CN106535080B - For rousing paper and the integrally formed shaping mould group of speech coil framework and integral formation method - Google Patents
For rousing paper and the integrally formed shaping mould group of speech coil framework and integral formation method Download PDFInfo
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- CN106535080B CN106535080B CN201611065659.0A CN201611065659A CN106535080B CN 106535080 B CN106535080 B CN 106535080B CN 201611065659 A CN201611065659 A CN 201611065659A CN 106535080 B CN106535080 B CN 106535080B
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- coil framework
- lower die
- speech coil
- pot body
- paper
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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
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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
- 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)
- Making Paper Articles (AREA)
Abstract
The present invention relates to loudspeaker technical field of manufacturing process more particularly to a kind of bulging paper and speech coil framework integral forming process and shaping mould group, including the following steps: substrate is placed on the lower die A of combination die group first;Then driving mechanism A drives upper mold A to push towards the direction lower die A, hot-forming to substrate, forms the pot body and speech coil framework of drum paper, obtains semi-finished product;Above-mentioned steps are obtained into semi-finished product again and move to processing mould group, semi-finished product are placed on lower die B;Driving mechanism B drives upper mold B to push towards the direction lower die B again, hot-forming to semi-finished product, forms the outstanding side of drum paper, obtain finished product, while guaranteeing drum paper, the setting of speech coil framework concentric, drum paper and speech coil framework be will not fall off, so that manufactured tone quality of horn is more preferable, service life is more long.
Description
Technical field
The present invention relates to loudspeaker production method technical fields, more particularly, to rouse paper and speech coil framework it is integrally formed at
Pattern group and integral formation method.
Background technique
Playing wave (Damper) is one of most important element in loudspeaker or loadspeaker structure, and elastic telescopic degree and toughness are special
Property preferably plays wave, in addition to being capable of providing loudspeaker and the preferable output power of loudspeaker and acoustic characteristic and loudspeaker and loudspeaking
The basis of device producer quality control when manufacturing loudspeaker and loudspeaker, additionally it is possible to effectively extend the use longevity of loudspeaker and loudspeaker
Life.
The production method of conventional horn is will to play wave, speech coil framework, drum paper by glue to be bonded together, but of long duration
Afterwards, it is easy to fall off, causes loudspeaker can not normal use;In addition, man-made assembly is easy to happen offset, wave, speech coil framework, drum are played
Paper, voice coil are not concentric settings, influence the sound quality of loudspeaker.
Summary of the invention
The purpose of the present invention is to solve the shortcomings of the prior art providing a kind of bulging paper and speech coil framework integral formation method
With shaping mould group, drum paper and speech coil framework can be designed to be integrally formed by the present invention, guarantee drum paper, speech coil framework concentric
While setting, drum paper and speech coil framework be will not fall off, so that manufactured tone quality of horn is more preferable, service life is more long.
The present invention is achieved through the following technical solutions, a kind of for rousing paper and speech coil framework integral formation method
Shaping mould group, it is characterised in that: including the pot body and the integrally formed combination die group of speech coil framework for rousing paper, the combination die
Group include upper mold A, lower die A and driving upper mold A towards the driving mechanism A, the lower die A that the direction lower die A pushes include boss A, institute
The excircle for stating boss A is provided with pot body molding concave surface A, and pot body molding concave surface A and boss A concentric are arranged, it is described on
Mould A includes hollow circuit cylinder A, and the excircle of the hollow circuit cylinder A is provided with pot body molding convex surface A, pot body molding convex surface A with
The setting of hollow circuit cylinder A concentric, the shaping mould group further include that the processing mould group on side, the processing mould group packet are hanged for making bulging paper
Include upper mold B, lower die B and driving upper mold B towards the driving mechanism B, the lower die B that the direction lower die B pushes include for placing bulging paper
The concave surface B of pot body is provided with outstanding edge forming convex surface, the outstanding edge forming convex surface and concave surface B at the excircle of the concave surface B with circle
Heart setting;The upper mold B includes the convex surface B matched with concave surface B, and the excircle of the convex surface B is provided with outstanding edge forming concave surface,
The outstanding edge forming concave surface and convex surface B concentric are arranged.
Preferably, the center point of the concave surface B is provided with the boss B for being sheathed on inside speech coil framework, it is described convex
Platform B and concave surface B concentric are arranged.
Preferably, the center point of the convex surface B is provided with the hollow circuit cylinder B being sheathed on outside speech coil framework, it is described in
Hollow round column B is arranged concentrically with convex surface B.
Preferably, the lower end of the boss A is provided with elastic parts.
A kind of bulging paper and speech coil framework integral formation method, comprising the following steps: substrate step 1: is placed in combination die
On the lower die A of group;Step 2: driving mechanism A drives upper mold A to push towards the direction lower die A, hot-forming to substrate, forms drum paper
Pot body and speech coil framework, obtain semi-finished product, wherein 170 DEG C~200 DEG C of hot pressing temperature of pot body of drum paper, the time be 7s~
10s;210 DEG C~240 DEG C of the hot pressing temperature of speech coil framework, time are 7s~10s;Step 3: again by above-mentioned steps obtain half at
Product move to processing mould group, and semi-finished product are placed on lower die B;Step 4: driving mechanism B drives upper mold B towards under the direction lower die B
Pressure, it is hot-forming to semi-finished product, the outstanding side of drum paper is formed, finished product is obtained, 180 DEG C~210 DEG C of hot pressing temperature for rousing the outstanding side of paper, when
Between be 7s~10s.
Preferably, further including step 5: voice coil is made in the wound around coil on speech coil framework.
Preferably, the step 2 specifically includes following steps: a. upper mold A pushes substrate, the boss A of lower die A
It protrudes into the hollow circuit cylinder A of upper mold A, so that raising upward in the middle part of substrate, forms speech coil framework;B. the pot body molding of upper mold A
The substrate of speech coil framework outer circumference is pressed downward by convex surface A, and the pot body molding concave surface A cooperation with lower die A forms the pot of drum paper
Body.
Preferably, 180 DEG C of the hot pressing temperature of the pot body of the bulging paper, time 8.5s;The hot pressing temperature of speech coil framework
225, time 8.5s.
Preferably, the step 4 specifically includes following steps: semi-finished product are placed on lower die B by a., semi-finished product
The outer surface of pot body be bonded with the inner surface of the concave surface B of lower die B, the speech coil framework of semi-finished product is sheathed on the boss B's of lower die B
It is external;B. upper mold B is pushed, and the outer surface of the convex surface B of upper mold B is bonded with the inner surface of the pot body of semi-finished product, hangs edge forming convex surface
Cooperate with outstanding edge forming concave surface, the outer circumference hot pressing to the pot body of semi-finished product forms the outstanding side of drum paper.
Preferably, 190 DEG C of the hot pressing temperature on the outstanding side of the bulging paper, time 8.5s.
Beneficial effects of the present invention: substrate is placed on the lower die A of combination die group first;Then driving mechanism A drives
Upper mold A is pushed towards the direction lower die A, hot-forming to substrate, is formed the pot body and speech coil framework of drum paper, is obtained semi-finished product, wherein drum
170 DEG C~200 DEG C of the hot pressing temperature of the pot body of paper, time are 7s~10s;210 DEG C~240 DEG C of the hot pressing temperature of speech coil framework,
Time is 7s~10s;Above-mentioned steps are obtained into semi-finished product again and move to processing mould group, semi-finished product are placed on lower die B;It drives again
Mechanism B drives upper mold B to push towards the direction lower die B, hot-forming to semi-finished product, forms the outstanding side of drum paper, obtains finished product, rouses the outstanding of paper
180 DEG C~210 DEG C of the hot pressing temperature on side, time are 7s~10s, while guaranteeing drum paper, the setting of speech coil framework concentric, drum paper
It will not fall off with speech coil framework, so that manufactured tone quality of horn is more preferable, service life is more long.
Detailed description of the invention
Fig. 1 is the schematic perspective view of combination die group of the present invention.
Fig. 2 is the top view of combination die group lower die A of the present invention.
Fig. 3 is the top view of combination die group upper mold A of the present invention.
Fig. 4 is the schematic perspective view of processing mould group of the present invention.
Fig. 5 is the top view of processing mould group lower die B of the present invention.
Fig. 6 is the top view of processing mould group upper mold B of the present invention.
Fig. 7 is the structural schematic diagram of present invention drum paper and speech coil framework.
Specific embodiment
With reference to the accompanying drawing 1 to Fig. 7 and specific embodiment the present invention is described further.
As shown in Figures 1 to 6, a kind of for rousing the shaping mould group of paper and speech coil framework integral formation method, including be used for
Drum paper pot body 11 and the integrally formed combination die group of speech coil framework 12, the combination die group include upper mold A21, lower die A22 and
Drive upper mold A21 towards the driving mechanism A, the lower die A22 that the direction lower die A22 pushes include boss A221, the boss A221
Excircle be provided with pot body molding concave surface A222, pot body molding concave surface A222 and boss A221 concentric are arranged, described
Upper mold A21 includes hollow circuit cylinder A211, and the excircle of the hollow circuit cylinder A211 is provided with pot body molding convex surface A212, the pot
Body formed convex surface A212 and hollow circuit cylinder A211 concentric are arranged, which further includes hanging adding for side 13 for making bulging paper
Work mould group, the processing mould group include the driving machine that upper mold B31, lower die B32 and driving upper mold B31 are pushed towards the direction lower die B32
Structure B, the lower die B32 include the concave surface B321 for placing bulging paper pot body, are provided at the excircle of the concave surface B321 outstanding
Edge forming convex surface 322, the outstanding edge forming convex surface 322 are arranged with concave surface B321 concentric;The upper mold B31 includes and concave surface
B321 matched convex surface B311, the excircle of the convex surface B311 are provided with outstanding edge forming concave surface 312, and the outstanding edge forming is recessed
Face 312 and convex surface B311 concentric are arranged.
Substrate is placed on the lower die A22 of combination die group by the present embodiment first, and driving mechanism A drives upper mold A21 downward
The direction mould A22 pushes, and upper mold A21 is equipped with the heating device A for hot pressing, and the boss A221 of lower die A22 is protruded into upper mold A21
In hollow round column A211, so that raising upward in the middle part of substrate, speech coil framework 12 is formed, the pot body of upper mold A21 forms convex surface A211
The substrate of 12 outer circumference of speech coil framework is pressed downward, the pot body molding concave surface A221 cooperation with lower die A22 forms drum paper
Pot body 11;Above-mentioned steps are obtained into semi-finished product again and move to processing mould group, semi-finished product are placed on lower die B32, driving mechanism B drives
Dynamic upper mold B31 is equipped with the heating device B for hot pressing towards the pushing of the direction lower die B32, upper mold B31, hangs edge forming convex surface 322 and hangs
The cooperation of edge forming recessed 312 face, the outer circumference hot pressing to the pot body 11 of semi-finished product form the outstanding side 13 of drum paper, will drum paper and
Speech coil framework 12 is designed to be integrally formed, while guaranteeing drum paper, the setting of 12 concentric of speech coil framework, drum paper and speech coil framework
12 will not fall off, so that manufactured tone quality of horn is more preferable, service life is more long.
In the present embodiment, the center point of the concave surface B321 is provided with the boss for being sheathed on inside speech coil framework 12
B323, the boss B323 and concave surface B321 concentric are arranged, and semi-finished product are placed on lower die B32, the pot body 11 of semi-finished product
Outer surface is bonded with the inner surface of the concave surface B321 of lower die B32, and the speech coil framework 12 of semi-finished product is sheathed on the boss of lower die B32
The outside of B323.
In the present embodiment, the center point of the convex surface B311 is provided with the hollow circuit cylinder being sheathed on outside speech coil framework 12
B313, the hollow circuit cylinder B313 and convex surface B311 are arranged concentrically, the pot body 11 of the outer surface and semi-finished product of convex surface B311 it is interior
Surface fitting enables outstanding edge forming convex surface 322 to cooperate with recessed 312 face of outstanding edge forming, to the outer circle of the pot body 11 of semi-finished product
Circumferential portion hot pressing, forms the outstanding side 13 of drum paper, and the speech coil framework 12 of semi-finished product is sheathed on the inside of hollow circuit cylinder B313.
In the present embodiment, the lower end of the boss A221 is provided with elastic parts, in upper mold A21 and lower die A22 to substrate
During hot-forming, the boss A221 of lower die A22 is protruded into the hollow circuit cylinder A211 of upper mold A21 so that the middle part of substrate to
Upper protrusion, forms speech coil framework 12, and the elastic parts of the lower end boss A221 forms a buffering, prevents boss A221 to substrate
Pressure is excessive, prevents substrate lug boss from tearing with material main body, causes substrate damage.
A kind of bulging paper and speech coil framework integral formation method, comprising the following steps: substrate step 1: is placed in combination die
On the lower die A22 of group;Step 2: driving mechanism A drives upper mold A21 to push towards the direction lower die A22, shape hot-forming to substrate
At the pot body 11 and speech coil framework 12 of drum paper, semi-finished product are obtained, wherein 170 DEG C~200 DEG C of hot pressing temperature of the pot body 11 of drum paper,
Time is 7s~10s;210 DEG C~240 DEG C of the hot pressing temperature of speech coil framework 12, time are 7s~10s;Step 3: again will be above-mentioned
Step obtains semi-finished product and moves to processing mould group, and semi-finished product are placed on lower die B32;Step 4: driving mechanism B drives upper mold
B31 is pushed towards the direction lower die B32, hot-forming to semi-finished product, forms the outstanding side 13 of drum paper, obtains finished product, the outstanding side 13 of drum paper
180 DEG C~210 DEG C of hot pressing temperature, the time is 7s~10s.
Further include the wound around coil on speech coil framework 12, voice coil is made.
Specifically substrate is placed on the lower die A22 of combination die group first, driving mechanism A drives upper mold A21 towards lower die
The direction A22 pushes, and the boss A221 of lower die A22 is protruded into the hollow circuit cylinder A211 of upper mold A21, so that the middle part of substrate is upward convex
It rises, forms speech coil framework 12, the pot body molding convex surface A211 of upper mold A21 is downward by the substrate of 12 outer circumference of speech coil framework
Pressure, the pot body molding concave surface A221 cooperation with lower die A22, forms the pot body 11 of drum paper;Above-mentioned steps semi-finished product are obtained again to move
To processing mould group, semi-finished product are placed on lower die B32, driving mechanism B drives upper mold B31 to push towards the direction lower die B32, hangs side
It forms convex surface 322 and recessed 312 face of outstanding edge forming to cooperate, the outer circumference hot pressing to the pot body 11 of semi-finished product forms drum paper
Outstanding side 13, drum paper and speech coil framework 12 are designed to be integrally formed, and are guaranteeing that it is same that drum paper, 12 concentric of speech coil framework are arranged
When, drum paper and speech coil framework 12 will not fall off, so that manufactured tone quality of horn is more preferable, service life is more long.
It is obtained by test of many times, 180 DEG C of the hot pressing temperature of the pot body 11 of the bulging paper, time 8.5s;Speech coil framework
12 hot pressing temperature 225, time 8.5s;190 DEG C of the hot pressing temperature on the outstanding side 13 of the bulging paper, time 8.5s.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to the present invention
Limitation.
Claims (10)
1. one kind is for rousing paper and the integrally formed shaping mould group of speech coil framework, it is characterised in that: including the pot body for rousing paper
(11) with speech coil framework (12) integrally formed combination die group, the combination die group includes upper mold A (21), lower die A (22) and drive
The driving mechanism A that dynamic upper mold A (21) are pushed towards (22) direction lower die A, the lower die A (22) includes (221) boss A, described convex
The excircle of platform A (221) is provided with pot body molding concave surface A (222), and pot body molding concave surface A (222) and boss A (221) is same
Center of circle setting, the upper mold A (21) includes (211) hollow circuit cylinder A, and the excircle of the hollow circuit cylinder A (211) is provided with pot body
It forms convex surface A (212), pot body molding convex surface A (212) and hollow circuit cylinder A (211) concentric are arranged, and the shaping mould group is also
Processing mould group including hanging side (13) for making bulging paper, the processing mould group include upper mold B (31), lower die B (32) and driving
The driving mechanism B that upper mold B (31) is pushed towards (32) direction lower die B, the lower die B (32) includes for placing the recessed of bulging paper pot body
Face B (321) is provided with outstanding edge forming convex surface (322), the outstanding edge forming convex surface at the excircle of the concave surface B (321)
(322) it is arranged with concave surface B (321) concentric;The upper mold B (31) includes the convex surface B (311) matched with concave surface B (321),
The excircle of the convex surface B (311) is provided with outstanding edge forming concave surface (312), the outstanding edge forming concave surface (312) and convex surface B
(311) concentric is arranged.
2. according to claim 1 a kind of for rousing paper and the integrally formed shaping mould group of speech coil framework, it is characterised in that:
The center point of the concave surface B (321) is provided with for being sheathed on speech coil framework (12) internal boss B (323), the boss B
(323) it is arranged with concave surface B (321) concentric.
3. according to claim 1 a kind of for rousing paper and the integrally formed shaping mould group of speech coil framework, it is characterised in that:
The center point of the convex surface B (311), which is provided with, is sheathed on the external hollow circuit cylinder B (313) of speech coil framework (12), the hollow circle
Column B (313) and convex surface B (311) is arranged concentrically.
4. according to claim 1 a kind of for rousing paper and the integrally formed shaping mould group of speech coil framework, it is characterised in that:
The lower end of the boss A (221) is provided with elastic parts.
5. a kind of integrated molding for making drum paper and speech coil framework using shaping mould group described in any one of Claims 1-4
Method, it is characterised in that: the following steps are included:
Step 1: substrate is placed on the lower die A (22) of combination die group;
Step 2: driving mechanism A drives upper mold A (21) to push towards (22) direction lower die A, hot-forming to substrate, forms drum paper
Pot body (11) and speech coil framework (12), obtain semi-finished product, wherein 170 DEG C~200 DEG C of hot pressing temperature of pot body (11) of drum paper,
Time is 7s~10s;210 DEG C~240 DEG C of the hot pressing temperature of speech coil framework (12), time are 7s~10s;
Step 3: obtaining semi-finished product for above-mentioned steps again and move to processing mould group, and semi-finished product are placed on lower die B (32);
Step 4: driving mechanism B drives upper mold B (31) to push towards (32) direction lower die B, hot-forming to semi-finished product, forms drum
The outstanding side (13) of paper obtains finished product, and 180 DEG C~210 DEG C of hot pressing temperature of the outstanding side (13) of drum paper, the time is 7s~10s.
6. integral formation method according to claim 5, it is characterised in that: further include step 5: in speech coil framework (12)
Upper wound around coil, is made voice coil.
7. integral formation method according to claim 5, it is characterised in that: the step 2 specifically includes following step
It is rapid:
A. upper mold A (21) pushes substrate, and the boss A (221) of lower die A (22) is protruded into the hollow circuit cylinder A (211) of upper mold A (21),
So that raising upward in the middle part of substrate, formed speech coil framework (12);
B. the substrate of speech coil framework (12) outer circumference is pressed downward by pot body molding convex surface A (211) of upper mold A (21), under
Pot body molding concave surface A (221) cooperation of mould A (22), forms the pot body (11) of drum paper.
8. integral formation method according to claim 5, it is characterised in that: the hot pressing temperature of the pot body (11) of the bulging paper
180 DEG C, time 8.5s;225 DEG C of the hot pressing temperature of speech coil framework (12), time 8.5s.
9. integral formation method according to claim 5, it is characterised in that: the step 4 specifically includes following step
It is rapid:
A. semi-finished product are placed on lower die B (32), the outer surface of the pot body (11) of semi-finished product and the concave surface B (321) of lower die B (32)
Inner surface fitting, the speech coil framework (12) of semi-finished product is sheathed on the outside of the boss B (323) of lower die B (32);
B. upper mold B (31) is pushed, the inner surface patch of the pot body (11) of the outer surface and semi-finished product of the convex surface B (311) of upper mold B (31)
It closes, hangs edge forming convex surface (322) and recessed (312) face of outstanding edge forming cooperates, to the outer circumference heat of the pot body (11) of semi-finished product
Pressure forms the outstanding side (13) of drum paper.
10. integral formation method according to claim 5, it is characterised in that: the hot pressing temperature on the outstanding side (13) of the bulging paper
190 DEG C of degree, time 8.5s.
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CN201611065659.0A CN106535080B (en) | 2016-11-28 | 2016-11-28 | For rousing paper and the integrally formed shaping mould group of speech coil framework and integral formation method |
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CN201611065659.0A CN106535080B (en) | 2016-11-28 | 2016-11-28 | For rousing paper and the integrally formed shaping mould group of speech coil framework and integral formation method |
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CN106535080B true CN106535080B (en) | 2019-04-26 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5997298A (en) * | 1982-11-27 | 1984-06-05 | Sanyo Electric Co Ltd | Manufacture of diaphram for speaker |
JPH07284189A (en) * | 1994-04-05 | 1995-10-27 | Matsushita Electric Ind Co Ltd | Molding die of diaphragm for speaker |
CN102088656A (en) * | 2010-01-29 | 2011-06-08 | 江苏东禾电声配件有限公司 | Press-forming mould of loudspeaker elastic wave |
CN202889614U (en) * | 2012-10-30 | 2013-04-17 | 深圳天珑无线科技有限公司 | Voice coil and voice diaphragm integrated structure, loudspeaker as well as mobile terminal |
CN103826186A (en) * | 2014-01-27 | 2014-05-28 | 东莞泉声电子有限公司 | Voice coil diaphragm integrated structure and manufacturing method thereof |
-
2016
- 2016-11-28 CN CN201611065659.0A patent/CN106535080B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5997298A (en) * | 1982-11-27 | 1984-06-05 | Sanyo Electric Co Ltd | Manufacture of diaphram for speaker |
JPH07284189A (en) * | 1994-04-05 | 1995-10-27 | Matsushita Electric Ind Co Ltd | Molding die of diaphragm for speaker |
CN102088656A (en) * | 2010-01-29 | 2011-06-08 | 江苏东禾电声配件有限公司 | Press-forming mould of loudspeaker elastic wave |
CN202889614U (en) * | 2012-10-30 | 2013-04-17 | 深圳天珑无线科技有限公司 | Voice coil and voice diaphragm integrated structure, loudspeaker as well as mobile terminal |
CN103826186A (en) * | 2014-01-27 | 2014-05-28 | 东莞泉声电子有限公司 | Voice coil diaphragm integrated structure and manufacturing method thereof |
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