CN104190906B - A kind of pollution-free high-efficient refinement titanium aluminum alloy device - Google Patents
A kind of pollution-free high-efficient refinement titanium aluminum alloy device Download PDFInfo
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- CN104190906B CN104190906B CN201410508716.2A CN201410508716A CN104190906B CN 104190906 B CN104190906 B CN 104190906B CN 201410508716 A CN201410508716 A CN 201410508716A CN 104190906 B CN104190906 B CN 104190906B
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Abstract
A kind of pollution-free high-efficient refinement titanium aluminum alloy device, the present invention relates to a kind of pollution-free high-efficient refining alloy device, particularly relates to titanium aluminum alloy device for thinning. It is an object of the invention to use in titanium aluminum alloy castingprocesses for solving existing ultrasonic equipment, during ultrasonic vibration, titanium molten aluminium and the reaction of mould shell are serious, especially cannot use ultrasonic device process titanium aluminum alloy melt problem in electromagnetic induction founding. This device comprises tank body, vacuum pump, ultrasonic generator, ultra-sonic oscillation equipment and titanium aluminum alloy melt melting equipment; Wherein, described ultra-sonic oscillation equipment comprises feed gearing, union lever, insulating mat, transverter, anchor, aluminium alloy horn and T8 steel tool heads; Wherein, described titanium aluminum alloy melt melting equipment comprises coil, alundum tube, mullite fiber layer, mould shell, bar layer, graphite felt and lower fixed link. The present invention is applied to pollution-free high-efficient refinement titanium aluminum alloy field.
Description
Technical field
The present invention relates to a kind of pollution-free high-efficient refining alloy device, particularly relate to titanium aluminum alloy device for thinning.
Background technology
Ultrasonic wave, as new melt processing techniques, has pollution-free, high-level efficiency, meets science and technology and social development now to the requirement of environmental protection, reusable edible material. Ultrasonic wave wants to be incorporated in melt as mechanical wave, middle must there is transmission medium, difference according to medium can be divided into directly to be introduced and indirectly introduces, and directly introduces referring to that Ultrasonic probe is applied directly to melt, indirectly introduces referring to there is intermediate medium between Ultrasonic probe and melt. If according to the position of incorporation way, top introducing, lateral leadin and bottom can be divided into introduce, the most directly, the simplest ultrasonic wave introduces the mode of melt is that method is introduced on top, this kind of mode is introduced most effective, but owing to directly contacting with metal liquid, therefore tool heads is required higher, it is not only possible to high temperature resistant, but also be there is thermostability and higher high temperature fatigue intensity. Bottom and sidepiece introduce hyperacoustic method, be by mold arms, ultrasonic wave and ultrasonic vibration are conducted to melt, this kind will certainly attenuation portions ultrasonic wave, loss part energy, it is necessary to more high-power ultrasonic wave just can reach ideal effect. At present, ultrasonic wave has been referred to middle high/low temperature alloy field, as: Sn-Sb alloy uses after ultrasonication obviously refinement crystal grain; In addition, ultrasonic wave is to the process of pure aluminium, it is possible to make solidified structure be changed into equiax crystal by column crystal, and makes its intensity improve 35%, and hardness is also improved accordingly; Also having ultrasonication T10 steel, the mean sizes of the T10 steel after process is reduced to 315 ��m by 820 ��m, and degree of refinement can reach 61%, etc. Having above-mentioned report visible, ultrasonic wave is widely applied in metal melt process. But in titanium aluminum alloy castingprocesses, owing to the chemically reactive of titanium aluminum alloy is very strong, almost all reacting with all potteries and graphite, vacuum system and magnetic field environment make ultrasonic wave be difficult to import in titanium aluminum alloy melt.
Summary of the invention
It is an object of the invention to as having pollution, ultrasonic wave cannot propagate in vacuum titanium aluminum alloy castingprocesses when solving existing titanium aluminum alloy structure refinement, especially ultrasonic device process titanium aluminum alloy melt problem cannot be used in electromagnetic induction founding, propagate to solve ultrasonic energy, titanium aluminum alloy and the reaction of mould shell under high temperature, pollute titanium aluminum alloy melt, damage the problem of ultrasonic equipment, and provide a kind of pollution-free high-efficient refinement titanium aluminum alloy device.
A kind of pollution-free high-efficient refinement titanium aluminum alloy device, it comprises with lower part:
Tank body, vacuum pump, ultrasonic generator, ultra-sonic oscillation equipment and titanium aluminum alloy melt melting equipment;
Wherein, described ultra-sonic oscillation equipment comprises feed gearing, union lever, insulating mat, transverter, anchor, aluminium alloy horn and T8 steel tool heads;
Wherein, described titanium aluminum alloy melt melting equipment comprises coil, alundum tube, mullite fiber layer, mould shell, bar layer, graphite felt and lower fixed link;
Described upper feed gearing is fixed on the upper middle part of tank body, described lower fixed link is fixed on the lower middle part of tank body, the center of described upper feed gearing and lower fixed link is point-blank, described vacuum pump is arranged on the sidewall of tank body, described union lever one end is connected with upper feed gearing by bolt, the described union lever the other end is connected with anchor, described insulating mat is positioned at the position, center of the upper cover of anchor, contact with the terminal stud of transverter, described anchor is bolted cover on the transducer, described aluminium alloy luffing device one end is fixedly connected with transverter, the described luffing device the other end is fixedly connected with T8 steel tool heads,
Described lower fixed link is fixed with graphite felt, being fixed with alundum tube in described graphite felt, described alundum tube outside is tied with coil, and described alundum tube inside is wrapped with mould shell, described mould shell inside is filled with bar layer, is filled with mullite fiber layer in the space of described mould shell and alundum tube centre.
Principle of work:
The superiority of the present invention is to solve in titanium aluminum alloy ultrasonic wave introduce problem and ultrasonic equipment at high temperature with titanium aluminum alloy reaction, pollute titanium aluminum alloy melt, damage the problem of ultrasonic equipment, make ultrasonic equipment reusable.
Described ultrasonic generator 16 produces the electric oscillation signal that frequency is 20KHz, export cable through ultrasonic wave and it is transmitted to transverter 5, by transverter 5, electrical signal is transformed into mechanical vibration and drives anchor 6, union lever 3 and upper feed gearing 2 jointly to regulate the working position of ultra-sonic oscillation equipment;
The amplitude of described mechanical vibration is about 7��9 ��m, amplitude after aluminium alloy horn 7 by Amplitude amplification to 17.5 ��m��22.5 ��m, after amplification by T8 steel tool heads 8 by ultrasonic wave derive, ultrasonic wave acts on above the bar layer 13 of melting; What wherein horn 7 adopted is aluminium alloy, and tool heads 8 considers that the environment residing for it is harsher, therefore selects T8 steel making, and described transverter 5 is piezoelectric ceramics type;
Alundum tube 10, mullite fiber 11, mould shell 12, bar layer 13 i.e. titanium aluminum alloy melt melting equipment is put in the electromagnetic cold crucible that coil 9 represents, the superiority of the present invention is that union lever 3, insulating mat 4, transverter 5, anchor 6, aluminium alloy horn 7, T8 steel tool heads 8 constitute the ultra-sonic oscillation equipment work part of a whole set of ultrasonic generator, solves ultrasonic wave in titanium aluminum alloy and introduces problem; The center of the melting part of coil 9, alundum tube 10, mullite fiber layer 11, mould shell 12, bar layer 13 composition, can make induction heating efficiency reach the highest substantially point-blank like this; Wherein the advantage of mullite fiber is to have good heat insulation function; Mould shell component is yttrium oxide, and for not reacting with titanium aluminum alloy under high temperature, contaminated solution titanium aluminum alloy melt, damages the problem of ultrasonic equipment, make ultrasonic equipment reusable.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of apparatus of the present invention;
Fig. 2 is the partial enlargement figure in figure I.
Embodiment
Embodiment one: a kind of pollution-free high-efficient refinement titanium aluminum alloy device of present embodiment, it comprises with lower part:
Tank body 1, vacuum pump 17, ultrasonic generator 16, ultra-sonic oscillation equipment and titanium aluminum alloy melt melting equipment;
Wherein, described ultra-sonic oscillation equipment comprises feed gearing 2, union lever 3, insulating mat 4, transverter 5, anchor 6, aluminium alloy horn 7 and T8 steel tool heads 8;
Wherein, described titanium aluminum alloy melt melting equipment comprises coil 9, alundum tube 10, mullite fiber layer 11, mould shell 12, bar layer 13, graphite felt 14 and lower fixed link 15;
Described upper feed gearing 2 is fixed on the upper middle part of tank body 1, described lower fixed link 15 is fixed on the lower middle part of tank body 1, the center of described upper feed gearing 2 and lower fixed link 15 is point-blank, described vacuum pump 17 is arranged on the sidewall of tank body 1, described union lever 3 one end is connected with upper feed gearing 2 by bolt, described union lever 3 the other end is connected with anchor 6, described insulating mat 4 is positioned at the position, center of the upper cover of anchor 6, contact with the terminal stud of transverter 5, described anchor 6 is bolted and covers on transverter 5, described aluminium alloy horn 7 one end is fixedly connected with transverter 5, described aluminium alloy horn 7 the other end is fixedly connected with T8 steel tool heads 8,
Described lower fixed link 15 is fixed with graphite felt 14, described graphite felt 14 is fixed with alundum tube 10, described alundum tube 10 outside is tied with coil 9, described alundum tube 10 inside is wrapped with mould shell 12, described mould shell 12 inside is filled with bar layer 13, is filled with mullite fiber layer 11 in the space of described mould shell 12 and alundum tube 10 centre.
Principle of work:
The superiority of the present invention is to solve in titanium aluminum alloy ultrasonic wave introduce problem and ultrasonic equipment at high temperature with titanium aluminum alloy reaction, pollute titanium aluminum alloy melt, damage the problem of ultrasonic equipment, make ultrasonic equipment reusable.
Described ultrasonic generator 16 produces the electric oscillation signal that frequency is 20KHz, export cable through ultrasonic wave and it is transmitted to transverter 5, by transverter 5, electrical signal is transformed into mechanical vibration and drives anchor 6, union lever 3 and upper feed gearing 2 jointly to regulate the working position of ultra-sonic oscillation equipment;
The amplitude of described mechanical vibration is about 7��9 ��m, amplitude after aluminium alloy horn 7 by Amplitude amplification to 17.5 ��m��22.5 ��m, after amplification by T8 steel tool heads 8 by ultrasonic wave derive, ultrasonic wave acts on above the bar layer 13 of melting; What wherein horn 7 adopted is aluminium alloy, and tool heads 8 considers that the environment residing for it is harsher, therefore selects T8 steel making, and described transverter 5 is piezoelectric ceramics type;
Alundum tube 10, mullite fiber 11, mould shell 12, bar layer 13 i.e. titanium aluminum alloy melt melting equipment is put in the electromagnetic cold crucible that coil 9 represents, the superiority of the present invention is that union lever 3, insulating mat 4, transverter 5, anchor 6, aluminium alloy horn 7, T8 steel tool heads 8 constitute the ultra-sonic oscillation equipment work part of a whole set of ultrasonic generator, solves ultrasonic wave in titanium aluminum alloy and introduces problem; The center of the melting part of coil 9, alundum tube 10, mullite fiber layer 11, mould shell 12, bar layer 13 composition, can make induction heating efficiency reach the highest substantially point-blank like this; Wherein the advantage of mullite fiber is to have good heat insulation function; Mould shell component is yttrium oxide, and for not reacting with titanium aluminum alloy under high temperature, contaminated solution titanium aluminum alloy melt, damages the problem of ultrasonic equipment, make ultrasonic equipment reusable.
Embodiment two: present embodiment and embodiment one the difference is that: described ultrasonic generator 16 produces the electric oscillation signal that frequency is 20KHz, export cable through ultrasonic wave and it is transmitted to transverter 5, by transverter 5, electrical signal is transformed into mechanical vibration and drives anchor 6, union lever 3 and upper feed gearing 2 jointly to regulate the working position of ultra-sonic oscillation equipment.
The amplitude of described mechanical vibration is about 7��9 ��m, amplitude after aluminium alloy horn 7 by Amplitude amplification to 17.5 ��m��22.5 ��m, by T8 steel tool heads 8, ultrasonic wave is derived after amplification, ultrasonic wave acts on above the bar layer 13 of melting, what wherein horn 7 adopted is aluminium alloy, and tool heads 8 considers that the environment residing for it is harsher, therefore selecting T8 steel making, described transverter 5 is piezoelectric ceramics type;
Other step and parameter are identical with embodiment one.
Embodiment three: present embodiment and embodiment one or two the difference is that: the controllable movement rate scope of described upper feed gearing 2 is 0��20mm/min.
Other step and parameter are identical with embodiment one or two.
Embodiment four: one of present embodiment and embodiment one to three the difference is that: described mould shell 12 material be chosen as high temperature under there is not the yttrium oxide shuttering of reaction with titanium aluminum alloy, the big I of mould shell 12 is surrounded ring-type internal diameter size according to burner hearth, material and coil 9 and is determined.
Other step and one of parameter and embodiment one to three are identical.
Embodiment five: one of present embodiment and embodiment one to four are adopt specific conductivity higher the difference is that: described coil 9, the higher circular copper tube of thermal conductivity on steel mould coiling and become, epoxy resin and solidifying agent is applied in copper tube outside, and be wound around with asbestos tape, in power loading procedure, in coil 9, logical recirculated water cools simultaneously, coil 9 diameter phi is 45mm, and coil 9 number of turn is 8.
Other step and one of parameter and embodiment one to four are identical.
Embodiment six: one of present embodiment and embodiment one to five the difference is that: described mullite fiber layer 11, for having the mullite of good heat insulation function, uses mullite fiber face to paste, and compresses bottom mould shell 12.
Other step and one of parameter and embodiment one to five are identical.
Embodiment seven: one of present embodiment and embodiment one to six the difference is that: described mould shell 12 is placed on coil 9 central position. Other step and one of parameter and embodiment one to six are identical.
Claims (7)
1. a pollution-free high-efficient refinement titanium aluminum alloy device, it is characterised in that it comprises with lower part:
Tank body (1), vacuum pump (17), ultrasonic generator (16), ultra-sonic oscillation equipment and titanium aluminum alloy melt melting equipment;
Wherein, described ultra-sonic oscillation equipment comprises feed gearing (2), union lever (3), insulating mat (4), transverter (5), anchor (6), aluminium alloy horn (7) and T8 steel tool heads (8);
Wherein, described titanium aluminum alloy melt melting equipment comprises coil (9), alundum tube (10), mullite fiber layer (11), mould shell (12), bar layer (13), graphite felt (14) and lower fixed link (15);
Described upper feed gearing (2) is fixed on the upper middle part of tank body (1), described lower fixed link (15) is fixed on the lower middle part of tank body (1), the center of described upper feed gearing (2) and lower fixed link (15) is point-blank, described vacuum pump (17) is arranged on the sidewall of tank body (1), described union lever (3) one end is connected with upper feed gearing (2) by bolt, described union lever (3) the other end is connected with anchor (6), described insulating mat (4) is positioned at the position, center of the upper cover of anchor (6), contact with the terminal stud of transverter (5), described anchor (6) is bolted and covers on transverter (5), described aluminium alloy horn (7) one end is fixedly connected with transverter (5), described aluminium alloy horn (7) the other end is fixedly connected with T8 steel tool heads (8),
Described lower fixed link (15) is fixed with graphite felt (14), described graphite felt (14) is fixed with alundum tube (10), described alundum tube (10) outside is tied with coil (9), described alundum tube (10) inside is wrapped with mould shell (12), described mould shell (12) inside is filled with bar layer (13), is filled with mullite fiber layer (11) in the space of described mould shell (12) and alundum tube (10) centre.
2. a kind of pollution-free high-efficient refinement titanium aluminum alloy device according to claim 1, it is characterized in that described ultrasonic generator (16) produces frequency is the electric oscillation signal of 20KHz, export cable through ultrasonic wave and it is transmitted to transverter (5), by transverter (5), electrical signal is transformed into mechanical vibration and drives anchor (6), union lever (3) and upper feed gearing (2) jointly to regulate the working position of ultra-sonic oscillation equipment.
3. a kind of pollution-free high-efficient refinement titanium aluminum alloy device according to claim 2, it is characterised in that the controllable movement rate scope of described upper feed gearing (2) is 0��20mm/min.
4. a kind of pollution-free high-efficient refinement titanium aluminum alloy device according to claim 3, it is characterized in that described mould shell (12) material be chosen as under high temperature with titanium aluminum alloy, the yttrium oxide shuttering of reaction not to occur, the big I of mould shell (12) is surrounded ring-type internal diameter size according to burner hearth, material and coil (9) and is determined.
5. a kind of pollution-free high-efficient refinement titanium aluminum alloy device according to claim 4, it is characterized in that described coil (9) adopts specific conductivity higher, the higher circular copper tube of thermal conductivity on steel mould coiling and become, epoxy resin and solidifying agent is applied in copper tube outside, and be wound around with asbestos tape, in power loading procedure, in coil (9), logical recirculated water cools simultaneously, and coil (9) diameter phi is 45mm, and coil (9) number of turn is 8.
6. a kind of pollution-free high-efficient refinement titanium aluminum alloy device according to claim 5, it is characterized in that described mullite fiber layer (11) is for having the mullite of good heat insulation function, mould shell (12) bottom uses mullite fiber face to paste, and compresses.
7. a kind of pollution-free high-efficient refinement titanium aluminum alloy device according to claim 6, it is characterised in that described mould shell (12) is placed on coil (9) central position.
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| CN201410508716.2A CN104190906B (en) | 2014-09-28 | 2014-09-28 | A kind of pollution-free high-efficient refinement titanium aluminum alloy device |
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| CN201410508716.2A CN104190906B (en) | 2014-09-28 | 2014-09-28 | A kind of pollution-free high-efficient refinement titanium aluminum alloy device |
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| CN112317944A (en) * | 2020-11-04 | 2021-02-05 | 苏州昕源辰机械设备有限公司 | Split type ultrasonic wave bonding tool |
| CN113444901B (en) * | 2021-06-28 | 2022-08-02 | 哈尔滨工业大学 | Ultrasonic-assisted fusing device and method for vacuum ultrahigh-temperature refractory active material |
| CN115229167B (en) * | 2022-07-25 | 2024-01-26 | 哈尔滨工业大学 | Solidification equipment and method for preparing high-temperature alloy by applying bidirectional ultrasonic vibration |
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| KR20060016434A (en) * | 2004-08-17 | 2006-02-22 | 현대모비스 주식회사 | Apparatus for removing for bubble containing liquid metal |
| KR100757390B1 (en) * | 2005-11-29 | 2007-09-11 | 한 중 이 | manufacturing apparatus for forming material with spherical structure inside of metallic mold at casting |
| CN201538802U (en) * | 2009-10-23 | 2010-08-04 | 陈元平 | Treatment system for high-power ultrasonic alloy melt |
| CN101758206A (en) * | 2009-11-11 | 2010-06-30 | 苏州有色金属研究院有限公司 | Casting method capable of improving quality of aluminum and aluminum alloy ingots |
| JP5673157B2 (en) * | 2010-02-08 | 2015-02-18 | 日本軽金属株式会社 | Ultrasonic horn and method for producing aluminum alloy using the same |
| 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 |
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