CN209792610U - Ultrasonic vibration atomizing chamber and atomizing powder-making equipment comprising same - Google Patents
Ultrasonic vibration atomizing chamber and atomizing powder-making equipment comprising same Download PDFInfo
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- CN209792610U CN209792610U CN201821771733.5U CN201821771733U CN209792610U CN 209792610 U CN209792610 U CN 209792610U CN 201821771733 U CN201821771733 U CN 201821771733U CN 209792610 U CN209792610 U CN 209792610U
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Abstract
an ultrasonic vibration atomization chamber and an atomization powder making device composed of the same are provided, wherein the ultrasonic vibration atomization chamber comprises an atomization cylinder, a shield, an ultrasonic generator, an amplitude transformer, an atomization rotating disk and a rotary driving device, the ultrasonic generator is connected with a transducer and is arranged in the shield, and the ultrasonic generator is positioned below the amplitude transformer arranged along a longitudinal vibration output shaft of the transducer; the rotary driving device is connected with the input end of the amplitude transformer and drives the atomizing rotating disc to rotate through the amplitude transformer; the output end of the amplitude transformer penetrates out of the top of the shield and is connected with the atomizing rotating disk; the protective cover is connected with the top of the atomizing cylinder through at least 2 connecting rods, and at least one channel for water, electricity and gas delivery is arranged in each connecting rod; a preheating device is arranged below the atomization rotating disk. The ultrasonic vibration atomizing chamber solves the technical problem that the existing ultrasonic vibration atomizing powder manufacturing cannot be used for high-melting-point metal material or alloy material powder manufacturing, can atomize and manufacture metal materials or alloy materials with the melting point higher than 1000 ℃ through the preheating device, and has the single batch treatment capacity of being more than or equal to 10 Kg.
Description
Technical Field
The utility model relates to a preparation equipment of metal powder material especially relates to an ultrasonic vibration atomizer chamber and by its atomizing powder process equipment of constituteing.
Background
The metal 3D printing (also called additive manufacturing, rapid prototyping) technology mainly includes a wire/powder melting deposition method, a selective powder melting method, and the like. The selective powder melting method is generally to prepare spherical powder by a powder preparation device, at present, the preparation methods of metal spherical powder such as high-energy crushing, water atomization, gas atomization, centrifugal atomization and other technologies enter large-scale industrial production stages, but the geometrical shape, particle size and the like of the prepared powder cannot meet the use requirements of some fields on high-performance metal powder.
The preparation of metal powder by ultrasonic atomization is characterized by that it utilizes the cavitation action of ultrasonic wave and tension wave effect to break metal melt into fine liquid drops, and after solidification it can be made into spherical powder, generally includes the modes of ultrasonic gas atomization and ultrasonic vibration atomization. The ultrasonic vibration atomization proposed by Ruthardt flows a metal melt onto the surface of an ultrasonic tool head to spread into a liquid film, and the liquid film is crushed by ultrasonic waves and is stirred into liquid drops which fly out of a vibration surface to be solidified into spherical powder.
The ultrasonic vibration atomization can prepare metal powder in a vacuum environment, the influence of a gas medium is avoided, but the method is limited by the material of an amplitude transformer and a tool head, the existing ultrasonic vibration atomization powder preparation method is not suitable for high-melting-point metal, and the ultrasonic tool head generates cavitation corrosion when contacting with a metal melt.
CN 107876787A discloses a preparation device of large-amplitude ultrasonic spherical metal powder, wherein a bracket, a transducer arranged on the bracket and connected with an ultrasonic generator, a slotted amplitude transformer arranged along a longitudinal vibration output shaft of the transducer and an umbrella-shaped tool head connected with the output end of the slotted amplitude transformer are arranged in an atomizing chamber, and the umbrella top of the umbrella-shaped tool head is opposite to a liquid outlet of a metal liquid discharge pipe; the slotted amplitude transformer is of a stepped amplitude transformer structure formed by combining a vibration input section and a vibration output section; the vibration input section comprises at least 1 section of slotted circular tube, and the slotted circular tube is formed by arranging 4 mutually parallel spiral grooves on the tube wall of a hollow tube with two closed ends along the circumferential direction. The preparation device of the large-amplitude ultrasonic spherical metal powder is still not suitable for the powder preparation of high-temperature alloy materials, and the connecting line between the ultrasonic generation parts is inconvenient to install and fix.
CN103433499A discloses an ultrasonic atomization preparation device and a preparation method of spherical metal powder, wherein a metal bar is arranged on an amplitude transformer, the bar is bombarded by plasma arcs to be melted, and then metal liquid is atomized and solidified into spherical powder through ultrasonic vibration. Such a device does not allow continuous production.
In summary, the existing ultrasonic vibration atomization powder making equipment has the following defects: the conventional ultrasonic vibration atomization powder making is not suitable for high-melting-point metal or alloy materials, and the connecting lines among all the parts of the atomization powder making equipment are inconvenient to install and fix.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the defects of the prior art are overcome, and the ultrasonic vibration atomizing chamber which is suitable for processing high-temperature metal/alloy material powder and is convenient for installation and maintenance of all parts and the atomizing powder-making equipment consisting of the ultrasonic vibration atomizing chamber are provided.
the utility model provides a technical scheme that its technical problem adopted is:
The utility model relates to an ultrasonic vibration atomizing chamber, which comprises an atomizing cylinder, a shield, an ultrasonic generator, an amplitude transformer, an atomizing rotary disk and a rotary driving device, wherein the ultrasonic generator is connected with a transducer and is arranged in the shield, and the ultrasonic generator is positioned below the amplitude transformer arranged along a longitudinal vibration output shaft of the transducer; the rotary driving device is connected with the input end of the amplitude transformer and drives the atomizing rotating disc to rotate through the amplitude transformer; the output end of the amplitude transformer penetrates out of the top of the shield and is connected with the atomizing rotating disc; the shield is connected with the top of the atomizing cylinder through at least 2 connecting rods; and a preheating device is arranged below the atomization rotating disc.
in an exemplary embodiment, at least one channel for water, electricity and gas delivery is provided in the connecting rod.
Preferably, the connecting rod is a round rod with a through hole in the middle, the through hole is a channel for supplying water, electricity and gas, the upper end of the gas is provided with a connecting thread connected with a fixed flange at the top of the atomizing cylinder, and the bottom of the gas is provided with an arc-shaped elbow joint connected with the protective cover.
The quantity of connecting rod is 2 ~ 6, and the connecting rod is fixed on the guard shield lateral wall of circumference formula equipartition formula.
in one exemplary embodiment, the horn comprises an input end and an output end, the input end being a stepped horn having a gradually decreasing outer diameter, and the output end being a round rod.
In an exemplary embodiment, the protective cover comprises an upper cone and a lower cylinder which are connected with each other, the upper cone is of an integrated structure, the top of the upper cone is provided with an exhaust hole, the outer diameter of the top of the upper cone is smaller than that of the bottom of the upper cone, and the side wall of the lower cylinder is provided with a connecting hole for connecting a connecting rod.
Preferably, the preheating device is an induction heater, a resistance heater or a radiation heater, wherein the induction heater is preferably a high-frequency induction heater.
In an exemplary embodiment, a vacuumizing connection end and a cooling gas inflation end are arranged on the side wall of the atomizing cylinder, a discharge port communicated with the powder collecting tank is arranged at the bottom of the atomizing cylinder, the vacuumizing connection end is communicated with a vacuum pump, and the cooling gas inflation end is communicated with a gas storage tank or a fan.
An ultrasonic vibration atomization powder making device comprises a feeding device, a smelting chamber, the ultrasonic vibration atomization chamber, a powder collecting tank, a vacuumizing system and a cooling gas supply device, wherein the feeding device is connected with the smelting chamber and is used for feeding other metal raw materials such as metal wires or metal blocks into a smelting furnace of the smelting chamber; the smelting chamber is arranged above the ultrasonic vibration atomizing chamber, the smelting furnace in the smelting chamber conveys molten metal into the ultrasonic vibration atomizing chamber through a guide pipe, a liquid outlet of the guide pipe faces the atomizing rotating disc, a discharge port of the atomizing cylinder is communicated with the powder collecting tank, the vacuumizing system is communicated with a vacuumizing connecting end of the atomizing cylinder and the smelting chamber, and vacuumizing operation is carried out on the atomizing cylinder and the smelting chamber; and the cooling gas supply device is communicated with the cooling gas inflation end of the atomizing cylinder and the cooling gas channel in the connecting rod, and respectively conveys cooling gas to the atomizing cylinder and the shield.
The cooling gas supply device conveys the cooling gas in the atomizing cylinder to cool the ultrasonic vibration atomized powder, the cooling gas conveyed in the shield cools the ultrasonic generator, the amplitude transformer and the rotary driving device, and the cooling gas in the shield is discharged through the exhaust hole at the top of the shield to secondarily cool the atomizing rotary disk and the preheating device.
In one exemplary embodiment, the smelting chamber is of a horizontal structure and comprises a smelting horizontal cylinder, a smelting furnace, a tundish and a flow guide pipe, wherein the smelting furnace is fixedly arranged in the smelting horizontal cylinder and is positioned above the side of the tundish, the bottom of the tundish is provided with the flow guide pipe communicated with the ultrasonic vibration atomizing chamber, and the liquid outlet of the flow guide pipe faces the center of the atomizing rotary disk. The smelting furnace conveys molten metal into the ultrasonic vibration atomizing chamber through the tundish and the guide pipe by rotating or overturning.
In one exemplary embodiment, the smelting chamber is of a vertical structure and comprises a smelting vertical cylinder, a smelting furnace, a plug rod and a flow guide pipe, wherein the smelting furnace is fixedly arranged in the smelting vertical cylinder, the bottom of the smelting furnace is provided with a liquid discharge hole communicated with the flow guide pipe, one end of the plug rod is connected with a lifting driving device through a connecting rod, and the other end of the plug rod is a free end capable of being placed in the liquid discharge hole of the smelting furnace; the plug rod is lifted up and down under the action of the lifting driving device, so that the free end of the plug rod is placed in the liquid discharge hole or leaves the liquid discharge hole, and molten metal in the smelting furnace is melted in the smelting furnace or flows into the guide pipe; the liquid outlet of the flow guide pipe is right opposite to the center of the atomizing rotating disc.
The feeding device comprises a feeding mechanism, a buffer hopper, a discharging pipe, a sealing valve body and a star-shaped discharging valve, wherein the feeding mechanism is installed on the buffer hopper, the star-shaped discharging valve and the sealing valve body are sequentially arranged on a pipeline communicated with the smelting cylinder body of the buffer hopper, and the pipeline between the star-shaped discharging valve and the sealing valve body is communicated with a vacuumizing system.
The utility model discloses an ultrasonic vibration atomizer chamber's beneficial effect: this preheating device is established to atomizing rotary disk below, preheats through the molten metal liquid drop to the atomizing rotary disk through the honeycomb duct whereabouts, and the high efficiency has been avoided the molten metal to get into the atomizer chamber and has been conglobated because great difference in temperature, and then has solved the technological problem that current ultrasonic vibration atomizing powder process can not be used for high melting point metal material or alloy material powder process, through preheating device, the utility model discloses an ultrasonic vibration atomizer chamber can atomize the powder process to the metal material that the melting point is higher than 500 ℃ or even be higher than 1000 ℃ metal material or alloy material, like aluminium, silver, copper-aluminium alloy material's atomizing powder process, and the single batch throughput is more than or equal to 10 Kg.
The connecting rod is internally provided with at least one channel for supplying water, electricity and gas, so that the connection of components such as an ultrasonic generator, a rotary driving device and the like in the ultrasonic vibration atomization powder preparation and the transportation of cooling gas or cooling liquid are facilitated, the structure of the conventional ultrasonic vibration atomization chamber is simplified, and the powder deposition in the metal atomization powder preparation process on the connecting line among the components is also avoided.
The protective cover protects the parts such as the ultrasonic generator, the rotary driving device, the amplitude transformer and the like, reduces the influence of powder in the atomizing chamber on the parts, prolongs the service life of the equipment, and is connected with the fixed flange at the top of the atomizing cylinder through the connecting rod, so that the installation and the maintenance of related parts for ultrasonic vibration atomization are facilitated. The upper conical body of the shield is convenient for the reduction of powder in the atomizing chamber, the powder is prevented from being deposited on the shield, and the efficiency of metal ultrasonic vibration atomization powder preparation is improved.
Drawings
FIG. 1 is a schematic structural view of an ultrasonic vibration atomizing chamber of the present invention;
FIG. 2 is a schematic view of the ultrasonic vibration atomizing powder-making apparatus in example 2;
Fig. 3 is a schematic structural diagram of an ultrasonic vibration atomizing powder-making apparatus in embodiment 3.
In the figure: 1-atomizing cylinder, 2-vacuumizing connecting end, 3-ultrasonic generator, 4-transducer, 5-amplitude transformer, 6-rotary driving device, 7-shield, 8-connecting rod, 81-through hole, 9-fixing flange, 10-atomizing rotary disk, 11-preheating device, 12-exhaust hole, 13-cooling gas charging end, 14-discharge opening, 15-smelting horizontal cylinder, 16-feeding device, 17-smelting furnace, 18-tundish, 19-draft tube, 20-cooling gas supply device, 21-powder collecting tank, 22-vacuumizing system, 23-rotary driving device, 24-plug rod, 25-connecting rod, 26-smelting vertical cylinder and 27-star-shaped discharge valve.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example 1
Referring to fig. 1, an ultrasonic vibration atomizing chamber comprises an atomizing cylinder 1, a shield 7, an ultrasonic generator 3, an amplitude transformer 5, an atomizing rotating disk 10 and a rotary driving device 6, wherein the ultrasonic generator 3 is connected with a transducer 4 and is installed in the shield 7, and the ultrasonic generator 3 is positioned below the amplitude transformer 5 arranged along a longitudinal vibration output shaft of the transducer 4; the rotary driving device 6 is connected with the input end of the amplitude transformer 5 and drives the atomizing rotary disk 10 to rotate through the amplitude transformer 5; the output end of the amplitude transformer 5 penetrates out of the top of the shield 7 and is connected with the atomizing rotary disk 10; the protective cover 7 is connected with the top of the atomizing cylinder 1 through a connecting rod 8; a preheating device 11 is arranged below the atomizing rotary disk 10.
A channel for supplying water, electricity and gas is arranged in the connecting rod 8.
The connecting rod 8 is a round rod with a middle part provided with a through hole 81, the through hole 81 is a channel for water supply, electricity and gas delivery, the upper end of the gas is provided with a connecting thread connected with a fixed flange 9 at the top of the atomizing barrel body 1, and the bottom of the gas is provided with an arc elbow joint connected with the shield 7.
The quantity of connecting rod 8 is 4, and connecting rod 8 is fixed on 7 lateral walls of guard shield in the circumference formula equipartition formula.
The amplitude transformer 5 comprises an input end and an output end, the input end is a stepped amplitude transformer 5 with the outer diameter gradually reduced, and the output end is a round rod.
The guard 7 comprises an upper cone and a lower cylinder which are connected with each other and are of an integrally formed structure, the top of the upper cone is provided with an exhaust hole 12, the outer diameter of the top of the upper cone is smaller than that of the bottom of the upper cone, and the side wall of the lower cylinder is provided with a connecting hole for connecting a connecting rod 8.
The preheating device 11 is a high-frequency induction heater.
Be equipped with evacuation link 2 and cooling gas on the lateral wall of atomizing barrel 1 and aerify end 13, its bottom is equipped with the bin outlet 14 with powder collecting tank 21 intercommunication, evacuation link 2 and vacuum pump intercommunication, cooling gas aerifys end 13 and gas holder or fan 20 intercommunication.
The utility model relates to a theory of operation and application method of ultrasonic vibration atomizer chamber: the ultrasonic generator 3 provides an electric signal with a specific frequency to the transducer 4 to drive the transducer 4 to work, the amplitude transformer 5 on the longitudinal vibration output end of the transducer 4 rotates along with the starting of the rotary driving device 6 and drives the atomizing rotary disk 10 to rotate at a high speed, the preheating device 11 below the atomizing rotary disk 10 plays a preheating role on the atomizing rotary disk 10 and the molten metal falling on the atomizing rotary disk, so that the molten metal of the high-melting-point metal or alloy material on the atomizing rotary disk 10 cannot be rapidly condensed into clusters due to cooling gas in the atomizing chamber, and is further smashed by ultrasonic waves and excited into liquid drops to fly out from a vibration surface to solidify into spherical powder, thereby solving the problem that the existing ultrasonic vibration atomization cannot be used for preparing the high-melting-point metal material powder, reducing the preparation cost of the high-melting-point metal powder and the product quality of ultrasonic vibration atomization powder preparation.
Firstly, vacuumizing the atomizing cylinder 1 and then introducing protective gas such as inert gas; then, the ultrasonic generator 3 is used for driving the transducer 4 to work, the transducer 4 is excited to generate longitudinal stretching vibration, the longitudinal stretching vibration acts on the amplitude transformer 5, meanwhile, the rotary driving device 6 drives the amplitude transformer 5 to rotate, and the atomizing rotating disc 10 rotates at a high speed; then, the molten metal in the melting furnace 17 flows to the atomizing rotating disc 10 and forms a thin liquid layer on the upper surface of the atomizing rotating disc 10, the preheating device 11 below the atomizing rotating disc 10 plays a role in preheating and heat preservation of the thin liquid layer, so that the thin liquid layer on the upper surface of the atomizing rotating disc 10 is not solidified, the thin liquid layer excites surface tension waves under the action of ultrasonic vibration, when the amplitude of a vibration surface reaches more than 20 microns, liquid drops fly out from wave crests to form metal mist, the metal mist is settled at the bottom of the atomizing barrel 1 under the action of gravity, and spherical metal powder is collected and obtained.
Example 2
Referring to fig. 2, the ultrasonic vibration atomization powder manufacturing apparatus of this embodiment includes a feeding device 16, a melting chamber, the ultrasonic vibration atomization chamber as described in embodiment 1, a powder collecting tank 21, a vacuum pumping system 22, and a cooling gas supply device 20, where the feeding device 16 is connected to the melting chamber and feeds other metal raw materials such as metal wires or metal blocks into a melting furnace 17 of the melting chamber; the smelting chamber is arranged above the ultrasonic vibration atomizing chamber, a smelting furnace 17 in the smelting chamber conveys molten metal into the ultrasonic vibration atomizing chamber through a guide pipe 19, a liquid outlet of the guide pipe 19 faces the atomizing rotating disk 10, a discharge outlet 14 of the atomizing cylinder 1 is communicated with a powder collecting tank 21, and a vacuumizing system 22 is communicated with a vacuumizing connecting end 2 of the atomizing cylinder 1 and the smelting chamber and performs vacuumizing operation on the atomizing cylinder 1 and the smelting chamber; the cooling gas supply device 20 is communicated with the cooling gas charging end 13 of the atomizing cylinder 1 and the cooling gas channel in the connecting rod 8, and respectively supplies cooling gas to the atomizing cylinder 1 and the shield 7.
The cooling gas delivered into the atomizing cylinder 1 by the cooling gas delivery device 20 cools the ultrasonic vibration atomized powder, the cooling gas delivered into the shield 7 cools the ultrasonic generator 3, the amplitude transformer 5 and the rotary driving device 6, and the cooling gas in the shield 7 is discharged through the exhaust hole 12 at the top of the shield 7 to secondarily cool the atomizing rotary disk 10 and the preheating device 11.
The smelting chamber is of a horizontal structure and comprises a smelting horizontal barrel 15, a smelting furnace 17, a tundish 18 and a guide pipe 19, wherein the smelting furnace 17 is fixedly installed in the smelting horizontal barrel 15 and located above the side of the tundish 18, the guide pipe 19 communicated with the ultrasonic vibration atomizing chamber is arranged at the bottom of the tundish 18, and a liquid outlet of the guide pipe 19 faces the center of the atomizing rotary disk 10. The melting furnace 17 conveys molten metal into the ultrasonic vibration atomizing chamber through the tundish 18 and the guide pipe 19 by rotating or turning.
Example 3
Referring to fig. 3, compared with embodiment 2, the ultrasonic vibration atomization pulverizing apparatus of this embodiment has the following differences:
The smelting chamber is of a vertical structure and comprises a smelting vertical cylinder 26, a smelting furnace 17, a plug rod 24 and a guide pipe 19, wherein the smelting furnace 17 is fixedly installed in the smelting vertical cylinder 26, the bottom of the smelting furnace is provided with a liquid discharge hole communicated with the guide pipe 19, one end of the plug rod 24 is connected with a lifting driving device 23 through a connecting rod 25, and the other end of the plug rod is a free end capable of being placed in the liquid discharge hole of the smelting furnace 17; the plug rod 24 is lifted up and down under the action of the lifting driving device 23, so that the free end of the plug rod 24 is placed in the liquid discharge hole or leaves the liquid discharge hole, and molten metal in the smelting furnace 17 is melted in the smelting furnace 17 or flows into the guide pipe 19; the liquid outlet of the guide pipe 19 faces the center of the atomizing rotating disk 10.
The feeding device 16 comprises a feeding mechanism, a buffer hopper, a discharging pipe, a sealing valve body and a star-shaped discharging valve 27, wherein the feeding mechanism is installed on the buffer hopper, the lower end of the buffer hopper is connected with the star-shaped discharging valve 27, the sealing valve body is further arranged between the star-shaped discharging valve 27 and the discharging pipe and is a ball valve, and a pipeline between the star-shaped discharging valve 27 and the sealing valve body is communicated with the vacuumizing system 22.
The utility model relates to an ultrasonic vibration atomizer chamber, according to the size and the weight of parts such as atomizing disk, the quantity of hollow connecting rod 8 still can be 3, 6 or 8 etc. hollow connecting rod 8 uses the atomizer central axis to be central circumference formula equipartition and is connected with the lateral wall of guard shield 7, its inside through-hole 81 quantity still can be 2 (a through-hole 81 is used for arranging the electric wire, another through-hole 81 is used for leading to cooling gas or coolant liquid in the guard shield 7) or 3 (a through-hole 81 is used for arranging the electric wire, a through-hole 81 is used for leading to cooling gas in the guard shield 7, another through-hole 81 is used for leading to the coolant liquid in the guard shield 7), the change of above technical characteristics, technical staff in the field can understand and implement through the word description, so do not make the drawing in addition and explain.
Claims (10)
1. An ultrasonic vibration atomizing chamber comprises an atomizing cylinder, a shield, an ultrasonic generator, an amplitude transformer, an atomizing rotating disk and a rotary driving device, wherein the ultrasonic generator is connected with a transducer and is arranged in the shield, and the ultrasonic generator is positioned below the amplitude transformer arranged along a longitudinal vibration output shaft of the transducer; the rotary driving device is connected with the input end of the amplitude transformer and drives the atomizing rotating disc to rotate through the amplitude transformer; the output end of the amplitude transformer penetrates out of the top of the shield and is connected with the atomizing rotating disc; the atomizing device is characterized in that the shield is connected with the top of the atomizing cylinder through at least 2 connecting rods; and a preheating device is arranged below the atomization rotating disc.
2. An ultrasonic vibration atomizing chamber as defined in claim 1, wherein said connecting rod is provided with at least one passage for water, electricity or gas.
3. The ultrasonic vibration atomizing chamber of claim 2, wherein the connecting rods are round rods having through holes at the middle, the through holes are passages for water, electricity and gas, the upper end of the gas is provided with connecting threads connected with a fixed flange at the top of the atomizing cylinder, the bottom of the gas is provided with arc-shaped bent joints connected with the shield, the number of the connecting rods is 2 ~ 6, and the connecting rods are circumferentially and uniformly distributed and fixed on the side wall of the shield.
4. The ultrasonic vibration atomizing chamber of claim 1 ~ 3, wherein the horn comprises an input end and an output end, the input end being a stepped horn having a gradually decreasing outer diameter, and the output end being a round bar.
5. The ultrasonic vibration atomizing chamber according to claim 1 ~ 3, wherein the hood comprises an upper cone and a lower cylinder which are connected to each other in an integrally formed structure, the upper cone has a vent hole at its top, the upper cone has a top outer diameter smaller than a bottom outer diameter, and the lower cylinder has a connecting hole at its side wall for connecting the connecting rod.
6. An ultrasonically-vibrating atomizing chamber as set forth in claim 1 ~ 3, wherein said preheating means is a high-frequency induction heater or a radiant heater.
7. An ultrasonic vibration atomizing chamber as set forth in claim 1 ~ 3, wherein said atomizing cylinder has a side wall provided with a vacuum-pumping connection end and a cooling gas-charging end, and a bottom portion provided with a discharge port communicating with the powder collecting tank, said vacuum-pumping connection end communicating with the vacuum pump, and said cooling gas-charging end communicating with the gas storage tank or the blower.
8. An ultrasonic vibration atomization powder manufacturing device, which is characterized by comprising a feeding device, a smelting chamber, an ultrasonic vibration atomizing chamber according to any one of claim 1 ~ 7, a powder collecting tank, a vacuum-pumping system and a cooling gas supply device, wherein the feeding device is connected with the smelting chamber and feeds metal wires or metal blocks into a smelting furnace of the smelting chamber, the smelting chamber is arranged above the ultrasonic vibration atomizing chamber, the smelting furnace in the smelting chamber conveys metal melt into the ultrasonic vibration atomizing chamber through a guide pipe, a liquid outlet of the guide pipe faces an atomization rotating disc, a discharge port of an atomizing cylinder is communicated with the powder collecting tank, the vacuum-pumping system is communicated with a vacuum-pumping connecting end of the atomizing cylinder and the smelting chamber and performs vacuum-pumping operation on the atomizing cylinder and the smelting chamber, and the cooling gas supply device is communicated with a cooling gas inflation end of the atomizing cylinder and a cooling gas channel in a connecting rod and respectively conveys cooling gas to the atomizing cylinder and a shield.
9. The ultrasonic vibration atomizing pulverizing apparatus as set forth in claim 8, wherein the melting chamber is of a horizontal structure and comprises a melting horizontal cylinder, a melting furnace, a tundish and a draft tube, the melting furnace is fixedly installed in the melting horizontal cylinder and is located laterally above the tundish, the bottom of the tundish is provided with the draft tube communicated with the ultrasonic vibration atomizing chamber, and the liquid outlet of the draft tube faces the center of the atomizing rotary disk; the smelting furnace conveys molten metal into the ultrasonic vibration atomizing chamber through the tundish and the guide pipe by rotating or overturning.
10. The ultrasonic vibration atomizing powder making apparatus as set forth in claim 8, wherein the melting chamber is of a vertical structure and includes a melting vertical cylinder, a melting furnace, a stopper rod and a flow guide tube, the melting furnace is fixedly installed in the melting vertical cylinder, a drain hole communicating with the flow guide tube is provided at the bottom of the melting vertical cylinder, one end of the stopper rod is connected to the elevating driving device through a connecting rod, and the other end of the stopper rod is a free end capable of being placed in the drain hole of the melting furnace; the plug rod is lifted up and down under the action of the lifting driving device, so that the free end of the plug rod is placed in the liquid discharge hole or leaves the liquid discharge hole, and molten metal in the smelting furnace is melted in the smelting furnace or flows into the guide pipe; the liquid outlet of the flow guide pipe is right opposite to the center of the atomizing rotating disc; the feeding device comprises a feeding mechanism, a buffer hopper, a discharging pipe, a sealing valve body and a star-shaped discharging valve, wherein the feeding mechanism is installed on the buffer hopper, the star-shaped discharging valve and the sealing valve body are sequentially arranged on a pipeline communicated with the smelting cylinder body of the buffer hopper, and the pipeline between the star-shaped discharging valve and the sealing valve body is communicated with a vacuumizing system.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821771733.5U CN209792610U (en) | 2018-10-30 | 2018-10-30 | Ultrasonic vibration atomizing chamber and atomizing powder-making equipment comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821771733.5U CN209792610U (en) | 2018-10-30 | 2018-10-30 | Ultrasonic vibration atomizing chamber and atomizing powder-making equipment comprising same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317687A (en) * | 2018-10-30 | 2019-02-12 | 湖南天际智慧材料科技有限公司 | A kind of ultrasonic activation spray chamber and the powder by atomization equipment being made from it |
| CN111331145A (en) * | 2020-04-28 | 2020-06-26 | 西普曼增材科技(北京)有限公司 | Device and method for preparing metal powder by ultrasonic |
| DE102021214726A1 (en) | 2021-12-20 | 2023-06-22 | Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Coburg | Assembly and method for atomizing molten metal and method for manufacturing an assembly |
-
2018
- 2018-10-30 CN CN201821771733.5U patent/CN209792610U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317687A (en) * | 2018-10-30 | 2019-02-12 | 湖南天际智慧材料科技有限公司 | A kind of ultrasonic activation spray chamber and the powder by atomization equipment being made from it |
| CN111331145A (en) * | 2020-04-28 | 2020-06-26 | 西普曼增材科技(北京)有限公司 | Device and method for preparing metal powder by ultrasonic |
| DE102021214726A1 (en) | 2021-12-20 | 2023-06-22 | Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Coburg | Assembly and method for atomizing molten metal and method for manufacturing an assembly |
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