CN109332992B - A kind of patch type repair technology of submarine optical fiber cable copper strips feed layer - Google Patents
A kind of patch type repair technology of submarine optical fiber cable copper strips feed layer Download PDFInfo
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- CN109332992B CN109332992B CN201811329668.5A CN201811329668A CN109332992B CN 109332992 B CN109332992 B CN 109332992B CN 201811329668 A CN201811329668 A CN 201811329668A CN 109332992 B CN109332992 B CN 109332992B
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- copper strips
- feed layer
- welding
- strips feed
- optical fiber
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 92
- 239000010949 copper Substances 0.000 title claims abstract description 92
- 230000008439 repair process Effects 0.000 title claims abstract description 28
- 239000013307 optical fiber Substances 0.000 title claims abstract description 27
- 238000005516 engineering process Methods 0.000 title claims abstract description 20
- 238000003466 welding Methods 0.000 claims abstract description 75
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000005498 polishing Methods 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000002131 composite material Substances 0.000 claims description 35
- 229910000679 solder Inorganic materials 0.000 claims description 10
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000002950 deficient Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 claims description 2
- 230000001960 triggered effect Effects 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000002411 adverse Effects 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009422 external insulation Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000784732 Lycaena phlaeas Species 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- ALKZAGKDWUSJED-UHFFFAOYSA-N dinuclear copper ion Chemical compound [Cu].[Cu] ALKZAGKDWUSJED-UHFFFAOYSA-N 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
-
- 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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
- B23K35/0255—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape for use in welding
- B23K35/0261—Rods, electrodes, wires
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/007—Spot arc welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
- B23K9/328—Cleaning of weld torches, i.e. removing weld-spatter; Preventing weld-spatter, e.g. applying anti-adhesives
Abstract
The invention discloses a kind of patch type repair technologies of submarine optical fiber cable copper strips feed layer, comprising the following steps: selection, first of weldering, second weldering, the weldering of third road and polishing carry out the reparation of copper strips feed layer using the principle of electric resistance welding.Through the above way, the patch type repair technology of submarine optical fiber cable copper strips feed layer of the present invention, mending course heat production is less, temperature is lower, molten metal is seldom had to flow into inside copper strips feed layer, harmless to cable core internal structure, the bending resistance of copper strips feed layer reparation point, antitorque and air-tightness are greatly improved, and greatly reduce because the adverse effect generated to lower road insulation process is not good in reparation.
Description
Technical field
The present invention relates to submarine optical fiber cable technical fields, repair more particularly to a kind of patch type of submarine optical fiber cable copper strips feed layer
Mend technique.
Background technique
As one of 20th century greatest invention, internet just constantly changes and leads the thinking of the mankind, production life
Living and mode of learning, about 95% internet communication is using submarine optical fiber cable as signal transport vehicle in the world.Copper strips feed layer is as sea
Back light cable feed element carries from shore-based power supply equipment to entire Fiber Optical Submarine Cable System electrical equipment, such as repeater transmission with
Distribute the effect of electric power；In addition to this, the quality of copper strips feed layer also has tremendous influence to the performance of its external insulation,
Decide the quality of whole submarine optical fiber cable, it is ensured that the quality of copper strips feed layer, importance are self-evident.
Copper strips feed layer is usually shaped to copper pipe by copper strips after shaping mould in a manner of longitudinal wrap in submarine optical fiber cable, then by
Drawing after the closed copper pipe longitudinal joint of the mode of welding and formed, the most common copper strips feed layer quality problems be go out in process of production
Existing longitudinal joint is unwelded or welding quality is bad, if not being pocessed to problem, the insulating layer outside to feed layer is generated sternly
It damages again.Under normal circumstances, the solder skip of feed layer or non-welding line carry out joint filling repairing in such a way that manual TIG fills silk spot welding,
But this repairing method can generate many detrimental effects to product quality.
Existing silk filling TIG spot welding, belongs to one kind of fusion welding, need base material (feed layer copper strips) and wlding (joint filling
Welding wire) it melts simultaneously and can just be filled up completely weld gap, therefore cause 4 risks:
1. temperature is excessively high (1000 DEG C or more), heat is largely transmitted to inside, reduces the group of feed layer inner armor steel wire
Performance is knitted, reduces product strength, while high temperature can also damage optical fiber property；
2. the copper liquid of melting is flowed into along weld seam, steel wire of internal layer is blown, the tensile strength of product is greatly reduced, generation does not conform to
Lattice product, bring huge economic losses；
3. repair welding point structure property is bad, repair welding point pole is easy to crack when cable bend stress, can squeeze out external insulation layer
The defects of generating bubble, bulge in the process, to influence sea cable insulating layer electrical property；
4. when personnel's manual operations, there are the risks of high-temperature metal scald.
On the whole, the mode of the existing TIG spot welding that fills silk, does not often have good repairing effect, or even can be to product
Quality generates damage, needs to improve.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of patch type repair technology of submarine optical fiber cable copper strips feed layer,
The adverse effect that repair process generates product is reduced, product repairing quality is improved.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of submarine optical fiber cable copper strips feedback is provided
The patch type repair technology of electric layer, comprising the following steps:
Selection: after composite strip is cut and cleaned, covering, which fits in, in copper strips feed layer outer circle to need to repair
Blemish surface, composite strip help welding including putting up band and centre, and centre helps welding to be located at and puts up band bottom surface and copper strips feed layer
Between outer circle, top electrode and lower electrode to resistance welder are cleaned, and top electrode lower part and lower electrode upper are respectively arranged with
Groove corresponding with copper strips feed layer, cleans groove；
First of weldering: the non-defective position installs fixture in copper strips feed layer holds or carries out fixture using mechanical arm
Operation, keep composite strip to be located at the surface of horizontal positioned copper strips feed layer, mobile copper strips feed layer makes composite strip
The end A be located at the underface of top electrode, trigger the stroke trigger of resistance welder, top electrode falls the automatic weldering for carrying out single-point
It connects, after the completion of single-point welding, in parallel to the mobile copper strips feed layer in the side A, moving distance C is less than single solder joint width, triggers stroke
Trigger carries out next welding stroke, operates repeatedly, until being soldered to the end other end B of wlding, completes first of weldering
It connects；
Second weldering: twisting fixture reverses copper strips feed layer in one direction, so that 3/4 width of composite strip
It is located at right above copper strips feed layer at position, the step of referring next to first of weldering, from composite strip one end to other end progress
Second welding is completed in welding；
The weldering of third road: twisting fixture reverses copper strips feed layer along another direction, so that composite strip 1/4 is wide
Spend position at be located at copper strips feed layer right above, referring next to second weld step, from one end of composite strip to the other end into
The welding of third road is completed in row welding；
Polishing: after the completion of three welding, polishing, complete the processing of surface spikes and the control of outer diameter, so far, mends
Weldering operation is completed.
In a preferred embodiment of the present invention, the band of putting up is metal tape, and band and the centre of putting up helps welding
Fusing point and resistivity are different, and it is copper alloy belt that the centre, which helps welding,.
In a preferred embodiment of the present invention, in the selection step, using alcohol carry out composite strip and groove into
Row cleaning.
In a preferred embodiment of the present invention, in first of weldering step, the stroke of top electrode is adjusted, so that powering on
Pole before welding, is suspended in the top of lower electrode, away from the certain stroke of composite strip on lower electrode, in order to mobile or rotation copper
When changing welding position with feed layer, and making welding, top electrode contacts with lower electrode and presses to composite strip, keeps away
Exempt to put up band to help between welding with centre and the intermediate gap for helping faying face between welding and copper strips feed layer.
In a preferred embodiment of the present invention, the single solder joint width is corresponding with top electrode width.
In a preferred embodiment of the present invention, it in the polishing step, is polished with file and fine sandpaper.
In a preferred embodiment of the present invention, the groove is arc structure, and in the welding process, is periodically carried out clear
Reason, to remove oxide on surface.
In a preferred embodiment of the present invention, the top electrode and lower electrode are respectively copper electrode.
In a preferred embodiment of the present invention, the resistance welder has water-cooling system.
In a preferred embodiment of the present invention, the moving distance C >=half of solder joint width.
The beneficial effects of the present invention are: a kind of patch type patcher for submarine optical fiber cable copper strips feed layer that the present invention points out
Skill has reformed the repairing method of submarine optical fiber cable copper strips feed layer, and the reparation of copper strips feed layer is carried out using the principle of electric resistance welding, by
Welding is helped among feed layer surface covering in needs and puts up the bands such as band, therefore referred to as patch repairing, it is fed in view of copper strips
The higher conductivity of layer and fusing point, it is less sensitive to resistance, it can be used and pass to the mode of the resistance spot welding of high current in short-term and carry out
Repairing, this mode can accurately control thermal weld stress, to reach, fusing is intermediate to be helped welding rather than put up band and base material (copper strips
Feed layer) purpose, therefore selected fusing point, resistivity and put up the centre that band has differences and help welding as central filler
Material, plays the role of the band of putting up for connecting copper strips feed layer and outer layer, more traditional repair mode, and the method has the advantage that
1. conduction time and size of current difference are controllable, thermal weld stress can be precisely controlled；
2. mending course heat production is less, temperature is lower, reduces about 40% compared with traditional approach；
3. seldom having molten metal since the centre that centre covers sheet type helps welding and flowing into copper strips feed layer
Portion, it is harmless to cable core internal structure；
4. due to being the band of putting up of planar, the bending resistance of copper strips feed layer reparation point, antitorque and air-tightness are greatly improved,
Properties of product requirement is fully met；
5. greatly reducing because the adverse effect generated to lower road insulation process is not good in reparation.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is that a kind of structure of one preferred embodiment of patch type repair technology of submarine optical fiber cable copper strips feed layer of the present invention is shown
It is intended to.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Referring to Fig. 1, the embodiment of the present invention includes:
A kind of patch type repair technology of submarine optical fiber cable copper strips feed layer, comprising the following steps:
Selection: composite strip is carried out after cutting and being cleaned using alcohol, covering is fitted in copper strips feed layer outer circle and needed
The blemish surface 5 to be repaired, composite strip include putting up band 2 to help welding 3 with centre, and centre helps welding 3 to be located at and puts up 2 bottom surface of band
Between 4 outer circle of copper strips feed layer, the band of putting up is metal tape, described to put up band and the intermediate fusing point and resistance for helping welding
Rate is different, and it is copper alloy belt that the centre, which helps welding,；
Top electrode 1 and lower electrode 7 to resistance welder clean, and 1 lower part of top electrode and lower 7 top of electrode are respectively set
There is groove corresponding with copper strips feed layer 4, groove is cleaned, copper electrode is respectively adopted in the top electrode 1 and lower electrode 7,
Hardness and wearability alloyed copper appropriate can guarantee service efficiency, take into account electric conductivity, and the installation of electrode must be appropriate, guarantees equal
Even suitable electrode pressure guarantees uniform fusing effect and prevents that contact resistance is inconsistent and welds and splits copper strips feed layer, institute
Resistance welder is stated with water-cooling system, avoids overheating；
First of weldering: the non-defective position installs fixture 6 in copper strips feed layer 4, fixture 6 use insulating materials, promote behaviour
Make safety, hold or carry out using mechanical arm the operation of fixture 6, composite strip is kept to be located at horizontal positioned copper strips feed
The underface that copper strips feed layer 4 makes the end A of composite strip be located at top electrode 1,4 bottom of copper strips feed layer are moved in the surface of layer 4
It is carried and is limited using the groove of lower electrode 7, the groove is arc structure, and in the welding process, is periodically carried out clear
Reason, to remove oxide on surface；
The stroke for adjusting top electrode 1 is suspended in the top of lower electrode 7 so that top electrode 1 is before welding, away from lower electrode 7
The certain stroke of composite strip changes welding position in order to mobile or rotation copper strips feed layer, and when making welding, powers on
Pole 1 contacts with lower electrode 7 and presses to composite strip, avoids putting up band 2 and centre helps between welding 3 and centre helps weldering
Gap with faying face between 3 and copper strips feed layer 4；
The stroke trigger 8 of resistance welder is triggered, top electrode 1 falls carries out the welding of single-point automatically, when single-point welds, on
Electrode 1 and lower electrode 7, which merge, to be compressed composite strip and after 4 several seconds of copper strips feed layer, passes in short-term between top electrode 1 and lower electrode 7
High current controls energy input, prevents weldering from splitting copper strips feed layer 4 and endothecium structure, is closed by putting up band with copper alloy belt and copper
Copper alloy belt is melted in contact resistance heat production between gold ribbon and copper strips feed layer, and puts up band and copper strips feed layer does not melt, intermediate
Help after 3 wetting and spreading of welding and reach good connection effect, upper layer put up band then and can prevent the copper alloy belt of melting with it is upper
The electrode pressure several seconds is held in the adherency of electrode and lower electrode, the continuation of insurance after the completion that is powered, to guarantee to put up band and copper strips feed layer and melt
The good contact and cooled and solidified molding of the copper alloy melted, subsequent power-up pole rising return to home position, and single-point welding is completed
Afterwards, then in parallel to the mobile copper strips feed layer in the side A, moving distance C is between single solder joint width and half of solder joint width, individually
Solder joint width is corresponding with top electrode width, triggers stroke trigger, carries out next welding stroke, operate repeatedly, until
It is soldered to the end other end B of wlding, first of welding is completed, the current type of resistance welder is selected, so that electric current is defeated
The angle of incidence and size are controllable, to adjust the input of energy；
Second weldering: twisting fixture reverses copper strips feed layer in one direction, so that 3/4 width of composite strip
At position be located at copper strips feed layer right above (first weldering be 1/2 width position of composite strip be located at copper strips feed layer just on
Just), referring next to first of weldering it the step of, is welded from composite strip one end to the other end, completes second welding, welding
Process need to constantly adjust welding parameter, and guarantee is intermediate to help welding continuous fusion, prevent the bad phenomenons such as unmelted, gap, crackle and go out
It is existing, to guarantee weld pads air-tightness；
The weldering of third road: twisting fixture reverses copper strips feed layer along another direction, so that composite strip 1/4 is wide
Spend position at be located at copper strips feed layer right above, referring next to second weld step, from one end of composite strip to the other end into
The welding of third road is completed in row welding；
Polishing: it after the completion of three welding, is polished with file and fine sandpaper, completes processing and the outer diameter of surface spikes
Control, so as to the extrusion of insulating layer, so far, repair welding operation complete.
In conclusion a kind of patch type repair technology for submarine optical fiber cable copper strips feed layer that the present invention points out, can use
Semi-automatic resistance welder equipment, improves patch work efficiency, easy to operate, reduces mending course to copper strips feed layer
Adverse effect.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (10)
1. a kind of patch type repair technology of submarine optical fiber cable copper strips feed layer, which comprises the following steps:
Selection: after composite strip is cut and cleaned, covering fits in the defect for needing to repair in copper strips feed layer outer circle
Surface, composite strip help welding including putting up band and centre, and centre helps welding to be located at and puts up band bottom surface and copper strips feed layer outer circle
Between, top electrode and lower electrode to resistance welder clean, top electrode lower part and lower electrode upper is respectively arranged with and copper
The corresponding groove of band feed layer, cleans groove；
First of weldering: the non-defective position installs fixture in copper strips feed layer holds or carries out using mechanical arm the behaviour of fixture
Make, composite strip is kept to be located at the surface of horizontal positioned copper strips feed layer, mobile copper strips feed layer makes the end A of composite strip
Positioned at the underface of top electrode, the stroke trigger of resistance welder is triggered, top electrode falls carries out the welding of single-point, single-point automatically
After the completion of welding, in parallel to the mobile copper strips feed layer in the side A, moving distance C is less than single solder joint width, triggers stroke trigger,
Next welding stroke is carried out, is operated repeatedly, until being soldered to the end other end B of composite strip, completes first of welding；
Second weldering: twisting fixture reverses copper strips feed layer in one direction, so that 3/4 width position of composite strip
Place is located at right above copper strips feed layer, the step of referring next to first of weldering, is welded from composite strip one end to the other end,
Complete second welding；
The weldering of third road: twisting fixture reverses copper strips feed layer along another direction, so that 1/4 width bits of composite strip
It sets place to be located at right above copper strips feed layer, welds step referring next to second, welded from one end of composite strip to the other end
It connects and completes the welding of third road；
Polishing: after the completion of three welding, polishing, complete the processing of surface spikes and the control of outer diameter, so far, repair welding behaviour
It completes.
2. the patch type repair technology of submarine optical fiber cable copper strips feed layer according to claim 1, which is characterized in that described to take
Lid band is metal tape, it is described put up band and it is intermediate help the fusing point of welding and resistivity different, the centre helps the welding to be
Copper alloy belt.
3. the patch type repair technology of submarine optical fiber cable copper strips feed layer according to claim 1, which is characterized in that the choosing
In material step, the cleaning of composite strip and groove is carried out using alcohol.
4. the patch type repair technology of submarine optical fiber cable copper strips feed layer according to claim 1, which is characterized in that described
Together in weldering step, the stroke of top electrode is adjusted, so that top electrode before welding, is suspended in the top of lower electrode, away from lower electrode
The certain stroke of composite strip, when changing welding position in order to mobile or rotation copper strips feed layer, and making welding, on
Electrode contacts with lower electrode and presses to composite strip, avoids putting up band and centre helps between welding and centre helps welding
The gap of faying face between copper strips feed layer.
5. the patch type repair technology of submarine optical fiber cable copper strips feed layer according to claim 1, which is characterized in that the list
A solder joint width is corresponding with top electrode width.
6. the patch type repair technology of submarine optical fiber cable copper strips feed layer according to claim 1, which is characterized in that described to beat
It grinds in step, is polished with file and fine sandpaper.
7. the patch type repair technology of submarine optical fiber cable copper strips feed layer according to claim 1, which is characterized in that described recessed
Slot is arc structure, and in the welding process, is periodically cleared up, to remove oxide on surface.
8. the patch type repair technology of submarine optical fiber cable copper strips feed layer according to claim 1, which is characterized in that on described
Electrode and lower electrode are respectively copper electrode.
9. the patch type repair technology of submarine optical fiber cable copper strips feed layer according to claim 1, which is characterized in that the electricity
Welding binder has water-cooling system.
10. the patch type repair technology of submarine optical fiber cable copper strips feed layer according to claim 1, which is characterized in that described
Moving distance C >=half of solder joint width.
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| CN2819001Y (en) * | 2005-04-15 | 2006-09-20 | 南塑建材塑胶制品（深圳）有限公司 | Saddle electric-smelting patching piece for plastic pipe |
| CN101829842A (en) * | 2010-04-27 | 2010-09-15 | 广州（从化）亨龙机电制造实业有限公司 | Special seam welding technique for continuous electric resistance welding of silver strips and copper strips |
| CN201760701U (en) * | 2010-07-16 | 2011-03-16 | 长春一汽富维江森自控汽车金属零部件有限公司 | Robot spot welding plate and pipe fitting device |
| WO2012167356A1 (en) * | 2011-06-05 | 2012-12-13 | Moore Russel | Tubing reconditioning method |
| CN107405720A (en) * | 2015-03-12 | 2017-11-28 | 杰富意钢铁株式会社 | Electric resistance welding stainless steel composite pipe and its manufacture method |
| CN207359511U (en) * | 2017-10-10 | 2018-05-15 | 江苏亨通海洋光网系统有限公司 | The mould of optical cable is repaired for being molded |
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| CN109332992A (en) | 2019-02-15 |
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