CN106785493A - A kind of connection method for microfine diameter electrode pin line and stranded conductor - Google Patents
A kind of connection method for microfine diameter electrode pin line and stranded conductor Download PDFInfo
- Publication number
- CN106785493A CN106785493A CN201611001963.9A CN201611001963A CN106785493A CN 106785493 A CN106785493 A CN 106785493A CN 201611001963 A CN201611001963 A CN 201611001963A CN 106785493 A CN106785493 A CN 106785493A
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- Prior art keywords
- electrode
- stranded conductor
- head
- connection method
- welding
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
- H01R4/023—Soldered or welded connections between cables or wires and terminals
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/02—Pressure butt welding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
- H01R4/029—Welded connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/26—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for engaging or disengaging the two parts of a coupling device
Abstract
The invention provides a kind of connection method for microfine diameter electrode pin line and stranded conductor, the connection method includes being placed on stranded conductor in recess electrode head, microfine diameter electrode pin line is placed on above the stranded conductor, adjustment electrode pressing head position, the weldering pressure parameter of precision resistance welder, microfine diameter electrode pin line described in pressing and fixiform and the stranded conductor are set；The welding parameter of precision resistance welder is set, weld the microfine diameter electrode pin line and stranded conductor of the pressing and fixiform, wherein described electrode pressing head as the precision resistance welder Top electrode, recess electrode head as the precision resistance welder bottom electrode；The electrode pressing head width is less than the recess width of recess electrode head, and fall head is more than the depth of groove.The technical scheme that the present invention is provided can also simultaneously realize being reliably connected for electrode pin and stranded conductor while realizing that stranded conductor forms sub-thread, setting.
Description
Technical field
It is more particularly to a kind of to be used for microfine diameter electrode pin the present invention relates to the technical field of small size weld
The connection method of line and stranded conductor.
Background technology
The sensing components such as platinum electrode are the strength members in avionics system, and often manufacture is used.In manufacture platinum electricity
During the sensing components such as pole, it is often necessary to which microfine diameter electrode pin line is attached with wire, but microfine diameter is electric
The diameter of pole lead-foot-line be generally hundreds of microns of filament, the other multi cord of a diameter of grade of general wire, and wire and
Microfine diameter electrode pin line is usually foreign material, and diameter difference is larger.Therefore, microfine diameter electrode pin line with lead
During line is attached, it is necessary to be attached using accurate equipment, otherwise easily there is the unreliable situation of connection.
At present, in the prior art, the welding of small size joint such as it is connected with wire to such microfine diameter electrode pin line
Middle use fusion welding method is welded, but due to part thermal capacity very little in itself, excessive heat input can cause material
The defect such as splashing and burn-through, the stability influence for precision component welding quality is very big.Or, it is many in electronic enterprises
Stock wire uses soldering with wire rod, the welding of sheet material, but dry joint, low temperature brittleness and the low problem of strength of joint easily occurs in soldering.
Also there is the method using gas brazing or resistance brazing in addition, but weld seam solder wetting situation is indefinite, and without reliable lossless
Detection means is estimated, and there is problem in the reliability in practical engineering application, to sum up, is badly in need of a kind of microfine diameter electrode
Lead-foot-line and the reliable connection method of stranded conductor.
The content of the invention
It is an object of the invention to provide a kind of connection for microfine diameter electrode pin line and not equal diameter stranded conductor
Method, it can overcome the welding of prior art small-medium size joint, and burn-through, dry joint, low temperature brittleness and strength of joint easily occur low
Etc. a series of unreliable problems of welding, the connection reliability of microfine diameter electrode pin line and not equal diameter stranded conductor is improve
Property.
To achieve the above object, the invention provides following scheme：
A kind of connection method for microfine diameter electrode pin line and stranded conductor, it is characterised in that the connection side
Method includes：Stranded conductor is placed in recess electrode head, microfine diameter electrode pin line is placed on above the stranded conductor, adjusted
Section electrode pressing head position, sets the weldering pressure parameter of precision resistance welder, microfine diameter electrode pin line described in pressing and fixiform and
The stranded conductor；The welding parameter of precision resistance welder is set, the microfine diameter electrode pin line of the pressing and fixiform is welded
And stranded conductor；Wherein described electrode pressing head as the precision resistance welder Top electrode, recess electrode head conduct
The bottom electrode of the precision resistance welder；The electrode pressing cephalic par is provided with the pressure head of protrusion, the recess electrode cephalic par
Groove is provided with, the pressure head width is less than the recess width, and the fall head is more than the depth of groove；The groove is wide
Degree is between 0.8-2mm.
Optionally, the stranded conductor is placed in recess electrode head, microfine diameter electrode pin line is placed on the multiply
Before above wire, also include：Stranded conductor place's insulated hull to be welded is removed using wire stripper, the multiply is led using acetone
Line and the cleaning of microfine diameter electrode pin line are wiped.
Optionally, microfilament quantity is between 15-30 roots in the stranded conductor, and the single microfilament of stranded conductor is straight
Footpath is at 70-100 microns, and the single microfilament of the stranded conductor is that, by top layer nickel plating, material is copper or copper alloy processing and fabricating.
Optionally, the microfine diameter electrode pin linear diameter is 100-300 microns.
Optionally, the weldering pressure parameter includes squeeze time and welding pressure, wherein the squeeze time 300-800ms,
The welding pressure 5-30N.
Optionally, the welding parameter includes weld interval, welding current and dwell time, wherein the weld interval
10-50ms, the welding current 1.8-3.0kA, the dwell time 200-500ms.
Optionally, the precision resistance welder uses dc source.
According to the specific embodiment that the present invention is provided, the invention discloses following technique effect：
The present invention provides a kind of connection method for microfine diameter electrode pin line and stranded conductor, first by using
Electrode pressing head common and that protrusion pressure head is provided with welding equipment and the precision resistance weldering for setting reeded recess electrode head
Machine, wherein recess width of the electrode pressing head width less than recess electrode head, and fall head is more than described
Depth of groove；Then welding parameter is adjusted, by the effect of pressure in precision resistance welding process and resistance heat, multiply is being realized
While wire forms sub-thread, setting, being reliably connected for electrode pin and stranded conductor can be simultaneously realized, simplify Welder
Sequence, greatly improves efficiency, improves the connection reliability of microfine diameter electrode pin line and not equal diameter stranded conductor, has
Larger engineering significance.
In addition, welding parameter of the invention is wide, strength of joint is high, welding process has compression set effect, joint concurrently
After through pressure and resistance heat effect, form single cord, be difficult to scatter, the economy and reliability of production can be greatly improved
Property.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing for needing to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the method flow diagram that the microfine diameter electrode pin line in the embodiment of the present invention is connected with stranded conductor；
Fig. 2 is the precision resistance welder structural representation in the embodiment of the present invention；
Fig. 3 is the structural representation that electrode pressing head and the recess electrode head in the embodiment of the present invention amplify；
Fig. 4 is the pressing and fixiform microfine diameter electrode pin line and stranded conductor process schematic in the embodiment of the present invention；
Fig. 5 is pressing and fixiform microfine diameter electrode pin line and stranded conductor result schematic diagram in the embodiment of the present invention；
Fig. 6 is plumb joint cross-sectional metallographic organization chart one in the embodiment of the present invention；
Fig. 7 is plumb joint cross-sectional metallographic organization chart two in the embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
It is below in conjunction with the accompanying drawings and specific real to enable the above objects, features and advantages of the present invention more obvious understandable
The present invention is further detailed explanation to apply mode.
Embodiment 1
A kind of connection method for microfine diameter electrode pin line and stranded conductor is present embodiments provided, such as Fig. 1 institutes
Show, specifically include：
Step 101：Stranded conductor is placed in recess electrode head, microfine diameter electrode pin line is placed on the stranded conductor
Above；
Wherein, in the stranded conductor microfilament quantity between 15-30 roots, the single microfilament diameter of stranded conductor
At 70-100 microns, and the single microfilament of the stranded conductor is that, by top layer nickel plating, material is copper or copper alloy processing and fabricating；Institute
It is 100-300 microns to state microfine diameter electrode pin linear diameter.
The stranded conductor is placed in recess electrode head, microfine diameter electrode pin line is placed on the upper of the stranded conductor
Before face, also include：Stranded conductor place's insulated hull to be welded is removed using wire stripper, using acetone to the stranded conductor and fine
The cleaning of diameter electrode lead-foot-line is wiped.
Step 102：Regulation electrode pressing head position, sets the weldering pressure parameter of precision resistance welder, micro- described in pressing and fixiform
Thin diameter electrode lead-foot-line and the stranded conductor；
Wherein, the precision resistance welder uses dc source；The weldering pressure parameter includes squeeze time and welding pressure,
The squeeze time 300-800ms, the welding pressure 5-30N.
Step 103：The welding parameter of precision resistance welder is set, the microfine diameter electrode pin of the pressing and fixiform is welded
Line and stranded conductor.
Wherein, the welding parameter includes weld interval, welding current and dwell time, the weld interval 10-
50ms, the welding current 1.8-3.0kA, the dwell time 200-500ms.
In addition, as shown in Fig. 2 being the precision resistance welder structural representation in the present embodiment, the precision resistance welder
Structure includes：Electrode pressing first 201, recess electrode first 202, welding mechanism 203, the source of welding current 204.First 201 He of electrode pressing
Recess electrode first 202 is pre-selection design, and electrode pressing first 201 is used as the Top electrode of precision resistance welder, recess electrode head
202 as precision resistance welder bottom electrode.
As shown in figure 3, being the electrode pressing head in the present embodiment and the structural representation of recess electrode head amplification, compacting electricity
The pressure head width of cartridge 201 is less than first 202 well width of recess electrode, and first 201 fall head of electrode pressing is more than recess electrode first 202
Groove depth, and first 202 recess width of recess electrode is between 0.8-2mm.
The above-mentioned technical proposal that the present embodiment is provided, first by setting electrode pressing head in precision resistance welder equipment
With recess electrode head, wherein electrode pressing head width is less than recess electrode head well width, and electrode pressing head height is big
In recess electrode head groove depth so that welding parameter is wide, strength of joint is high, welding process has compression set effect concurrently；So
After adjust welding parameter, make joint through after pressure and resistance heat effect, microfine diameter electrode pin line and stranded conductor being formed
Single cord, it is difficult to scatter, improves the economy and reliability of production.
Embodiment 2
Electrode pin material in the present embodiment is fine silver, and stranded conductor material is nickel-clad copper, will be many first with wire stripper
The insulating barrier removal of stock wire termination, cleaning wiping is carried out using acetone to stranded conductor and electrode pin, and stranded conductor is placed in
In bottom electrode groove, electrode pin is placed in the upper end of stranded conductor, assemble welding as shown in Figures 2 and 3, including electrode pressing
First 201, recess electrode first 202, welding mechanism 203, the source of welding current 204, microfine diameter electrode pin line 301 and stranded conductor
302.Adjustment weldering pressure parameter, welding pressure 20N, squeeze time 600ms, by electrode pressing first 201 and recess electrode first 202,
Pressing and fixiform microfine diameter electrode pin line 301 and stranded conductor 302, its weldering press through journey and weldering pressure result such as Fig. 4 and Fig. 5 institutes
Show；Then welding parameter is adjusted, the first time-of-week 10ms is welded, first week electric current 2.0KA, cool time 100ms, welding is welded
Second time-of-week 30ms, welding second week electric current 2.4KA, dwell time 200ms.
The above-mentioned technical proposal that this implementation is provided by by electrode pin line and stranded conductor as shown in fig. 6, be placed on groove
In electrode tip, above-mentioned welding parameter is selected, the electrode pin and stranded conductor material for realizing fine silver are completely melt and form good
Metallurgical binding, while joint geometry is rectangle, and under this technological parameter, joint draws shearing load to reach 6.5N, reaches 0.2mm
The 87% of the electrode pin stretching resistance of fine silver silk, and the squeezing action due to pressure in groove, joint receive pressing and fixiform
Effect, therefore joint stretching resistance and joint geometry all meet the requirement of engineer applied.
Embodiment 3
Electrode pin material in the present embodiment is pure nickel, and stranded conductor material is nickel-clad copper, will be many first with wire stripper
The insulating barrier removal of stock wire termination, cleaning wiping is carried out using acetone to stranded conductor and platinum electrode pure nickel lead, and multiply is led
Line is placed in bottom electrode groove, and platinum electrode pure nickel lead is placed in the upper end of stranded conductor, assemble welding as shown in Figures 2 and 3,
Including electrode pressing first 201, recess electrode first 202, welding mechanism 203, the source of welding current 204, microfine diameter electrode pin line 301
And stranded conductor 302.Adjustment weldering pressure parameter, welding pressure 5N, squeeze time 600ms, by electrode pressing first 201 and groove
Electrode tip 202, pressing and fixiform microfine diameter electrode pin line 301 and stranded conductor 302, its weldering press through journey and weldering pressure result as schemed
Shown in 4 and Fig. 5；Then welding parameter is adjusted, the first time-of-week 12ms is welded, first week electric current 2.2KA, cool time is welded
100ms, welds the second time-of-week 30ms, welding second week electric current 2.6KA, dwell time 250ms.
The above-mentioned technical proposal that this implementation is provided by by electrode pin line and stranded conductor as shown in fig. 7, be placed on groove
In electrode tip, above-mentioned welding parameter is selected, the electrode pin and stranded conductor material for realizing pure nickel are completely melt and form good
Metallurgical binding, while joint geometry be rectangle.And under this technological parameter, joint draws shearing load to reach 21.3N, reaches platinum electricity
The 85% of pole pure nickel lead stretching resistance.Further, since squeezing action of the pressure in groove, joint receives pressing and fixiform work
With, therefore joint stretching resistance and joint geometry all meet the requirement of engineer applied.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Specific case used herein is set forth to principle of the invention and implementation method, and above example is said
It is bright to be only intended to help and understand the method for the present invention and its core concept；Simultaneously for those of ordinary skill in the art, foundation
Thought of the invention, will change in specific embodiments and applications.In sum, this specification content is not
It is interpreted as limitation of the present invention.
Claims (7)
1. a kind of connection method for microfine diameter electrode pin line and stranded conductor, it is characterised in that the connection method
Including：
Stranded conductor is placed in recess electrode head, microfine diameter electrode pin line is placed on above the stranded conductor；
Adjustment electrode pressing head position, sets the weldering pressure parameter of precision resistance welder, and microfine diameter electrode draws described in pressing and fixiform
Payment to a porter and the stranded conductor；
The welding parameter of precision resistance welder is set, and the microfine diameter electrode pin line and multiply for welding the pressing and fixiform are led
Line；Wherein described electrode pressing head as the precision resistance welder Top electrode, recess electrode head is used as the precision
The bottom electrode of resistance welder；The electrode pressing cephalic par is provided with the pressure head of protrusion, and the recess electrode cephalic par is provided with groove,
The pressure head width is less than the recess width, and the fall head is more than the depth of groove；The recess width is in 0.8-
Between 2mm.
2. connection method according to claim 1, it is characterised in that the stranded conductor is placed in recess electrode head,
Before microfine diameter electrode pin line is placed on above the stranded conductor, also include：Stranded conductor is removed using wire stripper to treat
Insulated hull at weldering, is wiped using acetone to the stranded conductor and the cleaning of microfine diameter electrode pin line.
3. connection method according to claim 1, it is characterised in that microfilament quantity is in 15-30 in the stranded conductor
Between root, the single microfilament diameter of stranded conductor is at 70-100 microns, and the single microfilament of the stranded conductor is by table
Layer nickel plating, material is copper or copper alloy processing and fabricating.
4. connection method according to claim 1, it is characterised in that the microfine diameter electrode pin linear diameter is 100-
300 microns.
5. connection method according to claim 1, it is characterised in that the weldering pressure parameter includes that squeeze time and welding are pressed
Power, wherein the squeeze time 300-800ms, the welding pressure 5-30N.
6. connection method according to claim 1, it is characterised in that the welding parameter includes weld interval, welding electricity
Stream and dwell time, wherein the weld interval 10-50ms, the welding current 1.8-3.0kA, the dwell time 200-
500ms。
7. connection method according to claim 1, it is characterised in that the precision resistance welder uses dc source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611001963.9A CN106785493B (en) | 2016-11-12 | 2016-11-12 | A kind of connection method for microfine diameter electrode pin line and stranded conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611001963.9A CN106785493B (en) | 2016-11-12 | 2016-11-12 | A kind of connection method for microfine diameter electrode pin line and stranded conductor |
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| CN106785493A true CN106785493A (en) | 2017-05-31 |
| CN106785493B CN106785493B (en) | 2019-10-22 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398629A (en) * | 2017-07-20 | 2017-11-28 | 南昌航空大学 | It is a kind of to realize microfilament and the method for not equal diameter stranded conductor energy storage welding using intermediate layer |
| CN107941366A (en) * | 2017-12-08 | 2018-04-20 | 佛山市川东磁电股份有限公司 | A kind of quick solder sealer of thermal resistance |
| CN110026716A (en) * | 2019-02-20 | 2019-07-19 | 国网江苏省电力公司盐城供电公司 | A kind of pin assemble mechanism based on capacitor element |
| WO2020140503A1 (en) * | 2018-12-30 | 2020-07-09 | 苏州阿福机器人有限公司 | Motor winding welding electrode and motor winding welding process |
| EP3984682A1 (en) * | 2020-10-19 | 2022-04-20 | TE Connectivity Germany GmbH | Device and method for compact embedded wire welding using a shape-forming electrode |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3984682A1 (en) * | 2020-10-19 | 2022-04-20 | TE Connectivity Germany GmbH | Device and method for compact embedded wire welding using a shape-forming electrode |
| CN114378416A (en) * | 2020-10-19 | 2022-04-22 | 泰连德国有限公司 | Apparatus and method for compact submerged wire welding using shaped electrodes |
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| CN106785493B (en) | 2019-10-22 |
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