CN108672872A - A kind of high frequency composite sensing soldering inductor - Google Patents
A kind of high frequency composite sensing soldering inductor Download PDFInfo
- Publication number
- CN108672872A CN108672872A CN201810875039.6A CN201810875039A CN108672872A CN 108672872 A CN108672872 A CN 108672872A CN 201810875039 A CN201810875039 A CN 201810875039A CN 108672872 A CN108672872 A CN 108672872A
- Authority
- CN
- China
- Prior art keywords
- shaped
- induction coil
- inductor
- locating plate
- magnetic inductive
- 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
- 238000005476 soldering Methods 0.000 title claims abstract description 21
- 239000002131 composite material Substances 0.000 title claims abstract description 11
- 238000003466 welding Methods 0.000 claims abstract description 35
- 230000006698 induction Effects 0.000 claims abstract description 32
- 230000001939 inductive effect Effects 0.000 claims abstract description 20
- 230000006835 compression Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 8
- 229910052573 porcelain Inorganic materials 0.000 claims 1
- 239000000463 material Substances 0.000 description 10
- 229910000679 solder Inorganic materials 0.000 description 10
- 229910052782 aluminium Inorganic materials 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 239000004411 aluminium Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 238000005219 brazing Methods 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- 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
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/002—Soldering by means of induction heating
-
- 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
- B23K3/047—Heating appliances electric
- B23K3/0475—Heating appliances electric using induction effects, e.g. Kelvin or skin effects
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Dermatology (AREA)
- General Health & Medical Sciences (AREA)
- General Induction Heating (AREA)
Abstract
The present invention provides a kind of high frequency composite sensing soldering inductors, coaxial transformer is installed in the rear rod end of connecting rod, preceding rod end has the U-shaped bifurcated facing forward that is open, the open end both sides of the U-shaped bifurcated are bent vertically upwards, it is connected with the U-shaped induction coil open end both sides right over U-shaped bifurcated, a pair of " recessed " shape magnetic inductive block is edge-on, the outside of U-shaped induction coil is symmetrically installed in notch portion, a pair of L-shaped locating plate is symmetrically laid in the inside of U-shaped induction coil, it is connected respectively with a pair of of magnetic inductive block, any locating plate is the upper surface that magnetic inductive block is attached at horizontal part, vertical portion is posted by magnetic inductive block and extends straight down, lower edge is in U-shaped induction coil plane；When inductor welds, U-shaped induction coil is coplanar or parallel with weld-ring, and the lower edge of locating plate is resisted against the upper edge of weld-ring, forms the compression of welding neck collar.The high frequency composite sensing soldering of the present invention is good, efficient with inductor welding quality.
Description
Technical field
The present invention relates to refrigerating appliance pipeline welding technology field, more specifically a kind of high frequency composite sensing soldering is used
Inductor.
Background technology
The connection of the pipelines such as evaporator of refrigerator, condenser mostly uses soldering processes, and traditional soldering is using oxygen, acetylene fire
Flame heats, and working environment is poor, and the requirement to operative employee's sense of responsibility and technical ability is high.High-frequency induction brazing is generated using induced current
Vortex Joule heat workpiece is heated, have the characteristics that it is safe efficient, without air pollution, on refrigerator pipeline connection technology
Application potential it is larger, but due to high-frequency induction brazing to the heating of workpiece by material wall thickness, conductivity, magnetic conductivity influenced compared with
Greatly, unlike material, different wall thickness pipeline cannot be welded on same sensing apparatus, and refrigerator pipeline member is by copper, aluminium etc.
The pipeline of various material is formed by connecting, pipeline wall thickness specification there is also a variety of, therefore at present induction welding on refrigerator assembly line
The scope of application is subject to certain restrictions.
In addition, the duct orientation of refrigerator and weldering loop plane normal, traditional inductor coil plane and pipe centerline weight
It closes, inductor makes weld-ring (comprising solder and brazing flux) fusing mainly by heating workpiece, using the conduction of metal, for pricker
Material fusing point is easy to happen the defect of workpiece " burning " corrode with the close material of workpiece fusing point.
Invention content
The present invention is directed to solve one of above-mentioned technical problem at least to a certain extent.For this purpose, the present invention proposes a kind of weldering
Connect high-quality, efficient high frequency composite sensing soldering inductor.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of high frequency composite sensing soldering inductor, is structurally characterized in that：
The rear rod end of connecting rod installs coaxial transformer, and preceding rod end has the U-shaped bifurcated facing forward that is open, the U-shaped bifurcated
Open end both sides bend, are connected with the U-shaped induction coil open end both sides right over U-shaped bifurcated vertically upwards, a pair of
" recessed " shape magnetic inductive block is edge-on, the outside of U-shaped induction coil is symmetrically installed in notch portion, and a pair of L-shaped locating plate is symmetrically laid in U
The inside of shape induction coil, respectively with a pair of of magnetic inductive block be connected, any locating plate is the upper end that magnetic inductive block is attached at horizontal part
Face, vertical portion are posted by that magnetic inductive block extends straight down, lower edge is in U-shaped induction coil plane；
The soldering tip of inductor, inductor welding are constituted with the U-shaped induction coil, a pair of of magnetic inductive block and a pair of of locating plate
When, the U-shaped induction coil of the soldering tip is coplanar or parallel with weld-ring, and is to be resisted against the upper of weld-ring with the lower edge of locating plate
Edge forms the compression of welding neck collar.
The design feature of the present invention is lain also in：
The coaxial transformer bottom is equipped with handle, and handle is equipped with multiple buttons, and the inductor is by selecting not
Same button is selected to trigger different welding procedure selection signals and be sent to PLC, by PLC according to the welding procedure received
Signal control power supply module exports different welding parameters to U-shaped induction coil from coaxial transformer, and the welding parameter includes
Bonding power, welding frequency and weld heating time.
The locating plate is ceramic locating plate.
Compared with the prior art, the present invention has the beneficial effect that：
Inductor of the present invention is resisted against the upper edge of weld-ring with a pair of of locating plate lower edge of soldering tip in welding, compresses weld-ring,
The plane coincidence or parallel for ensureing weld-ring plane and U-shaped induction coil, according to high frequency magnetic field " kindred effect " and " ring-around ",
And U-shaped induction coil plane is overlapped with weld-ring plane or parallel design, is conducive to weld-ring and accelerates heating rate, it is fixed in conjunction with ceramics
The accurate positionin of bit slice welding neck collar heating location, helps to improve welding efficiency and quality；
Description of the drawings
Fig. 1 is the dimensional structure diagram of inductor of the present invention；
Fig. 2 is the structural schematic diagram of soldering tip in Fig. 1；
Fig. 3 is the structural schematic diagram of workpiece；
Fig. 4 is the position relationship schematic diagram of locating plate and weld-ring when inductor of the present invention is subjected to.
In figure, 1U shape induction coils；2 magnetic inductive blocks；3 locating plates；4U shape bifurcateds；5 connecting rods；6 coaxial transformers；7 handles；8
Button；9 power modules；10 connection cables；11 workpiece；12 weld-rings.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, shall fall within the protection scope of the present invention.
Please refer to Fig. 1 to Fig. 4, the high frequency composite sensing soldering of the present embodiment with inductor is pacified in the rear rod end of connecting rod 5
Fill coaxial transformer 6, preceding rod end has a U-shaped bifurcated 4 facing forward of being open, the open end both sides of U-shaped bifurcated 4 upwards vertically bending,
It is connected with the 1 open end both sides of U-shaped induction coil right over U-shaped bifurcated 4, a pair of " recessed " shape magnetic inductive block 2 is edge-on, with recessed
Oral area is symmetrically installed in the outside of U-shaped induction coil 1, a pair of L-shaped locating plate 3 be symmetrically laid in U-shaped induction coil 1 inside,
It is connected respectively with a pair of of magnetic inductive block 2, any locating plate 3 is the upper surface that magnetic inductive block 2 is attached at horizontal part, and vertical portion is posted by
Magnetic inductive block 2 extends straight down, lower edge is in 1 plane of U-shaped induction coil；
The soldering tip that inductor is constituted with U-shaped induction coil 1, a pair of of magnetic inductive block 2 and a pair of of locating plate 3, when inductor welds,
The U-shaped induction coil 1 of soldering tip is coplanar or parallel with weld-ring 12, and is the upper edge that weld-ring 12 is resisted against with the lower edge of locating plate 3,
Form the compression of welding neck collar 12.
Optionally, locating plate 3 is ceramic locating plate 3.
The present embodiment inductor is when being subjected to, as shown in figure 4, weld-ring 12 and U-shaped induction coil 1 are coplanar, one
12 upper edge of weld-ring is resisted against to the lower edge of locating plate 3, compresses weld-ring 12, ensures that 12 plane of weld-ring is overlapped or put down with coil plane
Row, 12 both sides coil resonance current direction of weld-ring is on the contrary, " kindred effect " according to EMR electromagnetic resonance makes the weld-ring coplanar with coil
12 heatings are strengthened.
In addition, in the present embodiment, as a preferred scheme, handle 7 is equipped in 6 bottom of coaxial transformer, on handle 7
Equipped with multiple buttons 8, inductor is powered by power module 9, is controlled and is exported by PLC, between power module 9 and coaxial transformer 6
It is electrically connected by connection cables 10.Inductor is by selecting different buttons 8 to trigger different welding procedure selection signals
And be sent to PLC, by PLC according to the control of welding procedure selection signal power module 9 and 6 frequency conversion of coaxial transformer received,
Transformation, different welding parameters is exported to U-shaped induction coil 1, and welding parameter includes bonding power, welding frequency and weld heating
Time.
By taking aluminium, copper as an example, 660 DEG C of the fusing point of aluminium, 570 DEG C of the fusing point of aluminium solder joint solder, 1083 DEG C of the fusing point of copper, brazing point
The fusing point of solder, since the melting temperature that aluminium incudes solder joint solder and base material is closer to, works as the present embodiment at 750~790 DEG C
When inductor welds certain specification aluminum pipe, by lower button 81, the first best welding parameter is selected：Bonding power is 12KW, welding frequency
Rate 22.5KHz, 5.5 seconds weld heating time；Copper incudes solder joint solder and the melting temperature difference of base material is larger, when the present embodiment sense
When device being answered to weld certain specification copper pipe, by lower button 82, the second best welding parameter is selected：Best bonding power is 20KW, welding
Frequency 20.5KHz, 4.3 seconds weld heating time send out corresponding welding procedure by select button 81 or button 82 to PLC
Selection signal, and then select the welding parameter of aluminium solder joint or brazing point.
By above-mentioned setting, the inductor of the present embodiment is enable to select corresponding welding for the workpiece 11 of unlike material
Electric current, frequency and heating time, adapt to refrigerator production line on refrigerator pipeline member welding, have high efficiency, strong applicability,
The high feature of generalization degree.When it is implemented, in view of inductor is to the versatility of unlike material solder joint, unlike material workpiece
11 outer diameter should approach as possible, can share the relative position that same locating plate 3 determines weld-ring 12 and weld seam.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of being detached from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The range of invention is limited by claim and its equivalent.
Claims (3)
1. a kind of high frequency composite sensing soldering inductor, it is characterized in that：
The rear rod end of connecting rod installs coaxial transformer, and preceding rod end has the U-shaped bifurcated facing forward that is open, the opening of the U-shaped bifurcated
End both sides bend, are connected with the U-shaped induction coil open end both sides right over U-shaped bifurcated vertically upwards, a pair of " recessed "
Shape magnetic inductive block is edge-on, the outside of U-shaped induction coil is symmetrically installed in notch portion, and a pair of L-shaped locating plate is symmetrically laid in U-shaped sense
Answer coil inside, respectively with a pair of of magnetic inductive block be connected, any locating plate is the upper surface that magnetic inductive block is attached at horizontal part, erect
Straight portion is posted by that magnetic inductive block extends straight down, lower edge is in U-shaped induction coil plane；
The soldering tip that inductor is constituted with the U-shaped induction coil, a pair of of magnetic inductive block and a pair of of locating plate, when inductor welds, institute
The U-shaped induction coil for stating soldering tip is coplanar or parallel with weld-ring, and is the upper edge that weld-ring is resisted against with the lower edge of locating plate, is formed
The compression of welding neck collar.
2. a kind of high frequency composite sensing soldering inductor according to claim 1, it is characterized in that：
The coaxial transformer bottom is equipped with handle, and handle is equipped with multiple buttons, and the inductor is different by selecting
Button is to trigger different welding procedure selection signals and be sent to PLC, by PLC according to the welding procedure selection signal received
Control power module exports different welding parameters to U-shaped induction coil from coaxial transformer, and the welding parameter includes welding
Power, welding frequency and weld heating time.
3. a kind of high frequency composite sensing soldering inductor according to claim 1, it is characterized in that：The locating plate is pottery
Porcelain locating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810875039.6A CN108672872B (en) | 2018-08-02 | 2018-08-02 | Inductor for high-frequency composite induction brazing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810875039.6A CN108672872B (en) | 2018-08-02 | 2018-08-02 | Inductor for high-frequency composite induction brazing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108672872A true CN108672872A (en) | 2018-10-19 |
| CN108672872B CN108672872B (en) | 2024-04-16 |
Family
ID=63815292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810875039.6A Active CN108672872B (en) | 2018-08-02 | 2018-08-02 | Inductor for high-frequency composite induction brazing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108672872B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454307A (en) * | 2018-12-26 | 2019-03-12 | 长虹美菱股份有限公司 | A kind of inductor helping weldering atmosphere with gas |
| CN111864499A (en) * | 2020-07-28 | 2020-10-30 | 国网山东省电力公司寿光市供电公司 | Cable butt welding device and method |
| CN113814516A (en) * | 2021-10-11 | 2021-12-21 | 珠海格力智能装备有限公司 | Welding gun structure |
| CN114734110A (en) * | 2022-05-21 | 2022-07-12 | 佛山市艾可佳机电设备科技有限公司 | Small-sized hand-held induction welding machine |
| CN114769831A (en) * | 2022-03-30 | 2022-07-22 | 重庆普尔萨科技有限公司 | Electromagnetic pulse welding assembly |
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| US4947462A (en) * | 1986-11-20 | 1990-08-07 | Moe Per H | Induction welding apparatus and method |
| JPH05261526A (en) * | 1992-03-13 | 1993-10-12 | Keiji Matsumoto | Aluminum brazing method |
| US6875966B1 (en) * | 2004-03-15 | 2005-04-05 | Nexicor Llc | Portable induction heating tool for soldering pipes |
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| CN208513817U (en) * | 2018-08-02 | 2019-02-19 | 长虹美菱股份有限公司 | Inductor is used in a kind of soldering of high frequency composite sensing |
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2018
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|---|---|---|---|---|
| GB576865A (en) * | 1943-06-24 | 1946-04-24 | Induction Heating Corp | Improvements in and relating to induction heating work coils |
| GB666381A (en) * | 1948-11-30 | 1952-02-13 | Marocaine Tech Et Commerciale | Method and apparatus for welding by means of electro-magnetic induction heating |
| US4947462A (en) * | 1986-11-20 | 1990-08-07 | Moe Per H | Induction welding apparatus and method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454307A (en) * | 2018-12-26 | 2019-03-12 | 长虹美菱股份有限公司 | A kind of inductor helping weldering atmosphere with gas |
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| CN111864499A (en) * | 2020-07-28 | 2020-10-30 | 国网山东省电力公司寿光市供电公司 | Cable butt welding device and method |
| CN111864499B (en) * | 2020-07-28 | 2022-01-25 | 国网山东省电力公司寿光市供电公司 | Cable butt welding device and method |
| CN113814516A (en) * | 2021-10-11 | 2021-12-21 | 珠海格力智能装备有限公司 | Welding gun structure |
| CN113814516B (en) * | 2021-10-11 | 2023-08-25 | 珠海格力智能装备有限公司 | Welding gun structure |
| CN114769831A (en) * | 2022-03-30 | 2022-07-22 | 重庆普尔萨科技有限公司 | Electromagnetic pulse welding assembly |
| CN114769831B (en) * | 2022-03-30 | 2023-11-03 | 重庆普尔萨科技有限公司 | Electromagnetic pulse welding assembly |
| CN114734110A (en) * | 2022-05-21 | 2022-07-12 | 佛山市艾可佳机电设备科技有限公司 | Small-sized hand-held induction welding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108672872B (en) | 2024-04-16 |
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