CN203448652U - Ultrasonic agitation composite smelting equipment for low-melting-point alloy - Google Patents
Ultrasonic agitation composite smelting equipment for low-melting-point alloy Download PDFInfo
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- CN203448652U CN203448652U CN201320525262.0U CN201320525262U CN203448652U CN 203448652 U CN203448652 U CN 203448652U CN 201320525262 U CN201320525262 U CN 201320525262U CN 203448652 U CN203448652 U CN 203448652U
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Abstract
The utility model discloses ultrasonic agitation composite smelting equipment for a low-melting-point alloy, and the smelting equipment is suitable for smelting and preparation of an alloy of which the melting point is lower than 300 DEG C, especially various alloys of tin and bismuth. The equipment comprises a crucible, a heat insulation heating device, a temperature control device, an ultrasonic agitating device, an ultrasonic generation and control device and a mechanical agitating device; a metal melt is placed in the crucible; the equipment is simple and practical in structure; the mechanical agitating device and the ultrasonic agitating device are vertical to each other and do not interfere with each other; ultrasonic waves are guided from the side of the crucible to the metal melt, the efficiency is high, the loss of ultrasonic energy is less; moreover, when the solid phase rate of the metal melt is relatively high, and the mechanical agitating cannot play a role, the ultrasonic waves can be applied to the metal melt, until the metal is solidified; ultrasonic agitating and mechanical agitating are combined, so grains can be refined, non-dendritic structures can be obtained, the homogenization of ingredients and temperature of the molten metal melt is accelerated, and the plasticity of the prepared alloy is greatly improved compared with the plasticity of an alloy obtained by a conventional method.
Description
Technical field
The utility model belongs to the preparing technical field of metal, is specifically related to a kind of low-melting alloy ultrasonic agitation compound smelting equipment.
Background technology
Metallic article is directly decided by the quality of melting link and metal bath as the quality of ingot casting, foundry goods, continuous cast products.Gas in melt, the level of control of field trash are the important reactions of the degree of purity of metal bath.Along with the development of smelting and equipment and technology, the degree of purity of metal bath is largely increased, and level of inclusions and gas content are reduced, but this problem still exists.Improve melt quality, mechanical mixing method is simple, but exist, stir dead band, affect the uniformity of melt, ultrasonic wave is processed metal bath, can fining metal solidify crystal grain, can promote the gas of metal bath to form bubble the floating of growing up, can promote the reunion of field trash, and then floating, also have to study and think that field trash can be carried out to fragmentation realizes disperse distribution, these all contribute to improve the quality of metal bath.
Existing research method is mainly that ultrasonic tool head is immersed and in pending metal bath, carries out ultrasonic processing, when but the method is processed refractory metal (as steel melt), high temperature resistant and decay resistance requirement to ultrasonic tool head is high, and traditional metal materials is difficult to meet the demands; Even if adopt cermet to avoid corrosion, still there is the problem of processing, assembling difficulty and brittle failure easily occurring.Have and adopt metal tantalum as tool heads material, performance good but expensive (Chinese patent CN102554195A).By electromagnet, ultrasonic tool head is adsorbed onto to the method on metallic crucible from the side in addition, indirectly ultrasonic wave is imported to metal bath, but adopt the method ultrasonic attenuation serious, be difficult to effectively process metal bath, and iron crucible not corrosion-resistant (Chinese patent CN1478624A) itself.The mode that ultrasonic tool head immerses pending metal bath has also hindered churned mechanically adding.
Utility model content
Therefore,, in order to overcome the above problems, the utility model provides a kind of low-melting alloy ultrasonic agitation compound smelting equipment.Be applicable to melting and the preparation of 300 ℃ of following low-melting alloys alloy that particularly various tin bismuths are.Include crucible, heat insulation and heating equipment, temperature regulating device, ultrasonic agitation device, ultrasonic wave generation and control device and mechanical stirring device.Mechanical stirring device and ultrasonic wave agitating device are orthogonal, non-interference, and ultrasonic wave is directed into metal bath from the side, and ultrasonic wave agitating device is comprised of ultrasonic transducer, ultrasonic transformer and working head.Working head and crucible are gapped, and gap seals by heat resisting fluororubber, and working head directly contacts with metal bath.Crucible outside is heat insulation and heating equipment, and temperature probe inserts in metal bath, and attemperating unit can be controlled metal bath temperature.
A kind of low-melting alloy ultrasonic agitation compound smelting equipment that the utility model provides, comprise that crucible 8, heat insulation and heating equipment 9, temperature regulating device 5, ultrasonic agitation device 10, ultrasonic wave occur and control device 4 and mechanical stirring device 6, metal bath 11 is placed in crucible 8; The integrative-structure that described ultrasonic agitation device 10 is comprised of ultrasonic transducer 3, ultrasonic transformer 2 and working head 1; The outer parcel heat insulation and heating equipment 9 of described crucible 8, temperature regulating device 5 connects respectively heat insulation and heating equipment 9 and temperature probe 7, and temperature probe 7 inserts in metal bath 11, and ultrasonic wave occurs to be connected with ultrasonic agitation device 10 with control device 4; The stirring vane of mechanical stirring device 6 inserts in metal bath 11, mechanical stirring device 6 and the mutual vertical placement of ultrasonic agitation device 10, the top of described working head 1 penetrates crucible 8 and directly contacts with metal bath 11, and ultrasonic wave imports in metal bath 11 from the side.
Described ultrasonic agitation device 10 is threaded connection and forms integrative-structure by said sequence by ultrasonic transducer 3, ultrasonic transformer 2 and working head 1.
Gapped between the top of described working head 1 and crucible 8, the sealing of heat resisting fluororubber sealing ring is used in gap.
The amplitude of described working head is 30～60 μ m.
Described ultrasonic wave occurs and its ultrasonic frequency of control device is 15～25KHz, and power is 500～1500W.
The stirring vane rotating speed of described mechanical stirring device is 100～500 revs/min.
The beneficial effects of the utility model:
Mechanical stirring device and ultrasonic wave agitating device are orthogonal, and two is non-interference, can apply simultaneously.Ultrasonic agitation composite stirring, can eliminate churned mechanically dead band, remove the gas in melt.Low-temperature alloy melting greatly reduces the high temperature resistant of ultrasonic wave working head and decay resistance requirement, and the working head of doing with general tool steel just can long-term stable operation.Ultrasonic wave is directed into metal bath from the side, working head and crucible are gapped, gap seals by heat resisting fluororubber, heat resisting fluororubber sealing can completely cut off transfer of ultrasonic energy and lose to crucible, working head directly contacts with metal bath, ultrasonic energy can efficiently import metal bath, and not limited by crucible material.And higher at metal bath solid rate, when mechanical agitation is inoperative, still can apply ultrasonic wave and stir until metal freezing.Ultrasonic and mechanical composite stirring, can crystal grain thinning, obtains non-tree-crystal tissue, accelerates the composition of molten metal bath and the homogenising of temperature, the plasticity excellence of prepared alloy.
Accompanying drawing explanation
Fig. 1 is low-melting alloy ultrasonic agitation compound smelting device structure schematic diagram of the present utility model.
Wherein: 1, working head, 2, ultrasonic transformer, 3, ultrasonic transducer, 4, ultrasonic wave occurs and control device, 5, temperature regulating device, 6, mechanical stirring device, 7, temperature probe, 8, crucible, 9, heat insulation and heating equipment, 10, ultrasonic agitation device, 11, metal bath.
The specific embodiment
Below in conjunction with 1 pair of the utility model of accompanying drawing, be described further:
As shown in Figure 1, it is one that low-melting alloy ultrasonic agitation compound smelting equipment includes crucible 8, heat insulation and heating equipment 9, temperature regulating device 5, ultrasonic agitation device 10(working head 1, ultrasonic transformer 2, ultrasonic transducer 3, between by screw thread, connect and form integrative-structure), ultrasonic wave occurs and control device 4 and mechanical stirring device 6 form.Temperature regulating device 5 is connected respectively to heat insulation and heating equipment 9 and temperature probe 7, and crucible 8 outsides are heat insulation and heating equipments 9, and temperature probe 7 inserts in metal bath 11, and attemperating unit 5 can be controlled the temperature of metal bath 11.Ultrasonic wave occurs to be connected with ultrasonic agitation device 10 with control device 4.Mechanical stirring device 6 and the orthogonal installation of ultrasonic agitation device 10, ultrasonic wave is directed into metal bath 11 from the side, and gapped between working head 1 and crucible 8, gap seals by heat resisting fluororubber sealing ring.
Claims (3)
1. a low-melting alloy ultrasonic agitation compound smelting equipment, it is characterized in that: comprise that crucible (8), heat insulation and heating equipment (9), temperature regulating device (5), ultrasonic agitation device (10), ultrasonic wave occur and control device (4) and mechanical stirring device (6), metal bath (11) is placed in crucible (8); The integrative-structure that described ultrasonic agitation device (10) is comprised of ultrasonic transducer (3), ultrasonic transformer (2) and working head (1); The outer parcel of described crucible (8) heat insulation and heating equipment (9), temperature regulating device (5) connects respectively heat insulation and heating equipment (9) and temperature probe (7), temperature probe (7) inserts in metal bath (11), and ultrasonic wave occurs to be connected with ultrasonic agitation device (10) with control device (4); The stirring vane of mechanical stirring device (6) inserts in metal bath (11), mechanical stirring device (6) and ultrasonic agitation device (10) vertical placement mutually, the top of described working head (1) penetrates crucible (8) and directly contacts with metal bath (11).
2. according to the low-melting alloy ultrasonic agitation compound smelting equipment described in claim 1, it is characterized in that: described ultrasonic agitation device (10) is threaded connection and is formed integrative-structure by ultrasonic transducer (3), ultrasonic transformer (2) and working head (1).
3. according to the low-melting alloy ultrasonic agitation compound smelting equipment described in claim 1, it is characterized in that: gapped between the top of described working head (1) and crucible (8), the sealing of heat resisting fluororubber sealing ring is used in gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320525262.0U CN203448652U (en) | 2013-08-27 | 2013-08-27 | Ultrasonic agitation composite smelting equipment for low-melting-point alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320525262.0U CN203448652U (en) | 2013-08-27 | 2013-08-27 | Ultrasonic agitation composite smelting equipment for low-melting-point alloy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203448652U true CN203448652U (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320525262.0U Expired - Fee Related CN203448652U (en) | 2013-08-27 | 2013-08-27 | Ultrasonic agitation composite smelting equipment for low-melting-point alloy |
Country Status (1)
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| CN (1) | CN203448652U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447506A (en) * | 2013-08-27 | 2013-12-18 | 广东工业大学 | Compound smelting equipment ultrasonically stirring low-melting-point alloy |
| CN104076065A (en) * | 2014-04-10 | 2014-10-01 | 东北大学 | Online detection device for variation of metal melt structure caused by ultrasonic preprocessing |
| CN115029560A (en) * | 2022-06-01 | 2022-09-09 | 哈尔滨工业大学 | Equipment and method for introducing ultrasonic treatment high-temperature melt by direct and indirect coupling |
-
2013
- 2013-08-27 CN CN201320525262.0U patent/CN203448652U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447506A (en) * | 2013-08-27 | 2013-12-18 | 广东工业大学 | Compound smelting equipment ultrasonically stirring low-melting-point alloy |
| CN103447506B (en) * | 2013-08-27 | 2016-04-20 | 广东工业大学 | Low-melting alloy ultrasonic agitation compound smelting equipment |
| CN104076065A (en) * | 2014-04-10 | 2014-10-01 | 东北大学 | Online detection device for variation of metal melt structure caused by ultrasonic preprocessing |
| CN115029560A (en) * | 2022-06-01 | 2022-09-09 | 哈尔滨工业大学 | Equipment and method for introducing ultrasonic treatment high-temperature melt by direct and indirect coupling |
| CN115029560B (en) * | 2022-06-01 | 2024-02-20 | 哈尔滨工业大学 | Device and method for directly and indirectly coupling and introducing ultrasonic treatment of high-temperature melt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20160827 |