CN112458301B - Ultrasonic rotary-cut auxiliary casting equipment - Google Patents
Ultrasonic rotary-cut auxiliary casting equipment Download PDFInfo
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- CN112458301B CN112458301B CN202011301649.9A CN202011301649A CN112458301B CN 112458301 B CN112458301 B CN 112458301B CN 202011301649 A CN202011301649 A CN 202011301649A CN 112458301 B CN112458301 B CN 112458301B
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
- C22B9/026—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves by acoustic waves, e.g. supersonic waves
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Organic Chemistry (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
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Abstract
The invention discloses ultrasonic rotary cutting auxiliary casting equipment, which relates to the technical field of non-ferrous metal smelting equipment and comprises an ultrasonic vibration system and a rotary cutting mechanism, wherein the ultrasonic vibration system is positioned in the rotary cutting mechanism, the ultrasonic vibration system comprises an ultrasonic transducer, an amplitude transformer and a radiation head which are sequentially connected, the rotary cutting mechanism comprises a driving structure, a transmission structure and a rotor structure, and the driving structure drives the rotor structure to rotate through the transmission structure. The ultrasonic transducer generates ultrasonic vibration, the ultrasonic vibration is amplified by the amplitude transformer and is finally transmitted to the melt by the ultrasonic radiation head, and the rotary cutting mechanism realizes the shearing of the melt.
Description
Technical Field
The invention relates to the technical field of non-ferrous metal smelting equipment, in particular to ultrasonic rotary cutting auxiliary casting equipment.
Background
Smelting and casting are very important parts in the process of processing metal materials, and the quality of castings can influence the final quality of products. In the process of casting the alloy, such as the process of casting the aluminum alloy, a series of problems of segregation, enrichment, high hydrogen content, coarse grains and the like often occur. Therefore, during the casting process, ultrasonic-assisted casting is introduced to reduce the hydrogen content in the melt, and the cavitation and acoustic flow effects of the ultrasonic waves in the melt are utilized to reduce the grain size of the casting.
However, in order to further refine the grain size and improve the overall mechanical properties of the material, small amounts of additives such as grain refiners, nano-ceramic particles, etc. are usually added during the casting process. In order to reduce agglomeration caused by the addition of the additive, stirring is performed after the addition of the additive.
However, the turbulence caused by conventional mechanical agitation is not sufficient to uniformly disperse the additives. Therefore, new auxiliary casting equipment is needed to meet the purposes of degassing, grain refining and additive homogenization.
Disclosure of Invention
The invention aims to provide ultrasonic rotary-cut auxiliary casting equipment, which combines an ultrasonic vibration system with a rotary-cut mechanism, realizes degassing of a melt, refinement of casting crystal grains and reduction of segregation of a precipitation phase in a casting under the combined action of an ultrasonic field and the rotary-cut mechanism, and can also effectively homogenize an additive and improve the quality of an ingot.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides ultrasonic rotary cutting auxiliary casting equipment which comprises an ultrasonic vibration system and a rotary cutting mechanism, wherein the ultrasonic vibration system is positioned in the rotary cutting mechanism and comprises an ultrasonic transducer, an amplitude transformer and a radiation head which are sequentially connected, the rotary cutting mechanism comprises a driving structure, a transmission structure and a rotor structure, and the driving structure drives the rotor structure to rotate through the transmission structure.
Preferably, the amplitude transformer comprises a primary amplitude transformer and a secondary amplitude transformer, one end of the primary amplitude transformer is connected with the ultrasonic transducer, the other end of the primary amplitude transformer is connected with one end of the secondary amplitude transformer, and the other end of the secondary amplitude transformer is connected with the radiation head.
Preferably, the material of the radiation head is a titanium alloy.
Preferably, the device further comprises a support, the driving structure is fixed on the support, the primary amplitude transformer is provided with a boss, and the boss is fixed on the support through a flange plate.
Preferably, the drive structure is a variable speed motor.
Preferably, the transmission structure comprises a first bevel gear and a second bevel gear which are meshed with each other, the first bevel gear is fixedly connected with the power output end of the driving structure, and the second bevel gear is fixedly connected with the rotor structure.
Preferably, the rotor structure comprises a transmission cylinder, a connecting cylinder, a rotary cylinder and a rotary cutting cylinder which are sequentially connected from top to bottom, the second bevel gear is fixed on the transmission cylinder, a plurality of first through holes are formed in the rotary cylinder, the amplitude transformer is arranged in the transmission cylinder and the connecting cylinder in a penetrating manner, and the radiation head is positioned in the rotary cylinder and the rotary cutting cylinder.
Preferably, the upper end of the transmission cylinder is connected with an amplitude transformer protection cylinder through a bearing, the amplitude transformer protection cylinder is arranged on the outer side of the amplitude transformer, and the amplitude transformer protection cylinder is provided with a plurality of second through holes.
Preferably, the rotary cutting drum comprises an outer drum and an inner drum, a plurality of rotary cutting holes are arranged between the outer drum and the inner drum, the outer drum is connected with the rotary drum, and the wall of the inner drum is provided with a plurality of rotary cutting holes.
Compared with the prior art, the invention has the following technical effects:
the ultrasonic transducer generates ultrasonic vibration, the ultrasonic vibration is amplified by the amplitude transformer and is finally transmitted to the melt by the ultrasonic radiation head, and the rotary cutting mechanism realizes the shearing of the melt.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments 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 without creative efforts.
FIG. 1 is a schematic view of an ultrasonic rotary cutting auxiliary casting apparatus according to the present invention;
FIG. 2 is a front view of the rotary cutting cylinder of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
fig. 4 is a bottom view of the rotary cutting drum of the present invention;
wherein: 1-ultrasonic transducer, 2-first-stage amplitude transformer, 3-bracket, 4-variable-speed motor, 5-transmission structure, 6-second-stage amplitude transformer, 7-connecting cylinder, 8-radiation head, 9-rotary cylinder and 10-rotary cutting cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
The invention aims to provide ultrasonic rotary-cut auxiliary casting equipment, which combines an ultrasonic vibration system with a rotary-cut mechanism, realizes degassing of a melt, refinement of casting crystal grains and reduction of segregation of a precipitation phase in a casting under the combined action of an ultrasonic field and the rotary-cut mechanism, and can also effectively homogenize an additive and improve the quality of an ingot.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1-4: the embodiment provides an ultrasonic rotary-cut auxiliary casting equipment, including ultrasonic vibration system and with rotary-cut mechanism, ultrasonic vibration system is located rotary-cut mechanism inside, ultrasonic vibration system is including ultrasonic transducer 1, amplitude transformer and the radiation head 8 that connects gradually, and rotary-cut mechanism includes drive structure, transmission structure 5 and rotor structure, and drive structure passes through 5 drive rotor structure rotations of transmission structure, and ultrasonic vibration system is coaxial with rotor mechanism. The ultrasonic transducer 1 of this embodiment produces ultrasonic vibration, and ultrasonic vibration is enlargied through the width of cloth pole, finally is transmitted to the fuse-element by ultrasonic radiation head 8, and rotary-cut mechanism realizes the shearing to the fuse-element, and this embodiment combines rotary-cut mechanism and ultrasonic vibration system, under the combined action of ultrasonic field and rotary-cut mechanism, can be effectual to the fuse-element degasification, refine the crystalline grain, homogenize additive and tissue, and can not cause the pollution to the fuse-element, realize the preparation of high-quality alloy ingot casting.
In this embodiment, the ultrasonic transducer 1 is driven by a piezoelectric type, the ultrasonic transducer 1 is connected with an ultrasonic power supply to convert input electric energy into sound energy, that is, ultrasonic vibration is generated, and the amplitude transformer is matched with the ultrasonic transducer 1 to change the amplitude of the ultrasonic vibration, so that the load between the ultrasonic transducer 1 and the radiation head 8 is matched, and the electroacoustic conversion efficiency is improved. The ultrasonic transducer 1 is provided with a cooling mechanism, and compressed air can be introduced to reduce the temperature of the ultrasonic transducer 1, so that the influence on the efficiency and the service life of the ultrasonic transducer 1 due to overhigh temperature is prevented.
In this embodiment, the horn includes a primary horn 2 and a secondary horn 6, one end of the primary horn 2 is connected to the ultrasonic transducer 1, the other end of the primary horn 2 is connected to one end of the secondary horn 6, and the other end of the secondary horn 6 is connected to the radiation head 8.
In this embodiment, the radiation head 8 is made of titanium alloy, and the diameter of the radiation head 8 is preferably 50 mm.
The embodiment further comprises a support 3, the driving structure is fixed on the support 3, the primary amplitude transformer 2 is provided with a boss, and the boss is fixed on the support 3 through a flange plate.
The driving structure of the embodiment is a variable speed motor 4, and the rotating speed of the rotor mechanism is changed by regulating and controlling the variable speed motor 4.
In this embodiment, the transmission structure 5 includes a first bevel gear and a second bevel gear that are engaged with each other, the first bevel gear is fixedly connected with the power output end of the driving structure, and the second bevel gear is fixedly connected with the rotor structure.
In this embodiment, the rotation speed of the rotor mechanism is preferably 0 to 3000r/min, the rotor structure includes a transmission cylinder, a connection cylinder 7, a rotation cylinder 9 and a rotary cutting cylinder 10 which are sequentially connected from top to bottom, the transmission cylinder, the connection cylinder 7, the rotation cylinder 9 and the rotary cutting cylinder 10 are detachably connected through bolts, a second bevel gear is fixed on the transmission cylinder, a plurality of first through holes are formed in the rotation cylinder 9, an amplitude transformer is arranged in the transmission cylinder and the connection cylinder 7 in a penetrating manner, and a radiation head 8 is located in the rotation cylinder 9 and the rotary cutting cylinder 10.
In the embodiment, the upper end of the transmission cylinder is connected with an amplitude transformer protection cylinder through a bearing, the amplitude transformer protection cylinder is detachably connected with the support 3 through a bolt, the amplitude transformer protection cylinder is arranged on the outer side of the amplitude transformer, and the amplitude transformer protection cylinder is provided with a plurality of second through holes.
In this embodiment, the rotary cutting drum 10 includes an outer drum and an inner drum, a plurality of rotary cutting holes are arranged between the outer drum and the inner drum, the outer drum is connected with the rotary drum 9, and the wall of the inner drum is provided with a plurality of rotary cutting holes, and the diameter of the rotary cutting hole is preferably 3 mm. When the rotary cutting mechanism rotates, the melt is pressed into the rotary cutting holes through the space between the inner cylinder and the outer cylinder, then flows into the inner cylinder through the rotary cutting holes, and then generates convection with the melt in the crucible, so that the distribution of solutes is more uniform, and the production of high-quality castings is facilitated.
When the ultrasonic vibration crucible device works, the radiation head 8 and the rotary cutting cylinder 10 are inserted into a metal melt of the crucible to generate vibration under the action of the ultrasonic transducer 1, the radiation head 8 transmits the vibration to the melt, the ultrasonic vibration refines crystal grains of the melt, and the rotary cutting mechanism further breaks and agglomerates the crystal grains. The embodiment can also change the rotating speed of the rotary cutting drum 10 by regulating and controlling the variable speed motor 4, meet the requirements of ingot production of different sizes and increase the application range of the equipment. Each structure of this embodiment can be dismantled and connect, and simple structure is reliable, easy dismounting.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (6)
1. The utility model provides an ultrasonic wave rotary-cut auxiliary casting is equipped which characterized in that: the ultrasonic vibration system is positioned in the rotary cutting mechanism, the ultrasonic vibration system comprises an ultrasonic transducer, an amplitude transformer and a radiation head which are sequentially connected, the rotary cutting mechanism comprises a driving structure, a transmission structure and a rotor structure, and the driving structure drives the rotor structure to rotate through the transmission structure;
the transmission structure comprises a first bevel gear and a second bevel gear which are meshed with each other, the first bevel gear is fixedly connected with the power output end of the driving structure, and the second bevel gear is fixedly connected with the rotor structure;
the rotor structure comprises a transmission cylinder, a connecting cylinder, a rotary cylinder and a rotary cutting cylinder which are sequentially connected from top to bottom, the second bevel gear is fixed on the transmission cylinder, a plurality of first through holes are formed in the rotary cylinder, the amplitude transformer penetrates through the transmission cylinder and the connecting cylinder, and the radiation head is positioned in the rotary cylinder and the rotary cutting cylinder;
the rotary cutting drum comprises an outer drum and an inner drum, the outer drum is connected with the rotary drum, a plurality of rotary cutting holes are formed in the wall of the inner drum, and the diameter of each rotary cutting hole is 3 mm.
2. The ultrasonic rotary-cut auxiliary casting equipment of claim 1, wherein: the amplitude transformer comprises a primary amplitude transformer and a secondary amplitude transformer, one end of the primary amplitude transformer is connected with the ultrasonic transducer, the other end of the primary amplitude transformer is connected with one end of the secondary amplitude transformer, and the other end of the secondary amplitude transformer is connected with the radiation head.
3. The ultrasonic rotary-cut auxiliary casting equipment of claim 1, wherein: the radiation head is made of titanium alloy.
4. The ultrasonic rotary-cut auxiliary casting equipment of claim 2, wherein: the driving structure is fixed on the support, the primary amplitude transformer is provided with a boss, and the boss is fixed on the support through a flange plate.
5. The ultrasonic rotary-cut auxiliary casting equipment of claim 1, wherein: the driving structure is a variable speed motor.
6. The ultrasonic rotary-cut auxiliary casting equipment of claim 1, wherein: the upper end of the transmission cylinder is connected with an amplitude transformer protection cylinder through a bearing, the amplitude transformer protection cylinder is arranged on the outer side of the amplitude transformer, and the amplitude transformer protection cylinder is provided with a plurality of second through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011301649.9A CN112458301B (en) | 2020-11-19 | 2020-11-19 | Ultrasonic rotary-cut auxiliary casting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011301649.9A CN112458301B (en) | 2020-11-19 | 2020-11-19 | Ultrasonic rotary-cut auxiliary casting equipment |
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| CN112458301A CN112458301A (en) | 2021-03-09 |
| CN112458301B true CN112458301B (en) | 2021-09-07 |
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| CN202011301649.9A Active CN112458301B (en) | 2020-11-19 | 2020-11-19 | Ultrasonic rotary-cut auxiliary casting equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0784626B2 (en) * | 1989-03-22 | 1995-09-13 | 科学技術庁金属材料技術研究所長 | Method of applying ultrasonic vibration to molten metal |
| CN102554195A (en) * | 2011-12-31 | 2012-07-11 | 大连理工大学 | Power ultrasonic device for treating high-temperature metal melt under vacuum state and method thereof |
| EP3071718B1 (en) * | 2013-11-18 | 2019-06-05 | Southwire Company, LLC | Ultrasonic probes with gas outlets for degassing of molten metals |
| JP6384345B2 (en) * | 2015-02-05 | 2018-09-05 | トヨタ自動車株式会社 | Inclusion removal method |
| CN205035454U (en) * | 2015-09-30 | 2016-02-17 | 福建麦特新铝业科技有限公司 | Online ultrasonic wave gas removal equipment of aluminium melt |
| CN105886790A (en) * | 2016-06-13 | 2016-08-24 | 哈尔滨理工大学 | Efficient metal melt purification device and purification method based on same |
| CN206811116U (en) * | 2017-04-28 | 2017-12-29 | 沈阳远大科技园有限公司 | Ultrasonic assistant alloy melt Casting Equipment |
| CN110172600B (en) * | 2019-06-24 | 2023-08-04 | 西安工业大学 | Device for composite degassing and grain refinement of cast aluminum alloy melt and use method |
| CN210085546U (en) * | 2019-06-24 | 2020-02-18 | 西安工业大学 | Device for composite degassing and grain refining of cast aluminum alloy melt |
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