CN206925319U - Fine grain spherical metal powder production equipment - Google Patents
Fine grain spherical metal powder production equipment Download PDFInfo
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- CN206925319U CN206925319U CN201720656864.8U CN201720656864U CN206925319U CN 206925319 U CN206925319 U CN 206925319U CN 201720656864 U CN201720656864 U CN 201720656864U CN 206925319 U CN206925319 U CN 206925319U
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- water
- sump
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- bar electrode
- powder cabin
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Abstract
The utility model discloses a kind of fine grain spherical metal powder production equipment, the bottom of its metal bar electrode is provided with support roller, and pressure roller is provided with the top of metal bar electrode, and support roller, pressure roller are bonded and compressed with metal bar electrode seal；Also include powder cabin, water-cooling system and air cooling system, metal bar electrode is plugged in powder cabin.As a result of each support roller and the pressure roller drive mechanism with metal bar electrode compression fit respectively so that support roller and pressure roller, which can pass through to rub, in equipment running process drives metal bar electrode to rotate at a high speed；Double cooling structure coordinated operations of water-cooling system and air cooling system are employed simultaneously, so as to being metal ball powder by type is quickly cooled to by the fine metal drop thrown away on metal bar electrode, the production efficiency and product quality of fine grain spherical metal powder are effectively increased, improves yield rate and production capacity.
Description
Technical field
Intermetallic composite coating corollary equipment technical field is the utility model is related to, more particularly to a kind of fine grain spherical metal powder life
Produce equipment.
Background technology
Existing spherical metal powder production method has water atomization, aerosolization, the atomization of rotating metallic bar electrode etc., and its is medium
Spherical metal powder prepared by ion rotating metallic bar electrode atomization is because of its good sphericity, impurity content is low, good fluidity
The advantages that, paid attention to by industry.The atomization of plasma rotating metallic bar electrode is to melt metal bar electrode end surface by plasma gun
The metal liquid of change overcomes surface tension to form molten drop in the presence of rotary centrifugal force, and drop is cold in flight course
But it is frozen into metal dust.The big portion of metal bar electrode at present in plasma rotating metallic bar electrode powder manufacturing apparatus is straight by motor
Driving is connect, is limited by the structure that metal bar electrode suspended wall is installed, it is big to produce vibrations, it is difficult to breaks through high-revolving mechanical restriction, turns
It is fast generally not high, cause the metal drop size that throws away thick, increase the difficulty quickly cooled down.
At present in rotating metallic bar electrode powder manufacturing apparatus, metal dust is implemented typically by water cooling or air cooling way
Cooling, however, unreasonable using the air-cooled air inlet design for being typically due to powder cabin, airflow direction is unfavorable for radiating, most of
Gas in powder cabin is not engaged in gas circulation, causes entirety to cool down operating mode skewness, and cooling effect is bad；And use
Water cooling form then because in existing equipment bulkhead and being not provided with water stream channel, therefore the cooling water in device interior interlayer it is most of at
In inactive state, only a small amount of water body flow and efficient heat exchange be present in water inlet and water outlet, cause device interior to cool down
Uneven, cooling effect is poor.
Therefore, the rotation of metal bar electrode ultrahigh speed can be realized and metal dust can be implemented uniform by how providing one kind
The fine grain spherical metal powder production equipment efficiently cooled down is the important technological problems that those skilled in the art need to solve at present.
Utility model content
The purpose of this utility model is to provide a kind of fine grain spherical metal powder production equipment, the fine grain spherical metal powder
Production equipment can realize the rotation of metal bar electrode ultrahigh speed and can implement uniform high-efficiency cooling to metal dust.
In order to solve the above technical problems, the utility model provides a kind of fine grain spherical metal powder production equipment, including gold
Belong to bar electrode, the two bottom sides of the metal bar electrode are respectively arranged with support roller, are provided with the top of the metal bar electrode
Pressure roller, the rotating shaft of the metal bar electrode, the support roller and the pressure roller is parallel, and the support roller, the pressure roller
It is bonded and compresses with the metal bar electrode seal respectively；
The water-cooling system and air cooling system, the metal bar electrode for also including powder cabin and coordinating respectively with the powder cabin are inserted
Loaded in the powder cabin.
Preferably, there is preceding sump in the antetheca of the powder cabin, there is rear sump, the powder cabin in the rear wall of the powder cabin
Side wall in there is side sump；
The water-cooling system includes the water tank and water pump being sequentially communicated along water (flow) direction, and the downstream of the water pump is provided with master
Water route, the main water route include three it is parallel with one another and respectively with the preceding sump, it is described after sump, the side sump connect
Powder cabin branch, the main water route also include the plasma gun branch connected with plasma gun and are communicated with first heat exchanger
Heat exchange branch, it is in parallel between the plasma gun branch, the heat exchange branch and each powder cabin branch, and it is described etc.
Flow-limiting valve, the end in the main water route are communicated with ion gun branch, the heat exchange branch and each powder cabin branch
Radiator is communicated with, and the radiator is located at the upstream of the water tank along water (flow) direction.
Preferably, the preceding internal partition that the inside of the preceding sump has coaxial package and radially from-inner-to-outer is sequentially distributed
The bottom of the water flow space surrounded with preceding external partition, the advancing water hole position of the preceding sump in the preceding internal partition and with the powder
Storehouse branch connection, before the top of the preceding internal partition has the gap formed between preceding internal partition and preceding external partition connects first
Circulation port, the bottom of the preceding external partition are followed before having the gap formed between preceding external partition and preceding sump inwall connects second
Collar extension, and the opening edge edge of circulation port is located at the both sides of the preceding internal partition, the preceding external partition and institute respectively before described second
The top in the gap before stating between sump inwall has the preceding delivery port connected with the powder cabin branch.
Preferably, the rear internal partition that the inside of the rear sump has coaxial package and radially from-inner-to-outer is sequentially distributed
With rear external partition, it is described after sump rear inlet opening after described the bottom for the water flow space that internal partition surrounds and with the powder
The connection of storehouse branch, it is described after internal partition top there is the gap formed between rear internal partition and rear external partition to connect first after
Circulation port, it is described after external partition bottom there is the gap that is formed between rear external partition and rear sump inwall to connect second after follow
Collar extension, and the opening edge of the second Posterior circle mouth is along respectively positioned at the both sides of the rear internal partition, the rear external partition and institute
The top for stating the gap between rear sump inwall has the rear delivery port connected with the powder cabin branch.
Preferably, overflow valve, the overflow valve and the main water route are communicated between the downstream of the water pump and the water tank
It is in parallel.
Preferably, the water tank is communicated with water filter with the pump house.
Preferably, the air cooling system includes the gas tank and air pump being sequentially communicated along airflow direction, the downstream of the air pump
Provided with shunt valve, have if being communicated with dry gas stream branch between the shunt valve and the powder cabin, in the side wall of the powder cabin some
The air inlet connected is corresponded with the air-flow branch, the top of the powder cabin has what is connected with second downstream heat exchanger
Exhaust outlet, the second heat exchanger are located at the upstream of the gas tank along airflow direction, pressure limiting valve are additionally provided with the gas tank.
Preferably, direction line on the basis of the inwall tangent line of the powder cabin of supplying gas of the air inlet is located at close to the powder
Side where the rotating shaft of storehouse.
Preferably, it is communicated with air filter between the exhaust outlet and the second heat exchanger.
The utility model also provides a kind of fine grain spherical metal powder production method, employs as appointed in above-mentioned claim
Fine grain spherical metal powder production equipment described in one, including step：
Heating fusing, metal bar electrode is implemented to heat by plasma gun, so that its is primary melting；
Rotation powder processed, keeps heated condition metal bar electrode top layer is persistently melted, and utilizes each support roller and pressure roller band
Dynamic metal bar electrode rotary, metal bar electrode top layer molten metal is thrown away；
Dual-cooled, by water-cooling system and the work compound of air cooling system, quick cooling is implemented to the metal thrown away, with
It is metal dust to make its rapid shaping.
Relatively above-mentioned background technology, fine grain spherical metal powder production equipment provided by the utility model, its is worked
Cheng Zhong, as a result of each support roller and the pressure roller drive mechanism with metal bar electrode compression fit respectively so that equipment is run
During support roller and pressure roller by rubbing metal bar electrode can be driven to rotate at a high speed, overcoming traditional direct drive structure can not carry
The drawbacks of high electrode rotating speed；Double cooling structure coordinated operations of water-cooling system and air cooling system are employed simultaneously, so as to
It is metal ball powder enough by type is quickly cooled to by the fine metal drop thrown away on metal bar electrode, effectively increases fine grain gold
Belong to the production efficiency and product quality of spherical powder, improve yield rate and production capacity.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
The metal for the fine grain spherical metal powder production equipment that Fig. 1 is provided by a kind of embodiment of the utility model
The structural representation of bar electrode rotating mechanism part；
The water cooling for the fine grain spherical metal powder production equipment that Fig. 2 is provided by a kind of embodiment of the utility model
The structural representation of system；
Fig. 3 is the schematic cross-section of the preceding sump of powder cabin in Fig. 2；
The air cooling for the fine grain spherical metal powder production equipment that Fig. 4 is provided by a kind of embodiment of the utility model
The structural representation of system；
Fig. 5 is the schematic cross-section of powder cabin part in Fig. 4.
Embodiment
Core of the present utility model is to provide a kind of fine grain spherical metal powder production equipment, the fine grain spherical metal powder
Production equipment can realize the rotation of metal bar electrode ultrahigh speed and can implement uniform high-efficiency cooling to metal dust.
In order that those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in further detail for mode.
It refer to Fig. 1 to Fig. 5, the metal ball shaped powder of fine grain that Fig. 1 is provided by a kind of embodiment of the utility model
The structural representation of the metal bar electrode rotating mechanism part of last production equipment；Fig. 2 is a kind of specific embodiment party of the utility model
The structural representation of the water-cooling system for the fine grain spherical metal powder production equipment that formula is provided；Fig. 3 is the preceding water of powder cabin in Fig. 2
The schematic cross-section in storehouse；Fig. 4 is set by the fine grain spherical metal powder production that a kind of embodiment of the utility model provides
The structural representation of standby air cooling system；Fig. 5 is the schematic cross-section of powder cabin part in Fig. 4.
In a specific embodiment, fine grain spherical metal powder production equipment provided by the utility model, including metal
Bar electrode 11, the two bottom sides of metal bar electrode 11 are respectively arranged with support roller 12, and the top of metal bar electrode 11 is provided with pressure
Roller 13, the rotating shaft of metal bar electrode 11, support roller 12 and pressure roller 13 is parallel, and support roller 12, pressure roller 13 respectively with metal
Bar electrode 11 is brought into close contact and compressed；Also include powder cabin 4 and the water-cooling system coordinated respectively with powder cabin 4 and air cooling system, gold
Category bar electrode 11 is plugged in powder cabin 4.
In the course of work, as a result of each support roller 12 and pressure roller 13 biography with the compression fit of metal bar electrode 11 respectively
Dynamic structure so that support roller 12 and pressure roller 13 can drive metal bar electrode 11 to revolve at a high speed by rubbing in equipment running process
Turn, overcome the drawbacks of traditional direct drive structure can not improve electrode rotating speed；Pair of water-cooling system and air cooling system is employed simultaneously
Cooling structure coordinated operation, so as to which type will be quickly cooled to by the fine metal drop thrown away on metal bar electrode 11
For metal dust, the production efficiency and product quality of fine grain spherical metal powder are effectively increased, improves yield rate and production capacity.
Please focus on referring to figs. 2 and 3.There is preceding sump 41 in the antetheca of powder cabin 4, there is rear sump in the rear wall of powder cabin 4
42, the side wall of powder cabin 4 is interior to have side sump 43；Water-cooling system includes the water tank 21 and water pump 22 being sequentially communicated along water (flow) direction,
The downstream of water pump 22 is provided with main water route 23, main water route 23 include three it is parallel with one another and respectively with preceding sump 41, rear sump 42,
The powder cabin branch 231 that side sump 43 connects, main water route 23 also include the plasma gun branch 232 that is connected with plasma gun 24 and
It is communicated with the heat exchange branch 233 of first heat exchanger 25, plasma gun branch 232, heat exchange branch 233 and each powder cabin point
It is in parallel between road 231, and current limiting is connected in plasma gun branch 232, heat exchange branch 233 and each powder cabin branch 231
Valve 234, the end in main water route 23 is communicated with radiator 26, and radiator 26 is located at the upstream of water tank 21 along water (flow) direction.
Each component cooperates in above-mentioned water-cooling system, with the preceding sump 41 of guarantee, rear sump 42 and side sump 43
Current persistent loop cools down, and so as to effectively control the working temperature in powder cabin 4, ensures that the molten metal in powder cabin can be fast
Speed is cooled and shaped, and ensures final fine grain spherical metal powder product product quality and production efficiency.
Especially specific in practical application, the water-carrying capacity in each branch can be adjusted in time by each flow-limiting valve 234, with
Meet the production needs under different working conditions.
Further, the preceding internal partition that the inside of preceding sump 41 has coaxial package and radially from-inner-to-outer is sequentially distributed
411 and preceding external partition 412, the advance water hole 415 of preceding sump 41 be located at the bottom for the water flow space that preceding internal partition 411 surrounds and with
Powder cabin branch 231 connects, and there is the gap formed between preceding internal partition 411 and preceding external partition 412 to connect at the top of preceding internal partition 411
Circulation port 413 before logical first, the bottom of preceding external partition 412 have what is formed between preceding external partition 412 and the inwall of preceding sump 41
Circulation port 414 before the second of gap connection, and the opening edge edge of circulation port 414 is located at the two of preceding internal partition 411 respectively before second
Side, the top in the gap between preceding external partition 412 and the preceding inwall of sump 41 have the preceding delivery port 416 connected with powder cabin branch 231.
The ring-type aquaporin being made up of the inwall coaxial cooperation of preceding internal partition 411, preceding external partition 412 and preceding sump 41 can be protected effectively
Whole effective operation faces of sump 41 before cooling water in sump 41 can flow through before card is passed through, thoroughly prevent to cool down dead angle and cold
But uneven phenomenon, so as to significantly improve the cooling effectiveness and product quality of metal dust in powder cabin 4, the heat transfer pair of electrode is reduced
The influence of transmission system.
Meanwhile the rear internal partition that the inside of rear sump has coaxial package and radially from-inner-to-outer is sequentially distributed and rear outer
Dividing plate, the rear inlet opening of rear sump are located at the bottom for the water flow space that rear internal partition surrounds and connected with powder cabin branch, it is rear in every
The top of plate has the first Posterior circle mouth that the gap formed between rear internal partition and rear external partition connects, the bottom of rear external partition
The the second Posterior circle mouth connected with the gap formed between rear external partition and rear sump inwall, and the opening of the second Posterior circle mouth
Edge is located at the both sides of rear internal partition respectively, and the top in the gap between rear external partition and rear sump inwall has to be connected with powder cabin branch
Logical rear delivery port.It should be noted that the internal water channels structure of sump and the internal structure of preceding sump 41 are basic after above-mentioned
Unanimously, preceding sump structure that can be directly shown in reference chart 3, and because structure is basically identical, therefore the correlation technique of rear sump
Effect can will not be described here directly with reference to the narration part of preceding sump 41 above.
Specifically, overflow valve 221 is communicated between the downstream of water pump 22 and water tank 21, overflow valve 221 is in parallel with main water route 23.
The overflow valve 221 can effectively control the water being passed through by water pump 22 in main water route 23, ensure that the current in main water route 23 fill
Foot is usual, to ensure the normal operation of related water-cooling system inner assembly.
More specifically, water filter 222 is communicated between water tank 21 and water pump 22.The water filter 222 can be to by water tank
The water body of output implements effectively filtering in 21, avoids the impurity in water body from producing not water pump 22 and downstream water circuit and associated component
Profit influences, and ensures that the overall operation of equipment is stable, continuous.
Please be emphatically with reference to figure 4 and Fig. 5.Air cooling system includes the gas tank 31 and air pump 32 being sequentially communicated along airflow direction, gas
The downstream of pump 32 is provided with shunt valve 33, if being communicated with dry gas stream branch 331 between shunt valve 33 and powder cabin 4, has in the side wall of powder cabin 4
There are some air inlets 44 connected with the one-to-one corresponding of air-flow branch 331, the top of powder cabin 4 has and second downstream heat exchanger 34
The exhaust outlet 45 of connection, second heat exchanger 34 are located at the upstream of gas tank 31 along airflow direction, pressure limiting are additionally provided with gas tank 31
Valve 311.
In equipment running process, the air-flow exported from air pump 32 is delivered to each air inlet 44 respectively via shunt 33
Place, and be passed through via air inlet 44 in powder cabin 4, to implement fast cooling shaping to the metal dust in powder cabin, ensure product
Effect and production efficiency, the gas for completing to cool down afterwards are expelled to moderately cold at second downstream heat exchanger 34 via exhaust outlet 45
But, finally it is back to again in gas tank 31.
In addition, can flexibly control the air pressure inside of gas tank 31 by pressure limiting valve 311, ensure inside whole air cooling system
Gas circulation pressure, and avoid air pressure too high and have a negative impact to associated component.
On the other hand, direction line on the basis of the inwall tangent line of powder cabin 4 of supplying gas of air inlet 44 is located at close to the rotating shaft of powder cabin 4
The side at place.This kind direction setting structure of supplying gas can make air-flow inside powder cabin 4 form Two-way Cycle form, so as to avoid gas
Cooling dead angle is produced during cold, ensures that each position thoroughly can fully be implemented to be gas-cooled in powder cabin 4, so as to further
Avoid inhomogeneous cooling phenomenon.
It should be pointed out that the quantity of above-mentioned air inlet 44 is not limited to 6 shown in figure, can basis in practical application
Operating mode needs that the quantity of air inlet 44 is adjusted flexibly, in principle, as long as it disclosure satisfy that the fine grain spherical metal powder production
The actual use of equipment needs.
In addition, air filter 35 is communicated between exhaust outlet 45 and second heat exchanger 34.The air filter 35 can to by
The gas of discharge implements effectively filtering in powder cabin 4, avoids the metallic dust that is carried in air-flow or other impurities from entering gas channel
It is interior and have a negative impact to associated component, ensure that equipment overall operation is stable.
In summary, the fine grain spherical metal powder production equipment provided in the utility model, including metal bar electrode, institute
The two bottom sides for stating metal bar electrode are respectively arranged with support roller, and pressure roller, the gold are provided with the top of the metal bar electrode
It is parallel to belong to bar electrode, the rotating shaft of the support roller and the pressure roller, and the support roller, the pressure roller respectively with the gold
Category bar electrode is brought into close contact and compressed；Also include powder cabin and the water-cooling system coordinated respectively with the powder cabin and air cooling system,
The metal bar electrode is plugged in the powder cabin.In the course of work, as a result of each support roller and pressure roller respectively with metal
The drive mechanism of bar electrode compression fit so that support roller and pressure roller can drive metal bar by rubbing in equipment running process
Electrode rotates at a high speed, overcomes the drawbacks of traditional direct drive structure can not improve electrode rotating speed；Employ water-cooling system and gas simultaneously
Double cooling structure coordinated operations of cooling system, so as to will be rapid by the fine metal drop thrown away on metal bar electrode
It is cooled and shaped as metal ball powder, effectively increases the production efficiency and product quality of fine grain spherical metal powder, improve into
Product rate and production capacity.
Fine grain spherical metal powder production equipment provided by the utility model is described in detail above.Herein
Apply specific case to be set forth principle of the present utility model and embodiment, the explanation of above example is only intended to
Help understands method and its core concept of the present utility model.It should be pointed out that come for those skilled in the art
Say, on the premise of the utility model principle is not departed from, some improvement and modification can also be carried out to the utility model, these change
Enter and modify to also fall into the protection domain of the utility model claims.
Claims (9)
- A kind of 1. fine grain spherical metal powder production equipment, it is characterised in that：Including metal bar electrode, the metal bar electrode Two bottom sides are respectively arranged with support roller, and pressure roller, the metal bar electrode, the branch are provided with the top of the metal bar electrode It is parallel to support the rotating shaft of roller and the pressure roller, and the support roller, the pressure roller paste with the metal bar electrode seal respectively Merge and compress；The water-cooling system and air cooling system, the metal bar electrode for also including powder cabin and coordinating respectively with the powder cabin are plugged in In the powder cabin.
- 2. fine grain spherical metal powder production equipment as claimed in claim 1, it is characterised in that：Have in the antetheca of the powder cabin There is preceding sump, there is rear sump in the rear wall of the powder cabin, there is side sump in the side wall of the powder cabin；The water-cooling system includes the water tank and water pump being sequentially communicated along water (flow) direction, and the downstream of the water pump is provided with main water Road, the main water route include three powder that are parallel with one another and being connected respectively with the preceding sump, the rear sump, the side sump Storehouse branch, the main water route also include the plasma gun branch connected with plasma gun and the heat for being communicated with first heat exchanger Exchange branch, be in parallel between the plasma gun branch, the heat exchange branch and each powder cabin branch, and the grade from Flow-limiting valve is communicated with sub- rifle branch, the heat exchange branch and each powder cabin branch, the end in the main water route connects Radiator is connected with, and the radiator is located at the upstream of the water tank along water (flow) direction.
- 3. fine grain spherical metal powder production equipment as claimed in claim 2, it is characterised in that：The inside tool of the preceding sump There is coaxial package and preceding internal partition that radially from-inner-to-outer is sequentially distributed and a preceding external partition, the advancing water hole position of the preceding sump Connected in the bottom for the water flow space that the preceding internal partition surrounds and with the powder cabin branch, the top of the preceding internal partition has The gap formed between preceding internal partition and preceding external partition connect first before circulation port, the bottom of the preceding external partition have with it is preceding The gap formed between external partition and preceding sump inwall connect second before circulation port, and before described second circulation port opening edge edge It is located at the both sides of the preceding internal partition respectively, the top in the gap between the preceding external partition and the preceding sump inwall has and institute State the preceding delivery port of powder cabin branch connection.
- 4. fine grain spherical metal powder production equipment as claimed in claim 2, it is characterised in that：The inside tool of sump after described Have coaxial package and rear internal partition that radially from-inner-to-outer is sequentially distributed and a rear external partition, it is described after sump rear inlet opening position Connect in the bottom for the water flow space that the rear internal partition surrounds and with the powder cabin branch, the top of the rear internal partition has The first Posterior circle mouth that the gap formed between rear internal partition and rear external partition connects, it is described after external partition bottom have with it is rear The second Posterior circle mouth that the gap formed between external partition and rear sump inwall connects, and the opening edge edge of the second Posterior circle mouth It is located at the both sides of the rear internal partition respectively, the top in the gap between the rear external partition and the rear sump inwall has and institute State the rear delivery port of powder cabin branch connection.
- 5. fine grain spherical metal powder production equipment as claimed in claim 2, it is characterised in that：The downstream of the water pump and institute State and be communicated with overflow valve between water tank, the overflow valve is in parallel with the main water route.
- 6. fine grain spherical metal powder production equipment as claimed in claim 2, it is characterised in that：The water tank and the water pump Between be communicated with water filter.
- 7. fine grain spherical metal powder production equipment as claimed in claim 1, it is characterised in that：The air cooling system includes edge The gas tank and air pump that airflow direction is sequentially communicated, the downstream of the air pump is provided with shunt valve, between the shunt valve and the powder cabin There are some air inlets connected with air-flow branch one-to-one corresponding if being communicated with dry gas stream branch, in the side wall of the powder cabin Mouthful, the top of the powder cabin has an exhaust outlet connected with second downstream heat exchanger, and the second heat exchanger is along air-flow side Pressure limiting valve is additionally provided with the upstream of the gas tank, the gas tank.
- 8. fine grain spherical metal powder production equipment as claimed in claim 7, it is characterised in that：The side of supplying gas of the air inlet To on the basis of the inwall tangent line of the powder cabin line be located at the side where the powder cabin rotating shaft.
- 9. fine grain spherical metal powder production equipment as claimed in claim 7, it is characterised in that：The exhaust outlet and described the Air filter is communicated between two heat exchangers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720656864.8U CN206925319U (en) | 2017-06-07 | 2017-06-07 | Fine grain spherical metal powder production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720656864.8U CN206925319U (en) | 2017-06-07 | 2017-06-07 | Fine grain spherical metal powder production equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206925319U true CN206925319U (en) | 2018-01-26 |
Family
ID=61345045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720656864.8U Withdrawn - After Issue CN206925319U (en) | 2017-06-07 | 2017-06-07 | Fine grain spherical metal powder production equipment |
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| Country | Link |
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| CN (1) | CN206925319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107020384A (en) * | 2017-06-07 | 2017-08-08 | 西迪技术股份有限公司 | Fine grain spherical metal powder production equipment and method |
-
2017
- 2017-06-07 CN CN201720656864.8U patent/CN206925319U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107020384A (en) * | 2017-06-07 | 2017-08-08 | 西迪技术股份有限公司 | Fine grain spherical metal powder production equipment and method |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180126 Effective date of abandoning: 20230516 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180126 Effective date of abandoning: 20230516 |