CN110303222A - A kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices - Google Patents
A kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices Download PDFInfo
- Publication number
- CN110303222A CN110303222A CN201910629062.1A CN201910629062A CN110303222A CN 110303222 A CN110303222 A CN 110303222A CN 201910629062 A CN201910629062 A CN 201910629062A CN 110303222 A CN110303222 A CN 110303222A
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- CN
- China
- Prior art keywords
- wire
- electric conductor
- main body
- tungsten electrode
- feeding pipe
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
- B23K9/133—Means for feeding electrodes, e.g. drums, rolls, motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/24—Features related to electrodes
- B23K9/26—Accessories for electrodes, e.g. ignition tips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
Abstract
The invention belongs to material increasing field, especially a kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices.Include: apparatus main body: to be shelly-shaped, apparatus main body lower part is ceramic nozzle；Wire feed unit: including wire feeder and wire-feeding pipe, welding wire is conveyed by wire-feeding pipe；Tungsten electrode: being multiple, the inside of ceramic nozzle is arranged in multiple tungsten electrodes, and multiple tungsten electrodes are circumferentially uniformly distributed, the tip of multiple tungsten electrodes in same plane X and, and each tungsten electrode and X-plane, at same angle, wire feed unit send welding wire to top at the at most center of tungsten electrode tip place plane by wire-feeding pipe.The device of the invention is circumferentially uniformly distributed using more tungsten electrodes, and each tungsten electrode and X-plane, at same angle, wire-feed motor send welding wire to top at the at most center of tungsten electrode tip place plane by wire-feeding pipe, to generate the effect of coaxial wire feed；More tungsten electrodes work at the same time, and more tungsten electrodes are not required to using hollow structure, and manufacturing process is simple, using convenient.
Description
Technical field
The invention belongs to material increasing field, especially a kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices.
Background technique
Increasing material manufacturing (Additive Manufacturing, AM) technology is commonly called as 3D printing (Three Dimensional
Printing, 3DP) technology, the technological incorporation digital modeling techniques, information technology, Numeric Control Technology, material science and chemistry etc.
All various cutting edge technologies cause, and are a kind of high-tech comprehensive application technologies, while being also known as third time industry leather
Hit the important symbol of Digitized manufacturing.
Electric arc increases material manufacturing technology not only has that deposition efficiency is high, and silk material utilization rate is high, and the whole manufacturing cycle is short, cost
It is low, the size of part is limited less, the advantages that repairing part is easy to, also there is In-situ reaction manufacture and form large-scale part
Ability.Electric arc increasing material manufacturing based on argon tungsten-arc welding since it is suitable for large-size components, and has efficient rapid shaping
Property, and become the hot spot of domestic increasing material manufacturing at present.
Traditional electric arc increasing material manufacturing based on argon tungsten-arc welding, only one tungsten electrode, due to the intrinsic thermal capacity of tungsten electrode
With the limitation of single arc pressure, cause the efficiency on the increasing material based on argon tungsten-arc welding low compared with other increasing material methods, and tradition
Paraxonic wire feeding mode due to using non-coaxial wire feed, when carrying out increasing material manufacturing on the especially some pahtfinder hards of non-rectilinear
When, due to increasing the change in material direction, the relative positional relationship between welding wire and electric arc is affected, and then will affect and increase material amount
Stablize, so needing to invent a kind of coaxial wire feed electric arc increasing material device on this basis.
Application No. is the patents of CN1600491 A to disclose a kind of electrode TIG welding gun, and application No. is CN
103170713 A's discloses a kind of double tungsten electrode Active tungstic acid welding guns.But above-mentioned welding gun is still using paraxonic wire feed, only
It can solve the problem of increasing material low efficiency, can not solve during increasing material, due to increasing the change in material direction, welding wire and electric arc are with respect to position
The problem of setting increasing material unstable quality caused by change.
Application No. is the patents of 106312270 A of CN to disclose a kind of coaxial hollow tungsten electrode TIG weldering welding gun and its user
Method and application, but hollow tungsten electrode front end is easy to happen adhesion during increasing material, and hollow tungsten electrode is caused to be scrapped；And welding gun is hollow
Tungsten electrode be it is integrated, manufacture relatively difficult and trouble, it is difficult to a wide range of to promote.
Summary of the invention
Technical problem solved by the invention is to provide a kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices.
The technical solution for realizing the aim of the invention is as follows:
A kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices, comprising:
Apparatus main body: to be shelly-shaped, apparatus main body lower part is ceramic nozzle；
Wire feed unit: including wire feeder and wire-feeding pipe, welding wire is conveyed by wire-feeding pipe, and welding wire is located in apparatus main body
Axis；
Tungsten electrode: to be multiple, the inside of ceramic nozzle is arranged in multiple tungsten electrodes, and multiple tungsten electrodes are circumferentially uniformly distributed, multiple tungsten
The tip of pole in same plane X and, and each tungsten electrode and X-plane, at same angle, welding wire is passed through wire-feeding pipe by wire feed unit
Top at the center of plane where sending at most tungsten electrode tip.
Further, gas introduction port is equipped in the middle part of described device body outer wall.
Further, apparatus main body top half circular outer wall and apparatus main body top half inner wall form semiclosed sky
Chamber is provided with cooling water pipeline in semiclosed cavity, and cooling water circulates in cooling water pipeline, constitutes cooling cycle water route, dress
It sets and is equipped with cooling water in/out mouth on the upside of body outer wall.
Further, described device main body upper end center is equipped with hole, is equipped with wire feed tube fixing mechanism in hole, passes through wire-feeding pipe
Fixed mechanism fixes wire-feeding pipe.
Further, the wire feed tube fixing mechanism includes the rectangular sheet of wire-feeding pipe upper end, the wire-feeding pipe rectangular sheet
Top pass through the hole of apparatus main body, rectangular sheet is connect by fixing bolt with device body outer wall, so that wire-feeding pipe be fixed.
It further, further include multiple electric conductors, the upper end of the tungsten electrode and the lower end of electric conductor connect, each electric conductor
It is connect by electric conductor secured adjusted mechanism with device body outer wall.
Further, electricity supply cable fastening bolt is fixed on the upper end of electric conductor.
Further, the multiple electric conductor is circumferentially uniformly distributed, and electric conductor is three, respectively the first electric conductor, the
Two electric conductors and third electric conductor, the electric conductor secured adjusted mechanism position and quantity are opposite with the position of electric conductor and quantity
It answers, multiple electric conductor secured adjusteds mechanism is respectively the first conductive secured adjusted mechanism, the second electric conductor secured adjusted mechanism, the
Three electric conductor secured adjusted mechanisms.
Further, electric conductor secured adjusted mechanism include fixed sliding block, hollow lead screw, nut, outside apparatus main body
Wall and bolt；
Vertical through-hole and lateral tapped blind hole are set on the fixed sliding block, and the vertical through-hole and blind hole are T-shaped, institute
It states hollow lead screw inside and outside and is equipped with screw thread, the nut cooperation on the outside of external screw thread and device body outer wall, internal screw thread
Cooperate with bolt thread, to fixed electric conductor, electric conductor height can be adjusted, nut rotates in hollow lead screw, empty
Heart screw rod and fixed sliding block are overall structure, and hollow lead screw drives fixed sliding block close or remote relative to apparatus main body inner wall
From.
Further, multiple tungsten electrodes are identical as plane X angle respectively, and angular range is 50-80 °.
Compared with prior art, the present invention its remarkable advantage is as follows:
(1) more tungsten electrode arc coaxial wire feed increasing material manufacturing devices of the invention, are circumferentially uniformly distributed using more tungsten electrodes, and every
At same angle, angular range is 50 ° to 80 ° for a tungsten electrode and X-plane, and wire-feed motor send welding wire at most tungsten electrode point by wire-feeding pipe
Top at the center of plane where end, to generate the effect of coaxial wire feed.More tungsten electrodes work at the same time, and big electricity can be carried by having
Stream improves the problem of heat input and deposition rate when increasing material, improves and increases material efficiency.In addition, more tungsten electrodes are not required to using hollow knot
Structure, manufacturing process is simple, using convenient.
(2) present invention uses intracavitary water cooling, air cooling structure, increasing material device can be made to obtain in use good cold
But, guarantee the temperature of increasing material device in OK range, continuous increasing material for a long time may be implemented, extend increasing material device uses the longevity
Life improves and increases material efficiency.
(3) more tungsten electrode coaxial wire feed increasing material manufacturing apparatus structures of the invention can be real using electric conductor secured adjusted structure
Existing three electric conductors continuously adjust, and three tungsten electrodes are separately fixed on three electric conductors, to realize continuously adjusting for three tungsten electrodes.It can
Accurately to be adjusted between distance three tungsten electrodes according to the technological requirements, coupled arc can be made more stable, to obtain good
Appearance of weld.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the more tungsten electrode coaxial wire feed increasing material manufacturing devices of the present invention.
Fig. 2 is the schematic top plan view of three tungsten electrodes in the present invention.
Fig. 3 is the schematic diagram of apparatus of the present invention main body upper end and wire-feeding pipe；Wherein figure (a) is bottom view, and figure (b) is left view
Figure.
Fig. 4 is electric conductor secured adjusted structural scheme of mechanism of the present invention.
Description of symbols:
1- apparatus main body, 2- gas introduction port, 3- cooling water in/out mouth, 4- the first electric conductor secured adjusted mechanism, 5-
Two electric conductor secured adjusted mechanisms, 6- third electric conductor secured adjusted mechanism, 7- tungsten electrode, 8- fastening bolt, 9- wire-feeding pipe, 10-
Wire feeder, the first electric conductor of 11-, the second electric conductor of 12-, 13- third electric conductor, 14- ceramic nozzle, the fixed sliding block of 15-,
16- hollow lead screw, 17- nut, 18- device body outer wall, 19- bolt, 20- fixing bolt, 21- rectangular sheet.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings:
As shown in Figure 1, a kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices of the present invention, it includes apparatus main body 1, gas
Body intake 2, cooling water entrance 3, three tungsten electrodes 7, three electric conductors, three electricity supply cable fastening bolts 8, wire-feeding pipe 9, three
Electric conductor secured adjusted mechanism, device cooling water entrance 3 are located at the right side inside apparatus main body 1,1 top half of apparatus main body
The semiclosed cavity that circular outer wall and 1 top half inner wall of apparatus main body are formed is provided with cooling water pipeline in semiclosed cavity,
Cooling water circulates in cooling water pipeline, cooling cycle water route is constituted, with cooling device.
Three tungsten electrodes, 7 upper end is separately fixed at the lower end of three electric conductors, and three electricity supply cable fastening bolts 8 are separately fixed at
The upper end of three electric conductors.Three tungsten electrode tips are in same plane X.
First electric conductor 11 is perpendicular to plane X, and, second electric conductor 12 fixed by the first electric conductor secured adjusted mechanism 4
Perpendicular to plane X, and fixed by the second electric conductor secured adjusted mechanism 5, third electric conductor 13 is perpendicular to plane X, and by third
Electric conductor secured adjusted mechanism 6 is fixed.
As Figure 1 and Figure 4, the first electric conductor secured adjusted mechanism 4 and the second electric conductor secured adjusted mechanism 5 and third
Electric conductor secured adjusted mechanism 6 is identical, hole on fixation sliding block 15 and 19 shape of bolt in the first electric conductor secured adjusted mechanism 4
At electric conductor fixed structure, bolt 19 and the inner ring of hollow lead screw 16 are threadedly engaged, can be to electric conductor to fixed electric conductor 11
11 height are adjusted.There is screw thread in 16 outer ring of hollow lead screw, and nut 17 is rotated in hollow lead screw 16,16 He of hollow lead screw
Fixed sliding block 15 is an entirety, and hollow lead screw 16 drives fixed sliding block 15 close or separate relative to 1 inner wall of apparatus main body,
Sliding block 15 fixed in this way, device body outer wall 18, nut 17, hollow lead screw 16 work in coordination to form the conductive body position of adjusting jointly
Mechanism because the upper end of tungsten electrode and the lower end of electric conductor are fixed, in turn adjust tungsten electrode between relative position.
As shown in Fig. 3-1, Fig. 3-2,1 upper end the center point of apparatus main body has a wire feed hole, and outside connects wire feeder, inside
A wire-feeding pipe 9 is fixed, welding wire is sent from 9 upper end of wire-feeding pipe to 9 lower end of wire-feeding pipe, then reaches three tungsten electrodes, 7 tip institute in the plane
Side, the coupled arc that three tungsten electrodes are collectively formed melts welding wire, to achieve the purpose that coaxial wire feed.9 upper end of wire-feeding pipe is one
Rectangular sheet, fixing bolt 20, rectangular sheet 21 and the hole on apparatus main body 1 form wire feed tube fixing mechanism.
As shown in Figure 1 and Figure 2, three tungsten electrode vertical directions project between any two 120 ° each other, and three tungsten electrode tips place is same flat
In the X of face, three tungsten electrodes are identical as plane X angle respectively, and angular range is 50-80 °.
For the welding for realizing high-effect high-quality using above-mentioned more tungsten electrode coaxial wire feed increasing material manufacturing devices, the dress is given below
The application method set.
A kind of application method of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices, steps are as follows；
1, cleaning work is carried out before increasing material manufacturing, checks whether equipment is abnormal, avoids increasing material as caused by operating reason
Manufacturing quality is bad；
2, adjust the posture of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices, then wire feeder 8 by welding wire from
9 upper end of wire-feeding pipe is sent to 9 lower end of wire-feeding pipe, plane top where then reaching three 7 tips of tungsten electrode；
3, protection air valve is opened, throughput is adjusted, protection gas is entered inside device by gas introducing hole 2, and from pottery
It is sprayed in porcelain nozzle 14, forms gas atmosphere.The protection gas of 1s to 2s conveying in advance is needed when it should be noted that increasing material,
To the air in emptier.Water tank is opened, cooling water is from device cooling water inlet into going out from device cooling water outlet, shape
At cooling system.
4, welding condition is set, is powered on, the starting the arc between three tungsten electrodes, 7 center and workpiece forms molten bath, into
Row increasing material manufacturing.Increasing material manufacturing terminates, and successively blow-out, stopping wire feed, disconnection protection gas, close power supply, cleaning.
Claims (10)
1. a kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices characterized by comprising
Apparatus main body (1): to be shelly-shaped, apparatus main body (1) lower part is ceramic nozzle (14)；
Wire feed unit: including wire feeder (10) and wire-feeding pipe (9), welding wire is conveyed by wire-feeding pipe (9), and welding wire is located at device master
The central axes of body (1)；
Tungsten electrode (7): to be multiple, in the inside of ceramic nozzle (14), multiple tungsten electrodes (7) are circumferentially uniformly distributed for multiple tungsten electrode settings,
The tip of multiple tungsten electrodes (7) in same plane X and, and each tungsten electrode and X-plane, at same angle, wire feed unit leads to welding wire
Cross top at the center of plane where wire-feeding pipe (9) send at most tungsten electrode (7) tip.
2. the apparatus according to claim 1, which is characterized in that be equipped with gas in the middle part of described device main body (1) outer wall and introduce
Mouth (2).
3. the apparatus according to claim 1, which is characterized in that apparatus main body (1) top half circular outer wall and device master
Body (1) top half inner wall forms semiclosed cavity, cooling water pipeline is provided in semiclosed cavity, cooling water is in cooling water pipe
It circulates in road, constitutes cooling cycle water route, be equipped with cooling water in/out mouth (3) on the upside of apparatus main body (1) outer wall.
4. the apparatus according to claim 1, which is characterized in that described device main body (1) upper end center is equipped with hole, sets in hole
There is wire feed tube fixing mechanism, it is by wire feed tube fixing mechanism that wire-feeding pipe (9) are fixed.
5. device according to claim 4, which is characterized in that the wire feed tube fixing mechanism includes wire-feeding pipe (9) upper end
The rectangular sheet (21) in portion, the top of wire-feeding pipe (9) rectangular sheet (21) pass through the hole of apparatus main body (1), and rectangular sheet (21) is logical
It crosses fixing bolt (20) to connect with apparatus main body (1) outer wall, so that wire-feeding pipe (9) are fixed.
6. the apparatus according to claim 1, which is characterized in that further include multiple electric conductors, the upper end of the tungsten electrode (7) with
The lower end of electric conductor connects, and each electric conductor is connect by electric conductor secured adjusted mechanism with apparatus main body (1) outer wall.
7. device according to claim 6, which is characterized in that electricity supply cable fastening bolt is fixed on the upper end of electric conductor.
8. device according to claim 6, which is characterized in that the multiple electric conductor is circumferentially uniformly distributed, and electric conductor is
Three, respectively the first electric conductor (11), the second electric conductor (12) and third electric conductor (13), the electric conductor secured adjusted machine
Structure position and quantity are corresponding with the position of electric conductor and quantity, and multiple electric conductor secured adjusteds mechanism is respectively first conductive solid
Determine regulating mechanism (4), the second electric conductor secured adjusted mechanism (5), third electric conductor secured adjusted mechanism (6).
9. device according to claim 6, which is characterized in that electric conductor secured adjusted mechanism includes fixed sliding block
(15), hollow lead screw (16), nut (17), device body outer wall (18) and bolt (19)；
Vertical through-hole and lateral tapped blind hole are set on the fixed sliding block (15), and the vertical through-hole and blind hole are T-shaped, institute
It states hollow lead screw (16) inside and outside and is equipped with screw thread, the nut on the outside of external screw thread and device body outer wall (18) cooperates, interior
The screw thread in portion is threadedly engaged with bolt (19), to fixed electric conductor, electric conductor height can be adjusted, nut (17) is in sky
Heart screw rod rotates on (16), and hollow lead screw (16) and fixed sliding block (15) are overall structure, and hollow lead screw (16) drives fixed slide
Block (15) is close or separate relative to apparatus main body inner wall.
10. the apparatus according to claim 1, which is characterized in that multiple tungsten electrodes (7) are identical as plane X angle respectively,
Angular range is 50-80 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910629062.1A CN110303222A (en) | 2019-07-12 | 2019-07-12 | A kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910629062.1A CN110303222A (en) | 2019-07-12 | 2019-07-12 | A kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110303222A true CN110303222A (en) | 2019-10-08 |
Family
ID=68080115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910629062.1A Pending CN110303222A (en) | 2019-07-12 | 2019-07-12 | A kind of more tungsten electrode arc coaxial wire feed increasing material manufacturing devices |
Country Status (1)
| Country | Link |
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| CN (1) | CN110303222A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110961625A (en) * | 2019-11-15 | 2020-04-07 | 山东大学 | Novel molten metal 3D printing device and method based on arc heat source |
| WO2022007314A1 (en) * | 2020-07-10 | 2022-01-13 | 江苏亨通海洋光网***有限公司 | Multi-gun automatic welding and repair welding device for armored copper tube in optical cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1600491A (en) * | 2004-10-22 | 2005-03-30 | 哈尔滨工业大学 | Dual tungsten electrodes welding torch in use for argon are welding |
| CN103170713A (en) * | 2013-04-10 | 2013-06-26 | 兰州理工大学 | Welding gun with double tungsten electrodes for activating flux TIG (tungsten inert gas) welding |
| CN107414263A (en) * | 2017-09-11 | 2017-12-01 | 江苏阿斯美特精工科技有限公司 | A kind of three tungsten electrode heating wire TIG welding guns |
| US20180009052A1 (en) * | 2016-07-08 | 2018-01-11 | Norsk Titanium As | Contact tip contact arrangement for metal welding |
| 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 |
| CN109365965A (en) * | 2018-11-23 | 2019-02-22 | 哈尔滨工程大学 | The Welding Molten Drop interim process control equipment and control method coordinated based on the double tungsten electrodes of superaudio pulse |
| CN109570697A (en) * | 2019-01-16 | 2019-04-05 | 三峡大学 | A kind of novel welding apparatus and manufacturing process that annular electrode-MIG is compound |
-
2019
- 2019-07-12 CN CN201910629062.1A patent/CN110303222A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1600491A (en) * | 2004-10-22 | 2005-03-30 | 哈尔滨工业大学 | Dual tungsten electrodes welding torch in use for argon are welding |
| CN103170713A (en) * | 2013-04-10 | 2013-06-26 | 兰州理工大学 | Welding gun with double tungsten electrodes for activating flux TIG (tungsten inert gas) welding |
| US20180009052A1 (en) * | 2016-07-08 | 2018-01-11 | Norsk Titanium As | Contact tip contact arrangement for metal welding |
| CN107414263A (en) * | 2017-09-11 | 2017-12-01 | 江苏阿斯美特精工科技有限公司 | A kind of three tungsten electrode heating wire TIG welding guns |
| 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 |
| CN109365965A (en) * | 2018-11-23 | 2019-02-22 | 哈尔滨工程大学 | The Welding Molten Drop interim process control equipment and control method coordinated based on the double tungsten electrodes of superaudio pulse |
| CN109570697A (en) * | 2019-01-16 | 2019-04-05 | 三峡大学 | A kind of novel welding apparatus and manufacturing process that annular electrode-MIG is compound |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110961625A (en) * | 2019-11-15 | 2020-04-07 | 山东大学 | Novel molten metal 3D printing device and method based on arc heat source |
| WO2022007314A1 (en) * | 2020-07-10 | 2022-01-13 | 江苏亨通海洋光网***有限公司 | Multi-gun automatic welding and repair welding device for armored copper tube in optical cable |
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