CN104053097B - A kind of improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet - Google Patents
A kind of improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet Download PDFInfo
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- CN104053097B CN104053097B CN201410290806.9A CN201410290806A CN104053097B CN 104053097 B CN104053097 B CN 104053097B CN 201410290806 A CN201410290806 A CN 201410290806A CN 104053097 B CN104053097 B CN 104053097B
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- millimeters
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- steel sheet
- carbon steel
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Abstract
The invention discloses a kind of improved speaker frame manufactured using ultra-thin coiled strip, including frame body, described frame body is bowl-shape, the described bowl-shape frame body from bottom to top gradual increased first order step of diameter, second level step and third level step are formed, the center of the bottom of described first order step is provided with a mesopore, some rivet holes are uniformly provided with around described mesopore, two ear flowers and two single flowers are arranged with the inclined plane of described second level step, damping trough is provided between described ear flower and single flower, the bottom of described damping trough and side wall are provided with several shock relieve vents.The present invention is intended to provide a kind of raw material for ultra-thin cold rolled carbon steel sheet, be advantageous to reduce vibration using ultra-thin coiled strip manufacture speaker frame.
Description
Technical field
It is particularly a kind of improved using the manufacture of ultra-thin cold rolled carbon steel sheet the present invention relates to a kind of stereo set field
Speaker frame.
Background technology
Loudspeaker is a kind of energy transducer for electric signal being changed into acoustical signal, the shadow of the performance quality of loudspeaker to tonequality
Sound is very big.Loudspeaker is a most weak device in stereo set, and for acoustics, it is one most heavy again
The part wanted.The species of loudspeaker is various, and price differs greatly.Audio electric energy is made by electromagnetism, piezoelectricity or electrostatic effect
Its cone or diaphragm vibration simultaneously produce resonance (sympathetic response) with the air of surrounding and send sound.
The construction of loudspeaker generally comprise support, magnet, frame, determine core branch piece, taper cone etc. composition, wherein, frame
Typically using steel or aluminium making, it requires to be firm, does not produce the requirement such as resonance, existing rank with the sound of stereo set
Section, the accurate of frame can not be also realized being directed to ultra-thin cold rolled carbon steel sheet by the method for a punching press or casting
Sizing, while how to overcome the influence of cone and loudspeaker box vibrations to frame, reduce the vibrations of frame in itself, be always to need
Solves the problem.
The content of the invention
It is an object of the invention to provide suitable for raw material for ultra-thin cold rolled carbon steel sheet, be advantageous to reduce vibration
The speaker frame manufactured using ultra-thin coiled strip.
Technical scheme provided by the invention is：A kind of improved loud speaker manufactured using ultra-thin cold rolled carbon steel sheet
Frame, including frame body, described frame body are bowl-shape, and described bowl-shape frame body is gradually increased by from bottom to top diameter
First order step, second level step and the third level step added is formed, and the center of the bottom of described first order step is provided with one
Individual mesopore, some rivet holes are uniformly provided with around described mesopore, are arranged with the inclined plane of described second level step
Two ear flowers and two single flowers, damping trough is provided between described ear flower and single flower, the bottom of described damping trough and side wall are set
There are several shock relieve vents.
In the above-mentioned improved speaker frame using the manufacture of ultra-thin cold rolled carbon steel sheet, the width of described damping trough
Spend for 5.5 millimeters, be highly 4.5 millimeters, length is 15 millimeters, a diameter of 1.0 millimeters of described shock relieve vent.
In the above-mentioned improved speaker frame using the manufacture of ultra-thin cold rolled carbon steel sheet, described shock relieve vent has 15
It is individual, it is evenly distributed on the bottom and two side walls of described damping trough.
In the above-mentioned improved speaker frame using the manufacture of ultra-thin cold rolled carbon steel sheet, the middle part of described ear flower
Provided with earhole, described earhole is square.
In the above-mentioned improved speaker frame using the manufacture of ultra-thin cold rolled carbon steel sheet, described rivet hole includes
Interior rivet hole and outer rivet hole, the quantity of described interior rivet hole is 4, and the quantity of described outer rivet hole is 4, described
Interior rivet hole is distributed in the periphery of described mesopore, and described outer rivet hole is distributed in the periphery of interior rivet hole.
In the above-mentioned improved speaker frame using the manufacture of ultra-thin cold rolled carbon steel sheet, the diameter of described mesopore
For 32 ± 0.3 millimeters, a diameter of 4.2 millimeters of described interior rivet hole, a diameter of 5.5 millimeters of described outer rivet hole, institute
Distance of the interior rivet hole stated apart from the center of circle of described mesopore is 21 ± 0.1 millimeters, and described outer rivet hole is apart from described
The distance in the center of circle of mesopore is 29 ± 0.1 millimeters.
In the above-mentioned improved speaker frame using the manufacture of ultra-thin cold rolled carbon steel sheet, described first order step
Height be 10 ± 0.2 millimeters；The height of described second level step is 23.5 ± 0.2 millimeters；Described third level step
Highly it is 8.8 ± 0.2 millimeters.
In the above-mentioned improved speaker frame using the manufacture of ultra-thin cold rolled carbon steel sheet, described speaker frame
Spraying inside and outside has black grit powder.
The present invention prepares speaker frame using ultra-thin cold rolled carbon steel sheet, and its thickness only has 0.5 millimeter, and the present invention adopts
Coordinate ear flower and single flower to absorb vibration with damping trough and the shock relieve vent being arranged in damping trough, reduce the vibration effect of frame
Rate, shooting test is carried out to other feature identical frame for not setting provided with damping trough and damping trough by using high-speed motion picture camera
After find, the frame provided with damping trough can reduce amplitude up to 25%, and after 15 shock relieve vents are increased, amplitude decreasing value can reach
To 37%, Oscillation Amplitude is reduced, improves the expressive ability of sound.
Brief description of the drawings
Fig. 1 is the top view of the specific embodiment 1 of the present invention；
Fig. 2 is the A-A sectional views of the specific embodiment 1 of the present invention.
Embodiment
With reference to embodiment, technical scheme is described in further detail, but not formed pair
Any restrictions of the present invention.
Embodiment 1
As depicted in figs. 1 and 2, a kind of improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet, including basin
Frame body, described frame body are bowl-shape, described bowl-shape frame body by from bottom to top diameter gradual increased first
Level step 1, second level step 2 and third level step 3 are formed, and the center of the bottom of described first order step 1 is provided with one
Hole 5, some rivet holes are uniformly provided with around described mesopore 5, two are arranged with the inclined plane of described second level step 2
Individual ear spends 8 and two single flowers 10, and described ear is spent and damping trough 4 is provided between 8 and single flower 10, the bottom of described damping trough 4 and
Side wall is provided with several shock relieve vents 13.Wherein, the width of described damping trough 4 is 5.5 millimeters, is highly 4.5 millimeters, length is
15 millimeters, a diameter of 1.0 millimeters of described shock relieve vent 13, described shock relieve vent 13 has 15, is evenly distributed on described subtract
On the bottom and two side walls for shaking groove 4, described ear spends 8 middle part to be provided with earhole 9, and described earhole 9 is square, described
Rivet hole includes interior rivet hole 6 and outer rivet hole 7, and the quantity of described interior rivet hole 6 is 4, the number of described outer rivet hole 7
Measure as 4, described interior rivet hole 6 is distributed in the periphery of described mesopore 5, and described outer rivet hole 7 is distributed in interior rivet hole
6 periphery, it is a diameter of 32 ± 0.3 millimeters of described mesopore 5, a diameter of 4.2 millimeters of described interior rivet hole 6, described
A diameter of 5.5 millimeters of outer rivet hole 7, distance of the described interior rivet hole 6 apart from the center of circle of described mesopore 5 is 21 ± 0.1
Millimeter, distance of the described outer rivet hole 7 apart from the center of circle of described mesopore 5 is 29 ± 0.1 millimeters, described first order step
1 height is 10 ± 0.2 millimeters；The height of described second level step 2 is 23.5 ± 0.2 millimeters；Described third level step 3
Height be 8.8 ± 0.2 millimeters, described speaker frame spraying inside and outside has black grit powder.Described third level step 3
The outside of upper surface be provided with frame 12, the upper surface of described third level step 3 is uniformly provided with 4 mounting holes 11.
Manufacture it is above-mentioned it is improved manufactured using ultra-thin cold rolled carbon steel sheet speaker frame when, using following work
Skill：
Step 1:Blanking, in thickness it is 0.5 millimeter by blanking die, width is that punching goes out one on 215 millimeters of coiled strip
A diameter of 210 millimeters of circle raw material；
Step 2：Positioning hole is rushed, a diameter of 16 milli is gone out at the center of described circular embryo material by rushing positioning casement
The positioning hole of rice；
Step 3：Damping trough is rushed, by eating up part of position punching of the shake channel mould in 88 millimeters of the center of circle apart from described positioning hole
The damping trough 4 that 4 radians are 13 °；
Step 4：Stretching, by stretching die by the circle raw material that punching has damping trough 4 stretched to obtain bowl-shape half into
Product, the three-level step that described bowl-shape semi-finished product are gradually increased by from bottom to top diameter are formed, and described three-level step includes
Highly be 10 ± 0.2 millimeters of first order step 1, be highly 23.5 ± 0.2 millimeters of second level step 2, be highly 8.8 ±
0.2 millimeter of third level step 3；Wherein, a diameter of 83 millimeters of the bottom surface of described first order step 1, first order step 1
The internal diameter of upper surface is 96.5 millimeters, and the external diameter of the upper surface of first order step 1 is 111.5 millimeters, the upper surface of second level step 2
A diameter of 141 millimeters；
Step 5：Trimming, the upper surface of described third level step 3 is cut into as 168.6 ± 0.3 by external diameter by edger
The annulus of millimeter；
Step 6：Punching, by perforating die described first order step 1 one mesopore of bottom surface punching, 5,4 interior riveteds
Hole 6 and 4 outer rivet holes 7, a diameter of 32 ± 0.3 millimeters of described mesopore 5, a diameter of the 4.2 of described interior rivet hole 6
Millimeter, a diameter of 5.5 millimeters of described outer rivet hole 7, described interior rivet hole 6 apart from the center of circle of described mesopore 5 away from
From for 21 ± 0.1 millimeters, distance of the described outer rivet hole 7 apart from the center of circle of described mesopore 5 is 29 ± 0.1 millimeters；
Step 7：Ear flower is rushed, mould two ears of symmetrical punching in the inclined plane of described second level step 2 are spent by rushing ear
8 are spent, each described ear spends 8 middle part punching to have an earhole 9, and described earhole 9 is the pros that the length of side is 3.8 millimeters
Shape；
Step 8：Single flower is rushed, by rushing earhole mould symmetrical two single flowers 10 of punching between two described ears spend 8；
Step 9：Flange rushes mounting hole, by flange mold in four peaces of the uniform punching in the upper surface of the third level step 3
Hole 11 is filled, and flange is carried out to the upper surface of described third level step 3, the upper surface of described third level step 3 after flange
To be connected with a height be 1.8 ± 0.2 millimeters of frame 12 in outside, the opening upwards of described frame 12, after flange, the 3rd
The diameter of the upper surface of level step 3 is reduced into 165 ± 0.3 millimeters；A diameter of 5.5 millimeters of described mounting hole 11, it is described
Distance of the mounting hole 11 apart from the center of the upper surface of described third level step 3 is 78.25 ± 0.05 millimeters.
Step 10:Shock relieve vent is rushed, by rushing 5 shock relieve vents of bottom punching of bottom surface damping casement in described damping trough
13,5 shock relieve vents 13 of punching, a diameter of 1 milli of shock relieve vent 13 are then distinguished in the side of both sides by rushing side damping casement
Rice.
Step 11：Surface treatment step, described surface treatment step are raised one's voice for what is obtained after the completion of the step 10
The grit powder of the spraying inside and outside black of device frame.
Step 12：Packaging step, described packaging step are raised one's voice for what is obtained after the completion of described surface treatment step
Wrap up 3 layers of environment protecting paper in the outer surface of device frame.
In the present embodiment, described blanking die is arranged on 40T punch presses；The described positioning casement that rushes rushes installed in 16T
On bed；Shake channel mould is eaten up part of to be arranged on 20T punch presses；Described stretching die is arranged on 80T punch presses；Described edger is arranged on
On 40T punch presses；Described perforating die is arranged on 40T punch presses；The described ear flower mould that rushes is arranged on 25T punch presses；Described rushes
Single flower mould is arranged on 25T punch presses；Described flange mold is arranged on 80T punch presses, and the described bottom surface damping casement that rushes is arranged on
On 10T punch presses；Described rushes side damping casement on 10T punch presses.
Above-mentioned blanking die, punching positioning casement, shake channel mould, stretching die are eaten up part of, edger, perforating die, ear flower mould is rushed, rushes ear
Casement, single flower mould, flange mold are rushed, rushes bottom surface damping casement, side damping casement is rushed and is arranged on a production line, using sliding block
Or mechanical arm progressively transports raw material to subsequent processing from a upper process, process is simple, and quickly, punching is accurate, chi
Very little control is accurate.
Above-described is only presently preferred embodiments of the present invention, all timess made in the range of the spirit and principles in the present invention
What modifications, equivalent substitutions and improvements etc., should be included in the scope of the protection.
Claims (8)
1. a kind of improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet, including frame body, it is characterised in that
Described frame body is bowl-shape, described bowl-shape frame body from bottom to top diameter gradually increased first order step, the
Two stage steps and third level step are formed, and the center of the bottom of described first order step is provided with a mesopore, described mesopore
Around be uniformly provided with some rivet holes, two ears flower and two lists are arranged with the inclined plane of described second level step
Flower, damping trough is provided between described ear flower and single flower, the bottom of described damping trough and side wall are provided with several shock relieve vents；Institute
The thickness for stating frame body is 0.5 millimeter.
2. the improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet according to claim 1, its feature are existed
In the width of described damping trough is 5.5 millimeters, is highly 4.5 millimeters, and length is 15 millimeters, the diameter of described shock relieve vent
For 1.0 millimeters.
3. the improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet according to claim 1, its feature are existed
In described shock relieve vent has 15, is evenly distributed on the bottom and two side walls of described damping trough.
4. the improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet according to claim 1, its feature are existed
In the middle part of described ear flower is provided with earhole, and described earhole is square.
5. the improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet according to claim 1, its feature are existed
In described rivet hole includes interior rivet hole and outer rivet hole, and the quantity of described interior rivet hole is 4, described outer riveted
The quantity in hole is 4, and described interior rivet hole is distributed in the periphery of described mesopore, and described outer rivet hole is distributed in interior riveted
The periphery in hole.
6. the improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet according to claim 5, its feature are existed
In, a diameter of 32 ± 0.3 millimeters of described mesopore, a diameter of 4.2 millimeters of described interior rivet hole, described outer rivet hole
A diameter of 5.5 millimeters, described interior rivet hole apart from the center of circle of described mesopore distance be 21 ± 0.1 millimeters, it is described
Distance of the outer rivet hole apart from the center of circle of described mesopore is 29 ± 0.1 millimeters.
7. the improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet according to claim 1, its feature are existed
In the height of described first order step is 10 ± 0.2 millimeters；The height of described second level step is 23.5 ± 0.2 millimeters；
The height of described third level step is 8.8 ± 0.2 millimeters.
8. the improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet according to claim 1~7 is any, its
It is characterised by, described speaker frame spraying inside and outside has black grit powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410290806.9A CN104053097B (en) | 2014-06-25 | 2014-06-25 | A kind of improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410290806.9A CN104053097B (en) | 2014-06-25 | 2014-06-25 | A kind of improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104053097A CN104053097A (en) | 2014-09-17 |
| CN104053097B true CN104053097B (en) | 2017-12-22 |
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ID=51505376
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410290806.9A Expired - Fee Related CN104053097B (en) | 2014-06-25 | 2014-06-25 | A kind of improved speaker frame manufactured using ultra-thin cold rolled carbon steel sheet |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948910A (en) * | 2017-12-21 | 2018-04-20 | 重庆金鑫科技产业发展有限公司 | A kind of Novel microphone installation panel |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008005119A (en) * | 2006-06-21 | 2008-01-10 | Pioneer Electronic Corp | Speaker system |
| CN301263223S (en) * | 2009-06-09 | 2010-06-16 | 廖亦良 | Horn frame (sr3012) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2405390Y (en) * | 1999-11-27 | 2000-11-08 | 林和鼎 | Ultra-thin type loud-speaker |
| CN2490781Y (en) * | 2001-05-22 | 2002-05-08 | 林和鼎 | Miniature ultrathin broadband loudspeaker |
| JP4234932B2 (en) * | 2002-02-13 | 2009-03-04 | 新日本製鐵株式会社 | Steel plate for containers having excellent formability and weld properties and method for producing the same |
| CN101867857A (en) * | 2010-06-24 | 2010-10-20 | 无锡杰夫电声有限公司 | Thin type speaker magnetic circuit |
-
2014
- 2014-06-25 CN CN201410290806.9A patent/CN104053097B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008005119A (en) * | 2006-06-21 | 2008-01-10 | Pioneer Electronic Corp | Speaker system |
| CN301263223S (en) * | 2009-06-09 | 2010-06-16 | 廖亦良 | Horn frame (sr3012) |
Non-Patent Citations (1)
| Title |
|---|
| 扬声器盆架拉深模设计与调试;林若森;《模具工业》;20081231;第34卷(第1期);第31-33页 * |
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| CN104053097A (en) | 2014-09-17 |
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Granted publication date: 20171222 Termination date: 20180625 |