CN101024247A - Mechanical swinging type atomizing liquid-leading system suitable for preparing large-size jet-diposition blank ingot - Google Patents
Mechanical swinging type atomizing liquid-leading system suitable for preparing large-size jet-diposition blank ingot Download PDFInfo
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- CN101024247A CN101024247A CN 200710071943 CN200710071943A CN101024247A CN 101024247 A CN101024247 A CN 101024247A CN 200710071943 CN200710071943 CN 200710071943 CN 200710071943 A CN200710071943 A CN 200710071943A CN 101024247 A CN101024247 A CN 101024247A
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Abstract
The invention relates to mechanical swing type atomizing draining system used to make large size spray deposit billet. Discharge gate at the crucible bottom is connected with guiding tube of the diversion atomizer. The outer wall corresponding with the main atomizer diameter two ends is set a pair of rotating shafts. The axis of the diversion atomizer and the rotating shaft is joined at the center of the main atomizer. The vertical height between the diversion atomizer center and main atomizer center is 10mm-80mm. The axle center at the outer wall of the main atomizer normal to the rotating shaft is set dead axle connecting piece. One end of the connecting rod is connected with the dead axle of the connecting piece. Another end is connected with eccentric cam of the electric machine. The invention can increase spray deposit technique application range, reduce control link, manufacturing cost, gain even, large size deposit billet.
Description
Technical field
The present invention relates to a kind of atomizing drain system of materials processing.
Background technology
Jet deposition (Spray Deposition) also is reaction-injection moulding (Spray Forming), or spray casting (Spray Casting), and development has become a kind of important advanced material technology of preparing so far.This technology has alloying element solubility, the refinement alloy structure of raising, reduces characteristics such as alloying element segregation, the refinement second phase particle, the intensity of spray formed material is compared with the as cast condition material and is improved largely, and its percentage elongation also can keep and casting or the suitable level of forged material.In addition, this technology organically combines the atomizing of metal and two stages of shaping, has realized the once-forming of large scale rapidly solidified material, thereby has solved many technical problems such as the complex process, the oxidation that exist in the powder metallurgical technique be serious well.Simultaneously, the operation of reaction-injection moulding process is easier than PM technique, and its production cost is lower, and its performance is suitable with powdered metallurgical material, so spray forming technology just is subjected to the attention of domestic and international many scientific research institutions and enterprise once appearance, and has obtained very big progress.
The gas atomization technology is one of core technology of rapid solidification spray deposition technology, and deposition billet quality depends on atomizer structure and relevant structural parameters thereof to a great extent, and the atomizer and the correlation theory thereof of spray deposition processing come into one's own further.Some company, the university of Britain, the U.S. and the Japan development of new atomizer of furnishing a huge amount of money for, and obtain remarkable progress.
Expect that composition is even, large scale deposition billet, must guarantee that atomizer (atomizing) cone injection current density is more or less the same, must has enough wide scattering angle simultaneously.Traditional restricted type atomizer, atomizing effect is good, and the size range of droplet is narrower, but the atomizer (atomizing) cone angle of scattering is less, and the deposition ingot that only suitable deposit size is less is when deposition ingot size is big, pit appears in the central area of deposition ingot easily, and is simultaneously should the zone density also very low.Traditional free fall type atomizer, the atomizer (atomizing) cone angle of scattering is bigger, but its atomizing effect is relatively poor, the Size Distribution broad of droplet, deposition distance waits the cooperation of technological parameter to be difficult to during deposition, thus obtain metallurgical quality preferably diameter be that deposition ingot more than the 120mm is also very difficult.
Summary of the invention
For solve existing atomizer can not obtain composition evenly, the problem of large scale deposition billet, and proposed to be suitable for preparing the mechanical swinging type atomizing drain system of large-size jet deposition billet.
The present invention includes crucible 1, mozzle 7, water conservancy diversion atomizer 8, main atomizer 9, connecting rod 12 and motor 13; The discharging opening 1-1 of crucible 1 bottom is connected with mozzle 7 among the water conservancy diversion atomizer 8 intermediate throughholes 8-1, the outer wall of main atomizer 9 diameter two ends correspondences is provided with a countershaft 9-1, the axial line of the axial line of water conservancy diversion atomizer 8 and main atomizer 9 rotating shaft 9-1 meets at the center of main atomizer 9, vertical height between the center of the center of water conservancy diversion atomizer 8 and main atomizer 9 is 10mm～80mm, the outer wall of main atomizer 9 is provided with dead axle connector 9-2 at the shaft core position perpendicular to rotating shaft 9-1, one end of connecting rod 12 connects on the dead axle of dead axle connector 9-2, and the other end of connecting rod 12 connects on the eccentric wheel of motor 13.
The objective of the invention is to improve the range of application of spray deposition technique, reduced the jet deposition controlling unit, reduce the billet preparation cost, the present invention the time can realize that in atomizing atomizer (atomizing) cone swings in the certain angle scope, make the easier control of Models of Spray Deposition, the deposition billet size that obtains is bigger, the billet composition and organize more even.This atomizing drain system meets or exceeds external like product level.Can prepare the above high-quality billet of φ 250mm, atomizer and drain system architecture thereof are simple, and swing realizes convenient, and spray deposition processing control is simplified, and improve reaction-injection moulding billet quality, reduce the billet preparation cost.
Description of drawings
Fig. 1 is a longitudinal sectional view of the present invention; Fig. 2 is the A-A cutaway view of Fig. 1; Fig. 3 is the B-B cutaway view of Fig. 1; Fig. 4 is a working state schematic representation of the present invention.
The specific embodiment
The specific embodiment one: in conjunction with Fig. 1, Fig. 2 and Fig. 3 present embodiment is described, present embodiment is made up of crucible 1, mozzle 7, water conservancy diversion atomizer 8, main atomizer 9, connecting rod 12 and motor 13; The discharging opening 1-1 of crucible 1 bottom is connected with mozzle 7 among the water conservancy diversion atomizer 8 intermediate throughholes 8-1, the outer wall of main atomizer 9 diameter two ends correspondences is provided with a countershaft 9-1, main atomizer 9 can rotate along this rotating shaft 9-1, the axial line of the axial line of water conservancy diversion atomizer 8 and main atomizer 9 rotating shaft 9-1 meets at the center of main atomizer 9, vertical height between the center of the center of water conservancy diversion atomizer 8 and main atomizer 9 is 10mm～80mm, the outer wall of main atomizer 9 is provided with dead axle connector 9-2 at the shaft core position perpendicular to rotating shaft 9-1, one end of connecting rod 12 connects on the dead axle of dead axle connector 9-2, and the other end of connecting rod 12 connects on the eccentric wheel of motor 13.
Water conservancy diversion atomizer 8 is the restricted type atomizer, the catheter of restricted type atomizer generally all is embedded in the atomizer intermediate throughholes, one end of catheter is connected with at the bottom of the crucible, therefore water conservancy diversion atomizer 8 is placed in crucible 1 below, metal liquid flows out by the catheter in the middle of it 7, the air-flow of water conservancy diversion atomizer 8 has two effects: the one, and guide functions, when catheter 7 flows out metal liquid, there is the certain negative pressure district in catheter 7 lower ending opening places, metal liquid flows out in crucible 1 smoothly under this suction function, metal liquid stream flows through main atomizer 9 intermediate throughholes 9-3 under gas shield, prevent that metal liquid from bonding on the main atomizer 9; The 2nd, play the effect of preliminary atomizing, partial crushing can take place in metal liquid stream under the effect of water conservancy diversion gas, make when metal liquid stream enters the atomizing zone of main atomizer 9, obtain broken more fully, the droplet sizes that final atomizing obtains is more even, atomizer (atomizing) cone injection current density is more or less the same, and improves the atomizing effect of whole system.
The pendulum angle scope of main atomizer 9: because the fixed pivot of connecting rod 12 is in the middle of connecting rod, the eccentric eccentric distance e of motor 13 is identical with the displacement that main atomizer dead axle 9-2 moves up and down, if dead axle 9-2 is R apart from the distance of rotating shaft 9-1, approximate calculation goes out the pendulum angle of atomizer, angle θ=± arcsin (e/R), can realize main atomizer 9 an axial symmetry alignments left side and swing the such angle of arcsin (e/R) to the right.If eccentric throw is regulated in 0～20mm scope, pendulum radius R=100mm, obtaining the pendulum angle adjustable range is 0～11 degree.
When motor 13 rotates with certain frequency, main atomizer 9 will make atomizer (atomizing) cone produce a reciprocal scanning motion, as shown in Figure 4 with same warble under the drive of linkage.If with the atomizer angle of oscillation is 11 when spending, jet length (swing atomizer shaft axis is to the distance of deposition top surface) is 300mm, atomizer (atomizing) cone is 114.5mm in the inswept distance of deposition ingot surface so, and the deposition of preparation this moment is decided diameter and will be reached 230～300mm.If do not adopt atomizing drain of the present invention system, deposition ingot diameter can only reach below the 120mm.
The specific embodiment two: in conjunction with Fig. 1 present embodiment is described, present embodiment and the specific embodiment one difference are that the gas vent of water conservancy diversion atomizer 8 is the circular seam type structure, and the angle of inclination of circumferential weld is 0～50 °, and the circumferential weld width is 0.3～0.5mm; The circular seam type structure reduces physical dimension, improves the gas energy utilization rate, improves the metal rate of outflow and stability, and easy to process, other composition is identical with the specific embodiment one with connected mode.
The specific embodiment three: present embodiment is described in conjunction with Fig. 1, present embodiment and the specific embodiment one difference are that the gas vent of main atomizer 9 is an annular distance formula structure, the angle of inclination of annular distance is 30～90 °, the diameter of annular distance is 0.5～1mm, the diameter of interstitial hole is 30～50mm, is uniform-distribution with 12～36 holes on the circumference of gas vent; Annular distance formula structure can be economized on tolerance, and other composition is identical with the specific embodiment one with connected mode.
The specific embodiment four: in conjunction with Fig. 1, Fig. 2 and Fig. 3 present embodiment is described, present embodiment and the specific embodiment one difference are to have increased by first connector 2, second connector 3, guide ring 4, asbestic blanket 5 and metal protecting tube 6; Crucible 1 bottom has discharging opening 1-1, and first connector 2 is a hollow cylinder, and first connector, 2 upper ends are connected on the discharging opening 1-1 of crucible 1, makes the intermediate hollow pipeline 2-1 of first connector 2 and crucible 1 bottom discharge mouth 1-1 constitute a tapping channel; Be provided with circular groove 3-1 in the middle of cylinder second connector 3, the center of circular groove 3-1 has through hole 3-2, first connector, 2 lower ends are connected in the circular groove 3-1 of second connector 3, accompany the last eaves of the metal protecting tube 6 that the asbestic blanket 5 that has through hole and cross section be hollow T type between the upper surface of the circular groove 3-1 of the bottom surface of first connector 2 and second connector 3 bottom, asbestic blanket 5 is placed between the bottom surface of the last eaves of metal protecting tube 6 and first connector 2, asbestic blanket 5 plays the effect of sealing, the through hole 3-2 of circular groove 3-1 passes in metal protecting tube 6 lower end pipe portions, mozzle 7 is through first connector, 2 bottom openings, in asbestic blanket 5 and the metal protecting tube 6, mozzle 7 is adhered on metal protecting tube 6 inwalls, metal protecting tube 6 plays the effect of protection mozzle 7, guide ring 4 lower end inwalls are fixed on the outer wall of water conservancy diversion atomizer 8, crucible 1, first connector 2, second connector 3, asbestic blanket 5, metal protecting tube 6 is connected the integral body of finishing and is placed on the water conservancy diversion atomizer 8 with mozzle 7, the mozzle 7 that is surrounded by metal protecting tube 6 is inserted in the interstitial hole of water conservancy diversion atomizer 8, guarantees that by guide ring 4 metal protecting tube 6 and mozzle 7 do not collide water conservancy diversion atomizer 8 when placing; Other composition is identical with the specific embodiment one with connected mode.
The specific embodiment five: in conjunction with Fig. 1 present embodiment is described, present embodiment and the specific embodiment four differences are that the intermediate hollow pipeline 2-1 of first connector 2 and crucible 1 bottom discharge mouth 1-1 constitute the infundibulate pipeline, are easy to metal fluid and flow; Other composition is identical with the specific embodiment four with connected mode.
The specific embodiment six: present embodiment is described in conjunction with Fig. 1, present embodiment and the specific embodiment four differences be first connector 2 all adopt with second connector 3 with crucible 1, first connector 2 be threaded, bonding or gravity pressure is connected, other composition is identical with the specific embodiment four with connected mode.
The specific embodiment seven: in conjunction with Fig. 1, Fig. 2 and Fig. 3 present embodiment is described, present embodiment and the specific embodiment one difference are to have increased water conservancy diversion atomizer support 10 and main atomizer support 11; Water conservancy diversion atomizer 8 is fixed on the water conservancy diversion atomizer support 10, and the rotating shaft 9-1 of main atomizer 9 is fixed on the main atomizer support 11, and water conservancy diversion atomizer support 10 is fixed on working chamber's base plate with main atomizer support 11; Water conservancy diversion atomizer support 10 and main atomizer support 11 play and support and stable effect; Other composition is identical with the specific embodiment one with connected mode.
Claims (7)
1, be suitable for preparing the mechanical swinging type atomizing drain system of large-size jet deposition billet, the mechanical swinging type atomizing drain system that it is characterized in that being suitable for preparing large-size jet deposition billet comprises crucible (1), mozzle (7), water conservancy diversion atomizer (8), main atomizer (9), connecting rod (12) and motor (13); The discharging opening (1-1) of crucible (1) bottom is connected with the mozzle (7) in water conservancy diversion atomizer (8) intermediate throughholes (8-1), the outer wall of main atomizer (9) diameter two ends correspondence is provided with a countershaft (9-1), the axial line of the axial line of water conservancy diversion atomizer (8) and main atomizer (9) rotating shaft (9-1) meets at the center of main atomizer (9), vertical height between the center of the center of water conservancy diversion atomizer (8) and main atomizer (9) is 10mm～80mm, the outer wall of main atomizer (9) is provided with dead axle connector (9-2) at the shaft core position perpendicular to rotating shaft (9-1), one end of connecting rod (12) connects on the dead axle of dead axle connector (9-2), and the other end of connecting rod (12) connects on the eccentric wheel of motor (13).
2, the mechanical swinging type atomizing drain system that is suitable for preparing large-size jet deposition billet according to claim 1, the gas vent that it is characterized in that water conservancy diversion atomizer (8) is the circular seam type structure, the angle of inclination of circumferential weld is 0～50 °, and the circumferential weld width is 0.3～0.5mm.
3, the mechanical swinging type atomizing drain system that is suitable for preparing large-size jet deposition billet according to claim 1, the gas vent that it is characterized in that main atomizer (9) is an annular distance formula structure, the angle of inclination of annular distance is 30～90 °, the diameter of annular distance is 0.5～1mm, the diameter of interstitial hole is 30～50mm, is uniform-distribution with 12～36 holes on the circumference of gas vent.
4, the mechanical swinging type atomizing drain system that is suitable for preparing large-size jet deposition billet according to claim 1 is characterized in that having increased by first connector (2), second connector (3), guide ring (4), asbestic blanket (5) and metal protecting tube (6); Crucible (1) bottom has discharging opening (1-1), first connector (2) is a hollow cylinder, first connector (2) upper end is connected on the discharging opening (1-1) of crucible (1), be provided with circular groove (3-1) in the middle of cylinder second connector (3), the center of circular groove (3-1) has through hole (3-2), first connector (2) lower end is connected in the circular groove (3-1) of second connector (3), accompany the last eaves of the metal protecting tube (6) that the asbestic blanket (5) that has through hole and cross section be hollow T type between the upper surface of the circular groove (3-1) of the bottom surface of first connector (2) and second connector (3) bottom, asbestic blanket (5) is placed between the bottom surface of the last eaves of metal protecting tube (6) and first connector (2), the through hole (3-2) of circular groove (3-1) passes in metal protecting tube (6) lower end pipe portion, mozzle (7) is through first connector (2) bottom opening, in asbestic blanket (5) and the metal protecting tube (6), mozzle (7) is adhered on metal protecting tube (6) inwall, guide ring (4) lower end inwall is fixed on the outer wall of water conservancy diversion atomizer (8), crucible (1), first connector (2), second connector (3), asbestic blanket (5), metal protecting tube (6) is connected the integral body of finishing with mozzle (7) and is placed on the water conservancy diversion atomizer (8), and the mozzle (7) that is surrounded by metal protecting tube (6) is inserted in the interstitial hole of water conservancy diversion atomizer (8).
5, the mechanical swinging type atomizing drain system that is suitable for preparing large-size jet deposition billet according to claim 4 is characterized in that the intermediate hollow pipeline (2-1) of first connector (2) and crucible (1) bottom discharge mouth (1-1) constitute the infundibulate pipeline.
6, the mechanical swinging type atomizing drain system that is suitable for preparing large-size jet deposition billet according to claim 4, it is characterized in that first connector (2) all adopt with second connector (3) with crucible (1), first connector (2) be threaded, bonding or gravity pressure is connected.
7, the mechanical swinging type atomizing drain system that is suitable for preparing large-size jet deposition billet according to claim 1 is characterized in that having increased water conservancy diversion atomizer support (10) and main atomizer support (11); Water conservancy diversion atomizer (8) is fixed on the water conservancy diversion atomizer support (10), and the rotating shaft (9-1) of main atomizer (9) is fixed on the main atomizer support (11), and water conservancy diversion atomizer support (10) is fixed on working chamber's base plate with main atomizer support (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100719433A CN100479951C (en) | 2007-03-26 | 2007-03-26 | Mechanical swinging type atomizing liquid-leading system suitable for preparing large-size jet-diposition blank ingot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100719433A CN100479951C (en) | 2007-03-26 | 2007-03-26 | Mechanical swinging type atomizing liquid-leading system suitable for preparing large-size jet-diposition blank ingot |
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| Publication Number | Publication Date |
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| CN101024247A true CN101024247A (en) | 2007-08-29 |
| CN100479951C CN100479951C (en) | 2009-04-22 |
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| CNB2007100719433A Expired - Fee Related CN100479951C (en) | 2007-03-26 | 2007-03-26 | Mechanical swinging type atomizing liquid-leading system suitable for preparing large-size jet-diposition blank ingot |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102126024A (en) * | 2011-03-18 | 2011-07-20 | 哈尔滨工业大学 | Atomizer for spray forming of high-melting-point alloy deposit billets |
| CN102416473A (en) * | 2011-12-08 | 2012-04-18 | 沈阳工业大学 | Device for improving atomization quality by outflow of annular liquid metal |
| CN102581278A (en) * | 2012-02-21 | 2012-07-18 | 江苏豪然喷射成形合金有限公司 | Oscillatory scanning device of spray forming atomizer |
| CN103008658A (en) * | 2011-09-28 | 2013-04-03 | 宝山钢铁股份有限公司 | Manufacturing method of high-temperature alloy blanks in large-size single crystal structures |
| CN102039409B (en) * | 2009-10-20 | 2013-06-19 | 沈阳工业大学 | Method and equipment for preparing vibrated atomizing gas |
| CN105401360A (en) * | 2015-12-28 | 2016-03-16 | 苏州长晟无纺科技有限公司 | Oil-mist spraying device for fibers |
| CN109822098A (en) * | 2019-04-18 | 2019-05-31 | 江苏华威机械制造有限公司 | A kind of swinging type atomizing device and swing type spray deposition blank-making method |
| CN110560964A (en) * | 2019-09-09 | 2019-12-13 | 沈阳众瀛高科技股份有限公司 | Flux-cored wire double-powder-feeding mechanism and using method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8527852D0 (en) * | 1985-11-12 | 1985-12-18 | Osprey Metals Ltd | Atomization of metals |
| JP2971068B2 (en) * | 1988-06-20 | 1999-11-02 | 住友重機械工業株式会社 | Manufacturing method of preform by Osprey method |
| CN1298776A (en) * | 1999-12-08 | 2001-06-13 | 中国科学院金属研究所 | Spray mould by annular seam scan |
| CN1115217C (en) * | 2001-04-19 | 2003-07-23 | 湖南大学 | Mobile crucible automatic controlled spray deposition blank-making method and equipment |
| CN1218803C (en) * | 2002-11-22 | 2005-09-14 | 中国科学院金属研究所 | Restricted scanning gas atomizing system |
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2007
- 2007-03-26 CN CNB2007100719433A patent/CN100479951C/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102039409B (en) * | 2009-10-20 | 2013-06-19 | 沈阳工业大学 | Method and equipment for preparing vibrated atomizing gas |
| CN102126024A (en) * | 2011-03-18 | 2011-07-20 | 哈尔滨工业大学 | Atomizer for spray forming of high-melting-point alloy deposit billets |
| CN102126024B (en) * | 2011-03-18 | 2012-11-21 | 哈尔滨工业大学 | Atomizer for spray forming of high-melting-point alloy deposit billets |
| CN103008658A (en) * | 2011-09-28 | 2013-04-03 | 宝山钢铁股份有限公司 | Manufacturing method of high-temperature alloy blanks in large-size single crystal structures |
| CN103008658B (en) * | 2011-09-28 | 2015-03-04 | 宝山钢铁股份有限公司 | Manufacturing method of high-temperature alloy blanks in large-size single crystal structures |
| CN102416473A (en) * | 2011-12-08 | 2012-04-18 | 沈阳工业大学 | Device for improving atomization quality by outflow of annular liquid metal |
| CN102416473B (en) * | 2011-12-08 | 2015-04-22 | 沈阳工业大学 | Device for improving atomization quality by outflow of annular liquid metal |
| CN102581278A (en) * | 2012-02-21 | 2012-07-18 | 江苏豪然喷射成形合金有限公司 | Oscillatory scanning device of spray forming atomizer |
| CN105401360A (en) * | 2015-12-28 | 2016-03-16 | 苏州长晟无纺科技有限公司 | Oil-mist spraying device for fibers |
| CN109822098A (en) * | 2019-04-18 | 2019-05-31 | 江苏华威机械制造有限公司 | A kind of swinging type atomizing device and swing type spray deposition blank-making method |
| CN110560964A (en) * | 2019-09-09 | 2019-12-13 | 沈阳众瀛高科技股份有限公司 | Flux-cored wire double-powder-feeding mechanism and using method thereof |
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