CN209379924U - A kind of plasma remelting atomization prilling granulator of ultra-fine alloy powder - Google Patents
A kind of plasma remelting atomization prilling granulator of ultra-fine alloy powder Download PDFInfo
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- CN209379924U CN209379924U CN201822016992.3U CN201822016992U CN209379924U CN 209379924 U CN209379924 U CN 209379924U CN 201822016992 U CN201822016992 U CN 201822016992U CN 209379924 U CN209379924 U CN 209379924U
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- collecting pot
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- powder collecting
- plasma
- powder
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Abstract
The utility model relates to be atomized prilling granulator technical field, and disclose a kind of plasma remelting atomization prilling granulator of ultra-fine alloy powder, the plasma remelting of the ultra-fine alloy powder is atomized prilling granulator, including powder collecting pot, the bottom of powder collecting pot is fixedly connected with support leg, the bottom of support leg is fixedly connected on the center of bench-top, the center in bench-top and close left side is fixedly connected with vacuum pump, the center on bench-top and close right side is fixedly connected with water feeding tank, and the center fixation at the top of powder collecting pot is communicated with plasma device.The utility model carries out the roughening and nodularization of particle by using the method that plasma is granulated, so that the surface area of superfine powder increases, fusing is rapid, it is high in machining efficiency, be conducive to industrialization production, while reducing energy consumption, reduce the oxidation in reflow process, the mobility for improving product, reduces oxygen content, improves the service performance of surface covering.
Description
Technical field
The utility model relates to be atomized prilling granulator technical field, the plasma remelting of specially a kind of ultra-fine alloy powder
It is atomized prilling granulator.
Background technique
The self-fluxing alloyed powder that plasma cladding or laser melting coating use at present mainly uses water atomization or aerosolization
Method production, because plasma cladding is generally 80-270 mesh with powder size, laser cladding powder granularity is generally 100-325
Mesh, even if plasma cladding is expanded to 325 mesh with powder size, both powder production methods are still inevitably produced
Less than the superfine powder of 325 mesh.
The method generallyd use at present is that superfine powder is pressed into block or spherical carry out remelting, but remelting using adhesive
It will increase energy consumption, while being easy to make material oxidization burning loss in high temperature, affect the utilization rate and performance of material.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the plasma remelting atomization that the utility model provides a kind of ultra-fine alloy powder is made
Grain device has the low advantage of energy consumption, solves the problems, such as that stock utilization is low.
(2) technical solution
To realize the low purpose of above-mentioned energy consumption, the utility model is provided the following technical solutions: a kind of ultra-fine alloy powder etc.
Gas ions remelting is atomized prilling granulator, including powder collecting pot, is hollow structure, the collection between the outer wall and inner wall of the powder collecting pot
The bottom of powder tank is fixedly connected with support leg, and the bottom of the support leg is fixedly connected on the center of bench-top, the work
To make to be fixedly connected with vacuum pump at the top of platform and close to the center in left side, the top fixation of the vacuum pump is communicated with an exhaust tube,
The exhaust tube runs through the inner wall being connected on the left of powder collecting pot and at the position of center bottom, the work far from one end of vacuum pump
To make to be fixedly connected with water feeding tank at the top of platform and close to the center on right side, the center fixation on the right side of the water feeding tank is communicated with water injection pipe,
Outer wall of the one end of the water injection pipe far from water feeding tank on the left of powder collecting pot and at top position, the water feeding tank top
Center it is fixed be communicated with outlet pipe, the one end of the outlet pipe far from water feeding tank is on the right side of powder collecting pot and close to bottom center
The center fixation of outer wall at position, the powder collecting pot bottom is communicated with a discharge nozzle, and the center at the top of the powder collecting pot is fixed
It is communicated with plasma device, the left and right sides inside the plasma device is fixedly connected to untransferable arc plasmatorch, described etc.
Airflow channel is offered inside ion device and at the position of the left and right sides, the fixed connection in the center at the top of the plasma device
There is hollow-cathode tube.
Preferably, the airflow channel is high pressure draught channel, and the bottom of the airflow channel is to the center of plasma device
Inclination.
Preferably, it is fixedly connected with barometer at the top of the powder collecting pot, be connected inside the barometer and powder collecting pot.
Preferably, the middle part of the exhaust tube and outlet pipe is fixed is communicated with solenoid valve, the exhaust tube, water injection pipe and
Fixation is sealed by a seal ring at the position that outlet pipe is connected to powder collecting pot.
Preferably, the powder collecting pot front is hinged with a single open-door, and the bottom of the powder collecting pot is inclined to the center of powder collecting pot
Tiltedly.
Preferably, the plasma device external electric is connected to power supply, on the outside of one end connection hollow-cathode tube of the power supply
Cathode, other end connect the anode on the outside of high pressure draught channel.
(3) beneficial effect
Compared with prior art, the plasma remelting atomization that the utility model provides a kind of ultra-fine alloy powder is granulated dress
Set, have it is following the utility model has the advantages that
The plasma remelting of the ultra-fine alloy powder is atomized prilling granulator, by the vacuum pump of setting, cooperate vacuum pump with
The setting that powder collecting pot is connected by exhaust tube effectively avoids powder so that being capable of forming vacuum state inside powder collecting pot
It is oxidized, the roughening and nodularization of particle is carried out by using the method that plasma is granulated, so that the surface area of superfine powder increases, melt
Change rapidly, it is high in machining efficiency, be conducive to industrialization production, while reducing energy consumption, reduce the oxidation in reflow process,
The mobility for improving product, reduces oxygen content, improves the service performance of surface covering, by the water feeding tank of setting, matches
Close the setting that water injection pipe and outlet pipe and powder collecting pot outer wall are interconnected, enable cooling water powder collecting pot outer wall and inner wall it
Between interlayer in flowed, effectively accelerate the cooling velocity of powder.
Detailed description of the invention
Fig. 1 is the utility model front cross-sectional structural schematic diagram；
In figure: 1, powder collecting pot；2, support leg；3, workbench；4, vacuum pump；5, exhaust tube；6, water feeding tank；7, water injection pipe；
8, outlet pipe；9, discharge nozzle；10, sealing ring；111, untransferable arc plasmatorch；112, airflow channel；113, hollow-cathode tube；
12, solenoid valve.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, a kind of plasma remelting of ultra-fine alloy powder is atomized prilling granulator, including powder collecting pot 1, powder collecting pot
It is hollow structure between 1 outer wall and inner wall, the bottom of powder collecting pot 1 is fixedly connected with support leg 2, and the bottom of support leg 2 is fixed
It is connected to the center at the top of workbench 3,3 top of workbench and is fixedly connected with vacuum pump 4, vacuum pump 4 close to the center in left side
Top it is fixed be communicated with an exhaust tube 5, the one end of exhaust tube 5 far from vacuum pump 4 is through being connected to 1 left side of powder collecting pot and center
Inner wall at the position of bottom, the top of workbench 3 and is fixedly connected with water feeding tank 6 close to the center on right side, in 6 right side of water feeding tank
Centre is fixed to be communicated with water injection pipe 7, and the one end of water injection pipe 7 far from water feeding tank 6 is through 1 left side of powder collecting pot and at top position
Outer wall, the center at 6 top of water feeding tank is fixed to be communicated with outlet pipe 8, and the one end of outlet pipe 8 far from water feeding tank 6 is right through powder collecting pot 1
Side and the outer wall at lower center position, the center of 1 bottom of powder collecting pot is fixed to be communicated with a discharge nozzle 9,1 top of powder collecting pot
Center fixation be communicated with plasma device, the left and right sides inside plasma device is fixedly connected to untransferable arc plasmatorch
111, airflow channel 112 is offered inside plasma device and at the position of the left and right sides, the center at the top of plasma device is solid
Surely it is communicated with hollow-cathode tube 113, plasma device external electric is connected to power supply, and one end of the power supply connects hollow-cathode tube 113
The cathode in outside, other end connect the anode in 112 outside of airflow channel.
Airflow channel 112 is high pressure draught channel 112, and center inclination of the bottom of airflow channel 112 to plasma device should
Structure setting is conducive to the conveying of protective gas.
The top of powder collecting pot 1 is fixedly connected with barometer, is connected inside the barometer and powder collecting pot 1, the structure setting,
Facilitate the air pressure inside staff's observation powder collecting pot 1.
The middle part of exhaust tube 5 and outlet pipe 8 is fixed to be communicated with solenoid valve 12, exhaust tube 5, water injection pipe 7 and outlet pipe 8 with
Pass through sealing ring 10 at the position that powder collecting pot 1 is connected to and is sealed fixation, the structure setting, so that powder collecting pot 1 is not in
The phenomenon that gas leakage or leak, occurs, and is conducive to being normally carried out for work.
1 front of powder collecting pot is hinged with a single open-door, center inclination of the bottom of powder collecting pot 1 to powder collecting pot 1, which sets
It sets, facilitates staff and export material from powder collecting pot 1.
Working principle: staff first opens vacuum pump 4 for 1 vacuum state of powder collecting pot, then passes through untransferable arc
The airflow channel 112 of 111 two sides of untransferable arc plasmatorch forms protection to a certain amount of argon gas is passed through inside powder collecting pot 1
Property atmosphere, light later plasma beam and from the centre bore position of hollow-cathode tube 113 be sent into ultra-fine alloy powder, powder feeding gas is still
Argon gas is selected, powder is fused into melt under plasma beam effect and is passed through argon gas from the airflow channel of two sides 112, in high pressure
The lower atomization of Gas injection effect enters in powder collecting pot 1, the powder after atomization under surface tension effects automatically in it is spherical and by
It gradually cools down, staff is on water feeding tank 6, and cooling water is passed through hollow between 1 outer wall of powder collecting pot and inner wall from water injection pipe 7
Layer is flowing out cooling water from outlet pipe 8, is realizing that recirculated water cooling, powder after cooling are drawn off from discharge nozzle 9, obtaining after screening can
Alloy powder finished product for cladding.
In conclusion the plasma remelting atomization prilling granulator of the ultra-fine alloy powder is matched by the vacuum pump 4 of setting
Close vacuum pump 4 has by the setting that exhaust tube 5 is connected so that being capable of forming vacuum state inside powder collecting pot 1 with powder collecting pot 1
The powder that avoids of effect is oxidized, and the roughening and nodularization of particle is carried out by using the method that plasma is granulated, so that superfine powder
Surface area increase, fusing rapidly, it is high in machining efficiency, be conducive to industrialization production, while reducing energy consumption, reduce weight
Oxidation during molten, improves the mobility of product, reduces oxygen content, improve the service performance of surface covering, pass through
The water feeding tank 6 of setting, the setting for cooperating water injection pipe 7 and outlet pipe 8 and 1 outer wall of powder collecting pot to be interconnected enable cooling water
It is flowed in interlayer between 1 outer wall of powder collecting pot and inner wall, effectively accelerates the cooling velocity of powder.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of plasma remelting of ultra-fine alloy powder is atomized prilling granulator, including powder collecting pot (1), it is characterised in that: described
It is hollow structure between the outer wall and inner wall of powder collecting pot (1), the bottom of the powder collecting pot (1) is fixedly connected with support leg (2), institute
The bottom for stating support leg (2) is fixedly connected on center at the top of workbench (3), at the top of the workbench (3) and close to left side
Center is fixedly connected with vacuum pump (4), and the top fixation of the vacuum pump (4) is communicated with an exhaust tube (5), the exhaust tube
(5) inner wall being connected on the left of powder collecting pot (1) and at the position of center bottom, the work are run through in one end far from vacuum pump (4)
Make to be fixedly connected water feeding tank (6) at the top of platform (3) and close to the center on right side, the fixed connection in the center on the right side of the water feeding tank (6)
Have water injection pipe (7), the one end of the water injection pipe (7) far from water feeding tank (6) is on the left of powder collecting pot (1) and at top position
Outer wall, the center fixation at the top of the water feeding tank (6) is communicated with outlet pipe (8), and the outlet pipe (8) is far from water feeding tank (6)
Outer wall of the one end on the right side of powder collecting pot (1) and at lower center position, the center of powder collecting pot (1) bottom is fixed
It is communicated with a discharge nozzle (9), the center at the top of the powder collecting pot (1), which is fixed, is communicated with plasma device, inside the plasma device
The left and right sides be fixedly connected to untransferable arc plasmatorch (111), inside the plasma device and close to the left and right sides
It is offered at position airflow channel (112), the center fixation at the top of the plasma device is communicated with hollow-cathode tube (113).
2. a kind of plasma remelting of ultra-fine alloy powder according to claim 1 is atomized prilling granulator, it is characterised in that:
The airflow channel (112) is high pressure draught channel, center inclination of the bottom of the airflow channel (112) to plasma device.
3. a kind of plasma remelting of ultra-fine alloy powder according to claim 1 is atomized prilling granulator, it is characterised in that:
It is fixedly connected with barometer at the top of the powder collecting pot (1), is connected inside the barometer and powder collecting pot (1).
4. a kind of plasma remelting of ultra-fine alloy powder according to claim 1 is atomized prilling granulator, it is characterised in that:
The fixation of the middle part of the exhaust tube (5) and outlet pipe (8) is communicated with solenoid valve (12), the exhaust tube (5), water injection pipe (7)
Pass through sealing ring (10) at the position being connected to outlet pipe (8) with powder collecting pot (1) and is sealed fixation.
5. a kind of plasma remelting of ultra-fine alloy powder according to claim 1 is atomized prilling granulator, it is characterised in that:
Powder collecting pot (1) front is hinged with a single open-door, center inclination of the bottom of the powder collecting pot (1) to powder collecting pot (1).
6. a kind of plasma remelting of ultra-fine alloy powder according to claim 1 is atomized prilling granulator, it is characterised in that:
The plasma device external electric is connected to power supply, the cathode on the outside of one end of power supply connection hollow-cathode tube (113), and in addition one
Anode on the outside of end connection airflow channel (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822016992.3U CN209379924U (en) | 2018-12-04 | 2018-12-04 | A kind of plasma remelting atomization prilling granulator of ultra-fine alloy powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822016992.3U CN209379924U (en) | 2018-12-04 | 2018-12-04 | A kind of plasma remelting atomization prilling granulator of ultra-fine alloy powder |
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| Publication Number | Publication Date |
|---|---|
| CN209379924U true CN209379924U (en) | 2019-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822016992.3U Expired - Fee Related CN209379924U (en) | 2018-12-04 | 2018-12-04 | A kind of plasma remelting atomization prilling granulator of ultra-fine alloy powder |
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| CN (1) | CN209379924U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036342A (en) * | 2019-12-05 | 2020-04-21 | 四川大学 | Preparation device and preparation process of polymer-based spherical powder |
-
2018
- 2018-12-04 CN CN201822016992.3U patent/CN209379924U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036342A (en) * | 2019-12-05 | 2020-04-21 | 四川大学 | Preparation device and preparation process of polymer-based spherical powder |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190913 Termination date: 20211204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |