CN113145433A - Ultrasonic device for assisting alloy casting and alloy casting system - Google Patents
Ultrasonic device for assisting alloy casting and alloy casting system Download PDFInfo
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- CN113145433A CN113145433A CN202110438224.0A CN202110438224A CN113145433A CN 113145433 A CN113145433 A CN 113145433A CN 202110438224 A CN202110438224 A CN 202110438224A CN 113145433 A CN113145433 A CN 113145433A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/10—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy
- B06B1/12—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy operating with systems involving reciprocating masses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
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Abstract
The invention relates to the technical field of metal material processing, and provides an ultrasonic device for assisting alloy casting and an alloy casting system; the ultrasonic device comprises an ultrasonic energy output device, a connecting rod and a vibration ring, wherein one end of the connecting rod is fixed on the output end of the ultrasonic energy output device; the other end of the connecting rod is fixed on the vibration ring, and the connecting rod is used for transmitting the vibration energy output by the ultrasonic energy output device to the vibration ring; the vibration ring is arranged in the alloy melt of the crystallizer and is used for transmitting the vibration energy of the connecting rod to the alloy melt. The vibration energy of the ultrasonic transducer is transmitted to the vibration ring by arranging the connecting rod, so that the original alloy casting system is not required to be changed; and the impurities such as gas in the alloy melt can be removed, the treatments such as grain refinement, homogenization and the like are performed, the mechanical properties such as yield strength, hardness, ductility and the like of the alloy after the grain refinement can be greatly improved, the corrosion resistance of the alloy is improved, and no new component is required to be introduced.
Description
Technical Field
The invention belongs to the technical field of metal material processing, and particularly relates to an ultrasonic device for assisting alloy casting and an alloy casting system.
Background
Currently, the improvement method for alloy casting is mainly realized by means of modification treatment or electromagnetic stirring treatment. Wherein, the modification treatment is to add core elements which promote the alloy shape into the alloy, namely to artificially increase the number of cores in the alloy melt so as to achieve the purpose of refining grains; the electromagnetic stirring means that the melt generates regular flow through the interaction of a variable magnetic field generated by alternating current and the melt by the electromagnetic induction principle so as to achieve the effect of improving the melt structure.
In the above improved method for alloy casting, the inventor found that, by modification treatment, due to inevitable need of adding corresponding modified elements into the melt, the purpose of refining grains is achieved, but at the same time, pollution of external elements is also introduced, and the effects of degassing and eliminating other defects cannot be achieved; the electromagnetic casting device not only needs to improve the existing smelting furnace equipment, but also needs to generate strong enough fluid motion in the process due to the interaction between the electromagnetic casting device and the melt, and needs to add magnetic field strength over ten thousand times of the geomagnetic field, so that a large amount of electric energy is consumed, and certain influence is generated on the surrounding environment. Therefore, the problems existing in the alloy casting in the prior art need to be solved.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the problems of the existing alloy casting improvement mode, the ultrasonic device and the alloy casting system for assisting the alloy casting are provided, so that the performance of the alloy casting can be improved without changing the existing casting equipment and adding new elements.
The invention provides an ultrasonic device for assisting alloy casting, wherein the ultrasonic device comprises an ultrasonic energy output device, a connecting rod and a vibration ring:
one end of the connecting rod is fixed on the output end of the ultrasonic energy output device; the other end of the connecting rod is fixed on the vibration ring, and the connecting rod is used for transmitting the vibration energy output by the ultrasonic energy output device to the vibration ring;
the vibration ring is arranged in an alloy melt of the crystallizer and is used for transmitting the vibration energy of the connecting rod to the alloy melt.
Optionally, the other end of the connecting rod is fixed to the edge of the vibration ring.
Optionally, the vibration ring is integrally formed.
Optionally, a plurality of uniformly distributed openings are formed in the vibration ring.
Optionally, the vibration ring is arranged in a split manner, and the vibration ring includes a plurality of arc structures; the ultrasonic device comprises a plurality of ultrasonic energy output devices with the corresponding number of the plurality of circular arc structures and connecting rods respectively fixed on the output end of each ultrasonic energy output device, wherein:
each connecting rod is correspondingly fixed on each circular arc structure and is used for transmitting the vibration energy output by the corresponding ultrasonic energy output device to the corresponding circular arc structure.
Optionally, the arc structures are all half rings, and the vibration ring comprises a first half ring and a second half ring; the ultrasonic device comprises a first ultrasonic energy output device, a first connecting rod arranged on the output end of the first ultrasonic energy output device, a second ultrasonic energy output device and a second connecting rod arranged on the output end of the second ultrasonic energy output device, wherein:
the first connecting rod is fixed on the edge of the first half ring;
the second connecting rod is fixed on the edge of the second half ring.
Optionally, the arc structures are all one-third rings, and the vibration ring includes a first arc, a second arc and a third arc; the ultrasonic device comprises a first ultrasonic energy output device, a first connecting rod arranged on the output end of the first ultrasonic energy output device, a second connecting rod arranged on the output end of the second ultrasonic energy output device, a third ultrasonic energy output device and a third connecting rod arranged on the output end of the third ultrasonic energy output device, wherein:
the first connecting rod is fixed on the edge of the first arc;
the second connecting rod is fixed on the edge of the second arc;
the third connecting rod is fixed on the edge of the third arc.
Optionally, the ultrasonic energy output device comprises an amplitude transformer, a transducer and an ultrasonic energy generator which are connected in sequence, wherein:
one end of the connecting rod is fixed on the output end of the amplitude transformer, and the amplitude transformer is used for transmitting the vibration energy output by the transducer to the connecting rod.
In a second aspect, the present invention provides an alloy casting system comprising an ultrasonic apparatus according to any one of the first aspect.
Optionally, the alloy casting system further comprises a melting furnace, a liquid guide tube, a crystallizer, and a diverter tray, wherein:
the melt alloy of the smelting furnace is conveyed into the crystallizer through the liquid guide pipe;
the splitter plate is arranged above the vibration ring, the splitter plate is positioned at the same axis of the crystallizer, and the melt alloy is split into the melt and the melt is then fed into the crystallizer by the splitter plate.
The invention provides an ultrasonic device for assisting alloy casting, which is provided with an ultrasonic energy output device, a connecting rod and a vibration ring, wherein: one end of the connecting rod is fixed on the output end of the ultrasonic energy output device; the other end of connecting rod is fixed in on the vibration ring, and in the alloy melt of crystallizer was located to the vibration ring, the vibration ring was arranged in transmitting the vibration energy of connecting rod to the alloy melt to make through the connecting rod with the vibration energy transmission to the vibration ring of ultrasonic energy follower output, further through the vibration ring with vibration energy transmission to the alloy melt in, so that vibrate the edulcoration to the alloy melt through ultrasonic vibration.
Compared with the prior art, the ultrasonic device has the advantages that the connecting rod is fixed on the vibration ring, so that the connecting rod transmits the vibration energy of the ultrasonic energy output device to the vibration ring, the ultrasonic vibration energy is transmitted to the alloy melt through the vibration ring, impurities such as gas in the alloy melt can be removed, the processing effects such as grain refinement and homogenization are achieved, the mechanical properties such as yield strength, hardness and ductility of the alloy after grain refinement can be greatly improved, the homogeneity and degassing effect can also greatly improve the machinability and surface quality of the alloy, the corrosion resistance of the alloy is improved, and any new component (element) does not need to be introduced into the alloy. In addition, the edges of the connecting rod and the vibration ring are connected to form an asymmetric ultrasonic vibration structure, the structure is obviously different from a symmetric structure connected by a conventional axis, the existing casting equipment (particularly the axis position vertical casting of light alloys such as magnesium alloy, aluminum alloy and the like) is not required to be changed, the ultrasonic device can be used by simply building the existing alloy casting equipment, and the applicability and flexibility of the ultrasonic device can be improved; in the crystallizer, the vibration ring is positioned near the liquid-solid interface of the alloy melt and the crystallized alloy, so that the effects of ultrasonic vibration impurity removal and grain refinement are more obvious and efficient.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic structural view of an alloy casting system provided in accordance with an embodiment of the present invention;
FIG. 2 is a schematic view of a configuration provided by an ultrasound device in accordance with an embodiment of the present invention;
FIG. 3 is a schematic view of another configuration provided by an ultrasound device in accordance with an embodiment of the present invention;
FIG. 4 is a schematic view of a structure in which the other end of the connecting rod is fixed in parallel to the edge of the vibration ring, provided in the ultrasonic apparatus according to an embodiment of the present invention;
FIG. 5 is a schematic view of a structure in which the other end of the connecting rod is perpendicularly fixed to the edge of the vibration ring, provided in the ultrasonic apparatus according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a configuration of two half-rings provided in an ultrasound device according to an embodiment of the present invention;
FIG. 7 is a schematic view of a configuration provided by an ultrasonic apparatus of an embodiment of the present invention in which three circular arcs are arranged;
fig. 8 is a schematic diagram of a structure provided with four circular arcs by an ultrasonic device according to an embodiment of the present invention.
Wherein, the reference numbers in the specification are as follows:
1-ultrasonic energy output device; 11-a horn; 12-a transducer; 13-an ultrasonic energy generator;
2-a connecting rod;
3-vibrating a ring; 31-opening a hole; 32-arc structure;
4-smelting furnace; 5-a catheter; 6-a crystallizer; 7-a diverter tray;
a-an alloy melt; c-cooling channel.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
The invention relates to the field of metal material processing and power ultrasound application, and provides an ultrasonic device for assisting alloy casting, which can be applied to the field of alloy melt casting including the process fields of semi-continuous casting or die casting of alloys and the like in one application scene, wherein the alloy melt can include but is not limited to melts of light alloys such as magnesium alloys, aluminum alloys and the like, high-frequency ultrasonic vibration is transmitted into the alloy melt through the ultrasonic device of the invention, so that the alloy melt is subjected to vibration impurity removal through the ultrasonic vibration, and the vibration impurity removal specifically includes but is not limited to degassing, grain refinement or homogenization and the like, so that the mechanical properties such as yield strength, hardness and ductility of the alloy after grain refinement can be greatly improved, and the processability and surface quality of the alloy can be greatly improved due to the homogenization and degassing effects, while improving the corrosion resistance of the alloy, will be illustrated by the following examples.
In one embodiment, as shown in fig. 1-5, the ultrasonic device comprises an ultrasonic energy follower 1, a connecting rod 2 and a vibration ring 3.
Specifically, one end of the connecting rod 2 is fixed on the output end of the ultrasonic energy follower 1; the other end of the connecting rod 2 is fixed on the vibration ring 3, and when the device is installed, the other end of the connecting rod 2 can be fixed at any position on the vibration ring 3, so that the vibration energy output by the ultrasonic energy output device 1 can be transmitted to the vibration ring 3 through the connecting rod 2 without modifying the existing furnace equipment, preferably, the other end of the connecting rod 2 is fixed on the vibration ring 3 in the manner shown in fig. 1-4, that is, the other end of the connecting rod 2 is fixed on the edge of the vibration ring 3 (specifically including the inner edge and the outer edge, etc.), the other end of the connecting rod 2 is fixed on the edge of the vibration ring 3 in parallel, so that the alloy melt a can be uniformly added into the vibration ring 3 from above the vibration ring 3, wherein the fixed connection manner can include, but is not limited to, for example, laser welding, ultrasonic welding, etc., or the connecting rod 2 is fixedly connected by a connecting piece, for example, a threaded hole or a through hole is reserved at the edge, so that the other end of the connecting rod 2 is fixed on the edge of the vibration ring 3 by a threaded connecting piece, and the other end of the connecting rod 2 and the output end of the ultrasonic energy output device 1 of the horn 11 can be specifically connected by a thread or the like, which is not limited here and can be selected according to actual scenes. Alternatively, it is also possible to arrange the arrangement as shown in fig. 5, i.e., to fix the other end of the connecting rod 2 vertically to the edge of the vibration ring 3, and to feed the alloy melt a uniformly into the vibration ring 3 from above the vibration ring 3. In the above embodiment, it can be understood that the ultrasonic energy output device 1 is used for outputting vibration energy (ultrasonic vibration at high frequency) and transmitting the vibration energy to the connecting rod 2, and the connecting rod 2 is used for transmitting the vibration energy output by the ultrasonic energy output device 1 to the vibration ring 3. The vibration ring 3 is arranged in the alloy melt A of the crystallizer 6, namely, the vibration ring 3 is arranged in the crystallizer 6 and is immersed in the alloy melt A, and the vibration ring 3 is used for transmitting the vibration energy of the connecting rod 3 to the alloy melt A so as to carry out vibration impurity removal on the alloy melt A through the vibration energy.
In the ultrasonic device in the above embodiment, the connecting rod 2 is fixed on the vibration ring 3, so that the connecting rod 2 transmits the vibration energy of the ultrasonic energy output device to the vibration ring 3, and the ultrasonic vibration energy is transmitted to the alloy melt a through the vibration ring 3, not only impurities such as gas in the alloy melt a can be removed, but also the processing effects such as grain refinement and homogenization are performed, the mechanical properties such as yield strength, hardness and ductility of the alloy after grain refinement can be greatly improved, the homogeneity and degassing effect can also greatly improve the machinability and surface quality of the alloy, and the corrosion resistance of the alloy is improved, and any new component (element) does not need to be introduced into the alloy. In addition, the edges of the connecting rod 2 and the vibrating ring 3 arranged in the above embodiment are connected to form an asymmetric ultrasonic vibration structure, which is obviously different from a symmetric structure connected with a conventional axis, and the existing casting equipment (especially for the vertical pouring of the axis position of light alloys such as magnesium alloy, aluminum alloy and the like) is not required to be changed, and the ultrasonic device can be used by simply building the existing alloy casting equipment, so that the applicability and flexibility of the ultrasonic device can be improved; in addition, the inventor finds that in the actual scene, most of the alloy melt to be subjected to ultrasonic treatment is in the radial direction, namely the edge of the ingot, and the arrangement mode of the embodiment can enable the vibration ring 3 to be positioned near the liquid-solid interface of the alloy melt and the crystallized alloy in the crystallizer, so that the effects of ultrasonic vibration impurity removal and grain refinement are more obvious and efficient, and the impurity removal efficiency of the alloy melt is improved.
In one embodiment, as shown in fig. 1-5, the other end of the connecting rod 2 is fixed to the edge of the vibration ring 3. In this embodiment, the other end of the connecting rod 2 is fixed to the edge of the vibration ring 3, so that vibration energy is transmitted to the edge of the vibration ring 3 through the connecting rod 2, and vibration energy is transmitted to the alloy melt a through the vibration ring 3, so that the alloy melt a removes impurities such as gas in the alloy melt a under high-frequency vibration energy, and simultaneously performs treatments such as grain refinement and homogenization.
In one embodiment, as shown in fig. 4-8, the vibration ring 3 is a ring-shaped structure with a hole punched in the middle of the circumference, and the vibration ring 3 is integrally formed, i.e., the vibration ring 3 may be provided in a closed structure. Specifically, the vibration ring 3 may be made of a material including, but not limited to, a ceramic material, a titanium alloy material, or stainless steel, and may be integrally formed by a process corresponding to the material, and in one application scenario, the outer diameter of the vibration ring 3 may be set to a size range of 50mm to 500mm, and the like, wherein the vibration ring and the connecting rod may also be integrally formed, and may be specifically implemented by a process such as casting or welding.
In the above embodiment, the vibration ring 3 is integrally formed, so that the loss of vibration energy is reduced, and the vibration energy is uniformly distributed in all directions of the vibration ring 3, so that when the alloy melt a is added into the vibration ring 3 from above the vibration ring 3, the vibration ring 3 uniformly transmits the vibration energy transmitted by the connecting rod 2 to the alloy melt a, and the impurity removal efficiency of the ultrasonic device on the alloy melt a is improved.
In one embodiment, as shown in fig. 4, the vibration ring 3 may further have a plurality of uniformly distributed openings 31, wherein the plurality may be, for example, 4, 6, 8, or 12, and the like, and is not limited in particular. Accordingly, the plurality of uniformly distributed openings 31 may be symmetrically disposed on the vibration ring 3, wherein the openings 31 may be circular holes, elliptical holes, polygonal holes, or the like, and are not limited in particular and may be selected according to actual scenes.
In the above embodiment, by providing a plurality of openings 31 uniformly distributed on the vibration ring 3, the added alloy melt a can flow into the crystallizer more quickly and uniformly, and the flow efficiency of the alloy melt a is improved.
In one embodiment, as shown in fig. 6 and 7, the vibration ring 3 may be provided as a separate body, that is, the vibration ring 3 may be provided as a non-closed structure. Specifically, the vibrating ring 3 comprises a plurality of circular arc structures 32, which may be preferably arranged uniformly, i.e. each circular arc structure is the same structure; the ultrasonic device comprises a plurality of ultrasonic energy output devices 1 with a number corresponding to the plurality of circular arc structures 32, and connecting rods 2 respectively fixed on the output end of each ultrasonic energy output device 1, wherein: each connecting rod 2 is correspondingly fixed on each circular arc structure 32, and each connecting rod 2 is used for transmitting the vibration energy output by the corresponding ultrasonic energy output device 1 to the corresponding circular arc structure 32.
In the above embodiment, the vibration ring 3 is set to be a split structure, so that the vibration energy can be transferred to the corresponding circular arc structures 32 on the vibration ring 3 through the ultrasonic energy output devices 1 and the connecting rod 2, and each circular arc structure 32 corresponds to input vibration energy, thereby improving the vibration impurity removal efficiency of the vibration ring 3 on the alloy melt.
In one embodiment, as shown in fig. 6, the arc structures 32 are half rings, and the vibration ring 3 includes a first half ring 321 and a second half ring 322; the ultrasonic device comprises a first ultrasonic energy follower 1a1, a first connecting rod arranged on the output end of the first ultrasonic energy follower 1a1, a second ultrasonic energy follower 1a2 and a second connecting rod arranged on the output end of the second ultrasonic energy follower 1a2, wherein: the first connecting rod is fixed on the edge of the first half ring; the second connecting rod is fixed on the edge of the second semi-ring.
In the above embodiment, through setting up two semi-rings to and the ultrasonic energy follower 1 and the connecting rod 2 of corresponding quantity, can be so that through the ultrasonic energy follower 1 and the connecting rod 2 that correspond, respectively with output energy transfer to alloy melt in, so that the vibration energy that the alloy melt received on the vibration ring 3 is more even, thereby improves the edulcoration efficiency of ultrasonic device to the alloy melt.
In one embodiment, as shown in fig. 7, circular arc structures 32 are each a third ring, and vibration ring 3 includes first circular arc 323, second circular arc 324, and third circular arc 325; the ultrasonic device comprises a first ultrasonic energy output device 1b1, a first connecting rod arranged on the output end of the first ultrasonic energy output device 1b1, a second ultrasonic energy output device 1b2, a second connecting rod arranged on the output end of the second ultrasonic energy output device 1b2, a third ultrasonic energy output device 1b3, a third connecting rod arranged on the output end of the third ultrasonic energy output device 1b3, wherein: the first connecting rod is fixed on the edge of the first arc; the second connecting rod is fixed on the edge of the second arc; the third connecting rod is fixed on the edge of the third arc.
In the above embodiment, through setting up three even circular arcs to and the ultrasonic energy follower 1 and the connecting rod 2 of corresponding quantity, can be so that through the ultrasonic energy follower 1 and the connecting rod 2 that correspond, respectively with output energy transfer to alloy melt in, so that the vibration energy that the alloy melt received on the vibration ring 3 is more even, thereby improves the edulcoration efficiency of ultrasonic device to alloy melt.
It should be noted that, besides the two half rings and the corresponding two ultrasonic energy output devices 1, three circular arcs and the corresponding three ultrasonic energy output devices 1 in the above embodiments, other types of multiple circular arc structures 32 may be specifically provided, such as four circular arcs and corresponding four ultrasonic energy output devices 1 (the first ultrasonic energy output device 1c1, the second ultrasonic energy output device 1c2, the third ultrasonic energy output device 1c3 and the fourth ultrasonic energy output device 1c4) shown in fig. 8, or more than four circular arcs and corresponding number of ultrasonic energy output devices 1, etc., and in order to avoid encumbrance, the description is not repeated here.
In one embodiment, as shown in fig. 1 and 2, the ultrasonic energy follower 1 comprises a horn 11, a transducer 12 and an ultrasonic energy generator 13 connected in series, wherein: one end of the connecting rod 2 is fixed on the output end of the amplitude transformer 11, and the amplitude transformer 11 is used for transmitting the vibration energy output by the transducer 12 to the connecting rod 2, so that the connecting rod 2 transmits the vibration energy to the vibration ring 3. In one application scenario, the transducer 12 may convert electrical energy into mechanical energy, specifically, the sandwich piezoelectric transducer 12 or the magnetostrictive transducer 12 may be adopted, and the working frequency range of the transducer may be set to 15KHz-40 Hkz; the amplitude transformer 11 is a cylindrical part with a variable cross section and plays a role in transmitting vibration and adjusting amplitude. Specifically, the transducer 12 is configured to convert the electric energy output by the ultrasonic energy generator 13 into mechanical vibration of a corresponding frequency, the mechanical vibration is adjusted by the amplitude transformer 11 and transmitted by the connecting rod 2, and finally the vibration ring 3 is excited to vibrate according to a designed vibration mode, so that the vibration energy is transmitted to the alloy melt to be cooled into an ingot through the vibration ring.
Example 2
The second aspect of the present invention also provides an alloy casting system, which in one embodiment, as shown in fig. 1, comprises a melting furnace 4, a liquid guide 5, a crystallizer 6, and the ultrasonic apparatus of any one of the above embodiments 1, wherein: the melt alloy of the smelting furnace 4 is conveyed into the crystallizer 6 through a liquid guide pipe 5. In particular, cooling channels C (for example, cooling channels for water circulation) may be provided on the outer wall of the crystallizer 6, so that the molten metal a is introduced into the crystallizer whose outer wall is cooled with water.
In one embodiment, as shown in fig. 1, the alloy casting system further comprises a diverter tray 7, wherein:
the diverter disc 7 is arranged above the vibration ring 3, the diverter disc 7, the vibration ring 3 and the crystallizer 6 are positioned in the same axis, and the diverter disc 7 diverts the melt alloy to the vibration ring 3. Specifically, a plurality of uniform openings 31 may be provided on diverter tray 7 to disperse the alloy melt through the plurality of uniformly distributed openings to control the flow rate of the alloy melt.
In the above embodiment, based on the fact that the vibration energy of the ultrasonic energy output device 1 is transmitted to the vibration ring 3 through the connecting rod 2 in the above embodiment 1, further, the diverter disc 7 is disposed above the vibration ring 3, and the diverter disc 7, the vibration ring 3 and the crystallizer 6 are located at the same axial center, so that the alloy melt can be uniformly added into the vibration ring 3 from the middle through the diverter disc 7, and thus, the impurity removal efficiency of the ultrasonic device on the alloy melt can be improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An ultrasonic apparatus for assisting in the casting of alloys, the ultrasonic apparatus comprising an ultrasonic energy output, a connecting rod and a vibrating ring, wherein:
one end of the connecting rod is fixed on the output end of the ultrasonic energy output device; the other end of the connecting rod is fixed on the vibration ring, and the connecting rod is used for transmitting the vibration energy output by the ultrasonic energy output device to the vibration ring;
the vibration ring is arranged in an alloy melt of the crystallizer and is used for transmitting the vibration energy of the connecting rod to the alloy melt.
2. The ultrasonic device according to claim 1, wherein the other end of the connecting rod is fixed to an edge of the vibration ring.
3. The ultrasonic device of claim 1, wherein the vibration ring is integrally formed.
4. The ultrasonic device of claim 3, wherein the vibrating ring is provided with a plurality of uniformly distributed openings.
5. The ultrasonic device of claim 1, wherein the vibration ring is provided as a split, the vibration ring comprising a plurality of circular arc structures; the ultrasonic device comprises a plurality of ultrasonic energy output devices with the corresponding number of the plurality of circular arc structures and connecting rods respectively fixed on the output end of each ultrasonic energy output device, wherein:
each connecting rod is correspondingly fixed on each circular arc structure and is used for transmitting the vibration energy output by the corresponding ultrasonic energy output device to the corresponding circular arc structure.
6. The ultrasonic device of claim 5, wherein the circular arc structures are each a half ring, and the vibration ring comprises a first half ring and a second half ring; the ultrasonic device comprises a first ultrasonic energy output device, a first connecting rod arranged on the output end of the first ultrasonic energy output device, a second ultrasonic energy output device and a second connecting rod arranged on the output end of the second ultrasonic energy output device, wherein:
the first connecting rod is fixed on the edge of the first half ring;
the second connecting rod is fixed on the edge of the second half ring.
7. The ultrasound device according to claim 5, wherein the circular arc structures are each a one-third ring, and the vibration ring comprises a first circular arc, a second circular arc, and a third circular arc; the ultrasonic device comprises a first ultrasonic energy output device, a first connecting rod arranged on the output end of the first ultrasonic energy output device, a second connecting rod arranged on the output end of the second ultrasonic energy output device, a third ultrasonic energy output device and a third connecting rod arranged on the output end of the third ultrasonic energy output device, wherein:
the first connecting rod is fixed on the edge of the first arc;
the second connecting rod is fixed on the edge of the second arc;
the third connecting rod is fixed on the edge of the third arc.
8. The ultrasonic device of any one of claims 1 to 7, wherein the ultrasonic energy output device comprises a horn, a transducer and an ultrasonic energy generator connected in series, wherein:
one end of the connecting rod is fixed on the output end of the amplitude transformer, and the amplitude transformer is used for transmitting the vibration energy output by the transducer to the connecting rod.
9. An alloy casting system characterized by the ultrasonic apparatus of any one of claims 1 to 8.
10. The alloy casting system of claim 9, further comprising a melting furnace, a liquid conduit, a crystallizer, and a diverter tray, wherein:
the melt alloy of the smelting furnace is conveyed into the crystallizer through the liquid guide pipe;
the splitter plate is arranged above the vibration ring, the splitter plate is positioned at the same axis of the crystallizer, and the melt alloy is split into the melt and the melt is then fed into the crystallizer by the splitter plate.
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| CN202110438224.0A CN113145433A (en) | 2021-04-22 | 2021-04-22 | Ultrasonic device for assisting alloy casting and alloy casting system |
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| CN202110438224.0A CN113145433A (en) | 2021-04-22 | 2021-04-22 | Ultrasonic device for assisting alloy casting and alloy casting system |
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