CN115854731A - High-low temperature melt mixing device and process - Google Patents
High-low temperature melt mixing device and process Download PDFInfo
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- CN115854731A CN115854731A CN202211701724.XA CN202211701724A CN115854731A CN 115854731 A CN115854731 A CN 115854731A CN 202211701724 A CN202211701724 A CN 202211701724A CN 115854731 A CN115854731 A CN 115854731A
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Abstract
The invention relates to a high-low temperature melt mixing device and a process, which comprises a first mechanical arm, a second mechanical arm, a smelting furnace, a first electromagnetic stirrer and a second electromagnetic stirrer, wherein the first electromagnetic stirrer and the second electromagnetic stirrer are arranged on the front side of the smelting furnace; the moving end of the first mechanical arm is provided with a first soup ladle for taking materials from the smelting furnace and moving the melt to a first electromagnetic stirrer; the second soup ladle that is used for getting the material from the smelting pot is installed to the removal end of second manipulator, and the drive of second manipulator second soup ladle moves to the second electromagnetic stirrer earlier, pours the thick liquids in the second soup ladle into in the first soup ladle again. The material is taken from the same smelting furnace, so that the temperature difference is realized in the electromagnetic stirring process, and the defects caused by complicated material taking operation from two smelting furnaces and the possible different slurry structures are avoided; meanwhile, the process flow completely conforms to the die-casting island process flow, the melt mixing process is implemented in the pulping process, the subsequent die-casting process flow does not need to be changed, and the practicability is high.
Description
The technical field is as follows:
the invention relates to a high-low temperature melt mixing device and a process.
Background art:
the high-low temperature melt mixing pulping process is a structure thinning process of a melt temperature treatment method. The treatment mode is characterized in that the high-temperature melt and the low-temperature melt are mixed, so that the high-temperature melt is rapidly cooled, and the low-temperature melt is rapidly heated, so that the mixed melt which has the properties of uniform distribution of the high-temperature melt and atomic segregation of the low-temperature melt is obtained, and the effect of refining the structure is achieved. In the mode of refining the structure, many scientists mostly adopt methods such as modification treatment, rapid solidification, semi-solid casting, ultrasonic vibration, spray forming and the like, and the methods can better refine the structure, but the methods mostly have a series of problems such as large investment, high cost, high energy consumption, complex process and the like, and cannot well meet the industrial production.
The invention content is as follows:
the invention is to improve the problems existing in the prior art, namely, the invention aims to provide a high-temperature and low-temperature melt mixing device and a process.
In order to achieve the purpose, the invention adopts the technical scheme that: a high-low temperature melt mixing device comprises a first mechanical arm, a second mechanical arm, a smelting furnace with a material taking port at the top, a first electromagnetic stirrer and a second electromagnetic stirrer, wherein the first electromagnetic stirrer and the second electromagnetic stirrer are transversely arranged on the front side of the smelting furnace side by side and are in a ring shape, and a cooling mechanism is arranged inside the second electromagnetic stirrer; the moving end of the first mechanical arm is provided with a first soup ladle for taking materials from the smelting furnace and moving the melt to a first electromagnetic stirrer; the second soup ladle for taking materials from the smelting furnace is installed at the moving end of the second manipulator, the second manipulator drives the second soup ladle to move to the second electromagnetic stirrer, and then slurry in the second soup ladle is poured into the first soup ladle.
Further, a first lifting mechanism is arranged right below the first electromagnetic stirrer, and a moving end of the first lifting mechanism is connected with the first battery stirrer so as to drive the first electromagnetic stirrer to move upwards to wrap the first soup ladle positioned right above the first electromagnetic stirrer; and a second lifting mechanism is arranged right below the second electromagnetic stirrer, and a moving end of the second lifting mechanism is connected with the second electromagnetic stirrer so as to drive the second electromagnetic stirrer to move upwards to wrap a second soup ladle positioned right above the second electromagnetic stirrer.
Furthermore, the first lifting mechanism and the second lifting mechanism both comprise a lifting platform, a lifting cylinder is vertically arranged right below the lifting platform, and the tail end of a cylinder rod of the lifting cylinder is fixedly connected with the bottom of the lifting platform.
Further, the first electromagnetic stirrer and the second electromagnetic stirrer respectively comprise a ring-shaped electromagnetic stirrer body, three electromagnetic coils are uniformly distributed at intervals from top to bottom inside the electromagnetic stirrer body, and a fan is installed at the bottom of the electromagnetic stirrer body.
Further, the cooling mechanism comprises a cooling net cover with an open top, a water inlet is formed in the bottom of the cooling net cover, and a water outlet is formed in the top of the cooling net cover.
Furthermore, the cooling net cover comprises an upper annular water pipe and a lower annular water pipe which are distributed in parallel up and down, and the upper annular water pipe is communicated with the lower annular water pipe through a plurality of intermediate water pipes which are uniformly distributed on the circumference; the water inlet is arranged at the bottom of the lower annular water pipe; the water outlet is arranged at the top of the upper annular water pipe.
Further, the melting furnace is arranged on the induction electromagnetic oven.
The invention adopts another technical scheme that: a high-low temperature melt mixing process comprises the following steps:
step S1: the second manipulator drives the second soup ladle to take materials from the melting furnace, then the second soup ladle is moved to a position right above the second electromagnetic stirrer, the second lifting mechanism drives the second electromagnetic stirrer to move upwards, so that the second electromagnetic stirrer wraps the second soup ladle, the second soup ladle is positioned inside the cooling mechanism, then the cooling mechanism cools the slurry in the second soup ladle, and the second electromagnetic stirrer electromagnetically stirs the slurry in the second soup ladle;
step S2: after the second soup ladle is completely taken out of the smelting furnace, the first manipulator drives the first soup ladle to take out of the smelting furnace and then moves to a position right above the first electromagnetic stirrer, the first lifting mechanism drives the first electromagnetic stirrer to move upwards, so that the first electromagnetic stirrer wraps the first soup ladle, and the first electromagnetic stirrer electromagnetically stirs slurry in the first soup ladle;
and step S3: after the stirring and cooling of the slurry in the second soup ladle are completed, the slurry in the second soup ladle is poured into the stirring first soup ladle by the second manipulator, so that the high-temperature melt and the low-temperature melt are mixed;
and step S4: after the mixed melt in the first soup ladle is stirred, the first mechanical arm drives the first soup ladle to pour the stirred mixed melt into a charging barrel of a die casting machine, and the mixed melt is cast and molded.
Compared with the prior art, the invention has the following effects: the invention has reasonable design, adopts the same smelting furnace to take materials, realizes different temperatures in the process of electromagnetic stirring, and avoids the defects caused by complicated operation of taking materials from two smelting furnaces and possible different slurry tissues; meanwhile, the process flow completely conforms to the die-casting island process flow, the melt mixing process is implemented in the pulping process, the follow-up die-casting process flow is not required to be changed, and the practicability and the price ratio are high.
Description of the drawings:
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic view of the construction of FIG. 1 with the first robot and furnace omitted;
FIG. 3 is a schematic view of the internal configuration of a second electromagnetic stirrer in the embodiment of the present invention;
fig. 4 is a schematic configuration diagram of the first elevating mechanism and the second elevating mechanism in the embodiment of the present invention.
In the figure:
1-a first manipulator; 2 a second manipulator; 3-a furnace; 4-a first electromagnetic stirrer; 5-a second electromagnetic stirrer; 6-a cooling mechanism; 7-a first soup ladle; 8-a second soup ladle; 9-a first lifting mechanism; 10-a second lifting mechanism; 11-a lifting platform; 12-a lifting cylinder; 13-control valve; 14-an electromagnetic stirrer body; 15-a solenoid coil; 16-a fan; 17-an electromagnetic stirring control box; 18-a cooling screen; 19-a water inlet; 20-a water outlet; 21-upper annular water pipe; 22-a lower annular water pipe; 23-an intermediate water pipe; 24-induction cookers; 25-a pneumatic power station; 26-frame.
The specific implementation mode is as follows:
the invention is described in further detail below with reference to the drawings and the detailed description.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1 to 4, the high-temperature and low-temperature melt mixing device of the present invention comprises a first manipulator 1, a second manipulator 2, a melting furnace 3 with a material taking port at the top, a first electromagnetic stirrer 4 and a second electromagnetic stirrer 5 which are arranged in parallel at the front side of the melting furnace 3 along the transverse direction and are both in a ring shape, and a cooling mechanism 6 is arranged inside the second electromagnetic stirrer 5; the moving end of the first mechanical arm 1 is provided with a first soup ladle 7 which is used for taking materials from the smelting furnace 3 and moving the melt to a first electromagnetic stirrer 4; the second soup ladle 8 used for taking materials from the smelting furnace 3 is installed at the moving end of the second mechanical arm 2, the second mechanical arm 2 drives the second soup ladle 8 to move to the second electromagnetic stirrer 2, and then slurry in the second soup ladle 8 is poured into the first soup ladle 7. In operation, the second manipulator 2 drives the second soup ladle 8 to take materials from the smelting furnace 3, and then the second soup ladle 8 is moved to the second electromagnetic stirrer 2, and the second electromagnetic stirrer 2 and the cooling mechanism 6 carry out electromagnetic stirring and cooling on the slurry in the second soup ladle 8; after the second soup ladle 8 is completely taken out of the smelting furnace, the first mechanical hand 1 drives the first soup ladle 7 to take out of the smelting furnace 3, then the first soup ladle is moved to the first electromagnetic stirrer 4, and the first electromagnetic stirrer 4 carries out electromagnetic stirring on the slurry in the first soup ladle 7; after the slurry in the second soup ladle 8 is stirred and cooled, the second manipulator 2 pours the slurry in the second soup ladle 8 into the stirring first soup ladle 7 to realize high-temperature and low-temperature melt mixing; after the mixed melt in the first soup ladle 7 is stirred, the first mechanical arm 1 drives the first soup ladle 7 to pour the stirred mixed melt into a charging barrel of a die casting machine, and the mixed melt is cast and molded.
In this embodiment, a first lifting mechanism 9 is disposed right below the first electromagnetic stirrer 4, and a moving end of the first lifting mechanism 9 is connected to the first battery stirrer 4 to drive the first electromagnetic stirrer to move upward to wrap the first soup ladle located right above the first electromagnetic stirrer. During operation, the first soup ladle is driven by the first manipulator to move to the position right above the first electromagnetic stirrer, and the first lifting mechanism drives the first electromagnetic stirrer to move upwards to cover the first soup ladle so as to electromagnetically stir the slurry in the first soup ladle.
In this embodiment, a second elevating mechanism 10 is disposed right below the second electromagnetic stirrer 5, and a moving end of the second elevating mechanism 10 is connected to the second electromagnetic stirrer 5 to drive the second electromagnetic stirrer to move upward to wrap the second soup ladle located right above the second electromagnetic stirrer. During operation, the second manipulator drives the second soup ladle to move to a position right above the second electromagnetic stirrer, and the second lifting mechanism drives the second electromagnetic stirrer to move upwards to the cooling mechanism to coat the first soup ladle, so that the slurry in the second soup ladle is electromagnetically stirred and cooled.
In this embodiment, the first lifting mechanism 9 and the second lifting mechanism 10 both include a lifting platform 11, a lifting cylinder 12 is vertically disposed under the lifting platform 11, and a cylinder rod end of the lifting cylinder 12 is fixedly connected to the bottom of the lifting platform 11. Preferably, the lifting cylinder 12 is connected with the pneumatic power station 25 through a pipeline, and the pipeline is provided with a control valve 13; when the lifting cylinder drives the lifting table to lift to a certain height, the control valve realizes the disconnection of the gas circuit, and the protection effect is achieved.
In this embodiment, the first electromagnetic stirrer 4 and the second electromagnetic stirrer 5 have the same structure, and each of the first electromagnetic stirrer 4 and the second electromagnetic stirrer 5 includes a ring-shaped electromagnetic stirrer body 14, three electromagnetic coils 15 are provided inside the electromagnetic stirrer body 14, the electromagnetic coils being spaced from top to bottom, and a fan 16 is mounted at the bottom of the electromagnetic stirrer body 14. Three electromagnetic coils form three layers of electromagnetic stirring from top to bottom, so that the integration of multiple stirring modes such as multilayer equidirectional stirring, multilayer reverse stirring, forward and reverse stirring of adjacent layers, oscillating type and pulse type stirring between layers can be realized, and the automation degree of semi-solid pulping and the grain refining effect can be improved. It should be noted that compared with mechanical stirring, electromagnetic stirring can achieve the effect of mechanical stirring of the melt without a stirring rod or other elements with similar actions during stirring, and pollution of the alloy melt or corrosion of the stirring rod can not be caused, and the stirring effect can be adjusted by arranging a controller.
In this embodiment, the cooling mechanism 6 includes a cooling screen 18 with an open top, the cooling screen 18 is fixedly installed inside the second electromagnetic stirrer 5, a water inlet 19 is disposed at the bottom of the cooling screen 18, and a water outlet 20 is disposed at the top of the cooling screen 18. Preferably, the cooling mesh enclosure 18 comprises an upper annular water pipe 21 and a lower annular water pipe 22 which are distributed in parallel up and down, and the upper annular water pipe 21 is communicated with the lower annular water pipe 22 through a plurality of intermediate water pipes 23 which are uniformly distributed circumferentially; the water inlet 19 is arranged at the bottom of the lower annular water pipe 22; the water outlet 20 is arranged at the top of the upper annular water pipe 21. During operation, cooling water is input to the lower annular water pipe through the water inlet, flows to the upper annular water pipe along the middle water pipe, and finally flows out of the water outlet. The heat of the melt is taken away by flowing water, and the process is free from any pollution. It should be noted that the cooling water absorbing heat can be used in other occasions to realize energy recovery and reuse, and the process is green and environment-friendly.
In this embodiment, the melting furnace 3 is disposed on the induction electromagnetic oven 24, and the induction electromagnetic oven can heat and melt the slurry in the melting furnace and maintain a certain temperature. It should be noted that the slurry in the melting furnace is heated to a certain temperature by the induction electromagnetic oven and then cooled to a set temperature along with the furnace.
In this embodiment, the second electromagnetic stirrer 5 is located directly in front of the melting furnace 3, the second manipulator 2 is located directly above the second electromagnetic stirrer 5, the first manipulator 1 is located on the left side of the melting furnace 3, the first electromagnetic stirrer 4 is located on the front side of the first manipulator 1, and the first electromagnetic stirrer, the second manipulator, the first lifting mechanism, and the second lifting mechanism are all mounted on the rack.
It should be noted that, the existing industrial manipulator of first manipulator and second manipulator is got material, is removed, the feed to the soup ladle, and here no longer does too much repetition to the concrete structure of first manipulator and second manipulator and gives unnecessary details.
In this embodiment, a high-temperature and low-temperature melt mixing process includes the following steps:
step S1: the second manipulator 2 drives the second soup ladle 8 to take materials from the smelting furnace 3, and then the materials are moved to the position right above the second electromagnetic stirrer 5, the second lifting mechanism 10 drives the second electromagnetic stirrer 5 to move upwards, so that the second soup ladle 8 is wrapped by the second electromagnetic stirrer 5, the second soup ladle 8 is positioned inside the cooling mechanism 6, then the cooling mechanism 6 cools the slurry in the second soup ladle 8, and the second electromagnetic stirrer 2 electromagnetically stirs the slurry in the second soup ladle 8;
step S2: after the second soup ladle 8 is completely taken out of the smelting furnace 3, the first mechanical hand 1 drives the first soup ladle 7 to take out of the smelting furnace 3 and then moves to a position right above the first electromagnetic stirrer 4, the first lifting mechanism 9 drives the first electromagnetic stirrer 4 to move upwards, so that the first electromagnetic stirrer 4 wraps the first soup ladle 7, and the first electromagnetic stirrer 4 electromagnetically stirs the slurry in the first soup ladle 7;
and step S3: after the stirring and cooling of the slurry in the second soup ladle 8 are completed, the slurry in the second soup ladle 8 is poured into the stirring first soup ladle 7 by the second manipulator 2, so that the high-low temperature melt is mixed, and the slurry in the first soup ladle 7 is stirred all the time in the process without interruption.
And step S4: after the mixed melt in the first soup ladle 7 is stirred, the first mechanical arm 1 drives the first soup ladle 7 to pour the stirred mixed melt into a charging barrel of a die casting machine, and casting molding is carried out.
In the above process, an example is prepared with an aluminum alloy a356 semi-solid slurry: (1) Heating the slurry in the melting furnace to 720 ℃ by using an induction electromagnetic furnace, melting, cooling to 680 ℃ along with the furnace, and preserving heat; (2) The electromagnetic stirring speed of the first electromagnetic stirrer and the second electromagnetic stirrer is 1200r/min; (3) the material taking proportion of the second soup ladle to the first soup ladle is 1:10; (4) taking the second soup ladle, stirring and cooling to 590-600 ℃; (5) After electromagnetic stirring and cooling of the slurry in the second soup ladle are completed, pouring the slurry into the first soup ladle which has just taken the slurry, and continuously stirring for 25-50 s; (6) controlling the solid phase rate to be 5-10%; (7) 7, stabilizing the temperature of the slurry at about 610 ℃ after pulping is finished.
The invention has the advantages that:
(1) By adopting a three-layer electromagnetic stirring technology, the integration of multiple stirring modes such as multilayer equidirectional stirring, multilayer reverse stirring, forward and reverse stirring of adjacent layers, oscillating type and pulse type stirring among layers can be realized, and the automation degree and the grain refining effect of semi-solid pulping can be improved;
(2) In the process of the composite treatment of mixing high-temperature melt and low-temperature melt and electromagnetic stirring, the low-temperature melt is mixed into the high-temperature melt after being stirred for a certain time, so that the temperature field in the melt is disturbed, and a laminar boundary layer formed by electromagnetic stirring is damaged. In addition, the mixing of the high-temperature melt can also ensure that the low-temperature melt is heated again, thereby enhancing the fluidity of the alloy melt, reducing the temperature gradient at the solid/liquid interface, and increasing the temperature of the melt at the surface boundary layer, which also has a positive effect on reducing the thickness of the laminar boundary layer. Therefore, the segregation layer of the primary Si phase can be eliminated by the combined action of melt mixing and electromagnetic stirring, and the primary Si phase is further refined;
(3) The material is taken from the same smelting furnace, and the temperature difference is realized in the stirring process, so that the complex operation of taking the material from two smelting furnaces and the possible defects caused by different slurry structures are avoided;
(4) In the cooling mechanism, flowing water is adopted to take away the heat of the slurry, the process has no pollution, and the cooling water absorbing the heat can be used for other occasions to realize energy recovery and reuse, so that the process is green and environment-friendly;
(5) The process flow is matched with the die-casting island process flow, the melt mixing process is implemented in the pulping process, the subsequent die-casting process flow is not required to be changed, and the practicability and the cost performance are high;
(6) The melt mixing process has high automation degree, can automatically operate in a circulating way only by setting the working time of equipment according to the pulping processes of different materials, and hardly needs manual operation;
(7) Because the solution with lower temperature is poured into the solution with higher temperature, the dendrites in the semi-solid microstructure are reduced, the grain size is reduced, the temperature of the solution with lower temperature is increased, and the fluidity is increased.
If the invention discloses or relates to parts or structures which are fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, terms used in any technical solutions disclosed in the present invention to indicate positional relationships or shapes include approximate, similar or approximate states or shapes unless otherwise stated.
Any part provided by the invention can be assembled by a plurality of independent components or can be manufactured by an integral forming process.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a high low temperature fuse-element mixing arrangement, includes that first manipulator, second manipulator and top have the smelting pot of getting the material mouth, its characterized in that: the furnace also comprises a first electromagnetic stirrer and a second electromagnetic stirrer which are arranged on the front side of the furnace side by side along the transverse direction and are both in a ring shape, and a cooling mechanism is arranged inside the second electromagnetic stirrer; the moving end of the first mechanical arm is provided with a first soup ladle for taking materials from the smelting furnace and moving the melt to a first electromagnetic stirrer; the second soup ladle for taking materials from the smelting furnace is installed at the moving end of the second manipulator, the second manipulator drives the second soup ladle to move to the second electromagnetic stirrer, and then slurry in the second soup ladle is poured into the first soup ladle.
2. A high and low temperature melt mixing device as defined in claim 1, wherein: a first lifting mechanism is arranged right below the first electromagnetic stirrer, and a moving end of the first lifting mechanism is connected with the first battery stirrer so as to drive the first electromagnetic stirrer to move upwards to wrap a first soup ladle positioned right above the first electromagnetic stirrer; and a second lifting mechanism is arranged right below the second electromagnetic stirrer, and a moving end of the second lifting mechanism is connected with the second electromagnetic stirrer so as to drive the second electromagnetic stirrer to move upwards to wrap a second soup ladle positioned right above the second electromagnetic stirrer.
3. A high and low temperature melt mixing device as defined in claim 2, wherein: the first lifting mechanism and the second lifting mechanism both comprise lifting platforms, lifting cylinders are vertically arranged under the lifting platforms, and the tail ends of cylinder rods of the lifting cylinders are fixedly connected with the bottoms of the lifting platforms.
4. A high and low temperature melt mixing device as defined in claim 1, wherein: the first electromagnetic stirrer and the second electromagnetic stirrer respectively comprise annular electromagnetic stirrer bodies, three electromagnetic coils are uniformly distributed in the electromagnetic stirrer bodies at intervals from top to bottom, and fans are mounted at the bottom of the electromagnetic stirrer bodies.
5. A high and low temperature melt mixing device as defined in claim 1, wherein: the cooling mechanism comprises a cooling net cover with an open top, a water inlet is formed in the bottom of the cooling net cover, and a water outlet is formed in the top of the cooling net cover.
6. A high and low temperature melt mixing device according to claim 5, wherein: the cooling net cover comprises an upper annular water pipe and a lower annular water pipe which are distributed in parallel up and down, and the upper annular water pipe is communicated with the lower annular water pipe through a plurality of intermediate water pipes which are uniformly distributed on the circumference; the water inlet is arranged at the bottom of the lower annular water pipe; the water outlet is arranged at the top of the upper annular water pipe.
7. A high and low temperature melt mixing device as defined in claim 1, wherein: the melting furnace is arranged on the induction electromagnetic oven.
8. A high-low temperature melt mixing process is characterized in that: comprising the use of a high and low temperature melt mixing apparatus as claimed in any one of claims 1 to 7, comprising the steps of:
step S1: the second manipulator drives the second soup ladle to take materials from the melting furnace, then the second soup ladle is moved to a position right above the second electromagnetic stirrer, the second lifting mechanism drives the second electromagnetic stirrer to move upwards, so that the second electromagnetic stirrer wraps the second soup ladle, the second soup ladle is positioned inside the cooling mechanism, then the cooling mechanism cools the slurry in the second soup ladle, and the second electromagnetic stirrer electromagnetically stirs the slurry in the second soup ladle;
step S2: after the second soup ladle is completely taken out of the smelting furnace, the first manipulator drives the first soup ladle to take out of the smelting furnace and then moves to a position right above the first electromagnetic stirrer, the first lifting mechanism drives the first electromagnetic stirrer to move upwards, so that the first electromagnetic stirrer wraps the first soup ladle, and the first electromagnetic stirrer electromagnetically stirs slurry in the first soup ladle;
and step S3: after the stirring and cooling of the slurry in the second soup ladle are completed, the slurry in the second soup ladle is poured into the stirring first soup ladle by the second manipulator, so that the high-temperature melt and the low-temperature melt are mixed;
and step S4: after the mixed melt in the first soup ladle is stirred, the first mechanical arm drives the first soup ladle to pour the stirred mixed melt into a charging barrel of a die casting machine, and casting molding is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202211701724.XA CN115854731A (en) | 2022-12-29 | 2022-12-29 | High-low temperature melt mixing device and process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211701724.XA CN115854731A (en) | 2022-12-29 | 2022-12-29 | High-low temperature melt mixing device and process |
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| CN115854731A true CN115854731A (en) | 2023-03-28 |
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| CN202211701724.XA Pending CN115854731A (en) | 2022-12-29 | 2022-12-29 | High-low temperature melt mixing device and process |
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