CN108127246A - A kind of cold silk filling agitating friction welding mechanism and welding method - Google Patents
A kind of cold silk filling agitating friction welding mechanism and welding method Download PDFInfo
- Publication number
- CN108127246A CN108127246A CN201810149075.4A CN201810149075A CN108127246A CN 108127246 A CN108127246 A CN 108127246A CN 201810149075 A CN201810149075 A CN 201810149075A CN 108127246 A CN108127246 A CN 108127246A
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- Prior art keywords
- silk
- cold
- agitating friction
- filling
- silk filling
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- 230000007246 mechanism Effects 0.000 title claims abstract description 60
- 238000003466 welding Methods 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000007493 shaping process Methods 0.000 claims abstract description 25
- 238000005476 soldering Methods 0.000 claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000011324 bead Substances 0.000 claims abstract description 6
- 238000004781 supercooling Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000010891 electric arc Methods 0.000 abstract description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
- B23K20/122—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding
- B23K20/1245—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding characterised by the apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The present invention relates to a kind of cold silk filling agitating friction welding mechanism and welding method, mechanism is made of agitating friction soldering tip handle of a knife, the pre- ballast mechanism of spring, wire feed position adjusting mechanism, cold silk filling stirring-head and shaping tool, pinch roller and wire feeder.Wire feeder is passed through in the silk filling of cold conditions, is sent into the stirring area of cold fill silk stirring-head and shaping tool, after being plasticized silk filling by agitating friction soldering tip, through the shaping tool at the agitating friction welding mechanism shaft shoulder that fills silk is subcooled, makes the appearance of weld on workpiece.The cold silk filling agitating friction welding mechanism and welding method of the present invention reduces production cost of the client under high request workpiece assembly precision, improves production efficiency, while can realize that multiple-bead deposit increases the production technology of material processing, reduces the production cost of special material.Relative to the method for arc surfacing pre-add material, cold silk filling friction stir welding method of the invention can effectively reduce the loss of joint performance, avoid the welding deformation caused by electric arc heated.
Description
Technical field
The present invention relates to metal welding field is belonged to, a kind of weld gap applied to aluminum alloy materials is related in particular to
Non-uniform cold silk filling agitating friction welding mechanism and welding method.
Background technology
Aluminum Alloy Friction Stir Welding technology is had been applied in actual production for many years, its main feature is that weld residual stress
It is low, deflection is small, shaping surface is good, internal zero defect, since the above advantage receives the favor in more and more fields,
It has been successfully applied to army/people's type product in the fields such as Aeronautics and Astronautics, naval vessel, train, electronics.But its assembling to workpiece
Gap and unfitness of butt joint have strict demand, weld properties can be caused to decline after permissible value, volume under pressure increases, weld defect
It generates.
Current having had in the prior art is a kind of by arc surfacing means, pre-add material to the work of end weldering workpiece surface
Skill scheme, to solve the problems, such as that the effective throat thickness during existing agitating friction weldering is thinned.But this scheme can lead to connector
Gross distortion before welding performance reduction and workpiece weldering.Separately there is a kind of silk filling backfill formula friction stir spot welding tool, can only solve
Existing pit and ring-shaped groove problem during friction stir spot welding, it is impossible to using the agitating friction weldering in continuous weld using upper.
Invention content
It is an object of the invention to develop a kind of to can adapt to that workpiece fit-up gap is larger or that misalignment magnitude is larger is cold
Fill silk agitating friction welding mechanism, and cold silk filling agitating friction welding mechanism can be completed by cold silk filling friction stir welding method
Welding, weld seam meet every acceptable performance index.Meanwhile by cold silk filling agitating friction welding mechanism and welding method can be with
It realizes multiple-bead deposit welding, realizes and increase material processing.
In order to solve the above technical problems, the purpose of the present invention is be achieved through the following technical solutions：
A kind of cold silk filling agitating friction welding mechanism, by agitating friction soldering tip handle of a knife, the pre- ballast mechanism of spring, wire feed position
Regulating mechanism, cold silk filling stirring-head and shaping tool, pinch roller and wire feeder composition；
The pre- ballast mechanism of spring is fixedly connected by wire feed position adjusting mechanism with agitating friction soldering tip handle of a knife, described
Wire feed position adjusting mechanism is located at the lower section of agitating friction soldering tip handle of a knife, is fixedly connected with agitating friction soldering tip handle of a knife；It is described cold
Silk filling stirring-head and shaping tool are located at the lower section of wire feed position adjusting mechanism, are fixedly connected with wire feed position adjusting mechanism, work
Part is located at the lower section of cold silk filling stirring-head and shaping tool；The pinch roller is connected with wire feed position adjusting mechanism, with the phase that fills silk
Contact；The wire feeder forms one by silk filling with entire mechanism.
The cold agitating friction welding mechanism that fills silk passes through actively or passively side according to the material of silk filling and diameter difference
The stirring area of cold fill silk stirring-head and shaping tool is sent into the silk filling of cold conditions by formula according to technological requirement.
Cold conditions silk filling by it is described it is cold fill silk agitating friction welding mechanism wire feeder and with the pre- ballast mechanism of spring
The pinch roller being connected is sent into the stirring area of cold fill silk stirring-head and shaping tool, after being plasticized silk filling by agitating friction soldering tip,
Through the shaping tool at the supercooling silk filling agitating friction welding mechanism shaft shoulder, make the appearance of weld on workpiece.
The pre- ballast mechanism of spring is according to the material of silk filling, diameter and transports the speed to fill silk, is revolved by adjusting compressing
Button sets corresponding prefabricating load, and pinch roller is made to remain identical pressure, the silk filling of cold conditions is pressed on workpiece, to eliminate
Fill silk the height change error away from workpiece surface.
Wire feeder is passed through in the silk filling of cold conditions, is sent into the stirring area of cold fill silk stirring-head and shaping tool, is rubbed by stirring
It, will silk filling and workpiece knot through the shaping tool at the supercooling silk filling agitating friction welding mechanism shaft shoulder after wiping soldering tip is plasticized silk filling
It is combined, after multiple-bead deposit, meets the requirement of allowance, added according still further to the width and thickness of predetermined shape
Work.
The beneficial effects of the present invention are：
The cold silk filling agitating friction welding mechanism and welding method of the present invention reduces client and assembles essence in high request workpiece
Production cost under degree, improves production efficiency, while can realize that multiple-bead deposit increases the production technology of material processing, and it is special to reduce
The production cost of material.Relative to the method for arc surfacing pre-add material, cold silk filling friction stir welding method energy of the invention
Enough effective losses for reducing joint performance, avoid the welding deformation caused by electric arc heated.
Description of the drawings
Fig. 1 is the structure diagram of the cold agitating friction welding mechanism that fills silk；
Wherein, 1- agitating frictions soldering tip handle of a knife；The pre- ballast mechanism of 2- springs；3- wire feed position adjusting mechanisms；The cold silk fillings of 4-
Stirring-head and shaping tool；5- pinch rollers；6- fills silk；7- workpiece；8- wire feeders.
Specific embodiment
Below in conjunction with attached drawing, the present invention is described in further detail：The present embodiment using technical solution of the present invention as
Under the premise of implemented, give detailed embodiment, but protection scope of the present invention is not limited to following embodiments.
As shown in Figure 1, a kind of cold silk filling agitating friction welding mechanism, by agitating friction soldering tip handle of a knife 1, spring precompressed carrier aircraft
Structure 2, wire feed position adjusting mechanism 3, cold silk filling stirring-head and shaping tool 4, pinch roller 5 and wire feeder 8 form；
The pre- ballast mechanism 2 of spring is fixedly connected by wire feed position adjusting mechanism 3 with agitating friction soldering tip handle of a knife 1,
The wire feed position adjusting mechanism 3 is located at the lower section of agitating friction soldering tip handle of a knife 1, is fixedly connected with agitating friction soldering tip handle of a knife 1；
The cold silk filling stirring-head and shaping tool 4 are located at the lower section of wire feed position adjusting mechanism 3, solid with wire feed position adjusting mechanism 3
Fixed connection, workpiece 7 are located at the lower section of cold silk filling stirring-head and shaping tool 4；The pinch roller 5 and 3 phase of wire feed position adjusting mechanism
Connection is in contact with silk filling 6；The wire feeder 8 forms one by silk filling 6 with entire mechanism.
The cold material and diameter difference of the agitating friction welding mechanism according to silk filling 6 that fill silk, passes through actively or passively side
The stirring area of cold fill silk stirring-head and shaping tool 4 is sent into the silk filling 6 of cold conditions by formula according to technological requirement.
The silk filling 6 of cold conditions by the cold agitating friction welding mechanism that fills silk wire feeder 8 and with spring precompressed carrier aircraft
The pinch roller 5 that structure 2 is connected is sent into the stirring area of cold fill silk stirring-head and shaping tool 4, makes silk filling 6 by agitating friction soldering tip
After plasticizing, through the shaping tool at the supercooling silk filling agitating friction welding mechanism shaft shoulder, make the appearance of weld on workpiece 7.
The pre- ballast mechanism 2 of spring is according to the material of silk filling 6, diameter and the speed for transporting silk filling 6, by adjusting compression
Knob sets corresponding prefabricating load, and pinch roller 5 is made to remain identical pressure, the silk filling 6 of cold conditions is pressed on workpiece 7.
The silk filling 6 of the cold conditions is combined together with workpiece 7, after multiple-bead deposit, meets the requirement of allowance, then
It is processed according to the width and thickness of predetermined shape.
The foregoing is only a preferred embodiment of the present invention, these specific embodiments are all based on the present invention
Different realization methods under general idea, and protection scope of the present invention is not limited thereto, it is any to be familiar with the art
Technical staff in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in, should all cover the present invention
Within protection domain.
Claims (5)
1. a kind of cold silk filling agitating friction welding mechanism, it is characterised in that：
By agitating friction soldering tip handle of a knife (1), the pre- ballast mechanism of spring (2), wire feed position adjusting mechanism (3), cold silk filling stirring-head
And shaping tool (4), pinch roller (5) and wire feeder (8) composition；
The pre- ballast mechanism of spring (2) connects by the way that wire feed position adjusting mechanism (3) and agitating friction soldering tip handle of a knife (1) are fixed
It connects, the wire feed position adjusting mechanism (3) is positioned at the lower section of agitating friction soldering tip handle of a knife (1), with agitating friction soldering tip handle of a knife (1)
It is fixedly connected；The cold silk filling stirring-head and shaping tool (4) are positioned at the lower section of wire feed position adjusting mechanism (3), with wire feed position
It puts regulating mechanism (3) to be fixedly connected, workpiece (7) is positioned at the lower section of cold silk filling stirring-head and shaping tool (4)；The pinch roller (5)
It is connected with wire feed position adjusting mechanism (3), (6) are in contact with filling silk；The wire feeder (8) is by filling silk (6) and entirely
Mechanism forms one.
2. cold silk filling agitating friction welding mechanism according to claim 1, it is characterised in that：
It is described it is cold fill silk agitating friction welding mechanism according to fill silk (6) material and diameter it is different, by actively or passively mode,
The silk filling (6) of cold conditions is sent into the stirring area of cold fill silk stirring-head and shaping tool (4) according to technological requirement.
3. cold silk filling friction stir welding method according to claim 1, it is characterised in that：
The silk filling (6) of cold conditions by the cold agitating friction welding mechanism that fills silk wire feeder (8) and with spring precompressed carrier aircraft
The pinch roller (5) that structure (2) is connected is sent into the stirring area of cold fill silk stirring-head and shaping tool (4), is made by agitating friction soldering tip
Fill silk after (6) plasticizing, fill silk the shaping tool at the agitating friction welding mechanism shaft shoulder through supercooling, make weld seam on workpiece (7) into
Type.
4. cold silk filling friction stir welding method according to claim 2, it is characterised in that：
The pre- ballast mechanism of spring (2) is according to the material of silk filling (6), diameter and the speed for transporting silk filling (6), by adjusting pressure
Tight knob sets corresponding prefabricating load, and pinch roller (5) is made to remain identical pressure, the silk filling (6) of cold conditions is pressed on work
On part (7).
5. cold silk filling friction stir welding method according to claim 3, it is characterised in that：
The silk filling (6) of the cold conditions is combined together with workpiece (7), after multiple-bead deposit, meets the requirement of allowance, then
It is processed according to the width and thickness of predetermined shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810149075.4A CN108127246A (en) | 2018-02-13 | 2018-02-13 | A kind of cold silk filling agitating friction welding mechanism and welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810149075.4A CN108127246A (en) | 2018-02-13 | 2018-02-13 | A kind of cold silk filling agitating friction welding mechanism and welding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108127246A true CN108127246A (en) | 2018-06-08 |
Family
ID=62430929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810149075.4A Pending CN108127246A (en) | 2018-02-13 | 2018-02-13 | A kind of cold silk filling agitating friction welding mechanism and welding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108127246A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108857043A (en) * | 2018-06-26 | 2018-11-23 | 上海航天设备制造总厂有限公司 | A kind of heated filament friction stir welding method |
| CN108971741A (en) * | 2018-08-29 | 2018-12-11 | 哈尔滨工业大学（威海） | A kind of static shaft shoulder agitation soldering method of T junction fillet weld |
| CN109175671A (en) * | 2018-10-11 | 2019-01-11 | 南京中车浦镇城轨车辆有限责任公司 | A kind of agitating friction weldering defect repair and remove deburring integral method |
| CN111822845A (en) * | 2020-07-10 | 2020-10-27 | 江苏理工学院 | Static shaft shoulder powder filling friction welding head system |
| CN113226620A (en) * | 2019-09-11 | 2021-08-06 | 格林策巴赫机械制造有限公司 | Device and method for improving welding needle speed and stability in friction stir welding |
| CN113351954A (en) * | 2021-07-06 | 2021-09-07 | 何海 | Brazing filling device for surface weld joint of sealing steel ring |
| CN114473178A (en) * | 2022-03-08 | 2022-05-13 | 大连理工大学 | Automatic wire-feeding friction stir material additive manufacturing machine |
| CN114951958A (en) * | 2022-06-23 | 2022-08-30 | 华中科技大学 | High-strength aluminum alloy powder core wire material stirring friction additive manufacturing system and method |
| CN115673525A (en) * | 2022-11-01 | 2023-02-03 | 中车长春轨道客车股份有限公司 | Water-cooled type filler wire stirring head device |
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| US20160263696A1 (en) * | 2013-11-01 | 2016-09-15 | Kawasaki Jukogyo Kabushiki Kaisha | Friction stir welding apparatus and method of manufacturing metal structure |
| CN107414283A (en) * | 2017-08-31 | 2017-12-01 | 重庆理工大学 | A kind of friction stir welding method of automatic feeding for different metal materials docking |
| CN207914778U (en) * | 2018-02-13 | 2018-09-28 | 艾美特焊接自动化技术(北京)有限公司 | A kind of cold silk filling agitating friction welding mechanism |
-
2018
- 2018-02-13 CN CN201810149075.4A patent/CN108127246A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002126882A (en) * | 2000-10-20 | 2002-05-08 | Kawasaki Heavy Ind Ltd | Friction-agitation jointing equipment |
| CN1451508A (en) * | 2002-04-16 | 2003-10-29 | 株式会社日立制作所 | Friction stirring joining method and device |
| JP2004025296A (en) * | 2002-06-28 | 2004-01-29 | Shin Meiwa Ind Co Ltd | Friction welding device and method |
| JP2004042095A (en) * | 2002-07-12 | 2004-02-12 | Hitachi Industries Co Ltd | Apparatus and method for frictional stir welding |
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| JP2006021252A (en) * | 2005-09-05 | 2006-01-26 | Hitachi Ltd | Friction stir welding method |
| CN103157903A (en) * | 2013-04-12 | 2013-06-19 | 哈尔滨工业大学 | Strip type welding wire feeding-along-with-welding friction stir welding method capable of removing welding line thinning |
| CN103170726A (en) * | 2013-04-12 | 2013-06-26 | 哈尔滨工业大学 | Strap-shaped welding wire filling-in type stirring friction treatment method |
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| CN107414283A (en) * | 2017-08-31 | 2017-12-01 | 重庆理工大学 | A kind of friction stir welding method of automatic feeding for different metal materials docking |
| CN207914778U (en) * | 2018-02-13 | 2018-09-28 | 艾美特焊接自动化技术(北京)有限公司 | A kind of cold silk filling agitating friction welding mechanism |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108857043A (en) * | 2018-06-26 | 2018-11-23 | 上海航天设备制造总厂有限公司 | A kind of heated filament friction stir welding method |
| CN108971741A (en) * | 2018-08-29 | 2018-12-11 | 哈尔滨工业大学（威海） | A kind of static shaft shoulder agitation soldering method of T junction fillet weld |
| CN109175671A (en) * | 2018-10-11 | 2019-01-11 | 南京中车浦镇城轨车辆有限责任公司 | A kind of agitating friction weldering defect repair and remove deburring integral method |
| CN113226620A (en) * | 2019-09-11 | 2021-08-06 | 格林策巴赫机械制造有限公司 | Device and method for improving welding needle speed and stability in friction stir welding |
| CN111822845A (en) * | 2020-07-10 | 2020-10-27 | 江苏理工学院 | Static shaft shoulder powder filling friction welding head system |
| CN113351954A (en) * | 2021-07-06 | 2021-09-07 | 何海 | Brazing filling device for surface weld joint of sealing steel ring |
| CN114473178A (en) * | 2022-03-08 | 2022-05-13 | 大连理工大学 | Automatic wire-feeding friction stir material additive manufacturing machine |
| CN114951958A (en) * | 2022-06-23 | 2022-08-30 | 华中科技大学 | High-strength aluminum alloy powder core wire material stirring friction additive manufacturing system and method |
| CN115673525A (en) * | 2022-11-01 | 2023-02-03 | 中车长春轨道客车股份有限公司 | Water-cooled type filler wire stirring head device |
| CN115673525B (en) * | 2022-11-01 | 2024-04-16 | 中车长春轨道客车股份有限公司 | Water-cooled filler wire stirring head device |
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Application publication date: 20180608 |
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