CN105922660A - Manufacturing method of defect-state structure acoustic metamaterial board - Google Patents
Manufacturing method of defect-state structure acoustic metamaterial board Download PDFInfo
- Publication number
- CN105922660A CN105922660A CN201610324413.4A CN201610324413A CN105922660A CN 105922660 A CN105922660 A CN 105922660A CN 201610324413 A CN201610324413 A CN 201610324413A CN 105922660 A CN105922660 A CN 105922660A
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- China
- Prior art keywords
- mass
- layer
- composite fibre
- acoustic metamaterial
- metamaterial board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 11
- 239000002131 composite material Substances 0.000 claims abstract description 54
- 239000000835 fiber Substances 0.000 claims abstract description 43
- 238000013016 damping Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 17
- 238000004080 punching Methods 0.000 claims abstract description 9
- 238000005520 cutting process Methods 0.000 claims abstract description 5
- 238000003754 machining Methods 0.000 claims abstract description 5
- 230000007547 defect Effects 0.000 claims description 25
- 238000002360 preparation method Methods 0.000 claims description 11
- 238000007711 solidification Methods 0.000 claims description 11
- 230000008023 solidification Effects 0.000 claims description 11
- 239000000853 adhesive Substances 0.000 claims description 8
- 230000001070 adhesive effect Effects 0.000 claims description 8
- 238000004513 sizing Methods 0.000 claims description 8
- 239000002657 fibrous material Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 238000005498 polishing Methods 0.000 claims description 2
- 238000002955 isolation Methods 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 2
- 239000010409 thin film Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 50
- 238000009434 installation Methods 0.000 description 3
- 229920001651 Cyanoacrylate Polymers 0.000 description 2
- MWCLLHOVUTZFKS-UHFFFAOYSA-N Methyl cyanoacrylate Chemical compound COC(=O)C(=C)C#N MWCLLHOVUTZFKS-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
- B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/06—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of natural rubber or synthetic rubber
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
- G10K11/168—Plural layers of different materials, e.g. sandwiches
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The invention provides a manufacturing method of a defect-state structure acoustic metamaterial board. The manufacturing method comprises the steps of 1 punching of a composite material board and cutting machining of mass blocks; 2 surface treating of a bonding material; 3 installing and fixing of a composite fiber layer and the mass blocks. The defect-state structure acoustic metamaterial board manufactured through the method comprises an acoustic metamaterial board middle layer, an acoustic metamaterial board composite layer and the acoustic metamaterial board mass blocks, wherein the acoustic metamaterial board middle layer is composed of a viscous-elastic thin film, the acoustic metamaterial board composite layer comprises an upper part and a lower part, and the acoustic metamaterial board mass blocks generally are made of metal and distributed on the upper surface and the lower surface of a damping layer. The defect-state structure acoustic metamaterial board has the high integrity, is convenient to arrange and install and can be used for isolation and control of low-frequency vibration and noise; furthermore, according to the manufacturing method, frequency selecting design can be conducted on an acoustic forbidden band and waveguide of the defect-state structure acoustic metamaterial board, and the very wide application range is achieved.
Description
Technical field
The invention belongs to the crossing domain of Noise and Vibration Control and functional composite material, especially a kind of defect state structure-borne sound
Learn metamaterial board preparation method.
Background technology
Defect state structural acoustic metamaterial board, due to its forbidden band excellent in low-frequency range and guide properties, can be laid in
With decay in the equipment such as automobile, train, aircraft, naval vessel, hinder and control low-frequency vibration and noise, it is intended to improve taking of equipment
Comfortableness and the health and safety of guarantee driver and crew.In the most current research, defect state structural acoustic metamaterial board is by opening
The mass having the multilayer plate body of array hole and be installed in the middle of hole is made, its opening array form, the plate body number of plies and component with
And mass installation form etc. is the most different.Such as, the patent of invention " visco-elastic damping material and embedded common of Liang Sen et al.
Solidification damp composite material manufacture craft (patent No. 201410188502.1) " and the patent of invention " automobile of Li Zhiyong et al.
Damping sheet and preparation method thereof (patent No. 201210336552.0) " etc..But, existing current defect state structural acoustic Meta Materials
Plate yet suffers from the problem that cost of manufacture is higher, and the isolation effect simultaneously for low-frequency vibration there is also deficiency, it is therefore desirable to one
Plant efficient, economic defect state structural acoustic metamaterial board manufacture method.
Summary of the invention
For above-mentioned deficiency of the prior art, present invention is primarily targeted at and solve existing current defect state structure-borne sound
Learn metamaterial board and there is, when making, the problem that make efficiency is low, cost is high, and a kind of defect state with high economy is provided
Structural acoustic metamaterial board preparation method.
Technical scheme: a kind of defect state structural acoustic metamaterial board preparation method, it is characterised in that include as
Lower step:
1) punching of composite panel and the machining of mass: select the metal material of big density, pass through machining
Pledge gauge block one and mass two；Complex fiber material is selected to prepare composite fibre layer one by array of structures form punching and be combined
Fibrage two；Damping material is selected to carry out cutting prepared damping layer by cell configuration shape；
2) surface of binding material processes: on the basis of step 1), by composite fibre layer one, composite fibre layer two and middle resistance
The adhesive surface of Buddhist nun's layer uses organic solvent to clean；The adhesive surface of mass one and mass two is used polishing or sandblast machine method
Carry out surface process；
3) the lower surface uniform application viscous state at composite fibre layer two damps sizing material, then by the lower surface of composite fibre layer two
It is press fit into the upper surface of damping layer, until solidification；Lower surface uniform application viscous state at mass two damps sizing material, with multiple
On the premise of two perforate of condensating fiber layer keep concentricity, the lower surface of mass two is press fit into the upper surface of damping layer, directly
To solidification；
4) the upper surface uniform application viscous state at composite fibre layer one damps sizing material, then by the upper surface of composite fibre layer one
It is press fit into the lower surface of damping layer, until solidification；Upper surface uniform application viscous state at mass one damps sizing material, with multiple
On the premise of one perforate of condensating fiber layer keeps concentricity, the upper surface of mass one is press fit into the lower surface of damping layer, directly
To solidification.
The defect state structural acoustic metamaterial board that the method for the present invention produces is divided into three parts: in acoustic metamaterial plate
Interbed (i.e. damping layer), acoustic metamaterial plate composite bed (i.e. composite fibre layer one and composite fibre layer two) and acoustic metamaterial
Plate mass (i.e. mass one and mass two).Wherein, acoustic metamaterial plate intermediate layer is made up of viscoplasticity film；Acoustics surpasses
Plate of material composite bed is divided into upper and lower two parts；Acoustic metamaterial plate mass is generally metal, is distributed in the upper and lower table of damping layer
Face.Introduce the composites such as viscoplasticity film, multi-layer fiber due to composite acoustic metamaterial board, in the fabrication process, relate to
The methods such as the interlayer to the punching of composite, composite connects, the connection of mass and viscoplasticity film.Above procedure is all
Need efficiently and the means of economy manufacture, ultimately form the defect state that to subtract anti-vibration performance excellent, viable economically and durable
Structural acoustic metamaterial board preparation method.
Further, the lower surface of described composite fibre layer two, the upper surface of damping layer, the lower surface of mass two and multiple
The upper surface of condensating fiber layer one, the lower surface of damping layer, the upper surface of mass one are equipped with indenture.Described indenture is employing machine
Tool method or chemical corrosion method etc. obtain the most coarse bonding plane.Certainly, in mass is bonding, design according to defect state structure
, there is mass disappearance, the eccentric bonding situation of mass, so can improve adhesive strength, and improve vibration in requirement
Control ability.
Further, speed is press-fited for the moment at installation composite fibre layer two, mass two, composite fibre layer one and mass
It is respectively less than equal to 0.05m/s.So be conducive to improving installation accuracy, products quality guarantee.
Relative to prior art, the method have the advantages that
1, complex fiber material, elastic film and mass are complex as defect state structural acoustic metamaterial board by the present invention, make sound
Learn metamaterial board structure and there is stronger globality, it is simple to arrange, install, to improve the efficiency that composite acoustic metamaterial board manufactures
With economy；
2, the defect state structural acoustic metamaterial board produced by the method for the present invention, has acoustics forbidden band in low-frequency range
And guide properties, can be used for low-frequency vibration and the isolation of noise and control；
3, in the manufacture method of the present invention, the acoustics forbidden band of defect state structural acoustic metamaterial board and waveguide can be carried out frequency-selecting
Design, has the good scope of application.
Accompanying drawing explanation
Fig. 1 be the defect state structural acoustic metamaterial board that produces of the inventive method partly cut open stereogram.
Fig. 2 is that the middle viscoplasticity film in the defect state structural acoustic metamaterial board that the inventive method produces (i.e. hinders
Buddhist nun's layer) be connected with mass after schematic diagram.
Fig. 3 is that the composite fibre layer punching in the defect state structural acoustic metamaterial board that the inventive method produces is complete to be shown
It is intended to.
Fig. 4 is the structural representation of the defect state structural acoustic metamaterial board that the inventive method produces.
Fig. 5 is the process chart of the inventive method.
In figure, 1 mass one, 2 composite fibre layers one, 3 damping layers, 4 composite fibre layers two, 5 masses
Two.
Detailed description of the invention
The invention will be further described with detailed description of the invention below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, the defect state structural acoustic metamaterial board that the present embodiment produces is divided into
Three parts: acoustic metamaterial plate intermediate layer (i.e. damping layer), acoustic metamaterial plate composite bed (i.e. composite fibre layer) and sound
Learn metamaterial board mass.Wherein, acoustic metamaterial plate intermediate layer is made up of viscoplasticity film, selects nitrile rubber；Acoustics surpasses
Plate of material composite fibre layer is divided into upper and lower two parts, acoustic metamaterial plate mass to elect 45# steel as.
This defect state structural acoustic metamaterial board manufacture method, adds including the punching of composite panel, the cutting of mass
Works etc., the steps include:
A. 45# steel is selected, by cutting out mass 1, mass 25；By composite fibre layer 1, composite fibre layer
24 press array of structures form punching；Damping layer 3 is cut by version；
B. gasoline is used to clean the adhesive surface of composite fibre layer 1, composite fibre layer 24 and middle damping layer 3；Mass one
1, mass 25 adhesive surface carries out blasting treatment；
C. by the lower surface uniform application cyanoacrylate of composite fibre layer 24, the upper surface of damping layer 3 then it is press fit into,
Until solidification；By mass 25 adhesive surface i.e. lower surface uniform application cyanoacrylate, with upper composite fibre layer 24 institute
Perforate keeps, with on the premise of (partially) heart degree, being press fit into the upper surface of damping layer 3, until solidification；
D. repeating step C, to complete composite fibre layer 1 and damping layer 3, damping layer 3 bonding with mass 1；So far, complete
Defect state structural acoustic metamaterial board preparation process.
It should be noted that in process, the interlayer of the present embodiment press-fits speed less than or equal to 0.05m/s.
The defect state structural acoustic metamaterial board preparation method of the present invention is easy to arrange, install, and has preferable warp
Ji property, can be used for low-frequency vibration and the isolation of noise and control, also has good frequency-selecting design.
It should be noted that above example is only in order to illustrate technical solution of the present invention rather than restriction technologies scheme, although
The present invention is explained in detail by applicant with reference to preferred embodiment, it will be understood by those within the art that, those are right
Amendment that technical solution of the present invention is carried out or equivalent, it is impossible to depart from objective and the scope of the technical program, all should contain
In the middle of scope of the invention as claimed.
Claims (3)
1. a defect state structural acoustic metamaterial board preparation method, it is characterised in that comprise the steps:
1) punching of composite panel and the machining of mass: select the metal material of big density, pass through machining
Pledge gauge block one (1) and mass two (5)；Complex fiber material is selected to prepare composite fibre layer one by array of structures form punching
And composite fibre layer two (4) (2)；Damping material is selected to carry out cutting prepared damping layer (3) by cell configuration shape；
2) binding material surface process: on the basis of step 1), by composite fibre layer one (2), composite fibre layer two (4) and
The adhesive surface of middle damping layer (3) uses organic solvent to clean；The adhesive surface of mass one (1) and mass two (5) is used
Polishing or sandblast machine method carry out surface process；
3) the lower surface uniform application viscous state at composite fibre layer two (4) damps sizing material, then by composite fibre layer two (4)
Lower surface is press fit into the upper surface of damping layer (3), until solidification；Lower surface uniform application viscous state at mass two (5) hinders
Buddhist nun's sizing material, on the premise of keeping concentricity with composite fibre layer two (4) institute perforate, press-fits the lower surface of mass two (5)
To the upper surface of damping layer (3), until solidification；
4) the upper surface uniform application viscous state at composite fibre layer one (2) damps sizing material, then by composite fibre layer one (2)
Upper surface is press fit into the lower surface of damping layer (3), until solidification；Upper surface uniform application viscous state at mass one (1) hinders
Buddhist nun's sizing material, on the premise of keeping concentricity with composite fibre layer one (2) institute perforate, press-fits the upper surface of mass one (1)
To the lower surface of damping layer (3), until solidification.
A kind of defect state structural acoustic metamaterial board preparation method the most according to claim 1, it is characterised in that described multiple
The lower surface of condensating fiber layer two (4), the upper surface of damping layer (3), the lower surface of mass two (5) and composite fibre layer one
(2) upper surface, the lower surface of damping layer (3), the upper surface of mass one (1) are equipped with indenture.
A kind of defect state structural acoustic metamaterial board preparation method the most according to claim 1, it is characterised in that installing
The speed that press-fits when composite fibre layer two (4), mass two (5), composite fibre layer one (2) and mass one (1) is respectively less than
In 0.05m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610324413.4A CN105922660B (en) | 2016-05-17 | 2016-05-17 | A kind of defect state structural acoustic metamaterial board preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610324413.4A CN105922660B (en) | 2016-05-17 | 2016-05-17 | A kind of defect state structural acoustic metamaterial board preparation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105922660A true CN105922660A (en) | 2016-09-07 |
| CN105922660B CN105922660B (en) | 2018-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610324413.4A Expired - Fee Related CN105922660B (en) | 2016-05-17 | 2016-05-17 | A kind of defect state structural acoustic metamaterial board preparation method |
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| CN (1) | CN105922660B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550002A (en) * | 2020-05-29 | 2020-08-18 | 南京林业大学 | Floating floor elastic cushion layer with high rigidity and high damping |
| CN113799450A (en) * | 2021-09-17 | 2021-12-17 | 无锡希格声声学科技有限公司 | Acoustic metamaterial noise reduction damping plate |
| CN113802707A (en) * | 2021-09-17 | 2021-12-17 | 无锡希格声声学科技有限公司 | Vibration and noise reduction method for outdoor low-frequency noise |
| CN113799449A (en) * | 2021-09-17 | 2021-12-17 | 无锡希格声声学科技有限公司 | Composite damping plate for low-medium frequency noise reduction and switching |
| CN113823254A (en) * | 2021-10-28 | 2021-12-21 | 深圳清华大学研究院 | Non-uniform mass and asymmetrically distributed film type low-frequency sound insulation acoustic metamaterial |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005249902A (en) * | 2004-03-02 | 2005-09-15 | Showa Electric Wire & Cable Co Ltd | Acoustic material and waterproof acoustic material |
| CN105304076A (en) * | 2015-11-20 | 2016-02-03 | 中国船舶重工集团公司第七一六研究所 | Two-dimension acoustic meta-material selectively absorbing mechanical wave and preparation method thereof |
-
2016
- 2016-05-17 CN CN201610324413.4A patent/CN105922660B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005249902A (en) * | 2004-03-02 | 2005-09-15 | Showa Electric Wire & Cable Co Ltd | Acoustic material and waterproof acoustic material |
| CN105304076A (en) * | 2015-11-20 | 2016-02-03 | 中国船舶重工集团公司第七一六研究所 | Two-dimension acoustic meta-material selectively absorbing mechanical wave and preparation method thereof |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550002A (en) * | 2020-05-29 | 2020-08-18 | 南京林业大学 | Floating floor elastic cushion layer with high rigidity and high damping |
| CN113799450A (en) * | 2021-09-17 | 2021-12-17 | 无锡希格声声学科技有限公司 | Acoustic metamaterial noise reduction damping plate |
| CN113802707A (en) * | 2021-09-17 | 2021-12-17 | 无锡希格声声学科技有限公司 | Vibration and noise reduction method for outdoor low-frequency noise |
| CN113799449A (en) * | 2021-09-17 | 2021-12-17 | 无锡希格声声学科技有限公司 | Composite damping plate for low-medium frequency noise reduction and switching |
| CN113799449B (en) * | 2021-09-17 | 2023-06-30 | 深圳市百代亚星科技有限公司 | Composite damping plate for medium-low frequency noise reduction switching |
| CN113799450B (en) * | 2021-09-17 | 2023-10-24 | 无锡希格声声学科技有限公司 | Noise reduction damping plate made of acoustic metamaterial |
| CN113823254A (en) * | 2021-10-28 | 2021-12-21 | 深圳清华大学研究院 | Non-uniform mass and asymmetrically distributed film type low-frequency sound insulation acoustic metamaterial |
| CN113823254B (en) * | 2021-10-28 | 2023-10-31 | 深圳清华大学研究院 | Film type low-frequency sound insulation acoustic metamaterial with non-uniform quality and asymmetric distribution |
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| Publication number | Publication date |
|---|---|
| CN105922660B (en) | 2018-08-17 |
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