CN106583729A - Microbeam plasma arc additive manufacturing device and method for aluminum alloy wires - Google Patents
Microbeam plasma arc additive manufacturing device and method for aluminum alloy wires Download PDFInfo
- Publication number
- CN106583729A CN106583729A CN201710036247.2A CN201710036247A CN106583729A CN 106583729 A CN106583729 A CN 106583729A CN 201710036247 A CN201710036247 A CN 201710036247A CN 106583729 A CN106583729 A CN 106583729A
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- China
- Prior art keywords
- guide rail
- base station
- aluminium alloy
- plasma gun
- molding base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/115—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by spraying molten metal, i.e. spray sintering, spray casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/003—Apparatus, e.g. furnaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
- Plasma Technology (AREA)
Abstract
The invention discloses a microbeam plasma arc additive manufacturing device and method for aluminum alloy wires. A forming base of the device is installed on a horizontal moving mechanism. The horizontal moving mechanism is carried by the forming base and reciprocates horizontally in the Y-axis direction. A plasma gun driving mechanism comprises Z-axis direction motion controllers, an X-axis direction motion controller, Z-axis motion guide rails and an X-axis motion guide rail. The X-axis direction motion controller is installed on the X-axis motion guide rail. The two ends of the X-axis motion guide rail are installed on the two Z-axis direction motion controllers correspondingly. A movable forming platform is adopted, the complexity of the structure of the plasma welding gun driving system is lowered, the problem of precision decline caused by long-distance and long-span motion of a welding gun is avoided, and meanwhile, the forming efficiency is improved; and the device is simple in overall structure, and microbeam plasma arc additive manufacturing for large-size aluminum alloy wire components of complex structures can be achieved.
Description
Technical field
The present invention relates to micro-beam plasma arc increasing material manufacturing equipment, more particularly to a kind of aluminium alloy silk material micro-beam plasma arc
Increasing material manufacturing apparatus and method for.
Background technology
Increases material manufacturing technology is otherwise known as 3D printing technique, and with the difference of rapidoprint nonmetallic increasing material can be classified as
Manufacturing technology and the big class of metal increases material manufacturing technology two.
In nonmetallic material increasing field, although either all walk on the integrity of industrial chain and the maturity of technology
In the prostatitis in the field, but due to the restriction of materials application scope so that the development of nonmetallic increases material manufacturing technology is subject to
Considerable restraint.At the same time metal increases material manufacturing technology is constantly developed, and its advantage is plastic high-precision metal knot
Component and its performance also can gradually meet demand, wherein selective laser smelting technology with laser as thermal source and with electron beam
Research and application for the electron beam increases material manufacturing technology of thermal source is more ripe.Its problem is the laser for needing configuration rates expensive
Device, electron beam generator and corresponding light path system etc., and adopt metal dust for rapidoprint more, exist for powder amount without
The problems such as method precise control, waste of material and environmental pollution.
Based on the problems referred to above of metal increasing material manufacturing, people are inspired in Plasma Welding field, using microbeam etc. from
Subarc is gradually paid close attention to for the increases material manufacturing technology of thermal source by people, and related research and application is also constantly being advanced.But mesh
Before till, also do not occur more system and complete microplasma increasing material manufacturing equipment on market.
The content of the invention
It is an object of the invention to overcome the shortcoming and defect of above-mentioned prior art, there is provided a kind of simple structure, operation can
The aluminium alloy silk material micro-beam plasma arc increasing material manufacturing apparatus and method for for leaning on.In process, by with mobile molding base
The mutual work compound of platform, simplifies the complexity of plasma gun driving system structure, it is to avoid welding gun long range, large span fortune
The low problem of the dynamic forming part precision for causing.
The present invention is achieved through the following technical solutions：
A kind of aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment, including plasma gun 9, guide rail mechanism, plasma
Rifle drive mechanism, central control system 1, molding base station 11；The plasma gun drive mechanism carries plasma gun 9 in guide rail machine
Move on structure；The molding base station 11 is arranged on a translation mechanism, and translation mechanism carries molding base station 11 in Y direction level
Move back and forth；
The plasma gun drive mechanism includes Z-direction motion controller 6, the motion control of Z axis motion guide rail 7, X-direction
Device processed 13, X-axis motion guide rail 14；
The Z axis motion guide rail 7 is double guide rails, and the both sides of molding base station 11, Z-direction motion controller are stood upright on respectively
6 are arranged on Z axis motion guide rail 7；The Z-direction motion controller 6 and Z axis motion guide rail 7 constitute the Z of plasma gun 9
Direction of principal axis drives；
The X-direction motion controller 13 is arranged on X-axis motion guide rail 14, the two ends difference of X-axis motion guide rail 14
On two Z-direction motion controllers 6；The X-direction motion controller 13 and X-axis motion guide rail 14 are constituted
The X-direction of ion gun 9 drives.
The translation mechanism includes Y-axis motion guide rail 15 and Y direction motion controller 16；The molding base station 11 is installed
On Y-axis motion guide rail 15；Molding base station 11 is driven in Y direction horizontal reciprocating movement by Y direction motion controller 16.
The Y-axis motion guide rail 15 is rectangular flat, and its both sides offers section in concave character type rail groove 151；It is described into
Type base station 11 is a rectangular platform, and it is placed on rectangular flat, and its lower surface is fitted with the upper surface slide of rectangular flat；
The both sides of the rectangular platform are in L-shaped track 111；L-shaped track 111 is embedded in concave character type rail groove 151；
When Y direction motion controller 16 drives molding base station 11, L-shaped track 111 can be in concave character type rail groove 151
Interior motion, and then molding base station 11 is limited in along Y direction horizontal reciprocating movement.
Organ type protective cover 12 is installed on the X-axis motion guide rail 14, for preventing the accumulated inside of X-axis motion guide rail 14
Dust.
The plasma gun 9 includes process unit 8 and the outer wire filler 10 of arc；The process unit 8 connects X-axis
Direction motion controller 13.
The aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment also includes：High voltage protective gas cylinder 2, microplasma
Rifle water cooling unit 3, aluminium alloy silk material wire feeding device 4, wire-feed motor 5；
The high voltage protective gas cylinder 2 is transferred to process unit 8 according to constant pressure output protection gas, shielding gas
It is interior and flow out from plasma gun 9, play a part of protection and compression plasma arc；The microplasma rifle water cooling unit 3, will be cold
Water is transported to inside plasma gun 9 by loop, for cooling down plasma gun 9；The aluminium alloy silk material wire feeding device 4, for inciting somebody to action
Aluminium alloy silk material is delivered in the outer wire filler 10 of arc according to special speed.Wherein process unit 8 is controlled by central control system 1
System simultaneously produces micro-beam plasma arc according to processing request in plasma gun 9, and aluminium alloy silk material is sent into by the outer wire filler 10 of arc
Micro-beam plasma arc is interior and is melted on molding flat；The outer wire filler 10 of arc is installed on 9 plasma gun upper ends, detachably, its
Position and angle of inclination can routinely adjust.
The wire-feed motor 5 is the memory element of aluminium alloy silk material, and aluminium alloy silk material wire feeding device 4 presses setting speed by wire-feed motor
Aluminium alloy silk material in 5 is delivered in the outer wire filler 10 of arc.
The operation method of aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment of the present invention, including following operating procedure；
Plasma gun movement step：
X-direction motion controller 13 and X-axis motion guide rail 14 constitute the X-direction of plasma gun 9 and drive, Z axis side
The Z-direction for constituting plasma gun 9 to motion controller 6 and Z axis motion guide rail 7 drives；By controlling X-direction motion control
Device processed 13 and Z-direction motion controller 6 make plasma gun 9 move back and forth in XZ direction of principal axis；
Molding base station operating procedure：
By controlling Y direction motion controller 16 the L-shaped track 111 of molding base station 11 is made in concave character type rail groove
Motion in 151, and then molding base station 11 is limited in along Y direction horizontal reciprocating movement.
The procedure of processing of part：
Step one：The part process data handled well is imported to into central control system 1；
Step 2：Plasma gun drive mechanism and translation mechanism run, make plasma gun 9 and molding base station 11 run to
Initial position；
Step 3：Process unit 8 works, and makes plasma gun 9 produce micro-beam plasma arc according to predetermined rule, together
When the outer wire filler 10 of arc add aluminium alloy silk material into micro-beam plasma arc according to setting speed；
Step 4：According to set path, the fuse in the plane of molding base station 11 piles up the ground floor of part to plasma gun 9
Cross section；
Step 5：After first layer cross section of part is machined, Z-direction motion controller 6 drives plasma gun 9 to rise
The thickness height of one machined layer；
Step 6：The process of repeat step two to step 5, until forming parts, machine.
The present invention has the following advantages and effect relative to prior art：
The present invention simplifies the complexity of plasma gun driving system structure using portable shaped platform, it is to avoid
The precise decreasing problem that welding gun long range, large span motion are caused, while substantially increasing forming parts efficiency.
Plasma gun drive mechanism of the present invention is responsible for driving plasma gun Z, X-direction motion, and Y direction motion is passed through
Translation mechanism carries molding base station to be realized, is effectively overcome in prior art, because welding gun long range, large span motion are caused
The technical barrier of precise decreasing；This not only enormously simplify the complexity of plant machinery part, make equipment overall structure simple, greatly
Forming parts precision is improve greatly, it is possible to achieve aluminium alloy silk material large scale, the micro-beam plasma arc of complex structural member increase material system
Make.
Description of the drawings
Fig. 1 is overall structure floor map of the present invention.
Fig. 2 is partial structurtes schematic perspective view of the present invention.
Fig. 3 is partial structurtes schematic side view of the present invention.
Specific embodiment
The present invention is more specifically described in detail with reference to specific embodiment.
Embodiment
As shown in Figures 1 to 3.The invention discloses a kind of aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment, including
Plasma gun 9, guide rail mechanism, plasma gun drive mechanism, central control system 1, molding base station 11；The plasma gun drives
Mechanism carries plasma gun 9 and moves on guide rail mechanism；The molding base station 11 is arranged on a translation mechanism, and translation mechanism is taken
Molding base station 11 is carried in Y direction horizontal reciprocating movement；
The plasma gun drive mechanism includes Z-direction motion controller 6, the motion control of Z axis motion guide rail 7, X-direction
Device processed 13, X-axis motion guide rail 14；
The Z axis motion guide rail 7 is double guide rails, and the both sides of molding base station 11, Z-direction motion controller are stood upright on respectively
6 are arranged on Z axis motion guide rail 7；The Z-direction motion controller 6 and Z axis motion guide rail 7 constitute the Z of plasma gun 9
Direction of principal axis drives；
The X-direction motion controller 13 is arranged on X-axis motion guide rail 14, the two ends difference of X-axis motion guide rail 14
On two Z-direction motion controllers 6；The X-direction motion controller 13 and X-axis motion guide rail 14 are constituted
The X-direction of ion gun 9 drives.
The translation mechanism includes Y-axis motion guide rail 15 and Y direction motion controller 16；The molding base station 11 is installed
On Y-axis motion guide rail 15；Molding base station 11 is driven in Y direction horizontal reciprocating movement by Y direction motion controller 16.
The Y-axis motion guide rail 15 is rectangular flat, and its both sides offers section in concave character type rail groove 151；It is described into
Type base station 11 is a rectangular platform, and it is placed on rectangular flat, and its lower surface is fitted with the upper surface slide of rectangular flat；
The both sides of the rectangular platform are in L-shaped track 111；L-shaped track 111 is embedded in concave character type rail groove 151；
When Y direction motion controller 16 drives molding base station 11, L-shaped track 111 can be in concave character type rail groove 151
Interior motion, and then molding base station 11 is limited in along Y direction horizontal reciprocating movement.
Organ type protective cover 12 is installed on the X-axis motion guide rail 14, for preventing the accumulated inside of X-axis motion guide rail 14
Dust.
The plasma gun 9 includes process unit 8 and the outer wire filler 10 of arc；The process unit 8 connects X-axis
Direction motion controller 13.
The aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment also includes：High voltage protective gas cylinder 2, microplasma
Rifle water cooling unit 3, aluminium alloy silk material wire feeding device 4, wire-feed motor 5；
The high voltage protective gas cylinder 2 is transferred to process unit 8 according to constant pressure output protection gas, shielding gas
It is interior and flow out from plasma gun 9, play a part of protection and compression plasma arc；
The microplasma rifle water cooling unit 3, cold water is transported to inside plasma gun 9 by loop, for cooling etc.
Ion gun 9；
The aluminium alloy silk material wire feeding device 4, for aluminium alloy silk material to be delivered to into the outer wire filler 10 of arc according to special speed
Interior, aluminium alloy silk material wire feeding device 4 be able to can also be fixed on inside driving means with external with driving means are individually placed, for example may be used
Together with the outer modular design of wire filler 10 of arc, but its function is not limited by installation site；
The wire-feed motor 5 is the memory element of aluminium alloy silk material, and aluminium alloy silk material wire feeding device 4 presses setting speed by wire-feed motor
Aluminium alloy silk material in 5 is delivered in the outer wire filler 10 of arc.
The operation method of aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment of the present invention, including following operating procedure；
Plasma gun movement step：
X-direction motion controller 13 and X-axis motion guide rail 14 constitute the X-direction of plasma gun 9 and drive, Z axis side
The Z-direction for constituting plasma gun 9 to motion controller 6 and Z axis motion guide rail 7 drives；By controlling X-direction motion control
Device processed 13 and Z-direction motion controller 6 make plasma gun 9 move back and forth in XZ direction of principal axis；
Molding base station operating procedure：
By controlling Y direction motion controller 16 the L-shaped track 111 of molding base station 11 is made in concave character type rail groove
Motion in 151, and then molding base station 11 is limited in along Y direction horizontal reciprocating movement.
The procedure of processing of part：
Step one：The part process data handled well is imported to into central control system 1；
Step 2：Plasma gun drive mechanism and translation mechanism run, make plasma gun 9 and molding base station 11 run to
Initial position；
Step 3：Process unit 8 works, and makes plasma gun 9 produce micro-beam plasma arc according to predetermined rule, together
When the outer wire filler 10 of arc add aluminium alloy silk material into micro-beam plasma arc according to setting speed；
Step 4：According to set path, the fuse in the plane of molding base station 11 piles up the ground floor of part to plasma gun 9
Cross section；
Step 5：After first layer cross section of part is machined, Z-direction motion controller 6 drives plasma gun 9 to rise
The thickness height of one machined layer；
Step 6：The process of repeat step two to step 5, until forming parts, machine.
As described above, just can preferably realize the present invention.
Embodiments of the present invention are simultaneously not restricted to the described embodiments, other any spirit without departing from the present invention
With the change, modification, replacement made under principle, combine, simplify, should be equivalent substitute mode, be included in the present invention
Within protection domain.
Claims (8)
1. a kind of aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment, including plasma gun (9), guide rail mechanism, plasma
Rifle drive mechanism, central control system (1), molding base station (11)；The plasma gun drive mechanism is carried plasma gun (9) and is existed
Move on guide rail mechanism；It is characterized in that：On a translation mechanism, translation mechanism carries molding to the molding base station (11)
Base station (11) is in Y direction horizontal reciprocating movement；
The plasma gun drive mechanism includes Z-direction motion controller (6), Z axis motion guide rail (7), X-direction motion control
Device (13) processed, X-axis motion guide rail (14)；
The Z axis motion guide rail (7) is double guide rails, and the both sides of molding base station (11), Z-direction motion controller are stood upright on respectively
(6) on Z axis motion guide rail (7)；The Z-direction motion controller (6) and Z axis motion guide rail (7) constitute etc. from
The Z-direction of sub- rifle (9) drives；
The X-direction motion controller (13) on X-axis motion guide rail (14), divide by the two ends of X-axis motion guide rail (14)
An Zhuan not be on two Z-direction motion controllers (6)；The X-direction motion controller (13) and X-axis motion guide rail (14)
The X-direction for constituting plasma gun (9) drives.
2. aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment according to claim 1, it is characterised in that：The translation
Mechanism includes Y-axis motion guide rail (15) and Y direction motion controller (16)；The molding base station (11) is moved installed in Y-axis
On guide rail (15)；Molding base station (11) is driven in Y direction horizontal reciprocating movement by Y direction motion controller (16).
3. aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment according to claim 2, it is characterised in that：The Y-axis
Motion guide rail (15) is rectangular flat, and its both sides offers section in concave character type rail groove (151)；The molding base station (11) is
One rectangular platform, it is placed on rectangular flat, and its lower surface is fitted with the upper surface slide of rectangular flat；The rectangle is put down
The both sides of platform are in L-shaped track (111)；L-shaped track (111) is embedded in concave character type rail groove (151)；
When Y direction motion controller (16) drives molding base station (11), L-shaped track (111) can be in concave character type rail groove
(151) motion in, and then molding base station (11) is limited in along Y direction horizontal reciprocating movement.
4. the aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment according to any one of claims 1 to 3, its feature exists
In：Organ type protective cover (12) is installed on the X-axis motion guide rail (14), for preventing X-axis motion guide rail (14) inner product
Poly- dust.
5. aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment according to claim 4, it is characterised in that：The grade from
Sub- rifle (9) includes process unit (8) and the outer wire filler (10) of arc；Process unit (8) the connection X-direction motion
Controller (13).
6. aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment according to claim 4, it is characterised in that the aluminum is closed
Spun gold material micro-beam plasma arc increasing material manufacturing equipment also includes：High voltage protective gas cylinder (2), microplasma rifle water cooling unit (3), aluminum
Alloy wire wire feeding device (4), wire-feed motor (5)；
According to constant pressure output protection gas, shielding gas is transferred to process unit (8) to the high voltage protective gas cylinder (2)
It is interior and from plasma gun (9) flow out, play a part of protection and compression plasma arc；
The microplasma rifle water cooling unit (3), is transported to plasma gun (9) inside, for cooling etc. by cold water by loop
Ion gun (9)；
The aluminium alloy silk material wire feeding device (4), for aluminium alloy silk material to be delivered to into the outer wire filler (10) of arc according to special speed
It is interior；
The wire-feed motor (5) is the memory element of aluminium alloy silk material, and aluminium alloy silk material wire feeding device (4) is by setting speed by wire-feed motor
(5) the aluminium alloy silk material in is delivered in the outer wire filler (10) of arc.
7. the operation method of aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment any one of claim 1 to 6, its
It is characterised by including plasma gun movement step, molding base station operating procedure；
Plasma gun movement step：X-direction motion controller (13) and X-axis motion guide rail (14) constitute plasma gun (9)
X-direction drive, Z-direction motion controller (6) and Z axis motion guide rail (7) constitute the Z-direction of plasma gun (9)
Drive；By controlling X-direction motion controller (13) and Z-direction motion controller (6) plasma gun (9) is made in XZ axle sides
To reciprocating motion；
Molding base station operating procedure：The L-shaped track of molding base station (11) is made by controlling Y direction motion controller (16)
(111) motion in concave character type rail groove (151), and then molding base station (11) is limited in along Y direction horizontal reciprocating movement.
8. the operation method of aluminium alloy silk material micro-beam plasma arc increasing material manufacturing equipment according to claim 7, its feature exists
In the procedure of processing for also including a part：
Step one：The part process data handled well is imported to into central control system (1)；
Step 2：Plasma gun drive mechanism and translation mechanism run, make plasma gun (9) and molding base station (11) run to
Initial position；
Step 3：Process unit (8) works, and makes plasma gun (9) produce micro-beam plasma arc according to predetermined rule, together
When the outer wire filler (10) of arc add aluminium alloy silk material into micro-beam plasma arc according to setting speed；
Step 4：According to set path, the fuse in molding base station (11) plane piles up the ground floor of part to plasma gun (9)
Cross section；
Step 5：After first layer cross section of part is machined, Z-direction motion controller (6) drives plasma gun (9) to rise
The thickness height of one machined layer；
Step 6：The process of repeat step two to step 5, until forming parts, machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710036247.2A CN106583729A (en) | 2017-01-17 | 2017-01-17 | Microbeam plasma arc additive manufacturing device and method for aluminum alloy wires |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710036247.2A CN106583729A (en) | 2017-01-17 | 2017-01-17 | Microbeam plasma arc additive manufacturing device and method for aluminum alloy wires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106583729A true CN106583729A (en) | 2017-04-26 |
Family
ID=58584928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710036247.2A Pending CN106583729A (en) | 2017-01-17 | 2017-01-17 | Microbeam plasma arc additive manufacturing device and method for aluminum alloy wires |
Country Status (1)
| Country | Link |
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| CN (1) | CN106583729A (en) |
Cited By (4)
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| CN108193161A (en) * | 2017-12-20 | 2018-06-22 | 北京化工大学 | A kind of device prepared suitable for the spraying of large-area planar metal coating |
| CN109175639A (en) * | 2018-10-30 | 2019-01-11 | 首都航天机械有限公司 | A kind of double plasma arc increasing material manufacturing devices of coaxial wire feed |
| CN109277675A (en) * | 2018-10-31 | 2019-01-29 | 南京理工大学 | Increase the high-intensitive TA18 titanium alloy member preparation method of material based on plasma fuse |
| CN110636933A (en) * | 2017-05-19 | 2019-12-31 | 埃森提姆公司 | Three-dimensional printing equipment |
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| CN109175639A (en) * | 2018-10-30 | 2019-01-11 | 首都航天机械有限公司 | A kind of double plasma arc increasing material manufacturing devices of coaxial wire feed |
| CN109277675A (en) * | 2018-10-31 | 2019-01-29 | 南京理工大学 | Increase the high-intensitive TA18 titanium alloy member preparation method of material based on plasma fuse |
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Application publication date: 20170426 |