CN105171169A - Tin soldering technique for superconductive current lead and superconductive cable - Google Patents
Tin soldering technique for superconductive current lead and superconductive cable Download PDFInfo
- Publication number
- CN105171169A CN105171169A CN201510519050.5A CN201510519050A CN105171169A CN 105171169 A CN105171169 A CN 105171169A CN 201510519050 A CN201510519050 A CN 201510519050A CN 105171169 A CN105171169 A CN 105171169A
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- section
- cable
- heating
- superconductive
- current feed
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0016—Brazing of electronic components
-
- 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
- B23K1/20—Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
The invention discloses a tin soldering technique for a superconductive current lead and a superconductive cable. The tin soldering technique comprises the steps that A, the superconductive cable and the LTS section of the current lead are welded firstly, a bent U-shaped part of a superconductive cable winding assembly is placed in a groove in the LTS section and matched with the groove in shape, a tool, a heating bar and the like are installed, and heating and tin soldering are conducted on the superconductive cable; and B, the superconductive cable and the diverter section of the current lead are welded, twenty-eight grooves are formed in the circumference of the diverter section, the interiors of the grooves are coated with tin firstly and laid with tin materials, the prefabricated superconductive cable is laid in the grooves in sequence and tightly pressed through compression rings, a diverter is sleeved with a heating hoop, heating and tin welding are conducted on the superconductive cable, and in order to prevent welding of the LTS section from being affected, the LTS section is heated while the diverter section is welded. According to the tin soldering technique, different heating methods are designed for tin soldering of different portions respectively by using a workpiece structure, the tin-soldered portions are fully heated, heating time is shortened, and tin soldering quality is greatly improved.
Description
Technical field
The present invention is the soldering process of a kind of superconductive current lead and superconduction cable, belongs to superconduction cable soldering field.
Background technology
High-temperature superconductive lead wire, is one and relates to the multi-disciplinary complication system projects such as high/low temperature superconduction, low temperature, vacuum and High-Voltage Insulation.Wherein, the effect of superconduction cable is the superconduction in order to realize big current, makes resistance value minimum.Therefore, the soldering of superconduction cable is extremely important, and the quality of welding directly has influence on the size of resistance, thus determines its maximum current.Often kind of current feed all must develop a set of applicable assembly tooling and effective process.
Summary of the invention
The invention provides a kind of superconductive current lead and superconduction cable soldering process, better can realize certain current feed and the soldering of superconduction cable low temperature.
The technical solution used in the present invention is:
A kind of superconductive current lead and superconduction cable soldering process, is characterized in that, comprise the following steps:
A, superconduction cable and current feed LTS section carry out soldering:
1) current feed LTS section is placed in tining in U-type groove, and tining temperature is 183 DEG C;
2) superconductive cable line winding component U-shaped portion is partially pressed in current feed LTS section groove, and puts into tin sheet, superconductive cable line winding component is wound with superconduction cable;
3) be close to by heating plate below current feed LTS section, pressing plate is pressed on superconduction cable, heating plate and pressing plate is evenly connected and fixed with coupling assembling, and coupling assembling includes bolt, pad, nut;
4) insert heating rod in heating plate, heating rod connects power supply;
5) be placed in by temp probe and be close to the position of current feed LTS section surface near superconduction cable, evenly place 4 place's temp probes, each temp probe connects temperature controller;
6) welding section entirety aluminium foil is wrapped up;
7) opening power, heats and observes, until tin sheet melts completely, then is incubated about 20-30 minute, stops heating; Period, temperature controller monitoring variable workpiece temperature change at any time, temperature can not more than 250 DEG C;
8) remove frock, check welding quality;
B, superconduction cable and current feed current divider section carry out soldering:
1) pre-tining in current feed current divider section groove, temperature is 183 DEG C;
2) 28 superconduction cables that current feed LTS section is drawn are pressed in circumference 28 rectangular channels in current feed current divider section successively;
3) spread tin sheet and pressure ring frock is installed;
4) put heating hoop, connect power supply;
5) temp probe is close to the position of current feed current divider section surface near superconduction cable, evenly places 6 place's temp probes, and each temp probe connects temperature controller;
6) welding section entirety aluminium foil is wrapped up;
7) opening power, heats and observes, until solder melts completely, then is incubated about 40-50 minute, stops heating; Period, temperature controller monitoring variable workpiece temperature change at any time, temperature is no more than 205 DEG C;
8) remove frock, soldering completes.
Superconductive cable line component 28 superconductive cable wire-wounds are formed on copper pipe.
Advantage of the present invention is:
1, rational soldering order, can allow superconduction cable and workpiece fit tightly, and without additional length, the product not only good looking appearance welded like this, is most importantly the reduction of loss, the raising of current feed monolithic conductive performance;
2, utilize the structure of workpiece, for the soldering of different parts, devise different heating means respectively, soldering position is heated fully, shortens the heat time;
3, the soldering at each position, devises corresponding frock respectively, substantially increases the quality of soldering;
4, the use of temperature control device, makes soldering process control, avoids superconductive cable Yin Wendu in soldering process too high impaired.
Accompanying drawing explanation
Fig. 1 is the distribution map of superconduction cable in current feed in the present invention.
The A-A cutaway view Amplified image that Fig. 2 is Fig. 1.
Fig. 3 is the C-C cutaway view Amplified image of Fig. 1.
Fig. 4 is the B-B cutaway view Amplified image of Fig. 1.
Fig. 5 is the upward view of superconductive cable line winding component.
Fig. 6 is the front view of superconductive cable line winding component.
Fig. 7 is superconduction cable and current feed LTS section soldering figure.
Fig. 8 is superconduction cable and current feed current divider section soldering figure.
Number in the figure: the temperature controller of 1 current feed LTS section, 2 current feed current divider sections, 3 superconductive cable line winding components, 4 superconduction cables (28), 5 tin sheets, 6 heating plates, 7 pressing plates, 8 coupling assemblings, 9 heating rods, 10 power supplys, 11 temp probes, 12 pressure ring frocks, 13 heat the temperature controller of hoops, 14 power supplys, 15 temp probes.
Detailed description of the invention
As shown in figures 1-8, a kind of superconductive current lead and superconduction cable soldering process, comprise the following steps:
A, superconduction cable and current feed LTS section carry out soldering:
1) current feed LTS section 1 is placed in tining in U-type groove, and tining temperature is 183 DEG C;
2) by superconductive cable line winding component 3U type part press-in current feed LTS section groove, and put into tin sheet 5, superconductive cable line winding component 3 is wound with superconduction cable 4;
3) be close to by heating plate 6 below current feed LTS section 1, pressing plate 7 is pressed on superconduction cable 4, and heating plate 6 and pressing plate 7 are evenly connected and fixed with coupling assembling 8, coupling assembling 8 includes bolt, pad, nut;
4) insert heating rod 9 in heating plate 6, heating rod 9 connects power supply 10;
5) be placed in by temp probe and be close to the position of current feed LTS section 1 surface near superconduction cable 4, evenly place 4 place's temp probes, each temp probe connects temperature controller 11;
6) welding section entirety aluminium foil is wrapped up;
7) opening power 10, heats and observes, until tin sheet melts completely, then is incubated about 20-30 minute, stops heating; Period, temperature controller 11 monitoring variable workpiece temperature change at any time, temperature can not more than 250 DEG C;
8) remove frock, check welding quality; B, superconduction cable and current feed current divider section carry out soldering:
1) pre-tining in current feed current divider section 2 groove, temperature is 183 DEG C;
2) 28 superconduction cables 4 of current feed LTS section 1 being drawn are pressed in circumference 28 rectangular channels in current feed current divider section 2 successively;
3) spread tin sheet 5 and pressure ring frock 12 is installed;
4) put heating hoop 13, connect power supply 14;
5) temp probe is close to the position of current feed current divider section 2 surface near superconduction cable, evenly places 6 place's temp probes, and each temp probe connects temperature controller 15;
6) welding section entirety aluminium foil is wrapped up;
7) opening power 14, heats and observes, until solder melts completely, then is incubated about 40-50 minute, stops heating; Period, temperature controller 15 monitoring variable workpiece temperature change at any time, temperature is no more than 205 DEG C;
8) remove frock, soldering completes.
Claims (1)
1. superconductive current lead and a superconduction cable soldering process, is characterized in that, comprise the following steps:
A, superconduction cable and current feed LTS section carry out soldering:
1) current feed LTS section is placed in tining in U-type groove, and tining temperature is 183 DEG C;
2) superconductive cable line winding component U-shaped portion is partially pressed in current feed LTS section groove, and puts into tin sheet, superconductive cable line winding component is wound with superconduction cable;
3) be close to by heating plate below current feed LTS section, pressing plate is pressed on superconduction cable, heating plate and pressing plate is evenly connected and fixed with coupling assembling, and coupling assembling includes bolt, pad, nut;
4) insert heating rod in heating plate, heating rod connects power supply;
5) be placed in by temp probe and be close to the position of current feed LTS section surface near superconduction cable, evenly place 4 place's temp probes, each temp probe connects temperature controller;
6) welding section entirety aluminium foil is wrapped up;
7) opening power, heats and observes, until tin sheet melts completely, then is incubated about 20-30 minute, stops heating; Period, temperature controller monitoring variable workpiece temperature change at any time, temperature can not more than 250 DEG C;
8) remove frock, check welding quality;
B, superconduction cable and current feed current divider section carry out soldering:
1) pre-tining in current feed current divider section groove, temperature is 183 DEG C;
2) 28 superconduction cables that current feed LTS section is drawn are pressed in circumference 28 rectangular channels in current feed current divider section successively;
3) spread tin sheet and pressure ring frock is installed;
4) put heating hoop, connect power supply;
5) temp probe is close to the position of current feed current divider section surface near superconduction cable, evenly places 6 place's temp probes, and each temp probe connects temperature controller;
6) welding section entirety aluminium foil is wrapped up;
7) opening power, heats and observes, until solder melts completely, then is incubated about 40-50 minute, stops heating; Period, temperature controller monitoring variable workpiece temperature change at any time, temperature is no more than 205 DEG C;
8) remove frock, soldering completes.
Priority Applications (1)
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CN201510519050.5A CN105171169A (en) | 2015-08-20 | 2015-08-20 | Tin soldering technique for superconductive current lead and superconductive cable |
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CN201510519050.5A CN105171169A (en) | 2015-08-20 | 2015-08-20 | Tin soldering technique for superconductive current lead and superconductive cable |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105478942A (en) * | 2016-01-04 | 2016-04-13 | 合肥聚能电物理高技术开发有限公司 | Vacuum tin soldering method for superconduction stack |
CN108213633A (en) * | 2018-01-11 | 2018-06-29 | 中国电子科技集团公司第二十九研究所 | A kind of full-automatic radio-frequency cable joint brazing device and method |
CN108306124A (en) * | 2017-12-12 | 2018-07-20 | 北京交通大学 | Applied to the whole plug-in current down-lead structure in hyperconductive cable terminal |
CN108321556A (en) * | 2017-12-11 | 2018-07-24 | 北京交通大学 | The welder of hyperconductive cable connector |
CN109285647A (en) * | 2018-09-26 | 2019-01-29 | 中国科学院合肥物质科学研究院 | A kind of liquid helium immersion type low-temperature superconducting component for high current high-temperature superconductive lead wire |
CN109822173A (en) * | 2019-03-20 | 2019-05-31 | 合肥聚能电物理高技术开发有限公司 | One kind being used for high-temperature superconductive lead wire current divider and its production technology |
CN110711546A (en) * | 2019-11-15 | 2020-01-21 | 南通好唯智能制造科技有限公司 | Flow dividing system for microchannel reactor, flow divider and manufacturing method of flow divider |
CN113903540A (en) * | 2021-10-20 | 2022-01-07 | 合肥聚能电物理高技术开发有限公司 | High-temperature superconducting current lead shunt and vacuum soldering process thereof |
CN116275763A (en) * | 2023-05-22 | 2023-06-23 | 中国航发四川燃气涡轮研究院 | Hot wire welding method and device for one-dimensional probe of hot wire anemometer |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5742217A (en) * | 1995-12-27 | 1998-04-21 | American Superconductor Corporation | High temperature superconductor lead assembly |
CN1416991A (en) * | 2001-11-07 | 2003-05-14 | 中国科学院电工研究所 | Welding method of high-temperature superconductive power cable joint and special apparatus thereof |
CN104600535A (en) * | 2015-01-26 | 2015-05-06 | 中国科学院等离子体物理研究所 | Vacuum pressure impregnation soldering process for superconducting cable and copper joint |
CN104607747A (en) * | 2015-01-23 | 2015-05-13 | 中国科学院等离子体物理研究所 | Superconductor and shunt welding fixture and welding technology |
-
2015
- 2015-08-20 CN CN201510519050.5A patent/CN105171169A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5742217A (en) * | 1995-12-27 | 1998-04-21 | American Superconductor Corporation | High temperature superconductor lead assembly |
CN1416991A (en) * | 2001-11-07 | 2003-05-14 | 中国科学院电工研究所 | Welding method of high-temperature superconductive power cable joint and special apparatus thereof |
CN104607747A (en) * | 2015-01-23 | 2015-05-13 | 中国科学院等离子体物理研究所 | Superconductor and shunt welding fixture and welding technology |
CN104600535A (en) * | 2015-01-26 | 2015-05-06 | 中国科学院等离子体物理研究所 | Vacuum pressure impregnation soldering process for superconducting cable and copper joint |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105478942A (en) * | 2016-01-04 | 2016-04-13 | 合肥聚能电物理高技术开发有限公司 | Vacuum tin soldering method for superconduction stack |
CN108321556B (en) * | 2017-12-11 | 2020-01-31 | 北京交通大学 | Welding device for superconducting cable joint |
CN108321556A (en) * | 2017-12-11 | 2018-07-24 | 北京交通大学 | The welder of hyperconductive cable connector |
CN108306124A (en) * | 2017-12-12 | 2018-07-20 | 北京交通大学 | Applied to the whole plug-in current down-lead structure in hyperconductive cable terminal |
CN108306124B (en) * | 2017-12-12 | 2019-08-30 | 北京交通大学 | Applied to the whole plug-in current down-lead structure in hyperconductive cable terminal |
CN108213633A (en) * | 2018-01-11 | 2018-06-29 | 中国电子科技集团公司第二十九研究所 | A kind of full-automatic radio-frequency cable joint brazing device and method |
CN109285647A (en) * | 2018-09-26 | 2019-01-29 | 中国科学院合肥物质科学研究院 | A kind of liquid helium immersion type low-temperature superconducting component for high current high-temperature superconductive lead wire |
CN109285647B (en) * | 2018-09-26 | 2019-12-17 | 中国科学院合肥物质科学研究院 | liquid helium soaking type low-temperature superconducting assembly for large-current high-temperature superconducting current lead |
CN109822173A (en) * | 2019-03-20 | 2019-05-31 | 合肥聚能电物理高技术开发有限公司 | One kind being used for high-temperature superconductive lead wire current divider and its production technology |
CN110711546A (en) * | 2019-11-15 | 2020-01-21 | 南通好唯智能制造科技有限公司 | Flow dividing system for microchannel reactor, flow divider and manufacturing method of flow divider |
CN113903540A (en) * | 2021-10-20 | 2022-01-07 | 合肥聚能电物理高技术开发有限公司 | High-temperature superconducting current lead shunt and vacuum soldering process thereof |
CN116275763A (en) * | 2023-05-22 | 2023-06-23 | 中国航发四川燃气涡轮研究院 | Hot wire welding method and device for one-dimensional probe of hot wire anemometer |
CN116275763B (en) * | 2023-05-22 | 2023-08-18 | 中国航发四川燃气涡轮研究院 | Hot wire welding method and device for one-dimensional probe of hot wire anemometer |
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