CN103179497A - Raw material used for sound equipment vibrating plate and preparation method thereof - Google Patents
Raw material used for sound equipment vibrating plate and preparation method thereof Download PDFInfo
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- CN103179497A CN103179497A CN2013100395641A CN201310039564A CN103179497A CN 103179497 A CN103179497 A CN 103179497A CN 2013100395641 A CN2013100395641 A CN 2013100395641A CN 201310039564 A CN201310039564 A CN 201310039564A CN 103179497 A CN103179497 A CN 103179497A
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- thermoplastic polyurethane
- film
- lamination
- polymeric membrane
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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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
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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)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Multimedia (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Laminated Bodies (AREA)
Abstract
The present invention relates to a raw material which is formed by laminated polymeric membrane and thermoplastic polyurethane and is used for a sound equipment vibrating plate and a preparation method thereof, and especially relates to a device and a method for preparing the raw material for the vibrating plate used for a loudspeaker installed at an intelligent mobile device. The present invention relates to a raw material which is formed by laminated polymeric membrane and thermoplastic polyurethane and is used for a sound equipment vibrating plate and a preparation method thereof, wherein in order to raise acoustic characteristic of the loudspeaker, the existing polymeric membrane is bonded to the thermoplastic polyurethane having good elasticity and softness in a hot laminated way to form the raw material, and compared with the raw material formed by only the polymeric membrane, the raw material of the present invention can raise acoustic quality of a low-frequency band and a high-frequency band. The present invention can obtain an improved effect for the acoustic characteristic that can not be represented by the loudspeaker which only uses the existing polymeric membrane as the raw material of the vibrating plate. Compared with the existing production mode for forming the loudspeaker by vertically placing the polymeric membrane and the thermoplastic polyurethane, the production rate and the reject ratio can be improved.
Description
Technical field
the present invention relates to stereo set oscillating plate raw material and preparation method thereof of a kind of lamination polymeric membrane and thermoplastic polyurethane, in more detail, relate to preparation and be applicable to be installed on mobile phone, the raw-material device and method of the diaphragm for speaker of the intelligent mobile device such as panel computer etc., relate to as for the acoustic characteristic that improves loud speaker in the heat lamination mode with existing polyethers ether copper (PEEK, PolyEetherEtherKeton), PEN (PEN, PolyethleneNaphthalate), Polyetherimide (PEI, PolyEtherimide), polyimides (PI, Polyimide), poly-aryl acid esters (PAR, Polyarylate), Merlon (PC, Polycarbonate) etc. polymeric membrane with have good elasticity and soft thermoplastic polyurethane (TPU, ThermoPolyUrethane) raw material that are bonded and be used for providing the raw-material lamination polymeric membrane of comparing the tonequality that can improve low-frequency band and high frequency band with the situation of only using existing polymeric membrane and the stereo set oscillating plate of thermoplastic polyurethane with raw material and preparation method thereof.
Background technology
Nowadays, along with high-endization, multifunction, the miniaturization of the mobile devices such as smart mobile phone, panel computer, require to improve the tonequality of stereo set.
Therefore, in order to tackle the multifunction of stereo set, just be devoted to improve from many aspects tonequality.
Wherein, need to be to developing with the raw material that acoustic feature has an important related oscillating plate.
Although thermal endurance and chemical resistance are outstanding, due to elastic modulus difference, thereby there is the especially shortcoming of the lower tone of low-frequency band in the existing polymeric membrane (PEEK, PEN, PEI, PI, PAR, PC etc.) that is applicable to speaker diaphragm.
And, although can only thermoplastic polyurethane film be replaced polymeric membrane as oscillating plate, due to the poor heat resistance of thermoplastic polyurethane, thereby have the shortcoming that can't guarantee the reliability (durability) based on variations in temperature.
In order to improve this shortcoming, place up and down the situation that thermoplastic polyurethane and polymeric membrane and moulding are made when also having in the loud speaker production process the oscillating plate moulding.
But, in the situation with the oscillating plate moulding, due to the thermal expansion coefficient difference of thermoplastic polyurethane and polymeric membrane, thereby produce the oscillating plate distortion after moulding or produce air layer etc. like this, there is the shortcoming that there is no productivity ratio.
Especially, along with miniaturization, the filming of the mobile devices such as smart mobile phone, panel computer, the stereo set of installing also is tending towards miniaturization.
But, to requiring the loud speaker of miniaturization, high performance, only use existingly as the raw-material polymeric membrane of oscillating plate (PEEK, PEN, PEI, PI, PAR, PC etc.), be difficult to embody the desired acoustic characteristic of client (especially improving the tonequality of low-frequency band).
Therefore, in order to improve the problems referred to above, the present invention proposes to use film and the method for lamination polymeric membrane and the thermoplastic polyurethane of speaker diaphragm.
Summary of the invention
Therefore, the present invention the object of the invention is in view of technical problem in the past as above proposes, the effect that only provides acoustic characteristic that existing polymeric membrane can't be play as the raw-material loud speaker of oscillating plate to be improved.
A further object of the present invention is, provide with as the existing mode of production place up and down polymeric membrane and thermoplastic polyurethane and with the mode phase specific production rate of the oscillating plate moulding of loud speaker, the effect that fraction defective is improved.
In order to reach the problem to be solved in the present invention, according to the lamination polymeric membrane of one embodiment of the invention and the stereo set oscillating plate raw material of thermoplastic polyurethane, it is characterized in that, will supply with the multilayer complex films that polymeric membrane and thermoplastic polyurethane and lamination form to laminater and be applicable to the diaphragm for speaker raw material.
And, the raw-material preparation method of stereo set oscillating plate of lamination polymeric membrane and thermoplastic polyurethane, it is characterized in that, comprise the following steps: set step (step S100), be used for carrying out Temperature Setting, pressure adjusting and speed by the front face control panel and regulate; Film and thermoplastic polyurethane installation steps (step S110) are used for polymeric membrane is installed on the film axle, and thermoplastic polyurethane are installed on the thermoplastic polyurethane axle; Thermoplastic polyurethane tension force is kept step (step S120), is used for the tension force of maintaining heat plastic polyurethane; Winding pressure regulating step (step S130) is regulated the pressure of the touch roller 240 of the opposite side be positioned at back part; Go static step (step S140), be used for going the action of static bar to remove static by front face
Stereo set oscillating plate with the lamination polymeric membrane of the present invention of above structure and effect and thermoplastic polyurethane has with raw material and preparation method thereof can access the effect that the acoustic characteristic that only existing polymeric membrane can't be play as the raw-material loud speaker of oscillating plate is improved.
And, can access with as the existing mode of production place up and down polymeric membrane and thermoplastic polyurethane comes the mode phase specific production rate of the oscillating plate of moulding loud speaker, the effect that fraction defective is improved.
Description of drawings
Fig. 1 be one embodiment of the invention for the preparation of the stereo set oscillating plate of lamination polymeric membrane and the thermoplastic polyurethane stereogram with the front face (throw-in part) of raw-material laminater.
Fig. 2 be one embodiment of the invention for the preparation of the stereo set oscillating plate of lamination polymeric membrane and the thermoplastic polyurethane front view with the front face (throw-in part) of raw-material laminater.
Fig. 3 be one embodiment of the invention for the preparation of the stereo set oscillating plate of lamination polymeric membrane and the thermoplastic polyurethane stereogram with the back part (winder) of raw-material laminater.
Fig. 4 means that the stereo set oscillating plate of the lamination polymeric membrane of one embodiment of the invention and thermoplastic polyurethane is with raw-material preparation method's flow chart.
The illustration figure of the stereo set oscillating plate that Fig. 5 means the lamination polymeric membrane of one embodiment of the invention and thermoplastic polyurethane equipment operation specification table during with raw-material preparation method's setting step.
Fig. 6 means that the stereo set oscillating plate of the lamination polymeric membrane of one embodiment of the invention and thermoplastic polyurethane is with the figure of raw-material acoustic characteristic (frequency response) comparative graph.
The explanation of Reference numeral
110: the front face control panel
120: the film axle
130: the thermoplastic polyurethane axle
140: deflector roll
150: silica gel roller
160: warm-up mill
170: front face removes the static bar
180: the back part control panel
190: pressure adjusting lever
200: cutter
210: air nozzle
220: back part is removed the static bar
230: deflector roll
240: touch roller
250: wireline reel
Embodiment
For the lamination polymeric membrane of one embodiment of the invention of reaching the problems referred to above and the stereo set oscillating plate raw material of thermoplastic polyurethane, it is characterized in that, will supply with the multilayer complex films that polymeric membrane and thermoplastic polyurethane and lamination form to laminater and be applicable to the diaphragm for speaker raw material.
The invention is characterized in, above-mentioned laminater comprises: front face control panel 110, and it is used for regulating the fracture value (break value) of film and thermoplastic polyurethane; Film axle 120, it is formed at the downside of front face (throw-in part), is used for installing and dropping into polymeric membrane; Thermoplastic polyurethane axle 130, it is formed at the upside of front face (throw-in part), is used for installing and dropping into thermoplastic polyurethane; Deflector roll 140, it is arranged between above-mentioned film axle and thermoplastic polyurethane axle, and with three frameworks, formation is set, for the handover of guiding film and thermoplastic polyurethane when warm-up mill drops into film and thermoplastic polyurethane; Silica gel roller 150, it is formed at the back side of thermoplastic polyurethane axle, is used for when carrying out the lamination operation, film being carried out crimping to realize lamination; Warm-up mill 160, it is formed at the back side of the central authorities of deflector roll, and is built-in with the heating rod of metal material, is used for realizing heat lamination; Front face removes static bar 170, and it is formed at the back side of the bottom of deflector roll, and the static that is used for the removal film can smooth and easyly drop into film (flat); Back part control panel 180, it is formed at a side of back part, is used for regulating pressure, winding tension (tension) value of laminating temperature, speed, touch roller; Pressure adjusting lever 190, it is formed at the opposite side of back part, is used for regulating the pressure of silica gel roller; Cutter 200, it is formed at the air nozzle of the upside of back part, is used for cutting off film; Air nozzle 210, it is for the waste heat that remains in film after cooling lamination operation; Back part is removed static bar 220, and it is formed at the central part of back part, the foreign matter that produces when being used for removing the film after cutting lamination; Deflector roll 230, itself and above-mentioned back part go the static bar to form abreast, are used for distributing through the lamination operation and the film after cutting to wireline reel; Touch roller 240, it is formed at the downside of above-mentioned deflector roll, can stably twist in each roller for auxiliary film material when the coiling film; Wireline reel 250, its multilayer complex films as end product that is used for reeling.
The invention is characterized in, above-mentioned touch roller 240 can be adjusted pressure according to the thickness of film.
And, the stereo set motor board of above-mentioned lamination polymeric membrane and thermoplastic polyurethane is prepared from by the preparation method who comprises the following steps with raw material: set step (step S100), be used for carrying out Temperature Setting, pressure adjusting and speed by the front face control panel and regulate; Film and thermoplastic polyurethane installation steps (step S110) are used for polymeric membrane is installed on the film axle, and thermoplastic polyurethane are installed on the thermoplastic polyurethane axle; Thermoplastic polyurethane tension force is kept step (step S120), is used for the tension force of maintaining heat plastic polyurethane; Winding pressure regulating step (step S130) is regulated the pressure of the touch roller 240 of the opposite side be positioned at back part; Go static step (step S140), be used for going the action of static bar to remove static by front face.
The invention is characterized in, the width of above-mentioned film and thermoplastic polyurethane is identical.
And, the invention is characterized in, the laminater by above-mentioned film and thermoplastic polyurethane with by lamination the oscillating plate of film preparation of thermoplastic polyurethane be installed on stereo set.
Below, the stereo set oscillating plate by lamination polymeric membrane according to the present invention and thermoplastic polyurethane is elaborated with the embodiment of raw material and preparation method thereof.
Fig. 1 be one embodiment of the invention for the preparation of the stereo set oscillating plate of lamination polymeric membrane and the thermoplastic polyurethane stereogram with the front face (throw-in part) of raw-material laminater.
Fig. 2 be one embodiment of the invention for the preparation of the stereo set oscillating plate of lamination polymeric membrane and the thermoplastic polyurethane front view with the front face (throw-in part) of raw-material laminater.
Fig. 3 be one embodiment of the invention for the preparation of the stereo set oscillating plate of lamination polymeric membrane and the thermoplastic polyurethane stereogram with the back part (winder) of raw-material laminater.
As shown in Figure 1 to Figure 3, comprise with raw-material laminater for the preparation of the stereo set oscillating plate of lamination polymeric membrane of the present invention and thermoplastic polyurethane: front face control panel 110, it is used for regulating the fracture value of film and thermoplastic polyurethane; Film axle 120, it is formed at the downside of front face (throw-in part), is used for installing and dropping into polymeric membrane; Thermoplastic polyurethane axle 130, it is formed at the upside of front face (throw-in part), is used for installing and dropping into thermoplastic polyurethane; Deflector roll 140, it is arranged between above-mentioned film axle and thermoplastic polyurethane axle, and with three frameworks, formation is set, for the handover of guiding film and thermoplastic polyurethane when dropping into film and thermoplastic polyurethane to warm-up mill.
Above-mentioned front face control panel 110 will be regulated the fracture value of film and thermoplastic polyurethane etc.
Above-mentioned film axle 120 is formed at the downside of front face (throw-in part), is used for installing and drop into polymeric membrane, and above-mentioned thermoplastic polyurethane axle 130 is formed at the upside of front face (throw-in part), is used for installing and dropping into thermoplastic polyurethane.
Above-mentioned deflector roll 140 is arranged between above-mentioned film axle and thermoplastic polyurethane axle, and with three frameworks, formation is set, for the handover of guiding film and thermoplastic polyurethane when dropping into film and thermoplastic polyurethane to warm-up mill.
And silica gel roller 150 is arranged at front face, and silica gel roller is formed at the back side of thermoplastic polyurethane axle, plays when carrying out the lamination operation film is carried out crimping realizing lamination, and help the effect of the handover of film.
And warm-up mill 160 is formed at the back side of the central authorities of deflector roll, and is built-in with the heating rod of metal material, is used for realizing heat lamination.
At this moment, form front face at the back side of the bottom of deflector roll and remove static bar 170, the static that goes static bar 170 to be used for removing film can smooth and easyly drop into film (flat).
A plurality of rollers that arrange in the present invention are connected with rotating shaft, connect with belt (belt) between roller and roller, when driven roller, drive simultaneously other rollers by belt.
On the other hand, back part has following structure.
That is, back part control panel 180 is formed at a side of back part, is used for regulating pressure, winding tension (tension) value of laminating temperature, speed, touch roller.
That is, not only carry out to regulate the pressure of laminating temperature, speed, touch roller, the function of winding tension (tension) value, also carry out the function of regulating cutter etc.
Above-mentioned pressure adjusting lever 190 is formed at the opposite side of back part, will carry out the function of the pressure that is used for the adjusting silica gel roller.
And above-mentioned cutter 200 is formed at the air nozzle of the upside of back part, carries out the function that is used for cutting off film.
And, the kind (ring knife, common blade etc.) that can adjust blade according to kind and the thickness of film, position etc.
Above-mentioned air nozzle 210 is used for remaining in the waste heat of film after cooling lamination operation, and carries out for when cutting and reel, operation can being stablized.
Above-mentioned back part goes static bar 220 to be formed at the central part of back part, the foreign matter that produces when being used for removing the film after cutting lamination.
And above-mentioned back part goes static bar 220 to be used for making winding quality stable.
Above-mentioned deflector roll 230 goes the static bar to form abreast with above-mentioned back part, is used for distributing through the lamination operation and the film after cutting to wireline reel.
And above-mentioned touch roller 240 is formed at the downside of above-mentioned deflector roll, can stably twist in each roller for auxiliary film material when the coiling film.
This just need to regulate based on the different pressure of the thickness of film.
And above-mentioned wireline reel 250 is used for coiling as the multilayer complex films of end product.
This just need to adjust different tension value according to thickness, the kind of film.
The stereo set oscillating plate raw material of lamination polymeric membrane of the present invention and thermoplastic polyurethane will be supplied with the multilayer complex films that polymeric membrane and thermoplastic polyurethane and lamination form to laminater and be applicable to the diaphragm for speaker raw material.
Above-mentioned multilayer complex films refers to the film that polymeric membrane and thermoplastic polyurethane are combined into.
Fig. 4 means that the stereo set oscillating plate of the lamination polymeric membrane of one embodiment of the invention and thermoplastic polyurethane is with raw-material preparation method's flow chart.
As shown in Figure 4, the stereo set oscillating plate of the above-mentioned polymeric membrane of lamination and thermoplastic polyurethane is characterised in that with raw-material preparation method, comprise the following steps: set step (step S100), be used for carrying out Temperature Setting, pressure adjusting and speed by the front face control panel and regulate; Film and thermoplastic polyurethane installation steps (step S110) are used for polymeric membrane is installed on the film axle, and thermoplastic polyurethane are installed on the thermoplastic polyurethane axle; Thermoplastic polyurethane tension force is kept step (step S120), is used for the tension force of maintaining heat plastic polyurethane; Winding pressure regulating step (step S130) is regulated the pressure of the touch roller 240 of the opposite side be positioned at back part; Go static step (step S140), be used for going the action of static bar to remove static by front face.
Above-mentioned setting step (S100) as shown in Figure 5, when carrying out the lamination operation, to set by each name of product thickness, the glass transition temperature (T.G of thermoplastic polyurethane and film, Glass Transition Temperature), the lamination of fusing point (M.P, Melting Point), heter temperature and speed, roller pressure, front fracture value, back side capacity (volume) value, touch roller air pressure etc.
Afterwards, polymeric membrane is installed on the film axle, and thermoplastic polyurethane is installed on thermoplastic polyurethane axle (step S110).
Afterwards, will be through the step of the tension force (step S120) that is used for the maintaining heat plastic polyurethane, in this step, section's control panel in front, adjust the fracture value of thermoplastic polyurethane axle 130 according to the kind of thermoplastic polyurethane and thickness etc., carry out tension adjustment.
Afterwards, will be through the winding pressure regulating step (step S130) of the pressure of touch roller 240 that be used for to regulate the opposite side that is positioned at back part.
Above-mentioned steps one finishes, and just passes through and goes static step (step S140) by what front face went that the action of static bar removes static.
On the other hand, the invention is characterized in, the width of above-mentioned film and thermoplastic polyurethane is identical.
The reason of using with identical width is the dimensional stability in order to ensure the product of completing after the lamination operation.
Fig. 6 means that the stereo set oscillating plate of the lamination polymeric membrane of one embodiment of the invention and thermoplastic polyurethane is with the figure of raw-material acoustic characteristic comparative graph.
As shown in Figure 6, the present invention only can bring the effect (with reference to Fig. 6) that acoustic characteristic that existing polymeric membrane can't be play as the raw-material loud speaker of oscillating plate is improved.
And, can bring with as the existing mode of production place up and down polymeric membrane and thermoplastic polyurethane comes the mode phase specific production rate of the oscillating plate of moulding loud speaker, the effect that fraction defective is improved.
In Fig. 6, upside figure is sound pressure level (SPL, the SOUND PRESSURE LEVEL) curve chart of loud speaker, and downside figure is total harmonic distortion (THD, the TOTAL HARMONIC DISTORTION) curve chart of loud speaker.
Curve chart (test result) is to polymeric membrane (PEEK, polyethers ether copper) and as the multilayer complex films of thing as a result of the present invention (LEK1509, lamination polyethers ether copper film (PEEK film) and thermoplastic polyurethane film and product) compare the result of test.
At first, observe lowest resonance frequency (Fo) characteristic as can be known, when only using polyethers ether copper film (PEEK film) 20um, lowest resonance frequency is 510Hz, when the multilayer complex films (LEK1509) that uses as thing as a result of the present invention, lowest resonance frequency is 323Hz.
This expression when using multilayer complex films, has been strengthened low-frequency band, and can bring can be in the effect of wider frequency band broadcast.
And aspect the total harmonic distortion in downside figure (THD) characteristic, at the 300Hz band, when only using polymeric membrane, total harmonic distortion is 40%, and total harmonic distortion is 15% when using multilayer complex films.
This is expression just, can bring and can embody the effect of sound more accurately when playing sound in loud speaker.
Result, in the time of will supplying with multilayer complex films that polymeric membrane and thermoplastic polyurethane and lamination form and be applicable to the diaphragm for speaker raw material to laminater, the effect that can bring the acoustic characteristic that only existing polymeric membrane can't be play as the raw-material loud speaker of oscillating plate to be improved.
The general technical staff of the technical field of the invention of content as above should be able to understand, in the situation that do not change technological thought of the present invention or essential feature, can implement with other embodiments.Therefore, being construed as above-described embodiment is all exemplary in all respects, rather than determinate.
Claims have more power of interpretation to scope of the present invention than above-mentioned detailed description, the implication of claims, scope and be equal to from it and replace all changes of deriving or the mode of distortion should be interpreted as belonging to scope of the present invention.
Claims (4)
1. the stereo set oscillating plate raw material of a lamination polymeric membrane and thermoplastic polyurethane, is characterized in that,
To supply with the multilayer complex films that polymeric membrane and thermoplastic polyurethane and lamination form to laminater and be applicable to the diaphragm for speaker raw material;
Above-mentioned laminater comprises:
Front face control panel (110), it is used for regulating the fracture value of film and thermoplastic polyurethane,
Film axle (120), it is formed at the downside of front face (throw-in part), is used for installing and dropping into polymeric membrane,
Thermoplastic polyurethane axle (130), it is formed at the upside of front face (throw-in part), is used for installing and dropping into thermoplastic polyurethane,
Deflector roll (140), it is arranged between above-mentioned film axle and thermoplastic polyurethane axle, and with three frameworks, formation is set, for the handover of guiding film and thermoplastic polyurethane when dropping into film and thermoplastic polyurethane to warm-up mill,
Silica gel roller (150), it is formed at the back side of thermoplastic polyurethane axle, is used for when carrying out the lamination operation film is carried out crimping realizing lamination,
Warm-up mill (160), it is formed at the back side of the central authorities of deflector roll, and is built-in with the heating rod of metal material, is used for realizing heat lamination,
Front face removes static bar (170), and it is formed at the back side of the bottom of deflector roll, and the static that is used for the removal film can drop into film swimmingly,
Back part control panel (180), it is formed at a side of back part, is used for regulating laminating temperature, speed, the pressure of touch roller, winding tension value,
Pressure adjusting lever (190), it is formed at the opposite side of back part, is used for regulating the pressure of silica gel roller,
Cutter (200), it is formed at the air nozzle of the upside of back part, is used for cutting off film,
Air nozzle (210), it is used for remaining in after cooling lamination operation the waste heat of film,
Back part is removed static bar (220), and it is formed at the central part of back part, the foreign matter that produces when being used for removing the film after cutting lamination,
Deflector roll (230), itself and above-mentioned back part go the static bar to form abreast, be used for distributing through the lamination operation and the film after cutting to wireline reel,
Touch roller (240), it is formed at the downside of above-mentioned deflector roll, can stably twist in each roller for auxiliary film material when the coiling film,
Wireline reel (250), its multilayer complex films as end product that is used for reeling.
2. the stereo set oscillating plate raw material of lamination polymeric membrane according to claim 1 and thermoplastic polyurethane, is characterized in that, above-mentioned touch roller (240) can be adjusted pressure according to the thickness of film.
3. the raw-material preparation method of stereo set oscillating plate of a lamination polymeric membrane and thermoplastic polyurethane, is characterized in that,
Comprise the following steps:
Set step (step S100), be used for carrying out Temperature Setting, pressure adjusting and speed by the front face control panel and regulate,
Film and thermoplastic polyurethane installation steps (step S110) are used for polymeric membrane is installed on the film axle, and thermoplastic polyurethane are installed on the thermoplastic polyurethane axle,
Thermoplastic polyurethane tension force is kept step (step S120), is used for the tension force of maintaining heat plastic polyurethane,
Winding pressure regulating step (step S130) is regulated the pressure of the touch roller (240) of the opposite side be positioned at back part,
Go static step (step S140), be used for going the action of static bar to remove static by front face;
The width of above-mentioned film and thermoplastic polyurethane is identical.
4. the stereo set oscillating plate raw material of lamination polymeric membrane according to claim 1 and thermoplastic polyurethane, it is characterized in that, the laminater by above-mentioned film and thermoplastic polyurethane with by lamination the oscillating plate of film preparation of thermoplastic polyurethane be installed on stereo set.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2012-0061497 | 2012-06-08 | ||
| KR1020120061497A KR101213682B1 (en) | 2012-06-08 | 2012-06-08 | Laminating film of polymer film and tpu for diaphragm material of audio device and thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103179497A true CN103179497A (en) | 2013-06-26 |
| CN103179497B CN103179497B (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310039564.1A Expired - Fee Related CN103179497B (en) | 2012-06-08 | 2013-01-31 | Raw material used for sound equipment vibrating plate and preparation method thereof |
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| Country | Link |
|---|---|
| KR (1) | KR101213682B1 (en) |
| CN (1) | CN103179497B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107743294A (en) * | 2017-10-23 | 2018-02-27 | 梧州恒声电子科技有限公司 | The erecting device of rolling roller in a kind of horn clamp |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101385182B1 (en) * | 2013-11-06 | 2014-04-14 | (주)상아프론테크 | Diaphragm filmacoustic applianceand preparing method thereof |
| CN110804154A (en) * | 2019-10-31 | 2020-02-18 | 歌尔股份有限公司 | Sound generating device's vibrating diaphragm and sound generating device |
| KR102232048B1 (en) * | 2020-01-22 | 2021-03-25 | 태경에프앤씨 주식회사 | Material for Vibration Plate of Mobile Apparatus Speaker and Manufacturing Apparatus for the same |
| CN111464921B (en) * | 2020-05-12 | 2022-04-01 | 上海鑫亘环保科技有限公司 | Acoustic TPU sound vibration diaphragm and preparation process thereof |
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| JP3007406B2 (en) * | 1990-10-22 | 2000-02-07 | カヤバ工業株式会社 | Vibration tester |
| KR20100026756A (en) * | 2008-09-01 | 2010-03-10 | (주)화백엔지니어링 | Film adhering apparatus for rounded surface and film adhering method using the same |
| CN102187687A (en) * | 2008-10-15 | 2011-09-14 | 易音特电子株式会社 | Diaphragm for sound converter and sound converter including the same |
| KR101023749B1 (en) * | 2009-11-02 | 2011-03-28 | (주)티엔에프 | Adhesive film cutting assembly capable of rolling and cutting to sheet type |
| WO2012023709A2 (en) * | 2010-08-18 | 2012-02-23 | 주식회사 이엠텍 | Acoustic transducer device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107743294A (en) * | 2017-10-23 | 2018-02-27 | 梧州恒声电子科技有限公司 | The erecting device of rolling roller in a kind of horn clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103179497B (en) | 2014-06-04 |
| KR101213682B1 (en) | 2012-12-18 |
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