CN103157800B - Collecting device of high-temperature alloy powder - Google Patents
Collecting device of high-temperature alloy powder Download PDFInfo
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- CN103157800B CN103157800B CN201310091706.9A CN201310091706A CN103157800B CN 103157800 B CN103157800 B CN 103157800B CN 201310091706 A CN201310091706 A CN 201310091706A CN 103157800 B CN103157800 B CN 103157800B
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- circular cone
- dispersion impeller
- cooling jacket
- catch tray
- dispersion
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Abstract
The invention belongs to the technologies of high-temperature alloy powder metallurgy, and relates to improvement of a powder-collecting device in gas atomization high-temperature alloy powder manufacturing equipment. The collecting device of the high-temperature alloy powder is characterized in that the upper end opening of a first vacuum valve (1c) is connected with a cooler, wherein the cooler is composed of a connection barrel (2), a column-shaped cooling water sleeve (3), a second vacuum valve (4), an ultrasonic generator (5), a lower cone collecting disc (6), a lower cone diffusion disc (7), a lower diffusion disc connection rod (8), an upper cone collecting disc (9), an upper cone diffusion disc (10) and an upper cone diffusion disc connection rod (11). The collecting device of the high-temperature alloy powder improves heat dissipation efficiency of the high-temperature alloy powder, can prevent the high-temperature alloy powder from gathering on a central position in a powder-collecting tank, and guarantees quality of the high-temperature alloy powder.
Description
Technical field
The invention belongs to superalloy powder metallurgical technology, relate to the improvement to powder collection device in aerosolization superalloy powder manufacturing equipment.
Background technology
Current powder collection device is referring to the substructure in Fig. 1, it is one and receives powder tank 1, receiving the powder tank 1 cover 1b by columniform tank body 1a, truncated cone-shaped and the first vacuum valve 1c connects to form, the tank flange of the cover lower flange of cover 1b lower port and tank body 1a upper port is connected to entirety by bolt seal, the receipts powder tank valve lower flange of the cover upper flange of cover 1b upper port and the first vacuum valve 1c lower port is connected to entirety by bolt seal, and the first vacuum valve 1c is in open mode.Its working method is that the cover 1b of columniform tank body 1a and truncated cone-shaped is designed to double-deck cooling jacket, on the outer surface of the cover 1b of truncated cone-shaped, be welded with a titting water outlet, on the lower side external surface of columniform tank body 1a, be welded with an admitting pipe joint, the endoporus of two joints is communicated with the inner chamber of double-deck cooling jacket; While collecting powder, open water inlet pipe and outlet pipe valve, carry out cooling by recirculated water to receiving powder tank 1.This method has certain effect in the time of cooling a small amount of powder, and structural design is fairly simple.But in the time that single stove atomized powder is multiplied, receives powder tank design size and strengthen.The superalloy powder temperature of just having collected is higher, and approximately 100～200 DEG C, powder size is thinner, and skin effect is stronger, large scale receive powder tank inside center position due to powder bulk deposition, dispel the heat not in time, powder is easily reunited, and affects powder quality.
Summary of the invention
The object of the invention is: propose a kind of powder collection device of strengthening superalloy powder cooling effect, to improve the radiating efficiency of superalloy powder, prevent that superalloy powder from, receiving center reunion in powder tank, ensureing superalloy powder quality.
Technical scheme of the present invention is: a kind of gathering-device of superalloy powder, for collecting the standby superalloy powder of aerosolization legal system, comprise that is received a powder tank 1, receive powder tank 1 by columniform tank body 1a, the cover 1b of truncated cone-shaped and the first vacuum valve 1c connect to form, the tank flange of the cover lower flange of cover 1b lower port and tank body 1a upper port is connected to entirety by bolt seal, the receipts powder tank valve lower flange of the cover upper flange of cover 1b upper port and the first vacuum valve 1c lower port is connected to entirety by bolt seal, the first vacuum valve 1c is in open mode, it is characterized in that, the upper port of the first vacuum valve 1c connecting by connecting cylinder 2, columniform cooling jacket 3, the second vacuum valve 4, supersonic generator 5, lower circular cone catch tray 6, lower circular cone dispersion impeller 7, lower circular cone dispersion impeller connecting rod 8, on circular cone catch tray 9, on the cooler that forms of circular cone dispersion impeller 10 and upper circular cone dispersion impeller connecting rod 11, the first vacuum valve upper flange of the flange of connecting cylinder 2 lower port and the first vacuum valve 1c upper port is connected to entirety by bolt seal, cooling jacket 3 has double-layer cover plate and double walled floor, the inner chamber of double-layer cover plate and double walled floor is all communicated with the water jacket inner chamber of cooling jacket 3, in the double walled floor of cooling jacket 3, there is a bottom center hole connecting with cooling jacket inner chamber, connecting cylinder 2 inserts the inner chamber of cooling jacket 3 from this bottom center hole, connecting cylinder 2 is connected into entirety with the circumferential weld of bottom center hole, on the lower surface of cooling jacket 3 double walled floor, be welded with an admitting pipe joint 3a, the endoporus of admitting pipe joint 3a is communicated with the inner chamber of double walled floor, on the double-layer cover plate of cooling jacket 3, there is a cover central hole connecting with cooling jacket inner chamber, the lower end of the second vacuum valve 4 insert in cover central hole and with the circumference soldering of cover central hole be overall, on the upper surface of cooling jacket 3 double-layer cover plates, be welded with a titting water outlet 3b, the endoporus of titting water outlet 3b is communicated with the inner chamber of double-layer cover plate, supersonic generator 5 is fixed on the external cylindrical surface of cooling jacket 3, in the inner chamber of cooling jacket 3, be installed with and disperse collection assembly and lower dispersion collection assembly, upper dispersion collection assembly is identical with the structure of lower dispersion collection assembly, upper dispersion collection assembly is made up of upper circular cone catch tray 9, upper circular cone dispersion impeller 10 and upper circular cone dispersion impeller connecting rod 11, upper circular cone catch tray 9 is with centre bore, the cone angle of upper circular cone catch tray 9 down, cone angle=90 °～120 °, the inwall of the excircle of upper circular cone catch tray 9 and cooling jacket 3 is welded as entirety, and the centre bore of upper circular cone catch tray 9 is coaxial with the cover central hole of cooling jacket 3, the cone angle of upper circular cone dispersion impeller 10 is α, the external diameter of upper circular cone dispersion impeller 10 is less than the external diameter of circular cone catch tray 9, the cone angle of upper circular cone dispersion impeller 10 upward, upper circular cone dispersion impeller 10 is fixing by 2～4 upper circular cone dispersion impeller connecting rods 11 that are uniformly distributed along the circumference, the inwall of the upper end of upper circular cone dispersion impeller connecting rod 11 and the cover plate of cooling jacket 3 is welded as entirety, the lower end of upper circular cone dispersion impeller connecting rod 11 and the upper surface of upper circular cone dispersion impeller 10 are welded as entirety, and upper circular cone dispersion impeller 10 is coaxial with cooling jacket 3, lower dispersion collection assembly is positioned at below dispersion collection assembly, lower dispersion collection assembly is made up of lower circular cone catch tray 6, lower circular cone dispersion impeller 7 and lower circular cone dispersion impeller connecting rod 8, lower circular cone catch tray 6 is with centre bore, the cone angle of lower circular cone catch tray 6 is α, the inwall of the excircle of lower circular cone catch tray 6 and cooling jacket 3 is welded as entirety, and the centre bore of lower circular cone catch tray 6 is coaxial with the cover central hole of cooling jacket 3, the cone angle of lower circular cone dispersion impeller 7 is α, the external diameter of lower circular cone dispersion impeller 7 is less than the external diameter of lower circular cone catch tray 6, the cone angle of lower circular cone dispersion impeller 7 upward, lower circular cone dispersion impeller 7 is fixing by 2～4 lower circular cone dispersion impeller connecting rods 8 that are uniformly distributed along the circumference, the upper end of lower circular cone dispersion impeller connecting rod 8 and the lower surface of upper circular cone catch tray 9 are welded as entirety, the lower end of lower circular cone dispersion impeller connecting rod 8 and the upper surface of lower circular cone dispersion impeller 7 are welded as entirety, and lower circular cone dispersion impeller 7 is coaxial with cooling jacket 3.
Advantage of the present invention is: proposed a kind of powder collection device of strengthening superalloy powder cooling effect, improved the radiating efficiency of superalloy powder, can prevent that superalloy powder from, receiving center reunion in powder tank, having ensured superalloy powder quality.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Below the present invention is described in further details.Referring to Fig. 1, a kind of gathering-device of superalloy powder, for collecting the standby superalloy powder of aerosolization legal system, comprise that is received a powder tank 1, receiving the powder tank 1 cover 1b by columniform tank body 1a, truncated cone-shaped and the first vacuum valve 1c connects to form, the tank flange of the cover lower flange of cover 1b lower port and tank body 1a upper port is connected to entirety by bolt seal, the receipts powder tank valve lower flange of the cover upper flange of cover 1b upper port and the first vacuum valve 1c lower port is connected to entirety by bolt seal, and the first vacuum valve 1c is in open mode; It is characterized in that, the upper port of the first vacuum valve 1c connecting by connecting cylinder 2, columniform cooling jacket 3, the second vacuum valve 4, supersonic generator 5, lower circular cone catch tray 6, lower circular cone dispersion impeller 7, lower circular cone dispersion impeller connecting rod 8, on circular cone catch tray 9, on the cooler that forms of circular cone dispersion impeller 10 and upper circular cone dispersion impeller connecting rod 11; The first vacuum valve upper flange of the flange of connecting cylinder 2 lower port and the first vacuum valve 1c upper port is connected to entirety by bolt seal; Cooling jacket 3 has double-layer cover plate and double walled floor, the inner chamber of double-layer cover plate and double walled floor is all communicated with the water jacket inner chamber of cooling jacket 3, in the double walled floor of cooling jacket 3, there is a bottom center hole connecting with cooling jacket inner chamber, connecting cylinder 2 inserts the inner chamber of cooling jacket 3 from this bottom center hole, connecting cylinder 2 is connected into entirety with the circumferential weld of bottom center hole, on the lower surface of cooling jacket 3 double walled floor, be welded with an admitting pipe joint 3a, the endoporus of admitting pipe joint 3a is communicated with the inner chamber of double walled floor; On the double-layer cover plate of cooling jacket 3, there is a cover central hole connecting with cooling jacket inner chamber, the lower end of the second vacuum valve 4 insert in cover central hole and with the circumference soldering of cover central hole be overall, on the upper surface of cooling jacket 3 double-layer cover plates, be welded with a titting water outlet 3b, the endoporus of titting water outlet 3b is communicated with the inner chamber of double-layer cover plate; Supersonic generator 5 is fixed on the external cylindrical surface of cooling jacket 3; In the inner chamber of cooling jacket 3, be installed with and disperse collection assembly and lower dispersion collection assembly, upper dispersion collection assembly is identical with the structure of lower dispersion collection assembly, upper dispersion collection assembly is made up of upper circular cone catch tray 9, upper circular cone dispersion impeller 10 and upper circular cone dispersion impeller connecting rod 11, upper circular cone catch tray 9 is with centre bore, the cone angle of upper circular cone catch tray 9 down, cone angle=90 °～120 °, the inwall of the excircle of upper circular cone catch tray 9 and cooling jacket 3 is welded as entirety, and the centre bore of upper circular cone catch tray 9 is coaxial with the cover central hole of cooling jacket 3; The cone angle of upper circular cone dispersion impeller 10 is α, the external diameter of upper circular cone dispersion impeller 10 is less than the external diameter of circular cone catch tray 9, the cone angle of upper circular cone dispersion impeller 10 upward, upper circular cone dispersion impeller 10 is fixing by 2～4 upper circular cone dispersion impeller connecting rods 11 that are uniformly distributed along the circumference, the inwall of the upper end of upper circular cone dispersion impeller connecting rod 11 and the cover plate of cooling jacket 3 is welded as entirety, the lower end of upper circular cone dispersion impeller connecting rod 11 and the upper surface of upper circular cone dispersion impeller 10 are welded as entirety, and upper circular cone dispersion impeller 10 is coaxial with cooling jacket 3; Lower dispersion collection assembly is positioned at below dispersion collection assembly, lower dispersion collection assembly is made up of lower circular cone catch tray 6, lower circular cone dispersion impeller 7 and lower circular cone dispersion impeller connecting rod 8, lower circular cone catch tray 6 is with centre bore, the cone angle of lower circular cone catch tray 6 is α, the inwall of the excircle of lower circular cone catch tray 6 and cooling jacket 3 is welded as entirety, and the centre bore of lower circular cone catch tray 6 is coaxial with the cover central hole of cooling jacket 3; The cone angle of lower circular cone dispersion impeller 7 is α, the external diameter of lower circular cone dispersion impeller 7 is less than the external diameter of lower circular cone catch tray 6, the cone angle of lower circular cone dispersion impeller 7 upward, lower circular cone dispersion impeller 7 is fixing by 2～4 lower circular cone dispersion impeller connecting rods 8 that are uniformly distributed along the circumference, the upper end of lower circular cone dispersion impeller connecting rod 8 and the lower surface of upper circular cone catch tray 9 are welded as entirety, the lower end of lower circular cone dispersion impeller connecting rod 8 and the upper surface of lower circular cone dispersion impeller 7 are welded as entirety, and lower circular cone dispersion impeller 7 is coaxial with cooling jacket 3.
In order further to improve cooling effectiveness, said upper circular cone catch tray 9 and lower circular cone catch tray 6 are double-decker, and the inner chamber of upper circular cone catch tray 9 and lower circular cone catch tray 6 is communicated with the inner chamber of cooling jacket 3.
Operation principle of the present invention is: when gas-atomized powder, open the vacuum valve of receiving powder tank and cooler, open supersonic generator, superalloy powder prepared by atomization enters cooler through the cooler vacuum valve being connected with spray chamber flange in the bottom, first powder drops on the cone angle place of circular cone dispersion impeller, because gravity and ul-trasonic irradiation along the circumferential direction tumble the cylindrical place of supreme circular cone dispersion impeller, drop to subsequently the cylindrical place of circular cone catch tray, powder because of gravity and ul-trasonic irradiation further upwards circular cone catch tray center circle cone angle place tumble and collect, fall to the cone angle place of lower taper seat dispersion impeller through upper circular cone catch tray centre bore, in like manner powder disperses through lower circular cone dispersion impeller, lower circular cone catch tray is collected, finally successively through lower circular cone catch tray centre bore, adapter sleeve and receipts powder tank vacuum valve fall to entering to receive powder tank.The Cone Disc of cooling arrangement indoor design increases powder and thermal conductive surface contact area, and the heat radiation of the cooling jacket powder quick of cooler in dropping process reduces the temperature of powder in the time entering receipts powder tank; Cone Disc structural design increased powder rolling, sprawl and the physical process such as gathering, and ul-trasonic irradiation effectively suppresses powder and reunites.After powder by atomization, atomization gathering system is vacuumized, close and receive powder tank vacuum valve, pull down and receive powder tank.
Claims (2)
1. the gathering-device of a superalloy powder, for collecting the standby superalloy powder of aerosolization legal system, comprise that is received a powder tank (1), receive powder tank (1) by columniform tank body (1a), cover (1b) and first vacuum valve (1c) of truncated cone-shaped connect to form, the tank flange of the cover lower flange of cover (1b) lower port and tank body (1a) upper port is connected to entirety by bolt seal, the receipts powder tank valve lower flange of the cover upper flange of cover (1b) upper port and the first vacuum valve (1c) lower port is connected to entirety by bolt seal, the first vacuum valve (1c) is in open mode, it is characterized in that, connecting the cooler being formed by connecting cylinder (2), columniform cooling jacket (3), the second vacuum valve (4), supersonic generator (5), lower circular cone catch tray (6), lower circular cone dispersion impeller (7), lower circular cone dispersion impeller connecting rod (8), upper circular cone catch tray (9), upper circular cone dispersion impeller (10) and upper circular cone dispersion impeller connecting rod (11) in the upper port of the first vacuum valve (1c), the first vacuum valve upper flange of the flange of connecting cylinder (2) lower port and the first vacuum valve (1c) upper port is connected to entirety by bolt seal, cooling jacket (3) has double-layer cover plate and double walled floor, the inner chamber of double-layer cover plate and double walled floor is all communicated with the water jacket inner chamber of cooling jacket (3), in the double walled floor of cooling jacket (3), there is a bottom center hole connecting with cooling jacket inner chamber, connecting cylinder (2) inserts the inner chamber of cooling jacket (3) from this bottom center hole, connecting cylinder (2) is connected into entirety with the circumferential weld of bottom center hole, on the lower surface of cooling jacket (3) double walled floor, be welded with an admitting pipe joint (3a), the endoporus of admitting pipe joint (3a) is communicated with the inner chamber of double walled floor, on the double-layer cover plate of cooling jacket (3), there is a cover central hole connecting with cooling jacket inner chamber, the lower end of the second vacuum valve (4) insert in cover central hole and with the circumference soldering of cover central hole be overall, on the upper surface of cooling jacket (3) double-layer cover plate, be welded with a titting water outlet (3b), the endoporus of titting water outlet (3b) is communicated with the inner chamber of double-layer cover plate, supersonic generator (5) is fixed on the external cylindrical surface of cooling jacket (3), upper dispersion collection assembly and lower dispersion collection assembly are installed in the inner chamber of cooling jacket (3), upper dispersion collection assembly is identical with the structure of lower dispersion collection assembly, upper dispersion collection assembly is by upper circular cone catch tray (9), upper circular cone dispersion impeller (10) and upper circular cone dispersion impeller connecting rod (11) composition, upper circular cone catch tray (9) is with centre bore, the cone angle of upper circular cone catch tray (9) down, cone angle=90 °～120 °, the inwall of the excircle of upper circular cone catch tray (9) and cooling jacket (3) is welded as entirety, the centre bore of upper circular cone catch tray (9) is coaxial with the cover central hole of cooling jacket (3), the cone angle of upper circular cone dispersion impeller (10) is α, the external diameter of upper circular cone dispersion impeller (10) is less than the external diameter of circular cone catch tray (9), the cone angle of upper circular cone dispersion impeller (10) upward, upper circular cone dispersion impeller (10) is fixing by 2～4 upper circular cone dispersion impeller connecting rods (11) that are uniformly distributed along the circumference, the inwall of the cover plate of the upper end of upper circular cone dispersion impeller connecting rod (11) and cooling jacket (3) is welded as entirety, the upper surface of the lower end of upper circular cone dispersion impeller connecting rod (11) and upper circular cone dispersion impeller (10) is welded as entirety, upper circular cone dispersion impeller (10) is coaxial with cooling jacket (3), lower dispersion collection assembly is positioned at below dispersion collection assembly, lower dispersion collection assembly is made up of lower circular cone catch tray (6), lower circular cone dispersion impeller (7) and lower circular cone dispersion impeller connecting rod (8), lower circular cone catch tray (6) is with centre bore, the cone angle of lower circular cone catch tray (6) is α, the inwall of the excircle of lower circular cone catch tray (6) and cooling jacket (3) is welded as entirety, and the centre bore of lower circular cone catch tray (6) is coaxial with the cover central hole of cooling jacket (3), the cone angle of lower circular cone dispersion impeller (7) is α, the external diameter of lower circular cone dispersion impeller (7) is less than the external diameter of lower circular cone catch tray (6), the cone angle of lower circular cone dispersion impeller (7) upward, lower circular cone dispersion impeller (7) is fixing by 2～4 the lower circular cone dispersion impeller connecting rods (8) that are uniformly distributed along the circumference, the lower surface of the upper end of lower circular cone dispersion impeller connecting rod (8) and upper circular cone catch tray (9) is welded as entirety, the upper surface of the lower end of lower circular cone dispersion impeller connecting rod (8) and lower circular cone dispersion impeller (7) is welded as entirety, lower circular cone dispersion impeller (7) is coaxial with cooling jacket (3).
2. the gathering-device of superalloy powder according to claim 1, it is characterized in that, said upper circular cone catch tray (9) and lower circular cone catch tray (6) are double-decker, and the inner chamber of upper circular cone catch tray (9) and lower circular cone catch tray (6) is communicated with the inner chamber of cooling jacket (3).
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| CN201310091706.9A CN103157800B (en) | 2013-03-21 | 2013-03-21 | Collecting device of high-temperature alloy powder |
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| CN201310091706.9A CN103157800B (en) | 2013-03-21 | 2013-03-21 | Collecting device of high-temperature alloy powder |
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| CN103157800A CN103157800A (en) | 2013-06-19 |
| CN103157800B true CN103157800B (en) | 2014-09-24 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107671302A (en) * | 2017-10-31 | 2018-02-09 | 广州番禺职业技术学院 | A kind of shotting shunting collector and method |
| CN110181067B (en) * | 2019-07-08 | 2020-09-22 | 华南理工大学 | Combined type gas atomization powder process equipment |
| CN111001817A (en) * | 2019-12-26 | 2020-04-14 | 中天上材增材制造有限公司 | Powder collecting tank for vacuum gas atomization powder preparation |
| CN115533108B (en) * | 2022-10-18 | 2023-07-18 | 西安交通大学 | Method and device for preparing metal particles by continuous trickle |
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| CN1213595A (en) * | 1997-10-05 | 1999-04-14 | 中国科学院金属研究所 | Prepn. of fast cooled Ni-Al alloy powder catalyst |
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