CN207456162U - Vacuum electron beam smelting cold crucible - Google Patents
Vacuum electron beam smelting cold crucible Download PDFInfo
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- CN207456162U CN207456162U CN201721013115.XU CN201721013115U CN207456162U CN 207456162 U CN207456162 U CN 207456162U CN 201721013115 U CN201721013115 U CN 201721013115U CN 207456162 U CN207456162 U CN 207456162U
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- water
- sink
- crucible
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Abstract
The utility model discloses a kind of vacuum electron beam smelting cold crucible, the pedestal for being formed with the crucible in material pond including top center and being fixedly connected with the crucible bottom；The cold-crucible of the utility model, to the runner design of different parts in different ways, it is with strong points, it can effectively ensure that the water-cooled effect and uniformity of water cooling tube crucible, simultaneously, two kinds of runner designs, the no-welding-seam in crucible body, avoid the security risk of leak, improve the reliability of equipment, reduce processing cost, by way of fetch water hole and embedded aqueduct and cyclic water channel is collectively formed in casing internal and external circulation type, it can ensure machining accuracy, water channel film-cooled heat can be adjusted flexibly by adjusting aperture and water hole position and sink width, so that film-cooled heat increases, meet the requirement of different thermic loads.
Description
Technical field
The utility model is related to a kind of crucible, more particularly to a kind of vacuum electron beam smelting cold crucible.
Background technology
In vapo(u)rization system, copper crucible is welded as the load of evaporation heat source using water cooling for vacuum metal smelting purification technique
Body, copper has extraordinary heat conductivility, under the conditions of water cooling, can be very good to reduce own temperature, ensures performance.It is existing
Some cooling water channels generally use the waterway structure of bottom in and top out.
Chinese patent CN 204987858U disclose a kind of electron beam furnace cold-crucible, including pedestal, on pedestal
End face forms bulge loop, and outer water jacket, chuck lower end are connected with bulge loop top surface, in inner water sleeve lower end insertion bulge loop, and connects with pedestal
Connect, outer water jacket, chuck, inner water sleeve are set gradually from outside to inside, form gap between jackets outer wall and outer water jacket inner wall, chuck and
Clearance fit between inner water sleeve；Outer water jacket and inner water sleeve upper end pass through flanged joint；Inner water sleeve outer circle wall forms helicla flute；Outside
Water jacket lower end is equipped with water inlet pipe and outlet pipe, and water inlet pipe is connected through outer water jacket and chuck and with helicla flute, and outlet pipe runs through
It outer water jacket and is connected with gap.
Although said structure overcomes the temperature of local evaporation, the formation in entire water route is needed through vacuum brazing reality
Existing, high processing costs, affected by hot loading limitation there are the security risk of leak, influences the reliability of vapo(u)rization system.
Utility model content
The purpose of this utility model is to be directed to technological deficiency in the prior art, and provides a kind of vacuum electron beam and melt
Refining cold crucible.
Technical solution is used by realize the purpose of this utility model：
A kind of vacuum electron beam smelting cold crucible, including top center be formed with material pond crucible and with it is described
The pedestal that is fixedly connected of crucible bottom；
Material bottom of pond portion magnetism servo-electric motor water-cooling is included in the sink that crucible is formed with being recessed inwardly in material bottom of pond portion, the water
Slot is closed under shed by the pedestal, wherein, water conservancy diversion column is fixedly installed in the sink, the water conservancy diversion is stood
Column upper end or lower end are formed with flowing hole so that the sink forms winding type water channel up and down with flowing hole cooperation；
Material pond side magnetism servo-electric motor water-cooling includes being formed in that described crucible is in the bottom of material pond side and lower port is by institute
N water hole of the pedestal sealing stated, n are the natural number not less than 3；N through hole being formed on the pedestal；With it is described
Through hole be fixedly installed correspondingly and can match in the insertion water hole and with water hole keep interval aqueduct and
The interconnecting part of the base end face is formed in, water hole is connected for one group and by link slot two-by-two, and the interconnecting part is to even
Corresponding aqueduct between logical two groups of water holes, the sink are turned on the water hole or aqueduct by meeting the portion of drawing；
The sink does not connect directly mutually, and the interconnecting part does not connect directly mutually, and the water hole, link slot are led
Water pipe, sink connect the portion of drawing and the whole half-duplex channel of interconnecting part composition.
The n is odd number, and the sink is one section of c-type sink, and an aqueduct is connected with water inlet pipe, sink one end
It is connected with outlet pipe, a water hole is connected with the other end of the sink by meeting the portion of drawing, and the interconnecting part is (n-1)/2
With the aqueduct of the corresponding group of connection.
The n is even number, and the sink is one section of c-type sink, the both ends of the sink respectively with one group of water hole
It is connected by meeting the portion of drawing, described two sections meet the portion of drawing and sink forms the link slot in this group of water hole, and the interconnecting part is n/2-1
A aqueduct with the corresponding group of connection, remaining two aqueducts connect respectively with water inlet pipe and outlet pipe.
Slot is two sections of straight line sinks, and the n is even number, and the interconnecting part is n/2-1 will correspond to the water guide of group
Pipe connects, and remaining two aqueducts are connected to one end of the straight line sink by meeting the portion of drawing respectively, straight line sink it is another
One end is correspondingly arranged water inlet pipe and outlet pipe respectively.
The water hole is arranged in an axially parallel mode along crucible, and sink is wide to wait deep setting and axis of the depth direction with crucible
To the wall thickness of parallel, described water hole and sink in 5-10mm.
The water flow section between water flow section product, aqueduct and water hole in the aqueduct accumulates identical, described connection
The water flow section product of slot is corresponding with the water flow section of flowing hole product.
Temperature measuring mechanism is further included, the material bottom of pond portion of crucible and/or material pond side are provided with axially extending measurement
Hole is correspondingly arranged perforation on pedestal, and the temperature measuring mechanism is matchingly through the perforation insertion measured hole.
It further includes and is sealedly and fixedly connected pedestal with the pedestal, connectivity slot is formed in the base end face, it is described
Pedestal the connectivity slot lower port is closed to form the interconnecting part.
The link slot is formed in the lower surface of crucible or the upper surface of pedestal and by pedestal or crucible by link slot
Notch is closed to form water stream channel.
The flowing hole is formed by the through hole of water conservancy diversion post end, alternatively, the flowing hole is stood by the water conservancy diversion
Gap between styletable face and sink top surface or base upper surface is formed.
The sink both sides are formed with arc recess to position the water conservancy diversion column, and the water conservancy diversion column transition is matched somebody with somebody
It is arranged in the sink with closing or be interference fitted.
The interconnecting part is communicating pipe, the communicating pipe and one bodily form of aqueduct described in two of corresponding conducting
Into.
Compared with prior art, the beneficial effects of the utility model are：
The cold-crucible of the utility model, it is with strong points to the runner design of different parts in different ways, it can be effective
Ensure the water-cooled effect and uniformity of water cooling tube crucible, meanwhile, two kinds of runner designs, the no-welding-seam in crucible body avoids
The security risk of leak improves the reliability of equipment, reduces processing cost, by way of fetch water hole and embedded aqueduct
And cyclic water channel is collectively formed in casing internal and external circulation type, it is ensured that machining accuracy, it can be by adjusting aperture and water hole position
And water channel film-cooled heat is adjusted flexibly in sink width so that film-cooled heat increases, and meets the requirement of different thermic loads.
Description of the drawings
Fig. 1 show the explosion state structure diagram of the vacuum electron beam smelting cold crucible of the utility model；
Fig. 2 show another viewing angle constructions schematic diagram shown in FIG. 1；
Fig. 3 show crucible bottom side view；
Fig. 4 show base schematic diagram；
Fig. 5 show the structure diagram that pedestal is loaded into crucible bottom；
Fig. 6 show the group status architecture schematic diagram of cold-crucible.
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
As shown in the figure, the utility model discloses a kind of vacuum electron beam smelting cold crucibles, formed including top center
The pedestal 2 for having the crucible 1 in material pond 11 and being fixedly connected with the crucible bottom；Wherein, the crucible is led for heat is good
Body, such as copper material, the seat board 2 are stainless steel, fully with reference to the good workability of stainless steel and the thermal conductivity of copper.Its
In, to realize the sealed connection of crucible and seat board, the two phase-contact surface is preferably plane and sets sealing plate, such as rubber between the two
Offset plate seals.
Material bottom of pond portion magnetism servo-electric motor water-cooling is included in the sink 12 that crucible is formed with being recessed inwardly in material bottom of pond portion, described
Sink is closed under shed by the pedestal, wherein, water conservancy diversion column 13 is fixedly installed in the sink, described leads
Stream column upper end or lower end are formed with flowing hole so that the sink forms winding type water channel up and down with flowing hole cooperation；Its
In, the flowing hole is the through hole of water conservancy diversion post end either by between water conservancy diversion column and sink top surface or seat board upper surface
Gap form, i.e. the length of water conservancy diversion column flushes structure less than sink depth by being inserted into bottom or bottom with crucible bottom
Into flowing hole, wherein, water conservancy diversion column is preferably cylindrical or square column type, other cross sectional shapes can also be used certainly, as long as can be real
Now to the blocking of liquid.Crucible bottom set sink and the sink by seat board by the lower face enclosed shape of sink into cavate
Water channel, while water conservancy diversion column is set in water channel, which only leaves flowing hole by water channel blocking, and two adjacent water conservancy diversion are stood
The flowing hole of column forms winding type unidirectional water channel up and down, by current in unidirectional water channel into interconnected up and down that is, in crucible
Flowing realize cooling-down effect.
Material pond side magnetism servo-electric motor water-cooling includes being formed in that described crucible is in the bottom of material pond side and lower port is by institute
The n water hole 14 for the pedestal sealing stated, n are the natural number not less than 3；N through hole being formed on the pedestal 2；With institute
The through hole stated is fixedly installed and can match the aqueduct 21 that interval is kept in the insertion water hole and with water hole correspondingly,
And the interconnecting part 22 of the base end face is formed in, water hole is connected for one group and by link slot, the interconnecting part two-by-two
To connect corresponding aqueduct between two groups of water holes, the sink 11 is turned on the water hole 14 by meeting the portion of drawing 23；It is described
Link slot 15 be formed in the bottom surface of crucible or the upper surface of seat board, it is only necessary to the sealing for meeting crucible and seat board connects
It connects.
The sink does not connect directly mutually, and the interconnecting part does not connect directly mutually, and the water hole, link slot are led
Water pipe, sink meet the portion of drawing 23 and interconnecting part 22 forms whole half-duplex channel.
The cold-crucible of the utility model, it is with strong points to the runner design of different parts in different ways, it can be effective
Ensure the water-cooled effect and uniformity of water cooling tube crucible, meanwhile, two kinds of runner designs, the no-welding-seam in crucible body avoids
The security risk of leak improves the reliability of equipment, reduces processing cost, by way of fetch water hole and embedded aqueduct
And cyclic water channel is collectively formed in casing internal and external circulation type, it is ensured that machining accuracy, it can be by adjusting aperture and water hole position
And water channel film-cooled heat is adjusted flexibly in sink width so that film-cooled heat increases, and meets the requirement of different thermic loads.
In specific implementation, to realize the global design of flow path, as shown in the figure, the utility model first embodiment is described
Sink for two sections of straight line sinks, the n is even number, and the interconnecting part is connected for n/2-1 with that will correspond to the aqueduct of group
Logical, remaining two aqueducts are connected to one end of the straight line sink, the other end of straight line sink by meeting the portion of drawing respectively
Water inlet pipe and outlet pipe are correspondingly arranged respectively.The portion of drawing that connects is preferably to connect skirt, can be with corresponding one bodily form of aqueduct
Into.
Specifically, 12 water holes are offered on n 12, i.e. crucible body, 12 water holes are divided into six groups, have 5 connections
Portion, 5 interconnecting parts connect the aqueduct in wherein 5 groups water holes to form tandem flow path, while remaining two water guides
Pipe such as connects skirt and is connected to straight line sink respectively by meeting the portion of drawing, using the water inlet and water outlet as material pond side magnetism servo-electric motor water-cooling,
Meanwhile the other end of straight line sink is connected respectively with water inlet pipe and outlet pipe, particular by the through hole or water-supply-pipe on pedestal
It is connected, whole water route flow direction is to be entered by a sink of bottom, through connecing after winding type advances above and below progress in sink
The portion of drawing enters diversion pipe, is then back and forth flowed between aqueduct, water hole, link slot, water hole, aqueduct successively, until drawing through connecing
Portion is back to another straight line sink, final to discharge.That is, the water route of material pond side magnetism servo-electric motor water-cooling is serially connected in two straight line water
Between slot.
Wherein, to meet heat dissipation effect and installation effect, the water hole and sink along crucible be arranged in an axially parallel mode and
It gathers in crucible, the water hole and sink and the wall thickness in material pond are in 5-10mm.Because crucible is preferably copper, tool
There is good heat conductivility, cooling effect depends on heat exchange area and water flow, and densely covered water hole, that is, sink can form larger
Heat exchange area, the distance, that is, wall thickness in water hole and material pond is smaller, can quickly export heat, multi-point equispaced water hole is set
Meter can effectively meet design needs, ensure cooling performance.
Further, to ensure the smooth of water flow passage, between the water flow section product, aqueduct and water hole in the aqueduct
Water flow section accumulate identical, described link slot water flow section product it is corresponding with the water flow section of flowing hole product.Such as, it is described
The internal diameter of aqueduct is 10-16mm, and the water guide pipe outer wall is with water hole spacing in 3-5mm.It is configured, protected using matched size
It is completely smooth to demonstrate,prove water stream channel, moreover, also can effectively avoid dead zone, prevents local evaporation appearance.
To improve the practicability of equipment, temperature measuring mechanism is further included, is set in the material bottom of pond portion of crucible and/or material pond side
Axially extending measured hole is equipped with, perforation is correspondingly arranged on pedestal, the temperature measuring mechanism is matchingly through perforation insertion institute
The measured hole stated.Positioning temperature measuring mechanism is installed using open interior formula, such as temperature thermocouple, installation it is simple, it can be achieved that multiple spot simultaneously
Thermometric, and also ensure no-welding-seam in crucible body simultaneously, improve safety in utilization.
As one of which specific embodiment, the interconnecting part 22 be communicating pipe, the communicating pipe with it is corresponding
Aqueduct described in two of conducting is integrally formed.That is, using U-shaped structure, difference can be used with aqueduct in the communicating pipe
Two aqueducts are directly made into integration to play the effect of installation positioning, reduce attachment weld, and monoblock type water guide by diameter
Pipe can be whole to reduce welding directly using modes such as interference fits, further improves safety in utilization.Meanwhile to avoid connecting
Manage exposed, described base lower surface be formed with the connection is embedding containing locating slot therein.That is, using U-shaped structure, by two
Root aqueduct is directly made into integration, and is reduced attachment weld, is further improved safety in utilization, prevents the leakage that electron beam breakdown is brought
Water risk.
As wherein another specific embodiment, further include and be sealedly and fixedly connected with the pedestal by multiple screws
Pedestal 3, the interconnecting part 22 is the connectivity slot for being formed in the base end face, and the pedestal is by connectivity slot under shed
It blocks to be limited as water stream channel.The pedestal and pedestal is stainless steel, and sealing is provided between crucible and pedestal
Plate is provided with sealing plate between pedestal and pedestal, such as rubber slab group, is installed using multiple spot screw, leakproofness everywhere is effectively ensured,
And the workability of stainless steel is made full use of, it ensure that machining accuracy, reduce difficulty of processing and cost.Overall structure letter
Single, the linking of runner each several part is smooth, and using effect is good.Meanwhile same trough design can also be used in the portion of drawing that connects.It is described
Pedestal on offer perforate corresponding with remaining two aqueducts and tapping be equipped with corresponding water inlet pipe and
Outlet pipe is fixedly connected and is connected by flange.
Meanwhile to reduce the leak risk that electron beam breakdown is brought, in corresponding region above and below electron bombardment area, i.e., two
Sink is not provided between a straight line sink, welding point is reduced and sets, improve whole safety in utilization.
Further, the water conservancy diversion column transition coordinates or is arranged in the sink with being interference fitted, interference
Cooperation or transition cooperation realize the positioning to water conservancy diversion column in sink to ensure the blocking effect to current, described
Sink both sides be formed with arc recess to position the water conservancy diversion column.That is, after the processing of sink is carried out, it is also necessary in water
Water conservancy diversion column pilot hole is further drilled out in slot, which forms interference fit with water conservancy diversion column or transition coordinates, and reduces water
Inflow-rate of water turbine between road.And in the case of water conservancy diversion strut length is less than sink depth, it is by the column pilot hole of different depth
The control of overcurrent interporal lacuna can be achieved.
Second specific embodiment
To realize whole flow path designs, the n is odd number, and the sink is one section of c-type sink, an aqueduct with
Water inlet pipe connects, and sink one end is connected with outlet pipe, and a water hole is connected with the other end of the sink by meeting the portion of drawing, described
Interconnecting part for (n-1)/2 to connect the aqueduct of corresponding group.The layout of c-type sink so that material bottom of pond portion equally has
More uniformly distributed cooling point realizes bottom temperature control.Using the flow path of material bottom of pond portion magnetism servo-electric motor water-cooling and the water cooling of material pond side
The mode of the flow path series connection of mechanism is designed using Different structural parameters for different parts, can equally realize the control of temperature, when
So, in this embodiment, equally it can also such as connect skirt by sink by meeting the portion of drawing and be connected to aqueduct, then, n should be at this time
Even number.Remaining structure is similar to first embodiment, herein not reinflated description.
3rd embodiment
The n is even number, and the sink is one section of c-type sink, the both ends of the sink respectively with one group of water hole
It is connected by meeting the portion of drawing, described two sections meet the portion of drawing and sink forms the link slot in this group of water hole, and the interconnecting part is n/2-1
A aqueduct with the corresponding group of connection, remaining two aqueducts connect respectively with water inlet pipe and outlet pipe.The embodiment and the
The flow path of material bottom of pond portion magnetism servo-electric motor water-cooling the difference is that are serially connected in the stream of the magnetism servo-electric motor water-cooling of material pond side by two embodiments
In the middle part of road, remaining structure is similar to first embodiment, herein not reinflated description.
Certainly, the further deformation as the present embodiment also can be used the both ends or one end of sink by meeting the portion of drawing, such as connect and draw
Pipe is directly connected to corresponding aqueduct, then the quantity of corresponding adjustment interconnecting part, does not repeat again herein.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, on the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these change
The scope of protection of the utility model is also should be regarded as into retouching.
Claims (13)
1. a kind of vacuum electron beam smelting cold crucible, which is characterized in that the crucible in material pond is formed with including top center, with
And the pedestal being fixedly connected with the crucible bottom；
Material bottom of pond portion magnetism servo-electric motor water-cooling is included in the sink that crucible is formed with being recessed inwardly in material bottom of pond portion, the sink by
The pedestal closes under shed, wherein, water conservancy diversion column is fixedly installed in the sink, on the water conservancy diversion column
End or lower end are formed with flowing hole so that the sink forms winding type water channel up and down with flowing hole cooperation；
Material pond side magnetism servo-electric motor water-cooling includes being formed in that described crucible is in the bottom of material pond side and lower port is by described
N water hole of pedestal sealing, n are the natural number not less than 3；N through hole being formed on the pedestal；With the through hole
It is fixedly installed correspondingly and can match in the insertion water hole and keep the aqueduct at interval with water hole and be formed in
The interconnecting part of the base end face, water hole by link slot two-by-two one group and to be connected, and the interconnecting part is connecting two groups
Corresponding aqueduct between water hole, the sink are turned on the water hole or aqueduct by meeting the portion of drawing；
The sink does not connect directly mutually, and the interconnecting part does not connect directly mutually, the water hole, link slot, aqueduct,
Sink connects the portion of drawing and the whole half-duplex channel of interconnecting part composition.
2. vacuum electron beam smelting cold crucible as described in claim 1, which is characterized in that the n is odd number, described
Sink is one section of c-type sink, and an aqueduct connects with water inlet pipe, and sink one end is connected with outlet pipe, a water hole with it is described
Sink the other end by connecing the portion's of drawing connection, the interconnecting part is for (n-1)/2 to connect the aqueduct of corresponding group.
3. vacuum electron beam smelting cold crucible as described in claim 1, which is characterized in that the n is even number, described
Sink is one section of c-type sink, and the both ends of the sink connect respectively with one group of water hole by meeting the portion of drawing, and described two sections connect and draw
Portion and sink form the link slot in this group of water hole, and the interconnecting part is the n/2-1 aqueducts with the corresponding group of connection, remaining
Two aqueducts connect respectively with water inlet pipe and outlet pipe.
4. vacuum electron beam smelting cold crucible as described in claim 1, which is characterized in that the sink is two sections of straight lines
Sink, the n are even number, and the interconnecting part is connected for n/2-1 with that will correspond to the aqueduct of group, remaining two water guides
Pipe is connected to one end of the straight line sink by meeting the portion of drawing respectively, and the other end of straight line sink is correspondingly arranged water inlet pipe respectively
And outlet pipe.
5. such as claim 1-4 any one of them vacuum electron beam smelting cold crucibles, which is characterized in that the water hole edge
Crucible is arranged in an axially parallel mode, sink is wide wait it is deep set and depth direction is parallel with the axial direction of crucible, the water hole and
The wall thickness of sink is in 5-10mm.
6. such as claim 1-4 any one of them vacuum electron beam smelting cold crucibles, which is characterized in that the aqueduct
Water flow section between interior water flow section product, aqueduct and water hole accumulates the water flow section product of identical, described link slot and mistake
The water flow section product of discharge orifice corresponds to.
7. such as claim 1-4 any one of them vacuum electron beam smelting cold crucibles, which is characterized in that further include temperature measuring machine
Structure is provided with axially extending measured hole in the material bottom of pond portion of crucible and/or material pond side, is correspondingly arranged and wears on pedestal
Hole, the temperature measuring mechanism is matchingly through the perforation insertion measured hole.
8. such as claim 1-4 any one of them vacuum electron beam smelting cold crucibles, which is characterized in that further include with it is described
Pedestal be sealedly and fixedly connected pedestal, be formed with connectivity slot in the base end face, the pedestal is by the connectivity slot
Lower port is closed to form the interconnecting part.
9. such as claim 1-4 any one of them vacuum electron beam smelting cold crucibles, which is characterized in that the link slot
It is formed in the lower surface of crucible or the upper surface of pedestal and is closed the notch of link slot by pedestal or crucible and led to forming current
Road.
10. such as claim 1-4 any one of them vacuum electron beam smelting cold crucibles, which is characterized in that the overcurrent
Hole is formed by the through hole of water conservancy diversion post end.
11. such as claim 1-4 any one of them vacuum electron beam smelting cold crucibles, which is characterized in that the overcurrent
Hole is made of the gap between the water conservancy diversion column end face and sink top surface or base upper surface.
12. such as claim 1-4 any one of them vacuum electron beam smelting cold crucibles, which is characterized in that the sink
Both sides are formed with arc recess to position the water conservancy diversion column, and the water conservancy diversion column transition coordinates or sets with being interference fitted
It puts in the sink.
13. such as claim 1-4 any one of them vacuum electron beam smelting cold crucibles, which is characterized in that the connection
Portion is communicating pipe, and the communicating pipe is integrally formed with the aqueduct described in two of corresponding conducting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721013115.XU CN207456162U (en) | 2017-08-14 | 2017-08-14 | Vacuum electron beam smelting cold crucible |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721013115.XU CN207456162U (en) | 2017-08-14 | 2017-08-14 | Vacuum electron beam smelting cold crucible |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207456162U true CN207456162U (en) | 2018-06-05 |
Family
ID=62248082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721013115.XU Withdrawn - After Issue CN207456162U (en) | 2017-08-14 | 2017-08-14 | Vacuum electron beam smelting cold crucible |
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| Country | Link |
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| CN (1) | CN207456162U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107356114A (en) * | 2017-08-14 | 2017-11-17 | 核工业理化工程研究院 | Vacuum electron beam smelting cold crucible |
-
2017
- 2017-08-14 CN CN201721013115.XU patent/CN207456162U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107356114A (en) * | 2017-08-14 | 2017-11-17 | 核工业理化工程研究院 | Vacuum electron beam smelting cold crucible |
| CN107356114B (en) * | 2017-08-14 | 2023-08-01 | 核工业理化工程研究院 | Cold crucible for vacuum electron beam melting |
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| AV01 | Patent right actively abandoned | ||
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Granted publication date: 20180605 Effective date of abandoning: 20230801 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180605 Effective date of abandoning: 20230801 |