CN206084122U - Heavy -calibre aluminum alloy tube spiral friction stir welding both sides welding double -sided shaped device - Google Patents
Heavy -calibre aluminum alloy tube spiral friction stir welding both sides welding double -sided shaped device Download PDFInfo
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- CN206084122U CN206084122U CN201620557643.0U CN201620557643U CN206084122U CN 206084122 U CN206084122 U CN 206084122U CN 201620557643 U CN201620557643 U CN 201620557643U CN 206084122 U CN206084122 U CN 206084122U
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Abstract
The utility model provides a heavy -calibre aluminum alloy tube spiral friction stir welding both sides welding double -sided shaped device, include: roller group, the outer supporting wheel of interior welding, outer welding head welds the internal branch outward and props wheel, roof beam and interior welding head, roller group is with the curling pipe formation of aluminium alloy plate, wheel order in outside of tubes portion is supported outward in interior welding, welds the internal branch outward and props the wheel and lie in the intraduct. Heavy -calibre aluminum alloy tube can be solved effectively to this device, and welding method efficiency is poor on current phase, and the yield is low, and rigidity, precision, intensity drawback have inadequately realized heavy -calibre aluminum alloy tube's high efficiency, high quality, automated processing.
Description
Technical field
The present invention relates to the molding welding field of metal pipe material, more particularly to a kind of spiral of large caliber aluminium alloy is stirred
Mix friction welding shaped device.
Background technology
Large caliber aluminium alloy is metal pipe material of the external diameter more than 600mm, is mainly used in the neck such as space flight, the energy and electric power
Domain, current large caliber aluminium alloy can only add girth welding to obtain by vertical masonry joint using arc welding.Straight seam welding aluminium-alloy pipe is
By square plate brake forming, it is welded after being fixed with frock.Being fixed due to brake forming needs the substantial amounts of time, so its
Working (machining) efficiency is than relatively low；Welding position is a straight line, and its stress also compares concentration；The matter of TIG welderings and MIG welderings in aluminum arc welding
Amount is unstable, and working (machining) efficiency is low（0.2m/min）Cause large caliber aluminium alloy efficiency, the yield rate of straight seam welding low, just
Degree, intensity difference；Plasma weldering requires very high to processing technique.With spiral welded technology and agitating friction welding technology increasingly into
Ripe, the automatic processing of the large caliber aluminium alloy material of high intensity will be possibly realized by auger Friction welding technique, its weldering
Connect speed and can reach 1m/min.
The content of the invention
The technical problem to be solved is that containing section, aluminium-alloy pipe efficiency is low, quality using existing arc welding method
Difference；To solve the problem, the present invention provides a kind of large caliber aluminium alloy auger friction welding (FW) welding by both sides double-faced forming dress
Put.
The large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment that the present invention is provided includes：Running roller
Group, interior welding outer support wheel, external welding head, external welding inner support wheel, beam and interior welding head；The roller set is by aluminium alloy
Plate is curled into pipe；The interior welding outer support wheel is located at outside pipe, and external welding inner support wheel is located inside pipe.
Further, described roller set includes：First roller set, the second roller set, the 3rd roller set.
Further, the rotary shaft of the roller set is vertical with the direction that aluminium alloy plate enters double-face forming equipment.
Further, the circumference of external welding inner support wheel is parallel with welding track；The circumference of interior welding outer support wheel and welding
Track is parallel.
Further, rectangular coordinate system is set up in the section of axis in aluminium-alloy pipe, the interior welding head is located at
270 ° of positions.
Further, in fourth quadrant, the angle with interior welding head is 15 ~ 25 ° to described external welding head.
Further, interior welding head is arranged on beam, and interior welding head has degree of freedom horizontally and vertically.
Further, on external welding head base station mounted externally, external welding head has horizontally and vertically oneself
By spending.
Further, the surface of inner support wheel has the groove of circumferentially left and right distribution, and the groove is used to avoid interior agitating friction
The overlap that welding is produced, the width that external welding inner support wheel is contacted with pipe are 13 ~ 16mm.
Further, beam internal recessing, for placing head box, beam and head box relative movement add the group of slide block by electric cylinder
Close or motor adds the combination of ball-screw to realize.
Further, the forming requirements that the first roller set moves up and down to realize various steel pipe specifications, the second roller set both may be used
Parallel pressure also can tilted upward, there is provided the lower pressure of aluminium strip bending, and what the 3rd roller set moved horizontally to adapt to different tube diameters will
Ask.
It is an advantage of the current invention that：Using agitating friction weldering, effectively solving melting welding defect is more, and the low shortcoming of yield rate can
Realize the process velocity relative to 5 times of melting welding.Realize the high efficiency of large caliber aluminium alloy, high-quality, automatization's processing.
Description of the drawings
Fig. 1 is large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment provided in an embodiment of the present invention
Structure chart；
Fig. 2 is large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment provided in an embodiment of the present invention
Device inner support rolling hitch composition.
Fig. 3 is large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment provided in an embodiment of the present invention
Roller set bend to the butt joint edge schematic diagram of cylinder.
Specific embodiment
Elaborate many details in order to fully understand the present invention in the following description.But the present invention can be with
Much it is different from alternate manner described here to implement, those skilled in the art can be in the situation without prejudice to intension of the present invention
Under do similar popularization, therefore the present invention is not embodied as being limited by following public.
Secondly, the present invention is described in detail using schematic diagram, when the embodiment of the present invention is described in detail, for purposes of illustration only, institute
It is example to state schematic diagram, and its here should not limit the scope of protection of the invention.
From background technology, the forming method efficiency of the auger friction welding of existing large caliber aluminium alloy
Low, poor welding quality；Inventor's research thinks that this is caused by the characteristic due to arc welding；Agitating friction weldering is a kind of efficient
High-quality welding method, but it is exactly welding that agitating friction weldering is used for one urgent problem of aluminium-alloy pipe containing section
Support.Inventor provides a kind of large caliber aluminium alloy auger friction welding (FW) welding by both sides after further research, in the present invention
Double-face forming equipment.
Hereinafter, in conjunction with the accompanying drawings and embodiments spirit and substance of the present invention are further elaborated.
As shown in figure 1, the large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment that the present invention is provided
Including：Roller set, interior welding outer support wheel 3, external welding head 4, external welding inner support wheel 7, beam 8 and interior welding head 9；It is described
Aluminium alloy plate 10 is curled into pipe by roller set；The interior welding outer support wheel 3 is located at outside pipe, and external welding inner support wheel 7 is located at
Inside pipe.
With continued reference to Fig. 1, described roller set includes：First roller set 2, the second roller set 6, the 3rd roller set 5, first
Roller set moves up and down the forming requirements for realizing various steel pipe specifications, the second roller set 6 can parallel pressure can also on have a down dip
Tiltedly, aluminium alloy plate is curved and is pushed；3rd roller set moves horizontally to adapt to the requirement of different tube diameters.Roller set is to tabular
The method of material bending molding is well known to those skilled in the art, be will not be described in detail herein.
The aluminium alloy plate 10 enters roller set along an acute angle, and rotary shaft and the aluminium alloy plate of the roller set enter double
The direction of face shaped device is vertical.Aluminium alloy plate is bent to cylinder by the roller set, and the butted line of the cylinder is helix.In order to
When avoiding welding, butt joint edge produces folded side, as shown in figure 3, the docking of aluminium alloy plate hypotenuse, butt joint edge is parallel to opposite side edge direction
Gap value b be less than 0.2mm, perpendicular to unfitness of butt joint a to edge direction be less than 0.2mm, gap value cross conference cause poor welding quality,
It is insecure.Opposite side can not be overlapped.
Welding outer support wheel 3, external welding head 4, external welding inner support wheel 7, and the position of interior welding head 9 in arranging,
Satisfaction bend to cylinder after, it is interior welding outer support wheel 3 it is corresponding with the position of interior welding head 9, respectively positioned at cylinder outer surface and
Inner surface；When inner surface portion is welded, interior welding outer support wheel 3 provides support force in the outer surface correspondence position of cylinder.
With continued reference to Fig. 1, the circumference of external welding inner support wheel is parallel with welding track；It is interior welding outer support wheel circumference with
Welding track is parallel.Rectangular coordinate system is set up in aluminium-alloy pipe in the section of axis, outer support is carried out 270 ° of positions
Interior agitating friction welding, because 270 ° of position opposite side precision highests；The interior welding head is arranged on beam 8, before and after being capable of achieving
Movement within the 20mm of direction, for finding and adjusting interior weldering solder joint, and the movement being capable of achieving within above-below direction 60mm, is used for
Stirring-head in changing.Described external welding head 4 is in fourth quadrant, the angle with interior welding head 9For 15 ~ 25 °.Outer welding machine
On base station mounted externally, the movement being capable of achieving within fore-and-aft direction 20mm for finding and adjusting outside weld solder joint, and is capable of achieving
Movement within above-below direction 60mm.
Beam internal recessing, for placing head box, beam and head box relative movement add combination or the electricity of slide block by electric cylinder
Machine adds the combination of ball-screw to realize.
With reference to Fig. 2, the surface of external welding inner support wheel has the groove of circumferentially left and right distribution, and the groove is used to avoid interior stirring
The overlap of friction welding generation is mixed, the width that external welding inner support wheel is contacted with pipe is 13 ~ 16mm.In an example, outside weld
The left and right for connecing inner support wheel respectively mills out the groove of b=10mm or so, practices midwifery raw overlap for avoiding interior agitating friction weldering, reserves a=
The wheel of 15mm or so provides the upset force of the 2T needed for agitating friction welding or so.
The welding method of the large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment that the present invention is provided
Including：
Aluminium alloy plate is sent into roller set by step one, delivery machine, and roller set bends to cylinder to aluminium alloy plate；
Step 2, to aluminum pipe outer support and carry out interior agitating friction weldering；
Step 3, to aluminum pipe inner support and carry out outer agitating friction weldering.
In other embodiments of the invention, before cylinder is bent to aluminium alloy plate, also including edge milling machines to aluminium alloy
Plate carries out milling side.In an embodiment of the present invention, first interior weldering, then outside weld.It is welded with first and helps shape for aluminum barrel, weldering can be improved
Connect quality.
The present invention solves large caliber aluminium alloy welding method efficiency at this stage, and yield rate is low, rigidity, precision, intensity
Not enough the drawbacks of, realize high-quality, the processing of efficient automatization of large caliber aluminium alloy.
Although the present invention is disclosed as above with preferred embodiment, which is not for limiting the present invention, any this area
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and techniques content of the disclosure above to this
Bright technical scheme makes possible variation and modification, therefore, every content without departing from technical solution of the present invention, according to the present invention
Technical spirit any simple modification, equivalent variations and modification that above example is made, belong to technical solution of the present invention
Protection domain.
Claims (11)
1. a kind of large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment, it is characterised in that include：Running roller
Group, interior welding outer support wheel（3）, external welding head（4）, external welding inner support wheel（7）, beam（8）With interior welding head（9）；Institute
State roller set and aluminium alloy plate is curled into into pipe；The interior welding outer support wheel（3）Outside pipe, external welding inner support wheel（7）
Inside pipe.
2., according to the large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment described in claim 1, which is special
Levy and be, described roller set includes：First roller set（2）, the second roller set（6）, the 3rd roller set（5）.
3., according to the large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment described in claim 1, which is special
Levy and be, the rotary shaft of the roller set is vertical with the direction that aluminium alloy plate enters double-face forming equipment.
4., according to the large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment described in claim 1, which is special
Levy and be, external welding inner support wheel（7）Circumference it is parallel with welding track；Interior welding outer support wheel（3）Circumference with welding rail
Mark is parallel.
5., according to the large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment described in claim 1, which is special
Levy and be, rectangular coordinate system, the interior welding head are set up in the section of axis in aluminium-alloy pipe（9）Positioned at 270 ° of positions
Put.
6., according to the large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment described in claim 5, which is special
Levy and be, described external welding head（4）In fourth quadrant, with interior welding head（9）Angle be 15 ~ 25 °.
7., according to the large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment described in claim 5, which is special
Levy and be, interior welding head is arranged on beam（8）On, interior welding head（9）There is degree of freedom horizontally and vertically.
8., according to the large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment described in claim 6, which is special
Levy and be, external welding head（4）On base station mounted externally, external welding head（4）There is freedom horizontally and vertically
Degree.
9., according to the large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment described in claim 1, which is special
Levy and be, the surface of inner support wheel has a groove of circumferentially left and right distribution, the groove is used to avoiding interior agitating friction weldering and practices midwifery life
Overlap, the width that external welding inner support wheel is contacted with pipe be 13 ~ 16mm.
10. a kind of large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment as claimed in claim 7, its
It is characterised by, beam internal recessing, for placing head box, beam and head box relative movement add combination or the electricity of slide block by electric cylinder
Machine adds the combination of ball-screw to realize.
11. according to a kind of large caliber aluminium alloy auger friction welding (FW) welding by both sides double-face forming equipment described in claim 2,
Characterized in that, the first roller set（2）The forming requirements for moving up and down to realize various steel pipe specifications, the second roller set（6）Both
Can parallel pressure also can tilted upward, there is provided the lower pressure of aluminium strip bending, the 3rd roller set（5）Move horizontally to adapt to different tube diameters
Requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620557643.0U CN206084122U (en) | 2016-06-12 | 2016-06-12 | Heavy -calibre aluminum alloy tube spiral friction stir welding both sides welding double -sided shaped device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620557643.0U CN206084122U (en) | 2016-06-12 | 2016-06-12 | Heavy -calibre aluminum alloy tube spiral friction stir welding both sides welding double -sided shaped device |
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| CN206084122U true CN206084122U (en) | 2017-04-12 |
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| CN201620557643.0U Active CN206084122U (en) | 2016-06-12 | 2016-06-12 | Heavy -calibre aluminum alloy tube spiral friction stir welding both sides welding double -sided shaped device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017215525A1 (en) * | 2016-06-12 | 2017-12-21 | 上海航天设备制造总厂 | Double-sided welding and double-sided shaping method for large-diameter aluminum alloy tube-making helical friction stir welding (fsw) equipment |
-
2016
- 2016-06-12 CN CN201620557643.0U patent/CN206084122U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017215525A1 (en) * | 2016-06-12 | 2017-12-21 | 上海航天设备制造总厂 | Double-sided welding and double-sided shaping method for large-diameter aluminum alloy tube-making helical friction stir welding (fsw) equipment |
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