CN109413561A - Processing method, sounding device shell and the mould group of sounding device shell - Google Patents
Processing method, sounding device shell and the mould group of sounding device shell Download PDFInfo
- Publication number
- CN109413561A CN109413561A CN201811497914.8A CN201811497914A CN109413561A CN 109413561 A CN109413561 A CN 109413561A CN 201811497914 A CN201811497914 A CN 201811497914A CN 109413561 A CN109413561 A CN 109413561A
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- China
- Prior art keywords
- vibrating diaphragm
- diaphragm ontology
- housing body
- link slot
- sounding device
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
- H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2231/00—Details of apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor covered by H04R31/00, not provided for in its subgroups
- H04R2231/001—Moulding aspects of diaphragm or surround
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Percussion Or Vibration Massage (AREA)
Abstract
The invention discloses a kind of processing method of sounding device shell, sounding device shell and mould groups.The processing method of the sounding device shell includes: to provide housing body and vibrating diaphragm ontology, is formed with vacancy section in the central area of the housing body, the housing body is formed with a circle link slot at the edge around the vacancy section；Bonding agent is set on the link slot；The vibrating diaphragm body cap is located in the housing body, the marginal adhesion of the vibrating diaphragm ontology is in the link slot；Impact air-flow is applied to the vibrating diaphragm ontology, the vibrating diaphragm ontology forms ring portion under the action of the impact air-flow.Of the invention one has technical effect that, can promote the concentricity between vibrating diaphragm ontology and housing body, improves the acoustical behavior of sounding device.
Description
Technical field
The present invention relates to electroacoustic switch technology fields, processing method, hair more particularly, to a kind of sounding device shell
Acoustic device shell and mould group.
Background technique
In recent years, consumer electronics product is rapidly developed, and the electronic equipments such as smart phone, VR equipment are consumed
The approval of person, is widely used.Those skilled in the art are also corresponding to relevant auxiliary products such as earphone etc. to carry out
It improves, to meet the performance requirement of electronic product, meets consumer to the needs of properties of product.
Sounding device is electroacoustic transduction component important in consumer electronics product, as loudspeaker, earpiece, earphone etc.
It is widely used.With the performance improvement of electronic product, the improvement of the acoustical behavior in relation to sounding device is also inevitable
Trend, wherein the design of vibrating diaphragm is an important factor for influencing sounding device acoustical behavior.
Vibrating diaphragm is made of central part, ring portion and fixed part.In existing design, vibrating diaphragm after molding passes through coating technique
It is bonded on shell, but there are many defects for this processing method.On the one hand, the concentricity of vibrating diaphragm and shell is poor, influences
The acoustical behavior of sounding device.On the other hand, vibrating diaphragm after molding is bonded on shell, process flow is complicated, and there are accumulative
Rigging error.
Therefore, it is necessary to the processing method for proposing a kind of novel sounding device shell, to overcome drawbacks described above.
Summary of the invention
It is an object of the present invention to provide a kind of new solutions of the processing method of sounding device shell.
According to the first aspect of the invention, a kind of processing method of sounding device shell is provided, this method comprises:
Housing body and vibrating diaphragm ontology are provided,
It is formed with vacancy section in the central area of the housing body, the housing body is on the side for surrounding the vacancy section
Edge is formed with a circle link slot；
Bonding agent is set on the link slot；
The vibrating diaphragm body cap is located in the housing body, the marginal adhesion of the vibrating diaphragm ontology is in the link slot
In；
Impact air-flow is applied to the vibrating diaphragm ontology, the vibrating diaphragm ontology forms ring under the action of the impact air-flow
Portion.
Optionally, before applying impact air-flow to the vibrating diaphragm ontology, the shell of the vibrating diaphragm ontology will be connected with
Phosphor bodies are arranged on mold；The forming surface agreed with the ring portion is formed on the mold.
Optionally, forming surface of the direction of the impact air-flow towards the mold.
Optionally, multiple glue grooves are offered in the link slot, and bonding agent is set on the link slot again.
Optionally, it is 0.3Mpa-0.6Mpa that the impact air-flow, which is configured as the pressure applied on the vibrating diaphragm ontology,.
Optionally, the temperature of the impact air-flow is 170 ° -190 °.
According to the second aspect of the invention, a kind of sounding device shell is provided, which includes: shell master
Body, the central area of the housing body are formed with vacancy section, and the housing body is formed at the edge around the vacancy section
There is a circle link slot；
Vibrating diaphragm ontology, the surface of the vibrating diaphragm ontology are parallel to the surface of the housing body, the vibrating diaphragm ontology covering
The vacancy section, the edge of the vibrating diaphragm ontology and the link slot bonding connection, the vibrating diaphragm ontology is in corresponding vacancy section
Position has ring portion, and the ring portion is bent to the vacancy section of the housing body to be recessed.
Optionally, the interior of the link slot offers multiple glue grooves, and multiple glue grooves are evenly distributed in described
The surface of link slot, towards the vibrating diaphragm ontology, the glue groove is configurable for accommodating bonding the opening of the glue groove
Agent.
Optionally, the vibrating diaphragm ontology further include: fixed part, the outer contour shape of the vibrating diaphragm ontology and the link slot
Identical, the fixed part is connect around the ring portion, the fixed part with the link slot.
According to the third aspect of the invention we, a kind of sounding device mould group is provided, which includes: vibration component, magnetic circuit
System and above-mentioned sounding device shell, the vibration component and magnetic circuit system are arranged in the sounding device shell.
Of the invention one has technical effect that, by the way that smooth vibrating diaphragm ontology is pre-assembled in housing body, then
It is applied to by impact air-flow on the vibrating diaphragm ontology for being assemblied in housing body, to form the ring of recess on vibrating diaphragm ontology
Portion.The processing method assembly technology that the present invention uses is simpler, helps to reduce the cumulative errors in assembling process, can be promoted
Concentricity between vibrating diaphragm ontology and housing body further improves the acoustical behavior of sounding device.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is the flow chart of generating device processing method of casing provided by the invention；
Fig. 2 is the structural schematic diagram of vibrating diaphragm ontology provided by the invention；
Fig. 3 is the structural schematic diagram of housing body provided by the invention；
Fig. 4 is the partial enlarged view of Fig. 3；
Fig. 5 is the schematic diagram of sounding device shell provided by the invention and mold cooperation.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Fig. 1 is the flow chart of sounding device processing method of casing, and Fig. 2 is the structural schematic diagram of vibrating diaphragm ontology, and Fig. 3 is shell
The structural schematic diagram of main body, Fig. 4 are the partial enlarged views of Fig. 3, and Fig. 5 is the schematic diagram of housing body and mold cooperation, are shown in figure
The positional relationship of housing body and vibrating diaphragm ontology and mold in sounding device shell process is gone out.Now it is with Fig. 1 to Fig. 5
Example, it is detailed to carry out such as the structures of the principle of the processing method of sounding device shell of the invention, step and sounding device shell
Most description.
The present invention provides a kind of processing method of sounding device shell.As shown in Figure 1, this method comprises: providing shell master
Body and vibrating diaphragm ontology are formed with vacancy section 21 in the central area of the housing body 20.In sounding device, the shell master
The vacancy section 21 that 20 central area of body is formed is for accommodating sounding device monomer and other component.The housing body 20 surrounds
The edge of the vacancy section 21 is formed with a circle link slot 22, as shown in figure 3, being formed with race in the central area of housing body 20
The vacancy section 21 of road shape, link slot 22 are formed in the edge of vacancy section around the vacancy section 21.Wherein, the surface of link slot is low
In the surface of the housing body, in this way, making vibrating diaphragm sheet convenient for vibrating diaphragm ontology being arranged in the link slot of the housing body
Body and housing body have preferable consistency.
Further, bonding agent is set on the link slot 22.As shown in Figures 2 and 3, the shape of the link slot 22
It is identical as the shape of the vibrating diaphragm ontology 10, the vibrating diaphragm ontology 10 lid is located in the housing body 20, the vibrating diaphragm sheet
The marginal adhesion of body 10 is in the link slot 22.In this way, vibrating diaphragm ontology 10 can be assembled in housing body 20, then to vibration
Membrane body 10 carries out subsequent operation.
The vibrating diaphragm ontology that the present embodiment uses is different from traditional vibrating diaphragm ontology, and the surface of the vibrating diaphragm ontology is smooth.
Smooth vibrating diaphragm ontology is assembled in housing body, assembly technology is simple, it is only necessary to the marginal portion of vibrating diaphragm ontology with it is described
Housing body link slot coincide.Since unshaped has ring portion on vibrating diaphragm ontology, vibrating diaphragm ontology and housing body are reduced
The requirement of assembling accuracy.
Particularly, impact air-flow is applied to the vibrating diaphragm ontology 10 being fixedly connected in housing body 20.The vibrating diaphragm ontology
10 form ring portion 11 under the action of the impact air-flow.Wherein, ring portion 11 can be along vibrating diaphragm ontology 10 to lower recess
Or raise upward, this determines that the present embodiment is without limitation by the direction of application impact air-flow.
In sounding device, vibrating diaphragm ontology is the important component for determining sounding device acoustical behavior, is located on vibrating diaphragm ontology
Ring portion 11 can ensure vibrating diaphragm ontology axially having comparable freedom degree, prevent vibrating diaphragm ontology from doing transverse movement；Meanwhile also
Adjustable vibrational system it is pliable, to change the tone color etc. of sounding device.The present invention is assembled to shell master in vibrating diaphragm ontology
Ring portion, the concentricity height in ring portion and housing body are re-formed after on body, and assembly technology process is simple, moreover it is possible to reduce accumulative
Rigging error.
The processing method of sounding device shell provided in this embodiment, by the way that smooth vibrating diaphragm ontology is pre-assembled to shell
It on phosphor bodies, then is applied to by impact air-flow on the vibrating diaphragm ontology for being assemblied in housing body, to be formed on vibrating diaphragm ontology
The ring portion of recess.Ring portion is first formed on vibrating diaphragm ontology compared to traditional, then the vibrating diaphragm ontology with ring portion is filled
It is fitted in housing body.The processing method assembly technology that the present invention uses is simpler, helps to reduce accumulative in assembling process
Error can promote the concentricity between vibrating diaphragm ontology and housing body, further improve the acoustical behavior of sounding device.
Optionally, before applying impact air-flow to the vibrating diaphragm ontology 10, the institute of the vibrating diaphragm ontology 10 will be connected with
Housing body 20 is stated to be arranged on mold 30.As shown in figure 5, be formed on the mold 30 with the ring portion 11 agree at
Type face 31.In the processing method of the present embodiment, mold is for cooperating impact air-flow to form the ring portion on vibrating diaphragm ontology.
On the one hand, impact air-flow blows to vibrating diaphragm ontology, increases the pressure of vibrating diaphragm ontology part, contributes to form ring portion；Another party
Face, the forming surface on mold are mutually agreed with ring portion, it is ensured that are formed in the stable shaped of the ring portion on vibrating diaphragm ontology.
Specifically, forming surface 31 of the direction of the impact air-flow towards the mold 30.For example, described in being located at when mold
When the lower section of housing body, the direction of the impact air-flow from top to bottom, blows to the forming surface of the mold.In this way, impacting
Under the cooperation of air-flow and mould surface, the ring portion to lower recess is formd on the vibrating diaphragm ontology.Alternatively, when mold is located at
When the top of the housing body, the direction of the impact air-flow from bottom to top, blows to the forming surface of the mold.That is, described
The ring portion to raise upward is formd on vibrating diaphragm ontology.Those skilled in the art can select to apply the side of impact air-flow as needed
To.
Further, multiple glue grooves 221 are offered in the link slot 22, are arranged on the link slot 22 again viscous
Connect agent.As shown in Figure 3 and Figure 4, multiple glue grooves 221, multiple 221 rings of glue groove are evenly distributed in the link slot 22
Around be distributed in the link slot 22.Bonding agent is provided on the link slot 22, multiple glue grooves 221 can be used for depositing glue,
Enhance the adhesive strength of vibrating diaphragm ontology 10 and the housing body 20.The present embodiment to the number, size of glue groove in link slot,
Shape etc. without limitation, can be configured as needed.
Preferably, it is 0.3Mpa- that the impact air-flow, which is configured as the pressure applied on the vibrating diaphragm ontology 10,
0.6Mpa.The impact air-flow within this range, helps to form the suitable ring of bending angle, thickness on vibrating diaphragm ontology
Portion.
Similarly, the temperature of the impact air-flow is 170 ° -190 °.It will be appreciated by those skilled in the art that, impact gas
The temperature of stream is too low or the excessively high molding for being all unfavorable for ring portion.The temperature of impact air-flow 170 ° -190 ° this within the scope of, really
The shape and toughness for having protected molding ring portion, make ring portion freedom degree with higher, sounding device can be made to obtain better
Acoustical behavior.
The another aspect of the present embodiment also provides a kind of sounding device shell, which includes: housing body
20 and vibrating diaphragm ontology 10, the central area of the housing body 20 is formed with vacancy section 21, and the vacancy section 21 is for accommodating
Sounding device monomer and other component.As shown in figure 3, showing a kind of structure of optionally housing body.It certainly, can also root
According to the housing body for needing to select other shapes or structure.Wherein, the housing body is in the edge shape for surrounding the vacancy section
Cheng Youyi encloses link slot, and link slot is formed in the edge of vacancy section around the vacancy section.In this way, convenient for vibrating diaphragm ontology is arranged
In the link slot of the housing body, make vibrating diaphragm ontology and housing body that there is preferable consistency.
Further, the surface of the vibrating diaphragm ontology 10 is parallel to the surface of the housing body, the vibrating diaphragm ontology 10
The vacancy section 21 is covered, the marginal adhesion of the vibrating diaphragm ontology 10 is in the link slot 22.In this way, can be vibrating diaphragm ontology
10 are assembled in housing body 20.
Particularly, the vibrating diaphragm ontology 10 has a ring portion 11 in the position of corresponding vacancy section 21, the ring portion 11 to
The vacancy section 21 of the housing body 20 bends recess.In embodiment as shown in Figure 4, the ring portion 11 is along the vibrating diaphragm
The surface of ontology 10 bends downward recess.Wherein, the ring portion 11 be by the vibrating diaphragm ontology 10 apply impact air-flow,
To form the ring portion 11 being recessed to the vacancy section 21 of the housing body 20.As shown in figure 5, since the vibrating diaphragm ontology 10 is solid
Surely it is connected in housing body 20, the mold 30 is formed with molding on the mold 30 for accepting the housing body 20
Face 31.After applying impact air-flow to the vibrating diaphragm ontology 10, position that impact air-flow acts on the vibrating diaphragm ontology 10 to
It is recessed close to the direction of the mold 30, the forming surface 31 and the impact air-flow on mold 30 cooperate, can be in vibrating diaphragm ontology
The consistent ring portion 11 of shape is formed on 10.Wherein, the direction and mold that the direction of ring portion bending and impact air-flow apply
The position of setting is related, and those skilled in the art can be formed on vibrating diaphragm ontology as needed to lower recess or the folding to raise upward
Ring portion.
Optionally, multiple glue grooves 221, multiple uniformly distributions of glue groove 221 are offered in the link slot 22
On the surface of the link slot 22.As shown in Figure 3 and Figure 4, the opening of the glue groove 221, will towards the vibrating diaphragm ontology 10
Bonding agent is coated on link slot 22, and the glue groove 221 can be used for accommodating extra bonding agent, is increasing vibrating diaphragm ontology and shell
While phosphor bodies connective stability, moreover it is possible to which the problem of excessive glue occurs in the bonding plane for reducing the two.The present embodiment is in link slot
Number, size, shape of glue groove etc. without limitation, can be configured as needed.
Optionally, the vibrating diaphragm ontology 10 further include: fixed part 12.As shown in figure 5, the vibrating diaphragm ontology 10 and the company
The outer contour shape of access slot 22 is identical, and the fixed part 12 is around the ring portion 11.In the specific implementation process, described solid
Determine portion 12 to connect with the link slot 22.For example, the surface of link slot 22 is slightly below the surface of housing body 20, vibrating diaphragm ontology 10
Thickness it is identical as the depth of link slot 22.In this way, vibrating diaphragm ontology 10 can be embedded in link slot 22, vibrating diaphragm ontology 10 is consolidated
Determine portion 12 and stable connection is formed with housing body 10 by the bonding agent on link slot 22.The benefit of this embodiment exists
In, thickness of the housing body with vibrating diaphragm ontology ining conjunction with can be reduced in the height direction, make vibrating diaphragm ontology and housing body with compared with
Good consistency.
Another aspect of the present invention also provides a kind of sounding device mould group, the sounding device mould group include: vibration component,
Magnetic circuit system and above-mentioned sounding device shell, the vibration component and magnetic circuit system are arranged in the sounding device shell.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (10)
1. a kind of processing method of sounding device shell, which is characterized in that this method comprises:
Housing body and vibrating diaphragm ontology are provided,
It is formed with vacancy section in the central area of the housing body, the housing body is in the edge shape for surrounding the vacancy section
Cheng Youyi encloses link slot；
Bonding agent is set on the link slot；
The vibrating diaphragm body cap is located in the housing body, the marginal adhesion of the vibrating diaphragm ontology is in the link slot；
Impact air-flow is applied to the vibrating diaphragm ontology, the vibrating diaphragm ontology forms ring portion under the action of the impact air-flow.
2. processing method according to claim 1, which is characterized in that the vibrating diaphragm ontology apply impact air-flow it
Before, the housing body for being connected with the vibrating diaphragm ontology is arranged on mold；It is formed on the mold and the ring
The forming surface that portion agrees with.
3. processing method according to claim 2, which is characterized in that the direction of the impact air-flow is towards the mold
Forming surface.
4. processing method according to claim 1, which is characterized in that multiple glue grooves are offered in the link slot,
Bonding agent is set on the link slot again.
5. according to claim 1-4 it is one of any described in processing method, which is characterized in that the impact air-flow is configured as
The pressure applied on the vibrating diaphragm ontology is 0.3Mpa-0.6Mpa.
6. processing method according to claim 5, which is characterized in that the temperature of the impact air-flow is 170 ° -190 °.
7. a kind of sounding device shell characterized by comprising
Housing body, the central area of the housing body are formed with vacancy section, and the housing body is surrounding the vacancy section
Edge be formed with a circle link slot；
Vibrating diaphragm ontology, the surface of the vibrating diaphragm ontology are parallel to the surface of the housing body, described in the vibrating diaphragm ontology covering
Vacancy section, the edge of the vibrating diaphragm ontology and the link slot bonding connection, position of the vibrating diaphragm ontology in corresponding vacancy section
With ring portion, the ring portion is bent to the vacancy section of the housing body to be recessed.
8. sounding device shell according to claim 7, which is characterized in that offer multiple appearance glue in the link slot
Slot, multiple glue grooves are evenly distributed in the surface of the link slot, and the opening of the glue groove is towards the vibrating diaphragm sheet
Body, the glue groove are configurable for accommodating bonding agent.
9. sounding device shell according to claim 7, which is characterized in that the vibrating diaphragm ontology further include: fixed part, institute
It is identical as the outer contour shape of the link slot to state vibrating diaphragm ontology, the fixed part around the ring portion, the fixed part with
The link slot connection.
10. a kind of sounding device mould group, which is characterized in that including described in one of vibration component, magnetic circuit system and claim 7-9
Sounding device shell, the vibration component and magnetic circuit system are arranged in the sounding device shell.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811497914.8A CN109413561B (en) | 2018-12-07 | 2018-12-07 | Processing method of sound production device shell, sound production device shell and module |
| PCT/CN2019/109004 WO2020114055A1 (en) | 2018-12-07 | 2019-09-29 | Processing method for sound production apparatus housing, sound production apparatus housing, and module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811497914.8A CN109413561B (en) | 2018-12-07 | 2018-12-07 | Processing method of sound production device shell, sound production device shell and module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109413561A true CN109413561A (en) | 2019-03-01 |
| CN109413561B CN109413561B (en) | 2020-05-29 |
Family
ID=65457947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811497914.8A Active CN109413561B (en) | 2018-12-07 | 2018-12-07 | Processing method of sound production device shell, sound production device shell and module |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109413561B (en) |
| WO (1) | WO2020114055A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110996245A (en) * | 2019-11-11 | 2020-04-10 | 歌尔股份有限公司 | Vibrating diaphragm forming die and vibrating diaphragm forming method |
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| CN205622868U (en) * | 2016-04-06 | 2016-10-05 | 歌尔股份有限公司 | Speaker monomer structure |
| CN207808230U (en) * | 2018-02-01 | 2018-09-04 | 石门县达韵电子有限公司 | Compound voice diaphragm mold |
| WO2018188195A1 (en) * | 2017-04-12 | 2018-10-18 | 歌尔股份有限公司 | Method for acoustic device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3181496U (en) * | 2012-06-22 | 2013-02-14 | イースタン テクノロジーズ ホールディング リミテッド | Earphone having a film structure using tension |
| CN203590430U (en) * | 2013-10-10 | 2014-05-07 | 歌尔声学股份有限公司 | Vibration system of loudspeaker |
| CN207135262U (en) * | 2017-07-31 | 2018-03-23 | 歌尔科技有限公司 | Vibrating diaphragm and the acoustical generator including the vibrating diaphragm |
| CN207369282U (en) * | 2017-10-31 | 2018-05-15 | 歌尔科技有限公司 | A kind of vibrating diaphragm and the acoustical generator including the vibrating diaphragm |
| CN207638871U (en) * | 2017-10-31 | 2018-07-20 | 歌尔科技有限公司 | A kind of vibrating diaphragm and the acoustical generator including the vibrating diaphragm |
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2018
- 2018-12-07 CN CN201811497914.8A patent/CN109413561B/en active Active
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2019
- 2019-09-29 WO PCT/CN2019/109004 patent/WO2020114055A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205622868U (en) * | 2016-04-06 | 2016-10-05 | 歌尔股份有限公司 | Speaker monomer structure |
| WO2018188195A1 (en) * | 2017-04-12 | 2018-10-18 | 歌尔股份有限公司 | Method for acoustic device |
| CN207808230U (en) * | 2018-02-01 | 2018-09-04 | 石门县达韵电子有限公司 | Compound voice diaphragm mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110996245A (en) * | 2019-11-11 | 2020-04-10 | 歌尔股份有限公司 | Vibrating diaphragm forming die and vibrating diaphragm forming method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109413561B (en) | 2020-05-29 |
| WO2020114055A1 (en) | 2020-06-11 |
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