CN202415657U - Reinforced particle adding device for stirring and casting metal-base composite materials in vacuum state - Google Patents
Reinforced particle adding device for stirring and casting metal-base composite materials in vacuum state Download PDFInfo
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- CN202415657U CN202415657U CN 201120480937 CN201120480937U CN202415657U CN 202415657 U CN202415657 U CN 202415657U CN 201120480937 CN201120480937 CN 201120480937 CN 201120480937 U CN201120480937 U CN 201120480937U CN 202415657 U CN202415657 U CN 202415657U
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Abstract
The utility model provides a reinforced particle adding device for stirring and casting metal-base composite materials in a vacuum state. The reinforced particle adding device comprises a vacuum stirring and smelting furnace and a hopper, wherein a vacuum stirring and smelting furnace cover is mounted at the upper end of the vacuum stirring and smelting furnace; a particle conveying device is mounted above one side of the vacuum stirring and smelting furnace cover through a bracket; the particle conveying device is obliquely arranged; the upper end of the particle conveying device is communicated with the bottom end of the hopper by a hose; a vacuum valve is arranged at the bottom port of the hopper; a hopper cover is mounted at the top end of the hopper; a vacuum-pumping bypass port is connected to the hopper cover and a vacuum-pumping system; an inert gas purging device is also mounted on the hopper cover and positioned inside the hopper; and the inert gas purging device is connected with an inert gas source device by an external port. According to the utility model, the particle adding device can accurately controls the particle adding quantity and the particle adding speed, so as to achieve the purpose of improving the quality and the quality stability of the composite materials.
Description
Technical field
The utility model relates to a kind of feeding device of vacuum stirring casting particles reiforced metal-base composition, belongs to the Composite Preparation field.
Background technology
Development of modern science and technology requires increasingly highly to material property, and single-material often is difficult to satisfy request for utilization.Compare with traditional metal materials; Particles reiforced metal-base composition has advantages such as higher specific tenacity, specific rigidity, wear resisting property and thermal expansivity are little; Have very big material design freedom simultaneously, therefore be described as the novel material of 21 century, become the focus of domestic and international investigation of materials.
Prepare particles reiforced metal-base composition method commonly used methods such as powder metallurgy, jet deposition and vacuum stirring casting are arranged.Wherein the vacuum stirring casting is meant enhanced granule is added metal melt in some way, and the eddy current that under vacuum condition, relies on the stirring-head rotation to produce is forced enhanced granule to bring into and be evenly distributed in the melt.Because the vacuum stirring casting is low for equipment requirements, technology is simple, be fit to continuous production, be hopeful to realize large-scale industrial production most.
Because enhanced granule and matrix metal melt wettability are poor, so enhanced granule need carry out pre-treatment before the adding melt, to improve both wettabilities.Against vacuum stirring casting technology, it is key link that pretreated particle is all stirred in the melt at short notice.
Chinese patent publication number CN1676237A discloses the two stirring means of a kind of vacuum machine, and this method with the disposable high-temperature fusant surface that is added to of enhanced granule, vacuumizes then and carries out stirring casting under non-vacuum condition.The problem that this method exists is that particle amasss for a long time in bath surface and can cause that particle temperature raises and conglomeration has increased its dispersion difficulty in melt; Particle contacts high-temperature fusant and can form oxidation sludge under non-vacuum condition simultaneously, reduces the quality of matrix material.
Chinese patent publication number CN101157996A and CN101158001A; The device of another kind of preparation particle enhanced aluminum-based composite material is disclosed; Its particle adding method is that a pretreatment of particles stove is installed above the melting furnace side; Particle adopts the method for heating to carry out pre-treatment in this stove, and under vacuum condition, particle is sent into smelting furnace by feed mechanism.The problem that this method exists is that particle will carry out long-time pyroprocessing in the pre-treatment stove, causes the distortion of pre-treatment stove easily, the vacuum-sealing of the whole table apparatus of influence.And enhanced granule very easily be adsorbed on pre-treatment stove inwall, feed mechanism and and transmission path between the slit in, can't accurately control the particle add-on, be difficult to guarantee matrix material quality stability.
Summary of the invention
The purpose of the utility model is to overcome the deficiency that prior art exists, and provides
OnePlant the enhanced granule adding apparatus of vacuum stirring casting metal based composite material, can accurately control the particle adding apparatus of particle add-on, adding speed, reach the purpose that improves matrix material quality and quality stability.
The purpose of the utility model realizes through following technical scheme:
A kind of enhanced granule adding apparatus of vacuum stirring casting metal based composite material comprises vacuum stirring smelting furnace, hopper, and the upper end of said vacuum stirring smelting furnace is equipped with vacuum stirring melting bell; It is characterized in that: the side top of said vacuum stirring melting bell is equipped with the particle transport device through support; The particle transport device is and is in tilted layout, and the upper end of said particle transport device is connected with the hopper bottom through flexible pipe, on the hopper bottom nozzle, is provided with vacuum valve; On the top of said hopper hopper cover is installed; Be connected on the hopper cover and vacuumize the bypass interface, vacuumize the bypass interface and link to each other, the inert blowing gas sweeping device also is installed on the said hopper cover with pumped vacuum systems; The inert blowing gas sweeping device is in hopper, and the inert blowing gas sweeping device links to each other with the indifferent gas source apparatus through external tapping;
Said particle transport device comprises adjustable speed motor, helical screw feeder, insulation passage and angle adjustable discharge port; One end of said helical screw feeder links to each other with insulation passage one end; Its direction is parallel, and the insulation passage the other end passes vacuum stirring melting bell and extends in the vacuum stirring smelting furnace, and links to each other with the adjustable discharge port; The other end of said helical screw feeder drives with adjustable speed motor and is connected, and said insulation passage upside has an opening and is connected with flexible pipe.
Further, the enhanced granule adding apparatus of above-mentioned a kind of vacuum stirring casting metal based composite material, wherein, the adjustable discharge port is connected with the outer rotary crank of vacuum stirring melting bell through dynamic sealing device.
Further, the enhanced granule adding apparatus of above-mentioned a kind of vacuum stirring casting metal based composite material, wherein, the angle of inclination of particle transport device at 0o in 90o.
Further, the enhanced granule adding apparatus of above-mentioned a kind of vacuum stirring casting metal based composite material, wherein, hopper is made up of slick metal or ceramic-lined, thermal insulation layer and metal shell.
The substantive distinguishing features of the utility model technical scheme is mainly reflected in progressive:
Hopper in the utility model is circumscribed with pumped vacuum systems; Hopper and vacuum stirring smelting furnace carry out respectively when vacuumizing; Particle plugging hopper outlet in the time of can avoiding integral body to vacuumize; Directly particle is sent into the vacuum stirring smelting furnace by feed mechanism after reaching required vacuum tightness, can effectively avoid forming oxidation sludge behind the enhanced granule contact high-temperature fusant in the vacuum; Through changing the rotating speed of helical screw feeder, can accurately control enhanced granule and add speed simultaneously, avoid particle to pile up at bath surface; The insulation passage of inert blowing gas sweeping device and inclination can make the enhanced granule in the hopper all get in the vacuum stirring smelting furnace, avoids it to stick on hopper liner and the transfer mechanism; Simultaneously because the existence of rare gas element in the vacuum stirring smelting furnace can reduce the volatilization of alloying element; The discharge port of angle adjustable can be avoided colliding with it in the vacuum oven stirring mechanism lifting process, and can under vacuum environment, accurately control the position that particle adds.
Description of drawings
Below in conjunction with accompanying drawing the utility model technical scheme is described further:
Fig. 1: the utility model structural representation;
Fig. 2: the external synoptic diagram of angle adjustable discharge port;
Fig. 3: the principle of work synoptic diagram of angle adjustable discharge port.
Embodiment
As shown in Figure 1, a kind of enhanced granule adding apparatus of vacuum stirring casting metal based composite material comprises vacuum stirring smelting furnace 16, hopper 3; The upper end of vacuum stirring smelting furnace 6 is equipped with vacuum stirring melting bell 15, and the side of vacuum stirring melting bell 15 top is equipped with particle transport device 20 through support 1, and particle transport device 20 is and is in tilted layout; The angle of inclination of its particle transport device 20 can be on the optional position of 0o in the 90o; The upper end of particle transport device 20 is connected with hopper 3 bottoms through flexible pipe, and hopper 3 is made up of slick metal or ceramic-lined 4, thermal insulation layer 5 and metal shell 6, on hopper 3 bottom nozzles, is provided with vacuum valve 11; Hopper cover 8 is installed on the top of hopper 3; Be connected on the hopper cover 8 and vacuumize bypass interface 7, vacuumize bypass interface 7 and link to each other, inert blowing gas sweeping device 9 also is installed on the hopper cover 8 with pumped vacuum systems 17; Inert blowing gas sweeping device 9 is in hopper 3, and inert blowing gas sweeping device 9 links to each other with indifferent gas source apparatus 10 through external tapping; Particle transport device 20 comprises adjustable speed motor 2, helical screw feeder 12, insulation passage 13 and angle adjustable discharge port 14; One end of helical screw feeder 12 links to each other with insulation passage 13 1 ends; Its direction is parallel; Insulation passage 13 the other ends pass vacuum stirring melting bell 15 and extend in the vacuum stirring smelting furnace 16, and link to each other with adjustable discharge port 14, and the other end of helical screw feeder 12 drives with adjustable speed motor 2 and is connected; Thereby accurately control the adding speed of enhanced granule, insulation passage 13 upsides have an opening and are connected with flexible pipe.
Like Fig. 2, shown in Figure 3; Adjustable discharge port 14 is connected with vacuum stirring melting bell 15 outer rotary cranks 18 through dynamic sealing device 19; Make its adjustable discharge port 14 can adjust different angle positions, can avoid touching mutually with it in the lifting device lifting process in the vacuum stirring smelting furnace 16.
During concrete the application, at first enhanced granule is carried out the high temperature pre-treatment after 2 ~ 3 hours, when particle temperature is reduced to 200 ~ 500 ℃, open hopper cover 8; Close vacuum valve 11 simultaneously, pour enhanced granule into hopper 3 weights, close to open after the hopper cover 8 and vacuumize bypass interface 7; Processing such as melting of metal, degasification refining, slag hitting have been accomplished in the vacuum stirring smelting furnace 16 at this moment; Then close vacuum stirring melting bell 15, begin vacuum stirring smelting furnace 16 is vacuumized through pumped vacuum systems 17 then, after vacuum tightness reaches requirement, close pumped vacuum systems 17; Open vacuum valve 11; Restart adjustable speed motor 2, adjustable speed motor 2 drives helical screw feeder 12 enhanced granule is sent in the vacuum stirring smelting furnace 16, starts inert blowing gas sweeping device 9 during reinforced will the end; With rare gas element residual particles is all sent in the vacuum stirring smelting furnace 16, realized using to greatest extent.
Wherein, Particle transport device 20 is 0o and all gets in the vacuum stirring smelting furnace 16 to the enhanced granule that the inclination placement of 90o and inert blowing gas sweeping device 9 purge in can hopper 3; After finishing, the particle high-temperature pre-treatment adds material bin 3 again; Close vacuum valve 11, hopper 3 vacuumizes separately, the outlet of particle plugging hopper 3 in the time of can avoiding integral body to vacuumize; In the particle adition process, start inert blowing gas sweeping device 9 simultaneously, rare gas element can be blown into the particle in gap between the liner 4, helical screw feeder 12 and the insulation passage 13 that are bonded in the hopper 3 in the vacuum stirring smelting furnace 16, can accurately guarantee the particle add-on.Simultaneously, because the existence of rare gas element can reduce the vacuum tightness in the vacuum stirring smelting furnace 16, the volatilization that alleviates alloying element to a certain extent.
In sum; The utility model is provided with pumped vacuum systems through hopper; Hopper and vacuum stirring smelting furnace carry out respectively when vacuumizing; Particle plugging hopper outlet in the time of can avoiding integral body to vacuumize is directly sent particle into the vacuum stirring smelting furnace by feed mechanism after reaching required vacuum tightness, can effectively avoid forming oxidation sludge behind the enhanced granule contact high-temperature fusant in the vacuum; Through changing the rotating speed of helical screw feeder, can accurately control enhanced granule and add speed simultaneously, avoid particle to pile up at bath surface.The insulation passage of inert blowing gas sweeping device and inclination can make the enhanced granule in the hopper all get in the vacuum stirring smelting furnace, avoids it to stick on hopper liner and the transfer mechanism.Simultaneously because the existence of rare gas element in the vacuum stirring smelting furnace can reduce the volatilization of alloying element.The discharge port of angle adjustable can be avoided colliding with it in the vacuum oven stirring mechanism lifting process, and can under vacuum environment, accurately control the position that particle adds.
It is emphasized that: above only is the preferred embodiment of the utility model; Be not that the utility model is done any pro forma restriction; Every technical spirit according to the utility model all still belongs in the scope of the utility model technical scheme any simple modification, equivalent variations and modification that above embodiment did.
Claims (4)
1. the enhanced granule adding apparatus of a vacuum stirring casting metal based composite material comprises vacuum stirring smelting furnace, hopper, and the upper end of said vacuum stirring smelting furnace is equipped with vacuum stirring melting bell; It is characterized in that: the side top of said vacuum stirring melting bell is equipped with the particle transport device through support; The particle transport device is and is in tilted layout, and the upper end of said particle transport device is connected with the hopper bottom through flexible pipe, on the hopper bottom nozzle, is provided with vacuum valve; On the top of said hopper hopper cover is installed; Be connected on the hopper cover and vacuumize the bypass interface, vacuumize the bypass interface and link to each other, the inert blowing gas sweeping device also is installed on the said hopper cover with pumped vacuum systems; The inert blowing gas sweeping device is in hopper, and the inert blowing gas sweeping device links to each other with the indifferent gas source apparatus through external tapping;
Said particle transport device comprises adjustable speed motor, helical screw feeder, insulation passage and angle adjustable discharge port; One end of said helical screw feeder links to each other with insulation passage one end; Its direction is parallel, and the insulation passage the other end passes vacuum stirring melting bell and extends in the vacuum stirring smelting furnace, and links to each other with the adjustable discharge port; The other end of said helical screw feeder drives with adjustable speed motor and is connected, and said insulation passage upside has an opening and is connected with flexible pipe.
2. the enhanced granule adding apparatus of a kind of vacuum stirring casting metal based composite material according to claim 1 is characterized in that: said adjustable discharge port is connected with the outer rotary crank of vacuum stirring melting bell through dynamic sealing device.
3. the enhanced granule adding apparatus of a kind of vacuum stirring casting metal based composite material according to claim 1 is characterized in that: the angle of inclination of said particle transport device at 0o in 90o.
4. the enhanced granule adding apparatus of a kind of vacuum stirring casting metal based composite material according to claim 1 is characterized in that: said hopper is made up of slick metal or ceramic-lined, thermal insulation layer and metal shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120480937 CN202415657U (en) | 2011-11-28 | 2011-11-28 | Reinforced particle adding device for stirring and casting metal-base composite materials in vacuum state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120480937 CN202415657U (en) | 2011-11-28 | 2011-11-28 | Reinforced particle adding device for stirring and casting metal-base composite materials in vacuum state |
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| Publication Number | Publication Date |
|---|---|
| CN202415657U true CN202415657U (en) | 2012-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120480937 Expired - Fee Related CN202415657U (en) | 2011-11-28 | 2011-11-28 | Reinforced particle adding device for stirring and casting metal-base composite materials in vacuum state |
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|---|---|
| CN (1) | CN202415657U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398016A (en) * | 2011-11-28 | 2012-04-04 | 苏州有色金属研究院有限公司 | Feeding device of reinforcing particles of metallic matrix composite material cast by vacuum mixing |
| CN104399934A (en) * | 2014-11-04 | 2015-03-11 | 昆明理工大学 | Ceramic-metal composite material preparing device and ceramic-metal composite material preparing method |
| CN106735024A (en) * | 2016-12-30 | 2017-05-31 | 苏州有色金属研究院有限公司 | Prepare aluminum matrix composite semi-continuous casting device |
| CN107058785A (en) * | 2017-03-21 | 2017-08-18 | 湖北玉立恒洋新材料科技有限公司 | SiC particulate reinforced aluminum matrix composites preparation method |
| CN108778562A (en) * | 2016-03-18 | 2018-11-09 | 伊苏瓦尔肯联铝业 | Casting Equipment casing with sealing device |
| CN108913933A (en) * | 2018-09-21 | 2018-11-30 | 湘潭金波新材料科技有限公司 | The smelting apparatus and method of smelting of aluminum matrix composite |
| CN109161717A (en) * | 2018-10-17 | 2019-01-08 | 湘潭金波新材料科技有限公司 | It is used to prepare the smelting apparatus of aluminum matrix composite |
| CN111112573A (en) * | 2019-12-12 | 2020-05-08 | 胡利丽 | One shot forming's die-casting device that can breathe freely |
| CN114719605A (en) * | 2020-06-09 | 2022-07-08 | 姜春辉 | Intelligent injection device for adding materials in metal/alloy smelting process |
-
2011
- 2011-11-28 CN CN 201120480937 patent/CN202415657U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398016A (en) * | 2011-11-28 | 2012-04-04 | 苏州有色金属研究院有限公司 | Feeding device of reinforcing particles of metallic matrix composite material cast by vacuum mixing |
| CN104399934A (en) * | 2014-11-04 | 2015-03-11 | 昆明理工大学 | Ceramic-metal composite material preparing device and ceramic-metal composite material preparing method |
| CN104399934B (en) * | 2014-11-04 | 2016-12-07 | 昆明理工大学 | A kind of ceramic-metal composite material preparation facilities and prepare ceramic-metal composite material method |
| CN108778562A (en) * | 2016-03-18 | 2018-11-09 | 伊苏瓦尔肯联铝业 | Casting Equipment casing with sealing device |
| CN108778562B (en) * | 2016-03-18 | 2020-06-23 | 伊苏瓦尔肯联铝业 | Casting equipment casing with sealing device |
| CN106735024A (en) * | 2016-12-30 | 2017-05-31 | 苏州有色金属研究院有限公司 | Prepare aluminum matrix composite semi-continuous casting device |
| CN107058785A (en) * | 2017-03-21 | 2017-08-18 | 湖北玉立恒洋新材料科技有限公司 | SiC particulate reinforced aluminum matrix composites preparation method |
| CN107058785B (en) * | 2017-03-21 | 2018-07-20 | 湖北玉立恒洋新材料科技有限公司 | SiC particulate reinforced aluminum matrix composites preparation method |
| CN108913933A (en) * | 2018-09-21 | 2018-11-30 | 湘潭金波新材料科技有限公司 | The smelting apparatus and method of smelting of aluminum matrix composite |
| CN109161717A (en) * | 2018-10-17 | 2019-01-08 | 湘潭金波新材料科技有限公司 | It is used to prepare the smelting apparatus of aluminum matrix composite |
| CN111112573A (en) * | 2019-12-12 | 2020-05-08 | 胡利丽 | One shot forming's die-casting device that can breathe freely |
| CN114719605A (en) * | 2020-06-09 | 2022-07-08 | 姜春辉 | Intelligent injection device for adding materials in metal/alloy smelting process |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20171128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |