CN101807465A - Surface adhesive type magnetic element and element-placing method thereof - Google Patents
Surface adhesive type magnetic element and element-placing method thereof Download PDFInfo
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- CN101807465A CN101807465A CN200910004110A CN200910004110A CN101807465A CN 101807465 A CN101807465 A CN 101807465A CN 200910004110 A CN200910004110 A CN 200910004110A CN 200910004110 A CN200910004110 A CN 200910004110A CN 101807465 A CN101807465 A CN 101807465A
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Abstract
The invention relates to a surface adhesive type magnetic element and an element-placing method thereof. The surface adhesive type magnetic element is suitable for a surface adhesive technology system and comprises an inductance unit and a plane cover body attached to the inductance unit, wherein the inductance unit is provided with a winding structure and a magnetic core group. When an element-placing machine of the surface adhesive technology system carries out element-placing work, a suction nozzle of the tail end of an element-placing head of the element-placing machine correspondingly covers the plane cover body so as to form a seal attached state, the element-placing machine generates vacuum suction force to the surface adhesive type magnetic element through actions of a drive device, and then the surface adhesive type magnetic element is sealed and attached to the element-placing head and moves to a second position from a first position. The invention can reduce the condition of waste materials in the production line work, can mark different signs on the plane cover body so as to mark the type, the pin and the polarity of the surface adhesive type magnetic element, provides multiple identification modes, and greatly increases the convenience of the work and improves the production efficiency of the production line.
Description
Technical field
The present invention relates to a kind of magnetic element, particularly a kind ofly be applicable to the surface adhesion type magnetic element of surface mount technology system and put the part method.
Background technology
Generally speaking, standing in the electric equipment have many magnetic elements, as transformer, inductance element etc., and in order to adapt to the slimming of electric equipment, magnetic element and the inner conductive winding of using also must be towards the trend developments of slimming, to reduce the overall volume of electric equipment.For this reason, various can be with surface-mount device (Surface Mount Device, SMD), for example: surface adhesion type magnetic element, be assembled in surface mount technology (the Surface Mount Technology of circuit board with automated procedures, SMT) therefore replace artificial plug-in unit operation, and continue flourish, by this technology, can further research and develop the electronic component of various microminiaturizations, make and adopt the electronic product of these microminiaturization electronic components can reduce volume, and because the surface mount technology system is an e-cooperative work, thereby also can improve speed of production and quality, and increase the qualification rate of electronic product.
The automation of existing surface mount technology system is put part technology and mainly by feeder surface adhesion type magnetic element is delivered to ad-hoc location, again by putting the part machine with it extraction, and be arranged at and be coated with scolder, for example: tin cream, circuit board on ad-hoc location, then, sending this circuit board back to brazier again welds, surface adhesion type magnetic element is fixedly arranged on the circuit board, in this process, the step that surface adhesion type magnetic element is arranged on the circuit board is a very important ring, in case the sequence arrangement of its placement is improper or the position that is provided with is accurate inadequately, all can have a strong impact on the quality of circuit board group ETL estimated time of loading and institute's output.
See also Fig. 1, it draws the schematic diagram of surface adhesion type magnetic element for the part machine of putting of existing surface mount technology system.As shown in the figure, put in the production line of part machine 1 and have a plurality of part heads 11 of putting, and each is put in the part head 11 has and drive unit, for example: vacuum pump (not shown), the pipe fitting 110 that connects, behind the program start of surface mount technology system, then put part head 11 meeting levels and move vertically to ad-hoc location, make the suction nozzle 111 of pipe fitting 110 ends aim at the surface adhesion type magnetic element 2 that is covered on the feeder, then, extract air in pipe fitting 110 and the suction nozzle 111 by the action of vacuum pump, make the upper surface 21 of 111 pairs of surface adhesion type magnetic elements 2 of suction nozzle produce pull of vacuum, thereby surface adhesion type magnetic element 2 is adsorbed in puts on the part head 11, then, will put part head 11 according to the program of setting again and move on the circuit board (not shown) that institute's desire is provided with, oppositely air be squeezed in the pipe fitting 110 by vacuum pump again, surface adhesion type magnetic element 2 and suction nozzle 111 are broken away from, and be placed on the ad-hoc location of circuit board.
Wherein, surface adhesion type magnetic element 2 overlook and cross-section structure respectively shown in Fig. 2 A and Fig. 2 B, mainly coat winding constructions 23 and form by two magnetic cores 22, wherein winding construction 23 is wound on the drum stand 232 by coil (not shown), coated insulation layer 231 and forming again, and fixed frame 25 is set in the periphery of magnetic core 22, two magnetic cores 22 are connected and fixed being used for, yet, shown in Fig. 2 B, when the winding of the coil in the winding construction 23 number of turns is too much, then can cause winding construction 23 to be higher than the magnetic core 22 of periphery, or the filling glue (not shown) or the assembly adhesive (not shown) of working as inductance element 2 protrude from upper surface 21, and the coil of winding construction 23 is when the situation of coiling irregularity occurring, all can make the upper surface 21 of surface adhesion type magnetic element 2 produce uneven whole situation, thus, when the suction nozzle 111 of putting part head 11 covers at the upper surface 21 of surface adhesion type magnetic element 2, then can cause between suction nozzle 111 and the upper surface 21 can't vacuum seal because of upper surface 21 out-of-flatnesses, thereby in the process of putting part head 11 absorption surface adhesion type magnetic elements 2, cause the attraction deficiency easily because of vacuum seal is destroyed, and then cause the phenomenon of material casting, make that production line must interruption operation, repeat once more to put the part operation, badly influence the usefulness of production line and cause the waste man-hour.
Please consult Fig. 2 A again, as shown in the figure, surface adhesion type magnetic element 2 also comprises a plurality of pins 24, pin 24 is connected with winding construction 23, and extend from magnetic core 22 bottoms, in order to be arranged on the contact place of coating scolder on the circuit board, so that surface adhesion type magnetic element 2 is in being fixedly arranged on behind the Overwelding and rewelding furnace on the circuit board, and be electrically connected with circuit on the circuit board, yet, because the volume of surface adhesion type magnetic element 2 is minimum, the pin position or the polarity that are difficult to its pin 24 of identification, thereby when production line operation, easily the direction or the polarity of surface adhesion type magnetic element 2 are furnished mistake, and cause the puzzlement in the operation.
In addition, the volume of general surface adhesion type magnetic element is minimum, the surface area of its upper surface is also quite little simultaneously, be difficult to indicate model in the above, the model of surface adhesion type magnetic element therefore can't identification to be assembled, make production line the situation of batch mixing often occur, and cause the inconvenience in the operation.Some surface adhesion type magnetic element can be too small because of the surface area of upper surface even, and the suction nozzle absorption that can't be put the part machine, promptly can't extract surface adhesion type magnetic element and be arranged on the circuit board with surface mount technology system automation technology, need put the part operation with tweezers gripping surface adhesion type magnetic element with artificial on the contrary, not only labor intensive and man-hour, and make the comparatively complicated and efficient extreme difference of work flow.
Therefore, how to develop a kind of prior art defective of improving, make that the upper surface of surface adhesion type magnetic element is easier to be adsorbed by the suction nozzle of the part machine of putting of surface mount technology system, but and the surface adhesion type magnetic element of more identification model, pin position and polarity and put the part method, real in pressing for the problem of research and development at present.
Summary of the invention
A purpose of the present invention is to provide a kind of surface adhesion type magnetic element and puts the part method, causes the situation that easily produces material casting in the part operation of putting in the surface mount technology system with the upper surface unevenness that solves existing surface adhesion type magnetic element.
Another purpose of the present invention is to provide a kind of surface adhesion type magnetic element and puts the part method, and is too small and can't indicate the defective of model, pin position and polarity with the volume that solves existing surface adhesion type magnetic element.
Another purpose of the present invention is to provide a kind of surface adhesion type magnetic element and puts the part method, to solve existing surface adhesion type magnetic element because of the too small defective that can't put the part operation with the surface mount technology system of volume.
For reaching above-mentioned purpose, of the present invention one than the broad sense form of implementation for a kind of surface adhesion type magnetic element is provided, it is applicable to the surface mount technology system and comprises: inductance unit has winding construction and magnetic core; And the plane lid, be attached on the inductance unit; Wherein, when the part machine of putting of surface mount technology system is put the part operation, the suction nozzle correspondence of putting part head end of putting the part machine is covered on the lid of plane, attach state to form driving fit, action by drive unit, make and put the part machine surface adhesion type magnetic element is produced pull of vacuum, put on the part head so that the surface adhesion type magnetic element sealing is adsorbed in, and move to the second place from primary importance.
For reaching above-mentioned purpose, the present invention another than the broad sense form of implementation for a kind of part method of putting of surface adhesion type magnetic element is provided, it is applicable to the surface mount technology system and comprises the following step: inductance unit (a) is provided, and it has winding construction and magnetic core; (b) the plane cover consideration is invested on the inductance unit, to form surface adhesion type magnetic element; (c) the suction nozzle correspondence of putting part head end that will put the part machine is covered on the plane lid of surface adhesion type magnetic element; (d) start the drive unit be communicated with suction nozzle, make and put the part machine surface adhesion type magnetic element is produced pull of vacuum, put on the part head and the plane lid is sealed be adsorbed in this; And (e) will put the part head and move to the 4th position from the 3rd position, move to the second place so that be adsorbed in the surface adhesion type magnetic element of putting on the part head from primary importance.
Surface adhesion type magnetic element of the present invention has inductance unit and is attached at plane lid on the inductance unit, can supply the part machine of putting of surface mount technology system when putting the part operation, the suction nozzle of putting part head end is covered on the lid of plane, to form sealing state, and the action by drive unit is to produce pull of vacuum to surface adhesion type magnetic element, so that being adsorbed in, the surface adhesion type magnetic element driving fit puts on the part head, and move to the second place from primary importance, reduce the situation of the material casting in the production line operation thus, simultaneously, form insulated barriers by the plane cover body that insulate heat-resisting, to keep the electrical safety distance, in addition, also can show different marks in plane lid subscript, in order to indicate the model of surface adhesion type magnetic element, pin position and polarity so that multiple identification mode to be provided, significantly to increase the convenience in the operation and improve advantage such as Production Line efficient.
Description of drawings
Fig. 1: it draws the schematic diagram of surface adhesion type magnetic element for the part machine of putting of existing surface mount technology system.
Fig. 2 A: it is the plan structure schematic diagram of existing surface adhesion type magnetic element.
Fig. 2 B: it is the cross-sectional view of Fig. 2 A.
Fig. 3 A: it is the plan structure schematic diagram of the surface adhesion type magnetic element of the present invention's first preferred embodiment.
Fig. 3 B: it is the cross-sectional view of Fig. 3 A.
Fig. 4: it puts part operation schematic diagram for the surface mount technology system that uses Fig. 3 A.
Fig. 5 A: it is the plan structure schematic diagram of the surface adhesion type magnetic element of the present invention's second preferred embodiment.
Fig. 5 B: it is the cross-sectional view of Fig. 5 A.
Wherein, description of reference numerals is as follows:
Surface adhesion type magnetic element: 2,3,6
Put the part machine: 1 puts the part head: 11
Pipe fitting: 110 suction nozzles: 111
Upper surface: 21 magnetic cores: 22,312,612
Winding construction: 23,311 insulating barriers: 231,311b
Drum stand: 232,311a pin: 24,313
Fixed frame: 25,314 inductance unit: 31,61
First surface: 311c plane lid: 32,62
Second surface: 321 first marks: 33
Second mark: 34 the 3rd marks: 35
Circuit board: 4 feeders: 5
Primary importance: the X1 second place: X2
The 3rd position: Y1 the 4th position: Y2
Coiling: 611 the 3rd surfaces: 613
The 4th surface: 621
Embodiment
Some exemplary embodiments that embody feature of the present invention and advantage will be described in detail in the following description.Be understood that the present invention can have various variations different in form, its neither departing from the scope of the present invention, and explanation wherein and the accompanying drawing usefulness that ought explain in itself, but not in order to restriction the present invention.
Please consult Fig. 3 A and Fig. 3 B simultaneously, it is respectively the plan structure schematic diagram and the cross-sectional view of the surface adhesion type magnetic element of the present invention's first preferred embodiment, as shown in the figure, surface adhesion type magnetic element 3 of the present invention mainly is made up of inductance unit 31 and plane lid 32, wherein inductance unit 31 has winding construction 311 and magnetic core 312, and plane lid 32 is attached on the inductance unit 31.
With the present embodiment is example, the winding construction 311 of inductance unit 31 is wound on the drum stand 311a by coil (not shown), and at the outer coated insulation layer 311b of coil and form, and magnetic core 312 is made up of the two EE sections hearts, and correspondence is coated on outside the winding construction 311 mutually, then two magnetic cores, 312 correspondences are connected and fixed in magnetic core 312 peripheries with fixed frame 314, and, inductance unit 31 also comprises a plurality of pins 313, one end of pin 313 is connected with winding construction 311, and extend from magnetic core 312 bottoms, the other end is then in order on the circuit board 4 (as shown in Figure 4) that is arranged at the coating scolder, so that surface adhesion type magnetic element 3 is in being fixedly arranged on the circuit board behind the Overwelding and rewelding furnace, and produces and be electrically connected with circuit on the circuit board.And, plane lid 32 can be but not be limited to a square plate structure, it has toughness, and it is made by the material that insulation is heat-resisting, for example: polyethylene terephthalate (PET) or polyester film (Mylar), but not as limit, and its surface area is in fact greater than the surface area of the suction nozzle 111 of putting part head 11, so can be used as a smooth uniform absorption interface, thereon for suction nozzle 111 adsorbed close of putting part head 11.
In addition, because plane lid 32 is made for the heat-resisting material of insulation, thereby when its first surface 311c that is arranged at inductance element 31 goes up, also can be used as the insulated barriers of inductance element 31, so that inductance element 31 can be kept the electrical safety distance, to meet security regulations.
Please consult Fig. 3 A again, in some embodiment, on plane lid 32, also has first mark 33, to be used to indicate the model of surface adhesion type magnetic element 3, with the present embodiment is example, first mark 33 is for being marked on letter symbol AA-0001 on the second surface 321 of plane lid 32 in mode hand-written or that print, indicate the model of surface adhesion type magnetic element 3 thus, make surface adhesion type magnetic element 3 in the process of carrying out feeding, can differentiate the situation that batch mixing whether occurs apace, thereby can quicken the operation of surface mount technology system production line.Certainly, the marking mode of first mark 33 is not as limit, also can other different colours or difform symbol or cutting a rescinded angle or breach in the corner of plane lid 32 is used as identification usefulness, its mark mode can actually be implemented situation and change arbitrarily, not as limit.
Except first mark 33, in other embodiment, on the second surface 321 of plane lid 32, also have second mark 34 and the 3rd mark 35 respectively, wherein second mark 34 indicates the pin position of the pin 313 of surface adhesion type magnetic element 3, the 3rd mark 35 is then in order to indicate the polarity of surface adhesion type magnetic element 3, and its sign as described above, can be the sign difformity, the symbol of color or cut breach, rescinded angle etc., not as limit, with the present embodiment is example, second mark 34 cuts for the rescinded angle with plane lid 32, the breach that formation can Gong be distinguished, the 3rd mark 35 then is a marker dots symbol on the second surface 321 of plane lid 32, with usefulness as identification, thus, then can be by on plane lid 32, indicating different marks, model with difference labeled surface adhesion type magnetic element 3, relevant informations such as pin position and polarity, make the production line operation personnel can pick out the relevant information of surface adhesion type magnetic element 3 more rapidly thus, not only can reduce the problem of batch mixing, whether the direction that also can check out surface adhesion type magnetic element 3 rapidly is misplaced, and makes the production line operation flow process convenient more, efficient.
And, surface adhesion type magnetic element 3 is put part work flow such as Fig. 3 B and shown in Figure 4 in the surface mount technology system, inductance unit 31 with winding construction 311 and magnetic core 312 at first is provided, then, again plane lid 32 is attached on the first surface 311c of inductance unit 31 with the heat-resisting colloid (not shown) that insulate, to form surface adhesion type magnetic element 3, thereafter, again with the mode of symbol or breach model with surface adhesion type magnetic element 3, information indicatings such as pin position and polarity are on the second surface 321 of plane lid 32, and the surface adhesion type magnetic element 3 that this sign is finished is placed on the feeder 5, in regular turn surface adhesion type magnetic element 3 is sent to primary importance X1 by feeder 5, and then move put part machine 1 put part head 11 to the 3rd position Y1, and suction nozzle 111 correspondences that will put part head 11 ends are covered on the second surface 321 of plane lid 32, at this moment, because plane lid 32 is smooth uniform plate structure, thereby suction nozzle 111 driving fits are attached on the second surface 321 of plane lid 32, then, restart the drive unit (not shown) that is connected with suction nozzle 111, for example: vacuum pump, extract the air of putting in the part head 11 by the action of vacuum pump, make and put 11 pairs of surface adhesion type magnetic elements of part head, 3 generation pull of vacuum, thereby the second surface 321 that makes plane lid 32 closely and firmly is adsorbed on the suction nozzle 111 of putting part head 11, form sealing state, and then will put part head 11 and move to the 4th position Y2 from the 3rd position Y1, and make the vacuum pump counteragent, make the sealing state of putting between part head 11 destroys suction nozzle 111 and plane lid 32 because of air injects the second surface 321, thereby make surface adhesion type magnetic element 3 and put 11 disengagings of part head, and be arranged on the circuit board 4 that is coated with scolder, surface adhesion type magnetic element 3 is moved on the second place X2 from primary importance X1, put in the part process at this, the smooth uniform absorption interface that is provided by plane lid 32, making surface adhesion type magnetic element 3 can effectively be put part head 11 draws, and be difficult for producing the situation of material casting, and then enhance productivity.
Please consult Fig. 5 A and Fig. 5 B simultaneously, it is respectively the plan structure schematic diagram and the cross-sectional view of the surface adhesion type magnetic element of the present invention's second preferred embodiment, as shown in the figure, surface adhesion type magnetic element 6 of the present invention mainly is made up of inductance unit 61 and plane lid 62, wherein inductance unit 61 has winding construction and magnetic core 612, and plane lid 62 is attached on the inductance unit 61.
In present embodiment; the structure of inductance unit 61 and plane lid 62 and assembling mode and previous embodiment are similar; so repeat no more in this; but in present embodiment; winding construction is by conductive coiling 611; for example: copper cash; form; and directly be wound on the toroidal core 612; can uneven equal situation appear because of 611 the winding of winding the line on the 3rd surface 613 of inductance unit 61 promptly; yet; after attaching plane lid 62 on the 3rd surface 613 of inductance unit 61; then because the 4th surface 621 of plane lid 62 is even even curface; thereby can make surface adhesion type magnetic element 6 firmly more adsorbed by the suction nozzle of putting part machine 1 111 in the surface mount technology system; thereby can successfully finish and put the part operation; reduce the problem of the material casting that produces in the technology; this shows; the winding construction in inductance unit and the structure of magnetic core; form and set-up mode be not as limit; it can change arbitrarily according to real-life operational situation; every volume that reduces; be applicable to the inductance element of surface mount technology system, for example: transformer; inductor and toroidal inductor etc. are all in protection scope of the present invention.
In sum, surface adhesion type magnetic element of the present invention has inductance unit and is attached at plane lid on the inductance unit, can supply the part machine of putting of surface mount technology system when putting the part operation, the suction nozzle of putting part head end is covered on the lid of plane, to form sealing state, and the action by drive unit is to produce pull of vacuum to surface adhesion type magnetic element, so that being adsorbed in, the surface adhesion type magnetic element driving fit puts on the part head, and move to the second place from primary importance, reduce the situation of the material casting in the production line operation thus, simultaneously, form insulated barriers by the plane cover body that insulate heat-resisting, to keep the electrical safety distance, in addition, also can show different marks, in order to indicate the model of surface adhesion type magnetic element in plane lid subscript, pin position and polarity, so that multiple identification mode to be provided, significantly to increase the convenience in the operation and improve advantage such as Production Line efficient.
The present invention can carry out multiple variation and modification by those skilled in the art, however the scope of neither disengaging appended claims institute desire protection.
Claims (21)
1. surface adhesion type magnetic element, it is applicable to a surface mount technology system and comprises:
One inductance unit has a winding construction and a magnetic core; And
One plane lid is attached on this inductance unit;
Wherein, when one of this surface mount technology system puts the part machine and puts the part operation, this is put one of part machine puts a suction nozzle correspondence of part head end and is covered on this plane lid, attach state to form a driving fit, action by a drive unit, make this put the part machine this surface adhesion type magnetic element is produced a pull of vacuum, put on the part head so that this surface adhesion type magnetic element sealing is adsorbed in this, and move to a second place from a primary importance.
2. surface adhesion type magnetic element as claimed in claim 1, wherein this plane lid is shown consideration for an insulation heat-resistant adhesive and is invested on this inductance unit.
3. surface adhesion type magnetic element as claimed in claim 1, wherein this plane lid is the heat-resisting plate structure of an insulation.
4. surface adhesion type magnetic element as claimed in claim 1 wherein also has one first mark on this plane lid, in order to show the model of this surface adhesion type magnetic element.
5. surface adhesion type magnetic element as claimed in claim 4, wherein this first mark is a symbol or a breach.
6. surface adhesion type magnetic element as claimed in claim 1, wherein this inductance unit also comprises a pin, in order to be electrically connected with a circuit board.
7. surface adhesion type magnetic element as claimed in claim 6 wherein also has one second mark on this plane lid, in order to indicate the pin position of this pin.
8. surface adhesion type magnetic element as claimed in claim 7, wherein this second mark is a symbol or a breach.
9. surface adhesion type magnetic element as claimed in claim 1 wherein also has one the 3rd mark on this plane lid, in order to indicate the polarity of this surface adhesion type magnetic element.
10. surface adhesion type magnetic element as claimed in claim 9, wherein the 3rd mark is a symbol or a breach.
11. surface adhesion type magnetic element as claimed in claim 1, wherein this inductance unit is transformer, inductor or toroidal inductor.
12. the part method of putting of a surface adhesion type magnetic element is applicable to a surface mount technology system, it comprises the following step:
Step (a): an inductance unit is provided, and it has a winding construction and a magnetic core;
Step (b): plane cover consideration is invested on this inductance unit, to form a surface adhesion type magnetic element;
Step (c): put one of part machine with one and put on this plane lid that a suction nozzle correspondence of part head end is covered in this surface adhesion type magnetic element;
Step (d): start a drive unit that is communicated with this suction nozzle, make this put the part machine this surface adhesion type magnetic element is produced a pull of vacuum, put on the part head and make this plane lid sealing be adsorbed in this; And
Step (e): this is put the part head move to one the 4th position, move to a second place from a primary importance so that be adsorbed in this this surface adhesion type magnetic element of putting on the part head from one the 3rd position.
13. the part method of putting of surface adhesion type magnetic element as claimed in claim 12, wherein in described step (b), this plane lid is shown consideration for an insulation heat-resistant adhesive and is invested on this inductance unit.
14. the part method of putting of surface adhesion type magnetic element as claimed in claim 12, wherein this plane lid is the heat-resisting plate structure of an insulation.
15. the part method of putting of surface adhesion type magnetic element as claimed in claim 12 wherein also is included between described step (b) and described step (c) one first mark is set on this plane lid, in order to show the model of this surface adhesion type magnetic element.
16. the part method of putting of surface adhesion type magnetic element as claimed in claim 15, the method that this first mark wherein is set are mark one symbol or cut a breach.
17. the part method of putting of surface adhesion type magnetic element as claimed in claim 12, wherein this inductance unit also comprises a pin, in order to be electrically connected with a circuit board.
18. the part method of putting of surface adhesion type magnetic element as claimed in claim 17 wherein also is included between described step (b) and described step (c) one second mark is set on this plane lid, in order to indicate the pin position of this pin.
19. the part method of putting of surface adhesion type magnetic element as claimed in claim 18, the method that this first mark wherein is set are mark one symbol or cut a breach.
20. the part method of putting of surface adhesion type magnetic element as claimed in claim 12 wherein also is included between described step (b) and described step (c) one the 3rd mark is set on this plane lid, in order to indicate the polarity of this surface adhesion type magnetic element.
21. the part method of putting of surface adhesion type magnetic element as claimed in claim 20, the method that the 3rd mark wherein is set are mark one symbol or cut a breach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910004110A CN101807465A (en) | 2009-02-12 | 2009-02-12 | Surface adhesive type magnetic element and element-placing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910004110A CN101807465A (en) | 2009-02-12 | 2009-02-12 | Surface adhesive type magnetic element and element-placing method thereof |
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| Publication Number | Publication Date |
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| CN101807465A true CN101807465A (en) | 2010-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910004110A Pending CN101807465A (en) | 2009-02-12 | 2009-02-12 | Surface adhesive type magnetic element and element-placing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103390490A (en) * | 2013-08-14 | 2013-11-13 | 重庆市金籁电子科技有限公司 | Inductor manufacturing method |
| CN103390491A (en) * | 2013-08-14 | 2013-11-13 | 重庆市金籁电子科技有限公司 | Phase position-distinguishing manufacturing method for inductor |
| CN103390489A (en) * | 2013-08-14 | 2013-11-13 | 重庆市金籁电子科技有限公司 | Phase position-distinguishing processing method for inductor |
-
2009
- 2009-02-12 CN CN200910004110A patent/CN101807465A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103390490A (en) * | 2013-08-14 | 2013-11-13 | 重庆市金籁电子科技有限公司 | Inductor manufacturing method |
| CN103390491A (en) * | 2013-08-14 | 2013-11-13 | 重庆市金籁电子科技有限公司 | Phase position-distinguishing manufacturing method for inductor |
| CN103390489A (en) * | 2013-08-14 | 2013-11-13 | 重庆市金籁电子科技有限公司 | Phase position-distinguishing processing method for inductor |
| CN103390490B (en) * | 2013-08-14 | 2016-09-14 | 重庆金籁科技股份有限公司 | The manufacture method of inducer |
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Application publication date: 20100818 |