CN108749163A - A kind of preparation method of Pneumatic flexible element with variable rigidity - Google Patents
A kind of preparation method of Pneumatic flexible element with variable rigidity Download PDFInfo
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- CN108749163A CN108749163A CN201810462789.0A CN201810462789A CN108749163A CN 108749163 A CN108749163 A CN 108749163A CN 201810462789 A CN201810462789 A CN 201810462789A CN 108749163 A CN108749163 A CN 108749163A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 100
- 229920001778 nylon Polymers 0.000 claims abstract description 41
- 239000011230 binding agent Substances 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000003292 glue Substances 0.000 claims description 10
- 229920002799 BoPET Polymers 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000005060 rubber Substances 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 229920005839 ecoflex® Polymers 0.000 claims description 3
- 238000003698 laser cutting Methods 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000007965 rubber solvent Substances 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000000835 fiber Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 3
- 230000008485 antagonism Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary 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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B25/08—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- 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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/10—Layered products comprising a layer of natural or synthetic rubber next to a fibrous or filamentary 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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/20—Layered products comprising a layer of natural or synthetic rubber comprising silicone rubber
-
- 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
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/02—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
-
- 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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0261—Polyamide fibres
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/54—Yield strength; Tensile strength
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/558—Impact strength, toughness
Landscapes
- Laminated Bodies (AREA)
Abstract
A kind of preparation method of Pneumatic flexible element with variable rigidity, this method are based on Pneumatic flexible element with variable rigidity, which includes the first silicon rubber film, the second silicon rubber film, nylon fiber and gas-guide tube；First silicon rubber film, nylon fiber and the second silicon rubber film are set gradually from top to bottom, and one end of nylon fiber is pasted onto the lower surface of the first silicon rubber film or the upper surface of the second silicon rubber film by binder；The edge of first silicon rubber film and the second silicon rubber film is pasted by first binding agent seal；The edge location for paste in the first silicon rubber film and the second silicon rubber film is arranged in gas-guide tube, and is connected to internal nylon fiber；The silicon rubber film modulus of the present invention is smaller, and internal fiber is more soft, therefore unit can realize the deformation of bending, stretching, torsion, compression, therefore is not restricted by shape.Different negative pressure is imposed to unit, easy to operate, controllability is good, and variation rigidity effect is more apparent.
Description
Technical field
The invention belongs to intellectual material and intelligence structure field, more particularly to a kind of preparation of Pneumatic flexible element with variable rigidity
Method.
Background technology
Variation rigidity technology can be applied to the fields such as actively (half actively) absorbing, robotically-driven, deformation, such as engine
Vibration and noise reducing, the antidetonation of the buildings such as house, bridge, flexible robot's handgrip etc., either in scientific research still actual
In engineer application, variation rigidity technology suffers from very important effect.Realize that the methods and techniques of variation rigidity have at present：Electric current becomes
Technology, magnetic converting technique, variable rate spring etc., wherein electro-rheological technology develop still immature, controllability hardly possible with magnetic converting technique
To ensure, variable rate spring mechanism is complex, and shape is fixed, and applicable object is limited.
Invention content
The purpose of the present invention is to provide a kind of preparation methods of Pneumatic flexible element with variable rigidity, to solve the above problems.
To achieve the above object, the present invention uses following technical scheme：
A kind of preparation method of Pneumatic flexible element with variable rigidity, this method are based on Pneumatic flexible element with variable rigidity, the unit
Including the first silicon rubber film, the second silicon rubber film, nylon fiber and gas-guide tube；First silicon rubber film, nylon fiber and
Second silicon rubber film is set gradually from top to bottom, and one end of nylon fiber is pasted onto the first silicon rubber film by binder
Lower surface or the upper surface of the second silicon rubber film；The edge of first silicon rubber film and the second silicon rubber film passes through binder
Sealing is pasted；Gas-guide tube is arranged the edge location for paste in the first silicon rubber film and the second silicon rubber film, and with internal Buddhist nun
Imperial fiber connection；
The preparation method of Pneumatic flexible element with variable rigidity, includes the following steps：
Step 1, the first silicon rubber film and the second silicon rubber film are prepared, ensures that they are the identical rectangular silicon rubber of size
Glue film；
Step 2, one end of nylon fiber is pasted onto to lower surface or the second silicon of the first silicon rubber film by binder
The upper surface of rubber film；First silicon rubber film and the fully wrapped around firmly nylon fiber of the second silicon rubber film；By gas-guide tube cloth
Set with nylon fiber same layer；
Step 3, using binder by the marginal adhesion of two silicon rubber films together, one end of gas-guide tube is sealed in two
In a silicon rubber film, the other end is in communication with the outside.
Further, in step 1, the preparation method of the first silicon rubber film and the second silicon rubber film includes following step
Suddenly：
1) by silicon rubber A, B component according to mass ratio 1：1 mixing, stirs evenly and is de-gassed；
2) one layer of releasing agent is sprayed in PET film, is cast the silicon rubber solvent prepared using casting machine, is heated
Make its solidification；
3) silicon rubber film is removed from PET film using blade or laser cutting machine.
Further, the model Ecoflex 00-20 types of silicon rubber.
Further, nylon fiber is bilayer arrangement, and upper layer nylon fiber is arranged perpendicular to lower layer's nylon fiber；Nylon is fine
One end of dimension is to bond end, and the other end is free end, bonds end and free end cross-distribution；It is arc-shaped to bond end, bonds end
It is bonded with the lower surface of the first silicon rubber film or the upper surface of the second silicon rubber film.
Further, nylon fiber bonds to form by binder
Further, binder is 20 silicon rubber glue of Sil-Poxy Smooth-on.
Further, gas-guide tube is made of polyvinyl chloride, bore 2mm.
Compared with prior art, the present invention has following technique effect：
The present invention is by unit inside charge and discharge air, using between fiber and fiber and between fiber and film inner wall
Antagonism, achieve the purpose that adjust unit overall stiffness variation；The silicon rubber film modulus of the present invention is smaller, and internal fine
Dimension is more soft, therefore unit can realize the deformation of bending, stretching, torsion, compression, therefore is not restricted by shape.To unit
Different negative pressure is imposed, realizes the different stiffness variation of unit.Its is easy to operate, and controllability is good, and variation rigidity effect is more apparent.
Description of the drawings
Fig. 1 is the isometric sectional view of Pneumatic flexible element with variable rigidity.
Fig. 2 is the production process schematic diagram of Pneumatic flexible element with variable rigidity.
Fig. 3 is fibrous layer partial enlarged view.
Fig. 4 is test principle figure.
Wherein：1, the first silicon rubber film；2, the second silicon rubber film；3, nylon fiber；4, gas-guide tube.
Specific implementation mode
Below in conjunction with attached drawing, the present invention is further described：
- Fig. 4, a kind of preparation method of Pneumatic flexible element with variable rigidity are please referred to Fig.1, this method is based on Pneumatic flexible and becomes rigid
Unit is spent, which includes the first silicon rubber film 1, the second silicon rubber film 2, nylon fiber 3 and gas-guide tube 4；First silicon rubber
Glue film 1, nylon fiber 3 and the second silicon rubber film 2 are set gradually from top to bottom, and one end of nylon fiber 3 passes through binder
It is pasted onto the lower surface of the first silicon rubber film 1 or the upper surface of the second silicon rubber film 2；First silicon rubber film 1 and second
It is pasted by first binding agent seal at the edge of silicon rubber film 2；Gas-guide tube is arranged in the first silicon rubber film 1 and the second silicon rubber thin
The edge location for paste of film 2, and be connected to internal nylon fiber 3；
The preparation method of Pneumatic flexible element with variable rigidity, includes the following steps：
Step 1, the first silicon rubber film 1 and the second silicon rubber film 2 are prepared, ensures that they are the identical rectangular silicon of size
Rubber film；
Step 2, one end of nylon fiber is pasted onto to lower surface or the second silicon of the first silicon rubber film 1 by binder
The upper surface of rubber film 2；2 fully wrapped around firmly nylon fiber 3 of first silicon rubber film 1 and the second silicon rubber film；By air guide
Pipe 4 is arranged in and 3 same layer of nylon fiber；
Step 3, using binder by the marginal adhesion of two silicon rubber films together, one end of gas-guide tube 4 is sealed in
In two silicon rubber films, the other end is in communication with the outside.
In step 1, the preparation method of the first silicon rubber film 1 and the second silicon rubber film 2 includes the following steps：
1) by silicon rubber A, B component according to mass ratio 1：1 mixing, stirs evenly and is de-gassed；
2) one layer of releasing agent is sprayed in PET film, is cast the silicon rubber solvent prepared using casting machine, is heated
Make its solidification；
3) silicon rubber film is removed from PET film using blade or laser cutting machine.
The model Ecoflex 00-20 types of silicon rubber.
Nylon fiber 3 is bilayer arrangement, and upper layer nylon fiber is arranged perpendicular to lower layer's nylon fiber；The one of nylon fiber 3
To bond end, the other end is free end at end, bonds end and free end cross-distribution；It is arc-shaped to bond end, bonds end and first
The lower surface of silicon rubber film 1 or the upper surface of the second silicon rubber film 2 bond.
Nylon fiber 3 bonds to form by binder
Binder is 20 silicon rubber glue of Sil-Poxy Smooth-on.
Gas-guide tube is made of polyvinyl chloride, bore 2mm.
With reference to attached drawing 2 and attached drawing 3, using silicon rubber glue Sil-Poxy (Smooth-on) 20 by the bonding of nylon fiber
End is bonded in the lower surface of silicon rubber film or the upper surface of silicon rubber film, and the other end of fiber is free end, fiber cluster
Arrangement mode as shown in figure 3, bonding end and free end cross-distribution.
With reference to attached drawing 2 and attached drawing 3, the assembling flow path of Pneumatic flexible element with variable rigidity is：The round end side of fiber is used
Silicon rubber glue Sil-Poxy (Smooth-on) 20 is adhered on silicon rubber film, and spread geometry is as shown in Fig. 2, square；
Then conduit is arranged in and fiber same layer；Finally use silicon rubber glue Sil-Poxy (Smooth-on) 20 by two silicon rubbers
The marginal adhesion of glue film together, ensures the air-tightness of unit.
With reference to attached drawing 2, inflation/deflation is carried out by gas-guide tube to unit, using between fiber and fiber and fiber and film
Antagonism between inner wall achievees the purpose that adjust the variation of unit overall stiffness.It is measured through experiment, element stiffness increases with negative pressure
Increase greatly.
With reference to attached drawing 4, test specimen is placed on experimental rig and carries out stiffness measurement, test result is：When not vacuumizing
The rigidity of sample is 15.6N/m, and after vacuumizing, sample rigidity reaches 118.3N/m, and stiffness variation rate reaches 658.3%.
Claims (7)
1. a kind of preparation method of Pneumatic flexible element with variable rigidity, which is characterized in that this method is based on Pneumatic flexible variation rigidity list
Member, the unit include the first silicon rubber film (1), the second silicon rubber film (2), nylon fiber (3) and gas-guide tube (4)；First
Silicon rubber film (1), nylon fiber (3) and the second silicon rubber film (2) are set gradually from top to bottom, and the one of nylon fiber (3)
End is pasted onto the lower surface of the first silicon rubber film (1) or the upper surface of the second silicon rubber film (2) by binder；First silicon
The edge of rubber film (1) and the second silicon rubber film (2) is pasted by first binding agent seal；Gas-guide tube is arranged in the first silicon rubber
The edge location for paste of film (1) and the second silicon rubber film (2), and be connected to internal nylon fiber (3)；
The preparation method of Pneumatic flexible element with variable rigidity, includes the following steps：
Step 1, the first silicon rubber film (1) and the second silicon rubber film (2) are prepared, ensures that they are the identical rectangular silicon of size
Rubber film；
Step 2, one end of nylon fiber is pasted onto to lower surface or the second silicon rubber of the first silicon rubber film (1) by binder
The upper surface of glue film (2)；First silicon rubber film (1) and the fully wrapped around firmly nylon fiber (3) of the second silicon rubber film (2)；
Gas-guide tube (4) is arranged in and nylon fiber (3) same layer；
Step 3, using binder by the marginal adhesion of two silicon rubber films together, one end of gas-guide tube (4) is sealed in two
In a silicon rubber film, the other end is in communication with the outside.
2. a kind of preparation method of Pneumatic flexible element with variable rigidity according to claim 1, which is characterized in that in step 1,
The preparation method of first silicon rubber film (1) and the second silicon rubber film (2) includes the following steps：
1) by silicon rubber A, B component according to mass ratio 1：1 mixing, stirs evenly and is de-gassed；
2) one layer of releasing agent is sprayed in PET film, is cast the silicon rubber solvent prepared using casting machine, and heating makes it
Solidification；
3) silicon rubber film is removed from PET film using blade or laser cutting machine.
3. a kind of preparation method of Pneumatic flexible element with variable rigidity according to claim 2, which is characterized in that silicon rubber
Model Ecoflex 00-20 types.
4. a kind of preparation method of Pneumatic flexible element with variable rigidity according to claim 1, which is characterized in that nylon fiber
(3) it is bilayer arrangement, upper layer nylon fiber is perpendicular to the setting of lower layer's nylon fiber；One end of nylon fiber (3) is to bond end, separately
One end is free end, bonds end and free end cross-distribution；It is arc-shaped to bond end, bonds end and the first silicon rubber film (1)
Lower surface or the second silicon rubber film (2) upper surface bond.
5. a kind of preparation method of Pneumatic flexible element with variable rigidity according to claim 4, which is characterized in that nylon fiber
(3) it bonds to be formed by binder.
6. a kind of preparation method of Pneumatic flexible element with variable rigidity according to claim 1, which is characterized in that binder is
20 silicon rubber glue of Sil-Poxy Smooth-on.
7. a kind of preparation method of Pneumatic flexible element with variable rigidity according to claim 1, which is characterized in that gas-guide tube by
Polyvinyl chloride is made, bore 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810462789.0A CN108749163B (en) | 2018-05-15 | 2018-05-15 | Preparation method of pneumatic flexible variable stiffness unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810462789.0A CN108749163B (en) | 2018-05-15 | 2018-05-15 | Preparation method of pneumatic flexible variable stiffness unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108749163A true CN108749163A (en) | 2018-11-06 |
| CN108749163B CN108749163B (en) | 2020-05-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109533279A (en) * | 2018-12-28 | 2019-03-29 | 西安交通大学 | A kind of variant aircraft flexible wing and its variation rigidity stressed-skin construction and preparation method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202004005671U1 (en) * | 2004-04-07 | 2004-07-15 | Lat Suhl Ag | Energy supply arrangement for the carriage of a planar drive unit comprises a flat supply element with separately fixed electrical, pneumatic and/or hydraulic lines which run roughly parallel to one another |
| CN104401497A (en) * | 2014-11-19 | 2015-03-11 | 中国航空工业集团公司沈阳飞机设计研究所 | Flexible envelope for self-adaption swell air inlet channel |
| CN106859770A (en) * | 2017-02-27 | 2017-06-20 | 西安交通大学 | A kind of pneumatic operation technique arm of multiple degrees of freedom variable rigidity and preparation method |
-
2018
- 2018-05-15 CN CN201810462789.0A patent/CN108749163B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202004005671U1 (en) * | 2004-04-07 | 2004-07-15 | Lat Suhl Ag | Energy supply arrangement for the carriage of a planar drive unit comprises a flat supply element with separately fixed electrical, pneumatic and/or hydraulic lines which run roughly parallel to one another |
| CN104401497A (en) * | 2014-11-19 | 2015-03-11 | 中国航空工业集团公司沈阳飞机设计研究所 | Flexible envelope for self-adaption swell air inlet channel |
| CN106859770A (en) * | 2017-02-27 | 2017-06-20 | 西安交通大学 | A kind of pneumatic operation technique arm of multiple degrees of freedom variable rigidity and preparation method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109533279A (en) * | 2018-12-28 | 2019-03-29 | 西安交通大学 | A kind of variant aircraft flexible wing and its variation rigidity stressed-skin construction and preparation method |
| CN109533279B (en) * | 2018-12-28 | 2020-10-27 | 西安交通大学 | Flexible wing of morphing aircraft, variable-stiffness skin structure of flexible wing and preparation method of variable-stiffness skin structure |
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| CN108749163B (en) | 2020-05-22 |
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Granted publication date: 20200522 |