CN206105152U - A flexible gas protection device for laser welding - Google Patents
A flexible gas protection device for laser welding Download PDFInfo
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- CN206105152U CN206105152U CN201621086857.0U CN201621086857U CN206105152U CN 206105152 U CN206105152 U CN 206105152U CN 201621086857 U CN201621086857 U CN 201621086857U CN 206105152 U CN206105152 U CN 206105152U
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- gas tank
- split type
- type gas
- protection device
- laser welding
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Abstract
The utility model provides a flexible gas protection device for laser welding which the technical essential is: including the device body, the device body includes the coaxial coupling head that is connected with laser nozzle, and one side of coaxial coupling head is connected with split type gas tank, and the bottom of split type gas tank is provided with group hole of giving vent to anger, is provided with the air inlet on the lateral wall of split type gas tank, is connected through the flexonics piece between coaxial coupling head and the split type gas tank, is connected through the flexonics piece between the adjacent split type gas tank, adopting this technical scheme, in welding during complicated camber work piece, can making gas protective device face of blowing and the laminating of work piece profile, each split type gas tank position flexibility is adjustable, and the abundant protection in butt welded seam surface is showing improvement welding quality.
Description
Technical field
The present invention relates to protection device technical field is laser machined, specifically a kind of flexible air for laser welding
Protection device.
Background technology
It is well known that laser welding technology is to develop one of advanced manufacturing technology in recent years.Laser welding is flexible, high with it
Effect the advantage such as can weld under air and obtain very big concern.At present, laser welding is in aerospace thin-walled parts
It is used widely in processing and manufacturing.But, laser welding when complex-shaped variable curvature workpiece is welded, often because gas
The insufficient of body protection causes weld seam to aoxidize, and affects welding quality.Aerospace structural member, particularly aerospace component, it is right
Typically there is strict demand in the fatigue behaviour of part.Therefore want to obtain the excellent weld seam of welding quality, wherein during welding
Gas shield device is the necessary condition for obtaining excellent weld seam.
In the prior art, using gas shielded device it is usually coaxial or side-blown design in laser beam welding, coaxial
Add the side-blown or coaxial gas of only one of which after air-flow.This design gas shielded device processing is simple, cost is relatively low, operation side
Just.But using this protection device when carrying out the more active metal of the chemical property such as titanium alloy and welding, particularly multiple
Miscellaneous type face often occurs that inert gas shielding is insufficient to cause weld seam oxidative phenomena when welding, have a strong impact on the lasting strong of part
Degree, to part under arms during reliability bring huge hidden danger.
The content of the invention
The purpose of the present invention is exactly to solve problem present in above technology, and provides a kind of for laser welding for this
Flexible air protection device.
A kind of flexible air protection device for laser welding, including device body, device body includes and laser nozzle
The coaxial connector being connected, the side of coaxial connector is connected with split type gas tank, and the bottom of split type gas tank is provided with out
Gas group hole, is provided with air inlet on the side wall of split type gas tank, by flexible connection between coaxial connector and split type gas tank
Piece is connected.
Further, it is connected by being flexibly connected piece between adjacent split type gas tank.
Further, air inlet is arranged on the side wall of adjacent split type gas tank.
Further, the bottom of split type gas tank is vertical with the direction in outlet group hole.
Further, adjacent split type gas tank is rotated by being flexibly connected piece.
Further, adjacent split type gas tank is rotated up and down by being flexibly connected piece.
Further, adjacent split type gas tank carries out left rotation and right rotation by being flexibly connected piece.
Advantages of the present invention：
1, when complex curvatures workpiece is welded, gas shield device air blowing face can be caused to fit with workpiece with form surface；
2, each split type gas tank position flexibility is adjustable, and face of weld is adequately protected, and significantly improves welding quality.
Description of the drawings
Fig. 1 is the front view structure simplified schematic diagram of the present invention；
Fig. 2 is the plan structure simplified schematic diagram of the present invention；
Fig. 3 is the front view structure simplified schematic diagram in outlet group hole；
Fig. 4 is the plan structure simplified schematic diagram in outlet group hole；
Fig. 5 is structure schematic diagram of the present invention in weld curve workpiece.
Specific embodiment
In order that the present invention is easier to be understood, below in conjunction with accompanying drawing and embodiment to technical scheme
It is described in detail.
Embodiment 1
As Figure 1-4, a kind of flexible air protection device for laser welding, including device body, device body bag
The coaxial connector 1 being connected with laser nozzle is included, the side of coaxial connector 1 is connected with split type gas tank 2, split type gas tank
2 bottom is provided with outlet group hole 4, and air inlet 5, coaxial connector 1 and split type gas are provided with the side wall of split type gas tank 2
It is connected by flexible connection piece 3 between case 2.
Embodiment 2
As Figure 1-4, the quantity of split type gas tank is adjusted according to reality processing part, and one kind is used for laser welding
Flexible air protection device, including device body, device body includes the coaxial connector 1 being connected with laser nozzle, coaxially
The side of connector 1 is connected with split type gas tank 2, and the bottom of split type gas tank 2 is provided with outlet group hole 4, split type gas tank 2
Air inlet 5 is provided with the wall of side, air inlet 5 is arranged on the side wall of adjacent split type gas tank 2, during working condition, indifferent gas
Body is entered from air inlet 5, is sprayed from the outlet group hole 4 of the bottom of split type gas tank 2, and in surface of the work inert gas shielding is formed
Gas curtain, so as to protect high temperature weld seam not oxidized, is connected between coaxial connector 1 and split type gas tank 2 by flexible connection piece 3
Connect, be connected by flexible connection piece 3 between adjacent split type gas tank 2, adjacent split type gas tank 2 is by being flexibly connected piece
3 carry out left rotation and right rotation, form flexible adjustable protection device.
Embodiment 3
As Figure 1-4, the quantity of split type gas tank is adjusted according to reality processing part, and one kind is used for laser welding
Flexible air protection device, including device body, device body includes the coaxial connector 1 being connected with laser nozzle, coaxially
The side of connector 1 is connected with split type gas tank 2, and the bottom of split type gas tank 2 is provided with outlet group hole 4, split type gas tank 2
Bottom is vertical with the direction in outlet group hole 4, in welding plate workpiece, is arranged horizontally between adjacent split type gas tank 2, goes out
The shielding gas acting surface out of gas group hole 4 is provided with air inlet 5, air inlet on surface of the work, the side wall of split type gas tank 2
Mouthfuls 5 are arranged on the side wall of adjacent split type gas tank 2, and during working condition, inert gas is entered from air inlet 5, from split type
Spray in the outlet group hole 4 of the bottom of gas tank 2, inert gas shielding gas curtain is formed in surface of the work, so as to protect high temperature weld seam not
Be oxidized, be connected by flexible connection piece 3 between coaxial connector 1 and split type gas tank 2, adjacent split type gas tank 2 it
Between be connected by flexible connection piece 3, adjacent split type gas tank 2 carries out left rotation and right rotation by flexible connection piece 3, forms flexible
Adjustable protection device.
Embodiment 4
As Figure 1-5, the quantity of split type gas tank is adjusted according to reality processing part, and one kind is used for laser welding
Flexible air protection device, including device body, device body includes the coaxial connector 1 being connected with laser nozzle, coaxially
The side of connector 1 is connected with split type gas tank 2, and the bottom of split type gas tank 2 is provided with outlet group hole 4, split type gas tank 2
Bottom is vertical with the direction in outlet group hole 4, and air inlet 5 is provided with the side wall of split type gas tank 2, and air inlet 5 is arranged on adjacent
Split type gas tank 2 side wall on, during working condition, inert gas is entered from air inlet 5, from going out for the bottom of split type gas tank 2
Spray in gas group hole 4, in surface of the work inert gas shielding gas curtain is formed, so as to protect high temperature weld seam not oxidized, coaxially connect
It is connected by flexible connection piece 3 between joint 1 and split type gas tank 2, by flexible connection between adjacent split type gas tank 2
Piece 3 is connected, and adjacent split type gas tank 2 is rotated by flexible connection piece about 3, forms flexible adjustable protection dress
Put.
Claims (7)
1. a kind of flexible air protection device for laser welding, including device body, it is characterised in that：Device body include with
The coaxial connector that laser nozzle is connected, the side of coaxial connector is connected with split type gas tank, the bottom of split type gas tank
Outlet group hole is provided with, air inlet is provided with the side wall of split type gas tank, passed through between coaxial connector and split type gas tank
Flexible connection piece is connected.
2. a kind of flexible air protection device for laser welding according to claim 1, it is characterised in that：Adjacent divides
It is connected by being flexibly connected piece between body formula gas tank.
3. a kind of flexible air protection device for laser welding according to claim 1, it is characterised in that：Air inlet sets
Put on the side wall of adjacent split type gas tank.
4. a kind of flexible air protection device for laser welding according to claim 1, it is characterised in that：Split type gas
The bottom of case is vertical with the direction in outlet group hole.
5. a kind of flexible air protection device for laser welding according to claim 1 and 2, it is characterised in that：It is adjacent
Split type gas tank by be flexibly connected piece rotated.
6. a kind of flexible air protection device for laser welding according to claim 5, it is characterised in that：Adjacent divides
Body formula gas tank is rotated up and down by being flexibly connected piece.
7. a kind of flexible air protection device for laser welding according to claim 5, it is characterised in that：Adjacent divides
Body formula gas tank carries out left rotation and right rotation by being flexibly connected piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621086857.0U CN206105152U (en) | 2016-09-28 | 2016-09-28 | A flexible gas protection device for laser welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621086857.0U CN206105152U (en) | 2016-09-28 | 2016-09-28 | A flexible gas protection device for laser welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206105152U true CN206105152U (en) | 2017-04-19 |
Family
ID=58522017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621086857.0U Active CN206105152U (en) | 2016-09-28 | 2016-09-28 | A flexible gas protection device for laser welding |
Country Status (1)
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| CN (1) | CN206105152U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931793A (en) * | 2017-11-01 | 2018-04-20 | 中国兵器科学研究院宁波分院 | A kind of titanium alloy welding back of the body protective device and welding method |
| CN108747014A (en) * | 2018-06-27 | 2018-11-06 | 普睿玛智能科技（苏州）有限公司 | A kind of laser soldering device and welding method |
| CN112620940A (en) * | 2020-12-02 | 2021-04-09 | 北京航星机器制造有限公司 | Flexible laser welding gas protection device and welding method |
| WO2023283986A1 (en) * | 2021-07-14 | 2023-01-19 | 蓝达合智能装备(苏州)有限公司 | Flexible gas protection apparatus for laser welding |
-
2016
- 2016-09-28 CN CN201621086857.0U patent/CN206105152U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931793A (en) * | 2017-11-01 | 2018-04-20 | 中国兵器科学研究院宁波分院 | A kind of titanium alloy welding back of the body protective device and welding method |
| CN108747014A (en) * | 2018-06-27 | 2018-11-06 | 普睿玛智能科技（苏州）有限公司 | A kind of laser soldering device and welding method |
| CN112620940A (en) * | 2020-12-02 | 2021-04-09 | 北京航星机器制造有限公司 | Flexible laser welding gas protection device and welding method |
| WO2023283986A1 (en) * | 2021-07-14 | 2023-01-19 | 蓝达合智能装备(苏州)有限公司 | Flexible gas protection apparatus for laser welding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180719 Address after: 100024 North East military villa, eight Li bridge, Chaoyang District, Beijing Patentee after: China Institute of Aeronautical Manufacturing Technology Address before: 100024 North East military villa, eight Li bridge, Chaoyang District, Beijing Patentee before: Beijing Aviation Manufacturing Engineering Institute of China Aviation Industry Group Company |
|
| TR01 | Transfer of patent right |