CN206226725U - A kind of voice coil loudspeaker voice coil positioning tool - Google Patents
A kind of voice coil loudspeaker voice coil positioning tool Download PDFInfo
- Publication number
- CN206226725U CN206226725U CN201621051024.0U CN201621051024U CN206226725U CN 206226725 U CN206226725 U CN 206226725U CN 201621051024 U CN201621051024 U CN 201621051024U CN 206226725 U CN206226725 U CN 206226725U
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- CN
- China
- Prior art keywords
- voice coil
- coil loudspeaker
- loudspeaker voice
- benchmark
- positioning tool
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Abstract
The utility model is related to a kind of voice coil loudspeaker voice coil positioning tool.The voice coil loudspeaker voice coil positioning tool includes interior positioning tool portion and outside fix frock portion, the interior positioning tool portion offsets with the inwall of benchmark voice coil loudspeaker voice coil, the outside fix frock portion offsets with the outer wall of the benchmark voice coil loudspeaker voice coil, and the outside fix frock portion is correspondingly arranged with the interior positioning tool portion.Voice coil loudspeaker voice coil positioning tool of the present utility model aids in interior positioning tool portion to be accurately positioned Voice coil assemblies by outside fix frock portion, it is to avoid because Voice coil assemblies internal diameter size tolerance is larger so that cannot be accurately positioned Voice coil assemblies when loudspeaker assembly is assembled.
Description
Technical field
The utility model is related to electroacoustic field, more specifically, the utility model is related to a kind of voice coil loudspeaker voice coil positioning tool.
Background technology
Loudspeaker includes magnetic circuit system and vibrational system, forms magnetic gap in magnetic circuit system, vibrational system include vibrating diaphragm and
Voice coil loudspeaker voice coil, one end of voice coil loudspeaker voice coil is connected on vibrating diaphragm, and voice coil loudspeaker voice coil is stretched in the magnetic gap space in magnetic circuit system, and voice coil loudspeaker voice coil is in magnetic circuit system
In the presence of vibrate and drive vibrating diaphragm together to vibrate, realize the sounding of vibrating diaphragm, it is seen that voice coil loudspeaker voice coil is one of important component of loudspeaker.
Existing Microspeaker, voice coil loudspeaker voice coil has two kinds, and a kind of is the pure tone circle being made up of enamel-covered wire；One kind is skeleton voice coil loudspeaker voice coil,
Its internal layer is skeleton, and outer layer is enamel-covered wire.The internal diameter size tolerance variations of pure tone circle are smaller, and skeleton voice coil loudspeaker voice coil is because skeleton is easy
It is larger that deformation causes the internal diameter size of voice coil loudspeaker voice coil to fluctuate, and tolerance variations are larger, it is necessary to be accurately positioned to it.Existing voice coil loudspeaker voice coil positions work
Dress is only applicable to the less voice coil loudspeaker voice coil of internal diameter size tolerance, and it is larger to be accurately positioned internal diameter size tolerance variations, such as skeleton
Voice coil loudspeaker voice coil.Existing voice coil loudspeaker voice coil positioning tool is interior positioning tool, when skeleton Voice coil assemblies are assembled, because skeleton voice coil loudspeaker voice coil is easily deformed
Cause its internal diameter size tolerance variations larger, therefore existing interior positioning tool cannot completely position fixed Voice coil assemblies.Therefore, it is
Voice coil assemblies are accurately positioned, it is necessary to be improved to existing voice coil loudspeaker voice coil positioning tool.
Utility model content
A purpose of the present utility model is to provide a kind of new solution of voice coil loudspeaker voice coil positioning tool.
According to one side of the present utility model, there is provided a kind of voice coil loudspeaker voice coil positioning tool.The voice coil loudspeaker voice coil positioning tool includes default
Position frock portion and outside fix frock portion, the interior positioning tool portion offset with the inwall of benchmark voice coil loudspeaker voice coil, the outside fix frock portion
Outer wall with the benchmark voice coil loudspeaker voice coil offsets, and the outside fix frock portion is correspondingly arranged with the interior positioning tool portion.
Optionally, the benchmark voice coil loudspeaker voice coil includes two pairs of straight sidewalls for extending in parallel and four sections of curved walls, described two pairs
The straight sidewalls for extending in parallel are connected by four sections of curved walls head and the tail, the benchmark voice coil loudspeaker voice coil generally round rectangle, institute
Stating interior positioning tool includes body and the extension extended to both sides from the body, two end faces point of the body
Inwall not with shorter a pair straight sidewalls on the benchmark voice coil loudspeaker voice coil offsets, the both sides end face of the extension respectively with the base
The inwall of a pair more long straight sidewalls offsets on quasi- voice coil loudspeaker voice coil.
Optionally, the benchmark voice coil loudspeaker voice coil has the first couple parallel with straight sidewalls more long on the benchmark voice coil loudspeaker voice coil
Claim axle, along first symmetry axis axisymmetricly, the outside fix frock portion includes and the benchmark voice coil loudspeaker voice coil body
The first outside fix frock portion that the outer wall of upper shorter a pair straight sidewalls offsets, the first outside fix frock portion and body pair
Should set.
Optionally, the benchmark voice coil loudspeaker voice coil has the second couple parallel with straight sidewalls shorter on the benchmark voice coil loudspeaker voice coil
Axle, the extension is claimed axisymmetricly to be distributed along second symmetry axis, the extension is parallel with second symmetry axis,
The outside fix frock portion includes the second outside fix work offseted with the outer wall of a pair more long straight sidewalls on the benchmark voice coil loudspeaker voice coil
Dress portion, the second outside fix frock portion is correspondingly arranged with the extension.
Optionally, the benchmark voice coil loudspeaker voice coil includes the straight sidewalls and two sections of curved walls of a pair of parallel extension, the pair of
The straight sidewalls for extending in parallel are connected by two sections of curved walls head and the tail, the benchmark voice coil loudspeaker voice coil generally endless track shape
Shape, the interior positioning tool includes body and the extension extended to both sides from the body, two of the body
Inwall of the end face respectively with two sections of curved walls of the benchmark voice coil loudspeaker voice coil offsets, the both sides end face of the extension respectively with it is described
The inwall of a pair of straight sidewalls of benchmark voice coil loudspeaker voice coil offsets.
Optionally, the benchmark voice coil loudspeaker voice coil has one article of threeth symmetry axis parallel with the straight sidewalls of the benchmark voice coil loudspeaker voice coil,
Along the 3rd symmetry axis axisymmetricly, the outside fix frock portion includes and two ends on the benchmark voice coil loudspeaker voice coil body
The first outside fix frock portion that the outer wall of curved wall offsets, the first outside fix frock portion is corresponding with the body to be set
Put.
Optionally, the benchmark voice coil loudspeaker voice coil has one article of fourth symmetry axis vertical with the straight sidewalls of the benchmark voice coil loudspeaker voice coil,
The extension is axisymmetricly distributed along the 4th symmetry axis, and the extension is parallel with the 4th symmetry axis, described
Outside fix frock portion includes the second outside fix frock portion offseted with the outer wall of a pair of straight sidewalls on the benchmark voice coil loudspeaker voice coil, described
Second outside fix frock portion is correspondingly arranged with the extension.
Optionally, the benchmark voice coil loudspeaker voice coil is circle, and the cross section in the interior positioning tool portion is some intersecting strips,
The strip respectively along the benchmark voice coil loudspeaker voice coil some symmetry axis axisymmetricly, the end face in interior positioning tool portion difference
Inwall with the benchmark voice coil loudspeaker voice coil offsets, and the outside fix frock portion offsets with the outer wall of the benchmark voice coil loudspeaker voice coil, the outside fix
Frock is correspondingly arranged with the interior positioning tool.
One of the present utility model is had technical effect that, interior positioning tool portion is aided in voice coil loudspeaker voice coil group by outside fix frock portion
Part is accurately positioned, it is to avoid because Voice coil assemblies internal diameter size tolerance is larger so that cannot be accurate when loudspeaker assembly is assembled
Positioning Voice coil assemblies.
By referring to the drawings to the detailed description of exemplary embodiment of the present utility model, it is of the present utility model other
Feature and its advantage will be made apparent from.
Brief description of the drawings
The Description of Drawings embodiment of the present utility model of a part for specification is constituted, and is used together with the description
In explanation principle of the present utility model.
Fig. 1 is the utility model middle pitch circle positioning tool top view.
Fig. 2 is a kind of voice coil loudspeaker voice coil positioning tool top view in the utility model.
Fig. 3 is a kind of voice coil loudspeaker voice coil positioning tool top view in the utility model.
Wherein：1：Benchmark voice coil loudspeaker voice coil；2：Interior positioning tool portion；3：Outside fix frock portion；4：First symmetry axis；5：Second is symmetrical
Axle；6：3rd symmetry axis；7：4th symmetry axis；8：5th symmetry axis；9：6th symmetry axis；10：Lead；20：Body；21：
Extension；30：First outside fix frock portion；31：Second outside fix frock portion.
Specific embodiment
Describe various exemplary embodiments of the present utility model in detail now with reference to accompanying drawing.It should be noted that：Unless another
Illustrate outward, the part and the positioned opposite of step, numerical expression and numerical value for otherwise illustrating in these embodiments are not limited
Make scope of the present utility model.
The description only actually at least one exemplary embodiment is illustrative below, never as to this practicality
New and its application or any limitation for using.
May be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but in appropriate situation
Under, the technology and equipment should be considered as a part for specification.
In all examples shown here and discussion, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further discussed in subsequent accompanying drawing.
The utility model provides a kind of voice coil loudspeaker voice coil positioning tool, as shown in Figure 1 to Figure 3, including interior positioning tool portion 2 and outer
Positioning tool portion 3, the interior positioning tool portion 2 offsets with the inwall of benchmark voice coil loudspeaker voice coil 1, the outside fix frock portion 3 and the base
The outer wall of quasi- voice coil loudspeaker voice coil 1 offsets, and the interior positioning tool portion 2 is to be correspondingly arranged with the outside fix frock portion 3.In assembling loudspeaker
During component, Voice coil assemblies are put into the space formed between the interior positioning tool portion 2 and outside fix frock portion 3, described default
The inwall of the Voice coil assemblies is withstood in position frock portion 2, and the outer wall of Voice coil assemblies is withstood in the outside fix frock portion 3.By outer fixed
Position frock portion 3 aids in interior positioning tool portion 2 to be accurately positioned Voice coil assemblies, prevents due to Voice coil assemblies internal diameter size tolerance
It is larger thus assemble loudspeaker assembly when cannot fix Voice coil assemblies.
Preferably, as shown in figure 1, benchmark voice coil loudspeaker voice coil 1 includes two pairs of straight sidewalls for extending in parallel and four sections of curved walls.Institute
State two pairs of straight sidewalls for extending in parallel to be connected by four sections of curved walls head and the tail, the benchmark voice coil loudspeaker voice coil 1 generally fillet
Rectangular shape, the round rectangle is that four right angles of rectangle are replaced into close-shaped so as to what is formed by four fillets.Such as Fig. 1
Shown, the interior positioning tool portion 2 includes body 20 and the extension 21 extended to both sides from the body 20.Described
Inwall of the both sides end face in body portion 20 respectively with shorter a pair straight sidewalls on the benchmark voice coil loudspeaker voice coil 1 offsets.The extension 21
Inwall of the both sides end face respectively with a pair more long straight sidewalls on the benchmark voice coil loudspeaker voice coil 1 offset.The extension 21 it is transversal
It is some strips that face can be, the extension 21 at least includes two strips for being separately positioned on the both sides of the body 20
Shape, as shown in figure 1, the level cross-sectionn of the extension 21 can be two pairs of strips being oppositely arranged.The body 20
The interior positioning tool portion 2 is collectively constituted with the extension 21.When loudspeaker assembly is assembled, the interior positioning tool portion 2
Voice coil assemblies are positioned by the straight sidewalls of fixed round rectangle Voice coil assemblies.
It is further preferred that as shown in figure 1, the benchmark voice coil loudspeaker voice coil 1 of the rounded rectangle has one with the reference note
Parallel first symmetry axis 4 of straight sidewalls more long of circle 1.The body 20 is axisymmetricly tied along first symmetry axis 4
Structure, the outside fix frock portion 3 includes the first outside fix work offseted with the outer wall of shorter straight sidewalls on the benchmark voice coil loudspeaker voice coil 1
Dress portion 30.The first outside fix frock portion 30 is correspondingly arranged with the body 20.The first outside fix frock portion 30 is auxiliary
Helping the body 20 can accurately fix shorter a pair straight sidewalls of Voice coil assemblies.
It is further preferred that as shown in figure 1, the benchmark voice coil loudspeaker voice coil 1 of the rounded rectangle also has one with the benchmark
The second parallel symmetry axis 5 of the shorter straight sidewalls of voice coil loudspeaker voice coil 1.Second symmetry axis 5 intersects with first symmetry axis 4, institute
State the symmetrical centre that intersection point is the benchmark voice coil loudspeaker voice coil 1.The extension 21 is parallel with second symmetry axis 5, and the extension
Portion 21 is axisymmetricly distributed along second symmetry axis 5.The outside fix frock portion 3 include with the benchmark voice coil loudspeaker voice coil 1 on compared with
The second outside fix frock portion 31 that the outer wall of straight sidewalls long offsets, the second outside fix frock portion 31 and the extension 21
It is correspondingly arranged.The extension 21 collectively constitutes a complete interior positioning tool portion 2 with the body 20.Outside described first
Positioning tool portion 30 collectively constitutes the outside fix frock portion 3 with the second outside fix frock portion 31.The interior positioning tool
Portion 2, the outside fix frock portion 3 overlap with the symmetrical centre of the benchmark voice coil loudspeaker voice coil 1, it is ensured that the energy when loudspeaker assembly is installed
It is enough that Voice coil assemblies are accurately positioned.
Preferably, as shown in Fig. 2 benchmark voice coil loudspeaker voice coil 1 includes the straight sidewalls and two ends curved wall of a pair of parallel extension.Institute
The straight sidewalls for stating a pair of parallel extension are connected by two ends curved wall head and the tail, and the entirety of the benchmark voice coil loudspeaker voice coil 1 is in ring
Shape is run-track shaped.The endless track shape is made up of two straight lines for extending in parallel and two semi arches, and the semi arch will
Two straight lines for extending in parallel join end to end and connect one closed figure of composition.As shown in Fig. 2 the interior positioning tool portion 2
The extension 21 extended to both sides including body 20 and from the body 20.The both sides end face of the body 20 respectively with
The inwall of two sections of curved walls of the benchmark voice coil loudspeaker voice coil 1 offsets.The both sides end face of the extension 21 respectively with the reference note
The inwall of a pair of straight sidewalls of circle 1 offsets.It is some strips, the extension that the cross section of the extension 21 can be
21 at least include two strips for being separately positioned on the both sides of the body 20, as shown in figure 1, the level of the extension 21
Cross section can be two pairs of strips being oppositely arranged.The body 20 collectively constitutes the interior positioning with the extension 21
Frock portion 2.When loudspeaker assembly is assembled, the interior positioning tool portion 2 can by the straight sidewalls of fixed Voice coil assemblies and
Curved wall, so as to realize being accurately positioned Voice coil assemblies.
It is further preferred that as shown in Fig. 2 the benchmark voice coil loudspeaker voice coil 1 has the straight sidewalls of and the benchmark voice coil loudspeaker voice coil 1
The 3rd parallel symmetry axis 6, the body 20 is along the 3rd symmetry axis 6 axisymmetricly structure.The outside fix frock
Portion 3 includes the first outside fix frock portion 30 offseted with the outer wall of the curved wall of benchmark voice coil loudspeaker voice coil 1, the first outside fix work
Dress portion 30 is correspondingly arranged with the body 20.The first outside fix frock portion 30 aids in the body 20 can accurately to consolidate
Curved wall on accordatura coil assembly.
It is further preferred that as shown in Fig. 2 the benchmark voice coil loudspeaker voice coil 1 also has the straight flange side of and the benchmark voice coil loudspeaker voice coil 1
The 4th vertical symmetry axis 7 of wall.4th symmetry axis 7 intersects with the 3rd symmetry axis 6, and the intersection point is the annular
The symmetrical centre of track type benchmark voice coil loudspeaker voice coil 1.The extension 21 is axisymmetricly distributed along the 4th symmetry axis 7, and described
Extension 21 is parallel with the 4th symmetry axis 7.The outside fix frock portion 3 includes and straight sidewalls on the benchmark voice coil loudspeaker voice coil 1
The second outside fix frock portion 31 for offseting of outer wall, the second outside fix frock portion 31 extends 21 and is correspondingly arranged with described.Institute
State extension 21 and be crossed to form a complete interior positioning tool portion 2 with the body 20.The first outside fix frock portion
30 collectively constitute the outside fix frock portion 3 with the second outside fix frock portion 31.It is the interior positioning tool portion 2, described outer
Positioning tool portion 3 overlaps with the symmetrical centre of the endless track shape benchmark voice coil loudspeaker voice coil 1, can be accurate when loudspeaker assembly is installed
Positioning Voice coil assemblies.
Preferably, the benchmark voice coil loudspeaker voice coil 1 is shaped as circle, and the level cross-sectionn in the interior positioning tool portion 2 is some
Intersecting strip, the strip respectively along the benchmark voice coil loudspeaker voice coil 1 some symmetry axis axisymmetricly structure, such as Fig. 3 institutes
Show, the strip is in respectively along two articles of orthogonal 5th symmetry axis 8 of the benchmark voice coil loudspeaker voice coil 1 and the 6th symmetry axis 9
Axially symmetric structure, the inwall of the end face in the interior positioning tool portion 2 respectively with the benchmark voice coil loudspeaker voice coil 1 offsets, the outside fix work
Dress portion 3 offsets with the outer wall of the benchmark voice coil loudspeaker voice coil 1, and the outside fix frock portion 3 is correspondingly arranged with the interior positioning tool portion 2.
The interior positioning tool portion 2, the outside fix frock portion 3 overlap with the symmetrical centre of the benchmark voice coil loudspeaker voice coil 1, are installing loudspeaker
During component, Voice coil assemblies can be accurately positioned by the circular arc side wall of fixed Voice coil assemblies.
It is the base of making voice coil loudspeaker voice coil positioning tool it should be appreciated by those skilled in the art the benchmark voice coil loudspeaker voice coil 1 in the utility model
Standard, the size design of the size benchmark voice coil loudspeaker voice coil 1 of the voice coil loudspeaker voice coil positioning tool is out；After voice coil loudspeaker voice coil positioning tool completes,
When the component of loudspeaker is installed, voice coil loudspeaker voice coil positioning tool is accurately positioned Voice coil assemblies by the side wall of fixed Voice coil assemblies.
Although being described in detail to some specific embodiments of the present utility model by example, this area
It is to be understood by the skilled artisans that above example is merely to illustrate, rather than in order to limit scope of the present utility model.This
Field it is to be understood by the skilled artisans that can be in the case where scope and spirit of the present utility model not be departed from, to above example
Modify.Scope of the present utility model is defined by the following claims.
Claims (8)
1. a kind of voice coil loudspeaker voice coil positioning tool, it is characterised in that：Including interior positioning tool portion and outside fix frock portion, the interior positioning work
Dress portion offsets with the inwall of benchmark voice coil loudspeaker voice coil, and the outside fix frock portion offsets with the outer wall of the benchmark voice coil loudspeaker voice coil, the outside fix
Frock portion is correspondingly arranged with the interior positioning tool portion.
2. voice coil loudspeaker voice coil positioning tool according to claim 1, it is characterised in that：The benchmark voice coil loudspeaker voice coil is extended in parallel including two Duis
Straight sidewalls and four sections of curved walls, two pairs of straight sidewalls for extending in parallel by four sections of curved walls head and the tail connect
Connect, the benchmark voice coil loudspeaker voice coil generally round rectangle, the interior positioning tool includes body and prolongs to both sides from the body
The extension stretched, the both sides end face of the body respectively with the shorter a pair inwall phases of straight sidewalls on the benchmark voice coil loudspeaker voice coil
Support, the inwall of the both sides end face of the extension respectively with a pair more long straight sidewalls on the benchmark voice coil loudspeaker voice coil offsets.
3. voice coil loudspeaker voice coil positioning tool according to claim 2, it is characterised in that：The benchmark voice coil loudspeaker voice coil has one with the base
The first parallel symmetry axis of straight sidewalls more long on quasi- voice coil loudspeaker voice coil, the body along first symmetry axis axisymmetricly,
The outside fix frock portion includes the first outside fix work offseted with the outer wall of shorter a pair straight sidewalls on the benchmark voice coil loudspeaker voice coil
Dress portion, the first outside fix frock portion is correspondingly arranged with body.
4. voice coil loudspeaker voice coil positioning tool according to claim 2, it is characterised in that：The benchmark voice coil loudspeaker voice coil has one with the base
The second parallel symmetry axis of shorter straight sidewalls on quasi- voice coil loudspeaker voice coil, the extension axisymmetricly divides along second symmetry axis
Cloth, the extension is parallel with second symmetry axis, the outside fix frock portion include with the benchmark voice coil loudspeaker voice coil on a pair compared with
The second outside fix frock portion that the outer wall of straight sidewalls long offsets, the second outside fix frock portion is corresponding with the extension to be set
Put.
5. voice coil loudspeaker voice coil positioning tool according to claim 1, it is characterised in that：The benchmark voice coil loudspeaker voice coil includes a pair of parallel extension
Straight sidewalls and two sections of curved walls, the pair of straight sidewalls for extending in parallel by two sections of curved walls head and the tail connect
Connect, the benchmark voice coil loudspeaker voice coil generally endless track shape, the interior positioning tool includes body and from the body to two
The extension that side extends, the both sides end face of the body respectively with the inwall phase of two sections of curved walls of the benchmark voice coil loudspeaker voice coil
Support, the inwall of the both sides end face of the extension respectively with a pair of straight sidewalls of the benchmark voice coil loudspeaker voice coil offsets.
6. voice coil loudspeaker voice coil positioning tool according to claim 5, it is characterised in that：The benchmark voice coil loudspeaker voice coil has one with the base
The 3rd parallel symmetry axis of the straight sidewalls of quasi- voice coil loudspeaker voice coil, the body along the 3rd symmetry axis axisymmetricly, it is described outer
Positioning tool portion includes the first outside fix frock portion for being offseted with the outer wall of two ends curved wall on the benchmark voice coil loudspeaker voice coil, described the
One outside fix frock portion is correspondingly arranged with the body.
7. voice coil loudspeaker voice coil positioning tool according to claim 5, it is characterised in that：The benchmark voice coil loudspeaker voice coil has one with the base
The 4th vertical symmetry axis of the straight sidewalls of quasi- voice coil loudspeaker voice coil, the extension is axisymmetricly distributed along the 4th symmetry axis, institute
State extension parallel with the 4th symmetry axis, the outside fix frock portion includes and a pair of straight sidewalls on the benchmark voice coil loudspeaker voice coil
The second outside fix frock portion for offseting of outer wall, the second outside fix frock portion is correspondingly arranged with the extension.
8. voice coil loudspeaker voice coil positioning tool according to claim 5, it is characterised in that：The benchmark voice coil loudspeaker voice coil is circle, described default
The cross section in position frock portion is some intersecting strips, some symmetry axis of the strip respectively along the benchmark voice coil loudspeaker voice coil
Axisymmetricly, inwall of the end face in the interior positioning tool portion respectively with the benchmark voice coil loudspeaker voice coil offsets, the outside fix frock portion
Outer wall with the benchmark voice coil loudspeaker voice coil offsets, and the outside fix frock is correspondingly arranged with the interior positioning tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621051024.0U CN206226725U (en) | 2016-09-09 | 2016-09-09 | A kind of voice coil loudspeaker voice coil positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621051024.0U CN206226725U (en) | 2016-09-09 | 2016-09-09 | A kind of voice coil loudspeaker voice coil positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206226725U true CN206226725U (en) | 2017-06-06 |
Family
ID=58783154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621051024.0U Expired - Fee Related CN206226725U (en) | 2016-09-09 | 2016-09-09 | A kind of voice coil loudspeaker voice coil positioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206226725U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110545517A (en) * | 2019-09-16 | 2019-12-06 | 沛县华达电子器材有限公司 | voice coil positioning tool |
| CN112188367A (en) * | 2019-07-04 | 2021-01-05 | 华为技术有限公司 | Loudspeaker assembly method and system |
-
2016
- 2016-09-09 CN CN201621051024.0U patent/CN206226725U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112188367A (en) * | 2019-07-04 | 2021-01-05 | 华为技术有限公司 | Loudspeaker assembly method and system |
| CN112188367B (en) * | 2019-07-04 | 2021-10-22 | 荣耀终端有限公司 | Loudspeaker assembly method and system |
| CN110545517A (en) * | 2019-09-16 | 2019-12-06 | 沛县华达电子器材有限公司 | voice coil positioning tool |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170606 Termination date: 20190909 |
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| CF01 | Termination of patent right due to non-payment of annual fee |