CN104010451B - The welding method of magnetic coil - Google Patents
The welding method of magnetic coil Download PDFInfo
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- CN104010451B CN104010451B CN201310055050.5A CN201310055050A CN104010451B CN 104010451 B CN104010451 B CN 104010451B CN 201310055050 A CN201310055050 A CN 201310055050A CN 104010451 B CN104010451 B CN 104010451B
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- magnetic coil
- circuit board
- carrier
- weld part
- welding method
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Abstract
The present invention provides a kind of welding method of magnetic coil, and it comprises the following steps：A. magnetic coil is provided, the magnetic coil includes iron core and enamel-covered wire, and enamel-covered wire includes the wound portion being wound on iron core and extends the weld part of iron core from wound portion；B. circuit board is provided, the circuit board surface row is provided with the metallic conduction piece corresponding with weld part；C. carrier is provided, the magnetic coil is with circuit board group loaded on carrier；And d. provides welding fixture, welding fixture is provided with plumb joint, and plumb joint, which enters, welds together weld part with conducting strip in carrier；And the circuit board for being welded with the magnetic coil is exited the carrier by e., this welding method is convenient, fast, is conducive to saving cost.
Description
Technical field
The present invention relates to a kind of welding method of magnetic coil, more particularly to a kind of welding of the magnetic coil with carrier
Method.
Background technology
On November 20th, 1984, the U.S. Patent No. 4,484,054 of U.S.Patent ＆ Trademark Office's bulletin disclosed one kind quickly
The cable being positioned on circuit board is welded in the method on circuit board conducting strip.This method comprises the following steps：(a) is provided
A kind of welding fixture, its heat provided, which can gasify, is coated on the insulating barrier of cable outer layer, and cable even is welded in into conducting strip
On；(b) welding fixture is heated near but below the selected temperature welded, to reduce the deterioration of welding fixture by；(c).
Welding fixture is contacted to the cable being placed on conducting strip；(d) heat on welding fixtures can be provided：(i) tool with
The insulating barrier of cable contact point region gasification cable；(ii) gasification cables and the insulating barrier of contact point opposite side；(iii) melts
Change the solder on conducting strip；(e) makes the heat will not other components on incoming circuit board or circuit board；(f) welding of always connects
The time of touching is less than 500 milliseconds.
In addition, the patent additionally provides a kind of cable fixer, circuit board be installed on by computer controls can be along horizontal stroke
The mounting platform of the point-to-point movement of the axle longitudinal axis.Cord guide device, pressing nib and welding fixture are installed on circuit board, and
A unitary rotation can be used as.Cable with insulating barrier directs into circuit board surface by cord guide device and looked for by nib
Press.
But above method device therefor cost is higher, it is necessary to computer controls, and cord guide device and nib are uncomfortable
In the tiny enamel-cover wire bonding of magnetic coil, and it is unsuitable for the densely distributed situation of conducting strip.
Thus, it is necessary to propose new technical scheme to solve above-mentioned technical problem.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of welding method with conveniently magnetic coil.
To realize object defined above, the present invention is adopted the following technical scheme that：A kind of welding method of magnetic coil, it include with
Lower step：A. magnetic coil is provided, the magnetic coil includes iron core and enamel-covered wire, and enamel-covered wire includes being wound in twining on iron core
Extend the weld part of iron core around portion and from wound portion；B. circuit board is provided, the circuit board surface row is provided with and weld part phase
Corresponding metallic conduction piece；C. carrier is provided, the magnetic coil is with circuit board group loaded on carrier；And d. provides welding and controlled
Tool, welding fixture is provided with plumb joint, and plumb joint, which enters, welds together weld part with conducting strip in carrier；And e. will be welded
The circuit board for having the magnetic coil exits the carrier.
The welding method of magnetic coil of the present invention, can conveniently fixed cable, and be easy to multiple welderings using carrier
The application for the automatic welding technique that point is welded simultaneously.
Brief description of the drawings
Fig. 1 is the general illustration of magnetic coil welding of the present invention.
Fig. 2 is the schematic diagram of another angles of Fig. 1.
Fig. 3 is that Fig. 1 removes the schematic diagram after circuit board.
Fig. 4 is the schematic diagram for the carrier that the present invention is utilized.
Fig. 5 is the schematic diagram of circuit board of the present invention.
Fig. 6 is the schematic diagram of magnetic coil of the present invention.
Fig. 7 is the schematic diagram of the conducting terminal for the carrier that the present invention is utilized.
Fig. 8 is the schematic diagram of magnetic coil of the present invention and welding fixture.
Fig. 9 is the schematic diagram for the welding fixture that the present invention is utilized.
Embodiment
It refer to shown in Fig. 1 to Fig. 9, the present invention provides a kind of welding processing procedure of magnetic coil 3, including carrier 1, circuit board
2nd, magnetic coil 3 and automatic welding tool 4, circuit board 2 are assembled on carrier 1 respectively with magnetic coil 3, pass through welding fixture 4
Heating, makes magnetic coil 3 be soldered on circuit board 2.
Carrier 1 includes insulating base frame 11 and edge buries some conducting terminals 12 taken shape in insulating base frame 11, in other realities
Apply in mode, conducting terminal 12 can be assembled on insulating base frame 11 or omit conducting terminal 12.Insulating base frame 11 includes front end
Wall 111, the aft bulkhead 112 relative with front bulkhead 111, two lateral walls 113 and the bottom wall 114 for being connected two side 113, one houses
Space 110 is formed between front bulkhead 111, aft bulkhead 112, two side 113 and bottom wall 114, and receiving space 110 is to house magnetic
Property coil 3, bottom wall 114 opens with forward and backward end wall 111,112 time intervals, and runs through the through hole 115 of bottom wall 114 above and below being formed, and leads to
Hole 115 and the up/down perforation of receiving space 110, spaced some partition walls 116 have been upwardly extended from bottom wall 114, are separated
Wall 116 is spaced apart and is parallel to each other with two side 113.The edge of conducting terminal 12, which is buried, to be taken shape in forward and backward end wall 111,112.
Forward and backward end wall 111,112 is provided with some boss 1111,1121 and some projections 1112,1122 protruding upward, convex
Platform 1111,1121 is located at the outside of insulating base frame 11, and projection 1112,1122 is located at the inner side of boss 1111,1121 and close to receipts
Hold space 110.Some boss 1111,1121 with being alignd one by one before and after some projections 1112,1122, a groove 1116,
1126 or so run through forward and backward end wall 111,112 and are formed between boss 1111,1121 and projection 1112,1122.Adjacent two is convex
Being formed between platform 1111,1121 between one first crack 1113,1123, adjacent two projection 1112,1122 has one second folder
Seam 1114,1124, the first crack 1113,1123 before and after the second crack 1114,1124 with aliging and mutually being passed through with groove 1116,1126
Logical, the second crack 1114,1124 connects with receiving space 110.Positioned at the top of outermost two projection 1112,1122 be provided with to
The back-off 1115,1125 that inner side is protruded out.Two side 113 is provided with four locating pieces 1131 protruded out upwards, and locating piece 1131 is located at
Four corner positions of receiving space 110.
Each conducting terminal 12 includes U-shaped terminal wall 121, from the one end of terminal wall 121, level horizontal-extending laterally connects
Socket part 122 and the leg 123 for vertically bending extension upwards from the end of connecting portion 122, the both sides of connecting portion 122 are super with protruding out forward
A pair of convex portions 124 of leg 123 are crossed, 123 liang of sides of leg are arranged with card line groove 125, and terminal wall 121 is inlayed with connecting portion 122
Bury and take shape in forward and backward end wall 111,112, leg 123 is located in the first crack 1113,1123.
Magnetic coil 3 includes iron core 31 and enamel-covered wire 32, enamel-covered wire 32 include being wound in wound portion 321 on iron core 31,
The free end 323 extended the weld part 322 of iron core 31 from wound portion 321 and further extended from weld part 322.It is some to have twined
31 are put around the iron core of enamel-covered wire 32 to be contained in the receiving space 110 of insulating base frame 11, the clamping magnetic coil 3 of partition wall 116 is antimagnetic
Core 31 loosens.The priority of free end 323 of enamel-covered wire 32 is through entering first after the second crack 1114,1124, groove 1116,1126
In the card line groove 125 of crack 1113,1123 and conducting terminal 12, gripped by conducting terminal 12 with boss 1111,1121.
Circuit board 2 includes relative top surface 21 and bottom surface 22, and bottom surface 22 is provided with two row's metallic conduction pieces 23 arranged in parallel,
Conducting strip 23 is located at the front and back ends of circuit board 2, and conducting strip 23 is rectangle, and area is larger, when can prevent welding, conducting strip
23 are soldered sling from circuit board 2, and the neat intensive arrangement of conducting strip 23 can be easy to brush weldering by hand.Circuit board 2 is assembled downwards
In in receiving space 110, circuit board 2 is downwards against on two side 113 and partition wall 116, and circuit board 2 is provided with collecting locating piece
1131 breach 24, limiting circuit plate 2 is front and rear and moves left and right；Projection 1112,1122 is located at the front and back of circuit board 2, limitation
Circuit board 2 is moved forward and backward；Back-off 1115,1125 is downwardly into the inclined plane in receiving space 110 provided with guidance circuit plate 2
1117,1127, back-off 1115,1125 is moved up downwards against the top surface 21 of circuit board 2, limiting circuit plate 2；Enamel-covered wire 32 is welded
Socket part 322 is fitted on the conducting strip 23 of circuit board 3 upwards.
Welding fixture 4 includes plumb joint 41, wind blowing gun 42 and heating tube 43.In the welding process of magnetic coil 3, circuit board
The 2 pre-brush tin cream of conducting strip 23, the through hole 115 of plumb joint 41 through the upper insulating base frame 11 of carrier 1 enters in receiving space 110,
Weld part 322 using heat and pressure directly with conducting strip 23 and enamel-covered wire 32 is in close contact, and makes tin cream and weld part 322
It is outer to be melted and integral with the welding of conducting strip 23, so as to reach enamel-covered wire 32 and the function in electrical contact of conducting strip 23；Secondly,
The free end 323 of enamel-covered wire 32 is cut off；Then, the circuit board 2 for being welded with magnetic coil 3 is taken out out of carrier 1, cleaning weldering
Connector lug；Finally, by the solder joint of enamel-covered wire 32 and conducting strip 23, brush weldering once, is welded to connect with reinforcing by hand again, completes magnetic
The welding of property coil 3.Carrier 1 may be reused, and for lifting production capacity, some carriers 1 can be merged into integral, carried out once
Property assembling carry out the welding of greater number of magnetic coil 3.
Magnetic coil 3 conveniently can be soldered on circuit board 2 by the present invention using carrier 1, and be easy to multiple welderings
Point automatic welding, easy to operate, the low cost of the raw material of carrier 1 used, and easy to manufacture simultaneously, advantageously reduce cost.
Although for example purpose, having been disclosed for the preferred embodiment of the present invention, the ordinary skill people of this area
Member will realize in the case of scope and spirit of the present invention disclosed in not departing from by appending claims, various to change
It is possible for entering, increasing and replacing.
Claims (7)
1. a kind of welding method of magnetic coil, it comprises the following steps：
A. magnetic coil is provided, the magnetic coil includes iron core and enamel-covered wire, and enamel-covered wire includes the winding being wound on iron core
Portion and the weld part for extending iron core from wound portion;
B. circuit board is provided, the circuit board surface row is provided with the metallic conduction piece corresponding with weld part;
C., carrier is provided, the magnetic coil and circuit board group loaded on carrier, the carrier include insulating base frame and assembling or
Edge buries the conducting terminal taken shape in insulating base frame, and the enamel-covered wire also includes the free end further extended from weld part, institute
Weld part connection free end and wound portion are stated, the free end is gripped by insulating base frame with conducting terminal;And
D. welding fixture is provided, welding fixture is provided with plumb joint, and plumb joint, which enters, is welded on weld part with conducting strip in carrier
Together, the insulating base frame includes front bulkhead, the aft bulkhead relative with front bulkhead, two lateral walls and the bottom for connecting two side
Wall, receiving space formation is between front bulkhead, aft bulkhead, two side and bottom wall, and the forward and backward end wall is provided with protruding upward
Some boss and some projections, boss are located at the outside of insulating base frame, and projection is located at the inner side of boss and close to receiving space, institute
Some boss are stated with being alignd one by one before and after some projections, groove or so through forward and backward end wall and formed boss and projection it
Between, being formed between adjacent two boss between one first crack, adjacent two projection has one second crack, the first crack and second
Align and connected with groove before and after crack, the second crack connects with receiving space, the free end is successively through the second folder
Seam, enter in the first crack after groove, clamped by conducting terminal and boss, the conducting terminal includes U-shaped terminal wall, from terminal
Wall one end level connection joint portion horizontal-extending laterally and the leg for vertically bending extension upwards from connecting portion end, leg both sides
While being arranged with card line groove, terminal wall is buried with connecting portion edge and taken shape in forward and backward end wall, and leg is located in the first crack, freely
End is arranged in card line groove;And
E. the circuit board for being welded with the magnetic coil is exited into the carrier.
2. the welding method of magnetic coil according to claim 1, it is characterised in that：Between the weld part and conducting strip
It is to be welded together using thermal compression welding mode, the welding fixture also includes wind blowing gun and heating tube.
3. the welding method of magnetic coil according to claim 1, it is characterised in that：The magnetic coil is first with circuit board
After be fixed in receiving space, conducting terminal assembling or edge are buried and taken shape in forward and backward end wall, before and after bottom wall and forward and backward end wall between
The through hole for running through bottom wall up and down, through hole and receiving space up/down perforation are separated and are formed, the plumb joint enters via through hole to be received
Hold space the weld part of enamel-covered wire is soldered on conducting strip.
4. the welding method of magnetic coil according to claim 1, it is characterised in that：The circuit board includes relative top
Face and bottom surface, bottom surface are provided with conducting strip described in two rows arranged in parallel towards magnetic coil, bottom surface row, and conducting strip is located at circuit board
Front and back ends, conducting strip is rectangle.
5. the welding method of magnetic coil according to claim 1, it is characterised in that：The carrier is provided with some positioning
Block, the circuit board is provided with the breach of locating piece is housed before and after limiting circuit plate and to move left and right.
6. the welding method of magnetic coil according to claim 5, it is characterised in that：It is provided with the top of the projection to inner side
The back-off protruded out, the back-off is downwardly into the inclined plane in receiving space provided with guidance circuit plate, and back-off is downwards against electricity
Moved up on the plate of road with limiting circuit plate.
7. the welding method of the magnetic coil according to claim 1 to 6 one of which, it is characterised in that：The magnetic line
The welding method of circle is further comprising the steps of：F. the end of a thread on cleaning circuit board, and by the solder joint weight between weld part and conducting strip
New brush weldering by hand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310055050.5A CN104010451B (en) | 2013-02-21 | 2013-02-21 | The welding method of magnetic coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310055050.5A CN104010451B (en) | 2013-02-21 | 2013-02-21 | The welding method of magnetic coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104010451A CN104010451A (en) | 2014-08-27 |
| CN104010451B true CN104010451B (en) | 2017-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310055050.5A Active CN104010451B (en) | 2013-02-21 | 2013-02-21 | The welding method of magnetic coil |
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| Country | Link |
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| CN (1) | CN104010451B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576014A (en) * | 2014-12-31 | 2015-04-29 | 绵阳高新区经纬达科技有限公司 | Network transformer manufacturing method |
| CN105491816B (en) * | 2016-02-04 | 2018-07-20 | 东莞立德精密工业有限公司 | Magnetic coil welding method |
| CN108011202A (en) * | 2017-12-22 | 2018-05-08 | 中山市汉仁电子有限公司 | A kind of terminal connecting structure for exempting to wind line |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1275047A (en) * | 1999-03-31 | 2000-11-29 | Em微电子马林有限公司 | Method for assembling coil on integrated circuit on small-sized electronic component by soldering |
| CN102833957A (en) * | 2011-06-16 | 2012-12-19 | 富士康(昆山)电脑接插件有限公司 | Magnetic coil welding method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7596864B2 (en) * | 2007-03-15 | 2009-10-06 | Hon Hai Precision Ind. Co., Ltd. | Stacked module connector |
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2013
- 2013-02-21 CN CN201310055050.5A patent/CN104010451B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1275047A (en) * | 1999-03-31 | 2000-11-29 | Em微电子马林有限公司 | Method for assembling coil on integrated circuit on small-sized electronic component by soldering |
| CN102833957A (en) * | 2011-06-16 | 2012-12-19 | 富士康(昆山)电脑接插件有限公司 | Magnetic coil welding method |
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| Publication number | Publication date |
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| CN104010451A (en) | 2014-08-27 |
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