CN203679244U - Metal semisolid slurry preparation device - Google Patents
Metal semisolid slurry preparation device Download PDFInfo
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- CN203679244U CN203679244U CN201320810611.3U CN201320810611U CN203679244U CN 203679244 U CN203679244 U CN 203679244U CN 201320810611 U CN201320810611 U CN 201320810611U CN 203679244 U CN203679244 U CN 203679244U
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- 239000007787 solid Substances 0.000 claims description 44
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- 239000002826 coolant Substances 0.000 claims description 16
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- 239000007788 liquid Substances 0.000 abstract description 19
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Abstract
The utility model discloses a metal semisolid slurry preparation device and belongs to the technical field of material science. The device comprises three parts, namely a smelter, a rotating rod induction nucleation system, a rotating magnetic field generator and a crystallizer, wherein an overheated metal melt is heated to a preset temperature and is then poured right opposite to a rotating rod through a pouring gate, molten metal is spread around the rotating rod to form a melt film under the action of the tangential force of the rotating rod, the melt is promoted to be supercooled on a whole, a great quantity of primary phases in the melt film are induced to be nucleated, the liquid film is promoted to be uniformly spread around the rotating rod due to the existence of the magnetic field, and is uniformly supercooled, the smelt film flies away from the rotating rod after being temporarily spread, so as to prevent the primary phase from growing further, and finally, a microscopic structure in a small ball shape or in a ball-like shape is obtained. In the device, the rounding semisolid alloy slurry with a uniform structure is obtained through controlling the temperature and the velocity of the metal melt, the rotating speed of the rotating rod, and the current of the magnetic field generator.
Description
Technical field
The utility model relates to a kind of device of preparing metal semi-solid slurry, belongs to materials science field.
Background technology
Semi-solid metal forming (Semi-Solid Forming of Metals) is exactly having in the metal solidification process in certain solid-liquid interval, by it is carried out to strong agitation, add the methods such as grain refiner to change the nucleation and growth process of nascent solid phase, obtain that a kind of crystal grain is tiny, rounding, equally distributed solid-liquid mixed slurry.
Semi-solid metal forming technology is since being found by the research team of the Flemings of Massachusetts Institute Technology and propose the seventies in last century, Chinese scholars has proposed much to prepare the method for semi solid slurry, wherein electromagnetic agitating technology has occupied leading position therein, electromagnetic agitation is different from mechanical agitation, can in the process stirring, not pollute alloy pulp, can also prevent being involved in of in whipping process gas, stirring parameter is easily controlled, and is convenient to control the production of semi solid slurry.
Why electromagnetic stirring method can be exactly that the forcing of molten metal of having utilized electromagnetic force to produce flows to affect and control process of setting as the main flow preparation method of semi solid slurry, utilize by the relative motion of magnetic field and molten metal, in molten metal, produce induced electromotive force, electric current and magnetic field, make molten metal bear Lorentz force with the reciprocation of externally-applied magnetic field and produce to force mobilely, it is to belong to dendrite cracker technology under outer field action.
Traditional electromagnetic agitating technology is exactly in process of setting, the alloy primary phase of growing in dendrite mode is implemented to vigorous stirring, dendrite is ruptured, enter melt inside, realize the multiplication of crystal grain, that stirs is powerful larger, crystal grain doubling effect is more obvious, and crystal grain is thinner, but large, the preparation time of this traditional electromagnetic agitating technology pulping process energy consumption is long and in the time that stirring intensity exceedes a certain particular value, due to intercrystalline mutual collision, the effect of grain refinement variation on the contrary.
In order to address the above problem, the utility model provides transfer rod induced nucleation under a kind of alternating magnetic field coupling to prepare method and the device thereof of metal semi-solid slurry, the method is in pulping process, metal liquid film uniform spreading on transfer rod, evenly cross cold, rapid forming core under the inducing action turning, metal liquid film hightails after contacting with transfer rod is of short duration, prevent further growing up of crystal grain, obtain evenly, tiny equi-axed crystal, and can directly combine with concrete formation system, have simple to operate, energy consumes low, the advantage that preparation time is short.
Summary of the invention
The purpose of this utility model is to provide one to prepare metal semi-solid slurry device, realize the even excessively cold of metal bath, can better promote the forming core of primary phase and free nucleus is uniformly distributed in melt, the final semi solid slurry that obtains even tissue, improve the quality of preparing semi solid slurry, reduce preparation time.
This device of preparing metal semi-solid slurry comprises bracing frame 1, magnetic field generator 3, buncher 5, speed control 6, driving belt 7, transfer rod 10, graphite stopper rod 11, thermocouple 12, smelting furnace 13, running channel 15, current controller 16, crystallizer 17, magnetic field generator 3, buncher 5, smelting furnace 13 is fixed on bracing frame 1, transfer rod 10 is fixed on bracing frame 1 and is positioned in the inner chamber of magnetic field generator 3, buncher 5 is connected by driving belt 7 with transfer rod 10, on smelting furnace 13, be provided with graphite stopper rod 11, thermocouple 12, running channel 15, running channel 15 is communicated with smelting furnace 13, the entrance of running channel 15 is located at the lower end of graphite stopper rod 11, the outlet of running channel 15 is just to transfer rod 10, be provided with crystallizer 17 in the bottom of magnetic field generator 3, buncher 5 is connected with speed control 6, current controller 16 is connected with magnetic field generator 3.
Another object of the present utility model is for the preparation of metal semi-solid slurry by the device of preparing metal semi-solid slurry; it is characterized in that: the rotating speed of transfer rod is 100 ~ 3000r/min; the size of electric current is 5 ~ 50A; in whole induced nucleation process, pass into protective gas; reduce oxidation and gas and be involved in, improve the quality of semi solid slurry.
The transfer rod of device described in the utility model can be driven and be rotated in the magnetic field of magnetic field generator generation by buncher, over-heat metal melt is just poured into a mould transfer rod through running channel after being heated to predetermined temperature, under the tangential force effect of transfer rod, the molten metal rod that rotates is sprawled formation melt film, transfer rod chilling action impels melt film entirety excessively cold, the a large amount of forming cores of the inner primary phase of induction melt film, liquid film uniform spreading around transfer rod is impelled in the magnetic field that magnetic field generator produces, obtain the liquid film of even thickness, after melt film is sprawled momently, under the centrifugal action of transfer rod, fly away from transfer rod, prevent from further crossing further growing up of cold-peace primary phase, the induced field in the inner generation of melt at alternating magnetic field simultaneously, melt inside is fully stirred, improve the uniformity of solute and Temperature Distribution, reduce the degree of crystal grain selective growth, reach grain refinement, the effect of nodularization.
Poring rate in device described in the utility model, the parameter of transfer rod and magnetic field generator is easily controlled, simple to operate, can continuous pouring, do not changing under the prerequisite of the formation system such as die casting machine, centrifuge structure, this device can be directly installed on its charging aperture, realizes the semi-solid-state shaping of short flow process.
The use procedure of device described in the utility model: before cast starts, Negotiation speed controller 6 and current controller 16 are set the size of current of rotating speed and the magnetic field generator 3 of buncher 5, over-heat metal melt 14 is just poured into a mould transfer rod 10 through running channel 15 be heated to predetermined temperature in smelting furnace 13 after, under the tangential force effect of transfer rod 10, the molten metal rod that rotates is sprawled formation melt film, transfer rod 10 chilling actions impel melt film entirety excessively cold, the a large amount of forming cores of the inner primary phase of induction melt film, liquid film uniform spreading around transfer rod 10 is impelled in the magnetic field that magnetic field generator 3 produces, obtain the liquid film of even thickness, after melt film is sprawled momently, under the centrifugal action of transfer rod 10, fly away from transfer rod 10, prevent from further crossing further growing up of cold-peace primary phase, in crystallizer 17, obtain the semi solid slurry with tiny spherical or torulose microscopic structure, in this device, pass through to control the temperature of metal bath, flow velocity, the rotating speed of transfer rod, the size of current of magnetic field generator obtains even tissue, the semi-solid alloy slurry of rounding.
The beneficial effects of the utility model
:
(1) device and method of the present utility model can obtain the semi-solid alloy slurry of even tissue, rounding, the semi-solid alloy slurry of preparing by this device and method, and its microscopic structure obtains obvious refinement, and form is rounding more, and primary phase is more evenly distributed;
(2) device and method of the present utility model can obtain free of contamination semi-solid alloy slurry, does not need to add any alterant and can be to its atmosphere protection in the preparation process of slurry, other composition can not brought in alloy and affect experimental result;
(3) because transfer rod rotating speed and magnetic field intensity can regulate, the diameter of transfer rod and magnetic field generator inner core can change, technological parameter that therefore can be suitable according to concrete choice of experimental conditions;
(4) apparatus structure is simple, slurrying flow process is short, can continuous slurrying, cost is low, efficiency is high, meanwhile, can be combined with other formers, directly preparation has the semisolid device of premium properties, has reduced semi solid slurry and has stored and carry required cost.
Brief description of the drawings
Fig. 1 is Quench rod of the present utility model and the compound semi solid slurry apparatus structure schematic diagram of preparing of electromagnetic agitation;
Fig. 2 is metallographic structure figure before treatment;
Fig. 3 is semi solid slurry metallographic structure figure prepared by embodiment 1;
Fig. 4 is semi solid slurry metallographic structure figure prepared by embodiment 2;
Fig. 5 is semi solid slurry metallographic structure figure prepared by embodiment 3;
In figure: 1-bracing frame, 2-magnetic field generator inner core cooling water inlet, 3-magnetic field generator, 4-magnetic field generator inner core coolant outlet, 5-buncher, 6-speed control, 7-driving belt, 8-transfer rod cooling water inlet, 9-transfer rod coolant outlet, 10-transfer rod, 11-graphite stopper rod, 12-thermocouple, 13-smelting furnace, 14-low overheat melt, 15-running channel, 16-current controller, 17-crystallizer.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but the protection domain of this law is not limited to described content.
Embodiment 1
Described in the present embodiment, preparing metal semi-solid slurry device comprises: bracing frame 1, magnetic field generator 3, buncher 5, speed control 6, driving belt 7, transfer rod 10, graphite stopper rod 11, thermocouple 12, smelting furnace 13, running channel 15, current controller 16, crystallizer 17, magnetic field generator 3, buncher 5, smelting furnace 13 is fixed on bracing frame 1, transfer rod 10 is fixed on bracing frame 1 and is positioned in the inner chamber of magnetic field generator 3, buncher 5 is connected by driving belt 7 with transfer rod 10, on smelting furnace 13, be provided with graphite stopper rod 11, thermocouple 12, running channel 15, running channel 15 is communicated with smelting furnace 13, the entrance of running channel 15 is located at the lower end of graphite stopper rod 11, the outlet of running channel 15 is just to transfer rod 10, be provided with crystallizer 17 in the bottom of magnetic field generator 3, buncher 5 is connected with speed control 6, current controller 16 is connected with magnetic field generator 3, as shown in Figure 1.
The diameter of transfer rod described in the utility model is 100mm, and magnetic field generator inner diameter of steel flue size is 300mm, and the distance between transfer rod and magnetic field generator inner core is 90mm.
Device described in the present embodiment is comprised the steps: for the preparation of the semi solid slurry of Al-25%Si alloy
(1) Al-25%Si alloy (778 DEG C, liquidus temperature line, 577 DEG C of solidus temperatures) the low overheat melt 14 that adopts intermediate frequency furnace melting to prepare is proceeded to 790 DEG C of insulation 2h in smelting furnace 13, guarantee that low overheat melt 14 mixes;
(2) set technological parameter: the rotating speed 500r/min of transfer rod 10 and the current strength 25A of magnetic field generator 3, unplug graphite stopper rod 11, metal bath is just poured into a mould transfer rod 10 by running channel 15, transfer rod 10 acts on alloy melt, due to the shear action of transfer rod 10, the molten metal rod that rotates 10 is sprawled formation melt film, transfer rod 10 chilling actions impel melt film entirety excessively cold, the a large amount of forming cores of the inner primary phase of induction melt film, liquid film uniform spreading around transfer rod is impelled in the magnetic field that magnetic field generator 3 produces, obtain the liquid film of even thickness, after what melt film was of short duration sprawl, under the centrifugal action of transfer rod, fly away from transfer rod, prevent from further crossing further growing up of cold-peace primary phase.
The semi solid slurry of the Al-25%Si alloy that the present embodiment prepares, metallographic structure figure as shown in Figure 3, as shown in Figure 2, compare and can find out the semi solid slurry fine microstructures of Al-25%Si alloy, evenly by semi solid slurry metallographic structure before treatment.
Described in the present embodiment, preparing metal semi-solid slurry device comprises: bracing frame 1, magnetic field generator 3, buncher 5, speed control 6, driving belt 7, transfer rod 10, graphite stopper rod 11, thermocouple 12, smelting furnace 13, running channel 15, current controller 16, crystallizer 17, magnetic field generator 3, buncher 5, smelting furnace 13 is fixed on bracing frame 1, transfer rod 10 is fixed on bracing frame 1 and is positioned in the inner chamber of magnetic field generator 3, buncher 5 is connected by driving belt 7 with transfer rod 10, on smelting furnace 13, be provided with graphite stopper rod 11, thermocouple 12, running channel 15, running channel 15 is communicated with smelting furnace 13, the entrance of running channel 15 is located at the lower end of graphite stopper rod 11, the outlet of running channel 15 is just to transfer rod 10, be provided with crystallizer 17 in the bottom of magnetic field generator 3, buncher 5 is connected with speed control 6, current controller 16 is connected with magnetic field generator 3.
The diameter of transfer rod described in the utility model is 200mm, and magnetic field generator inner diameter of steel flue size is 500mm, and the distance between transfer rod and magnetic field generator inner core is 150mm.
Device described in the present embodiment is comprised the steps: for the preparation of the semi solid slurry of Al-25%Si alloy
(1) Al-25%Si alloy (778 DEG C, liquidus temperature line, 577 DEG C of solidus temperatures) the low overheat melt 14 that adopts intermediate frequency furnace melting to prepare is proceeded to 790 DEG C of insulation 2h in smelting furnace 13, guarantee that low overheat melt low overheat melt 14 mixes;
(2) set technological parameter: the rotating speed 400r/min of transfer rod 10 and the current strength 20A of magnetic field generator 3, unplug graphite stopper rod 11, metal bath is just poured into a mould transfer rod 10 by running channel 15, transfer rod 10 acts on alloy melt, due to the shear action of transfer rod 10, the molten metal rod that rotates 10 is sprawled formation melt film, transfer rod 10 chilling actions impel melt film entirety excessively cold, the a large amount of forming cores of the inner primary phase of induction melt film, liquid film uniform spreading around transfer rod is impelled in the magnetic field that magnetic field generator 3 produces, obtain the liquid film of even thickness, after what melt film was of short duration sprawl, under the centrifugal action of transfer rod, fly away from transfer rod, prevent from further crossing further growing up of cold-peace primary phase.
The semi solid slurry of the Al-25%Si alloy that the present embodiment prepares, metallographic structure figure as shown in Figure 4, the semi solid slurry fine microstructures of Al-25%Si alloy, evenly as seen from the figure.
Described in the present embodiment, preparing metal semi-solid slurry device comprises: bracing frame 1, magnetic field generator 3, buncher 5, speed control 6, driving belt 7, transfer rod 10, graphite stopper rod 11, thermocouple 12, smelting furnace 13, running channel 15, current controller 16, crystallizer 17, magnetic field generator 3, buncher 5, smelting furnace 13 is fixed on bracing frame 1, transfer rod 10 is fixed on bracing frame 1 and is positioned in the inner chamber of magnetic field generator 3, buncher 5 is connected by driving belt 7 with transfer rod 10, on smelting furnace 13, be provided with graphite stopper rod 11, thermocouple 12, running channel 15, running channel 15 is communicated with smelting furnace 13, the entrance of running channel 15 is located at the lower end of graphite stopper rod 11, the outlet of running channel 15 is just to transfer rod 10, be provided with crystallizer 17 in the bottom of magnetic field generator 3, buncher 5 is connected with speed control 6, current controller 16 is connected with magnetic field generator 3.
The diameter of transfer rod described in the utility model is 30mm, and magnetic field generator inner diameter of steel flue size is 100mm, and the distance between transfer rod and magnetic field generator inner core is 35mm.
Device described in the present embodiment is comprised the steps: for the preparation of the semi solid slurry of Al-25%Si alloy
(1) Al-25%Si alloy (778 DEG C, liquidus temperature line, 577 DEG C of solidus temperatures) the low overheat melt 14 that adopts intermediate frequency furnace melting to prepare is proceeded to 790 DEG C of insulation 2h in smelting furnace 13, guarantee that low overheat melt 14 mixes;
(2) set technological parameter: the rotating speed 100r/min of transfer rod 10 and the current strength 25A of magnetic field generator 3, unplug graphite stopper rod 11, metal bath is just poured into a mould transfer rod 10 by running channel 15, transfer rod 10 acts on alloy melt, due to the shear action of transfer rod 10, the molten metal rod that rotates 10 is sprawled formation melt film, transfer rod 10 chilling actions impel melt film entirety excessively cold, the a large amount of forming cores of the inner primary phase of induction melt film, liquid film uniform spreading around transfer rod is impelled in the magnetic field that magnetic field generator 3 produces, obtain the liquid film of even thickness, after what melt film was of short duration sprawl, under the centrifugal action of transfer rod, fly away from transfer rod, prevent from further crossing further growing up of cold-peace primary phase.
The semi solid slurry of the Al-25%Si alloy that the present embodiment prepares, metallographic structure figure as shown in Figure 5, the semi solid slurry fine microstructures of Al-25%Si alloy, evenly as seen from the figure.
Described in the present embodiment, preparing metal semi-solid slurry device comprises: bracing frame 1, magnetic field generator 3, buncher 5, speed control 6, driving belt 7, transfer rod 10, graphite stopper rod 11, thermocouple 12, smelting furnace 13, running channel 15, current controller 16, crystallizer 17, magnetic field generator 3, buncher 5, smelting furnace 13 is fixed on bracing frame 1, transfer rod 10 is fixed on bracing frame 1 and is positioned in the inner chamber of magnetic field generator 3, buncher 5 is connected by driving belt 7 with transfer rod 10, on smelting furnace 13, be provided with graphite stopper rod 11, thermocouple 12, running channel 15, running channel 15 is communicated with smelting furnace 13, the entrance of running channel 15 is located at the lower end of graphite stopper rod 11, the outlet of running channel 15 is just to transfer rod 10, be provided with crystallizer 17 in the bottom of magnetic field generator 3, buncher 5 is connected with speed control 6, current controller 16 is connected with magnetic field generator 3.
The diameter of transfer rod described in the utility model is 80mm, and magnetic field generator inner diameter of steel flue size is 200mm, and the distance between transfer rod and magnetic field generator inner core is 60mm.
Device described in the present embodiment is comprised the steps: for the preparation of the semi solid slurry of hypereutectic high chromium cast iron alloy (Cr:19.4%, C:3.86%, Si:2.7%)
(1) hypereutectic high chromium cast iron alloy (1337 DEG C, liquidus temperature line, 1276 DEG C of solidus temperatures) the low overheat melt 14 that adopts intermediate frequency furnace melting to prepare is proceeded to 1400 DEG C of insulation 2h in smelting furnace 13, guarantee that low overheat melt 14 mixes;
(2) set technological parameter: the rotating speed 3000r/min of transfer rod 10 and the current strength 5A of magnetic field generator 3, unplug graphite stopper rod 11, metal bath is just poured into a mould transfer rod 10 by running channel 15, transfer rod 10 acts on alloy melt, due to the shear action of transfer rod 10, the molten metal rod that rotates 10 is sprawled formation melt film, transfer rod 10 chilling actions impel melt film entirety excessively cold, the a large amount of forming cores of the inner primary phase of induction melt film, liquid film uniform spreading around transfer rod is impelled in the magnetic field that magnetic field generator 3 produces, obtain the liquid film of even thickness, after what melt film was of short duration sprawl, under the centrifugal action of transfer rod, fly away from transfer rod, prevent from further crossing further growing up of cold-peace primary phase.
Described in the present embodiment, preparing metal semi-solid slurry device comprises: bracing frame 1, magnetic field generator 3, buncher 5, speed control 6, driving belt 7, transfer rod 10, graphite stopper rod 11, thermocouple 12, smelting furnace 13, running channel 15, current controller 16, crystallizer 17, magnetic field generator 3, buncher 5, smelting furnace 13 is fixed on bracing frame 1, transfer rod 10 is fixed on bracing frame 1 and is positioned in the inner chamber of magnetic field generator 3, buncher 5 is connected by driving belt 7 with transfer rod 10, on smelting furnace 13, be provided with graphite stopper rod 11, thermocouple 12, running channel 15, running channel 15 is communicated with smelting furnace 13, the entrance of running channel 15 is located at the lower end of graphite stopper rod 11, the outlet of running channel 15 is just to transfer rod 10, be provided with crystallizer 17 in the bottom of magnetic field generator 3, buncher 5 is connected with speed control 6, current controller 16 is connected with magnetic field generator 3.
The diameter of transfer rod described in the utility model is 120mm, and magnetic field generator inner diameter of steel flue size is 400mm, and the distance between transfer rod and magnetic field generator inner core is 130mm.
Device described in the present embodiment is comprised the steps: for the preparation of the semi solid slurry of hypereutectic high chromium cast iron alloy (Cr:19.4%, C:3.86%, Si:2.7%)
(1) hypereutectic high chromium cast iron alloy (1337 DEG C, liquidus temperature line, 1276 DEG C of solidus temperatures) the low overheat melt 14 that adopts intermediate frequency furnace melting to prepare is proceeded to 1400 DEG C of insulation 2h in smelting furnace 13, guarantee that low overheat melt 14 mixes;
(2) set technological parameter: the rotating speed 2000r/min of transfer rod 10 and the current strength 50A of magnetic field generator 3, unplug graphite stopper rod 11, metal bath is just poured into a mould transfer rod 10 by running channel 15, transfer rod 10 acts on alloy melt, due to the shear action of transfer rod 10, the molten metal rod that rotates 10 is sprawled formation melt film, transfer rod 10 chilling actions impel melt film entirety excessively cold, the a large amount of forming cores of the inner primary phase of induction melt film, liquid film uniform spreading around transfer rod is impelled in the magnetic field that magnetic field generator 3 produces, obtain the liquid film of even thickness, after what melt film was of short duration sprawl, under the centrifugal action of transfer rod, fly away from transfer rod, prevent from further crossing further growing up of cold-peace primary phase.
Claims (2)
1. a device of preparing metal semi-solid slurry, is characterized in that: this device comprises bracing frame (1), magnetic field generator (3), buncher (5), speed control (6), driving belt (7), transfer rod (10), graphite stopper rod (11), thermocouple (12), smelting furnace (13), running channel (15), current controller (16), crystallizer (17), magnetic field generator (3), buncher (5), smelting furnace (13) is fixed on bracing frame (1), transfer rod (10) is fixed on bracing frame (1) above and is positioned in the inner chamber of magnetic field generator (3), buncher (5) is connected by driving belt (7) with transfer rod (10), is provided with graphite stopper rod (11) on smelting furnace (13), thermocouple (12), running channel (15), running channel (15) is communicated with smelting furnace (13), the entrance of running channel (15) is located at the lower end of graphite stopper rod (11), the outlet of running channel (15) is just to transfer rod (10), be provided with crystallizer (17) in the bottom of magnetic field generator (3), buncher (5) is connected with speed control (6), and current controller (16) is connected with magnetic field generator (3).
2. the device of preparing metal semi-solid slurry according to claim 1, it is characterized in that: transfer rod (10) and rotating magnetic field generator (3) inner core are hollow, transfer rod (10) is provided with transfer rod cooling water inlet (8), transfer rod coolant outlet (9), rotating magnetic field generator (3) is provided with magnetic field generator inner core cooling water inlet (2), magnetic field generator inner core coolant outlet (4), can pass into recirculated cooling water.
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103658608A (en) * | 2013-12-11 | 2014-03-26 | 昆明理工大学 | Device and application for preparing metal semi-solid slurry |
CN104128592A (en) * | 2014-08-14 | 2014-11-05 | 昆明理工大学 | Device for refining metal solidification structure with electric current pulses |
CN108580814A (en) * | 2018-03-29 | 2018-09-28 | 南昌大学 | A method of preparing metal semi-solid slurry |
CN113275520A (en) * | 2020-02-19 | 2021-08-20 | 丰田自动车株式会社 | Method for producing semi-solidified molten metal |
WO2022237705A1 (en) * | 2021-05-10 | 2022-11-17 | 武汉理工大学 | Impurity removal method for silicate solid waste and use thereof |
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2013
- 2013-12-11 CN CN201320810611.3U patent/CN203679244U/en not_active Expired - Fee Related
Cited By (7)
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CN103658608A (en) * | 2013-12-11 | 2014-03-26 | 昆明理工大学 | Device and application for preparing metal semi-solid slurry |
CN104128592A (en) * | 2014-08-14 | 2014-11-05 | 昆明理工大学 | Device for refining metal solidification structure with electric current pulses |
CN108580814A (en) * | 2018-03-29 | 2018-09-28 | 南昌大学 | A method of preparing metal semi-solid slurry |
CN108580814B (en) * | 2018-03-29 | 2023-05-02 | 南昌大学 | Method for preparing metal semi-solid slurry |
CN113275520A (en) * | 2020-02-19 | 2021-08-20 | 丰田自动车株式会社 | Method for producing semi-solidified molten metal |
CN113275520B (en) * | 2020-02-19 | 2022-11-18 | 丰田自动车株式会社 | Method for producing semi-solidified molten metal |
WO2022237705A1 (en) * | 2021-05-10 | 2022-11-17 | 武汉理工大学 | Impurity removal method for silicate solid waste and use thereof |
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