CN2873796Y - Device for preparing metal base composite material by blowing air feeding method - Google Patents
Device for preparing metal base composite material by blowing air feeding method Download PDFInfo
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- CN2873796Y CN2873796Y CN 200520040045 CN200520040045U CN2873796Y CN 2873796 Y CN2873796 Y CN 2873796Y CN 200520040045 CN200520040045 CN 200520040045 CN 200520040045 U CN200520040045 U CN 200520040045U CN 2873796 Y CN2873796 Y CN 2873796Y
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- resistance furnace
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Abstract
The utility model discloses metal-matrix composite manufacture equipment utilizing air blowing feeding method, which belongs to metallurgy and metal composite manufacture field. The equipment mainly comprises an air blowing feeding system. Through the pipe 3 by the nitrogen bottle 17, decompression valve 1 and the flow meter 2, the equipment delivers the ceramic powder in the nitrogen stream carrying and feeding container 5 into the crucible 14 inside the electric resistance furnace 15 with metal molten liquid in it with the help of the hollow stirrer handle 8 and the hollow stirrer head 10. In addition, mechanical stirring device, the electric resistance furnace heating device and exhaust gas purifying device are involved. Sub pressure occurs between the furnace cover 11 and the crucible 14 caused by the air extracting pump 13, which forms the inert gases in the electric resistance furnace 15 protection system together with the air blowing feeding system. The exhaust gas is discharged from the air extracting pump 13 through the pipe after the purification in the purifying bottle 12. The utility model has a simple structure, low cost, and is convenient to operate and maintain. The ceramic powder enhanced metal composite, which is produced by the utility model, has no air holes or impurity flaws. Besides, the utility model has excellent mechanic capability.
Description
Technical field
The utility model relates to the device that a kind of legal system of feeding in raw material with blowing is equipped with metal-base composites, belongs to metallurgy and metal composite manufacturing process technology field.
Background technology
Metal-base composites is owing to have higher specific tenacity, specific rigidity and advantages such as thermostability, wear resistance and dimensional stability preferably, become various countries scientific and technological circle and paid close attention to and the focus of studying, and obtained application in fields such as Aeronautics and Astronautics, precision instrument, traffic above-grounds.The preparation method of metal-base composites is a lot, at present relatively have the method for using value to mainly contain powder metallurgic method, stirring casting method, reaction in method of formation and pressure method of impregnation etc., but all there are problems such as manufacturing cost height, complex process, product size shape be restricted in various degree in these methods.It is reported that states such as the U.S., Japan utilize liquid whipping appts to carry out the production of aluminum matrix composite, this production method requires to carry out under vacuum condition, and the device structure complexity, and production efficiency is low, and the cost of preparation material is higher.In recent years once relevant for to the inner report [US006106588A] that directly adds the preparation facilities of reinforce of molten metal, but the heating crucible of described device and liquid level are protected complex structure, are not easy to Operation and maintenance.The domestic report [CN 22805300Y] that also stirs the preparation metal-base composites relevant for liquid state, but its reinforce can't join the molten metal bottom continuously, and unavoidable generation air contacts with molten metal and causes the molten metal surface oxidation and form whirlpool rolling up phenomenons such as air-flow in the process of feeding in raw material.
Summary of the invention
The purpose of this utility model provides a kind of device that can prepare ceramic particle reinforced metal base composites.
A kind of legal system of feeding in raw material with blowing of the utility model is equipped with the device of metal-base composites, including and blowing reinforced and plenum system, mechanical stirring, resistance furnace heating and waste gas purification apparatus four parts; It is characterized in that:
A. the reinforced plenum system that reaches of blowing partly includes an air supply source nitrogengas cylinder, and its top is provided with the admission passage system that has reducing valve, under meter and Y-junction; The pipeline that makes progress by Y-junction with add material container and be connected, the particle powder of borrowing air-flow will add in the material container is sent; Add material container below be provided with one regulate ball valve, the movable sealing sleeve of carrier powder air flow rate and be loaded on movable sealing sleeve and rapid-acting coupling between hollow stirrer handle bar; Powder is sent in the molten metal in the crucible by this hollow stirrer handle bar; Another road of plenum system is by the downward pipeline of Y-junction, and it is connected with inlet pipe on the bonnet above the resistance furnace, by the inlet pipe in this insertion crucible nitrogen is sent in the pot;
B. mechanical stirring device partly includes a stirring-head that is connected with rapid-acting coupling, and the upper end of this stirring-head is to be connected with top agitator handle bar by this rapid-acting coupling; The upper end portion of stirring-head is a hollow tube, and its end portion is provided with the graphite member that contacts with high temperature solution, has the duct in the middle of this graphite member, and nearly circumference edge portion is provided with the left hand thread structure, but super helix blade stirring action; The fixer that stirring-head is made by metal tube is fixed; Hollow stirrer handle bar is fixed on the driven shaft of electric machine-tool by conical surface sleeve, and with add material container and be connected with the slipper seal form by movable sealing sleeve;
C. the resistance furnace heating unit partly includes the resistance furnace that is provided with heater coil or heat generating components around, and its top is provided with bonnet, is provided with inlet pipe and escape pipe above the bonnet; Placement one fills the crucible of molten metal in the furnace chamber of resistance furnace; Be provided with a stirring-head that can play stirring action in the middle of the crucible to molten metal; Thermopair is equipped with in the bottom of crucible, is connected with temperature control unit by lead; Enter in the crucible from the nitrogen of nitrogengas cylinder inlet pipe, make to form protection of inert gas atmosphere by the insertion crucible of left side of face on downward pipeline and the bonnet; The escape pipe of bonnet upper right can be discharged waste gas in the stove;
D. waste gas purification apparatus partly includes the air cleaning bottle of a purifying exhaust air, fills the chemical reagent solution that Purge gas is used in the bottle; Side in the air cleaning bottle is provided with pipeline and is connected with the escape pipe of resistance furnace bonnet, and opposite side is provided with pipeline and is connected with off-gas pump; Crucible in the resistance furnace and the unnecessary gas between the bonnet or waste gas can be discharged by off-gas pump after air cleaning bottle purifies by pipeline;
The bonnet that the resistance furnace top of above-mentioned resistance furnace heating unit is provided with, its structure is made up of the fixed cap and the intermediary removable cover in the outside; Two ends have circular hole on the fixed cap in the outside, and inlet pipe and escape pipe can be set respectively; On the intermediary removable cover, have the circular hole that stirring-head can be installed; Also be provided with observation window in fixed cap one side, so that observe situation in the stove.
Apparatus structure of the present utility model is simple, cheap, can exempt baroque vacuum apparatus, and blowing feeds in raw material can add the enhancing powder continuously; In the metal-base composites of preparing, reinforce is evenly distributed, tight with matrix bond, and do not have pore and defective such as be mingled with, its good mechanical performance is also better.
Description of drawings
Fig. 1 is the structural representation of the utility model Composite Preparation device.
Fig. 2 is the structural representation of agitator in the utility model device.
Fig. 3 is the bonnet structural representation in the utility model device
Embodiment
Now in conjunction with the accompanying drawings and embodiments the utility model is elaborated.
Embodiment one: referring to Fig. 1, Fig. 2 and Fig. 3.In the present embodiment, a kind of legal system of feeding in raw material with blowing is equipped with the device of metal-base composites, and its structure includes blows reinforced and plenum system, mechanical stirring, resistance furnace heating and waste gas purification apparatus four parts:
1. blow and feed in raw material and the plenum system part: it includes an air supply source nitrogengas cylinder 17, is provided with the aspirating pipeline system that has reducing valve 1, under meter 2 and Y-junction on nitrogengas cylinder 17 tops; The pipeline 3 that makes progress by Y-junction with add material container 5 and be connected, the particle powder of borrowing air-flow will add in the material container 5 is sent; Add material container 5 below be provided with one and regulate ball valve 6, the movable sealing sleeve 7 of carrier powder air flow rate and be loaded on movable sealing sleeve 7 and the hollow stirrer handle bar 8 of 9 of rapid-acting couplings; Powder is sent in the molten metal in the crucible 14 by this hollow stirrer handle bar 8; Another road of plenum system is by the downward pipeline of Y-junction, and it is connected with inlet pipe on the bonnets 11 above the resistance furnace 15, by these insertions crucible 14 interior inlet pipe nitrogen is sent in the crucible;
2. mechanical stirring device part: it includes a stirring-head 10 that is connected with rapid-acting coupling 9, and the upper end of this stirring-head 10 is to be connected with top agitator handle bar 8 by this rapid-acting coupling 9; The upper end portion of stirring-head 10 is a hollow tube, and its end portion is provided with the graphite member that contacts with high temperature solution, has the duct in the middle of this graphite member, and nearly circumference edge portion is provided with left-handed pair of helicitic texture, but super helix blade stirring action; The fixer that stirring-head 10 is made by metal tube is fixed; Hollow stirrer handle bar 8 is fixed on by conical surface sleeve on the driven shaft of electric machine-tool 4 (not marking among the figure), and with add material container 5 and be connected with the slipper seal form by movable sealing sleeve 7;
3. resistance furnace heating unit part: it includes the resistance furnace 15 that is provided with heater coil or heat generating components around, and its top is provided with bonnet 11, is provided with inlet pipe and escape pipe above the bonnet 11; Placement one fills the crucible 14 of molten metal in the furnace chamber of resistance furnace 15; Be provided with a stirring-head 10 that can play stirring action in the middle of the crucible 14 to molten metal; Thermopair is equipped with in the bottom of crucible 14, is connected with temperature control unit 16 by lead; Enter in the crucible from the nitrogen of nitrogengas cylinder 17 inlet pipe, make to form protection of inert gas atmosphere by the insertion crucible 14 of left side of face on downward pipeline and the bonnet 11; The escape pipe of bonnet 11 upper right can be discharged waste gas in the stove;
4. waste gas purification apparatus part: it includes the air cleaning bottle 12 of a purifying exhaust air, fills the chemical reagent solution that Purge gas is used in the bottle; Side in the air cleaning bottle 12 is provided with pipeline and is connected with the escape pipe of resistance furnace bonnet 11, and opposite side is provided with pipeline and is connected with off-gas pump 13; Crucible 14 in the resistance furnace 15 and the unnecessary gas between the bonnet 11 or waste gas can be discharged by off-gas pump 13 after air cleaning bottle 12 purifies by pipeline;
Referring to Fig. 3, the bonnet 11 that resistance furnace 15 tops are provided with, its structure is made up of the fixed cap 111 and the intermediary removable cover 113 in the outside; Two ends have circular hole on the fixed cap 111 in the outside, and inlet pipe 112 and escape pipe 114 can be set respectively; On intermediary removable cover 113, have the circular hole that stirring-head 10 can be installed; Also be provided with the circular hole of observation window lid 115 in fixed cap 111 1 sides, so that observe situation in the stove.
Among the utility model embodiment, the particle powder that strengthens usefulness can adopt ceramic powder, and metal matrix material can adopt metals such as aluminium, magnesium, copper or zinc, makes the ceramic reinforced metal based composites.
Device of the present utility model is in specific operation process, can open the Air blowing valve reducing valve 1 that adds material container 5 upstreams and the ball valve 6 in downstream when reinforced, the big I of nitrogen flow detects by under meter 2, and, the carrier ceramic powder can be borrowed air-flow like this through adding material container 5 and hollow agitator handle bar 8, hollow stirring-head 10 join in the molten metal by 1 control of valve and reducing valve.Off-gas pump 13 can cause negative pressure between bonnet 11 and crucible 14, it and the reinforced plenum system acting in conjunction of blowing realize the protection of inert gas in the resistance furnace 15.The composite material melt that melting obtains in crucible 14 can be in a certain way transferred in the mould casting forming or is adopted other method to be shaped through container.
Preparation facilities of the present utility model has realized that continuous air blowing is reinforced, helps strengthening the homodisperse of ceramic powder; The semi automatic machine whipping appts, can save manpower and stir fully, liquation do not have and splashes, and improved security; Protection of inert gas can be exempted the oxidation of molten metal and agitator; The purifying treatment of waste gas has embodied environmental requirement.Preparation facilities of the present utility model is sneaked into reducing impurity, and it is air-breathing and improve the aspects such as distribution of reinforce in matrix material and have good effect to reduce whirlpool.
Claims (2)
1. one kind is equipped with the device of metal-base composites with the reinforced legal system of blowing, and including and blowing reinforced and plenum system, mechanical stirring, resistance furnace heating and waste gas purification apparatus four parts; It is characterized in that:
A. the reinforced plenum system that reaches of blowing includes an air supply source nitrogengas cylinder (17), and its top is provided with the aspirating pipeline system that has reducing valve (1), under meter (2) and Y-junction; The pipeline (3) that makes progress by Y-junction with add material container (5) and be connected, the particle powder that nationality borrows air-flow will add in the material container (5) is sent; Add material container (5) below be provided with one regulate ball valve (6), the movable sealing sleeve (7) of carrier powder air flow rate and be loaded on movable sealing sleeve (7) and rapid-acting coupling (9) between hollow stirrer handle bar (8); Powder is sent in the interior molten metal of crucible (14) by this hollow stirrer handle bar (8); Another road of plenum system is by the downward pipeline of Y-junction, and it is connected with the inlet pipe on the bonnet (11) above the resistance furnace (15), by the inlet pipe that this insertions crucible (14) is interior nitrogen is sent in the crucible;
B. mechanical stirring device partly includes a stirring-head (10) that is connected with rapid-acting coupling (9), and the upper end of this stirring-head (10) is to be connected with top agitator handle bar (8) by this rapid-acting coupling (9); The upper end portion of stirring-head (10) is a hollow tube, and its end portion is provided with the graphite member that contacts with high temperature solution, has the duct in the middle of this graphite member, and nearly circumference edge portion is provided with the left hand thread structure, but super helix blade stirring action; The fixer that stirring-head (10) is made by metal tube is fixed; Hollow stirrer handle bar (8) is fixed on the driven shaft of electric machine-tool (4) by conical surface sleeve, and with add material container (5) and be connected with the slipper seal form by movable sealing sleeve (7);
C. the resistance furnace heating unit partly includes the resistance furnace (15) that is provided with heater coil or heat generating components around, and its top is provided with bonnet (11), and bonnet is provided with inlet pipe and escape pipe above (11); Placement one fills the crucible (14) of molten metal in the furnace chamber of resistance furnace (15); Be provided with a stirring-head (10) that can play stirring action in the middle of the crucible (14) to molten metal; Thermopair is equipped with in the bottom of crucible (14), is connected with temperature control unit (16) by lead; The inlet pipe that goes up the insertion crucible (14) of left side of face by downward pipeline and bonnet (11) from the nitrogen of nitrogengas cylinder (17) enters in the crucible, makes to form protection of inert gas atmosphere; The escape pipe of bonnet (11) upper right can be discharged waste gas in the stove;
D. waste gas purification apparatus partly includes the air cleaning bottle (12) of a purifying exhaust air, fills the chemical reagent solution that Purge gas is used in the bottle; Side in the air cleaning bottle (12) is provided with pipeline and is connected with the escape pipe of resistance furnace bonnet (11), and opposite side is provided with pipeline and is connected with off-gas pump (13); Crucible (14) in the resistance furnace (15) and the unnecessary gas between the bonnet (11) or waste gas can be discharged by off-gas pump (13) after air cleaning bottle (12) purifies by pipeline.
2. a kind of device that is equipped with metal-base composites with the reinforced legal system of blowing according to claim 1, it is characterized in that the bonnet (11) of resistance furnace (15) the top setting of described resistance furnace heating unit, its structure is made up of the fixed cap (111) and the intermediary removable cover (113) in the outside; Go up two ends at the fixed cap (111) in the outside and have circular hole, inlet pipe (112) and escape pipe (114) can be set respectively; On intermediary removable cover (113), have the circular hole that stirring-head (10) can be installed; Also be provided with the circular hole of observation window lid (115) in fixed cap (111) one sides, so that observe situation in the stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520040045 CN2873796Y (en) | 2005-03-10 | 2005-03-10 | Device for preparing metal base composite material by blowing air feeding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520040045 CN2873796Y (en) | 2005-03-10 | 2005-03-10 | Device for preparing metal base composite material by blowing air feeding method |
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| Publication Number | Publication Date |
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| CN2873796Y true CN2873796Y (en) | 2007-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200520040045 Expired - Fee Related CN2873796Y (en) | 2005-03-10 | 2005-03-10 | Device for preparing metal base composite material by blowing air feeding method |
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| CN (1) | CN2873796Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101733368B (en) * | 2008-11-26 | 2012-04-25 | 北京有色金属研究总院 | Method for preparing metal-based composite material |
| CN105420527A (en) * | 2015-12-23 | 2016-03-23 | 太原科技大学 | Device for preparing aluminum-based composite material through rotary spraying and slight-injecting method |
| CN105483418A (en) * | 2015-12-23 | 2016-04-13 | 太原科技大学 | Device and method for preparing aluminum-based composite material by high-temperature stirring |
| CN108265310A (en) * | 2017-12-26 | 2018-07-10 | 渤海造船厂集团有限公司 | A kind of water electrolysis hydrogen producing gas and oxygen unit safety medicine system |
-
2005
- 2005-03-10 CN CN 200520040045 patent/CN2873796Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101733368B (en) * | 2008-11-26 | 2012-04-25 | 北京有色金属研究总院 | Method for preparing metal-based composite material |
| CN105420527A (en) * | 2015-12-23 | 2016-03-23 | 太原科技大学 | Device for preparing aluminum-based composite material through rotary spraying and slight-injecting method |
| CN105483418A (en) * | 2015-12-23 | 2016-04-13 | 太原科技大学 | Device and method for preparing aluminum-based composite material by high-temperature stirring |
| CN105483418B (en) * | 2015-12-23 | 2017-07-18 | 太原科技大学 | A kind of high-temperature stirring prepares the device and method of aluminum matrix composite |
| CN108265310A (en) * | 2017-12-26 | 2018-07-10 | 渤海造船厂集团有限公司 | A kind of water electrolysis hydrogen producing gas and oxygen unit safety medicine system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070228 Termination date: 20100310 |