinal table 4, creating thus a strong discontinuity between the first longitudinal receiving surface 7 and the second longitudinal receiving surface 17.
  • the plates 6 and 15 have pluralities of internal cooling channels which extend transversely in planes parallel to their upper faces and which can be connected to sources of cooling fluids so as to circulate in these channels these fluids in order to cool these plates.
  • each plate 6 of the first table 4 has a plurality of transverse channels arranged in pairs of channels 24 and 25, so that the ends of each pair of channels, located on one side of this plate, are connected by elbows in recirculation U 26, the other ends of which are situated on the other side of the plate are one provided with an injector 27 and the other connected to an external duct 28.
  • Each injector 27 is fixed to the side of the plate 6 and has an internal emulsion chamber 29 in which a coolant such as water and a coolant gas such as nitrogen are supplied by external conduits 30 and 31 to be mixed and injected axially into each inner channel 24 of the plate 6 to be discharged through the outer conduit 28 corresponding.
  • the first longitudinal table 4 forms an upstream cooling zone.
  • the plates 15 of the second longitudinal table 5 have transverse cooling channels 32 which can be arranged as above, but without the provision of injectors, so as to circulate only a coolant such as the water.
  • the second longitudinal table 5 forms an upstream cooling zone.
  • the upstream cooling zone could extend over part of the length of the first longitudinal table 4 or extend over the second longitudinal table 5, the downstream cooling zone being arranged accordingly.
  • the installation 1 comprises a fixed frame 34 which carries an inclined longitudinal ramp 35 preferably provided with a refractory material, which is located above and behind the upstream part of the receiving surface 7 of the first table 4 and which can also be equipped with transverse channels 36 for cooling by a suitable fluid.
  • the installation 1 is equipped, at the discharge station 2, with maneuvering means 33 for receiving a bag 37 and maneuvering the latter.
  • the first plate (s) 6 forming the upstream part of the receiving surface 7 of the first table 4 are slightly inclined downstream, by a few degrees, while all the other plates of the installation can be horizontal . According to an alternative embodiment, all the plates could be slightly inclined downstream.
  • Installation 1 can operate and be used as follows.
  • the vibration generating members 14 and 23 are in operation so that the plates 6 carried by the frame 9 of the first longitudinal table 4 vibrate and that the plates 15 and 16 carried by the frame 18 of the second longitudinal table 5 vibrate independently.
  • the cooling fluids circulate in the abovementioned internal channels of the plates 6 and 15 of the longitudinal tables 4 and 5.
  • a bag 37 containing a metal M in the liquid or molten state is placed at the pouring station 2.
  • the pocket 37 is maneuvered to pour the metal M in a controlled manner onto the inclined ramp 35 ( Figure 2 , arrow F1).
  • the metal M in the liquid state flows by spreading out on the inclined ramp 35 and spills over the upstream part of the receiving surface 7 of the first table ( Figure 2 , arrow F2), further spreading so as to form a ply (not shown).
  • the metal M in the form of a sheet moves from upstream to downstream on the receiving surface 7 of the first longitudinal table ( Figure 2 , arrow F3) and, concomitantly and gradually, under the effect of the cooling induced by the cooled plates 6, the metal M cools relatively suddenly, solidifies, and breaks, forming fragments as it progresses.
  • the fragments of the metal M spill and fall on the upstream part of the receiving surface 17 of the second longitudinal table 5 ( Figure 2 , arrow F4), of a height such that their fall still generates their fragmentation.
  • This is a drop from a height which is much greater than the reduced drops induced during the passage of the metal M from one receiving plate to the other of each of the tables.
  • the installation 1 can be equipped with vertical plates 39 and / or curtains of hanging chains 40, placed longitudinally on each side and above the edges of the receiving surfaces 7 and 17 and a plate 41 placed transversely below the downstream edge of the first longitudinal table and above the upstream edge of the second longitudinal table.
  • the installation 1 could be equipped with covers (not shown) extending above and at a distance from the longitudinal tables 4 and 5 and above the evacuation station.
  • first longitudinal table 4 and the second longitudinal table 5 could be connected together and mounted on a common fixed frame.
  • first longitudinal table 4 and the second longitudinal table 5 could be subjected to a common vibration generating member.
  • the difference in level between the downstream part of the first longitudinal table and the upstream part of the second longitudinal table may be greater than twelve percent of the length of the first table.
  • the length of the first longitudinal table 4 could be between four and six meters and the height of the fall between the first longitudinal table 4 and the second longitudinal table 5 could be between sixty and ninety centimeters.
  • the length of the second longitudinal table 5 could be between two and four meters.
  • the width of the longitudinal tables 4 and 5 can be between two and four meters.
  • the thickness of the plates 6, 15 and 16 could be between six and eight centimeters, the reduced falls between the plates of each table being in proportion to these thicknesses.
  • the thickness of the metal sheet M, after the liquid metal has been spilled, may be between half and ten centimeters.
  • the temperature of the fragments of this metal when they reach the end of the first longitudinal table 4 can be between 400 ° C and 800 ° C and the temperature of the fragments of this metal when they reach the end of the second longitudinal table 5 can be between 150 ° C and 300 ° C.
  • the copper plates 6 and 15 can be covered, at least on their upper surfaces for receiving the metal M, with a protective layer such as for example zircon or graphite.
  • the installation 1 may further comprise at least one mechanism 101 with a transverse fragmentation roller, placed for example above the receiving end plate 16 of the second longitudinal table 5.
  • a transverse fragmentation roller placed for example above the receiving end plate 16 of the second longitudinal table 5.
  • two offset mechanisms 101 longitudinally from upstream to downstream are planned.
  • the mechanism 101 comprises a rotary transverse roller driven with fragmentation 102 which is carried by suspension means 103 mounted on the fixed frame 21.
  • the suspension means 103 comprise end pendulums 104 which carry the ends of the roller 102, one of which is provided with a drive motor, for example hydraulic 105.
  • the suspension means 103 also comprise an upper cradle 106 which comprises lateral supports 107 connected by crosspieces 108 and articulated on the fixed frame 21 by means of transverse pivots 109.
  • the end pendulums 104 are connected to the lateral supports 107 by means of pairs of front and rear rods 110 and 111, the lower ends of which are provided with heads 112 and 113 which are articulated on either side of the ends of the roller 102, on the pendulums 104 by means of transverse pivots 114 and 115 and which slide freely through longitudinal arms 116 of the lateral supports 107, the upper ends of the rods 110 and 111 being provided with adjustment nuts 117 and 118
  • the rods 110 and 111 are arranged so as to form V open upwards.
  • the suspension means 103 further comprise central rods 119, substantially vertical, the lower ends of which are provided with heads 120 which are articulated on the fixed frame 21 by means of transverse pivots 121 and which slide freely through longitudinal arms 122 of the lateral supports 107.
  • the upper ends of the central rods 119 are provided with adjustment nuts 124 .
  • the heads 120 have shoulders 125 on which the longitudinal arms 122 can bear.
  • the suspension means 103 also comprise means for returning the roller 102 to an equilibrium position.
  • These return means comprise pairs of springs 126 and 127 which are arranged around the rods 110 and 111, between the heads 112 and 113 and the end portions of the longitudinal arms 116, the preload of these springs 126 and 127 being provided by nuts 117 and 118.
  • These return means also include central springs 128 which are arranged around the rods 119, between the longitudinal arms 122 by means of washers 129 and the nuts. 124, by means of washers 130, the prestressing of these springs 128 being ensured by the nuts 124.
  • the roller 102 is cylindrical and is provided at its periphery with protruding pins or fingers 131 added partially engaged in housings of the roller 102 and fixed by means of screws 132.
  • the roller 102 is cylindrical and is provided at its periphery with protruding pins or fingers 133 screwed directly into housings of the transverse roller.
  • Mechanism 101 can operate in the following manner.
  • the cradle 106 In the low equilibrium position of the fragmentation roller 102, on the one hand the cradle 106 is in the low position, the longitudinal arms 112 being forced to bear on the shoulders 125 of the heads 120 of the rods 119 under the effect springs 128, and, on the other hand, the nuts 117 and 118 are supported on the longitudinal arms 116 under the effect of the springs 126 and 127.
  • the cooling of the metal M along its path upstream of the mechanism 101 is such that the metal fragments M are solidified when they reach this mechanism 101.
  • the fingers of the transverse roller 102 can meet the fragments, in particular the largest and / or the clusters of fragments , and possibly cause their further fragmentation by percussion or punching.
  • the transverse roller 102 may have a tendency to lift and move upstream and / or downstream, by upward movement and / or tilting. end balancers 104, by compressing return springs 126 and 127.
  • the transverse roller 102 may tend to lift further. In this case, to compensate for additional stresses acting on the transverse roller 102, it is then the cradle 106 which can be lifted by pivoting around the transverse pivots 109, moving away from the shoulders 125 and compressing the central springs 128.
  • the springs 126 and 127 on the one hand and the central springs 128 on the other hand are dimensioned and prestressed so that the increase in the effects of fragmentation above, resulting from the above-mentioned progressiveness of the lifting of the transverse roller 102 , is established by the fact that the springs 126 and 127 oppose the lifting of the transverse roller 102 on a first stroke and that the central springs 128 are added to the springs 126 and 127 to oppose an additional lifting of the transverse roller 102 on a second race extending upwards the first race.
  • the mechanism 101 with transverse fragmentation roller 102 could be provided at another location along the longitudinal tables 4 and 5.
  • several mechanisms 101 with transverse fragmentation roller 102 spaced apart could be provided along one or more longitudinal tables 4 and 5.
  • the cradle 106 pivotally mounted could be replaced by vertical sliding means carrying the pendulums 104 and subjected to central springs equivalent to the central springs 128.
  • the installation 1 comprises, between the first table 4 and the last table 5 described above, several successive intermediate vibrating tables 42, which respectively comprise a plurality of successive plates 43, made of copper, determining the surfaces for receiving the metal 44 and which are respectively provided with vibration drive means which can be equivalent to those described above.
  • the successive plates 43 of each intermediate table 42 slightly overlap, the upstream plates having downstream transverse edges placed on upstream transverse edges of the downstream plates, the upper face of each plate being substantially horizontal.
  • the downstream end edges of the plates of the intermediate tables 42 are situated above and at a distance from the upstream end edges of the upstream plates of the tables which follow them, so that each can vibrate independently.
  • the falls of the metal M thus caused can be much lower than the significant fall occurring between the first table 4 and the first of the intermediate tables 43.
  • the first plate (s) 6b which determine an upstream zone, of the first table 4 are inclined downstream, so that, when the metal M is poured from the ramp 35, this inclination produces a driving effect downstream of the metal M and prevents the metal from stagnating on these plates, thus making cooling more efficient and protecting the plates against risks of tearing of the metal from the plates and their perforation.
  • this inclination can be between two and ten degrees.
  • the plate 16 located below the mechanism (s) 101 could be provided on a last vibrating reception table independent of the anterior reception tables.
  • the mechanism 101 with transverse fragmentation roller as well as the cooling means producing, on the receiving table or tables, a first cooling zone using a liquid-coolant emulsion and a second zone using only a coolant. could be used in an installation of different structure and operation.
  • one or more mechanisms 101 with transverse fragmentation rollers could be provided above anterior tables, in particular on at least one of the intermediate tables 42, preferably providing steel plates below these mechanisms.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Metal Rolling (AREA)
  • Crushing And Grinding (AREA)

Claims (25)

  1. Verfahren zur Umwandlung eines Metalls im flüssigen Zustand in ein Metall im festen und zerkleinerten Zustand auf wenigstens zwei aufeinander folgenden Tischen, umfassend:
    Ausgießen des Metalls im flüssigen Zustand auf einen stromabwärts geneigten stromaufwärtigen Teil einer ersten Aufnahmefläche (7) eines ersten gekühlten Tisches (4),
    Rütteln des ersten Tisches, so dass sich das Metall in Richtung eines stromabwärtigen Endes der Aufnahmefläche dieses ersten Tisches bewegt,
    Fallen lassen des Metalls vom stromabwärtigen Ende des ersten Tisches auf einen stromaufwärtigen Teil einer zweiten Aufnahmefläche (17) eines zweiten gekühlten Tisches (5),
    Rütteln des zweiten Tisches, so dass sich das Metall in Richtung eines stromabwärtigen Endes der Aufnahmefläche dieses zweiten Tisches bewegt,
    Hindurchleiten des Metalls unter wenigstens einer quer angeordneten rotierenden Zerkleinerungswalze (102), die über einem stromabwärtigen Tisch angeordnet ist, der sich stromabwärts des ersten Tisches (5) befindet,
    Rütteln des letzten Tisches, so dass sich das Metall in Richtung eines stromabwärtigen Endes der Aufnahmefläche dieses stromabwärtigen Tisches bewegt, und
    Austragen des zerkleinerten und erstarrten Metalls am stromabwärtigen Ende der Aufnahmefläche dieses stromabwärtigen Tisches.
  2. Verfahren nach Anspruch 1, wobei das Metall erstarren gelassen wird, wenn es die Zerkleinerungswalze (102) erreicht.
  3. Verfahren nach einem der Ansprüche 1 und 2, umfassend: Hindurchleiten einer Emulsion einer Flüssigkeit und eines Gases in quer verlaufenden Kanälen (24) eines stromaufwärtigen Kühlbereichs und Hindurchleiten einer Flüssigkeit in quer verlaufenden Kanälen (32) eines stromabwärtigen Kühlbereichs, wobei diese Kühlbereiche in der Längsrichtung der Aufnahmetische aufeinanderfolgen.
  4. Verfahren nach einem der Ansprüche 1 bis 3, wobei der zweite Tisch den stromabwärtigen Tisch (5) bildet.
  5. Verfahren nach einem der Ansprüche 1 bis 3, umfassend:
    Leiten des Metalls auf die Aufnahmefläche wenigstens eines gekühlten Zwischentisches, der sich zwischen dem zweiten Tisch und dem stromabwärtigen Tisch befindet, wobei das Metall von einem Tisch auf den anderen fallen gelassen wird,
    Rütteln des Zwischentisches, so dass sich das Metall in Richtung eines stromabwärtigen Endes der Aufnahmefläche dieses Zwischentisches bewegt.
  6. Verfahren nach einem der vorhergehenden Ansprüche, wobei die Zerkleinerungswalze (102) auf einem ersten Weg von ersten Federn (126, 127) beaufschlagt wird, und auf einem zweiten Weg, der den ersten Weg verlängert, von zweiten Federn (128), die sich an die ersten Federn anschließen.
  7. Anlage zur Umwandlung eines Metalls im flüssigen Zustand in ein Metall im festen und zerkleinerten Zustand, umfassend:
    - einen ersten Rütteltisch (4), der eine erste Aufnahmefläche (6) für das Metall, die ein stromaufwärtiges Ende und ein stromabwärtiges Austragsende aufweist, Mittel (24) zum Kühlen des ersten Tisches und Mittel (14) zum Rütteln des ersten Tisches, so dass sich das Metall vom stromaufwärtigen Ende stromabwärts bewegt, umfasst,
    - Mittel (35, 37) zum Ausgießen des Metalls im flüssigen Zustand auf einen stromaufwärtigen Teil der ersten Aufnahmefläche (7) des ersten Tisches (4),
    - einen zweiten Rütteltisch (5), der eine zweite Aufnahmefläche (17) für das Metall, die ein stromaufwärtiges Ende und ein stromabwärtiges Austragsende aufweist, wobei sich der stromaufwärtige Teil (17a) der Aufnahmefläche des zweiten Tisches (5) unterhalb des stromabwärtigen Endes (7b) der ersten Aufnahmefläche (7) des ersten Tisches (4) und in einem Abstand davon befindet, so dass das Metall vom ersten Tisch (4) auf den zweiten Tisch (5) hinabfällt, Mittel (32) zum Kühlen des zweiten Tisches (5) und Mittel (23) zum Rütteln des zweiten Tisches (5), so dass sich das Metall vom stromaufwärtigen Ende stromabwärts bewegt, umfasst,
    - einen stromabwärtigen Rütteltisch (5), der eine zweite Aufnahmefläche (17) für das Metall, die ein stromaufwärtiges Ende und ein stromabwärtiges Austragsende aufweist, und Mittel (23) zum Rütteln des stromabwärtigen Tisches (5), so dass sich das Metall vom stromaufwärtigen Ende stromabwärts bewegt, umfasst,
    - wenigstens eine rotierende Zerkleinerungswalze (102), die über diesem stromabwärtigen Tisch und quer zur Bewegung des Metalls auf diesem Tisch angeordnet ist.
  8. Anlage nach Anspruch 7, wobei der zweite Tisch den stromabwärtigen Tisch bildet.
  9. Anlage nach Anspruch 7, welche wenigstens einen Zwischentisch, der sich zwischen dem zweiten Tisch und dem stromabwärtigen Tisch befindet, Mittel zum Rütteln dieses Zwischentisches und Mittel zum Kühlen dieses Zwischentisches umfasst.
  10. Anlage nach einem der Ansprüche 7 bis 9, wobei die Tische Aufnahmeplatten umfassen, welche aus Kupfer ausgebildet sind, mit Ausnahme wenigstens des unter der Zerkleinerungswalze befindlichen Teils des stromabwärtigen Tisches, welcher eine Platte umfasst, die aus Stahl ausgebildet ist.
  11. Anlage nach einem der Ansprüche 7 bis 10, wobei die Mittel zum Rütteln der Tische gemeinsame Mittel sind.
  12. Anlage nach einem der Ansprüche 7 bis 11, wobei die Mittel zum Rütteln der Tische getrennt sind.
  13. Anlage nach einem der Ansprüche 7 bis 12, wobei die Tische Platten (6, 15, 16) umfassen, wobei die Kühlmittel Strömungskanäle für ein Kühlfluid aufweisen, die im Inneren dieser Platten ausgebildet sind.
  14. Anlage nach einem der Ansprüche 7 bis 13, wobei die Tische in einem stromaufwärtigen Bereich der Anlage wenigstens eine Platte (6) umfassen, die Strömungskanäle (24) aufweist, die mit Spritzdüsen (27) für eine Flüssigkeits-Gas-Kühlemulsion versehen sind, und in einem stromabwärtigen Bereich, der sich an den stromaufwärtigen Bereich anschließt, wenigstens eine Platte (15), die Strömungskanäle (32) für eine Kühlflüssigkeit aufweist.
  15. Anlage nach einem der Ansprüche 7 bis 14, welche Mittel zur Aufhängung der Zerkleinerungswalze umfasst, die Rückholfedern enthalten.
  16. Anlage nach Anspruch 15, wobei die Aufhängungsmittel (103) Schwinghebel (104), auf denen die Enden der Zerkleinerungswalze (102) drehbar gelagert sind, bewegliche Abstützmittel (107) für diese Schwinghebel, Rückholmittel (126, 127) für die Zerkleinerungswalze, die den Bewegungen der Schwinghebel in Bezug auf die beweglichen Abstützmittel entgegenwirken, und Rückholmittel (128), die den Bewegungen dieser beweglichen Abstützungen (107) entgegenwirken, umfassen.
  17. Anlage nach Anspruch 16, wobei die Rückholmittel (126, 127, 128) in der Gleichgewichtsposition vorgespannt sind.
  18. Anlage nach einem der Ansprüche 7 bis 17, wobei die Zerkleinerungswalze (102) über einem stromabwärtigen Teil des stromabwärtigen Tisches (5) angeordnet ist.
  19. Anlage nach einem der Ansprüche 7 bis 18, wobei die Zerkleinerungswalze (102) auf ihrem Umfang mit einer Vielzahl von vorstehenden Fingern (131, 133) versehen ist.
  20. Anlage nach einem der Ansprüche 7 bis 19, wobei wenigstens der stromaufwärtige Teil der Aufnahmefläche des ersten Tisches stromabwärts geneigt ist.
  21. Anlage zur Umwandlung eines Metalls im flüssigen Zustand in ein Metall im festen und zerkleinerten Zustand, umfassend:
    - mehrere Rütteltische, die mit Aufnahmeplatten versehen sind, die vom stromaufwärtigen zum stromabwärtigen Ende aufeinander folgen und Aufnahmeflächen für das Metall aufweisen,
    - Mittel (35, 37) zum Ausgießen des Metalls im flüssigen Zustand auf einen stromaufwärtigen Teil des stromaufwärtigen Tisches (4),
    - Mittel (23) zum Rütteln der Tische (5), so dass sich das Metall vom stromaufwärtigen Ende stromabwärts bewegt,
    - wenigstens eine rotierende Zerkleinerungswalze (102), die über dem stromabwärtigen Tisch (5) und quer zur Bewegung des Metalls auf diesem Tisch angeordnet ist,
    wobei die Aufnahmeplatten aus Kupfer ausgebildet sind und mit Kühlmitteln versehen sind, mit Ausnahme der unter der rotierenden Zerkleinerungswalze befindlichen Aufnahmeplatte, die aus Stahl ausgebildet ist.
  22. Anlage nach Anspruch 21, wobei wenigstens zwei aufeinander folgende Platten in der vertikalen Richtung stark zueinander versetzt sind, so dass das Metall von einer auf die andere hinabfällt.
  23. Anlage nach einem der Ansprüche 21 und 22, welche einen stromaufwärtigen Bereich umfasst, in welchem wenigstens eine Platte (6) Strömungskanäle (24) aufweist, die mit Spritzdüsen (27) für eine Flüssigkeits-Gas-Kühlemulsion versehen sind, und einen stromabwärtigen Bereich, der sich an den stromaufwärtigen Bereich anschließt und in welchem wenigstens eine Platte (15) Strömungskanäle (32) für eine Kühlflüssigkeit aufweist.
  24. Anlage nach einem der Ansprüche 21 bis 23, welche Mittel zur Aufhängung der Zerkleinerungswalze umfasst, die Rückholfedern enthalten.
  25. Anlage nach einem der Ansprüche 21 bis 24, wobei wenigstens der stromaufwärtige Teil der Aufnahmefläche des ersten Tisches oder stromaufwärtigen Tisches stromabwärts geneigt ist.
EP14707426.4A 2013-03-06 2014-03-03 Verfahren und anlage zur umwandlung eines flüssigen metalls in ein festes metall Active EP2964412B1 (de)

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FR1352004A FR3002869B1 (fr) 2013-03-06 2013-03-06 Procede et installation de transformation d'un metal a l'etat liquide en un metal a l'etat solide
PCT/EP2014/054096 WO2014135501A2 (fr) 2013-03-06 2014-03-03 Procédé et installation de transformation d'un métal à l'état liquide en un métal à l'état solide

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US10536357B2 (en) * 2015-06-05 2020-01-14 Cisco Technology, Inc. Late data detection in data center
CN107537997B (zh) * 2017-09-14 2019-03-05 陕西远大新材料技术有限公司 直线振动浇铸机
CN108165687B (zh) * 2018-01-13 2019-09-06 十堰市郧阳区榕峰钢铁有限公司 一种炉渣粒化集热装置
CN112575201B (zh) * 2020-12-09 2022-04-15 清远楚江铜业有限公司 一种再生铜角料回收设备
CN115815573A (zh) * 2022-11-21 2023-03-21 苏州朗信智能科技有限公司 铁合金浇铸成型方法
CN115673330A (zh) * 2022-11-21 2023-02-03 苏州朗信智能科技有限公司 铁合金自动化浇铸设备
CN117182001A (zh) * 2023-09-18 2023-12-08 苏州朗信智能科技有限公司 用于液态金属浇注的模具和直线浇铸设备

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US20160016231A1 (en) 2016-01-21
FR3002869B1 (fr) 2015-10-23
BR112015021697A2 (pt) 2017-07-18
ES2777974T3 (es) 2020-08-06
FR3002869A1 (fr) 2014-09-12
CN105228776A (zh) 2016-01-06
CA2901872A1 (fr) 2014-09-12
WO2014135501A3 (fr) 2014-12-04
CN105228776B (zh) 2018-11-27
WO2014135501A2 (fr) 2014-09-12
EP2964412A2 (de) 2016-01-13
EA031271B1 (ru) 2018-12-28
ZA201506389B (en) 2017-02-22
US9950371B2 (en) 2018-04-24
BR112015021697B1 (pt) 2019-10-01
CA2901872C (fr) 2021-03-02
EA201591651A1 (ru) 2016-01-29

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