CN106735833A - Sound based on eutectic reaction causes instant liquid-phase diffusion welding welding method - Google Patents
Sound based on eutectic reaction causes instant liquid-phase diffusion welding welding method Download PDFInfo
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- CN106735833A CN106735833A CN201611217487.4A CN201611217487A CN106735833A CN 106735833 A CN106735833 A CN 106735833A CN 201611217487 A CN201611217487 A CN 201611217487A CN 106735833 A CN106735833 A CN 106735833A
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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
- B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
- B23K20/023—Thermo-compression bonding
- B23K20/026—Thermo-compression bonding with diffusion of soldering material
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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
- B23K20/10—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating making use of vibrations, e.g. ultrasonic welding
-
- 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
- B23K20/24—Preliminary treatment
Abstract
Instant liquid-phase diffusion welding welding method is caused the invention discloses a kind of sound based on eutectic reaction, is carried out as steps described below：The mother metal surface to be welded to intermediate layer and 2 is cleaned, clamping intermediate layer and mother metal, forms the structure of " mother metal/intermediate layer/mother metal "；Under atmospheric environment, structure is heated, when temperature rises to predetermined temperature, ultrasonic transducer carries out ul-trasonic irradiation to the structure and applies pressure along perpendicular to the direction of surface to be welded；After mother metal and intermediate layer occur eutectic reaction and generate liquid phase, stop heating, ultrasonic transducer continues to carry out ul-trasonic irradiation to the structure and apply pressure, after structure is cooled to room temperature, stops ul-trasonic irradiation and apply pressure, complete welding.The present invention is carried out under atmospheric environment, and using the factor such as sound plastic effect, friction of ultrasonic wave, under solid phase conditions, oxide-film ruptures, and fresh metal comes in contact, and contributes to the generation elements diffusion between intermediate layer and mother metal.
Description
Technical field
The invention belongs to material welding and interconnection technique field, relate in particular to a kind of sound based on eutectic reaction and cause wink
Between liquid-phase diffusion welding welding method.
Background technology
Instant liquid-phase diffusion welding (abbreviation TLP welding) is belonging to a kind of welding method of diffusion welding (DW), and traditional TLP welding is applicable
In the welding of the poor material of weldability, the welding of the materials such as heat-resisting alloy, foreign material is particularly well-suited to.
Traditional TLP welding is, by the use of the fusing point material lower than mother metal as intermediate layer, intermediate layer to be melted by heating
Or produce liquid phase, liquid phase infiltration mother metal surface filling capillary gap using there is eutectic reaction between intermediate layer and mother metal.Solid-liquid
There is elements diffusion between phase, form fine and close interface connection, in subsequent insulating process, melting point depressant expands in mother metal
Dissipate, finally realize that isothermal solidification and Homogenization Process form welding point.
However, the drawbacks of tradition TLP welding procedures have obvious, specific as follows：Need to carry out under vacuum conditions, intermediate layer
The counterdiffusion of element carries out slowly, causing isothermal solidification and homogenization to need to consume longer time between mother metal, and this just makes
The weld interval of traditional TLP welding was up to even hundreds of hours a few houres.Traditional TLP is welded due to completing under vacuum conditions,
It is higher to scantling, shape need, it is unfavorable for continuous production, and high cost, efficiency is low.Welded to xenogenesis material using TLP
When material is attached, because dissimilar welding mother metal fusing point has differences, all exist to intermediate layer and welding temperature selection
Certain limitation.
The content of the invention
In view of the shortcomings of the prior art, transient liquid phase is caused it is an object of the invention to provide a kind of sound based on eutectic reaction
Diffusion welding method, the sound causes instant liquid-phase diffusion welding welding method to be not required to vacuum environment, can be completed under atmospheric environment.
The purpose of the present invention is achieved by following technical proposals.
A kind of sound based on eutectic reaction causes instant liquid-phase diffusion welding welding method, carries out as steps described below：
Step 1, the mother metal surface to be welded to intermediate layer and 2 is cleaned, intermediate layer described in clamping and mother metal, so that 2
The individual mother metal positioned at the upper and lower surface in the intermediate layer, forms the structure of " mother metal/intermediate layer/mother metal " respectively, wherein, institute
Mother metal is stated for metal material or nonmetallic materials, the intermediate layer is that the material of eutectic reaction can occur with the mother metal；
In the step 1, the thickness in the intermediate layer is 0.01~1mm.
In the step 1,2 mother metals are phase same material or unlike material.
In the step 1, the mother metal be fine aluminium, aluminium alloy, kovar alloy, ferrous alloy, metal-base composites,
Cobalt-base alloys, nickel-base alloy, titanium alloy, stainless steel or ceramics.
In the step 1, the method for cleaning the mother metal is：The oily debris and oxide-film on the mother metal surface are removed,
It is polished, is dried after cleaning the mother metal surface with acetone or alcohol.
In the step 1, the method for cleaning the intermediate layer is：Ultrasound is carried out to the intermediate layer with acetone or alcohol
Ripple is cleaned, drying.
Step 2, under atmospheric environment, heats to structure described in step 1, when temperature rises to predetermined temperature, surpasses
Acoustic wave transducer (ultrasonic wave shake head) carries out ul-trasonic irradiation to the structure and applies pressure along perpendicular to the direction of surface to be welded,
Wherein, the predetermined temperature is less than the fusing point in the intermediate layer and can make the mother metal that eutectic reaction occur with intermediate layer；
In the step 2, the pressure of the pressure is 0.1~5.0MPa, preferably 0.15~2MPa.
In the step 2, structure described in step 1 is heated by external heat source.
In the step 2, the external heat source is electric arc, laser, electron beam, heat transfer or heat radiation.
In the step 2, the vibration frequency of ultrasonic wave is 20~100kHz, preferably 70~100kHz.
In the step 2, the output amplitude of ultrasonic transducer is 1~20 μm, preferably 15~20 μm.
In the step 2, the power output of supersonic generator (ultrasonic power) is 0.1~5kW.
In the step 2, the predetermined temperature is higher than 5~80 DEG C of eutectic temperature.
Step 3, after the mother metal and intermediate layer occur eutectic reaction and generate liquid phase, stops heating, ultrasonic wave transducer
Device continues to carry out ul-trasonic irradiation to the structure and apply pressure, after the structure is cooled to 20~25 DEG C of room temperature, stops
Ul-trasonic irradiation and applying pressure, complete welding.
In the step 3, the eutectic reaction includes binary eutectic reaction and ternary eutectic reaction.
As above-mentioned sound causes instant liquid-phase diffusion welding welding method that the application of weld interval is reduced in instant liquid-phase diffusion welding,
Weld interval is less than 120 minutes.
Compared to prior art, the sound based on eutectic reaction of the invention causes the beneficial of instant liquid-phase diffusion welding welding method
Effect is：
1. the present invention is carried out under atmospheric environment, using the factor such as sound plastic effect, friction of ultrasonic wave, in solid phase conditions
Under, oxide-film ruptures, and fresh metal comes in contact, and contributes to the generation elements diffusion between intermediate layer and mother metal；
2. the present invention makes it be produced under less than intermediate layer fusing point using the diffusion between ultrasonic wave action intermediate layer and mother metal
Raw liquid phase；
3. ultrasonic wave can speed up isothermal solidification and Homogenization Process, shorten weld interval；
4. welded under atmospheric environment, it is low to scantling shape need, can continuously, batch production, low cost.
Brief description of the drawings
Fig. 1 be during sound based on eutectic reaction of the invention causes instant liquid-phase diffusion welding welding method " mother metal/intermediate layer/
The structural representation of mother metal ", wherein, 1 shakes head for ultrasonic wave, and 2 is mother metal, and 3 is intermediate layer, and 4 is external heat source；
Fig. 2 is that the sound based on binary eutectic with Zn paper tinsels as intermediate layer causes instant liquid-phase diffusion welding welding silumin Al-
The micro-organization chart of 50Si；
Fig. 3 is that the sound based on binary eutectic with Zn paper tinsels as intermediate layer causes instant liquid-phase diffusion welding welding 1060 aluminium/stainless steel
Micro-organization chart；
Fig. 4 is that the sound based on binary eutectic with Zn paper tinsels as intermediate layer causes instant liquid-phase diffusion welding welding silumin Al-
The micro-organization chart that 50Si/ can cut down；
Fig. 5 is that the sound based on ternary eutectic with brass as intermediate layer causes instant liquid-phase diffusion welding to weld the micro- of 1060 aluminium alloys
See organization chart；
Fig. 6 is that the sound based on ternary eutectic with Ag-Cu as intermediate layer causes instant liquid-phase diffusion welding to weld 1060 aluminium alloys
Micro-organization chart.
Specific embodiment
The intermediate layer that technical scheme is chosen can occur eutectic reaction with mother metal, female in the presence of ultrasonic wave
When material contacts phase counterdiffusion and reaches certain ingredients at a predetermined temperature with intermediate layer, eutectic is triggered on mother metal and interlayer interface
Reaction, and then liquid phase is obtained, and the factors such as sound plastic effect, the friction of ultrasonic wave are utilized, under solid phase conditions, oxide-film occurs
Rupture, fresh metal comes in contact, the generation elements diffusion between intermediate layer and mother metal, and when concentration of element, to diffuse to eutectic point dense
When spending, liquid phase generation continues to ultrasonic activation, the various effects such as acoustic cavitation, acoustic streaming for being produced in the liquid phase using ultrasonic wave
Should, accelerate the process of isothermal solidification and homogenization, more traditional partial transient liquid, weld interval greatly shortens, realize it is of the same race or
The welding of foreign material, with reference to preferable, weld interval is short.
In specific embodiment of the invention, the tester of micro-organization chart is SEM, its model
It is ZEISS MERLIN Compact andS-3400.Selection ultrasonic assistant welder (United States Patent (USP)：No.USP3875C,
2009) implement sound of the invention and cause instant liquid-phase diffusion welding welding method.In specific embodiment of the invention, external heat source
Using heat transfer, mode of heating as shown in figure 1,2 mother metals 2 are respectively positioned at the upper and lower surface in intermediate layer 3, formed " mother metal/in
The structure of interbed/mother metal ", the ultrasonic wave head that shakes is in contact with the upper surface of mother metal above；External heat source 4 is placed on and is located at
The mother metal lower section of lower section, to realize the heating to " mother metal/intermediate layer/mother metal " structure.
Below in conjunction with the accompanying drawings technical scheme is further illustrated with specific embodiment.
Embodiment 1 --- the sound based on binary eutectic with Zn paper tinsels as intermediate layer causes instant liquid-phase diffusion welding to weld sial conjunction high
Golden (Al-50Si)
A kind of sound based on eutectic reaction causes instant liquid-phase diffusion welding welding method, carries out as steps described below：
Clean on step 1, the mother metal surface to be welded to intermediate layer and 2：The oily debris on mother metal surface are removed with sand paper
And oxide-film, it is polished, dried with hair-dryer after cleaning mother metal surface with acetone or alcohol；With acetone or alcohol to intermediate layer
Ultrasonic wave cleaning is carried out, is dried with hair-dryer.Clamping intermediate layer and mother metal, so that 2 mother metals are respectively positioned at the upper and lower of intermediate layer
Surface, forms the structure of " mother metal/intermediate layer/mother metal ", wherein, 2 mother metals are Al-50Si (silicone content 50wt%, surplus：
Aluminium, the En Wei new materials Science and Technology Ltd. of Tianjin hundred), intermediate layer is that thickness is (pure) Zn paper tinsels of 0.05mm, can be with the mother metal
Generation eutectic reaction；
Step 2, the structure of " mother metal/intermediate layer/mother metal " (" Al-50Si/Zn/Al-50Si ") in step 1 is put into super
Sound wave auxiliary welding device, under atmospheric environment, is heated by external heat source to structure in step 1, when temperature rises to 390
At ± 10 DEG C (± 10 be error), ultrasonic transducer (ultrasonic wave shake head) carries out ul-trasonic irradiation to the structure and along vertical
Apply pressure in the direction of surface to be welded (contact surface between mother metal and intermediate layer), wherein, the pressure of the pressure is 0.15M
Pa, the vibration frequency of ultrasonic wave is 100kHz, and the output amplitude of ultrasonic transducer is 20 μm, supersonic generator (ultrasonic wave
Power supply) power output be 0.2kW.
Step 3, after mother metal and intermediate layer occur eutectic reaction and generate liquid phase, stops heating, and the ultrasonic wave head that shakes is not received
Rise, ultrasonic transducer continues to carry out structure ul-trasonic irradiation and applies pressure, treats that the weld seam of the structure is cooled to room temperature
After 20~25 DEG C, stop ul-trasonic irradiation and apply pressure, complete welding, open ultrasonic assistant welder, take out described
Structure.
By it is demonstrated experimentally that completing welding described in embodiment 1, as shown in Figure 2, mother metal Surface Oxygen by the ultrasonic wave of 100s
Change film to be abolished completely, the Si particles in silumin Al-50Si enter among weld seam, and the Zn-Al eutectics for having striated are deposited
In the absence of weld defects such as stomata, weld cracks.
Embodiment 2 --- based on binary eutectic sound with Zn paper tinsels as intermediate layer cause instant liquid-phase diffusion welding weld 1060 aluminium/
Stainless steel
A kind of sound based on eutectic reaction causes instant liquid-phase diffusion welding welding method, carries out as steps described below：
Clean on step 1, the mother metal surface to be welded to intermediate layer and 2：The oily debris on mother metal surface are removed with sand paper
And oxide-film, it is polished, dried with hair-dryer after cleaning mother metal surface with acetone or alcohol；With acetone or alcohol to intermediate layer
Ultrasonic wave cleaning is carried out, is dried with hair-dryer.Clamping intermediate layer and mother metal, so that 2 mother metals are respectively positioned at the upper and lower of intermediate layer
Surface, forms the structure of " mother metal/intermediate layer/mother metal ", wherein, one in 2 mother metals is 1060 aluminium (aluminium：More than 99.6, Shan
Xi Hengnie special steels Co., Ltd), another is the stainless steel (trade mark：304, Shaanxi Heng Nie special steels Co., Ltd), intermediate layer is thickness
(pure) the Zn paper tinsels for 0.05mm are spent, eutectic reaction can occur with 2 mother metals；
Step 2, ultrasonic wave is put into by the structure of " mother metal/intermediate layer/mother metal (1060 aluminium/Zn/ stainless steels) " in step 1
Auxiliary welding device, under atmospheric environment, is heated by external heat source to structure in step 1, when temperature rises to 390 ± 10
DEG C when, ultrasonic transducer (ultrasonic wave shake head) carries out ul-trasonic irradiation to the structure and along being applied perpendicular to the direction of surface to be welded
Plus-pressure, wherein, the pressure of the pressure is 0.15M pa, and the vibration frequency of ultrasonic wave is 100kHz, ultrasonic transducer
Output amplitude is 20 μm, and the power output of supersonic generator (ultrasonic power) is 0.2kW.
Step 3, after mother metal and intermediate layer occur eutectic reaction and generate liquid phase, stops heating, and the ultrasonic wave head that shakes is not received
Rise, ultrasonic transducer continues to carry out structure ul-trasonic irradiation and applies pressure, treats that the weld seam of the structure is cooled to room temperature
After 20~25 DEG C, stop ul-trasonic irradiation and apply pressure, complete welding, open ultrasonic assistant welder, take out described
Structure.
By it is demonstrated experimentally that complete to be welded described in embodiment 2 by the ultrasonic wave of 100s, from the figure 3, it may be seen that 1060 aluminium sides
Mother metal surface film oxide is abolished completely, with the presence of the Zn-Al eutectics of striated, is lacked in the absence of the welding such as stomata, weld crack
Fall into.
Embodiment 3 --- the sound based on binary eutectic with Zn paper tinsels as intermediate layer causes instant liquid-phase diffusion welding to weld sial conjunction high
Golden silumin Al-50Si/ can cut down
A kind of sound based on eutectic reaction causes instant liquid-phase diffusion welding welding method, carries out as steps described below：
Clean on step 1, the mother metal surface to be welded to intermediate layer and 2：The oily debris on mother metal surface are removed with sand paper
And oxide-film, it is polished, dried with hair-dryer after cleaning mother metal surface with acetone or alcohol；With acetone or alcohol to intermediate layer
Ultrasonic wave cleaning is carried out, is dried with hair-dryer.Clamping intermediate layer and mother metal, so that 2 mother metals are respectively positioned at the upper and lower of intermediate layer
Surface, forms the structure of " mother metal/intermediate layer/mother metal ", wherein, one in 2 mother metals is silumin --- Al-50Si
(silicone content 50wt%, surplus：The En Wei new materials Science and Technology Ltd. of aluminium Tianjin hundred), another is that can cut down (the trade mark：4J29 Shaanxi
Heng Nie special steels Co., Ltd), intermediate layer is that thickness is the pure Zn paper tinsels of 0.05mm, eutectic reaction can occur with 2 mother metals；
Step 2, the structure of " mother metal/intermediate layer/mother metal " (" silumin/Zn/ can cut down ") in step 1 is put into super
Sound wave auxiliary welding device, under atmospheric environment, is heated by external heat source to structure in step 1, when temperature rises to 390
At ± 10 DEG C, ultrasonic transducer (ultrasonic wave shake head) carries out ul-trasonic irradiation to the structure and along perpendicular to the side of surface to be welded
To applying pressure, wherein, the pressure of the pressure is 0.15M pa, and the vibration frequency of ultrasonic wave is 100kHz, ultrasonic wave transducer
The output amplitude of device is 20 μm, and the power output of supersonic generator (ultrasonic power) is 0.1~5kW.
Step 3, after mother metal and intermediate layer occur eutectic reaction and generate liquid phase, stops heating, and the ultrasonic wave head that shakes is not received
Rise, ultrasonic transducer continues to carry out structure ul-trasonic irradiation and applies pressure, treats that the weld seam of the structure is cooled to room temperature
After 20~25 DEG C, stop ul-trasonic irradiation and apply pressure, complete welding, open ultrasonic assistant welder, take out described
Structure.
By it is demonstrated experimentally that completing welding described in embodiment 3, as shown in Figure 4, Al-50Si mono- by the ultrasonic wave of 100s
Side mother metal surface film oxide is abolished completely, and the Si particles in Al-50Si enter among weld seam, there is the Zn-Al eutectics of striated
In the presence of in the absence of weld defects such as stomata, weld cracks.
Embodiment 4 --- the sound based on ternary eutectic with filtter gold (Cu-Zn alloys) as intermediate layer causes transient liquid phase diffusion
Weldering 1060 aluminium of welding
A kind of sound based on eutectic reaction causes instant liquid-phase diffusion welding welding method, carries out as steps described below：
Clean on step 1, the mother metal surface to be welded to intermediate layer and 2：The oily debris on mother metal surface are removed with sand paper
And oxide-film, it is polished, dried with hair-dryer after cleaning mother metal surface with acetone or alcohol；With acetone or alcohol to intermediate layer
Ultrasonic wave cleaning is carried out, is dried with hair-dryer.Clamping intermediate layer and mother metal, so that 2 mother metals are respectively positioned at the upper and lower of intermediate layer
Surface, forms the structure of " mother metal/intermediate layer/mother metal ", wherein, 2 mother metals are 1060 aluminium (aluminium：More than 99.6, Shaanxi perseverance nickel
Special steel Co., Ltd), intermediate layer is that thickness is filtter gold (the Cu-Zn alloys, atomic percent of 0.03mm：Cu：61.62Zn：
38.38), eutectic reaction can occur with the mother metal；
Step 2, by the knot of " mother metal/intermediate layer/mother metal (1060 aluminium alloys/filtter gold/1060 aluminium alloy) " in step 1
Structure is put into ultrasonic assistant welder, under atmospheric environment, structure in step 1 is heated by external heat source, works as temperature
Degree is when rising to 580 ± 10 °, and ultrasonic transducer (ultrasonic wave shake head) carries out ul-trasonic irradiation to the structure and along perpendicular to treating
The direction of the face of weld applies pressure, wherein, the pressure of the pressure is 0.15M pa, and the vibration frequency of ultrasonic wave is 100kHz, is surpassed
The output amplitude of acoustic wave transducer is 20 μm, and the power output of supersonic generator (ultrasonic power) is 0.2kW.
Step 3, after mother metal and intermediate layer occur eutectic reaction and generate liquid phase, stops heating, and the ultrasonic wave head that shakes is not received
Rise, ultrasonic transducer continues to carry out structure ul-trasonic irradiation and applies pressure, treats that the weld seam of the structure is cooled to room temperature
After 20~25 DEG C, stop ul-trasonic irradiation and apply pressure, complete welding, open ultrasonic assistant welder, take out described
Structure.
It is as shown in Figure 5, common based on ternary by it is demonstrated experimentally that complete to be welded described in embodiment 4 by the ultrasonic wave of 50s
Crystalline substance, 1060 aluminium are welded by filtter gold, and mother metal surface film oxide is abolished completely, with the presence of eutectic phase.
Embodiment 5 --- the sound based on ternary eutectic with Ag-Cu as intermediate layer causes instant liquid-phase diffusion welding to weld 1060 aluminium
Alloy
A kind of sound based on eutectic reaction causes instant liquid-phase diffusion welding welding method, carries out as steps described below：
Clean on step 1, the mother metal surface to be welded to intermediate layer and 2：The oily debris on mother metal surface are removed with sand paper
And oxide-film, it is polished, dried with hair-dryer after cleaning mother metal surface with acetone or alcohol；With acetone or alcohol to intermediate layer
Ultrasonic wave cleaning is carried out, is dried with hair-dryer.Clamping intermediate layer and mother metal, so that 2 mother metals are respectively positioned at the upper and lower of intermediate layer
Surface, forms the structure of " mother metal/intermediate layer/mother metal ", wherein, 2 mother metals are 1060 aluminium alloys, and intermediate layer is for thickness
Ag-Cu (the atomic percents of 0.2mm：Ag:50.04Cu:34.28), eutectic reaction can occur with the mother metal；
Step 2, by the knot of " mother metal/intermediate layer/mother metal (1060 aluminium alloys/Ag-Cu/1060 aluminium alloys) " in step 1
Structure is put into ultrasonic assistant welder, under atmospheric environment, structure in step 1 is heated by external heat source, works as temperature
Degree is when rising to 580 ± 10 DEG C, ultrasonic transducer (ultrasonic wave shake head) structure is carried out ul-trasonic irradiation and along perpendicular to
The direction of surface to be welded applies pressure, wherein, the pressure of the pressure is 0.15M pa, and the vibration frequency of ultrasonic wave is 100kHz,
The output amplitude of ultrasonic transducer is 20 μm, and the power output of supersonic generator (ultrasonic power) is 0.2kW.
Step 3, after mother metal and intermediate layer occur eutectic reaction and generate liquid phase, stops heating, and the ultrasonic wave head that shakes is not received
Rise, ultrasonic transducer continues to carry out structure ul-trasonic irradiation and applies pressure, treats that the weld seam of the structure is cooled to room temperature
After 20~25 DEG C, stop ul-trasonic irradiation and apply pressure, complete welding, open ultrasonic assistant welder, take out described
Structure.
By it is demonstrated experimentally that complete to be welded described in embodiment 5 by the ultrasonic wave of 50s, it will be appreciated from fig. 6 that common based on ternary
Crystalline substance, 1060 aluminium are welded by Ag-Cu paper tinsels, and mother metal surface film oxide is abolished completely, with the presence of eutectic phase.
In the above-described embodiments, the other positions that external heat source is placed on the structure can be reached into identical property.
Sound of the invention causes instant liquid-phase diffusion welding welding method to possess traditional transient liquid phase weldering advantage, meanwhile, in air
Under environment, it is not necessary to weld interval more long, its weld interval foreshortens to hundreds of seconds, and for traditional instant liquid-phase diffusion welding
For, to reach the purpose of fully isothermal solidification and homogenization, at most need hundreds of hours.
In technical solution of the present invention, by adjusting the selection of various parameters, external heat source and mother metal and intermediate layer,
Property same as the previously described embodiments can be realized.
Exemplary description is done to the present invention above, it should explanation, do not departed from the situation of core of the invention
Under, any simple deformation, modification or other skilled in the art can not spend the equivalent of creative work equal
Fall into protection scope of the present invention.
Claims (10)
1. a kind of sound based on eutectic reaction causes instant liquid-phase diffusion welding welding method, it is characterised in that enter as steps described below
OK：
Step 1, the mother metal surface to be welded to intermediate layer and 2 is cleaned, intermediate layer described in clamping and mother metal, so that 2 institutes
Mother metal is stated respectively positioned at the upper and lower surface in the intermediate layer, forms the structure of " mother metal/intermediate layer/mother metal ", wherein, the mother
Material is metal material or nonmetallic materials, and the intermediate layer is that the material of eutectic reaction can occur with the mother metal；
Step 2, under atmospheric environment, heats to structure described in step 1, when temperature rises to predetermined temperature, ultrasonic wave
Transducer carries out ul-trasonic irradiation to the structure and applies pressure along perpendicular to the direction of surface to be welded, wherein, the pre- constant temperature
Degree is less than the fusing point in the intermediate layer and can make the mother metal that eutectic reaction occur with intermediate layer；
Step 3, after the mother metal and intermediate layer occur eutectic reaction and generate liquid phase, stops heating, ultrasonic transducer after
It is continuous ul-trasonic irradiation to be carried out to the structure and applies pressure, after the structure is cooled to room temperature, stop ul-trasonic irradiation and
Apply pressure, complete welding.
2. sound according to claim 1 causes instant liquid-phase diffusion welding welding method, it is characterised in that in step 1, it is described in
The thickness of interbed is 0.01~1mm.
3. sound according to claim 1 causes instant liquid-phase diffusion welding welding method, it is characterised in that in the step 1,
2 mother metals are phase same material or unlike material.
4. sound according to claim 1 causes instant liquid-phase diffusion welding welding method, it is characterised in that in the step 1,
The mother metal is fine aluminium, aluminium alloy, kovar alloy, ferrous alloy, metal-base composites, cobalt-base alloys, nickel-base alloy, titanium conjunction
Gold, stainless steel or ceramics.
5. sound according to claim 1 causes instant liquid-phase diffusion welding welding method, it is characterised in that in the step 1,
The method for cleaning the mother metal is：The oily debris and oxide-film on the mother metal surface are removed, is polished, with acetone or wipes of alcohol
Dried after washing the mother metal surface；The method for cleaning the intermediate layer is：Ultrasound is carried out to the intermediate layer with acetone or alcohol
Ripple is cleaned, drying.
6. sound according to claim 1 causes instant liquid-phase diffusion welding welding method, it is characterised in that in the step 2,
The pressure of the pressure is 0.1~5.0MPa, preferably 0.15~2MPa；The vibration frequency of ultrasonic wave is 20~100kHz, preferably
70~100kHz.
7. sound according to claim 1 causes instant liquid-phase diffusion welding welding method, it is characterised in that in the step 2,
The output amplitude of ultrasonic transducer is 1~20 μm, preferably 15~20 μm；The power output of supersonic generator be 0.1~
5kW。
8. sound according to claim 1 causes instant liquid-phase diffusion welding welding method, it is characterised in that in the step 2,
Structure described in step 1 is heated by external heat source, the external heat source be electric arc, laser, electron beam, heat transfer or
Heat radiation.
9. sound according to claim 1 causes instant liquid-phase diffusion welding welding method, it is characterised in that in the step 2,
The predetermined temperature is higher than 5~80 DEG C of eutectic temperature；In the step 3, the eutectic reaction include binary eutectic reaction and
Ternary eutectic is reacted.
10. the sound as described in any one in claim 1~9 causes instant liquid-phase diffusion welding welding method in instant liquid-phase diffusion welding
The middle application for reducing weld interval, weld interval is less than 120 minutes.
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Cited By (13)
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| CN108637451A (en) * | 2018-05-28 | 2018-10-12 | 东莞市新玛博创超声波科技有限公司 | A kind of method of low temperature ultrasonic auxiliary magnesium alloy welding |
| CN109365987A (en) * | 2018-12-14 | 2019-02-22 | 东莞市新玛博创超声波科技有限公司 | A method of obtaining the ultrasonic wave added welding light alloy of full solid solution connector |
| CN109648185A (en) * | 2019-01-08 | 2019-04-19 | 青岛理工大学 | A kind of ultrasonic wave added TLP diffusion bonding method of high-strength corrosion-resistant erosion Mg/Al jointing |
| CN109926678A (en) * | 2017-12-18 | 2019-06-25 | 天津大学 | A kind of method of liquid film metallurgy connection high temperature alloy |
| CN110026672A (en) * | 2019-04-01 | 2019-07-19 | 天津大学 | Ultrasonic cavitation soldering method |
| CN111482686A (en) * | 2020-04-23 | 2020-08-04 | 西安工业大学 | Metal welding method |
| CN111604558A (en) * | 2019-02-25 | 2020-09-01 | 邢台职业技术学院 | Low-cost, self-activating method for welding ceramics and application thereof |
| CN112059397A (en) * | 2019-06-10 | 2020-12-11 | 天津理工大学 | Method for ultrasonic-assisted welding of high-temperature material under atmosphere protection |
| CN112872528A (en) * | 2021-03-25 | 2021-06-01 | 吉林大学 | Dissimilar metal ultrasonic-assisted eutectic reaction brazing method |
| CN114180983A (en) * | 2020-09-15 | 2022-03-15 | 中国科学院金属研究所 | Ternary layered ceramic titanium silicon carbon based on Zn foil interlayer and diffusion connection method of solid solution of ternary layered ceramic titanium silicon carbon and ferritic stainless steel |
| CN114769774A (en) * | 2022-05-10 | 2022-07-22 | 哈尔滨工业大学 | Preparation method of ceramic aluminum-coated substrate for power device |
| CN114951880A (en) * | 2022-06-13 | 2022-08-30 | 宁波江丰电子材料股份有限公司 | Method for welding three-layer structure ceramic target |
| CN116493722A (en) * | 2023-06-29 | 2023-07-28 | 内蒙古工业大学 | Resistance spot welding method of ultrahigh-strength aluminum alloy plate added with intermediate layer zinc |
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| CN109926678A (en) * | 2017-12-18 | 2019-06-25 | 天津大学 | A kind of method of liquid film metallurgy connection high temperature alloy |
| CN108637451A (en) * | 2018-05-28 | 2018-10-12 | 东莞市新玛博创超声波科技有限公司 | A kind of method of low temperature ultrasonic auxiliary magnesium alloy welding |
| CN109365987A (en) * | 2018-12-14 | 2019-02-22 | 东莞市新玛博创超声波科技有限公司 | A method of obtaining the ultrasonic wave added welding light alloy of full solid solution connector |
| CN109648185B (en) * | 2019-01-08 | 2021-04-09 | 青岛理工大学 | Ultrasonic-assisted transient liquid phase diffusion connection method for high-strength corrosion-resistant Mg/Al connection joint |
| CN109648185A (en) * | 2019-01-08 | 2019-04-19 | 青岛理工大学 | A kind of ultrasonic wave added TLP diffusion bonding method of high-strength corrosion-resistant erosion Mg/Al jointing |
| CN111604558B (en) * | 2019-02-25 | 2022-07-12 | 邢台职业技术学院 | Low-cost, self-activating method for welding ceramics and application thereof |
| CN111604558A (en) * | 2019-02-25 | 2020-09-01 | 邢台职业技术学院 | Low-cost, self-activating method for welding ceramics and application thereof |
| CN110026672A (en) * | 2019-04-01 | 2019-07-19 | 天津大学 | Ultrasonic cavitation soldering method |
| CN110026672B (en) * | 2019-04-01 | 2021-11-26 | 天津大学 | Ultrasonic cavitation welding method |
| CN112059397A (en) * | 2019-06-10 | 2020-12-11 | 天津理工大学 | Method for ultrasonic-assisted welding of high-temperature material under atmosphere protection |
| CN111482686A (en) * | 2020-04-23 | 2020-08-04 | 西安工业大学 | Metal welding method |
| CN114180983B (en) * | 2020-09-15 | 2022-09-06 | 中国科学院金属研究所 | Ternary layered ceramic titanium silicon carbon based on Zn foil interlayer and diffusion connection method of solid solution of ternary layered ceramic titanium silicon carbon and ferritic stainless steel |
| CN114180983A (en) * | 2020-09-15 | 2022-03-15 | 中国科学院金属研究所 | Ternary layered ceramic titanium silicon carbon based on Zn foil interlayer and diffusion connection method of solid solution of ternary layered ceramic titanium silicon carbon and ferritic stainless steel |
| CN112872528A (en) * | 2021-03-25 | 2021-06-01 | 吉林大学 | Dissimilar metal ultrasonic-assisted eutectic reaction brazing method |
| CN114769774A (en) * | 2022-05-10 | 2022-07-22 | 哈尔滨工业大学 | Preparation method of ceramic aluminum-coated substrate for power device |
| CN114769774B (en) * | 2022-05-10 | 2024-03-08 | 哈尔滨工业大学 | Preparation method of ceramic aluminum-coated substrate for power device |
| CN114951880A (en) * | 2022-06-13 | 2022-08-30 | 宁波江丰电子材料股份有限公司 | Method for welding three-layer structure ceramic target |
| CN116493722A (en) * | 2023-06-29 | 2023-07-28 | 内蒙古工业大学 | Resistance spot welding method of ultrahigh-strength aluminum alloy plate added with intermediate layer zinc |
| CN116493722B (en) * | 2023-06-29 | 2023-09-22 | 内蒙古工业大学 | Resistance spot welding method of ultrahigh-strength aluminum alloy plate added with intermediate layer zinc |
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