CN113857720A - Preparation method of 5356 aluminum alloy welding wire - Google Patents
Preparation method of 5356 aluminum alloy welding wire Download PDFInfo
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- CN113857720A CN113857720A CN202111140007.XA CN202111140007A CN113857720A CN 113857720 A CN113857720 A CN 113857720A CN 202111140007 A CN202111140007 A CN 202111140007A CN 113857720 A CN113857720 A CN 113857720A
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- welding wire
- aluminum alloy
- alloy welding
- scraping
- wire
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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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
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- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses a preparation method of a 5356 aluminum alloy welding wire, belonging to the technical field of aluminum welding wire production, and comprising the following steps of S1: removing oxide skin on the surface to obtain a welding wire with the diameter of 2.40 mm; s2, drawing for the first time: drawing the aluminum alloy welding wire by using a water tank drawing machine to obtain a welding wire with the diameter of 1.370 mm; s3, fine scraping: removing the surface hardening cracking layer, and performing full circle polishing to obtain a welding wire with the diameter of 1.280 mm; s4, shaping and drawing: drawing the aluminum alloy welding wire into a welding wire with the product specification of phi 1.185 mm; s5, cleaning: polishing to remove oil stains and aluminum powder on the surface, and then rinsing and cleaning by ultrasonic waves and hot water; s6, drying: and drying the aluminum alloy welding wire by adopting hot air drying. The process of scraping and pulling firstly is adopted, so that the scraping operability and the production efficiency can be improved, the surface quality of finished wires is improved, and oxide skin after annealing is prevented from being brought into a wire drawing machine.
Description
Technical Field
The invention relates to the technical field of aluminum welding wire production, in particular to a preparation method of a 5356 aluminum alloy welding wire.
Background
Along with the large application of aluminum alloy and high-efficiency automatic welding technology to high-end military and civil light-weight equipment, the requirements on the quality and performance of aluminum alloy welding materials are higher and higher. The performance and quality of the aluminum alloy welding wire depend on the smelting and purifying technology of the aluminum alloy melt, and also depend on the forming processing and surface treatment process of the aluminum alloy welding wire. In the early processing, a continuous drawing process is adopted, so that the internal structure of the material is different from the tensile strength of the material which is obtained by adopting a rolling process; the subsequent surface treatment technology adopts a sizing die, so that a layer of oxide film formed on the surface of the welding wire in the water tank drawing process and oxide skin, burrs, oil stains and defects formed in the previous working procedure processing processes are pressed into the welding wire by the sizing die, and the surface quality and the performance of the welding wire are influenced.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a preparation method of a 5356 aluminum alloy welding wire.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a preparation method of a 5356 aluminum alloy welding wire, which comprises the following steps:
s1, rough scraping: removing oxide skin on the surface to obtain a welding wire with the diameter of 2.40 mm;
s2, drawing for the first time: drawing the aluminum alloy welding wire by using a water tank drawing machine to obtain a welding wire with the diameter of 1.370 mm;
s3, fine scraping: removing the surface hardening cracking layer, and performing full circle polishing to obtain a welding wire with the diameter of 1.280 mm;
s4, shaping and drawing: drawing the aluminum alloy welding wire into a welding wire with the product specification of phi 1.185 mm;
s5, cleaning: polishing to remove oil stains and aluminum powder on the surface, and then rinsing and cleaning by ultrasonic waves and hot water;
s6, drying: and drying the aluminum alloy welding wire by adopting hot air drying.
The scraping mold frame of the scraping machine in the S1 preferably adopts a universal mechanism, so that the centering property of the mold is conveniently adjusted, and the diameter of each scraping is reduced by 0.03mm through three times of scraping.
The preferable technical scheme of the invention is that the drawing is carried out in seven passes in S2, the total compression ratio is 60-70%, and the compression ratio of each pass is 14-16%.
The preferable technical scheme of the invention is that the drawing is performed once in S4, and the drawing compression ratio is 15-17%.
The invention has the preferable technical scheme that in the step S5, the surface of the aluminum wire is coated by the moving cotton belt for polishing, the cotton belt is always in contact with the wire, the polishing is comprehensive and uniform, and the winding mode effectively avoids secondary pollution of the aluminum wire.
The invention has the preferable technical scheme that a gas-water gas cleaning device is adopted for ultrasonic cleaning in S5 and is circulated through a 1.5kw corrosion-resistant submerged pump; the hot water washing adopts a hot water washing tank, a main tank body is made of a stainless steel plate, a high-temperature resistant pipeline pump circulates, and a pipe type reverse washing mode is adopted.
The invention preferably adopts the technical scheme that the water tank wire drawing machine in S2 adopts stepped multi-mode drawing and oil-immersed lubrication.
The preferable technical scheme of the invention is that the S2 further comprises an oil pool temperature control system, the heating adopts electric heating, and the cooling adopts radiator circulation cooling.
The preferable technical scheme of the invention is that the S2 further comprises a circulating oil purification system which can remove fine aluminum powder in the wire drawing oil and carbon black generated at high temperature in the drawing process.
The invention preferably has the technical scheme that the filtering precision is 5 mu m.
The invention has the beneficial effects that:
according to the preparation method of the 5356 aluminum alloy welding wire, provided by the invention, a process of scraping first and then drawing is adopted, so that the scraping operability and the production efficiency can be improved, the surface quality of finished wires is improved, and oxide skin after annealing is prevented from being brought into a wire drawing machine. The scraping die carrier of the scraping machine adopts a universal mechanism, so that the centering performance of the die is conveniently adjusted, and the phenomena of incomplete scraping and partial scraping generated in the scraping process are effectively solved. The water tank wire drawing machine adopts tower-wheel type multi-mode drawing, oil-immersed lubrication, oil-purifying injection at a die orifice, sufficient lubrication and capability of flushing the die orifice. The oil pool temperature control system adopts electric heating for heating, adopts a radiator for circulating cooling for cooling, improves the lubricating property of the wire drawing oil, and effectively prolongs the service life of the die. And scraping the finished product, effectively removing the hardened cracking layer on the surface of the welding wire, and performing full circle polishing. And (4) pre-cleaning the cotton belt in a wrapping mode to remove oil stains and aluminum powder on the surface. Ultrasonic and hot water rinsing can further achieve the effect of cleaning the surface. And the last cotton belt coating can better avoid the surface scratch of the welding wire and improve the wire feeding performance of the welding wire, thereby obtaining the aluminum alloy welding wire with bright color and uniform surface.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments.
The invention provides a preparation method of a 5356 aluminum alloy welding wire, which comprises the following steps:
s1, rough scraping: the scale on the surface is removed, a universal mechanism is adopted by a scraping die frame of the scraping machine, and positioning sleeves are additionally arranged at the front and the rear of a scraping die sleeve, so that the centering property of all dies is ensured, and the phenomena of incomplete scraping and partial scraping generated in the scraping process are effectively solved; after three times of scraping, the diameter of each scraping is reduced by 0.03 mm.
S2, drawing for the first time: drawing the aluminum alloy welding wire for the first time by using a water tank wire drawing machine to obtain a welding wire with the diameter of 1.370 mm; after seven-pass drawing, the total compression rate is 60-70%, the compression rate of each-pass drawing is 14-16%, the water tank wire drawing machine adopts tower wheel type multi-die drawing, oil immersion type lubrication, oil injection at the die orifice, sufficient lubrication and capability of flushing the die orifice. The oil pool temperature control system adopts electric heating for heating, adopts a radiator for circulating cooling for cooling, improves the lubricating property of the wire drawing oil, and effectively prolongs the service life of the die. The circulating oil purification system can remove fine aluminum powder in the wire drawing oil and carbon black generated at high temperature in the drawing process, and prolong the service life of equipment.
S3, fine scraping: and removing the surface hardening cracking layer, and performing full circle polishing to obtain the welding wire with the diameter of 1.280 mm.
S4, shaping and drawing: drawing the aluminum alloy welding wire into the required product specification; after one-time drawing, the drawing compression ratio is 15-17%.
S5, cleaning: polishing to remove oil stains and aluminum powder on the surface, rinsing and cleaning with ultrasonic waves and hot water, and finally coating the surface; the polishing adopts the cotton area cladding aluminium silk surface of removal to polish, and the cotton area remains throughout with silk contact, and the polishing is comprehensive homogeneous, and the winding method effectively avoids aluminium silk secondary pollution. In the S5, an air-water-gas cleaning device is adopted for ultrasonic cleaning, and the ultrasonic cleaning is circulated through a 1.5kw corrosion-resistant submerged pump; the hot water washing adopts a hot water washing tank, a main tank body is made of a stainless steel plate, a high-temperature resistant pipeline pump circulates, and a pipe type reverse washing mode is adopted.
S6, drying: and drying the aluminum alloy welding wire by adopting hot air drying.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (10)
1. A preparation method of a 5356 aluminum alloy welding wire is characterized by comprising the following steps:
s1, rough scraping: removing oxide skin on the surface to obtain a welding wire with the diameter of 2.40 mm;
s2, drawing for the first time: drawing the aluminum alloy welding wire by using a water tank drawing machine to obtain a welding wire with the diameter of 1.370 mm;
s3, fine scraping: removing the surface hardening cracking layer, and performing full circle polishing to obtain a welding wire with the diameter of 1.280 mm;
s4, shaping and drawing: drawing the aluminum alloy welding wire into a welding wire with the product specification of phi 1.185 mm;
s5, cleaning: polishing to remove oil stains and aluminum powder on the surface, and then rinsing and cleaning by ultrasonic waves and hot water;
s6, drying: and drying the aluminum alloy welding wire by adopting hot air drying.
2. The method for preparing 5356 aluminum alloy welding wire as recited in claim 1, wherein:
and the scraping die frame of the scraping machine in the S1 adopts a universal mechanism, so that the centering property of the die is conveniently adjusted, and the scraping diameter is reduced by 0.03mm each time through three times of scraping.
3. The method for preparing 5356 aluminum alloy welding wire as recited in claim 1, wherein:
and in the S2, seven-pass drawing is performed, the total compression ratio is 60-70%, and the compression ratio of each-pass drawing is 14-16%.
4. The method for preparing 5356 aluminum alloy welding wire as recited in claim 1, wherein:
in the step S4, the drawing is performed once, and the drawing compression ratio is 15-17%.
5. The method for preparing 5356 aluminum alloy welding wire as recited in claim 1, wherein:
and in the S5, the surface of the aluminum wire is coated by the movable cotton belt for polishing, the cotton belt is always in contact with the wire, the polishing is comprehensive and uniform, and the secondary pollution of the aluminum wire is effectively avoided by a winding mode.
6. The method for preparing 5356 aluminum alloy welding wire as recited in claim 5, wherein:
in the S5, an air-water-gas cleaning device is adopted for ultrasonic cleaning, and the ultrasonic cleaning is circulated through a 1.5kw corrosion-resistant submerged pump;
the hot water washing adopts a hot water washing tank, a main tank body is made of a stainless steel plate, a high-temperature resistant pipeline pump circulates, and a pipe type reverse washing mode is adopted.
7. The method for preparing 5356 aluminum alloy welding wire as recited in claim 1, wherein:
and in the S2, the water tank wire drawing machine adopts tower wheel type multi-mode drawing and oil-immersed lubrication.
8. The method of making 5356 aluminum alloy welding wire of claim 7, wherein:
and the S2 further comprises an oil pool temperature control system, wherein the heating adopts electric heating, and the cooling adopts radiator circulating cooling.
9. The method of making 5356 aluminum alloy welding wire of claim 7, wherein:
s2 also comprises a circulating oil purification system which can remove the fine aluminum powder in the wire drawing oil and the carbon black generated at high temperature in the drawing process.
10. The method of making 5356 aluminum alloy welding wire of claim 8, wherein:
the filtration precision was 5 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111140007.XA CN113857720A (en) | 2021-09-28 | 2021-09-28 | Preparation method of 5356 aluminum alloy welding wire |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111140007.XA CN113857720A (en) | 2021-09-28 | 2021-09-28 | Preparation method of 5356 aluminum alloy welding wire |
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| CN113857720A true CN113857720A (en) | 2021-12-31 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005095972A (en) * | 2003-08-26 | 2005-04-14 | Kobe Steel Ltd | Method for manufacturing solid wire for welding |
| CN101722390A (en) * | 2009-11-24 | 2010-06-09 | 中国兵器工业第五二研究所 | Preparation method of high-quality aluminum alloy welding wire |
| CN101733591A (en) * | 2009-11-09 | 2010-06-16 | 浙江东轻高新焊丝有限公司 | Method for manufacturing bright aluminum alloy welding wire |
| CN102941423A (en) * | 2012-12-08 | 2013-02-27 | 中国兵器工业第五二研究所 | Preparation method of aluminum alloy welding wire |
| CN103286481A (en) * | 2013-05-21 | 2013-09-11 | 抚顺东工冶金材料技术有限公司 | Manufacturing method of novel solid welding wires |
| CN203649667U (en) * | 2013-11-08 | 2014-06-18 | 上海龙烁焊材有限公司 | Scraping mould for aluminum welding wire |
| CN108796322A (en) * | 2018-06-15 | 2018-11-13 | 东北大学 | A kind of aluminium alloy welding wire and preparation method thereof containing nano alumina particles |
| CN211360100U (en) * | 2019-12-31 | 2020-08-28 | 巩义市斯伟特焊接材料有限公司 | Aluminum-based welding wire scraping, cleaning and wire drawing all-in-one machine |
-
2021
- 2021-09-28 CN CN202111140007.XA patent/CN113857720A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005095972A (en) * | 2003-08-26 | 2005-04-14 | Kobe Steel Ltd | Method for manufacturing solid wire for welding |
| CN101733591A (en) * | 2009-11-09 | 2010-06-16 | 浙江东轻高新焊丝有限公司 | Method for manufacturing bright aluminum alloy welding wire |
| CN101722390A (en) * | 2009-11-24 | 2010-06-09 | 中国兵器工业第五二研究所 | Preparation method of high-quality aluminum alloy welding wire |
| CN102941423A (en) * | 2012-12-08 | 2013-02-27 | 中国兵器工业第五二研究所 | Preparation method of aluminum alloy welding wire |
| CN103286481A (en) * | 2013-05-21 | 2013-09-11 | 抚顺东工冶金材料技术有限公司 | Manufacturing method of novel solid welding wires |
| CN203649667U (en) * | 2013-11-08 | 2014-06-18 | 上海龙烁焊材有限公司 | Scraping mould for aluminum welding wire |
| CN108796322A (en) * | 2018-06-15 | 2018-11-13 | 东北大学 | A kind of aluminium alloy welding wire and preparation method thereof containing nano alumina particles |
| CN211360100U (en) * | 2019-12-31 | 2020-08-28 | 巩义市斯伟特焊接材料有限公司 | Aluminum-based welding wire scraping, cleaning and wire drawing all-in-one machine |
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Application publication date: 20211231 |
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