CN107775201A - A kind of vertical welding method of aluminium sheet - Google Patents
A kind of vertical welding method of aluminium sheet Download PDFInfo
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- CN107775201A CN107775201A CN201710903797.XA CN201710903797A CN107775201A CN 107775201 A CN107775201 A CN 107775201A CN 201710903797 A CN201710903797 A CN 201710903797A CN 107775201 A CN107775201 A CN 107775201A
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- welding
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- aluminium sheet
- groove
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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
- B23K28/00—Welding or cutting not covered by any of the preceding groups, e.g. electrolytic welding
- B23K28/02—Combined welding or cutting procedures or apparatus
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The present invention relates to welding method technical field, and disclose a kind of vertical welding method of aluminium sheet, including two pieces of welding aluminum sheets, the upper surface of one of aluminium sheet is first opened up into one and another piece of aluminium sheet width identical groove, by in the aluminium sheet insertion groove of unslotted, angle between the cell wall of its further groove and the bottom land of groove is 90 degree, two blocks of aluminium sheets are vertically fixed, then the crack of two blocks of aluminium sheets is welded with electric welding machine and welding rod, treat, by after the completion of the crack welding of two blocks of aluminium sheets, two blocks of aluminium sheets behind fixed position to be placed in inert gas container.The vertical welding method of the aluminium sheet, pass through offering for groove, make the position of two blocks of aluminium sheets is more convenient to fix, it is more convenient when welding, by the mutual cooperation between welding rod, electric welding machine, laser and fusion welding, weld two blocks of aluminium sheets more firm, it is not easy to disconnect, use range is bigger, and the intensity that can be born is higher.
Description
Technical field
The present invention relates to welding method technical field, the vertical welding method of specially a kind of aluminium sheet.
Background technology
Bar-shaped, sheet, foil-like, powdery, banding and thread is often made in aluminum commodity, can be formed in humid air one layer it is anti-
The only oxide-film of metal erosion, aluminium powder heats in atmosphere fiercely to burn, and sends the white flame dazzle the eyes, and be soluble in dilute sulphur
Acid, nitric acid, hydrochloric acid, sodium hydroxide and potassium hydroxide solution, it is insoluble in water, relative density 2.70,660 DEG C of fusing point, boiling point 2327
DEG C, content of the aluminium element in the earth's crust is only second to oxygen and silicon, occupies the 3rd, is the metallic element that content is most abundant in the earth's crust.
Aviation, the development of building, three big essential industry of automobile, it is desirable to which material property has the uniqueness of aluminium and its alloy
Matter, this just greatly facilitates the production and application of this new metallic aluminium, and application is extremely wide, many times needs that aluminium sheet will be entered
Row vertical welding, now the vertical welding for aluminium sheet on the market vertical welding is caused due to the method not science of welding
Aluminium sheet is easily separated, and the intensity that can be born is not high.
The content of the invention
(1) technical problem solved
In view of the shortcomings of the prior art, the invention provides a kind of vertical welding method of aluminium sheet, it is more firm to possess welding
Gu the advantages that, the aluminium sheet for solving the problems, such as vertical welding can be easily separated.
(2) technical scheme
To realize the more firm purpose of above-mentioned welding, the present invention provides following technical scheme：A kind of vertical welding of aluminium sheet
Connect method, including two pieces of welding aluminum sheets, first by the upper surface of one of aluminium sheet open up one it is identical with another piece of aluminium sheet width
Groove, by the aluminium sheet of unslotted insertion groove, the angle between the cell wall of its further groove and the bottom land of groove is 90 degree, will
Two blocks of aluminium sheets are vertically fixed, and then the crack of two blocks of aluminium sheets is welded with electric welding machine and welding rod, are treated the folder of two blocks of aluminium sheets
After the completion of seam welding, two blocks of aluminium sheets behind fixed position are placed in inert gas container；
Then the crack of two blocks of aluminium sheets is welded using laser, the laser is pulse laser, laser
Optical maser wavelength be 355nm-1064nm, the width of pulse is nanometer or the following magnitude of nanometer；
Fusion welding is finally formed in solder pot, the melting of the upper surface higher than lower section aluminium sheet is formed from fusion welding
Solder, two blocks of aluminium sheets after welding are placed in fusion welding, wherein there are oxide layer, fusion weld in the outer surface of the aluminium sheet of lower section
Expect to weld the junction of two blocks of aluminium sheets
Preferably, the oxygen content in the fusion welding is less than 10ppm.
Preferably, the thickness of the oxide layer is 10 μm -50 μm, and contains nonionic surfactant in reducing zone, resists
Oxidant and ammonium metaphosphate.
Preferably, the temperature of the fusion welding is 240 DEG C -280 DEG C.
Preferably, the power output of the laser is 200W-1000W, speed of welding 3mm/s-5mm/s.
Preferably, the depth of the groove is 1cm-2cm, and groove is shaped as V-arrangement.
(3) beneficial effect
Compared with prior art, the invention provides a kind of vertical welding method of aluminium sheet, possesses following beneficial effect：
1st, the vertical welding method of the aluminium sheet, by offering for groove, make the position of two blocks of aluminium sheets is more convenient to fix,
It is more convenient when welding, and weld more stable.
2nd, the vertical welding method of the aluminium sheet, the phase interworking between welding rod, electric welding machine, laser and fusion welding is passed through
Close, weld two blocks of aluminium sheets more firm, it is not easy to disconnect, use range is bigger, and the intensity that can be born is higher.
Embodiment
Below in conjunction with embodiments of the invention, the technical scheme in the embodiment of the present invention is clearly and completely retouched
State, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Embodiment one：
A kind of vertical welding method of aluminium sheet, including two pieces of welding aluminum sheets, first open up the upper surface of one of aluminium sheet
One open up as 1cm with another piece of aluminium sheet width identical groove, the depth of groove, and groove is shaped as V-arrangement by unslotted
Aluminium sheet insertion groove in, the angle between the cell wall of its further groove and the bottom land of groove is 90 degree, and two blocks of aluminium sheets are vertically solid
It is fixed, then the crack of two blocks of aluminium sheets is welded with electric welding machine and welding rod, treated after the completion of the crack of two blocks of aluminium sheets is welded, will
Two blocks of aluminium sheets behind fixed position are placed in inert gas container；
Then the crack of two blocks of aluminium sheets is welded using laser, the laser is pulse laser, laser
Optical maser wavelength be arranged to 355nm, the width of pulse is nanometer or the following magnitude of nanometer, and the power output of laser is adjusted to
200W, speed of welding are adjusted to 3mm/s；
Fusion welding is finally formed in solder pot, the melting of the upper surface higher than lower section aluminium sheet is formed from fusion welding
Solder, the temperature of fusion welding are adjusted to 240 DEG C, and two blocks of aluminium sheets after welding are placed in fusion welding, wherein lower section
There is oxide layer the outer surface of aluminium sheet, and the thickness of oxide layer is adjusted into 10 μm, and in reducing zone containing nonionic surfactant,
Antioxidant and ammonium metaphosphate fusion welding weld to the junction of two blocks of aluminium sheets.
Embodiment two：
A kind of vertical welding method of aluminium sheet, including two pieces of welding aluminum sheets, first open up the upper surface of one of aluminium sheet
One opens up as 1.5cm with another piece of aluminium sheet width identical groove, the depth of groove, and groove is shaped as V-arrangement and will do not opened
In the aluminium sheet insertion groove of groove, the angle between the cell wall of its further groove and the bottom land of groove is 90 degree, and two blocks of aluminium sheets are vertical
It is fixed, then the crack of two blocks of aluminium sheets is welded with electric welding machine and welding rod, treated after the completion of the crack of two blocks of aluminium sheets is welded,
Two blocks of aluminium sheets behind fixed position are placed in inert gas container；
Then the crack of two blocks of aluminium sheets is welded using laser, the laser is pulse laser, laser
Optical maser wavelength be 700nm, the width of pulse is nanometer or the following magnitude of nanometer, and the power output of laser is adjusted to
600W, speed of welding are adjusted to 4mm/s；
Fusion welding is finally formed in solder pot, the melting of the upper surface higher than lower section aluminium sheet is formed from fusion welding
Solder, the temperature of fusion welding are adjusted to 260 DEG C, and two blocks of aluminium sheets after welding are placed in fusion welding, wherein lower section
There is oxide layer the outer surface of aluminium sheet, and the thickness of oxide layer is adjusted into 30 μm, and in reducing zone containing nonionic surfactant,
Antioxidant and ammonium metaphosphate fusion welding weld to the junction of two blocks of aluminium sheets.
Embodiment three：
A kind of vertical welding method of aluminium sheet, including two pieces of welding aluminum sheets, first open up the upper surface of one of aluminium sheet
One open up as 2cm with another piece of aluminium sheet width identical groove, the depth of groove, and groove is shaped as V-arrangement by unslotted
Aluminium sheet insertion groove in, the angle between the cell wall of its further groove and the bottom land of groove is 90 degree, and two blocks of aluminium sheets are vertically solid
It is fixed, then the crack of two blocks of aluminium sheets is welded with electric welding machine and welding rod, treated after the completion of the crack of two blocks of aluminium sheets is welded, will
Two blocks of aluminium sheets behind fixed position are placed in inert gas container；
Then the crack of two blocks of aluminium sheets is welded using laser, the laser is pulse laser, laser
Optical maser wavelength be 1064nm, the width of pulse is nanometer or the following magnitude of nanometer, and the power output of laser is adjusted to
1000W, speed of welding are adjusted to 5mm/s；
Fusion welding is finally formed in solder pot, the melting of the upper surface higher than lower section aluminium sheet is formed from fusion welding
Solder, the temperature of fusion welding are adjusted to 280 DEG C, and two blocks of aluminium sheets after welding are placed in fusion welding, wherein lower section
There is oxide layer the outer surface of aluminium sheet, and the thickness of oxide layer is adjusted into 50 μm, and in reducing zone containing nonionic surfactant,
Antioxidant and ammonium metaphosphate fusion welding weld to the junction of two blocks of aluminium sheets.
In the present invention, the oxygen content in fusion welding is less than 10ppm.
In the present invention, the thickness of oxide layer is 10 μm -50 μm, and contains nonionic surfactant, antioxygen in reducing zone
Agent and ammonium metaphosphate.
In the present invention, the temperature of fusion welding is 240 DEG C -280 DEG C.
In the present invention, the power output of laser is 200W-1000W, speed of welding 3mm/s-5mm/s.
In the present invention, the depth of groove is 1cm-2cm, and groove is shaped as V-arrangement.
The beneficial effects of the invention are as follows：By offering for groove, make the position of two blocks of aluminium sheets is more convenient to fix, welding
When it is more convenient, and weld more stable.
By the mutual cooperation between welding rod, electric welding machine, laser and fusion welding, weld two blocks of aluminium sheets more steady
Gu, it is not easy to disconnect, use range is bigger, and the intensity that can be born is higher, and the aluminium sheet for solving vertical welding segregative is asked
Topic.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of vertical welding method of aluminium sheet, it is characterised in that including two pieces of welding aluminum sheets, first by the upper of one of aluminium sheet
Surface opens up one and another piece of aluminium sheet width identical groove, the aluminium sheet of unslotted is inserted in groove, the groove of its further groove
Angle between wall and the bottom land of groove is 90 degree, and two blocks of aluminium sheets are vertically fixed, then with electric welding machine and welding rod to two blocks of aluminium
The crack of plate is welded, and treats, by after the completion of the crack welding of two blocks of aluminium sheets, two blocks of aluminium sheets behind fixed position to be placed on lazy
In property gas container；
Then the crack of two blocks of aluminium sheets is welded using laser, the laser is pulse laser, and laser swashs
The a length of 355nm-1064nm of light wave, the width of pulse is nanometer or the following magnitude of nanometer；
Fusion welding is finally formed in solder pot, the fusion weld of the upper surface higher than lower section aluminium sheet is formed from fusion welding
Material, two blocks of aluminium sheets after welding are placed in fusion welding, wherein there are oxide layer, fusion welding in the outer surface of the aluminium sheet of lower section
The junction of two blocks of aluminium sheets is welded.
A kind of 2. vertical welding method of aluminium sheet according to claim 1, it is characterised in that containing in the fusion welding
Oxygen amount is less than 10ppm.
3. the vertical welding method of a kind of aluminium sheet according to claim 1, it is characterised in that the thickness of the oxide layer is
10 μm -50 μm, and contain nonionic surfactant, antioxidant and ammonium metaphosphate in reducing zone.
A kind of 4. vertical welding method of aluminium sheet according to claim 1, it is characterised in that the temperature of the fusion welding
For 240 DEG C -280 DEG C.
A kind of 5. vertical welding method of aluminium sheet according to claim 1, it is characterised in that the output work of the laser
Rate is 200W-1000W, speed of welding 3mm/s-5mm/s.
6. the vertical welding method of a kind of aluminium sheet according to claim 1, it is characterised in that the depth of the groove is
1cm-2cm, and groove is shaped as V-arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710903797.XA CN107775201A (en) | 2017-09-29 | 2017-09-29 | A kind of vertical welding method of aluminium sheet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710903797.XA CN107775201A (en) | 2017-09-29 | 2017-09-29 | A kind of vertical welding method of aluminium sheet |
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| CN107775201A true CN107775201A (en) | 2018-03-09 |
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| CN201710903797.XA Pending CN107775201A (en) | 2017-09-29 | 2017-09-29 | A kind of vertical welding method of aluminium sheet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109638220A (en) * | 2018-11-26 | 2019-04-16 | 蚌埠南实科技有限公司 | A kind of punching type bulk electrode piece and preparation method thereof |
Citations (7)
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|---|---|---|---|---|
| JP2000005889A (en) * | 1998-06-23 | 2000-01-11 | Suzuki Motor Corp | Laser welding |
| CN1911589A (en) * | 2006-08-08 | 2007-02-14 | 上海天灵开关厂有限公司 | Technological method of laser welding R angle, corner |
| CN101264538A (en) * | 2008-01-25 | 2008-09-17 | 东南大学 | Welding shaping method for foamed aluminium board |
| CN102500936A (en) * | 2011-10-12 | 2012-06-20 | 北京工业大学 | High-strength steel resistance and laser combined spot welding method |
| CN103111759A (en) * | 2013-02-02 | 2013-05-22 | 鞍山煜宸科技有限公司 | Method of improving fatigue strength of aluminum alloy welding joint |
| CN105397288A (en) * | 2015-12-07 | 2016-03-16 | 中色科技股份有限公司 | Laser welding method for aluminum alloy tailor-welded blanks with equal thicknesses |
| CN106181082A (en) * | 2016-07-10 | 2016-12-07 | 安徽新能科技有限公司 | A kind of welding method of cooler bin in New-energy electric vehicle |
-
2017
- 2017-09-29 CN CN201710903797.XA patent/CN107775201A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000005889A (en) * | 1998-06-23 | 2000-01-11 | Suzuki Motor Corp | Laser welding |
| CN1911589A (en) * | 2006-08-08 | 2007-02-14 | 上海天灵开关厂有限公司 | Technological method of laser welding R angle, corner |
| CN101264538A (en) * | 2008-01-25 | 2008-09-17 | 东南大学 | Welding shaping method for foamed aluminium board |
| CN102500936A (en) * | 2011-10-12 | 2012-06-20 | 北京工业大学 | High-strength steel resistance and laser combined spot welding method |
| CN103111759A (en) * | 2013-02-02 | 2013-05-22 | 鞍山煜宸科技有限公司 | Method of improving fatigue strength of aluminum alloy welding joint |
| CN105397288A (en) * | 2015-12-07 | 2016-03-16 | 中色科技股份有限公司 | Laser welding method for aluminum alloy tailor-welded blanks with equal thicknesses |
| CN106181082A (en) * | 2016-07-10 | 2016-12-07 | 安徽新能科技有限公司 | A kind of welding method of cooler bin in New-energy electric vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109638220A (en) * | 2018-11-26 | 2019-04-16 | 蚌埠南实科技有限公司 | A kind of punching type bulk electrode piece and preparation method thereof |
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