CN107931822A - The static shaft shoulder agitating friction weldering connection device and method of a kind of variable-angle corner joint - Google Patents
The static shaft shoulder agitating friction weldering connection device and method of a kind of variable-angle corner joint Download PDFInfo
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- CN107931822A CN107931822A CN201711208533.9A CN201711208533A CN107931822A CN 107931822 A CN107931822 A CN 107931822A CN 201711208533 A CN201711208533 A CN 201711208533A CN 107931822 A CN107931822 A CN 107931822A
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- shaft shoulder
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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
- 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
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Abstract
The present invention is a kind of static shaft shoulder agitating friction weldering connection device of variable-angle corner joint, including：The platform of static shaft shoulder stirring-head and the supporting fixation that can change fillet angle workpiece to be welded.Static shaft shoulder stirring-head includes mixing needle, the static shaft shoulder, conducting wire rigid-connecting device and the folded ring of sealing, wherein, the static shaft shoulder is connected by rigidly fixing with friction stir welding machine main shaft, the folded ring of stainless steel sealing is equipped between mixing needle and the static shaft shoulder, for preventing aluminium alloy in welding process from squeezing into the gap of the static shaft shoulder and mixing needle；The platform of fixed workpiece to be welded includes the backing plate of support aluminum alloy plate materials, changes the semicircle sliding block at angle of inclination, the pressing plate of fixed sliding block, the base of support slipper and the workbench with T-slot.For the angle welding of different-thickness different angle, it is only necessary to which the angle for adjusting the static shaft shoulder and backing plate can be carried out welding, the time of the platform of the fixed workpiece to be welded of replacement and cost when avoiding the angle welding of welding different angle.
Description
Technical field
The present invention relates to the method and apparatus of agitating friction weldering, more particularly to a kind of stationary shaft of variable-angle corner connection weld seam
The method and apparatus of shoulder agitating friction welding.
Background technology
Agitating friction weldering (Friction Stir Welding, abbreviation FSW) is to be invented by Britain's institute of welding for 1991
(US5460317) a kind of solid phase joining technique, the welding especially suitable for low-melting alloys such as aluminium.Agitating friction welding utilizes
The frictional heat that the shaft shoulder and mixing needle are produced with friction of workpiece makes the material near welding point reach mecystasis, material flowing
Property increase, when stirring-head moves forward, the material of plastification is moved under the extruding of the shaft shoulder and the stirring action of mixing needle
To the rear of stirring-head, welding point is cooled into, material does not melt in welding process, and maximum temperature is about materials to be welded fusing point
80%.Compared with the connection methods such as melting welding, soldering, riveting, which has low heat input, the small, cleanliness without any pollution of deformation, weldering
Many advantages, such as intensity is higher is stitched, has been widely used for aerospace, track traffic, ship, automobile, power electronics, weapons system
Make, build, electrically etc. industry.With advances in technology with the gradual perfection of auxiliary facility, the research and application of agitating friction weldering
Just enter Rapid development stage.
The immense success that FSW technologies are obtained in aluminium alloy structure manufacturing field so that it is intended that it is applied to various welderings
Connect the connection of joint form and metal material.But the commercial Application of current most of FSW technologies is mainly limited to simply connect
Capitiform formula, the T-shaped largely used in being manufactured applied to structures such as aircraft fuselage, ship deck, automobile and train vehicle bodies connect
When head, angle welding and box structure, limited by the stirring tool shaft shoulder, FSW technologies are difficult to apply to the manufacture of these structures；To
When FSW Technique Popularizings are applied to welding low thermal conductivity material such as titanium alloy, due to the stirring tool shaft shoulder and the friction by weldering surface
Heat effect (produce 70%~80% most of heat) so that face of weld overheats and substantially uneven along thickness of slab temperature, from
And it is difficult to obtain flawless welding point to cause.
To overcome the limitation of traditional FSW technologies, the shaft shoulder is separated with mixing needle on the basis of traditional FSW, is developed quiet
Only shaft shoulder agitating friction weldering (Stationary Shoulder Friction Stir Welding, SSFSW) technology；It is not only
It can effectively realize the welding of low thermal conductivity material such as titanium alloy etc., and in the manufacture of aluminium alloy angle welding and T-shaped welding point
In there is obvious advantage.The present invention is directed to the angle welding of different angle, develops the adjustable static shaft shoulder and variable angle
The platform of the fixation workpiece to be welded of degree, it is only necessary to adjust the static shaft shoulder and backing plate of different angle, and adjust the angle of sliding block just
Corner connection weld seam and T connector welding can be carried out, replacement fixed workpiece to be welded when avoiding the angle welding of welding different angle
The time of platform and cost.
The content of the invention
The present invention designs a kind of static shaft shoulder agitating friction weldering connection device of the corner joint of variable-angle, mesh of the invention
Be that to provide a kind of structure reliable, easy to operate, using effect is good, can conveniently realize 90 ° to 150 ° corner joints welding
Static shaft shoulder agitating friction weldering connection device.
Realize the technical scheme is that：
A kind of static shaft shoulder agitating friction weldering connection device of variable-angle corner joint, the device are stirred including the static shaft shoulder
The platform of head and fixed workpiece to be welded；Static shaft shoulder stirring-head includes：Mixing needle, the static shaft shoulder, the first conducting wire rigid-connecting device,
Second conducting wire rigid-connecting device and the folded ring of sealing；The platform of fixed workpiece to be welded includes：Support the backing plate of aluminum alloy plate materials, change
The semicircle sliding block at angle of inclination, the pressing plate of fixed sliding block, the base of support slipper and the workbench with T-slot；
Wherein, the first conducting wire rigid-connecting device is fixed on agitating friction weldering head by double-threaded screw, nut；By mixing needle
It is fixed on the handle of a knife of friction stir welding machine main shaft；The folded ring of sealing is installed in the seal groove of the static shaft shoulder, then by the static shaft shoulder
The second conducting wire rigid-connecting device is inserted into, subsequent screw is screwed into two tightening threaded holes of the second conducting wire rigid-connecting device, press-in pair
Two location holes of the static shaft shoulder are answered, the static shaft shoulder is fixed；Second conducting wire rigid-connecting device is connected to by hexagon socket head cap screw
Mixing needle is set to sequentially pass through the second conducting wire rigid-connecting device, the static shaft shoulder on one conducting wire rigid-connecting device.
Further, mixing needle is integrally made of H13 mould steel, is sealed folded ring material and is used 304 stainless steels, its remaining part
Part is made of 45 steel.
Further, gap is 0.2~0.5mm between mixing needle and the static shaft shoulder.
Further, mixing needle end is equipped with than mixing needle root diameter (RD) 4~6mm of overstriking, the shaft shoulder of long 4~6mm.
Further, the folded ring of sealing is equipped between mixing needle and the static shaft shoulder, for preventing aluminium alloy in welding process from squeezing
Enter the gap of mixing needle and the static shaft shoulder.
Further, the second conducting wire rigid-connecting device both sides are equipped with two tightening threaded holes, for the fixed static shaft shoulder；Second
Conducting wire rigid-connecting device both sides are equipped with dismounting threaded hole, and squeezing into mixing needle and static pivot clearance when welding material makes both adhesions
When, both are separated；Second conducting wire rigid-connecting device processes concentricity when positioning convex platform ensures installation in upper surface.
Further, the static shaft shoulder is arranged to avoid the square structure rotated in welding process；Static shaft shoulder both sides are equipped with
Two location holes are inserted into screw, for avoiding it from sliding up and down；Boss is equipped with static shoulder face, for reducing it
With the contact area of aluminum alloy plate materials to be welded, the frictional resistance in welding process is reduced；Peace is equipped with static shaft shoulder interior bone
The seal groove of the folded ring of dress sealing；The convenient plane for being sent into packing material is respectively equipped with the static shaft shoulder, for weld seam knuckle
Molding fillet, it is ensured that plane will be with the shaft shoulder face of the shaft shoulder in same level after installation is complete in the static shaft shoulder.
The static shaft shoulder of the present invention uses split-type design, is easily installed the folded ring of sealing and postwelding cleaning.
For the angle welding of different angle, static shaft shoulder stirring-head needs replacing the mixing needle of different length and different angles
The static shaft shoulder of degree can be carried out welding；The platform of fixed workpiece to be welded only needs replacing the backing plate of different angle, and adjusts
The angle of semicircle sliding block can be carried out the clamping of aluminum alloy plate materials
Further, two a diameter of 10mm of location hole in the static shaft shoulder, depth are 1mm's；Boss size is 0.5mm,
The radius of fillet is the half of thickness of slab.
This method comprises the following steps that：
Step 1, mixing needle assembling is fixed on the handle of a knife of host head using screw, it is then firm by first successively
Property attachment device, the assembling of the second conducting wire rigid-connecting device fix, will then seal folded ring and load the mounting groove of the static shaft shoulder, then will be quiet
Only the shaft shoulder loads conducting wire rigid-connecting device, tightens screw, the circular hole being pressed on the static shaft shoulder, makes stirring needle end part just from quiet
Only expose in the shaft shoulder.
Step 2, the angle of the platform semicircle sliding block of fixed workpiece to be welded is adjusted, matches somebody with somebody the angle of itself and the static shaft shoulder
Close, tighten pressing plate, the angle of fixed semicircle sliding block；Then, fixed backing plate and plate to be welded are installed.
Step 3, friction stir welding machine main spindle's are adjusted in treating welding line surface, utilize trimming hand wheel to adjust stirring-head
Contacted with weldment.
Step 4, according to welding material and the wall thickness setting stirring-head speed of rotation, bonding speed, volume under pressure, start stirring and rub
Soldering equipment is wiped, starts to weld.
Step 5, welding finishes, and agitating friction welding equipment power supply, when mixing needle and static shaft shoulder adhesion occurs, causes to weld
Connection device can not be dismantled, and hexagon socket head cap screw can be screwed into from dismounting threaded hole, the static shaft shoulder is separated with mixing needle, can finally incite somebody to action
The static shaft shoulder takes out cleaning.
Further, workpiece sheet metal thickness to be welded is 5-16mm, and material is aluminium, magnesium or copper alloy, and welding line joint angle is
90°-150°。
Compared with prior art, the present invention it is particularly advantageous in that：
(1) present invention uses static shaft shoulder agitating friction weldering connection technology, overcomes traditional agitating friction weldering welding by changing
Become joint form and realize deficiency caused by angle welding, improve the performance of aluminium alloy angle welding.
(2) present invention uses the split type alternative motionless shaft shoulder, using split-type design, be easily installed the folded ring of sealing and
Postwelding is cleared up, and for the angle welding of different angle, can adjust the static shaft shoulder of different angle.
(3) present invention carries out dynamic sealing using the folded ring of sealing to the gap between the static shaft shoulder and mixing needle, prevents weldering
Aluminium alloy squeezes into the gap of mixing needle and the static shaft shoulder in termination process, the defects of avoiding forming tunnel hole in angle welding, improves
Weldquality.
(4) present invention uses the platform of the fixation workpiece to be welded of variable-angle, it is only necessary to the backing plate of different angle is replaced, and
The angle of the semicircle sliding block of adjustment can be carried out the clamping of aluminum alloy plate materials, help to realize that the angle welding of different angle is fixed
The recycling of the platform of workpiece to be welded.
Brief description of the drawings
Fig. 1 is apparatus of the present invention overall schematic.
Fig. 2 is static shaft shoulder stirring-head schematic diagram.
Fig. 3 is the platform schematic diagram of fixed workpiece to be welded.
Fig. 4 is the diagrammatic cross-section of static shaft shoulder stirring-head.
Fig. 5 is the profile of the static shaft shoulder.
Fig. 6 is the schematic diagram of the different static shaft shoulders.
Wherein, 1 it is mixing needle, 2 be the static shaft shoulder, 3 is the first conducting wire rigid-connecting device, 4 be the second conducting wire rigid-connecting device, 5
To seal folded ring, 6 be the angled backing plate of band of angle welding, 7 be the backing plate on sliding block, 8 be change angle of inclination
Semicircle sliding block, 9,10 is fix the pressing plate of sliding block, and 11 be the base of support slipper, and 12 be the workbench with T-slot, and 13 are
Strengthen the shaft shoulder, 14,15 be tightening threaded hole, and 16,17 be the dismounting threaded hole of the second conducting wire rigid-connecting device, and 18 connect for the second rigidity
The positioning convex platform of connection device, 19,20 be the location hole of the static shaft shoulder, and 21 be static shaft shoulder boss, and 22 be seal groove, and 23 be feeding
The processing plane of packing material, 24 be knuckle.
Embodiment
The following examples can make those skilled in the art that the present invention be more fully understood.
The device of the invention and its method are further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in figures 1 to 6, the present invention is that a kind of static shaft shoulder agitating friction weldering of corner joint for realizing variable-angle connects
Device, including：
Static shaft shoulder stirring-head.
Static shaft shoulder stirring-head includes：Mixing needle 1, the static shaft shoulder 2, conducting wire rigid-connecting device 3,4 and the folded ring 5 of sealing.
Its installation process is the first step, and the first conducting wire rigid-connecting device 3 is connected to stirring and is rubbed by double-threaded screw, nut
Wipe on welding head；Second step, mixing needle 1 is fixed on the handle of a knife of friction stir welding machine main shaft；3rd step, sealing is folded
Ring 5 is installed in the seal groove 22 of the static shaft shoulder 2, then the static shaft shoulder 2 is inserted into the second conducting wire rigid-connecting device 4, then by tightening
Screw is screwed into the tightening threaded hole 14,15 of the second conducting wire rigid-connecting device 4, is pressed into the location hole 19,20 of the static shaft shoulder 2, will be static
The shaft shoulder 2 is fixed；4th step, the second conducting wire rigid-connecting device 4 is connected on the first conducting wire rigid-connecting device 3 by hexagon socket head cap screw to be made
Mixing needle 1 sequentially passes through the second conducting wire rigid-connecting device 4, the static shaft shoulder 2.
The platform of the fixation workpiece to be welded of variable-angle includes：Realize 90 ° of angled backing plates of band with hexagonal angle weld seam
6th, the backing plate 7 on sliding block, changes the semicircle sliding block 8 at angle of inclination, fixes the pressing plate 9,10 of sliding block, support slipper
Base 11 and the workbench 12 with T-slot.
The base 11 of support slipper is installed on by screw in the T-slot of workbench 12, and sliding block 8 is fixed on by pressing plate 9,10
On the groove of base 11, support the backing plate 6,7 of aluminum alloy plate materials to be installed on semicircle sliding block 8, rigidity is provided for aluminum alloy plate materials
Support.
Mixing needle 1 is overall to be made of H13 mould steel, is sealed folded 5 material of ring and is used 304 stainless steels, remaining part uses
45 steel make.
Gap is 0.2~0.5mm between mixing needle 1 and the static shaft shoulder 2.
Mixing needle 1 is processed than mixing needle root diameter (RD) 4~6mm of overstriking, and the shaft shoulder 13 of long 4~6mm, avoids mixing needle tired
Labor is broken.
In the present invention, there is provided the static shaft shoulder and backing plate of hexagonal angle weld seam are realized, for different between realizing 90 ° to 150 °
The angle welding of angle, can specifically be counted according to mixing needle length, root enhancing length of boss and diameter, and fillet angle
Calculate.
The folded ring 5 of sealing is equipped between mixing needle 1 and the static shaft shoulder 2, for preventing aluminium alloy in welding process from squeezing into stirring
The gap of pin 1 and the static shaft shoulder 2, seals folded ring 5 and is installed in the seal groove 22 inside the static shaft shoulder 2.
Second conducting wire rigid-connecting device, 4 both sides process tightening threaded hole 14,15, for the fixed static shaft shoulder 2；Second rigidity
4 both sides of attachment device process dismounting threaded hole 16,17, and squeezing into mixing needle 1 and static 2 gap of the shaft shoulder when welding material makes both
It is during adhesion, both are separated；Second conducting wire rigid-connecting device 4 processes coaxial when positioning convex platform 18 ensures to install in upper surface
Degree.
The static shaft shoulder 2 designs squarely, avoids rotating in welding process；Diameter 10mm is processed in static 2 both sides of the shaft shoulder,
The location hole 19,20 of deep 1mm is inserted into screw, avoids it from sliding up and down；Process 0.5mm's on static 2 surface of the shaft shoulder
Boss 21, reduces its contact area with aluminum alloy plate materials to be welded, reduces the frictional resistance in welding process；In the static shaft shoulder 2
The seal groove 22 of the folded ring 5 of installation sealing is processed in portion's through hole；Convenient feeding packing material is processed respectively in the static shaft shoulder 2
Plane 23, and for the molding fillet 24 of weld seam knuckle, plane 23 will be with the shaft shoulders 13 after in the static shaft shoulder 2, installation is complete
In same level, the radius of fillet 24 is the half of thickness of slab in shaft shoulder face；The static shaft shoulder 2 uses split-type design, just
Folded ring 5 and postwelding cleaning is sealed in installation.
For the angle welding of different angle, the static shaft shoulder 2 that static shaft shoulder stirring-head needs replacing different angle can
Welded；The platform of fixed workpiece to be welded only needs replacing the backing plate 6 of different angle, and adjusts the angle of semicircle sliding block 8
It can be carried out the clamping of aluminum alloy plate materials.
Embodiment
A kind of static shaft shoulder friction stir welding method for corner joint is provided based on above device.
Weld in example, aluminum alloy plate materials thickness 17mm, hexagonal angle connector, then static shaft shoulder stirring-head design is as follows：
Static shaft shoulder radius 8mm, mixing needle root diameter (RD) 16mm, long 16mm, 30 ° of coning angle, root strengthens shaft shoulder diameter
22mm, long 6mm.
Step 1, the assembling of mixing needle 1 is fixed on the handle of a knife of host head using screw, then successively by first
Conducting wire rigid-connecting device 3, the assembling of the second conducting wire rigid-connecting device 4 are fixed, and will then seal the mounting groove folded ring 5 and load the static shaft shoulder 2
22, then the static shaft shoulder 2 is loaded into conducting wire rigid-connecting device 4, screw is tightened, the circular hole 19,20 being pressed on the static shaft shoulder 2, makes
Just expose from the static shaft shoulder 21 end of mixing needle.
Step 2, the angle of the platform semicircle sliding block 8 of fixed workpiece to be welded is adjusted, matches somebody with somebody the angle of itself and the static shaft shoulder 2
Close, tighten pressing plate 9,10, the angle of fixed semicircle sliding block 8；Then, fixed backing plate 6 and aluminum alloy plate materials to be welded are installed.
Step 3, friction stir welding machine main spindle's are adjusted in treating welding line surface, utilize trimming hand wheel to adjust stirring-head
Contacted with weldment.
Step 4, according to welding material and the wall thickness setting stirring-head speed of rotation, bonding speed, volume under pressure, start stirring and rub
Soldering equipment is wiped, starts to weld.
Step 5, welding finishes, and agitating friction welding equipment power supply, when mixing needle 1 and static 2 adhesion of the shaft shoulder occurs, causes
Welder can not be dismantled, and hexagon socket head cap screw can be screwed into from dismounting threaded hole 16,17, the static shaft shoulder 2 is divided with mixing needle 1
From finally the static shaft shoulder 2 being taken out cleaning.
Claims (10)
1. the static shaft shoulder agitating friction weldering connection device of a kind of variable-angle corner joint, it is characterised in that the device includes quiet
The only platform of shaft shoulder stirring-head and fixed workpiece to be welded；Static shaft shoulder stirring-head includes：Mixing needle (1), the static shaft shoulder (2),
First conducting wire rigid-connecting device (3), the second conducting wire rigid-connecting device (4) and the folded ring (5) of sealing；The platform bag of fixed workpiece to be welded
Include：The backing plates (6) of aluminum alloy plate materials, (7) are supported, change the semicircle sliding block (8) at angle of inclination, the pressing plate (9) of fixed sliding block,
(10), the base (11) of support slipper and the workbench (12) with T-slot；
Wherein, the first conducting wire rigid-connecting device (3) is fixed on agitating friction weldering head by double-threaded screw, nut；By mixing needle
(1) it is fixed on the handle of a knife of friction stir welding machine main shaft；The folded ring (5) of sealing is installed in the seal groove (22) of the static shaft shoulder (2),
The static shaft shoulder (2) is inserted into the second conducting wire rigid-connecting device (4) again, subsequent screw is screwed into the second conducting wire rigid-connecting device (4)
Tightening threaded hole (14), (15), are pressed into location hole (19), (20) of the static shaft shoulder (2), and the static shaft shoulder (2) is fixed；Second is firm
Property attachment device (4) is connected on the first conducting wire rigid-connecting device (3) by hexagon socket head cap screw makes mixing needle (1) sequentially pass through second
Conducting wire rigid-connecting device (4), the static shaft shoulder (2).
2. the static shaft shoulder agitating friction weldering connection device of variable-angle corner joint according to claim 1, its feature exist
In the mixing needle (1) is integrally made of H13 mould steel, is sealed folded ring (5) material and is used 304 stainless steels, remaining part
Made of 45 steel.
3. the static shaft shoulder agitating friction weldering connection device of variable-angle corner joint according to claim 1, its feature exist
In gap is 0.2~0.5mm between the mixing needle (1) and the static shaft shoulder (2).
4. the static shaft shoulder agitating friction weldering connection device of the corner joint of variable-angle according to claim 1, its feature
It is, mixing needle (1) end is equipped with than mixing needle root diameter (RD) 4~6mm of overstriking, the shaft shoulder (13) of long 4~6mm.
5. according to the static shaft shoulder agitating friction weldering connection device of claim 1-4 any one of them variable-angle corner joints,
It is characterized in that, the folded ring (5) of sealing is equipped between mixing needle (1) and the static shaft shoulder (2), for preventing aluminium alloy in welding process
Squeeze into the gap of mixing needle (1) and the static shaft shoulder (2).
6. the static shaft shoulder agitating friction weldering connection device of variable-angle corner joint according to claim 1, its feature exist
In the second conducting wire rigid-connecting device (4) both sides are equipped with tightening threaded hole (14), (15), for the fixed static shaft shoulder (2)；Second is firm
Property attachment device (4) both sides be equipped with dismounting threaded hole (16), (17), when welding material squeezes into mixing needle (1) and the static shaft shoulder (2)
It is when gap makes both adhesions, both are separated；Second conducting wire rigid-connecting device (4) processes positioning convex platform (18) guarantor in upper surface
Concentricity during card installation.
7. the static shaft shoulder agitating friction weldering connection device of variable-angle corner joint according to claim 1, its feature exist
In the static shaft shoulder (2) is arranged to avoid the square structure rotated in welding process；The static shaft shoulder (2) both sides are equipped with location hole
(19), (20) are inserted into screw, for avoiding it from sliding up and down；Boss (21) is equipped with the static shaft shoulder (2) surface, is used for
Reduce its contact area with aluminum alloy plate materials to be welded, reduce the frictional resistance in welding process；The static shaft shoulder (2) interior bone
In be equipped with the seal groove (22) of the folded ring (5) of installation sealing；The flat of convenient feeding packing material is processed respectively in the static shaft shoulder (2)
Face (23), for the molding fillet of weld seam knuckle (24), it is ensured that plane (23) will be with after installation is complete in the static shaft shoulder (2)
The shaft shoulder face of the shaft shoulder (13) is in same level.
8. the static shaft shoulder agitating friction weldering connection device of variable-angle corner joint according to claim 7, its feature exist
In location hole (19), (20) a diameter of 10mm in the static shaft shoulder (2), depth are 1mm's；Boss size is 0.5mm, fillet
(24) radius is the half of thickness of slab.
9. the method for the static shaft shoulder agitating friction weldering connection device of a kind of corner joint for variable-angle, it is characterised in that should
Method comprises the following steps that：
Step 1, mixing needle (1) assembling is fixed on the handle of a knife of host head using screw, it is then firm by first successively
Property attachment device (3), the second conducting wire rigid-connecting device (4) assembling fix, will then seal folded ring (5) and load the static shaft shoulder (2)
Mounting groove (22), then the static shaft shoulder (2) is loaded into conducting wire rigid-connecting device (4), screw is tightened, is pressed on the static shaft shoulder (2)
Circular hole (19), (20), mixing needle (1) end is just exposed from the static shaft shoulder (2).
Step 2, the angle of the platform semicircle sliding block (8) of fixed workpiece to be welded is adjusted, matches somebody with somebody the angle of itself and the static shaft shoulder (2)
Close, tighten pressing plate (9), (10), the angle of fixed semicircle sliding block (8)；Then, fixed backing plate (6) and plate to be welded are installed.
Step 3, friction stir welding machine main spindle's are adjusted in treating welding line surface, utilize trimming hand wheel to adjust stirring-head and weldering
Part contacts.
Step 4, according to welding material and the wall thickness setting stirring-head speed of rotation, bonding speed, volume under pressure, agitating friction weldering is started
Equipment, starts to weld.
Step 5, welding finishes, and agitating friction welding equipment power supply, when mixing needle (1) and the static shaft shoulder (2) adhesion occurs, causes
Welder can not be dismantled, and hexagon socket head cap screw can be screwed into from dismounting threaded hole (16), (17), makes the static shaft shoulder (2) and stirring
Pin (1) separates, and can finally take out the static shaft shoulder (2) and clear up.
10. the side of the static shaft shoulder agitating friction weldering connection device according to claim 1 for variable-angle corner joint
Method, it is characterised in that the workpiece sheet metal thickness to be welded is 5-16mm, and material is aluminium, magnesium or copper alloy, welding line joint angle
For 90 ° -150 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711208533.9A CN107931822B (en) | 2017-11-27 | 2017-11-27 | Static shaft shoulder friction stir welding device and method for variable-angle joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711208533.9A CN107931822B (en) | 2017-11-27 | 2017-11-27 | Static shaft shoulder friction stir welding device and method for variable-angle joint |
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| CN107931822A true CN107931822A (en) | 2018-04-20 |
| CN107931822B CN107931822B (en) | 2020-11-06 |
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| CN108817650A (en) * | 2018-09-04 | 2018-11-16 | 北京世佳博科技发展有限公司 | A kind of stirring-head for corner joint Friction Stir Welding |
| CN109396635A (en) * | 2018-10-23 | 2019-03-01 | 上海航天设备制造总厂有限公司 | A kind of Integral corner weld seam friction stir welding tool and method |
| CN109551097A (en) * | 2018-12-10 | 2019-04-02 | 上海航天设备制造总厂有限公司 | A kind of static shaft shoulder friction stir welding method of the coaxial added material of bevel |
| CN109551096A (en) * | 2018-12-10 | 2019-04-02 | 上海航天设备制造总厂有限公司 | A kind of double static shaft shoulders silk filling friction stir welding methods of complete penetraction and fusion in welding |
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| CN110142501A (en) * | 2019-06-25 | 2019-08-20 | 广东省焊接技术研究所（广东省中乌研究院） | A kind of dead axle shoulder friction stir welding tools and its friction stir welding method |
| CN110711935A (en) * | 2019-11-14 | 2020-01-21 | 南通恒力体育用品有限公司 | Barbell rod sleeve friction welding machine |
| CN110802317A (en) * | 2019-11-15 | 2020-02-18 | 中车长春轨道客车股份有限公司 | Static shaft shoulder wire filling friction stir welding machine head system |
| CN111055007A (en) * | 2019-12-11 | 2020-04-24 | 首都航天机械有限公司 | Static shaft shoulder friction stir welding device and method for T-shaped joint |
| CN111230281A (en) * | 2018-11-29 | 2020-06-05 | 南京理工大学 | Efficient static shaft shoulder stirring head for high-strength aluminum alloy variable-angle joint |
| CN111496368A (en) * | 2019-01-31 | 2020-08-07 | 南京理工大学 | Thick plate aluminum alloy angle joint static shaft shoulder stirring friction welding device and method |
| CN111496370A (en) * | 2019-01-31 | 2020-08-07 | 南京理工大学 | Automatic sensing and control method suitable for friction stir welding track of angle joint |
| CN111496369A (en) * | 2019-01-31 | 2020-08-07 | 南京理工大学 | Stirring friction welding device and method for aluminum alloy T-shaped joint filler wire static shaft shoulder |
| CN111531269A (en) * | 2020-06-09 | 2020-08-14 | 东北大学 | Groove-type static shaft shoulder stirring friction processing tool |
| WO2021144561A1 (en) * | 2020-01-14 | 2021-07-22 | Bae Systems Plc | Friction stir welding process |
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| CN111496370B (en) * | 2019-01-31 | 2022-03-18 | 南京理工大学 | Automatic sensing and control method suitable for friction stir welding track of angle joint |
| CN111496369A (en) * | 2019-01-31 | 2020-08-07 | 南京理工大学 | Stirring friction welding device and method for aluminum alloy T-shaped joint filler wire static shaft shoulder |
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| US11806802B2 (en) | 2019-04-12 | 2023-11-07 | Nippon Light Metal Company, Ltd. | Joining method |
| CN110142501A (en) * | 2019-06-25 | 2019-08-20 | 广东省焊接技术研究所（广东省中乌研究院） | A kind of dead axle shoulder friction stir welding tools and its friction stir welding method |
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| TWI744112B (en) * | 2020-11-25 | 2021-10-21 | 國立臺東專科學校 | Constant loading and adjustable inclination platform for friction stir welding |
| CN114147341A (en) * | 2021-11-19 | 2022-03-08 | 内蒙古北方重工业集团有限公司 | Welding method of aluminum alloy shell of space polygonal thick plate |
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| CN114888425A (en) * | 2022-05-24 | 2022-08-12 | 南京理工大学 | Self-cleaning smooth surface stirring tool for static shaft shoulder friction stir welding |
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