CN107378234B - The device and method of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate - Google Patents
The device and method of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate Download PDFInfo
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- CN107378234B CN107378234B CN201710694725.9A CN201710694725A CN107378234B CN 107378234 B CN107378234 B CN 107378234B CN 201710694725 A CN201710694725 A CN 201710694725A CN 107378234 B CN107378234 B CN 107378234B
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- foil plate
- weldment
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- clamping
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Classifications
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/0643—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising mirrors
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/60—Preliminary treatment
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
Abstract
The invention discloses the device and methods of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate, which includes Laser shock loading system, control system, ultrasonic system, feedback system, welding system, Automatic-clamping system and three-dimensional mobile platform system；Laser shock loading system includes condenser lens, lens carrier, lens height adjuster, reflecting mirror and intense pulse laser device；Control system includes computer, intense pulse laser controller, gas pressure regulator, ultrasonic wave controller and three-dimensional mobile platform controller；Ultrasonic system includes supersonic generator and ultrasonic transducer；Feedback system includes piezoelectric material and feedback device；Welding system includes restraint layer, absorbed layer, workpiece placement platform and welding processing pedestal；Automatic-clamping system includes automatic clamping device and cylinder；The present invention adds automatic clamping device and feedback system under ultrasonic vibration, carries out impact welding, available better welding quality to two-layered foil plate by loading laser.
Description
Technical field
The invention belongs to machine-building high speed surge welding fields, assist high speed particularly with regard to ultrasonic vibration
The device and method of surge welding metal foil plate.
Background technique
In recent years, with the fast development of modern industrial technology, scientific technological advance makes rapid progress, product it is miniature
Change, precise treatment and lightness become one of important trend of development of manufacturing, therefore, associated micro element welding technique
Research seems further important.However traditional metal foil interconnection technique can no longer meet the novel metal applied to micro- part
The growth requirement of foil resolves the problem of connecting applied to the double layer of metal foil of micro- part for the matter of Modern Industry Products
Amount improves and cost reduction is of great significance.Laser-impact pressure welding is a kind of relatively new high speed impact pressure welding
Technology, solder bond basic principle is identical as explosive welding and electromagnetic pulse welding, is all using two pieces of metal plates with appropriate
Angle of attack high velocity impact, when the collision angle and impact velocity of top plate and lower plywood be more than critical value when, collision circle
Solid-state metallurgical bonding can occur under the action of the strong plasticity in face is shear-deformable and high temperature and pressure.Laser-impact pressure welding is generally answered
For size, of the same race or dissimilar metal foil plate connection, the diameter of welding region are generally several millimeters below micron.And arteries and veins
Impulse optical parameter controllability is strong and is not limited by material conductivity, therefore latent with very big development in micro element welding field
Power.However for the welding of some dissimilar materials because fusing point, the coefficient of expansion and in terms of there are huge difference, weldering
It is big to connect difficulty.Under single energy field laser high-speed impact welding, however it remains some dissimilar materials not can weld or welding difficulty
The phenomenon that.
Application No. is 201610671249.4 Chinese patents to propose a kind of laser-impact welder and its method, should
Invention by making top plate in welder process inverted trapezoidal step, convenient for formed angle of attack required for impact is welded and
Impact velocity.Certain flying distance must be given at the middle and upper levels by overcoming conventional laser impact welding method between plate and lower plywood
Limitation solves the problems, such as the limitation of upper layer board size stimulated light spot size.But this method be only it is single can off field
Laser-impact welding, is then difficult to carry out impact welding for the material being difficult to solder under normal state.Application No. is
201610688696.0 Chinese patent proposes the device and method for enhancing foil bonding strength under a kind of Laser shock loading, the hair
It is bright under thermal condition, by loading laser, impact welding and clamping are carried out to two layers foil simultaneously, enhanced between foil
Bonding strength.Although the two kinds of energy fields in temperature field and laser have been used in the invention, still remains add during heating
The disadvantages of thermal velocity is slow, and temperature is not easy effective monitoring plays certain softening although heating has an impact to plastic deformation
Effect, but the energy equally consumed also compare it is more, therefore solve be difficult to laser-impact weld it is very important.Publication No. CN
The patent of 103722291A describes the laser-impact welder that angle of attack is continuously adjustable under a kind of vacuum environment, although punching
It is continuously adjustable to hit angle, the welded condition under different angle can be obtained, but is still the laser-impact welding of single energy field.
Summary of the invention
For the deficiency for impacting welding in the prior art, the present invention provides a kind of ultrasonic vibrations to assist high speed impact pressure
The device and method of welding metal foil plate, the device soften foil plate under weldment by addition ultrasonic system, improve weldering
The plasticity of material is connect, and then realizes the welding for being not easy welding material, is fixed on foil plate under weldment by automatic clamping device
It in welding platform, prevents the vibration of ultrasonic wave from move back and forth foil plate under weldment, while adding feedback system control ultrasonic wave
Vibration avoids ultrasonic vibration from generating excessive influence to the sample being welded successfully, entire welding process reliable operation, automatically
Change degree is high, can effectively improve welding efficiency.
The present invention achieves the above technical objects by the following technical means:
Ultrasonic vibration assist high speed impact pressure welding metal foil plate device, including Laser shock loading system, control system,
Ultrasonic system, feedback system, welding system, Automatic-clamping system and three-dimensional mobile platform system；
The three-dimensional mobile platform system includes L-type pedestal and three-dimensional mobile platform；The three-dimensional mobile platform is mounted on L
The upper surface of type pedestal；
The Laser shock loading system includes that condenser lens, lens carrier, lens height adjuster, reflecting mirror and flash swash
Light device；The intense pulse laser device issues on the reflecting mirror that Laser emission is arranged to 45 °, is reflected on condenser lens through reflecting mirror
It is focused, the laser after focusing gets to the surface of restraint layer in welding system；The condenser lens is mounted on lens carrier
On, lens carrier is mounted on lens height adjuster, and lens carrier can carry out height adjustment by lens height adjuster；
Lens height adjuster is mounted on the side of L-type pedestal；
The control system includes computer, intense pulse laser controller, gas pressure regulator and three-dimensional mobile platform control
Device；The intense pulse laser controller, gas pressure regulator, one end of ultrasonic wave controller and three-dimensional mobile platform controller are equal
It is connected with computer by electric signal；The intense pulse laser controller other end passes through electric signal phase with intense pulse laser device
Connection；The gas pressure regulator other end is connected with cylinder by electric signal；The ultrasonic wave controller other end and ultrasound
Wave producer is connected by electric signal；The three-dimensional mobile platform controller other end and three-dimensional mobile platform pass through electric signal
It is connected；
The welding system include restraint layer, restraint layer bracket, restraint layer height adjuster, absorbed layer, workpiece place it is flat
Platform and welding processing pedestal；The constraint is placed on restraint layer bracket, and restraint layer bracket is mounted on restraint layer height adjuster
On, restraint layer bracket can carry out height adjustment by restraint layer height adjuster；Restraint layer height adjuster is vertically mounted on L-type
On the side of pedestal；The welding processing pedestal is mounted in three-dimensional mobile platform；Work is installed on the welding processing pedestal
Part placement platform；
The ultrasonic system includes supersonic generator and ultrasonic transducer；The supersonic generator and ultrasonic wave
Controller is connected by electric signal；The ultrasonic transducer be mounted in workpiece placement platform and with supersonic generator it
Between be connected by electric signal；
The feedback system includes piezoelectric material and feedback device；Described feedback device one end passes through with ultrasonic wave controller
Electric signal is connected；The piezoelectric material is placed in the groove that workpiece placement platform is pre-machined and between feedback device
It is connected by electric signal；
The Automatic-clamping system includes automatic clamping device and cylinder；The cylinder is installed in automatic clamping device
On welding processing pedestal；The automatic clamping device bilateral symmetry is placed in workpiece placement platform two sides；The automatic clamping device
Including Automatic-clamping pedestal, Automatic-clamping platform, wedge block, push rod, retract pin, pressing plate and rotation axis；The Automatic-clamping bottom
Seat lower end is mounted on welding processing pedestal, and Automatic-clamping pedestal upper end is threadedly coupled with Automatic-clamping platform；Automatic-clamping bottom
Seat, Automatic-clamping platform upper end corresponding position offer circular hole, rotation axis are equipped in the circular hole, and Automatic-clamping is flat
Platform, pressing plate and Automatic-clamping pedestal are linked together by rotation axis；Wedge is provided between the push rod and Automatic-clamping platform
Shape block；The wedge block is connected by push rod with the piston rod of cylinder；The pin that retracts is as between wedge block and pressing plate
Director element.
Preferably, the size of the groove of the workpiece placement platform is 60mm × 60mm × 0.5mm.
Preferably, the size of the piezoelectric material is 60mm × 60mm × 0.5mm, the size with workpiece placement platform groove
Match.
Preferably, the lower surface on the pressing plate far from Automatic-clamping platform end is provided with boss, and the boss is as workpiece
Pressed parts.
Preferably, it is the guide rail of swallow-tail form that, which there are two sections being arranged symmetrically in the wedge block lower surface,；The automatic folder
The dovetail groove matched with wedge block guide rail is offered on tight platform, guide rail is mounted in dovetail groove and can slide in dovetail groove
It is dynamic.
Preferably, the ultrasonic transducer is three.
Method based on ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate device, comprising the following steps:
S1, the to-be-welded region of foil plate under foil plate on weldment and weldment polished with sand paper with remove impurity and
Oxide layer uses alcohol as cleaning agent by foil plate wiped clean under foil plate on weldment and weldment, and naturally dry is clear to obtain
Clean surface；Foil plate is different metal materials under foil plate and weldment on the weldment；
S2, using the K9 glass of 3mm thickness as restraint layer, sprayed below restraint layer one layer it is pitch-dark, as absorbed layer, will walk
Foil plate is attached to the lower surface of absorbed layer on pretreated weldment in rapid S1；Foil plate under weldment is placed on workpiece placement platform
On, computer control pressure controller stretches out cylinder, so that automatic clamping device compresses foil plate under weldment, adjusts weldering
The distance between foil plate under foil plate and weldment on fitting；
S3, ultrasonic wave controller is adjusted, control supersonic generator to guarantee ultrasonic transducer in each processing
Time of vibration to foil plate under weldment is respectively 30 seconds, 2 minutes and carries out laser high-speed surge weldering again after five minutes；
S4, adjusting lens height adjuster focus laser on absorbed layer in step s 2, adjust spot diameter；?
After reaching requirement certain ultrasonic activation time, control intense pulse laser device carries out single-impact to foil plate on weldment, swashs
Light reaches absorbed layer upper surface, and absorbed layer surface portion is generated high temperature and pressure plasma, plasma after gasification and ionization
Splash expansion, reaction force can form shock wave outward rapidly, and under shock wave, high-speed impact arrives foil plate on weldment
Under weldment on foil plate, solid-state metallurgical bonding occurs in the shear-deformable effect with high temperature and pressure of the strong plasticity of impinging interfaces；When
It is soldered in a flash, piezoelectric material also can under foil plate on weldment and weldment foil plate collide during become
Shape, the piezoelectric signal of generation are transferred to feedback device, and feedback device can issue electric signal to ultrasonic wave controller and control ultrasonic wave
Generator is closed, and the ultrasonic activation for making to act on welding region stops, to complete a welding process；
S5, it completes after once welding, computer control pressure controller, gas pressure regulator controls cylinder and shrinks, so that
Foil plate unclamps under clamped weldment, takes out the workpiece to link together；Repetition step S2, S3, S4 can be obtained required
Welded specimen；
S6, remove face of weld it is pitch-dark to get arrive smooth welded specimen.
Preferably, the frequency of the ultrasonic transducer is 25KHZ, power 100W.
Preferably, on the weldment foil plate with a thickness of 20 μm~40 μm, under weldment foil plate with a thickness of 50 μm~
100μm.The beneficial effects of the present invention are:
Compared with prior art, the present invention is by load ultrasonic system, by laser high-speed surge welding technique and
Ultrasonic technology combines, and realizes the high speed impact pressure welding technique under the conditions of ultrasonic wave and laser Multi-energy field.Pass through
Ultrasonic wave softening is carried out to foil plate under weldment in advance, improves the plasticity of foil plate under weldment, and then improve the quality of welding, though
Right someone can also carry out softening to foil plate under weldment by way of heating to improve plasticity, but soften with ultrasonic wave
It compares, consume energy big and inefficiency.In the case where carrying out ultrasonic vibration to foil plate under weldment, pass through automatic clamping device
Pressing plate the workpiece that will carry out high speed impact pressure welding is compressed, prevent in process due to vibration lead to work
The movement of part, while feedback device is added, guarantee that the moment ultrasonic activation terminated in welding can stop, reducing ultrasonic wave
To the subsequent affect for being welded successfully sample.Heretofore described automatic clamping device and ultrasonic control system automates journey
Degree is high, and machining accuracy is high, while impacting welding process stability and high efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate in the present invention；
Fig. 2 is the nucleus structural schematic diagram of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate of the present invention；
Fig. 3 is the structural schematic diagram of automatic clamping device in the present invention；
Fig. 4 is the three dimensional structure diagram of automatic clamping device in the present invention；
Fig. 5 is the three-dimensional structure constitutional diagram of automatic clamping device in the present invention；
Fig. 6 is the process schematic that weld preparation starts in the present invention；
Fig. 7 is that shock wave makes foil plate on weldment start to hit foil plate welding process schematic diagram under weldment in the present invention；
Fig. 8 is the schematic diagram after being welded successfully in the present invention.
Appended drawing reference is as follows:
1-L type pedestal；2- three-dimensional mobile platform；3- welding processing pedestal；4- automatic clamping device；5- cylinder；6- welding
Foil plate on part；7- absorbed layer；8- restraint layer height adjuster；9- restraint layer bracket；10- restraint layer；11- lens height is adjusted
Device；12- lens carrier；13- condenser lens；14- reflecting mirror；15- intense pulse laser device；16- intense pulse laser controller；17-
Computer；18- gas pressure regulator；19- ultrasonic wave controller；20- three-dimensional mobile platform controller；21- feedback device；22- is super
Sonic generator；23- ultrasonic transducer；24- piezoelectric material；Foil plate under 25- weldment；26- workpiece placement platform；27- is certainly
Dynamic grip base；28- Automatic-clamping platform；29- wedge block；30- push rod；31- retracts pin；32- pressing plate；33- rotation axis；34-
Shock wave.
Specific embodiment
Present invention will be further explained with reference to the attached drawings and specific examples, but protection scope of the present invention is simultaneously
It is without being limited thereto.
The device of the present invention in ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate is shown in conjunction with attached drawing 1
A kind of embodiment, described device include Laser shock loading system, control system, ultrasonic system, feedback system, welding system
System, Automatic-clamping system and three-dimensional mobile platform system.
The three-dimensional mobile platform system includes L-type pedestal 1 and three-dimensional mobile platform 2；The three-dimensional mobile platform 2 is installed
In the upper surface of L-type pedestal 1.
The Laser shock loading system includes condenser lens 13, lens carrier 12, lens height adjuster 11,14 and of reflecting mirror
Intense pulse laser device 15；The intense pulse laser device 15 issues on the reflecting mirror 14 that Laser emission is arranged to 45 °, through reflecting mirror 14
It is reflected on condenser lens 13 and is focused, the laser after focusing gets to the surface of restraint layer 10 in welding system；It is described poly-
Focus lens 13 are mounted on lens carrier 12, and lens carrier 12 is mounted on lens height adjuster 11, and lens carrier 12 can
Height adjustment is carried out by lens height adjuster 11；Lens height adjuster 11 is mounted on the side of L-type pedestal 1.
The control system includes that computer 17, intense pulse laser controller 16, gas pressure regulator 18 and three-dimensional movement are flat
Platform controller 20；The intense pulse laser controller 16, gas pressure regulator 18, ultrasonic wave controller 19 and three-dimensional mobile platform
One end of controller 20 is connected with computer 17 by electric signal；16 other end of intense pulse laser controller and strong arteries and veins
Laser 15 is rushed to be connected by electric signal；18 other end of gas pressure regulator is connected with cylinder 5 by electric signal；It is described
19 other end of ultrasonic wave controller is connected with supersonic generator 22 by electric signal；The three-dimensional mobile platform controller 20
The other end is connected with three-dimensional mobile platform 2 by electric signal.
The welding system includes that restraint layer 10, restraint layer bracket 9, restraint layer height adjuster 8, absorbed layer 7, workpiece are put
Horizontalization platform 26 and welding processing pedestal 3；The restraint layer 10 is placed on restraint layer bracket 9, and restraint layer bracket 9 is mounted on restraint layer
On height adjuster 8, restraint layer bracket 9 can carry out height adjustment by restraint layer height adjuster 8；Restraint layer height adjuster
8 are vertically mounted on the side of L-type pedestal 1；The welding processing pedestal 3 is mounted in three-dimensional mobile platform 2；The welding adds
Workpiece placement platform 26 is installed on work pedestal 3.
In conjunction with shown in attached drawing 2, the ultrasonic system includes supersonic generator 22 and ultrasonic transducer 23；It is described super
Sonic generator 22 is connected with ultrasonic wave controller 19 by electric signal；The ultrasonic transducer 23 is mounted on workpiece placement
The bottom of platform 26 is simultaneously connected between supersonic generator 22 by electric signal；The feedback system includes piezoelectric material 24
With feedback device 21；Described 21 one end of feedback device is connected with ultrasonic wave controller 19 by electric signal；The piezoelectric material
24 are placed in the groove that workpiece placement platform 26 is pre-machined and are connected between feedback device 21 through electric signal；Institute
The size for stating the groove of workpiece placement platform 26 is 60mm × 60mm × 0.5mm；The size of the piezoelectric material 24 be 60mm ×
60mm × 0.5mm matches with the groove size of workpiece placement platform 26.
In conjunction with shown in attached drawing 2 and 3, the Automatic-clamping system includes automatic clamping device 4 and cylinder 5；The cylinder 5 with
Automatic clamping device 4 is installed on welding processing pedestal 3；It is flat that 4 bilateral symmetry of automatic clamping device is placed in workpiece placement
26 two sides of platform；The automatic clamping device includes Automatic-clamping pedestal 27, Automatic-clamping platform 28, wedge block 29, push rod 30, draws
It is sold back to a grain-producing area 31, pressing plate 32 and rotation axis 33；27 lower end of Automatic-clamping pedestal is mounted on welding processing pedestal 3, Automatic-clamping
27 upper end of pedestal is threadedly coupled with Automatic-clamping platform 28；Automatic-clamping pedestal 27,28 upper end corresponding position of Automatic-clamping platform
Place offers circular hole, and rotation axis 33, and Automatic-clamping platform 28, pressing plate 32 and Automatic-clamping pedestal 27 are equipped in the circular hole
It is linked together by rotation axis 33；Wedge block 29 is provided between the push rod 30 and Automatic-clamping platform 28；The wedge shape
Block 29 is connected by push rod 30 with the piston rod of cylinder 5；The pin 31 that retracts is as leading between wedge block 29 and pressing plate 32
To element；Lower surface on the pressing plate 32 far from 28 end of Automatic-clamping platform is provided with boss, pressure of the boss as workpiece
Tight position；It is the guide rail of swallow-tail form that, which there are two sections being arranged symmetrically in 29 lower surface of wedge block,；The Automatic-clamping platform
The dovetail groove matched with 29 guide rail of wedge block is offered on 28, guide rail is mounted in dovetail groove and can slide in dovetail groove
It is dynamic；When gas pressure regulator 18, which controls push rod 30, to be stretched out, wedge block 29 can be moved along dovetail groove guide rail, the side quilt of pressing plate 32
It jacking up, pressing plate 32 can be rotated around rotation axis 33, so that the other side will compress foil plate 25 under weldment, meanwhile, retract pin
31 are used as director element, can effectively avoid pressing plate 32 from shifting during rotation.
The present invention also provides the methods of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate, specifically include following
Step:
S1, the to-be-welded region of foil plate 25 under foil plate 6 on weldment and weldment is polished to go to clean with sand paper
Matter and oxide layer use alcohol as cleaning agent by 25 wiped clean of foil plate under foil plate 6 on weldment and weldment, naturally dry with
Obtain clean surface；On the weldment foil plate 6 with a thickness of 20 μm~40 μm, foil plate 25 with a thickness of 50 μm under weldment
~100 μm；Foil plate 25 is different metal materials under foil plate 6 and weldment on the weldment；
S2, using the K9 glass after 3mm as restraint layer 10, sprayed below restraint layer 10 one layer it is pitch-dark, as absorbed layer
7, foil plate 6 on weldment pretreated in step S1 is attached to the lower surface of absorbed layer 7；Foil plate 25 under weldment is placed on work
On part placement platform 26,17 control pressure controller 18 of computer stretches out cylinder 5, so that automatic clamping device 4 is by weldment
Lower foil plate 25 compresses, and adjusts on weldment the distance between foil plate 25 under foil plate 6 and weldment；
S3, ultrasonic wave controller 19 is adjusted, control supersonic generator 22 to guarantee ultrasonic waves in each processing
Energy device 23 is respectively 30 seconds, 2 minutes to the time of vibration of foil plate 25 under weldment and carries out laser high-speed percussive pressure again after five minutes
Power weldering；
S4, adjusting lens height adjuster 11 focus laser on absorbed layer 7 in step 2, adjust spot diameter；
After reaching requirement certain ultrasonic activation time, control intense pulse laser device 15 carries out single punching to foil plate 6 on weldment
It hitting, laser reaches 7 upper surface of absorbed layer, and 7 surface portion of absorbed layer is generated high temperature and pressure plasma after gasification and ionization, etc.
Outside splash expansion, reaction force can form shock wave 34 to gas ions rapidly, and foil plate 6 is acted in shock wave 34 on weldment
Under, under high-speed impact to weldment on foil plate 25, occur in the shear-deformable effect with high temperature and pressure of the strong plasticity of impinging interfaces
Solid-state metallurgical bonding；When it is soldered in a flash, piezoelectric material 24 also can on weldment foil plate 25 under foil plate 6 and weldment
It deforms during collision, the piezoelectric signal of generation is transferred to feedback device 21, and feedback device 21 can control ultrasonic wave
Device 19 issues electric signal control supersonic generator 22 and closes, and the ultrasonic activation for making to act on welding region stops, thus
Complete a welding process；
S5, it completes after once welding, 17 control pressure controller 18 of computer, gas pressure regulator 18 controls cylinder 5 and receives
Contracting takes out the workpiece to link together so that foil plate 25 unclamps under clamped weldment；Repeating step S2, S3, S4 can obtain
To required welded specimen；
S6, remove face of weld it is pitch-dark to get arrive smooth welded specimen.
In conjunction with the high speed impact pressure welding process that attached drawing 6, Fig. 7, Fig. 8 are under ultrasonic vibration: its process is as follows: welding
Before, supersonic generator 22 is opened by computer 17, is kept for the time required for vibrating, controls laser single-impact,
Laser reaches 7 surface of absorbed layer, and 7 surface portion of absorbed layer is generated high temperature and pressure plasma, plasma after gasification and ionization
Outside splash expansion, reaction force can form shock wave 34 to body rapidly, on weldment foil plate 6 under the effect of shock wave 34,
Under high-speed impact weldment on foil plate 25, high speed impact pressure welding is realized, while piezoelectric material 24 is hit and can also generate
Piezoelectric signal returns to feedback device 21 and controls the closing of supersonic generator 22, completes a Welding experiment.
The embodiment is a preferred embodiment of the present invention, but present invention is not limited to the embodiments described above, not
In the case where substantive content of the invention, any conspicuous improvement that those skilled in the art can make, replacement
Or modification all belongs to the scope of protection of the present invention.
Claims (9)
1. ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate device, which is characterized in that including Laser shock loading system,
Control system, ultrasonic system, feedback system, welding system, Automatic-clamping system and three-dimensional mobile platform system；
The three-dimensional mobile platform system includes L-type pedestal (1) and three-dimensional mobile platform (2)；Three-dimensional mobile platform (2) peace
Mounted in the upper surface of L-type pedestal (1)；
The Laser shock loading system includes condenser lens (13), lens carrier (12), lens height adjuster (11), reflecting mirror
(14) and intense pulse laser device (15)；The intense pulse laser device (15) issues the reflecting mirror (14) that Laser emission is arranged to 45 °
On, it is reflected on condenser lens (13) and is focused through reflecting mirror (14), the laser after focusing gets to restraint layer in welding system
(10) surface；The condenser lens (13) is mounted on lens carrier (12), and lens carrier (12) is mounted on lens height
On adjuster (11), and lens carrier (12) can carry out height adjustment by lens height adjuster (11)；Lens height is adjusted
Device (11) is mounted on the side of L-type pedestal (1)；
The control system includes that computer (17), intense pulse laser controller (16), gas pressure regulator (18) and three-dimensional are mobile
Platform controller (20)；The intense pulse laser controller (16), gas pressure regulator (18), ultrasonic wave controller (19) and three
One end of dimension mobile platform controller (20) is connected with computer (17) by electric signal；The intense pulse laser controller
(16) other end is connected with intense pulse laser device (15) by electric signal；Gas pressure regulator (18) other end and cylinder
(5) it is connected by electric signal；Ultrasonic wave controller (19) other end passes through electric signal phase with supersonic generator (22)
Connection；Three-dimensional mobile platform controller (20) other end is connected with three-dimensional mobile platform (2) by electric signal；
The welding system includes restraint layer (10), restraint layer bracket (9), restraint layer height adjuster (8), absorbed layer (7), work
Part placement platform (26) and welding processing pedestal (3)；The restraint layer (10) is placed on restraint layer bracket (9), restraint layer bracket
(9) it is mounted on restraint layer height adjuster (8), restraint layer bracket (9) can carry out height by restraint layer height adjuster (8)
It adjusts；Restraint layer height adjuster (8) is vertically mounted on the side of L-type pedestal (1)；Welding processing pedestal (3) installation
On three-dimensional mobile platform (2)；Workpiece placement platform (26) are installed on the welding processing pedestal (3)；
The ultrasonic system includes supersonic generator (22) and ultrasonic transducer (23)；The supersonic generator (22)
It is connected with ultrasonic wave controller (19) by electric signal；The ultrasonic transducer (23) is mounted on workpiece placement platform (26)
It is interior and be connected between supersonic generator (22) by electric signal；
The feedback system includes piezoelectric material (24) and feedback device (21)；Described feedback device (21) one end and ultrasonic wave control
Device (19) processed is connected by electric signal；The piezoelectric material (24) be placed on workpiece placement platform (26) be pre-machined it is recessed
It is connected in slot and between feedback device (21) through electric signal；
The Automatic-clamping system includes automatic clamping device (4) and cylinder (5)；The cylinder (5) and automatic clamping device (4)
It is installed on welding processing pedestal (3)；The automatic clamping device (4) is symmetrically placed in workpiece placement platform (26) two
Side；The automatic clamping device include Automatic-clamping pedestal (27), Automatic-clamping platform (28), wedge block (29), push rod (30),
Retract pin (31), pressing plate (32) and rotation axis (33)；Automatic-clamping pedestal (27) lower end is mounted on welding processing pedestal (3)
On, Automatic-clamping pedestal (27) upper end is threadedly coupled with Automatic-clamping platform (28)；Automatic-clamping pedestal (27), Automatic-clamping are flat
Platform (28) upper end corresponding position offers circular hole, is equipped in the circular hole rotation axis (33), and Automatic-clamping platform (28),
Pressing plate (32) and Automatic-clamping pedestal (27) are linked together by rotation axis (33)；The push rod (30) and Automatic-clamping platform
(28) wedge block (29) are provided between；The wedge block (29) is connected by push rod (30) with the piston rod of cylinder (5)；Institute
It states and retracts pin (31) as the director element between wedge block (29) and pressing plate (32).
2. the device of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate according to claim 1, feature exist
In the size of the groove of the workpiece placement platform (26) is 60mm × 60mm × 0.5mm.
3. the device of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate according to claim 1, feature exist
In the size of the piezoelectric material (24) is 60mm × 60mm × 0.5mm, the size phase with workpiece placement platform (26) groove
Match.
4. the device of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate according to claim 1, feature exist
In the lower surface far from Automatic-clamping platform (28) end on the pressing plate (32) is provided with boss, pressure of the boss as workpiece
Tight position.
5. the device of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate according to claim 1, feature exist
In it is the guide rail of swallow-tail form that, which there are two sections being arranged symmetrically in wedge block (29) lower surface,；The Automatic-clamping platform
(28) dovetail groove matched with wedge block (29) guide rail is offered on, guide rail is mounted in dovetail groove and can be in dovetail groove
Sliding.
6. the device of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate according to claim 1, feature exist
In the ultrasonic transducer (23) is three.
7. ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate device according to any one of claims 1 to 6
Application method, which comprises the following steps:
S1, the to-be-welded region of foil plate (25) under foil plate (6) on weldment and weldment is polished to go to clean with sand paper
Matter and oxide layer use alcohol, by foil plate (25) wiped clean under foil plate (6) on weldment and weldment, to dry in the air naturally as cleaning agent
It does to obtain clean surface；Foil plate (25) is different metal materials under foil plate (6) and weldment on the weldment；
S2, using the K9 glass of 3mm thickness as restraint layer (10), restraint layer (10) spray below one layer it is pitch-dark, as absorbed layer
(7), foil plate (6) on weldment pretreated in step S1 is attached to the lower surface of absorbed layer (7)；By foil plate (25) under weldment
It is placed on workpiece placement platform (26), computer (17) control pressure controller (18), stretches out cylinder (5), so that automatically
Clamping device (4) compresses foil plate (25) under weldment, adjusts on weldment under foil plate (6) and weldment between foil plate (25)
Distance；
S3, ultrasonic wave controller (19) are adjusted, control supersonic generator (22) to guarantee ultrasonic waves in each processing
Energy device (23) is respectively 30 seconds, 2 minutes to the time of vibration of foil plate (25) under weldment and carries out laser high-speed punching again after five minutes
Hit Pressure Welding；
S4, adjusting lens height adjuster (11) focus laser on absorbed layer (7) in step s 2, and it is straight to adjust hot spot
Diameter；After reaching requirement certain ultrasonic activation time, control intense pulse laser device (15) carries out foil plate (6) on weldment
Single-impact, laser reach absorbed layer (7) upper surface, and absorbed layer (7) surface portion is generated high temperature and pressure after gasification and ionization
Plasma, outside splash expansion, reaction force can be formed shock wave (34) plasma rapidly, foil plate (6) on weldment
Shock wave (34) effect under, under high-speed impact to weldment on foil plate (25), the strong plasticity of impinging interfaces it is shear-deformable and
Solid-state metallurgical bonding occurs for the effect of high temperature and pressure；When it is soldered in a flash, piezoelectric material (24) also can be on weldment
It deforms during foil plate (25) collision under foil plate (6) and weldment, the piezoelectric signal of generation is transferred to feedback device
(21), feedback device (21) can issue electric signal control supersonic generator (22) to ultrasonic wave controller (19) and close, and make to make
Ultrasonic activation used in welding region stops, to complete a welding process；
S5, it completes after once welding, computer (17) control pressure controller (18), gas pressure regulator (18) controls cylinder
(5) it shrinks, so that foil plate (25) unclamps under clamped weldment, takes out the workpiece to link together；Repetition step S2, S3,
Required welded specimen can be obtained in S4；
S6, remove face of weld it is pitch-dark to get arrive smooth welded specimen.
8. the application method of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate device according to claim 7,
It is characterized in that, the frequency of the ultrasonic transducer (23) is 25KHZ, power 100W.
9. the application method of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate device according to claim 7,
It is characterized in that, on the weldment foil plate (6) with a thickness of 20 μm~40 μm, foil plate (25) with a thickness of 50 μm under weldment
~100 μm.
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| CN201710694725.9A CN107378234B (en) | 2017-08-15 | 2017-08-15 | The device and method of ultrasonic vibration auxiliary high speed impact pressure welding metal foil plate |
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| CN108796206B (en) * | 2018-06-20 | 2019-12-03 | 江苏大学 | A kind of the compound curved surface intensifying device and method of laser-impact and ultrasonic vibration |
| CN109048033B (en) * | 2018-08-24 | 2020-12-18 | 江苏大学 | Device and method for underwater impact welding of metal and ceramic under laser loading |
| CN109048048A (en) * | 2018-08-24 | 2018-12-21 | 江苏大学 | A kind of laser-impact welder and its method for pasting compound plate based on automatic clamping |
| CN109048034B (en) * | 2018-08-24 | 2020-11-20 | 江苏大学 | Device and method for laser shock welding of metal foil plate with automatic middle layer spraying function |
| CN109048051B (en) * | 2018-08-27 | 2020-06-26 | 江苏大学 | Three-dimensional adjustable laser beam expanding and focusing device |
| CN109079312B (en) * | 2018-08-28 | 2021-06-22 | 江苏大学 | Automatic clamping and taking device and method for warm-heat-assisted laser shock welding |
| CN112787008A (en) * | 2021-01-21 | 2021-05-11 | 滁州市汇能鑫新能源科技有限公司 | Lithium battery cap forming process method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071910A (en) * | 2013-01-14 | 2013-05-01 | 广东工业大学 | Double-ultrasonic-high-frequency induction combined precision micro-connection device and method |
| CN106166839A (en) * | 2016-08-08 | 2016-11-30 | 江苏大学 | Automatic clamping device based on laser transmission welding and control method thereof |
| CN106271067A (en) * | 2016-08-18 | 2017-01-04 | 江苏大学 | The device and method of foil bonding strength is strengthened under a kind of Laser shock loading |
-
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071910A (en) * | 2013-01-14 | 2013-05-01 | 广东工业大学 | Double-ultrasonic-high-frequency induction combined precision micro-connection device and method |
| CN106166839A (en) * | 2016-08-08 | 2016-11-30 | 江苏大学 | Automatic clamping device based on laser transmission welding and control method thereof |
| CN106271067A (en) * | 2016-08-18 | 2017-01-04 | 江苏大学 | The device and method of foil bonding strength is strengthened under a kind of Laser shock loading |
| CN106271067B (en) * | 2016-08-18 | 2018-04-03 | 江苏大学 | Strengthen the device and method of foil bonding strength under a kind of Laser shock loading |
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