CN107309608A - A kind of speaker net manufacture craft - Google Patents

A kind of speaker net manufacture craft Download PDF

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Publication number
CN107309608A
CN107309608A CN201710455993.5A CN201710455993A CN107309608A CN 107309608 A CN107309608 A CN 107309608A CN 201710455993 A CN201710455993 A CN 201710455993A CN 107309608 A CN107309608 A CN 107309608A
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CN
China
Prior art keywords
speaker net
finished product
semi
manufacture craft
carried out
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Granted
Application number
CN201710455993.5A
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Chinese (zh)
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CN107309608B (en
Inventor
史广华
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Kunshan Jet Electronic Technology Co Ltd
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Kunshan Jet Electronic Technology Co Ltd
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Priority to CN201710455993.5A priority Critical patent/CN107309608B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass

Abstract

The present invention relates to electronic equipment manufacturing technical field, more particularly to a kind of speaker net manufacture craft.The speaker net manufacture craft of the present invention includes, step 1:Blanking is carried out to metal blank, slab is obtained;Step 2:Drawing is carried out to slab, the first semi-finished product are obtained;Step 3:Rotation punching is carried out to the first semi-finished product, the second semi-finished product are obtained;Step 4:Anodized is carried out to two semi-finished product, finished product is obtained.The loudspeaker mesh size uniform of speaker net that the speaker net manufacture craft of the present invention is manufactured out and it is unlikely to deform, so that the sound horn for installing this speaker net is uniform, allows user to obtain good hearing enjoying.

Description

A kind of speaker net manufacture craft
Technical field
The present invention relates to electronic equipment manufacturing technical field, more particularly to a kind of speaker net manufacture craft.
Background technology
The manufacture craft for the speaker net that the metal used in existing electronic communication product makes, it is first on metal blank Drilled, then punching press deep-drawing technique carried out into the speaker net of tubular to metal blank with holes, but in drawing process by In the mobility of metal material, the metal blank of diverse location can be caused to produce different degrees of deformation, and then cause to open thereon If hole can be deformed into different form and dimensions, the outward appearance of speaker net is had a strong impact on, further, since the loudspeaker mesh produced Form and dimension it is inconsistent, cause install this speaker net loudspeaker sounding effect it is uneven, influence user the sense of hearing enjoy By.
The content of the invention
It is an object of the invention to propose a kind of speaker net manufacture craft, can solve the problem that speaker net loudspeaker mesh shape and Cause problem not of uniform size.
For up to this purpose, the present invention uses following technical scheme:
A kind of speaker net manufacture craft, including:
Step 1:Blanking is carried out to metal blank, slab is obtained;
Step 2:Drawing is carried out to slab, the first semi-finished product are obtained;
Step 3:Rotation punching is carried out to the first semi-finished product, the second semi-finished product are obtained;
Step 4:Anodized is carried out to the second semi-finished product, finished product is obtained.
As a kind of preferred scheme of speaker net manufacture craft, step 11 is also included between the step 1 and step 2: The center of the slab forms positioning hole through punching.
As a kind of preferred scheme of speaker net manufacture craft, step 31 is also included between step 3 and step 4:To second Semi-finished product carry out semishearing.
As a kind of preferred scheme of speaker net manufacture craft, step 32 is also included between step 31 and step 4:Utilize number Second semi-finished product are cut at control center.
As a kind of preferred scheme of speaker net manufacture craft, step 33 is also included between step 32 and step 4:To second Semi-finished product carry out grinding process, until second surface of semi-finished is smooth.
As a kind of preferred scheme of speaker net manufacture craft, step 34 is also included between step 33 and step 4:To second Semi-finished product carry out blasting treatment, and the specification of the sand body that blasting treatment is used is the mesh of 120 mesh~150.
As a kind of preferred scheme of speaker net manufacture craft, also include step 5 after step 4:To entering at the top of finished product Row dia-cutting, is processed into 0.3mm~0.8mm 45 ° of chamferings.
As a kind of preferred scheme of speaker net manufacture craft, also include step 6 after the step 5:To the finished product Conductive region carry out radium-shine processing.
As a kind of preferred scheme of speaker net manufacture craft, the step 2 is specially:First slab is once drawn It is deep, then carry out secondary deep-drawing, and drawing coefficient of the drawing coefficient more than first time drawing of second of drawing.
As a kind of preferred scheme of speaker net manufacture craft, the blank shape in the step 1 is circle.
Beneficial effects of the present invention are:
Speaker net manufacture craft in the present invention obtains slab by carrying out blanking to metal blank first, and slab is carried out Drawing obtains the first semi-finished product, then the first semi-finished product are carried out with rotation punching the second semi-finished product of acquisition, finally to the second semi-finished product Carry out anodized and obtain finished product.The loudspeaker mesh size uniform in speaker net that is produced with above-mentioned technique productions and not It is yielding, so that the sound horn for installing this speaker net is uniform, allow user to obtain good hearing enjoying.
Brief description of the drawings
Fig. 1 is a kind of flow chart for speaker net manufacture craft that the present invention is provided;
Fig. 2 is the flow chart for another speaker net manufacture craft that the present invention is provided.
Embodiment
In order that those skilled in the art more fully understand technical scheme, below in conjunction with the accompanying drawings and by specific Embodiment further illustrates technical scheme.
Embodiment one
As shown in figure 1, embodiment one provides a kind of speaker net manufacture craft, including:
Step 1:Blanking is carried out to metal blank, circular slab is obtained.
Specifically, blanking is carried out to metal blank by blanking die, so that circular slab is obtained, the material of metal blank Can be aluminium alloy, aluminium alloy density is low, but intensity is higher, near or above high-quality steel, with excellent electric conductivity, heat conduction Property and corrosion stability, so be suitable as make speaker net material.Circular plate is obtained to enable to carrying out further drawing During shaping, the equally distributed cylindrical element of material can be obtained, in addition, the shape of slab is also not limited to circle.
Step 2:Once drawing first is carried out to slab, then carries out secondary deep-drawing, during drawing, in order to ensure drawing Be smoothed out, drawing coefficient is that the ratio between the diameter after drawing and blank diameter before stretching are more than limit drawing coefficient, if Drawing coefficient is less than limit drawing coefficient, drawing part corrugation, rupture or serious thinning is may result in, so as to influence whole speaker net Intensity, hardness and using effect, carry out repeatedly load-unload, result in that quality is preferable and the deeper cylindrical element of depth, it is to avoid go out The problem of existing drawing part wrinkles, ruptures or be serious thinning, in order to ensure being smoothed out for drawing, the drawing coefficient of second of drawing Should be bigger than the drawing coefficient of first time drawing.
Step 3:Rotation punching is carried out to the first semi-finished product, the second semi-finished product are obtained, specifically, servo is used in the present invention Rotating shaft on motor driving rotation punching die is rotated, and is rotated so as to drive and be arranged on cylindrical element in rotating shaft.Pass through Serve Motor Control cylindrical element turns over certain angle, is radially punched out, is accurately controlled by servomotor in its side The angle that cylindrical element is turned over each time, resulting in needs the speaker net of loudspeaker mesh density, in addition, such a molding mode is obtained Loudspeaker mesh do not allow yielding and size uniform so that the sound horn for installing this speaker net is uniform, allow user to obtain Obtain hearing enjoying well.
Step 4:Anodized is carried out to the second semi-finished product, finished product is obtained, though aluminium alloy in an atmosphere can natural shape Into layer oxide film, but film is thin and loose porous, is amorphous, uneven also discontinuous film layer, it is impossible to as reliable Protective film layer.Handled using anode oxidation method, in articles made of aluminium alloy Surface Creation layer oxide film, to reach protection and fill The purpose of decorations.Not only hardness is higher for anode oxide film, and has the porous oxide-film tool of preferable wearability, especially superficial layer There is the ability of adsorpting lubrication agent, can also further improve the anti-wear performance on surface.In addition, anode oxide film has higher anti-corrosion Property, it is impossible to it is oxidized or dissolved, ensure that the speaker net by anodized is applied in the environment of being corrosive. Also, anode oxide film has good insulating properties, the conduction property for not possessing metal, and as good insulating materials, It can effectively ensure that when touching speaker net electric shock problem will not occur for people, and then ensure that personal safety.
Embodiment two
As shown in Fig. 2 embodiment two provides a kind of more specific speaker net manufacture craft, including:
Step 1:Blanking is carried out to metal blank, circular slab is obtained.
Step 2:Positioning hole is formed through punching in the center of slab, shaping positioning hole has two effects, an effect It is:The precise positioning for slab can be realized when carrying out drawing to slab, it is ensured that the punch-pin or cavity plate of cupping tool are not Glanced off with plate, obtain the higher cylindrical element of quality;Another effect is:The cylindrical element obtained after drawing and forming is passed through Positioning hole is fixedly mounted in the rotating shaft of rotation punching die, and then cylindrical element is rotated with the rotation of rotating shaft, it is ensured that Under the drive of servomotor, the rotation of certain angle is precisely realized.
Step 3:Drawing is carried out to slab, the first semi-finished product are obtained.
Step 4:Rotation punching is carried out to the first semi-finished product, the second semi-finished product are obtained, specifically, servo is used in the present invention Rotating shaft on motor driving rotation punching die is rotated, and is rotated, passed through so as to drive and be arranged on cylindrical element in rotating shaft Serve Motor Control cylindrical element turns over certain angle, is radially punched out, is accurately controlled by servomotor in its side The angle that cylindrical element is turned over each time, resulting in needs the speaker net of loudspeaker mesh density, in addition, such a molding mode is obtained Bellmouth orifice do not allow yielding and size uniform so that the sound horn for installing this speaker net is uniform, allow user to obtain Good hearing enjoying.
Step 5:Semishearing is carried out to the second semi-finished product by half shear mould, so that recessed area in the bottom generation of cylindrical element There is preferable poly- sound function domain, this recessed area, so that the loudspeaker for installing this speaker net have preferable audio.
Step 6:The second semi-finished product handled by step 5 are cut using numer centre, the circle obtained after drawing Burr (top refers at the opening of cylindrical element, and bottom is relative with opening) occurs at the top of barrier part, subsequent step is had a strong impact on The installation for the speaker net being fabricated to and use, the milling cutter that the second semi-finished product being made by step 5 pass through numer centre is cut Fall the portion of material at the top of cylindrical element so that top material even uniform, be conducive to the speaker net being fabricated to by subsequent step Installation and use.
Step 7:Grinding process is carried out to the second semi-finished product handled by step 6, until the second surface of semi-finished is smooth, The scratch in the second surface of semi-finished is got rid of, so that the surface aesthetic of speaker net.
Step 8:Blasting treatment is carried out to the second semi-finished product, the specification for the sand body that blasting treatment is used is 120 mesh~150 Mesh, makes the surface of workpiece obtain certain cleannes and different roughness, making the mechanical performance of workpiece surface is improved, because This improves the fatigue resistance of speaker net.
Step 9:Anodized is carried out to the second semi-finished product, finished product is obtained, though aluminium alloy in an atmosphere can natural shape Into layer oxide film, but film is thin and loose porous, is amorphous, uneven also discontinuous film layer, it is impossible to as reliable Protective film layer.Handled using anode oxidation method, in articles made of aluminium alloy Surface Creation layer oxide film, to reach protection and fill The purpose of decorations.Not only hardness is higher for anode oxide film, and has the porous oxide-film tool of preferable wearability, especially superficial layer There is the ability of adsorpting lubrication agent, can also further improve the anti-wear performance on surface.In addition, anode oxide film has higher anti-corrosion Property, it is impossible to it is oxidized or dissolved, ensure that the speaker net by anodized is applied in the environment of being corrosive. Also, anode oxide film has good insulating properties, the conduction property for not possessing metal, and as good insulating materials, It can effectively ensure that electric conduction phenomena occurs for the energization loudspeaker not with being disposed therein, so as to which people are effectively ensured in touching loudspeaker Will not occur electric shock problem during net, and then ensure that personal safety.
Step 10:Dia-cutting is carried out to the top of finished product, 0.3mm~0.8mm 45 ° of chamferings are processed into, by bloom The top hardness of the finished product of cutting is high, not perishable and is unlikely to deform, and is easy to the installation of speaker net, and ensure that speaker net is passed through Crossing prolonged use will not deform, and extend the service life of speaker net, reduce maintenance frequency and expense during use.
Step 11:Radium-shine processing is carried out to the conductive region of finished product, due to being provided with accommodating conducting element in speaker net Structure, this some region being accomplished by speaker net are set to conductive region, due to passing through the anodized in step 9, So that the speaker net obtained by step 9 all can not be conductive, by needing conductive region to carry out radium-shine processing, making Region that must be Jing Guo radium-shine processing can be conductive, meets the normal of overall loudspeaker and uses.
Note, the general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The industry Technical staff it should be appreciated that the present invention is not limited to the embodiments described above, described in above-mentioned embodiment and specification Merely illustrate the principles of the invention, without departing from the spirit and scope of the present invention, the present invention also have various change and Improve, these changes and improvements all fall within the protetion scope of the claimed invention, and claimed scope of the invention is by appended Claims and its equivalent thereof.

Claims (10)

1. a kind of speaker net manufacture craft, it is characterised in that including:
Step 1:Blanking is carried out to metal blank, slab is obtained;
Step 2:Drawing is carried out to slab, the first semi-finished product are obtained;
Step 3:Rotation punching is carried out to the first semi-finished product, the second semi-finished product are obtained;
Step 4:Anodized is carried out to the second semi-finished product, finished product is obtained.
2. speaker net manufacture craft according to claim 1, it is characterised in that also include between the step 1 and step 2 Step 11:In the center of the slab positioning hole is formed through punching.
3. speaker net manufacture craft according to claim 2, it is characterised in that also include step between step 3 and step 4 31:Semishearing is carried out to the second semi-finished product.
4. speaker net manufacture craft according to claim 3, it is characterised in that also include step between step 31 and step 4 Rapid 32:The second semi-finished product are cut using numer centre.
5. speaker net manufacture craft according to claim 4, it is characterised in that also include step between step 32 and step 4 Rapid 33:Grinding process is carried out to the second semi-finished product, until second surface of semi-finished is smooth.
6. speaker net manufacture craft according to claim 5, it is characterised in that also include step between step 33 and step 4 Rapid 34:Second semi-finished product are carried out with blasting treatment, the specification of the sand body that blasting treatment is used is the mesh of 120 mesh~150.
7. speaker net manufacture craft according to claim 6, it is characterised in that also include step 5 after step 4:To into The top of product carries out dia-cutting, is processed into 0.3mm~0.8mm 45 ° of chamferings.
8. speaker net manufacture craft according to claim 7, it is characterised in that also include step 6 after the step 5: Radium-shine processing is carried out to the conductive region of the finished product.
9. the speaker net manufacture craft according to claim any one of 1-8, it is characterised in that the step 2 is specially:First Once drawing is carried out to slab, then carries out secondary deep-drawing, and drawing of the drawing coefficient more than first time drawing of second of drawing Coefficient.
10. the speaker net manufacture craft according to claim any one of 1-8, it is characterised in that the slab in the step 1 It is shaped as circle.
CN201710455993.5A 2017-06-16 2017-06-16 A kind of speaker net manufacture craft Active CN107309608B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN107309608B CN107309608B (en) 2019-11-22

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109227053A (en) * 2018-10-30 2019-01-18 东莞市三梯模具有限公司 It is a kind of for processing the novel processing technology of mesh mold insert

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147478B2 (en) * 1979-03-19 1986-10-20 Onkyo Kk
CN201625712U (en) * 2010-01-28 2010-11-10 上海炎坤模具有限公司 Die for trimming and piercing horn component with inclined plane more than 45 degrees and less than 55 degrees
CN104028981A (en) * 2014-06-25 2014-09-10 梧州恒声电子科技有限公司 Manufacturing process for ultralight loudspeaker frame
CN104038884A (en) * 2014-06-24 2014-09-10 梧州恒声电子科技有限公司 Speaker frame machining process performed by sequentially punching ear flowers and center hole
CN104084482A (en) * 2014-06-27 2014-10-08 梧州恒声电子科技有限公司 Loudspeaker basin frame processing method
CN104607884A (en) * 2015-02-13 2015-05-13 广东欧珀移动通信有限公司 Processing technique of cellphone shell with metal luster
CN204859469U (en) * 2015-08-06 2015-12-09 博罗柏全五金制品有限公司 Audio amplifier metal casing
CN105127285A (en) * 2015-07-02 2015-12-09 北京灵隆科技有限公司 Speaker mesh processing device and processing method
CN105234565A (en) * 2015-09-14 2016-01-13 维沃移动通信有限公司 Hole machining method for electronic equipment shell and electronic equipment
CN105307438A (en) * 2015-11-18 2016-02-03 广东欧珀移动通信有限公司 Electronic device shell, manufacturing method of electronic device shell and electronic device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147478B2 (en) * 1979-03-19 1986-10-20 Onkyo Kk
CN201625712U (en) * 2010-01-28 2010-11-10 上海炎坤模具有限公司 Die for trimming and piercing horn component with inclined plane more than 45 degrees and less than 55 degrees
CN104038884A (en) * 2014-06-24 2014-09-10 梧州恒声电子科技有限公司 Speaker frame machining process performed by sequentially punching ear flowers and center hole
CN104028981A (en) * 2014-06-25 2014-09-10 梧州恒声电子科技有限公司 Manufacturing process for ultralight loudspeaker frame
CN104084482A (en) * 2014-06-27 2014-10-08 梧州恒声电子科技有限公司 Loudspeaker basin frame processing method
CN104607884A (en) * 2015-02-13 2015-05-13 广东欧珀移动通信有限公司 Processing technique of cellphone shell with metal luster
CN105127285A (en) * 2015-07-02 2015-12-09 北京灵隆科技有限公司 Speaker mesh processing device and processing method
CN204859469U (en) * 2015-08-06 2015-12-09 博罗柏全五金制品有限公司 Audio amplifier metal casing
CN105234565A (en) * 2015-09-14 2016-01-13 维沃移动通信有限公司 Hole machining method for electronic equipment shell and electronic equipment
CN105307438A (en) * 2015-11-18 2016-02-03 广东欧珀移动通信有限公司 Electronic device shell, manufacturing method of electronic device shell and electronic device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109227053A (en) * 2018-10-30 2019-01-18 东莞市三梯模具有限公司 It is a kind of for processing the novel processing technology of mesh mold insert

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Denomination of invention: A manufacturing process of horn net

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Pledgee: Kunshan high tech Venture Financing Guarantee Co.,Ltd.

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