CN104992831A - A novel inductor and a method for manufacturing the same - Google Patents
A novel inductor and a method for manufacturing the same Download PDFInfo
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- CN104992831A CN104992831A CN201510452664.6A CN201510452664A CN104992831A CN 104992831 A CN104992831 A CN 104992831A CN 201510452664 A CN201510452664 A CN 201510452664A CN 104992831 A CN104992831 A CN 104992831A
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Abstract
Embodiments of the invention provide a novel inductor and a method for manufacturing the same. The method comprises the steps of: pre-processing magnetic materials into powder particles; mixing the powder and rubber bodies and injecting the mixture into a first mould provided with a coil through a press, an injection molding machine or a pouring machine; taking out an integrated structure after demoulding; injecting a shielding material into a second mould provided with the integrated structure through the press, the injection molding machine or the pouring machine, and obtaining the novel inductor after demoulding. The novel inductor comprises a coil, a center pillar located in the coil and made of the magnetic material powder and rubber bodies, and the shielding material in which partial coil is located, wherein the center pillar, the coil and the shielding material form an integral structure. The novel inductor is stable in characteristic; the electrical character parameters of the inductor can be changed by changing center magnetic materials and the size of the powder material particles; no demand is proposed for the mobility of the powder material particles, and a novel inductor with high density, low iron loss and large saturation current can be obtained by making nanoscale particles directly.
Description
Technical field
The present invention relates to a kind of electronic devices and components and preparation method thereof, particularly relate to a kind of novel inductor and preparation method thereof.
Background technology
Conventional ASSEMBLE inductance, small product size is large, size is unstable, electrical characteristic individual difference is large, noise is large, and quality is unstable, not easily realizes automated production, artificial manufacturing cost is high, and product quality is subject to the factor restriction in many ways such as core production producer, wire rod or coil production producer and inductance assembling producer.
According to the integrated inductance that prior art makes, although comparatively conventional ASSEMBLE inductance has comparatively much progress, still there is following problem: one is that same inductance can only use same magnetic material (powder) compressing by mould; Two is operating frequencies of existing integrated inductance, and be subject to the restriction of magnetic powdery row material characteristic, in industry, maximum operating frequency can only reach 5MHz; Three is the magnetic powders for the manufacture of existing integrated inductance, and its granularity is generally distributed in 30 ~ 80 orders, and iron loss is still higher.
Summary of the invention
Embodiment of the present invention technical problem to be solved is, for present integrated inductance, same inductance can only use same magnetic material (powder) compressing by mould; Operating frequency is subject to the restriction of magnetic powdery row material characteristic, the highlyest in industry can only reach 5MHz; And for the manufacture of the magnetic powder of existing integrated inductance, its granularity is generally distributed in 30 ~ 80 orders, the situation that iron loss is still higher, proposes a kind of novel inductor and preparation method thereof.
In order to solve the problems of the technologies described above, embodiments provide a kind of novel inductor and preparation method thereof, the manufacture method of this novel inductor, is characterized in that, it comprises the following steps: the powder particle by magnetic material preliminary treatment being required size; After being mixed with colloid by the powder of magnetic material, inject the first mould that coil is housed via forcing press, injection molding machine or bottler placer, then the integrative-structure be made up of magnetic material and coil is taken out in the demoulding; Shielding material is injected the second mould that integrative-structure is housed via forcing press, injection molding machine or bottler placer, then novel inductor is taken out in the demoulding.
This novel inductor, is characterized in that comprising: coil; Center pillar, center pillar comprises magnetic material powder and colloid, and center pillar is arranged in coil; Shielding material, coil is positioned at shielding material inside at least partially, and center pillar, coil and shielding material are fixedly connected with formation overall structure.
Wherein, magnetic material be MnZn, nickel zinc, iron powder, alloy, amorphous, nanocrystalline in one or more combination.
Wherein, the powder of magnetic material is nano-scale particle.
Wherein, coil is circle line coil or lenticular wire coil.
Wherein, coil winding becomes hollow cylindrical.
Wherein, shielding material is cylinder, cuboid, spheroid, centrum or gengon.
Wherein, a coil part is positioned at shielding material inside, and two ends are stretched out from shielding material.
Implement the embodiment of the present invention, have following beneficial effect: of the present inventionly according to the hobby of client or market demand, can be determined by mould completely, elegant in appearance, consistency is high; Stability of characteristics of the present invention, and the size can passing through change center magnetic material and powder particle, change the electrical characteristic parameter of inductance; Novel inductor can make full use of research and development and the production technology achievement of the forefront, soft magnetic material field of maturation in the present age, designs diversified product formal structure and internal structure according to industry requirement, in identical product structure, and the material that can take diversification more; Particle to the basic no requirement (NR) of the mobility of powder particle, is directly accomplished nano-scale particle by novel inductor in technique, like this by moulding process, can obtain high density, low iron loss, novel inductor that saturation current is large; In manufacturing process, novel inductor not only can realize automated production by mould is compressing, also coil, center pillar and shielding material is combined together by " injection moulding " is shaping, realizes automated production.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of novel inductor provided by the invention and preparation method thereof;
Fig. 2 is the flow chart of the method illustrated for the manufacture of inductor according to an illustrative embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, Fig. 1 is the structural representation of novel inductor provided by the invention and preparation method thereof.Novel inductor comprises: center pillar 1, shielding material 2 and coil 3.
Center pillar 1 comprises magnetic material powder and colloid, is arranged in coil 3.Magnetic material be MnZn, nickel zinc, iron powder, alloy, amorphous, nanocrystalline in one or more combination.
Shielding material 2 is made by mould, and according to actual conditions, can be made as cylinder, cuboid, spheroid, centrum or gengon.Thus, can tackle multiple different environment for use, applicability is strong, is not easily limited.
Coil 3 is circle line coil or lenticular wire coil, is wound in hollow cylindrical.It is inner that coil 3 part is positioned at shielding material 2, and two ends are stretched out from shielding material 2.Center pillar 1 is arranged in the hollow cylinder that coil 3 is formed.
It is please the flow chart of the method illustrated for the manufacture of inductor according to an illustrative embodiment of the invention with further reference to Fig. 2, Fig. 2.In the present embodiment, the manufacture method of novel inductor comprises:
In step s 11, be first the powder particle of required size by magnetic material preliminary treatment, this powder particle size is nanoscale.
In step s 12, after being mixed with colloid by the powder particle of magnetic material, inject the first mould that coil 3 is housed via forcing press, injection molding machine or bottler placer, then the integrative-structure be made up of magnetic material and coil 3 is taken out in the demoulding, in this integrative-structure, magnetic material and colloid form center pillar 1.
In step s 13, shielding material 2 is injected the second mould that described integrative-structure is housed via forcing press, injection molding machine or bottler placer, then novel inductor is taken out in the demoulding.
Implement the embodiment of the present invention, have following beneficial effect: of the present inventionly according to the hobby of client or market demand, can be determined by mould completely, elegant in appearance, consistency is high; Stability of characteristics of the present invention, and the size can passing through change center magnetic material and powder particle, change the electrical characteristic parameter of inductance; Novel inductor can make full use of research and development and the production technology achievement of the forefront, soft magnetic material field of maturation in the present age, diversified product formal structure and internal structure is designed according to industry requirement, in identical product structure, the material that can take diversification more; Particle to the basic no requirement (NR) of the mobility of powder particle, is directly accomplished nano-scale particle by novel inductor in technique, like this by moulding process, can obtain high density, low iron loss, novel inductor that saturation current is large; In manufacturing process, novel inductor not only can realize automated production by mould is compressing, also coil, center pillar and shielding material is combined together by " injection moulding " is shaping, realizes automated production.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a manufacture method for novel inductor, is characterized in that, it comprises the following steps:
By the powder particle that magnetic material preliminary treatment is required size;
After being mixed with colloid by the powder of magnetic material, inject the first mould that coil is housed via forcing press, injection molding machine or bottler placer, then the integrative-structure be made up of magnetic material and coil is taken out in the demoulding;
Shielding material is injected the second mould that described integrative-structure is housed via forcing press, injection molding machine or bottler placer, then novel inductor is taken out in the demoulding.
2. a novel inductor, is characterized in that, described novel inductor comprises:
Coil;
Center pillar, described center pillar comprises magnetic material powder and colloid, and described center pillar is arranged in described coil;
Shielding material, it is inner that described coil is positioned at described shielding material at least partially, and described center pillar, described coil and described shielding material are fixedly connected with formation overall structure.
3. novel inductor according to claim 1, is characterized in that, described magnetic material be MnZn, nickel zinc, iron powder, alloy, amorphous, nanocrystalline in one or more combination.
4. novel inductor according to claim 3, is characterized in that, the powder of described magnetic material is nano-scale particle.
5. novel inductor according to claim 2, is characterized in that, described coil is circle line coil or lenticular wire coil.
6. novel inductor according to claim 2, is characterized in that, described coil winding becomes hollow cylindrical.
7. novel inductor according to claim 2, is characterized in that, described shielding material is cylinder, cuboid, spheroid, centrum or gengon.
8. novel inductor according to claim 2, is characterized in that, it is inner that a described coil part is positioned at described shielding material, and two ends are stretched out from described shielding material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510452664.6A CN104992831A (en) | 2015-07-28 | 2015-07-28 | A novel inductor and a method for manufacturing the same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510452664.6A CN104992831A (en) | 2015-07-28 | 2015-07-28 | A novel inductor and a method for manufacturing the same |
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| Publication Number | Publication Date |
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| CN104992831A true CN104992831A (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510452664.6A Pending CN104992831A (en) | 2015-07-28 | 2015-07-28 | A novel inductor and a method for manufacturing the same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106298181A (en) * | 2016-08-17 | 2017-01-04 | 三积瑞科技（苏州）有限公司 | A kind of method preparing mold pressing inductance |
| CN107887108A (en) * | 2017-11-28 | 2018-04-06 | 合肥博微田村电气有限公司 | It is integrally formed formula power inductor and its manufacture method |
| CN114203428A (en) * | 2021-12-10 | 2022-03-18 | 乐庸一 | Manufacturing method of inductor with optional magnetic core configuration and injection molding inductor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11233350A (en) * | 1998-02-13 | 1999-08-27 | Tdk Corp | Horizontal inductor |
| CN1674172A (en) * | 2004-03-23 | 2005-09-28 | 乾坤科技股份有限公司 | Choking-winding and producing method thereof |
| CN101256878A (en) * | 2007-11-19 | 2008-09-03 | 湖州磁性材料研究所 | Inductive element and manufacturing method thereof |
-
2015
- 2015-07-28 CN CN201510452664.6A patent/CN104992831A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11233350A (en) * | 1998-02-13 | 1999-08-27 | Tdk Corp | Horizontal inductor |
| CN1674172A (en) * | 2004-03-23 | 2005-09-28 | 乾坤科技股份有限公司 | Choking-winding and producing method thereof |
| CN101256878A (en) * | 2007-11-19 | 2008-09-03 | 湖州磁性材料研究所 | Inductive element and manufacturing method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106298181A (en) * | 2016-08-17 | 2017-01-04 | 三积瑞科技（苏州）有限公司 | A kind of method preparing mold pressing inductance |
| CN107887108A (en) * | 2017-11-28 | 2018-04-06 | 合肥博微田村电气有限公司 | It is integrally formed formula power inductor and its manufacture method |
| CN114203428A (en) * | 2021-12-10 | 2022-03-18 | 乐庸一 | Manufacturing method of inductor with optional magnetic core configuration and injection molding inductor |
| CN114203428B (en) * | 2021-12-10 | 2024-05-14 | 乐庸一 | Manufacturing method of selectable magnetic core configuration inductor and injection molding inductor |
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Application publication date: 20151021 |
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