CN104625299B - Tin-welding fixture and laser soldering method - Google Patents
Tin-welding fixture and laser soldering method Download PDFInfo
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- CN104625299B CN104625299B CN201410764645.2A CN201410764645A CN104625299B CN 104625299 B CN104625299 B CN 104625299B CN 201410764645 A CN201410764645 A CN 201410764645A CN 104625299 B CN104625299 B CN 104625299B
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- 238000003466 welding Methods 0.000 title claims abstract description 82
- 238000005476 soldering Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 70
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 57
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 239000003963 antioxidant agent Substances 0.000 claims description 3
- 230000003078 antioxidant effect Effects 0.000 claims description 3
- 238000004093 laser heating Methods 0.000 claims description 3
- 235000006708 antioxidants Nutrition 0.000 claims 1
- 239000000047 product Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 9
- 239000006227 byproduct Substances 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 18
- 238000004804 winding Methods 0.000 description 18
- 229910001069 Ti alloy Inorganic materials 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000000155 melt Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910000679 solder Inorganic materials 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
-
- 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
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/005—Soldering by means of radiant energy
- B23K1/0056—Soldering by means of radiant energy soldering by means of beams, e.g. lasers, E.B.
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Laser Beam Processing (AREA)
Abstract
The present invention is applied to laser soldering field, provide a kind of tin-welding fixture, the tin-welding fixture interval is provided with heat-conduction part, the heat-conduction part is made up of the material with heat transfer, when the soldering is folded on pad, the heat-conduction part is contacted with the portion to be welded of product to be welded, and the tin material in the portion to be welded and the pad is compressed, laser irradiates to the heat-conduction part to be heated and transfers heat in the portion to be welded and the tin material contacted with the portion to be welded so that the tin material fusing.Laser does not heat directly to tin material, is transferred heat to by way of heat transfer on tin material, by Product jointing to be welded, avoids high-energy during laser direct irradiation from influenceing the welding effect in other portions to be welded.The present invention is that embodiment also provides a kind of laser soldering method.
Description
Technical field
The invention belongs to laser welding field, more particularly to a kind of tin-welding fixture and laser soldering method.
Background technology
With the electrical equipments such as the raising of industrial manufacturing technology, data flat cable just towards high density, high reliability it is miniature
Change direction to develop, the spacing between various winding displacements or pin is less and less, and the connection method such as traditional flatiron welding, reflow welding is
Through being difficult to meet its welding requirements.There is laser soldering technology local heating, element to be not likely to produce fire damage, heat affected area
It is small, non-contact heating, without other aids, repeating property is good, power is easily controllable, high yield rate, is easy to automate
The features such as, and distinctive light source characteristic, laser soldering turns into main welding means, its welding procedure including preset scolding tin or
Wire feed soldering etc..
But for still having one similar to the near product of many places such as data flat cable distance to be welded, laser soldering
A little problems, and most important problem is being bonded between winding displacement and pad, due to winding displacement material, rigidity is insufficient in itself, is also easy to produce curved
Song deformation, forms gap, tilting etc. is bonded bad problem between pad, no matter using preset scolding tin or wire feed soldering etc.,
The quality problems such as rosin joint, tin ball will occur, though using fixture carry out Set and Positioning, due to itself machining area is narrow,
The problems such as winding displacement weld length is limited so that welding operating portion is convenient, and the Welding Problems such as multiple solder joint connections also occur, so that
Short circuit, meanwhile, welding quality is also unstable.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of tin-welding fixture and laser soldering method, to solve existing intensity
The problem of soldering operation is inconvenient, and welding quality is low.
The embodiment of the present invention is achieved in that a kind of tin-welding fixture, and the tin-welding fixture interval is provided with heat-conduction part,
The heat-conduction part is made up of the material with heat transfer, when the soldering is folded on pad, the heat-conduction part with it is to be welded
The portion to be welded contact of product, and the tin material in the portion to be welded and the pad is compressed, laser irradiates to the heat-conduction part
Heat and transfer heat in the portion to be welded and the tin material contacted with the portion to be welded so that the tin material fusing.
Further, it is provided with the first groove below the heat-conduction part.
Further, the structure being adapted with portion's shape to be welded is provided with below the heat-conduction part.
Further, the 3rd groove for being used for laser heating is provided with above the heat-conduction part.
Further, the upper and lower surface of the heat-conduction part is provided with antioxidant moiety.
The embodiment of the present invention also provides a kind of laser soldering method, and the portion to be welded of product to be welded is placed in the weldering for being placed with tin material
On disk, the tin-welding fixture for compressing the portion to be welded and the tin material, the tin-welding fixture are provided with the top in the portion to be welded
Heat-conduction part is provided with the position corresponding with the portion to be welded, heat-conduction part uses the material with heat transfer to be made, laser
The heat-conduction part is heated, in its heat transfer to the portion to be welded and the tin material so that the portion to be welded and the tin
Material is welded into one.
Further, the heat-conduction part is provided with the structure that portion's shape to be welded is adapted.
Further, the material of the heat-conduction part also has inoxidizability.
Further, the lower surface of the heat-conduction part is provided with the first groove, and the portion to be welded can accommodate with the tin material
In in first groove.
Further, including warm-up phase, heating and melting stage and solidification stages.
The embodiments of the invention provide a kind of laser soldering method and tin-welding fixture, by the portion to be welded of product to be welded
Side is set to compress and can carry out the tin-welding fixture of laser thermal transfer, by being heated to the laser of third party's (tin-welding fixture),
Finally transfer heat on tin material, by Product jointing to be welded, avoid high-energy during laser direct irradiation from influenceing other to be welded
The welding effect in portion.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is winding displacement assembling schematic diagram provided in an embodiment of the present invention；
Fig. 2 is winding displacement laser heating soldering schematic diagram provided in an embodiment of the present invention；
Fig. 3 is that the embodiment of the present invention provides tin-welding fixture schematic diagram；
Fig. 4 is Fig. 3 top view；
Fig. 5 is laser power variation schematic diagram provided in an embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
It is emitted on as shown in figure 1, a plurality of winding displacement 10 is intensive on pad 20, it is necessary to be welded winding displacement 10 by the means of welding
It is connected on pad 20, the distance between a plurality of winding displacement 10 is very small, and discharge is intensive, because the energy comparison of laser is high, and tin
Solder joint is relatively low, when laser is to a wherein winding displacement welding, may cause to weld the tin on the neighbouring winding displacement welded
Material melts again, and connection is formed between a plurality of winding displacement, finally causes winding displacement short circuit.
As shown in Figure 2,3, 4, it is small for such a multiple product spacing to be welded, while must use what tin material was welded again
Intensive soldering, the embodiment of the present invention provide a kind of be placed on the pad 20, for the portion to be welded 30 of product to be welded to be pressed
Tight tin-welding fixture 100, the pad are provided with the coat of metal 21, and the portion 30 to be welded is then placed on the coat of metal 21,
What the tin-welding fixture 100 was spaced is provided with heat-conduction part 110, when the soldering sandwiched 100 is placed on pad 20, the heat transfer
The lower surface in portion 110 contacts with the portion to be welded 30 of product to be welded, and by the tin material 40 on the portion 30 to be welded and the pad 20
Compress, the heat-conduction part 110 is made up of the material with heat transfer.When laser 50 above some portion 30 to be welded corresponding to
When the heat-conduction part 110 is irradiated, the energy of laser 50 is delivered to the He of portion to be welded 30 by the heat-conduction part 110
On the tin material 40, by the irradiation of regular hour, temperature caused by the energy accumulation of laser exceedes the fusing point of the tin material,
Tin material 40 melts, and then laser 50 stops irradiation, and the tin material 40 is solidified, and the portion 30 to be welded and the pad 20 are linked to be
One.
Further, in order to preferably cause the energy transmission of laser 50 to the tin material, the heat-conduction part 110
Material needs have high heat transmitting, can ensure that laser energy is smoothly delivered on the portion to be welded 30 and pad 20,
Temperature accumulation, form solder joint；The intensity of material is high, because heat-conduction part 110 can not be too thick, so that the effect of heat conduction is influenceed,
Simultaneously because the high-energy of laser is, it is necessary to ensure that the heat-conduction part 110 can not deform under high-temperature, that is, need high intensity；
The heat resistance of material will get well, and because soldering temperature is typically at 200 DEG C or so, heat-conduction part 110 can not deform at this temperature；Close
Key is that material can not react with tin, once reacting, the heat-conduction part 110 will be with the product to be welded, pad
20 form connection, can not take the tin-welding fixture 100 away after the completion of welding.That is, described heat-conduction part 110 is needed by heat transfer
Property the high, material that intensity is big, heat-resist be made, in the present embodiment, the heat-conduction part 110 is made up of titanium alloy material.
In other embodiments, process for convenience, the tin-welding fixture 100 can also be that entirety uses heat conductivity
Big, the heat-resist material shaping of height, intensity, rather than only in the ability of the heat-conduction part 110 with the correspondence position of portion 30 to be welded
It is made using titanium alloy.
In the present embodiment, laser does not have to direct irradiation portion to be welded, then avoids other portions to be welded near current portion to be welded
Welding effect.During such as some portion to be welded of laser welding in the prior art, the tin at other portions to be welded closer to the distance with it
Material, can also melt under the influence of the high-energy, high-temperature of laser, but the direction of its fusing is uncontrollable so that other portions to be welded
Welding effect is poor；Or welding next portion to be welded it is the tin material at the portion to be welded that one can be caused to be welded
Melt again, influence the welding quality welded.The side that the tin-welding fixture 100 that body of the embodiment of the present invention provides passes through heat transfer
Formula, its heat affected area is small, then other portions to be welded will not be had an impact.
As shown in Figures 2 and 3, because the shape of portion 30 to be welded is small, when the tin-welding fixture 100 is placed on the pad 20
It is that the space between the tin-welding fixture 100 and the pad 20 is smaller, when the tin material 40 melts, its flowing space is small,
And air is not easy to exclude, the bubble of welding is easily produced, in order to solve this problem, the lower surface of heat-conduction part 110 is provided with the
One groove 111, the portion 30 to be welded can be contained in first groove 111.Further, first groove 111
Receiving space is more than being taken up space for the portion 30 to be welded.
In other embodiments, can also not have to set first groove 111, in the lower surface of heat-conduction part 110
The position for compressing the both ends in the portion to be welded sets multiple little groove (waveform) structures, to increase space.
Further, the second groove 112 being adapted with the shape of portion 30 to be welded is provided with first groove 111,
For positioning the portion to be welded 30, prevent position from offseting, while the portion to be welded 30 and the heat-conduction part 110 can be increased
Contact area, put forward highly thermally conductive efficiency.Specifically, the second groove being adapted described in the present embodiment with the portion 30 to be welded
112 be arc groove, and the portion 30 to be welded is close together with the arc groove.
Further, in order to determine irradiation position of the laser on the heat-conduction part, the upper surface of heat-conduction part 110
Provided with the 3rd groove 113 heated for laser 50.Simultaneously as the presence of the 3rd groove 113 so that the heat-conduction part
110 thickness is smaller, more conducively the transmission of laser heat.I.e. in the present embodiment, what multiple 3rd grooves 113 were spaced sets
It is placed in the upper surface of the tin-welding fixture 100.
Further, the upper and lower surface of the heat-conduction part 11 is provided with antioxidant moiety (figure is not marked), the heat-conduction part
The inoxidizability of 110 material will be got well, and because soldering temperature is typically at 200 DEG C or so, heat-conduction part 110 at this temperature can not
Oxidation, otherwise can influence heat-conducting effect.
Because the product to be welded in the present embodiment is bus-bar construction, its diameter of portion 30 to be welded is smaller, when the tin-welding fixture
100 when being placed on the pad 20, only by the weight of itself of tin-welding fixture 100 can the impassioned portion 30 to be welded compress.
But when portion's structure to be welded of processing is larger, when only the weight by tin-welding fixture can not compress, the laser tin-welding fixture 100
Both ends set auxiliary clamping device (not shown).
Further, the tin-welding fixture 100 is provided with location division (not shown), easily can determine the position of compression
Position.
The embodiment of the present invention also provides a kind of laser soldering method, is placed in the portion to be welded 30 of product to be welded is placed with tin first
On the pad 20 of material 40, the tin for compressing the portion 30 to be welded and the tin material 40 is then provided with the top in the portion 30 to be welded
Welding clamp 100, the tin-welding fixture 100 are provided with heat-conduction part 110 in the position corresponding with the portion 30 to be welded, and the heat passes
Lead portion 110 to be made of the material with heat transfer, laser 50 heats the heat-conduction part 110, and its heat passes through the heat
Conducting part 110 is delivered in the portion to be welded 30 and the tin material 40 of the product to be welded so that the tin material 40 melts, most at last
The portion to be welded 30 is welded into one with the pad 20.
The product to be welded in the present embodiment is winding displacement, and this is not limiting as the present invention to other structures or shape certainly
Product to be welded carry out soldering, winding displacement is convenient just to the explanation of subsequent embodiment in the present embodiment.
The tin material can be the shapes such as tin piece, tin cream or glass putty, be selected with specific reference to the shape of product to be welded.This
In embodiment, the tin material 40 is tin piece, and the tin piece is previously placed on the coat of metal 21 of the pad 20, and tin piece is by warm
Transmit the heat come to melt, the portion to be welded 30 of the product to be welded is connected with the coat of metal 21.
In the present embodiment, the product to be welded is wire harness shape, and its diameter is smaller, and smaller, the tin-welding fixture of rigidity
100 are compressed in the portion 30 to be welded with the coat of metal 21 using the weight can of itself.
Because laser directly heats to the tin-welding fixture, so, the material of the tin-welding fixture 100 needs to have high
It heat transmitting, can ensure that laser energy is smoothly delivered on the portion to be welded and pad, temperature accumulation, form solder joint；Material
The intensity of material is high, because the tin-welding fixture can not be too thick, so that the effect of heat conduction is influenceed, simultaneously because the high energy of laser
Amount is, it is necessary to ensure that the tin-welding fixture can not deform under high-temperature, that is, need high intensity；The heat resistance of material will get well, due to
Typically at 200 DEG C or so, tin-welding fixture can not deform soldering temperature at this temperature, otherwise can influence the effect compressed；It is crucial
Be that material can not react with tin, once reacting, the tin-welding fixture will be formed with the product to be welded, pad to be connected
Connect, the tin-welding fixture can not be taken away after the completion of welding.
In the present embodiment, the material selection titanium alloy of the tin-welding fixture, the titanium alloy material intensity of itself is high, corrosion resistant
Corrosion is good, heat resistance is high, can the long-term work at 400-500 DEG C, will not deform, aoxidize.
In other embodiments, material of the tin-welding fixture 100 only on the position corresponding with the portion 30 to be welded
Choose titanium alloy material, i.e. the opening position that laser irradiates the tin-welding fixture is made of titanium alloy.
Further, when selecting other that there is the material of high intensity and high heat transmitting the tin-welding fixture is made, material
The inoxidizability of material will get well, and because soldering temperature is typically at 200 DEG C or so, tin-welding fixture can not aoxidize at this temperature, otherwise
Heat-conducting effect can be influenceed.That is, the material of described heat-conduction part has inoxidizability.
As shown in Figure 2,3, 4, the lower surface of the heat-conduction part 110 is provided with the first groove, the portion to be welded and the tin
Material can be contained in first groove.
In other embodiments, can also not have to set first groove 111, in the lower surface of heat-conduction part 110
The position for compressing the both ends in the portion to be welded sets multiple little groove (waveform) structures, to increase space.
The heat-conduction part 110 is provided with the structure being adapted with the shape of portion 30 to be welded, cannot be only used for described
The positioning in portion 30 to be welded, prevents from offseting, and can also increase the contact area between the portion to be welded and the tin-welding fixture, more
Beneficial to the transmission of heat.In the present embodiment, the structure that the shape is adapted is the second groove 112.Due to the product to be welded
For winding displacement, the winding displacement is circular configuration, and the second groove 112 is arc groove.
Further, in order to determine irradiation position of the laser on the heat-conduction part, the upper surface of heat-conduction part 110
Provided with the 3rd groove 113 heated for laser 50.Simultaneously as the presence of the 3rd groove 113 so that the heat-conduction part
110 thickness is smaller, more conducively the transmission of laser heat.I.e. in the present embodiment, what multiple 3rd grooves 113 were spaced sets
It is placed in the upper surface of the tin-welding fixture 100.
Further, as shown in figure 5, the process of each winding displacement of the soldering include warm-up phase, heating the melting stage and
Solidification stages.In the warm-up phase, the power of laser gradually increases in a short time, reaches predetermined power；Add described
The heat fusing stage keeps its watt level (predetermined power) constant, and persistently the tin-welding fixture is heated, until the tin material melts
Change, then, laser stops irradiating the tin-welding fixture 100；Solidification stages, natural cooling solidifies the tin material over time, will
The portion to be welded and the coat of metal on the pad are solid welded together.Laser is moved on the correspondence position in next portion to be welded
Side, the tin-welding fixture is heated again, until completing the welding in described portion to be welded.
In the warm-up phase, the preheating temperature is no more than 100 DEG C, and now tin piece is not reaching to its fusing point and will not melted
Change.
Specifically, after laser completes the heating melting stage in one of them portion 30 to be welded, you can be moved to next
Heating welding is carried out above portion to be welded.In other embodiment, the tin piece that laser needs to wait until a welding position coagulates again
Just start to weld next portion to be welded after Gu.
In other embodiments, the method for the soldering can not also include warm-up phase, and laser straight is connected to up to default work(
Rate value starts to make its fusing to portion to be welded heating.
In other embodiments, the warm-up phase is readily modified as directly preheating the pad, and without by described
Tin-welding fixture is preheated, and the laser straight is connected to be started to make its fusing to portion to be welded heating up to predetermined power value.
In other embodiments, certain temperature can be integrally preheating to the pad, then laser is to the tin-welding fixture
It is irradiated with predetermined power value, can quickly causes the tin piece fusing, improves the efficiency of welding.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
Some equivalent substitutes or obvious modification are made on the premise of not departing from present inventive concept, and performance or purposes are identical, all should
It is considered as belonging to the scope of patent protection that the present invention is determined by the claims submitted.
Claims (7)
1. a kind of tin-welding fixture, it is characterised in that the tin-welding fixture interval is provided with heat-conduction part, and the heat-conduction part is by having
The material for having heat transfer is made, and when the tin-welding fixture is placed on pad, the portion to be welded of the heat-conduction part and product to be welded connects
Touch, and the tin material in the portion to be welded and the pad is compressed, laser irradiates to the heat-conduction part to be heated and pass heat
It is delivered in the portion to be welded and the tin material contacted with the portion to be welded so that the tin material fusing；Wherein, under the heat-conduction part
Side is provided with the first groove, and the receiving space of first groove is more than the space shared by the portion to be welded, in first groove
It is additionally provided with the second groove being adapted with portion's shape to be welded.
2. tin-welding fixture as claimed in claim 1, it is characterised in that be provided with above the heat-conduction part and be used for laser heating
3rd groove.
3. tin-welding fixture as claimed in claim 1, it is characterised in that the upper and lower surface of the heat-conduction part is provided with anti-oxidant
Portion.
4. a kind of laser soldering method, it is characterised in that the portion to be welded of product to be welded is placed in and is placed with the pad of tin material, in institute
The top for stating portion to be welded is provided with the tin-welding fixture for compressing the portion to be welded and the tin material, and the tin-welding fixture is treated with described
The corresponding position in weldering portion is provided with heat-conduction part, and heat-conduction part uses the material with heat transfer to be made, and laser passes to the heat
Lead portion to heat, in its heat transfer to the portion to be welded and the tin material so that the portion to be welded is welded into the tin material
One, wherein, the first groove is provided with below the heat-conduction part, the receiving space of first groove is more than the institute of portion to be welded
The space accounted for, the second groove being adapted with portion's shape to be welded is additionally provided with first groove.
5. laser soldering method as claimed in claim 4, it is characterised in that the heat-conduction part is by inoxidizability material system
Into.
6. laser soldering method as claimed in claim 4, it is characterised in that the portion to be welded is contained in described with the tin material
In first groove.
7. laser soldering method as claimed in claim 4, it is characterised in that including warm-up phase, heating and melting stage and coagulate
Gu the stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410764645.2A CN104625299B (en) | 2014-12-11 | 2014-12-11 | Tin-welding fixture and laser soldering method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410764645.2A CN104625299B (en) | 2014-12-11 | 2014-12-11 | Tin-welding fixture and laser soldering method |
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| Publication Number | Publication Date |
|---|---|
| CN104625299A CN104625299A (en) | 2015-05-20 |
| CN104625299B true CN104625299B (en) | 2017-12-15 |
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| CN201410764645.2A Active CN104625299B (en) | 2014-12-11 | 2014-12-11 | Tin-welding fixture and laser soldering method |
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| CN106808041A (en) * | 2017-02-17 | 2017-06-09 | 武汉洛芙科技股份有限公司 | A kind of mobile phone camera method for laser welding |
| JP2018158357A (en) * | 2017-03-22 | 2018-10-11 | 日本電産株式会社 | Solder joint structure, solder joining method, and solder joining jig |
| CN106975813A (en) * | 2017-05-26 | 2017-07-25 | 东莞市珍世好电子科技有限公司 | A kind of solder horn and its manufacture method applied to USB terminal automatic tin welding machines |
| CN110515347B (en) * | 2019-08-13 | 2021-02-23 | 深圳市大族数控科技股份有限公司 | Heat transfer measuring method and device for numerical control machine tool, storage medium and equipment |
| CN113369689B (en) * | 2021-06-30 | 2022-08-19 | 哈尔滨工业大学（威海） | Mold for laser brazing of vibrating mirror of sensor socket and tail end lead and connecting method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103392138A (en) * | 2011-02-24 | 2013-11-13 | 株式会社藤仓 | Fiber mount device, optical module using same, and optical module manufacturing method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4026439B2 (en) * | 2002-07-31 | 2007-12-26 | 日立電線株式会社 | Terminal connection method of micro coaxial cable assembly |
| JP2007326140A (en) * | 2006-06-09 | 2007-12-20 | Phoeton Corp | Laser beam welding method |
| US7462065B1 (en) * | 2007-11-05 | 2008-12-09 | Hon Hai Precision Ind. Co., Ltd. | Method for terminating conductors of a cable to tail portion of contact terminals of ultra fine pitch connector |
| CN101394055A (en) * | 2008-10-16 | 2009-03-25 | 达昌电子科技(苏州)有限公司 | Connecting method for flexible flat cable |
| CN101745711A (en) * | 2009-12-18 | 2010-06-23 | 深圳市大族激光科技股份有限公司 | Laser soldering method |
| CN103178427A (en) * | 2011-12-21 | 2013-06-26 | 苏州精实电子科技有限公司 | Jig for manufacturing signal transmission lines through welding and manufacturing process thereof |
| CN203459789U (en) * | 2013-08-20 | 2014-03-05 | 歌尔声学股份有限公司 | Welding equipment for superfine coaxial cables |
| CN103427309B (en) * | 2013-08-20 | 2016-05-18 | 歌尔声学股份有限公司 | Extremely thin coaxial wire welding equipment and technique |
| CN203983695U (en) * | 2014-06-06 | 2014-12-03 | 东莞市凯昶德电子科技股份有限公司 | Data line fixture for laser welding |
-
2014
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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