CN106975855A - A kind of welder for being applied to make high-temperature superconductor joint - Google Patents
A kind of welder for being applied to make high-temperature superconductor joint Download PDFInfo
- Publication number
- CN106975855A CN106975855A CN201710138618.8A CN201710138618A CN106975855A CN 106975855 A CN106975855 A CN 106975855A CN 201710138618 A CN201710138618 A CN 201710138618A CN 106975855 A CN106975855 A CN 106975855A
- Authority
- CN
- China
- Prior art keywords
- temperature superconductor
- band
- heating platform
- make high
- joint
- Prior art date
- 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.)
- Granted
Links
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
- B23K28/00—Welding or cutting not covered by any of the preceding groups, e.g. electrolytic welding
- B23K28/02—Combined welding or cutting procedures or apparatus
-
- 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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
- B23K20/023—Thermo-compression bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/04—Heating appliances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/38—Conductors
Abstract
The invention discloses a kind of welder for being applied to make high-temperature superconductor joint, include the internal heating platform that heating environment is provided, heat insulation pedestal is installed below heating platform, heating platform supporting construction is installed below heat insulation pedestal, the upper surface of heating platform is provided with the fixture for clamp YBCO high-temperature superconductor bands, and the thermocouple for YBCO high-temperature superconductor band detection temperatures is installed on the heating platform of fixture side, fixture side is provided with pressure applying means, it is provided with pressure applying means and controls exerted pressure control reponse system, the opposite side of fixture is provided with auxiliary Work-feeding means of the band transmission wheel as band attachment means.The present invention can realize the low resistance connection of YBCO high-temperature superconductor bands, while ensure the enough mechanical strengths of the joint after connection, and the automaticity of the device is higher, reduces the labor intensity of band connection, improves efficiency；So as to provide technical support for the large-scale magnet of coiling.
Description
Technical field：
The present invention relates to high temperature superconducting materia connection and Superconductive electric technology field, relate generally to a kind of making high temperature that is applied to and surpass
The welder of docking head.
Background technology：
Due to superconduction the lossless and perfect diamganetism that electric current is transmitted cause its have in practice it is very tempting should
Use prospect；As superconductivity theory and superconductor technology also constantly make a breakthrough, increasing superconductor is sent out by people
It is existing, wherein, practical superconductor is even more to have obtained tremendous development.With NbTi and Nb3Sn for representative low temperature superconducting material
Commercialization is realized, its preparation technology and material property full maturity, and being widely used.First generation Bi systems high temperature
Superconducting tape comes into the industrialization stage, has greatly facilitated the development of superconductor applications technology, and people make great efforts to promote
YBCO bands develop to low cost, stabilization and with the direction of scale.
The application of two generation YBCO high-temperature superconductor bands has bigger market prospects and economic results in society.However, due to
The limitation of production technology, existing processing technology can prepare hundreds of meters of YBCO superconducting tapes for arriving km magnitude.So, due to existing
Preparation technology is for the limitation of band length, and in the large-scale magnet engineering practice of coiling, YBCO superconducting tapes used are not
Whole band, is necessarily required to link together by certain rational technology.At present, YBCO superconducting tapes are there is no both at home and abroad
The ripe commercialized devices of connection, therefore, are required for being actually needed designed, designed according to respective seminar.The present invention is exactly
The need for based on coiling large scale superconducting magnet, the collection pricker designed in line with easy to operate, flexible and efficient, dependable performance principle
Welding is with diffusion welding craft in the high-temperature superconductor band attachment means of one；Using the device, the Bi of a generation can be both made
System high-temperature superconducting joint, while the low resistance connection of two generation YBCO high-temperature superconductor bands can also be realized.In elaboration below,
How to realize that the low resistance connection to two generation YBCO high-temperature superconductor bands is described mainly for the device.
The content of the invention：
The object of the invention is exactly that there is provided a kind of welding for being applied to make high-temperature superconductor joint in order to make up the defect of prior art
Device, is realized in the case where ensureing the structural condition of the enough mechanical strengths of YBCO superconducting joints, optimizes the superconduction of YBCO superconducting joints
Electrically；The target that easy to operate, automaticity is high, joint performance is reliable and stable is reached simultaneously.
The present invention is achieved by the following technical solutions：
A kind of welder for being applied to make high-temperature superconductor joint, it is characterised in that：Internal offer heating environment is provided
It is provided with below heating platform, the heating platform below heat insulation pedestal, the heat insulation pedestal and heating platform support is installed
Structure, the upper surface of the heating platform is provided with the fixture for clamp YBCO high-temperature superconductor bands, and the heating of fixture side
Thermocouple and pressure applying means for YBCO high-temperature superconductor band detection temperatures is installed, the pressure applies dress on platform
Put to be provided with and control exerted pressure control reponse system, the opposite side of the fixture connects provided with band transmission wheel as band
The auxiliary Work-feeding means of connection device.
Described heating platform is T-shaped copper plate, and its horizontal component is thermal source, its interpolation heating copper rod；Its vertical portion
It is divided into band fixture, it is used to fix band, which is provided with a groove for being used to fix band.
Described heat insulation pedestal is the good thermal insulation board of heat-proof quality, and it is placed in heating platform and heating platform supporting construction
Between.
Described heating platform supporting construction includes supporting plate, and the supporting plate is placed in thermal insulation board and the case of whole device
Between body case, supporting plate use stainless steel, its bottom is linked together with 4 branch angles with cabinet shell.
The face of described cabinet shell upward is glass plate, and visualization window is provided when band is connected.
The monosymmetric position of the cabinet shell is separately installed with electric fan and the gas valve being connected with source of the gas.
Described pressure applying means include the force push pedal being connected with heating platform and are applied to pressure transmission
The turbine screw mandrel force application mechanism of band, the turbine screw mandrel force application mechanism includes the leading screw being connected with strength push pedal, the silk
Thick stick is supported by thruster supporting plate, and pressure feedback lead is provided with the leading screw, and the leading screw is driven by the turbine of its end
It is dynamic.
Polyfluortetraethylene plate is provided between described force push pedal and superconducting tape.
Described band transmission wheel is placed in heating platform supporting construction, is connected with bolt with platform, is constituted band
Material Transmission system.
The present invention by control exerted pressure control reponse system, adjust temperature temperature control reponse system, so that
Obtain the specific process parameter in band connection procedure and adjust temperature parameter and pressure parameter in time, also include transmission crop rotation
For the auxiliary Work-feeding means of band attachment means.In described pressure control feedback system, refer to be arranged near metal platen
Pressure sensor, it transmits a signal to display panel, is so easy to operating personnel to monitor in real time and control to be applied to band
The pressure on surface.Described temperature feedback system, refers to the humidity control system constituted together with thermocouple, transmission line, thermoelectricity
It is even that temperature signal is transferred to display panel, and operator can control the work shape of heating platform by preset temperature
State.
Described cabinet shell is detachable body structure, and it refers to that wrapping rich heating platform and supporting construction includes
The casing of senser element, it, which is acted on, is needed to provide a vacuum environment to the band to be connected or is exposed to according to technique
Among air.
The pressure applying means, it refers to that turbine screw mandrel installs a metal platen for being provided with 12mm groove widths additional.It is made
With being to apply a surface pressing to the band of required connection, so that the connection of band is even closer, reduce as far as possible empty
The part of weldering.Described polyfluortetraethylene plate avoids metal platen from directly being contacted with superconducting tape, plays transmission pressure, protection and surpasses
The effect of conduction band material.
It is an advantage of the invention that：
The present invention is simple in construction, and easy to operate, cost is low, it is to avoid the damage of band, while the present apparatus is the making of superconducting joint
It is soldering processes and diffusion welding craft there is provided multiple choices technique, researcher can choose any one kind of them Joining Technology as needed
Make superconducting joint.In addition, the present invention can not only adjust heating-up temperature in real time, and cooling side can be changed as needed
Formula, possibility is provided for the post-processing of joint.
Brief description of the drawings：
Fig. 1 is top view of the invention.
Fig. 2 is structural representation of the invention.
1- leading screws；2- turbines；3- pressure feedback leads；4- thruster supporting plates；5- forces push away version；6-YBCO superconductive tapes
Material；7- band transmission wheels；8- electric fans；9- cabinet shells；10- heating platform supporting constructions；11- heating platforms and band folder
Tool；12- thermocouples；13- heat insulation pedestals；14- gas valves.
Embodiment：
Referring to accompanying drawing.
Below in conjunction with accompanying drawing, preferable examples of the present invention will be described, it will be appreciated that preferred embodiment described herein
It is merely to illustrate and explain the present invention, is not intended to limit the present invention.
In view of being all that the special connection of design is needed according to research currently without ripe YBCO superconducting joint welders
Device.The present invention is based on the band attachment means suitable for the large-scale magnet of coiling that subject study needs to design, the device
Integrate soldering connection and two kinds of techniques are connected with diffusion welding (DW), specific Joining Technology can be selected according to actual requirement of engineering.
So as to realize that band efficient low-resistance value is connected, complete the coiling work of large-scale magnet.
Refer to the attached drawing, a kind of welder for being applied to make high-temperature superconductor joint, it can meet generation Bi systems simultaneously
The low resistance connection of high-temperature superconductor band and two generation YBCO high-temperature superconductor bands.The device includes internal offer heating environment
Heating platform 11, described heating platform is the T-shaped copper plate (heat-conductive characteristic is good) of an entirety, the copper coin portion of level
Point it is the copper rod for having a heating in thermal source, copper coin；Vertical part is band fixture, and it is to ensure band only by vertical that it, which is acted on,
Straight pressure effect allows it to fix simultaneously.The thermocouple 12 being connected with the heating copper plate of level, it monitors YBCO bands in real time
The temperature of material, temperature detection reponse system is together form with external display panel；Below heating platform 11 every
Hot base 13, the base uses the good thermal insulation board of heat-proof quality, can both completely cut off heat, while also playing a part of support.
Refer to the attached drawing, leading screw 1, turbine 2, thruster supporting plate 4 and force push pedal 5 together constitute the whirlpool of attachment means
Take turns leading screw force transmission mechanism.By this mechanism, it is possible to achieve the pressure needed for accurately applying to the YBCO bands for needing to connect.Together
When, pressure feedback output line 3 can be by dynamic pressure Real-time Feedback to control system, and then adjusts the pressure applied.Exactly
By this complete force application mechanism and pressure feedback system, the Stress control connected to band can be realized, so as to obtain
Optimal pressure condition.
Refer to the attached drawing, band transmission wheel 7 is arranged in heating platform supporting construction 10, and one is connected to bolt and platform
Rise, constitute Web Transporting system, realize the function of sending band automatically, reduce labor intensity, improve efficiency, so that
It can be used on the large-scale magnet of coiling.Electric fan 8 installed in casing side can cool to the band linked together,
Can selectively opened according to actual needs or closing.Lead to having reserved one with the symmetrical casing other side of electric fan 8
Air valve 14, can also it is selectively opened according to actual needs or be connected with source of the gas (soldering processes can expose in atmosphere,
It can open；Diffusion welding craft needs logical nitrogen and oxygen, and the gas port can be connected with source of the gas).Band transmission wheel 7 and electric fan
8 together constitute the accessory system of attachment means, and necessary subsidiary conditions and cooling scheme are provided for band connection.
Refer to the attached drawing, cabinet shell 9 also has heat insulation pedestal to together constitute attachment means with heating platform supporting construction 10
Necessary mechanical support structure, it is ensured that the stability and reliability of band connection.
In engineering practice, YBCO superconducting tapes 6 are placed in T-shaped vertical copper coin, and the copper coin has a groove, and this is recessed
Groove puts teflon plate, and it can protect band from mechanical damage.Band is respectively placed among two transmission wheels in left and right, in advance
If the welding temperature of good band connection, adjusts the pressure for being applied to band, you can two YBCO superconducting tapes are connected into one
Rise.After band connection is smoothly realized, by means of stepper motor, driving wheel, the rotation of driven pulley, you can smoothly by around making
Band is moved into plate.So as to which rapidly YBCO bands be linked together according to optimal procedure parameters.
Finally it should be noted that：It the foregoing is only for the preferred embodiments of the present invention, be not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing each example, or equivalent substitution is carried out to which part technical characteristic.It is all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements made etc., should be included in the guarantor of the present invention
Within the scope of shield.
Claims (9)
1. a kind of welder for being applied to make high-temperature superconductor joint, it is characterised in that：Internal offer heating environment is provided
Heating platform, be provided with below heat insulation pedestal, the heat insulation pedestal below the heating platform and heating platform branch be installed
Support structure, the upper surface of the heating platform is provided with the fixture for clamp YBCO high-temperature superconductor bands, and fixture side plus
Thermocouple and pressure applying means for YBCO high-temperature superconductor band detection temperatures is installed, the pressure applies on hot platform
It is provided with device and controls exerted pressure control reponse system, the opposite side of the fixture is used as band provided with band transmission wheel
The auxiliary Work-feeding means of attachment means.
2. the welder according to claim 1 for being applied to make high-temperature superconductor joint, it is characterised in that：Described adds
Hot platform is T-shaped copper plate, and its horizontal component is thermal source, its interpolation heating copper rod；Its vertical portion is band fixture, thereon
Provided with a groove for being used to fix band.
3. the welder according to claim 1 for being applied to make high-temperature superconductor joint, it is characterised in that：It is described every
Hot base is the good thermal insulation board of heat-proof quality, and it is placed between heating platform and heating platform supporting construction.
4. the welder according to claim 1 for being applied to make high-temperature superconductor joint, it is characterised in that：Described adds
Hot platform structure includes supporting plate, and the supporting plate is placed between thermal insulation board and the cabinet shell of whole device, branch
Fagging uses stainless steel, and its bottom is linked together with 4 branch angles with cabinet shell.
5. the welder according to claim 4 for being applied to make high-temperature superconductor joint, it is characterised in that：Described case
The face of body case upward is glass plate, and visualization window is provided when band is connected.
6. the welder according to claim 5 for being applied to make high-temperature superconductor joint, it is characterised in that：The casing
The monosymmetric position of shell is separately installed with electric fan and the gas valve being connected with source of the gas.
7. the welder according to claim 1 for being applied to make high-temperature superconductor joint, it is characterised in that：Described pressure
The turbine screw mandrel that power bringing device includes the force push pedal being connected with heating platform and pressure transmission is applied into band is applied
Force mechanisms, the turbine screw mandrel force application mechanism includes the leading screw being connected with strength push pedal, and the leading screw is supported by thruster
Plate is supported, and is provided with pressure feedback lead on the leading screw, the leading screw by its end turbine drives.
8. the welder according to claim 1 for being applied to make high-temperature superconductor joint, it is characterised in that：Described applies
Push and polyfluortetraethylene plate is provided between plate and superconducting tape.
9. the welder according to claim 1 for being applied to make high-temperature superconductor joint, it is characterised in that：Described band
Material transmission wheel is placed in heating platform supporting construction, is connected with bolt with platform, constitutes Web Transporting system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710138618.8A CN106975855B (en) | 2017-03-09 | 2017-03-09 | Welding device suitable for manufacturing high-temperature superconducting joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710138618.8A CN106975855B (en) | 2017-03-09 | 2017-03-09 | Welding device suitable for manufacturing high-temperature superconducting joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106975855A true CN106975855A (en) | 2017-07-25 |
| CN106975855B CN106975855B (en) | 2020-03-03 |
Family
ID=59338268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710138618.8A Expired - Fee Related CN106975855B (en) | 2017-03-09 | 2017-03-09 | Welding device suitable for manufacturing high-temperature superconducting joint |
Country Status (1)
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436214A (en) * | 2018-05-11 | 2018-08-24 | 中国科学院合肥物质科学研究院 | A kind of water heater heating core intelligence production line |
| CN108762328A (en) * | 2018-05-21 | 2018-11-06 | 西安聚能超导磁体科技有限公司 | The control of high-temperature superconductor band welding pressure, performance testing device |
| CN106975855B (en) * | 2017-03-09 | 2020-03-03 | 中国科学院合肥物质科学研究院 | Welding device suitable for manufacturing high-temperature superconducting joint |
| CN114725703A (en) * | 2022-06-08 | 2022-07-08 | 武汉东湖学院 | Quick connecting device to multiplex line during emergency maintenance |
| CN115091017A (en) * | 2022-06-02 | 2022-09-23 | 合肥聚能电物理高技术开发有限公司 | Pressure welding device and method for superconducting joint and hydraulic system thereof |
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| CN106975855B (en) * | 2017-03-09 | 2020-03-03 | 中国科学院合肥物质科学研究院 | Welding device suitable for manufacturing high-temperature superconducting joint |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106975855B (en) * | 2017-03-09 | 2020-03-03 | 中国科学院合肥物质科学研究院 | Welding device suitable for manufacturing high-temperature superconducting joint |
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| CN115091017A (en) * | 2022-06-02 | 2022-09-23 | 合肥聚能电物理高技术开发有限公司 | Pressure welding device and method for superconducting joint and hydraulic system thereof |
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| CN114725703B (en) * | 2022-06-08 | 2022-09-23 | 武汉东湖学院 | Quick connecting device to multiplex circuit during emergent maintenance |
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|---|---|
| CN106975855B (en) | 2020-03-03 |
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