CN104217848A - Magnetic shielding inductance element manufacturing method and magnetic shielding inductance element - Google Patents
Magnetic shielding inductance element manufacturing method and magnetic shielding inductance element Download PDFInfo
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- CN104217848A CN104217848A CN201310212885.7A CN201310212885A CN104217848A CN 104217848 A CN104217848 A CN 104217848A CN 201310212885 A CN201310212885 A CN 201310212885A CN 104217848 A CN104217848 A CN 104217848A
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- inductance element
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Abstract
The invention discloses a magnetic shielding inductance element manufacturing method and a magnetic shielding inductance element, and belongs to the technical field of electronic elements. The magnetic shielding inductance element manufacturing method includes the step of material preparation, the step of sleeve connection of casing pipes, the step of heating and the step of cooling. According to the technical scheme, the magnetic shielding inductance element manufactured according to the manufacturing method comprises an H-shaped magnetic core, a coil wound around the middle of the H-shaped magnetic core, silver coatings arranged at the two outer ends of the H-shaped magnetic core, and a magnetic casing pipe, wherein the coil is sleeved with the magnetic casing pipe, and the two ends of the magnetic casing pipe are adjacent to the ends of the H-shaped magnetic core. The magnetic shielding inductance element manufacturing method has the advantages of being simple in process and low in cost. The manufactured magnetic shielding inductance element has the advantages of being simple in structure, obvious in magnetic shielding effect, long in service life and the like.
Description
Technical field
The present invention relates to electronic component technology field, the magnetic screen inductance element particularly relating to a kind of magnetic screen inductance element manufacture method and manufactured by the method.
Background technology
At present, traditional metallic magnetic cover closed magnetic power inductance is produced in enormous quantities and is produced primarily of domestic-investment medium-sized and small enterprises, because can only manual traditional work, has no idea to realize automation, so cost remains high, be instead of the market of more than 60% by envelope magnetic glue closed magnetic power inductance.Envelope magnetic glue closed magnetic power inductance is all adopt the mode of seal ring epoxy resins to carry out magnetic screen, do inductance in this way, equipment investment is large, only accurate automatic adhesive sealing machine is up to millions of unit, and takes this technique to have inborn defect, and sealing action is not easy accurate control, sealing is uneven, easily play Jiao Dong after roasting glue, cause bad, fraction defective is high; After whole product completes in addition, send to after client crosses Reflow Soldering and easily magnetic core top cracking phenomena occurs, cause this is because epoxy expansion coefficient is greater than metal material magnetic core (general employing nickel zinc).
Summary of the invention
In order to solve the problems of the technologies described above, the magnetic screen inductance element that the object of this invention is to provide a kind of magnetic screen inductance element manufacture method and manufactured by the method, this manufacture method adopts the mode adding sleeve pipe to avoid above-mentioned mainly bad, Jiao Dong can not be had to produce with magnetic sleeve pipe, also can not drawing crack magnetic core top, finished product yield promotes greatly.
The object of the invention is to be achieved through the following technical solutions:
A kind of magnetic screen inductance element manufacture method, comprises the steps:
Material preparation process: material comprises semi-finished product and the magnetic sleeve pipe of winding around in the middle part of I-type core, the external diameter that described magnetic sheath bore and semi-finished product contain coiler part adapts, the length of magnetic sleeve pipe wraps semi-finished product coiler part, and described I-type core two outer end is covered with silver coating;
Sleeve pipe socket step: magnetic sheath pipe box is connected on semi-finished product, just in time wraps half-finished coiler part;
Heating steps: the inductance element that cover connects magnetic sheath pipe is placed in heater and carries out heat treated, heating-up temperature is 125 DEG C ± 10 DEG C, heating time is: 25Mins ± 10Mins;
Cooling step: after the inductance element after heating is taken out, carry out cooling processing, after temperature reaches natural temperature, namely become finished product magnetic screen inductance element.
Technical scheme of the present invention also comprises a kind of magnetic screen inductance element, described magnetic screen inductance element is according to above-mentioned manufacture method manufacture, described magnetic screen inductance element comprises I-type core, be wound in the coil in the middle part of I-type core, be located at the silver coating of I-type core two outer end, be socketed on the magnetic sleeve pipe of coil outer, described magnetic sleeve pipe both ends are adjacent with I-type core end.
By the technical scheme of the invention described above, the present invention is very effective solves the problems such as existing product rate of finished products is low, manufacturing cost is high, and it is simple that magnetic screen inductance element manufacture method of the present invention has technique, and cost is low; Manufactured magnetic screen inductance element has the successful that structure is simple, shield magnetic, the features such as long service life.
Accompanying drawing explanation
Fig. 1 is magnetic screen inductance element manufacture method flow chart of the present invention;
Fig. 2 is the structural representation of magnetic screen inductance element of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail:
As shown in Figure 1, a kind of magnetic screen inductance element manufacture method, comprises the steps:
Material preparation process: material comprises semi-finished product and the magnetic sleeve pipe of winding around in the middle part of I-type core, the external diameter that described magnetic sheath bore and semi-finished product contain coiler part adapts, the length of magnetic sleeve pipe wraps semi-finished product coiler part, and described I-type core two outer end is covered with silver coating.
Sleeve pipe socket step: magnetic sheath pipe box is connected on semi-finished product, just in time wraps half-finished coiler part.
Heating steps: the inductance element that cover connects magnetic sheath pipe is placed in heater and carries out heat treated, heating-up temperature is 125 DEG C ± 10 DEG C, heating time is: 25Mins ± 10Mins.
Cooling step: after the inductance element after heating is taken out, carry out cooling processing, after temperature reaches natural temperature (i.e. normal temperature), namely become finished product magnetic screen inductance element.
As shown in Figure 2, technical scheme of the present invention also comprises the magnetic screen inductance element manufactured according to said method, described magnetic screen inductance element comprises I-type core 1, be wound in the coil 2 in the middle part of I-type core 1, be located at the silver coating 4 of I-type core 1 liang of outer end, be socketed on the magnetic sleeve pipe 3 of coil 2 outside, described magnetic sleeve pipe 3 both ends are adjacent with I-type core 1 end, namely the both ends of magnetic sleeve pipe 3 as much as possible with I-type core 1 upper end and bottom close.
Coil uses conducting material, preferentially selects 180 degree of high-temperature resistant enamelled wires.The material selection nickel zinc of magnetic core or MnZn material, based on nickel zinc; Magnetic sleeve pipe must adopt high-quality environmental protection pyrocondensation magnetic sheath pipe.Wherein, 1, material contracting with heat: with plasticity linear high polymer or High Polymer Alloy for base material, the partial cross-linked network structure that becomes of polymer molecular chain is made to obtain elasticity " memory effect " by high-energy irradiation method or chemical method, cooling and shaping after specific dimensions is expanded to through heating, be retracted to the shape and size before expansion after being heated to proper temperature during use voluntarily, this material is called material contracting with heat.2, pyrocondensation magnetic material: refer to the pyrocondensation magnetic material that composite high-performance permeability magnetic material prepares in material system; closed magnetic circuit is formed in electromagnetic environment; material has reduction electromagnetic radiation from environment and protects electronic devices and components and Circuits System function, has pyrocondensation characteristic simultaneously.3, pyrocondensation magnetic sleeve pipe: above-mentioned high polymer or High Polymer Alloy are obtained the cannulated product of given size by extrusion molding, adds thermal enlargement after cross-linking radiation, the tubular products of what quick cooling and shaping obtained have certain size is pyrocondensation magnetic sleeve pipe.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claims.
Claims (2)
1. a magnetic screen inductance element manufacture method, is characterized in that, comprises the steps:
Material preparation process: material comprises semi-finished product and the magnetic sleeve pipe of winding around in the middle part of I-type core, the external diameter that described magnetic sheath bore and semi-finished product contain coiler part adapts, the length of magnetic sleeve pipe wraps semi-finished product coiler part, and described I-type core two outer end is covered with silver coating;
Sleeve pipe socket step: magnetic sheath pipe box is connected on semi-finished product, just in time wraps half-finished coiler part;
Heating steps: the inductance element that cover connects magnetic sheath pipe is placed in heater and carries out heat treated, heating-up temperature is 125 DEG C ± 10 DEG C, heating time is: 25Mins ± 10Mins;
Cooling step: after the inductance element after heating is taken out, carry out cooling processing, after temperature reaches natural temperature, namely become finished product magnetic screen inductance element.
2. a magnetic screen inductance element, it is characterized in that, the manufacture method manufacture according to claim 1 of described magnetic screen inductance element, described magnetic screen inductance element comprises I-type core, be wound in the coil in the middle part of I-type core, be located at the silver coating of I-type core two outer end, be socketed on the magnetic sleeve pipe of coil outer, described magnetic sleeve pipe both ends are adjacent with I-type core end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310212885.7A CN104217848A (en) | 2013-05-31 | 2013-05-31 | Magnetic shielding inductance element manufacturing method and magnetic shielding inductance element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310212885.7A CN104217848A (en) | 2013-05-31 | 2013-05-31 | Magnetic shielding inductance element manufacturing method and magnetic shielding inductance element |
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| Publication Number | Publication Date |
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| CN104217848A true CN104217848A (en) | 2014-12-17 |
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| CN201310212885.7A Pending CN104217848A (en) | 2013-05-31 | 2013-05-31 | Magnetic shielding inductance element manufacturing method and magnetic shielding inductance element |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1667763A (en) * | 2003-07-08 | 2005-09-14 | 美商·帕斯脉冲工程有限公司 | Form-less electronic device and methods of manufacturing |
| CN101692385A (en) * | 2009-09-01 | 2010-04-07 | 吴卫生 | Inductor and manufacturing method thereof |
| CN101752059A (en) * | 2010-01-18 | 2010-06-23 | 深圳顺络电子股份有限公司 | Winding power inductance component and manufacturing method thereof |
| CN201600982U (en) * | 2010-01-18 | 2010-10-06 | 深圳顺络电子股份有限公司 | Winding power inductance component |
| CN202695054U (en) * | 2012-06-13 | 2013-01-23 | 深圳顺络电子股份有限公司 | Inductor |
-
2013
- 2013-05-31 CN CN201310212885.7A patent/CN104217848A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1667763A (en) * | 2003-07-08 | 2005-09-14 | 美商·帕斯脉冲工程有限公司 | Form-less electronic device and methods of manufacturing |
| CN101692385A (en) * | 2009-09-01 | 2010-04-07 | 吴卫生 | Inductor and manufacturing method thereof |
| CN101752059A (en) * | 2010-01-18 | 2010-06-23 | 深圳顺络电子股份有限公司 | Winding power inductance component and manufacturing method thereof |
| CN201600982U (en) * | 2010-01-18 | 2010-10-06 | 深圳顺络电子股份有限公司 | Winding power inductance component |
| CN202695054U (en) * | 2012-06-13 | 2013-01-23 | 深圳顺络电子股份有限公司 | Inductor |
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Application publication date: 20141217 |