CN116673571A - Device and method for magnesium-aluminum dissimilar metal arc material increase - Google Patents
Device and method for magnesium-aluminum dissimilar metal arc material increase Download PDFInfo
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- CN116673571A CN116673571A CN202310691894.2A CN202310691894A CN116673571A CN 116673571 A CN116673571 A CN 116673571A CN 202310691894 A CN202310691894 A CN 202310691894A CN 116673571 A CN116673571 A CN 116673571A
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- 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
- B23K9/04—Welding for other purposes than joining, e.g. built-up welding
-
- 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
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- 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
- B23K9/235—Preliminary treatment
-
- 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
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/10—Aluminium or alloys thereof
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/15—Magnesium or alloys thereof
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses a device and a method for arc material increase of magnesium-aluminum dissimilar metals, and belongs to the field of arc material increase. The welding wire feeding device comprises a TIG welding gun and a MIG welding gun which are matched with each other, wherein three wire feeding mechanisms are arranged at the end part of the MIG welding gun, and welding wires in the three wire feeding mechanisms are sequentially arranged between the TIG welding gun and the MIG welding gun. When the welding wire welding device is used, welding wires close to the TIG welding gun and the MIG welding gun are connected to a welding power supply, and the middle welding wire is not connected to the welding power supply; the MIG welding gun adopts direct current reverse connection, and the TIG welding gun adopts direct current forward connection. And adjusting the positions of the TIG welding gun and the MIG welding gun to enable the aluminum alloy welding bead to be positioned on the aluminum substrate, the magnesium alloy welding bead to be positioned on the magnesium substrate, and the zinc alloy welding bead to be positioned between the aluminum alloy welding bead and the magnesium alloy welding bead and to be positioned on the magnesium substrate. The welding device can finish welding of the magnesium-aluminum dissimilar metal joint at one time, and has high welding efficiency; can avoid the generation of intermetallic compounds between magnesium and aluminum, inhibit the formation of hump weld beads and improve the forming quality.
Description
Technical Field
The invention relates to the technical field of arc material increase, in particular to a device and a method for arc material increase of magnesium-aluminum dissimilar metals.
Background
The light materials such as magnesium alloy and aluminum alloy can reduce the consumption of energy sources, and are widely applied in the fields of aerospace, transportation and the like. The magnesium alloy is the lightest metal engineering structural material in the world at present, and has high specific strength and specific rigidity, good electromagnetic shielding performance and good damping and vibration reduction effects. The aluminum alloy is also used as a lighter metal material, and has the advantages of small density, high specific strength, high specific stiffness and the like, and meanwhile, the aluminum alloy has good creep resistance, excellent heat and electricity conducting performance and strong corrosion resistance. The magnesium alloy and the aluminum alloy are connected, so that the respective advantages of the magnesium alloy and the aluminum alloy can be simultaneously exerted, and the magnesium alloy and the aluminum alloy are applied to occasions with special requirements.
The arc additive is used as an additive manufacturing technology with higher degree of freedom and higher deposition efficiency, and can be used for additive manufacturing of magnesium-aluminum alloy. The welding of the magnesium aluminum dissimilar metals has the following difficulties:
(1) Because of a plurality of differences in physical and chemical properties of the two alloys, a plurality of defects exist in the middle of the two alloys during welding of the dissimilar metals of the magnesium and the aluminum, so that the mechanical properties of the welded joint are poor, and the existing application requirements are difficult to meet;
(2) The solubility of the magnesium and aluminum in the liquid state is small, and the magnesium is in a close-packed hexagonal structure and the aluminum is in a face-centered cubic structure due to different lattice types of the magnesium and the aluminum, so that the magnesium and the aluminum are not easy to combine;
(3) The chemical properties of magnesium and aluminum are active, and the magnesium and aluminum are easy to react with oxygen to form magnesium oxide and aluminum oxide, so that metal connection is affected, meanwhile, intermetallic compounds such as Mg2Al3, mg17Al12 and the like are formed in a welding seam area when dissimilar metals of magnesium and aluminum are welded, and the strength of a welded joint is reduced;
(4) The linear expansion coefficients of the two metals are large, welding residual stress can be generated, defects such as welding deformation and cracking are caused, the protective gas is difficult to escape in time in the welding process due to the high heat conductivity, and air holes are formed in the welding joint;
these factors all bring a lot of resistance to the welding of magnesium-aluminum dissimilar metals, and the defects at the welded joint become the main problems to be solved at present.
Disclosure of Invention
The invention provides a device and a method for arc material increase of magnesium-aluminum dissimilar metals in order to effectively connect two metals. According to the invention, a zinc interlayer is added between magnesium and aluminum by an arc material-increasing method to serve as an intermediate layer, so that Mg is prevented from being formed by fusion of two metals of magnesium and aluminum 2 Al 3 And Mg (magnesium) 17 Al 12 And intermetallic compounds are added, so that two metals of magnesium and aluminum are effectively connected, and the mechanical property of the welded joint is improved.
The invention adopts the following technical scheme: the utility model provides a device for magnesium aluminum dissimilar metal electric arc material adding, includes TIG welder and MIG welder that mutually support and use, MIG welder tip has three wire feed mechanism, and the welding wire in the three wire feed mechanism is arranged in proper order between TIG welder and MIG welder.
It is further: a first sliding sleeve is arranged on the TIG welding gun in a sliding manner; the first sliding sleeve is fixedly connected with an arc-shaped guide rail; a second sliding sleeve is arranged on the arc-shaped guide rail in a sliding manner; and the MIG welding gun is rotatably arranged on the second sliding sleeve.
The first sliding sleeve is provided with a first positioning screw used for positioning the first sliding sleeve on the TIG welding gun; and a second positioning screw used for positioning the second sliding sleeve on the arc-shaped guide rail is arranged on the second sliding sleeve, and a third positioning screw used for positioning the MIG welding gun on the second sliding sleeve is also arranged on the second sliding sleeve.
Welding wires in the three wire feeding mechanisms are distributed in a regular triangle; welding wires close to the TIG welding gun and welding wires close to the MIG welding gun are connected to a welding power supply, and the middle welding wire is not connected to the welding power supply; the MIG welding gun adopts direct current reverse connection, and the TIG welding gun adopts direct current forward connection.
The welding wires in the three wire feeding mechanisms are respectively an aluminum alloy welding wire, a magnesium alloy welding wire and a zinc alloy welding wire;
during welding, welding end faces of the aluminum substrate and the magnesium substrate are in butt joint, the aluminum alloy welding wire is located on the aluminum substrate, the magnesium alloy welding wire is located on the magnesium substrate, and the zinc alloy welding wire is located between the aluminum alloy welding wire and the magnesium alloy welding wire and is located on the magnesium substrate.
A method for arc additive of magnesium aluminum dissimilar metals, comprising the steps of:
step S1, correspondingly mounting a magnesium alloy welding wire, an aluminum alloy welding wire and a zinc alloy welding wire to three wire feeding mechanisms respectively;
s2, preprocessing an aluminum substrate and a magnesium substrate, and splicing the welding ends of the aluminum substrate and the magnesium substrate together;
s3, adjusting the positions of a TIG welding gun and a MIG welding gun to enable an aluminum alloy welding bead after welding to be located on an aluminum base plate, a magnesium alloy welding bead to be located on a magnesium base plate, and a zinc alloy welding bead to be located between the aluminum alloy welding bead and the magnesium alloy welding bead and located on the magnesium base plate;
and S4, controlling the TIG welding gun and the MIG welding gun to move along the welding seam to finish the operation of material adding magnesium zinc aluminum.
It is further: in the step S2, the pretreatment of the aluminum substrate and the magnesium substrate includes: removing oxide films on the aluminum substrate and the magnesium substrate by using a chemical reagent, splicing the aluminum substrate and the magnesium substrate together, and then cleaning the surfaces of the aluminum substrate and the magnesium substrate by using acetone.
The invention has the beneficial effects that:
(1) The device has simple structure and convenient operation, and the device and the method can finish the welding of the magnesium-aluminum dissimilar metal joint at one time, and have high welding efficiency;
(2) By adding a zinc interlayer between magnesium and aluminum, the direct contact of magnesium and aluminum can be avoided, thereby avoiding the generation of intermetallic compounds between magnesium and aluminum, and obviously improving the performance of the welded joint;
(3) The melting points of zinc, magnesium and aluminum have larger difference, and the heat input environment at the joint can be improved by adopting compound welding, meanwhile, the hump weld bead is restrained from being formed, and the forming quality is improved;
(4) The direct current reverse connection of the MIG welding gun can remove cathode spots around the welding line and remove the influence caused by surface oxides.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an apparatus for arc addition of magnesium-aluminum dissimilar metals according to a first embodiment of the present invention.
FIG. 2 is a schematic diagram of a welding wire distribution in accordance with a first embodiment of the present invention.
Fig. 3 is a schematic operation diagram of a method for arc additive of magnesium-aluminum dissimilar metals according to a second embodiment of the invention.
Reference numerals illustrate: 1. TIG welding gun; 2.MIG welding gun; 3. a wire feeding mechanism; 4. a first sliding sleeve; 5. an arc-shaped guide rail; 6. the second sliding sleeve; 7. a first positioning screw; 8. a second set screw; 9. a third positioning screw; 10. an aluminum substrate; 11. a magnesium substrate; 12. an aluminum alloy weld bead; 13. a zinc alloy welding bead; 14. and (5) a magnesium alloy welding bead.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1 and 2, a device for arc additive of dissimilar metals of magnesium and aluminum comprises a TIG welding gun 1 and a MIG welding gun 2 which are matched with each other. The end of the MIG welding gun 2 is provided with three independent wire feeding mechanisms 3, and welding wires in the three wire feeding mechanisms 3 are sequentially arranged between the TIG welding gun 1 and the MIG welding gun 2.
The TIG welding gun 1 and the MIG welding gun 2 are connected through an adjustable structure, so that the synchronization of the TIG welding gun 1 and the MIG welding gun 2 can be ensured while the relative positions of the TIG welding gun 1 and the MIG welding gun 2 are adjustable. Specific: the TIG welding gun 1 is provided with a first sliding sleeve 4 in a sliding manner, and the first sliding sleeve 4 is provided with a first positioning screw 7 for positioning the first sliding sleeve 4 on the TIG welding gun 1. The first sliding sleeve 4 is fixedly connected with an arc-shaped guide rail 5, a second sliding sleeve 6 is slidably arranged on the arc-shaped guide rail 5, and a second positioning screw 8 for positioning the second sliding sleeve 6 on the arc-shaped guide rail 5 is arranged on the second sliding sleeve 6. The MIG welding gun 2 is rotatably mounted on the second slide sleeve 6, and a third positioning screw 9 for positioning the MIG welding gun 2 on the second slide sleeve 6 is mounted on the second slide sleeve 6. The MIG welding gun 2 can slide by means of the arc-shaped guide rail 5, so that the wire feeding angle of the welding wire can be adjusted, the welding wire can also be obliquely rotated, the distance between the welding wire and the tungsten electrode of the TIG welding gun 1 is changed, and the height of the welding wire can be adjusted by means of the up-and-down sliding of the TIG welding gun 1 and the arc-shaped guide rail 5.
In combination with fig. 2, the welding wires in the three wire feeding mechanisms 3 in this embodiment are distributed in a regular triangle, and can be positioned by using a guide block with three holes. Each wire is independently controlled by a wire feeding mechanism 3 and can be fed independently. Welding wires close to the TIG welding gun 1 and welding wires close to the MIG welding gun 2 are connected to a welding power supply; the middle welding wire is not connected into a welding power supply and is only used for feeding wires.
In the present embodiment, the welding wires in the three wire feeding mechanisms 3 are an aluminum alloy welding wire, a magnesium alloy welding wire, and a zinc alloy welding wire, respectively. During operation, the MIG welding gun 2 adopts direct current reverse connection, the TIG welding gun 1 adopts direct current forward connection, the welding end faces of the aluminum substrate 10 and the magnesium substrate 11 are in butt joint, the aluminum alloy welding wire is positioned on the aluminum substrate 10, the magnesium alloy welding wire is positioned on the magnesium substrate 11, and the zinc alloy welding wire is positioned between the aluminum alloy welding wire and the magnesium alloy welding wire and is positioned on the magnesium substrate 11. During welding, the zinc alloy welding wire is far away from the TIG welding gun 1 relative to the magnesium alloy welding wire in the welding moving direction.
Example two
Referring to fig. 3, in accordance with the first embodiment, a method for arc additive of magnesium-aluminum dissimilar metals includes the following steps:
step S1, selecting a magnesium alloy welding wire, an aluminum alloy welding wire and a zinc alloy welding wire which are suitable for additive adding, and correspondingly mounting the magnesium alloy welding wire, the aluminum alloy welding wire and the zinc alloy welding wire to three wire feeding mechanisms 3 respectively;
step S2, removing oxide films on the aluminum substrate 10 and the magnesium substrate 11 by using a chemical reagent, splicing the welding ends of the aluminum substrate 10 and the magnesium substrate 11 together, and then cleaning the surfaces of the aluminum substrate 10 and the magnesium substrate 11 by using acetone;
step S3, adjusting the positions of the TIG welding gun 1 and the MIG welding gun 2 so that the welded aluminum alloy welding beads 12 are positioned on the aluminum base plate 10, the magnesium alloy welding beads 14 are positioned on the magnesium base plate 11, and the zinc alloy welding beads 13 are positioned between the aluminum alloy welding beads 12 and the magnesium alloy welding beads 14 and are positioned on the magnesium base plate 11;
and S4, controlling the TIG welding gun 1 and the MIG welding gun 2 to move along the welding seam to finish the material adding magnesium zinc aluminum operation.
According to the invention, three metals of magnesium, zinc and aluminum are added on the substrate simultaneously by adopting TIG-MIG composite welding, and direct contact between the two metals of magnesium and aluminum is prevented by means of zinc element in the welding process, so that the formation of brittle intermetallic compounds of magnesium and aluminum is avoided, and the strength of a welded joint of dissimilar metals of magnesium and aluminum is improved. The invention improves the welding efficiency of the magnesium-aluminum dissimilar metal and ensures the quality of the welding joint, thereby having certain production and application values.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (7)
1. A device for magnesium aluminum dissimilar metal electric arc material adding, its characterized in that: the welding wire feeding device comprises a TIG welding gun (1) and a MIG welding gun (2) which are matched with each other, wherein three wire feeding mechanisms (3) are arranged at the end part of the MIG welding gun (2), and welding wires in the three wire feeding mechanisms (3) are sequentially arranged between the TIG welding gun (1) and the MIG welding gun (2).
2. The apparatus for arc charging of magnesium aluminum dissimilar metals of claim 1, wherein: a first sliding sleeve (4) is arranged on the TIG welding gun (1) in a sliding manner; the first sliding sleeve (4) is fixedly connected with an arc-shaped guide rail (5); a second sliding sleeve (6) is arranged on the arc-shaped guide rail (5) in a sliding manner; the MIG welding gun (2) is rotatably arranged on the second sliding sleeve (6).
3. A device for arc addition of magnesium aluminum dissimilar metals according to claim 2, wherein: the first sliding sleeve (4) is provided with a first positioning screw (7) for positioning the first sliding sleeve (4) on the TIG welding gun (1); the second sliding sleeve (6) is provided with a second positioning screw (8) for positioning the second sliding sleeve (6) on the arc-shaped guide rail (5), and the second sliding sleeve (6) is also provided with a third positioning screw (9) for positioning the MIG welding gun (2) on the second sliding sleeve (6).
4. The apparatus for arc charging of magnesium aluminum dissimilar metals of claim 1, wherein: welding wires in the three wire feeding mechanisms (3) are distributed in a regular triangle; welding wires close to the TIG welding gun (1) and welding wires close to the MIG welding gun (2) are connected to a welding power supply, and the middle welding wire is not connected to the welding power supply; the MIG welding gun (2) adopts direct current reverse connection, and the TIG welding gun (1) adopts direct current forward connection.
5. The apparatus for arc charging of magnesium aluminum dissimilar metals of claim 4, wherein: the welding wires in the three wire feeding mechanisms (3) are respectively an aluminum alloy welding wire, a magnesium alloy welding wire and a zinc alloy welding wire;
during welding, welding end faces of the aluminum substrate (10) and the magnesium-based substrate (11) are in butt joint, an aluminum alloy welding wire is located on the aluminum substrate (10), a magnesium alloy welding wire is located on the magnesium substrate (11), and a zinc alloy welding wire is located between the aluminum alloy welding wire and the magnesium alloy welding wire and is located on the magnesium substrate (11).
6. A method for arc-adding dissimilar metals to magnesium and aluminum, using an apparatus for arc-adding dissimilar metals to magnesium and aluminum as claimed in any one of claims 1 to 5, comprising the steps of:
step S1, correspondingly mounting a magnesium alloy welding wire, an aluminum alloy welding wire and a zinc alloy welding wire to three wire feeding mechanisms (3) respectively;
s2, preprocessing an aluminum substrate (10) and a magnesium-based board (11), and splicing the welding ends of the aluminum substrate (10) and the magnesium-based board (11) together;
s3, adjusting the positions of a TIG welding gun (1) and a MIG welding gun (2) to enable an aluminum alloy welding bead (12) after welding to be located on an aluminum base plate (10), a magnesium alloy welding bead (14) to be located on a magnesium base plate (11), and a zinc alloy welding bead (13) to be located between the aluminum alloy welding bead (12) and the magnesium alloy welding bead (14) and located on the magnesium base plate (11);
and S4, controlling the TIG welding gun (1) and the MIG welding gun (2) to move along the welding seam to finish the material adding magnesium zinc aluminum operation.
7. A method for arc addition of magnesium aluminum dissimilar metals according to claim 6, wherein: in the step S2, the pretreatment of the aluminum substrate (10) and the magnesium substrate (11) comprises: removing oxide films on the aluminum substrate (10) and the magnesium substrate (11) by using a chemical reagent, splicing the aluminum substrate (10) and the magnesium substrate (11) together, and then cleaning the surfaces of the aluminum substrate (10) and the magnesium substrate (11) by using acetone.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310691894.2A CN116673571A (en) | 2023-06-12 | 2023-06-12 | Device and method for magnesium-aluminum dissimilar metal arc material increase |
| PCT/CN2023/100956 WO2024254890A1 (en) | 2023-06-12 | 2023-06-19 | Device and method for wire arc additive manufacturing of magnesium and aluminum dissimilar metals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310691894.2A CN116673571A (en) | 2023-06-12 | 2023-06-12 | Device and method for magnesium-aluminum dissimilar metal arc material increase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116673571A true CN116673571A (en) | 2023-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310691894.2A Pending CN116673571A (en) | 2023-06-12 | 2023-06-12 | Device and method for magnesium-aluminum dissimilar metal arc material increase |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN116673571A (en) |
| WO (1) | WO2024254890A1 (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4436084A1 (en) * | 1994-10-10 | 1996-02-15 | Daimler Benz Ag | Seam welding |
| JP3794400B2 (en) * | 2003-07-24 | 2006-07-05 | 株式会社神戸製鋼所 | Aluminum welded structure |
| CN102500873A (en) * | 2011-11-07 | 2012-06-20 | 兰州理工大学 | Electric arc welding method capable of controlling heat input |
| CN103978288B (en) * | 2014-04-30 | 2016-05-25 | 太原理工大学 | A kind of method of the TIG-MIG welding of connecting |
| CN105215516B (en) * | 2015-11-05 | 2017-11-03 | 哈尔滨工业大学 | A kind of aluminum alloy TIG replaces complex welding method with MIG |
| CN105458470A (en) * | 2016-01-04 | 2016-04-06 | 江苏科技大学 | Material increase manufacturing method for titanium alloy shape part by using double-arc hybrid heat source |
| CN107584195B (en) * | 2017-10-24 | 2019-10-01 | 沈阳理工大学 | Alternating electric arc fuse argon tungsten-arc welding system and method for aluminum alloy piping welding |
| CN115041787B (en) * | 2022-06-16 | 2024-02-20 | 盐城工学院 | Additive device and method for oblique coupling of TIG arc and twin-wire melting electrode arc |
-
2023
- 2023-06-12 CN CN202310691894.2A patent/CN116673571A/en active Pending
- 2023-06-19 WO PCT/CN2023/100956 patent/WO2024254890A1/en unknown
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| WO2024254890A1 (en) | 2024-12-19 |
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