CN103998171A - Method for connecting workpieces and connecting device - Google Patents
Method for connecting workpieces and connecting device Download PDFInfo
- Publication number
- CN103998171A CN103998171A CN201280063378.5A CN201280063378A CN103998171A CN 103998171 A CN103998171 A CN 103998171A CN 201280063378 A CN201280063378 A CN 201280063378A CN 103998171 A CN103998171 A CN 103998171A
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- CN
- China
- Prior art keywords
- workpiece
- soldering
- melting
- electrode
- resistance
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0004—Resistance soldering
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Resistance Welding (AREA)
Abstract
The invention relates to a method for connecting workpieces (8, 9), comprising the following steps: providing a resistance welding head (2) having at least two coaxially arranged electrodes (3, 4); positioning two workpieces (8, 9) between the electrodes (3, 4) of the resistance welding head (2); feeding a band-shaped solder (7) between the two workpieces (8, 9) to a solder joint (14); soldering the two workpieces (8, 9) to each other, wherein an electric current (23) through the two workpieces (8, 9) and the solder (7) is produced between the electrodes (3, 4) until the heated solder (19) between the two workpieces (8, 9) breaks off from the rest of the band-shaped solder (7). The welding head production resource is used both for welding and for soldering. The invention further relates to a connecting device for connecting or joining workpieces that carries out a corresponding method.
Description
Technical field
The present invention relates to a kind of for connecting method and a kind of jockey of workpiece.Some parts of for example electric device of workpiece are mostly used as plant-on component and interconnect in the time producing.Connect for example by soldering, melting welding or bonding completing on splicing position.Reach the connection of a kind of form fit of workpiece at this.
Background technology
Different installations is conventionally set in production procedure or manufactures work station, the soldering work station that is for example fixed for the fusion welding head of the melting welding of member on these work stations, connects for the riveting set of riveting or for braze welding type.
In traditional resistance melting welding, there is the workpiece of conductive capability to be heated to fusing by electric current, thereby completed a kind of common liquation and after solidifying, between workpiece, existed a kind of melting welding to connect.Known melting resistance soldering tip designs according to high temperature and heavy current at its design aspect.In addition, melting welding requires two electrodes of melting resistance soldering tip during fusion process, a melting welding power being applied on splicing position mostly simultaneously.
In the time for example producing the electromechanical member that can conduct electricity, also often need brazing.In the past, for example, semi-finished product are transported to soldering work station after fusion process, so as there for example with other workpiece soldering.Particularly, in resistance brazing, electric current has produced heat in the region at soldering position in solder, solder fusing and wetting two surface of the works.After cooling, there is the connection of workpiece.
Particularly aborning etc. when big or small electromechanical member, the different splicing based on required or connect technique and need some installation systems complicated, automation with multiple workstation for splicing.What be worth pursuing is to simplify to comprise multiplely having the member at splicing position of different connection types or the manufacture of workpiece to expend.
Summary of the invention
Therefore technical problem to be solved by this invention is, creates a kind of method through improvement and/or a kind of device through improvement for connecting workpiece.
Correspondingly advise a kind ofly for connecting the method for workpiece, the method comprises:
-the resistance brazing head of the electrode especially coaxially arranged with at least two is provided;
-between the electrode of resistance brazing head, locate two workpiece;
-banded brazing medium is input on a soldering position between two workpiece;
-by two mutual solderings of workpiece, wherein, between electrode, produce that to flow through the electric current of two workpiece and brazing medium like this, until the heated brazing medium between two workpiece comes off from the brazing medium of remaining band shape.
In a kind of alternative form of implementation, melting resistance soldering tip is used as resistance brazing head.Thus, other form of implementation comprises the following steps:
-the melting resistance soldering tip of the electrode especially coaxially arranged with at least two is provided;
-between the electrode of melting resistance soldering tip, locate two workpiece;
-banded brazing medium is input on a soldering position between two workpiece;
-by two mutual solderings of workpiece, wherein, between electrode, produce that to flow through the electric current of two workpiece and brazing medium like this, until the heated brazing medium between two workpiece comes off from the brazing medium of remaining band shape.
Described method regulation, is used a kind of fusion welding head that is designed to melting resistance soldering tip for soldering.Especially there is the melting resistance soldering tip of the coaxially arranged electrode of workpiece to be connected to be melted in the brazing medium existing between workpiece by the electric current of controlling rightly and supply with rightly with for example surround two from above and below.Having realized thus resource is the extra high use flexibility of melting resistance soldering tip.Just there is no need thus the workpiece that transport is not finished between the work station of strip resistance fusion welding head and the work station with soldering head.Obtain thus a kind of more excellent system flexibility in installation system machinery or automation.
Draw the duration of brazing process or the supply duration of electric current according to the fusing of banded brazing medium.For example first be clamped in two solder bands between workpiece, wherein, clamped section melts and comes off from the solder band of remaining band shape in region, soldering position.Can regulate the soldering duration by monitoring this coming off.Can adjust in advance traditionally the fixing holding time.
In some modification of aforesaid method, regulate the holding time according to the mechanical motion that comes off of used solder band.The solder band that is drawn towards soldering position for example can be applied and is mutually clamped between workpiece and banded part is born a power by the power of electrode.Realize comparatively fast a kind of or slower the separating with the banded brazing medium existing to heated brazing medium according to tractive force.Thus, people can accurately plan the holding time.
In some forms of implementation of described method, workpiece has formed compression type contact under the state being spliced.Coming off or separating holding time of carrying out and regulate and realized the effective control to thermal budget or heat input in brazing process according to inputted solder band.People have reached the extra high q&r of one of brazing.
Described method comprises at least one in the following step for example:
-electrode moved in coaxial relative to each other, to clamp banded brazing medium on the soldering position between two workpiece; Or
-banded brazing medium is especially substantially perpendicular to electrode the direction of motion cut from soldering position.
Soldering can especially be undertaken by resistance brazing method.In resistance brazing, carry out the splicing of a kind of material joint of material, wherein, generated the liquid phase of solder by fusing.In resistance brazing, plant-on component, that is workpiece, be passed the upper/lower electrode pressing of melting resistance soldering tip.Induced-current has caused solder to melt on the contact site between workpiece.At this, temperature has for example reached between 450 DEG C to 900 DEG C.
Position each other of two electrodes or spacing electric current duration be preferably kept constant.By contrast, in the time of soldering, the electrode of melting resistance soldering tip preferably keeps constant about two workpiece to the fusion welding method applying with the lasting power of needs.
In the modification of described method, melting resistance soldering tip is so designed, that is, two other workpiece are heated to fusing by electric current on melting welding position.Also realized thus a kind of resistance melting welding.
In addition, described method also comprises in modification:
-between electrode, locate two other workpiece; And
-by melting resistance soldering tip on melting welding position by two other workpiece melting welding.
In melting welding, fusion welding head is motion so preferably, and two the relative melting welding of electrode position motions and a constant power have been applied on melting welding position.The fusing of two kinds of workpiece materials or melting welding are to each other realized more simply by constant power.
In described method, preferably in the time of soldering, by electrode, the first power is applied on soldering position, and by electrode, the second power that is different from the first power is applied on melting welding position in the time of melting welding.
Thus, electrode is according to method of attachment, that is melting welding or soldering, differently motion.
In addition, also advised a kind of jockey that workpiece is connected with each other.Jockey comprises:
-with the resistance brazing head of at least two especially coaxially arranged electrodes;
-for banded brazing medium being provided and being entered into the input unit on the soldering position between workpiece; And
-control device, it makes two workpiece quilt solderings mutually that are positioned between electrode for manipulating resistance brazing head.At this, between electrode, electric current has flow through two workpiece and brazing medium.
Jockey comprises in a kind of alternative form of implementation:
-with the melting resistance soldering tip of at least two especially coaxially arranged electrodes, wherein, melting resistance soldering tip is designed to by electric current, workpiece is heated on melting welding position fusing;
-for banded brazing medium being provided and being entered into two input units on the soldering position between workpiece;
-control device, it makes two workpiece quilt solderings mutually that are positioned between electrode for manipulating melting resistance soldering tip.At this, between electrode, electric current flows through two workpiece and brazing medium and does not make workpiece fusing.
Jockey and especially control device are arranged like this at this, that is, carry out a kind of foregoing for connecting the method for workpiece.
Jockey for example combines soldering work station and melting welding work station at a production line for dynamo-electric structural detail by the use of melting resistance soldering tip.Therefore the fusion welding head that is designed to melting resistance soldering tip has saved resource at the installation system of automation for the application of resistance brazing.Holding time is by adjustment or the adjusting of soldering band feed arrangement, the mechanical switch that can for example feed by an interruptive current is simply realized, wherein, soldering band feed arrangement separates with the soldering band melting unfused soldering band along with drawback movement in region, soldering position.
Generally speaking having obtained resource is a kind of multiple utilization of melting resistance soldering tip and a kind of manufacture being simplified that has obtained commodity, and commodity comprise and need the structural detail that interconnects or splice.
During other possible embodiment of the present invention is also included within above or hereinafter for the combination of not mentioning in detail of the form of implementation of the illustrated method step of embodiment, feature or described method or jockey.At this, technical staff also using single aspect as the improvement to each citation form of the present invention or supplement and add or revise.
Brief description of the drawings
Above-mentioned characteristic of the present invention, Characteristics and advantages and how to reach their mode, more known and be obviously easier to understand in conjunction with the following explanation of the embodiment explaining is by reference to the accompanying drawings done to explaination in detail.
In accompanying drawing:
Fig. 1-6th, for the schematic diagram of an embodiment of jockey, so that explaination is for connecting some aspects of method of workpiece;
Fig. 7 is the schematic diagram for an embodiment of the use of jockey;
Fig. 1-6th, for the schematic diagram of an embodiment of the jockey in different operating conditions, so that explaination is for connecting the method for workpiece.
Detailed description of the invention
Jockey 1 comprises at this soldering 2 that is equipped with two electrodes 3,4.Soldering 2 or electrode 3,4 can move along their axis of symmetry 10 at this.Corresponding motion 12 can be determined by the control signal CT of control device 5.Electrode 3,4 motion 12 is relative to each other carried out especially coaxially.In other words, the power producing in the time that for example electrode 3,4 moves is to each other advanced along axis 10.Melting resistance soldering tip 2 is equipped with the power supply that can control, and power supply is not illustrated at this.
Accompanying drawing shows a trays 11 in addition, and it can be for example a disc transport or rotating disk, can locate to need the mutually workpiece 8,9 of splicing on it.Jockey 1 has been realized workpiece melting welding and soldering to each other.Therefore also specified a kind of soldering band feed arrangement 6, it provides soldering band 7 and is controlled and move forward towards the direction at splicing position 14 or the device 5 directionally controlled processed that leaves splicing position 14 by suitable device.Soldering band 7 is substantially perpendicular to axis 10 at this and moves.This illustrates by arrow 13.
Soldering band feed arrangement 6 has been realized accurate the adjustment and motion of one of soldering band 7.In the method for running gear 1 or for by interconnective workpiece method, first as shown in Figure 1 two workpiece 8,9 that need mutual soldering are positioned between two electrodes 3,4 of resistance brazing 2.Location can for example manually complete or complete by robot or other known positioning devices.
Fig. 1 shows the region 14 being shown in dotted line, corresponding soldering position, this region.The controlled device 5 of soldering band feed arrangement 6 is controlled on the soldering position 14 between 7 to two workpiece 8,9 of ground supply solder band.And then as illustrated in Figure 2, two plant-on component or workpiece 8,9 and to be in solder band 7 therebetween clamped by two removable electrodes 3,4.Complete charge motion by soldering 2 thus.Control example is as completed by control device 5, and control device is correspondingly programmed and control signal CT is for example sent to actuator or servo motor.
Solder band 7 is pulled away from soldering position and is tensioned by soldering band feed arrangement 6 now, and this is shown in Figure 3.Therefore act on reverse power 15,16 along axis 10, thereby workpiece 8,9 and solder band 7 are clamped in region, soldering position 14.Set up a power 18 as tractive force by the drawback movement of soldering band feed arrangement 6.
The resistance of the solder between two workpiece 8,9 will be higher than the resistance of workpiece.Control device 5 impels electric current 17 by soldering position 14 now.The resistance being enhanced based on solder and heating soldering position 14 thus.Solder band fusing and the drawback movement 18 based on remaining fixing solder band and come off on splicing position or soldering position 14.People can see this point in Fig. 4.A part for liquid solder band 19 is separated with remaining solder band 7 on soldering position 14.
Figure 4 illustrates the gap between the solder band 7 of recalling and the solder 19 of liquid state, it marks with Reference numeral 20.Soldering band feed arrangement 6 recognizes, and the tension force of tractive force 18 or solder band 7 reduces and a corresponding signal CT is issued to control device 5, and therefore control device has interrupted electric current 17.Also consider a kind of adjusting of machinery, it handles a switch in the time that solder band 7 rebounds, this switch interrupts electric current 17.Thus, regulate the holding time according to fusing and tractive force.
No longer including after electric current 17 flows, solder 19 is cooling and soak the splicing position between two workpiece 8,9.Workpiece 8,9 is for example cable or low pressure assembly.Obtain by the solder 19 solidifying the connection that two workpiece 8,9 a kind of material to each other engages now.
Figure 5 illustrates, the how especially controlled device 5 of electrode 3,4 is controlled ground and is again left specified workpiece 8,9 along the axis of movement 10 of electrode.In resistance brazing, for example produce a temperature province for solder brazing between 450 DEG C and 900 DEG C.Two workpiece 8,9 do not melt at this, but only solder has set up as the weld filler having melted the mechanical connection that material engages.
In another method step, other workpiece is brought in the axis 10 between two electrodes 3,4.But realize other structural detail or melting welding to each other of workpiece and do not realized soldering by controlling rightly fusion welding head 2.In Fig. 6, illustrate aspect this method.
Two have workpiece to be spliced 21,22, and for example two metallic plates are embedded between electrode 3,4 and remain on force loading device 15,16 belows.Control device 5 has caused between two electrodes 3,4 by the very high electric current 23 of two parts 22,21 that need melting welding.Soldering band feed arrangement 6 is controlled like this at this, that is, make not have solder band 7 to enter into the gap between two workpiece 21,22.Based on electric current 23, thus workpiece heated fusing in the region at melting welding position 24.After programmable current time, there is solidifying and therefore obtained a kind of fixing melting welding and connecting of liquation on melting welding position 24.During fusion process, that is during welding current 23, two workpiece are pressed securely onto together.Fusing or the melting welding of the bi-material of workpiece 21,22 are supported like this.
Generally speaking obtained a kind of method of attachment, it can be carried out by advised jockey 1, in this method of attachment, no matter is melting welding or resistance brazing, can complete with one and same manufacture work station.Having realized thus resource is the multiple utilization of melting resistance soldering tip and the flexibility that has therefore realized the raising when the manufacturing structure element.Described method or described jockey 1 have been realized a kind of manufacture or installation transfer matic through simplifying.
Figure 7 illustrates one with the manufacture transfer matic of manufacture dish in jockey as the application of combined type brazing and melting welding work station.Fig. 7 shows a kind of rotating disk 25 with sections 27,28,29 at this.On each sections 27,28,29, be provided with one and have member to be processed.For example on sections 27 or in sections 27, locating should be by a combination of the workpiece of melting welding 21,22.In sections 29, arranging one with the semi-finished product that have structural detail to be brazed 8,9.
Reference numeral 1 and 30 represents to manufacture work station, and wherein, rotating disk 25 can rotate towards direction 26.Manufacture work station and be for example designed to jockey 1, as illustrated in Fig. 1-6 before in it.Can for example need the structural detail 21,22 of melting welding by counterclockwise towards the location of manufacturing work station 1 or jockey 1 and rotating by rotation now.But with the difference of working condition, also can make to manufacture rotating disk 25 and move clockwise, thereby sections 29 is stopped in the region of the position shown in Fig. 7 of sections 28.Then jockey 1 can be for by two structural detail 8,9 solderings with soldering.
Generally speaking, follow the flexible use of melting resistance soldering tip by described splicing or method of attachment and jockey 1, realized installation and operation raising flexibility and manufacture and purchase resource be melting resistance soldering tip or resistance brazing head time the effect of scale economy.By the compact make of fusion welding head and soldering band feed arrangement particularly, can realize application a kind of simple mechanization and automation manufacturing in transfer matic.
Embodiment becomes the soldering head of melting resistance soldering tip to be explained by initial design.The holding time of certainly, advising regulates also and can carry out with traditional resistance brazing head with two electrodes.
Although the present invention is by length by addition detailed diagram and explanation of preferred embodiment, the present invention is not limited to disclosed example, and technical staff can derive other modification thus, and can not depart from protection scope of the present invention.
Claims (11)
1. for connecting the method for workpiece (8,9), comprising:
-the melting resistance soldering tip (2) with at least two electrodes (3,4) is provided;
-between the electrode (3,4) of melting resistance soldering tip (2), locate two workpiece (8,9);
-banded brazing medium (7) is input on the soldering position (14) between two workpiece (8,9);
-by two workpiece (8,9) soldering mutually, wherein between electrode (3,4), produce electric current (23) by two workpiece (8,9) and brazing medium (7) like this, until the heated brazing medium (19) between two workpiece (8,9) comes off from the brazing medium (7) of remaining band shape.
2. by method claimed in claim 1, comprise in addition: make electrode (3,4) motion coaxially relative to each other, so that the banded brazing medium (7) of the upper clamping in the soldering position (14) between two workpiece (8,9).
3. by the method described in claim 1 or 2, comprise in addition: banded brazing medium (7) is cut from soldering position (14).
4. by the method described in claim 1-3 any one, wherein, soldering is resistance brazing.
5. by the method described in claim 1-4 any one, wherein, two electrodes (3,4) position or spacing each other keeps constant at electric current (17) duration.
6. by the method described in claim 1-5 any one, wherein, melting resistance soldering tip (2) is designed to, by electric current (23), two other workpiece (21,22) are heated to fusing on melting welding position (24).
7. by method claimed in claim 6, comprise in addition:
-between electrode (3,4), locate described two other workpiece (21,22); And
-upper by described two other workpiece (21,22) melting welding in melting welding position (24) by melting resistance soldering tip (2).
8. by the method described in claim 1-7 any one, wherein, in the time of melting welding, make two electrodes (3,4) relatively move and constant power is applied on melting welding position (24) in melting welding position (24).
9. by the method described in claim 1-7 any one, wherein, in the time of soldering, the first power (15) be applied to soldering position (14) above by electrode (3,4) and in the time of melting welding, the second power (15) be applied on melting welding position (24) by electrode (4,5).
10. the jockey (1) for workpiece (8,9,21,22) is connected with each other, comprising:
-with the melting resistance soldering tip (2) of at least two electrodes (3,4), wherein melting resistance soldering tip (2) is designed to, by electric current (23), workpiece (21,22) is heated to fusing on melting welding position (24);
-input unit (6), for providing banded brazing medium (7) and brazing medium being input to the soldering position (14) between workpiece (8,9); And
-control device (5), be used for manipulating melting resistance soldering tip (2) to make two to be positioned at workpiece between electrode (3,4) by soldering mutually, wherein between electrode (3,4), electric current (17) flows through two workpiece (8,9) and brazing medium (7) and does not make workpiece (8,9) melt.
11. by jockey claimed in claim 10 (1), and wherein, jockey (1) is configured to execute claims the method described in 1-9 any one.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011089282 | 2011-12-20 | ||
| DE102011089282.6 | 2011-12-20 | ||
| DE102012212202.8 | 2012-07-12 | ||
| DE201210212202 DE102012212202A1 (en) | 2011-12-20 | 2012-07-12 | Method for connecting workpieces and connecting device |
| PCT/EP2012/073200 WO2013092083A1 (en) | 2011-12-20 | 2012-11-21 | Method for connecting workpieces and connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103998171A true CN103998171A (en) | 2014-08-20 |
Family
ID=48522246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280063378.5A Pending CN103998171A (en) | 2011-12-20 | 2012-11-21 | Method for connecting workpieces and connecting device |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2750822A1 (en) |
| CN (1) | CN103998171A (en) |
| DE (1) | DE102012212202A1 (en) |
| WO (1) | WO2013092083A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115319218A (en) * | 2022-07-26 | 2022-11-11 | 云南电网有限责任公司昆明供电局 | Low-melting-point solder cable joint wire core connection method loading driving voltage |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104191112B (en) * | 2014-08-15 | 2016-03-23 | 郑州机械研究所 | The method of attachment of Ag-Cu-Zn strip brazing material and special connection device thereof |
| DE102016203081A1 (en) * | 2016-02-26 | 2017-08-31 | Siemens Aktiengesellschaft | Method, arrangement and control for the supply of an excipient |
| JP7275252B2 (en) * | 2018-08-21 | 2023-05-17 | シーメンス エナジー インコーポレイテッド | Section replacement of turbine blades using brazed metal preforms |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57134266A (en) * | 1981-02-13 | 1982-08-19 | Mitsubishi Electric Corp | Spot brazing method |
| EP0389625A1 (en) * | 1988-02-29 | 1990-10-03 | Kabushiki Kaisha Komatsu Seisakusho | Process for resistance diffusion junction |
| JPH08118039A (en) * | 1994-10-28 | 1996-05-14 | Nitto Kogyo Kk | Resistance brazing |
| CN2448497Y (en) * | 2000-10-08 | 2001-09-19 | 西北有色金属研究院 | Micro resistance pulse gas shileding soldering machine |
| CN101844260A (en) * | 2010-05-13 | 2010-09-29 | 重庆大学 | Method and device for performing electric magnetization resistance welding-braze welding compounding on dissimilar materials |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01249278A (en) * | 1988-03-29 | 1989-10-04 | Komatsu Ltd | Resistance diffusion joining method |
| JPH0677829B2 (en) * | 1988-08-19 | 1994-10-05 | 株式会社小松製作所 | Manufacturing method of sliding parts |
-
2012
- 2012-07-12 DE DE201210212202 patent/DE102012212202A1/en not_active Withdrawn
- 2012-11-21 WO PCT/EP2012/073200 patent/WO2013092083A1/en active Application Filing
- 2012-11-21 EP EP12798209.8A patent/EP2750822A1/en not_active Withdrawn
- 2012-11-21 CN CN201280063378.5A patent/CN103998171A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57134266A (en) * | 1981-02-13 | 1982-08-19 | Mitsubishi Electric Corp | Spot brazing method |
| EP0389625A1 (en) * | 1988-02-29 | 1990-10-03 | Kabushiki Kaisha Komatsu Seisakusho | Process for resistance diffusion junction |
| JPH08118039A (en) * | 1994-10-28 | 1996-05-14 | Nitto Kogyo Kk | Resistance brazing |
| CN2448497Y (en) * | 2000-10-08 | 2001-09-19 | 西北有色金属研究院 | Micro resistance pulse gas shileding soldering machine |
| CN101844260A (en) * | 2010-05-13 | 2010-09-29 | 重庆大学 | Method and device for performing electric magnetization resistance welding-braze welding compounding on dissimilar materials |
Non-Patent Citations (1)
| Title |
|---|
| 中国机械工程学会焊接学会: "《焊接手册》", 31 January 2008 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115319218A (en) * | 2022-07-26 | 2022-11-11 | 云南电网有限责任公司昆明供电局 | Low-melting-point solder cable joint wire core connection method loading driving voltage |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013092083A1 (en) | 2013-06-27 |
| DE102012212202A1 (en) | 2013-06-20 |
| EP2750822A1 (en) | 2014-07-09 |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140820 |
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