CN206402441U - Dynamic iron loudspeaker and its iron core and the iron core material strip of multiple field used - Google Patents
Dynamic iron loudspeaker and its iron core and the iron core material strip of multiple field used Download PDFInfo
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- CN206402441U CN206402441U CN201720070578.3U CN201720070578U CN206402441U CN 206402441 U CN206402441 U CN 206402441U CN 201720070578 U CN201720070578 U CN 201720070578U CN 206402441 U CN206402441 U CN 206402441U
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- iron core
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Abstract
The utility model embodiment discloses a kind of dynamic iron loudspeaker and its iron core and the iron core material strip of multiple field that use.A kind of iron core material strip of multiple field, including multilayer iron core material strip and alignment pin, each layer of iron core material strip include bullport and several iron cores, iron core is hollow rectangular configuration, iron core material strip is connected with iron core, and four angles of iron core are respectively equipped with pin-and-hole, pin-and-hole and alignment pin interference fits.By the above-mentioned means, the utility model embodiment can improve the production efficiency of iron core, and ensure the dimensional accuracy of iron core, promote the Automated assembly process of dynamic iron loudspeaker.
Description
Technical field
The utility model embodiment is related to horn art, more particularly to a kind of dynamic iron loudspeaker and its iron core used and many
The iron core material strip of laminar.
Background technology
Dynamic iron loudspeaker are widely used in audiphone, the field such as covert-channel, as high-end acoustics original paper, due to being produced into
Originally it is higher to cause it barely satisfactory in the consumer electronics market performance of Price Sensitive, how to improve production technology, product design, drop
Low production cost, so as to reduce market price, it is that practitioner endeavours solution that can be yielded unusually brilliant results in consumer electronics market.
The magnet assemblies being mainly assembled into by magnet, three parts of iron core and voice coil loudspeaker voice coil are always the core in dynamic iron horn designs
Center portion part, two blocks of magnet are contained in the cavity of iron core, are close to iron core inwall.The tongue of armature passes through voice coil loudspeaker voice coil inner chamber, and inserts
Enter between two blocks of magnet.After voice coil loudspeaker voice coil is powered, become electromagnet, with the change of signal, the magnetic field that electromagnet is produced can be with
And change, power is acted with magnet, Continuous Drive armature, armature drives vibrating diaphragm to make its sounding by drive rod.Due to
The space of armature is reserved, so in the assembling of dynamic iron loudspeaker, the preparation of magnet and iron core is very crucial.
Iron core is the higher part of the critical component and cost in iron loudspeaker, to ensure the dimensional accuracy of iron core, at present
Iron core production be single processing, not only low production efficiency, also has influence on follow-up Automated assembly process.
Utility model content
The utility model embodiment mainly solving the technical problems that provide a kind of dynamic iron loudspeaker and its iron core used and
The iron core material strip of multiple field, iron core is obtained by the iron core material strip punching of a multiple field, it is possible to increase the production efficiency of iron core, and is protected
The dimensional accuracy of iron core is demonstrate,proved, the Automated assembly process of dynamic iron loudspeaker is promoted.
In order to solve the above technical problems, the technical scheme that the utility model is used is：A kind of multiple field is provided
Iron core material strip, including multilayer iron core material strip and alignment pin, each layer of iron core material strip include bullport and several iron cores, iron core
For hollow rectangular configuration, iron core material strip is connected with iron core, and four angles of iron core are respectively equipped with pin-and-hole, pin-and-hole and alignment pin transition
Coordinate.
Alternatively, two opposite side connection of iron core material strip and iron core.
Wherein, the width of the junction of iron core material strip and iron core is gradually reduced by iron core material strip from iron core.
Length direction of several iron cores along iron core material strip is arranged in one or more lines.
Bullport is arranged on two sides of iron core material strip, and the quantity of bullport is at least three.
Alternatively, the number of plies of multilayer iron core material strip is 8-15 layers.
The utility model embodiment also provides a kind of iron core, and iron core is hollow rectangular configuration, and four angles of iron core are distinguished
Provided with the pin-and-hole with an alignment pin interference fits.
Alignment pin is used to fix multiple iron cores.
The utility model embodiment also provides a kind of dynamic iron loudspeaker, including iron core and two blocks of magnet, and iron core is hollow square
Two blocks of magnet are contained in its cavity by shape structure, and four angles of iron core are respectively equipped with the pin-and-hole with an alignment pin interference fits.
Alignment pin is used to fix multiple iron cores.
The beneficial effect of the utility model embodiment is：The situation of prior art is different from, the utility model embodiment
The iron core material strip of the multiple field of offer, including multilayer iron core material strip and alignment pin, every layer of iron core material strip is provided with bullport so that its
Position, fix in stamping station, can obtain iron core in batches by being punched the multilayer iron core material strip, improve the production efficiency of iron core,
Further, four angles of iron core are respectively equipped with pin-and-hole, pin-and-hole and alignment pin interference fits, and every layer of iron core is fixed, prevented
Iron core is shifted during punching, it is ensured that ensure the dimensional accuracy of iron core, promotes the Automated assembly process of dynamic iron loudspeaker.
Brief description of the drawings
One or more embodiments are illustrative by the picture in corresponding accompanying drawing, these exemplary theorys
The element with same reference numbers label is expressed as similar element in the bright restriction not constituted to embodiment, accompanying drawing, removes
Composition is not limited the non-figure having in special statement, accompanying drawing.
Fig. 1 is the schematic perspective view of the iron core material strip of the multiple field of the utility model embodiment；
Fig. 2 is the schematic perspective view at another visual angle of the iron core material strip of the multiple field of the utility model embodiment；
Fig. 3 is the explosive view of the iron core material strip of the multiple field of the utility model embodiment；
Fig. 4 is the top view of the iron core material strip of the multiple field of the utility model embodiment；
Fig. 5 is the top view of the iron core material strip of the multiple field of another embodiment of the utility model.
Specific embodiment
For the ease of understanding the utility model, below in conjunction with the accompanying drawings and specific embodiment, the utility model is carried out more detailed
Thin explanation.It should be noted that when element is expressed " being fixed on " another element, it can be directly in another element
There may be above or therebetween one or more elements placed in the middle.When an element is expressed " connection " another element, it can
To be directly to another element or there may be one or more elements placed in the middle therebetween.This specification is used
Term " vertical ", " level ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, technology all used in this specification and scientific terminology are with belonging to skill of the present utility model
The implication that the technical staff in art field is generally understood that is identical.In art used in the description of the present utility model in this specification
Language is intended merely to describe the purpose of specific embodiment, is not intended to limit the utility model.
Refer to Fig. 1-4, the iron core material strip of the multiple field of the utility model embodiment, including multilayer iron core material strip 10 and fixed
Position pin 20, each layer of iron core material strip 10 includes bullport 11 and several iron cores 12, and iron core 12 is hollow rectangular configuration, iron core
Material strip 10 is connected with iron core 12, and four angles of iron core 12 are respectively equipped with pin-and-hole 121, pin-and-hole 121 and the interference fits of alignment pin 20.
Alternatively, iron core material strip 10 is connected with two opposite side of iron core 12.
Wherein, iron core material strip 10 and the width of the junction of iron core 12 are gradually reduced by iron core material strip from iron core, in this way, can
Two opposite side of quick punching iron core 12, disconnect the connection of iron core material strip 10 and iron core 12.
Several length directions of iron core 12 along iron core material strip 10 are arranged in one or more lines, and Fig. 4 is iron core 12 along iron core
The length direction of material strip 10 is in the top view that a line is arranged, and Fig. 5 is length direction of the iron core along iron core material strip in plurality of rows
Top view.
Bullport 11 is arranged on two sides of iron core material strip 10, and the quantity of bullport 11 is at least three, to position iron core
Plane where material strip 10.2 bullports can be such as set in a side of iron core material strip, and another side sets 1 bullport,
Several bullports can be symmetrical arranged in two sides of iron core material strip.
Alternatively, the number of plies of multilayer iron core material strip is 8-15 layers, and the number of plies is excessive, and multilayer iron core material strip is blocked up, it is difficult to once
Punching and the dimensional accuracy for ensureing the iron core positioned at lower floor's iron core material strip.
It is different from prior art, the iron core material strip for the multiple field that the present embodiment is provided, including multilayer iron core material strip and positioning
Pin, every layer of iron core material strip be provided with bullport so that its position in stamping station, it is fixed, can be in batches by being punched multilayer iron core material strip
Iron core is obtained, the production efficiency of iron core is improved, further, four angles of iron core are respectively equipped with pin-and-hole, pin-and-hole and alignment pin mistake
Cooperation is crossed, every layer of iron core is fixed, prevents that iron core is shifted during punching, it is ensured that ensure the dimensional accuracy of iron core,
Promote the Automated assembly process of dynamic iron loudspeaker.
The utility model embodiment also provides a kind of iron core, and iron core is hollow rectangular configuration, and four angles of iron core are distinguished
Provided with the pin-and-hole with an alignment pin interference fits.
Wherein, alignment pin is used to fix multiple iron cores.
The iron core of the present embodiment is obtained by the iron core material strip punching of a multiple field, and the iron core material strip of multiple field includes multilayer iron
Core material band and alignment pin, each layer of iron core material strip include bullport and several iron cores, and iron core material strip is connected with iron core, iron core
Four angles are respectively equipped with pin-and-hole, pin-and-hole and alignment pin interference fits.
Alternatively, two opposite side connection of iron core material strip and iron core.
Wherein, the width of the junction of iron core material strip and iron core is gradually reduced by iron core material strip from iron core, in this way, can be quick
Two opposite side of iron core are punched, the connection of iron core material strip and iron core is interrupted.
Length direction of several iron cores along iron core material strip is arranged in one or more lines.
Bullport is arranged on two sides of iron core material strip, and the quantity of bullport is at least three, with detent rail core material band institute
Plane, 2 bullports can be such as set in a side of iron core material strip, and another side sets 1 bullport, also can be in iron core
Two sides of material strip are symmetrical arranged several bullports.
Alternatively, the number of plies of multilayer iron core material strip is 8-15 layers, and the number of plies is excessive, and multilayer iron core material strip is blocked up, it is difficult to once
Punching and the dimensional accuracy for ensureing the iron core positioned at lower floor's iron core material strip.
Prior art is different from, four angles of the iron core that the present embodiment is provided are respectively equipped with and an alignment pin interference fits
Pin-and-hole, wherein, alignment pin is used to fix multiple iron cores, in this way, multiple iron cores can be obtained by the iron core material strip punching of a multiple field,
The production efficiency of iron core is improved, further, pin-and-hole and alignment pin interference fits fix every layer of iron core, prevented in punching
During iron core shift, it is ensured that ensure the dimensional accuracy of iron core, promote the Automated assembly process of dynamic iron loudspeaker.
The utility model embodiment also provides a kind of dynamic iron loudspeaker, including iron core and two blocks of magnet, and iron core is hollow square
Two blocks of magnet are contained in its cavity by shape structure, and four angles of iron core are respectively equipped with the pin-and-hole with an alignment pin interference fits.
Alignment pin is used to fix multiple iron cores.
The iron core of the present embodiment is obtained by the iron core material strip punching of a multiple field, and the iron core material strip of multiple field includes multilayer iron
Core material band and alignment pin, each layer of iron core material strip include bullport and several iron cores, and iron core material strip is connected with iron core, iron core
Four angles are respectively equipped with pin-and-hole, pin-and-hole and alignment pin interference fits.
Alternatively, two opposite side connection of iron core material strip and iron core.
Wherein, the width of the junction of iron core material strip and iron core is gradually reduced by iron core material strip from iron core, in this way, can be quick
Two opposite side of iron core are punched, the connection of iron core material strip and iron core is interrupted.
Length direction of several iron cores along iron core material strip is arranged in one or more lines.
Bullport is arranged on two sides of iron core material strip, and the quantity of bullport is at least three, with detent rail core material band institute
Plane, 2 bullports can be such as set in a side of iron core material strip, and another side sets 1 bullport, also can be in iron core
Two sides of material strip are symmetrical arranged several bullports.
Alternatively, the number of plies of multilayer iron core material strip is 8-15 layers, and the number of plies is excessive, and multilayer iron core material strip is blocked up, it is difficult to once
Punching and the dimensional accuracy for ensureing the iron core positioned at lower floor's iron core material strip.
It is different from prior art, the dynamic iron loudspeaker that the present embodiment is provided, four angles of its iron core are respectively equipped with and a positioning
Sell interference fits pin-and-hole, wherein, alignment pin be used for fix multiple iron cores, in this way, multiple iron cores can by a multiple field iron core
Material strip punching is obtained, and improves the production efficiency of iron core, further, pin-and-hole and alignment pin interference fits consolidate every layer of iron core
It is fixed, prevent that iron core is shifted during punching, it is ensured that ensure the dimensional accuracy of iron core, promote the automatic makeup of dynamic iron loudspeaker
With process.
Of the present utility model preferably implement it should be noted that being given in specification of the present utility model and its accompanying drawing
Example, still, the utility model can be realized by many different forms, however it is not limited to the implementation described by this specification
Example, these embodiments there is provided the purpose of these embodiments are made to this reality not as the extra limitation to the utility model content
It is more thorough comprehensive with the understanding of new disclosure.Also, above-mentioned each technical characteristic continues to be mutually combined, formed not upper
The various embodiments that face is enumerated, are accordingly to be regarded as the scope of the utility model specification record；Further, to ordinary skill
For personnel, it can according to the above description be improved or be converted, and all these modifications and variations should all belong to this practicality newly
The protection domain of type appended claims.
Claims (10)
1. a kind of iron core material strip of multiple field, it is characterised in that：Including multilayer iron core material strip and alignment pin, each layer of iron core material strip
Including bullport and several iron cores, the iron core is hollow rectangular configuration, and the iron core material strip is connected with the iron core, institute
Four angles for stating iron core are respectively equipped with pin-and-hole, the pin-and-hole and the alignment pin interference fits.
2. the iron core material strip of multiple field according to claim 1, it is characterised in that
The iron core material strip is connected with two opposite side of the iron core.
3. the iron core material strip of multiple field according to claim 2, it is characterised in that
The iron core material strip and the width of the junction of the iron core are gradually reduced by the iron core material strip from the iron core.
4. the iron core material strip of multiple field according to claim 1, it is characterised in that
Length direction of several the described iron cores along the iron core material strip is arranged in one or more lines.
5. the iron core material strip of multiple field according to claim 4, it is characterised in that
The bullport is arranged on two sides of the iron core material strip, and the quantity of the bullport is at least three.
6. the iron core material strip of multiple field according to claim 1, it is characterised in that
The number of plies of the multilayer iron core material strip is 8-15 layers.
7. a kind of iron core, the iron core is hollow rectangular configuration, it is characterised in that four angles of the iron core be respectively equipped with
The pin-and-hole of one alignment pin interference fits.
8. iron core according to claim 7, it is characterised in that
The alignment pin is used to fix multiple iron cores.
9. a kind of dynamic iron loudspeaker, including iron core and two blocks of magnet, the iron core are hollow rectangular configuration, by two blocks of magnet
It is contained in its cavity, it is characterised in that four angles of the iron core are respectively equipped with the pin-and-hole with an alignment pin interference fits.
10. dynamic iron loudspeaker according to claim 9, it is characterised in that
The alignment pin is used to fix multiple iron cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720070578.3U CN206402441U (en) | 2017-01-20 | 2017-01-20 | Dynamic iron loudspeaker and its iron core and the iron core material strip of multiple field used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720070578.3U CN206402441U (en) | 2017-01-20 | 2017-01-20 | Dynamic iron loudspeaker and its iron core and the iron core material strip of multiple field used |
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| Publication Number | Publication Date |
|---|---|
| CN206402441U true CN206402441U (en) | 2017-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720070578.3U Active CN206402441U (en) | 2017-01-20 | 2017-01-20 | Dynamic iron loudspeaker and its iron core and the iron core material strip of multiple field used |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021016254A (en) * | 2019-07-12 | 2021-02-12 | 三菱電機株式会社 | Laminated iron core manufacturing method and laminated iron core manufacturing device for rotary electric machine and rotary electric machine |
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2017
- 2017-01-20 CN CN201720070578.3U patent/CN206402441U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021016254A (en) * | 2019-07-12 | 2021-02-12 | 三菱電機株式会社 | Laminated iron core manufacturing method and laminated iron core manufacturing device for rotary electric machine and rotary electric machine |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20210810 Address after: 518000 No.3 Factory, Qiaotou Fuqiao Industrial Zone, Fuyong Town, Bao'an District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN EVERWIN PRECISION TECHNOLOGY Co.,Ltd. Address before: 518000 2nd floor, building 25, Zhiheng Industrial Park, nantouguankou 2nd Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN BELLSING ACOUSTIC TECHNOLOGY Co.,Ltd. |