CN103438090A - Hinge made of composite material and provided with shape memory function, and preparation method of hinge - Google Patents
Hinge made of composite material and provided with shape memory function, and preparation method of hinge Download PDFInfo
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- CN103438090A CN103438090A CN2013103604668A CN201310360466A CN103438090A CN 103438090 A CN103438090 A CN 103438090A CN 2013103604668 A CN2013103604668 A CN 2013103604668A CN 201310360466 A CN201310360466 A CN 201310360466A CN 103438090 A CN103438090 A CN 103438090A
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- shape memory
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Abstract
The invention discloses a hinge made of a composite material and provided with a shape memory function, and a preparation method of the hinge. The hinge is an integrated tube-shaped hinge; the cross section is in longitudinal symmetry and bilateral symmetry; the shape of half of the contour line of the cross section is shown in the specification, the half the contour line comprises a central convex arc, concave arcs on two sides and a horizontal edge; a central convex casing, concave casings on the two sides and an adhesive surface of the hinge respectively correspond to the central convex arc, the concave arcs on the two sides, and the horizontal edge; the hinge is divided into non-open zones at two ends and an open zone in the middle section in the length direction; the open zone in the middle section is used for satisfying the needs of folding and unfolding, and is symmetrically arranged near the concave casings on the two sides of the middle section; the adhesive surface of the middle section is reserved during opening. A preparation method for the hinge comprises five steps. The hinge has the advantages of simple structure, excellent comprehensive properties and easy operation in the preparation technology, thereby having an excellent engineering application value.
Description
Technical field
The invention provides a kind of shape memory composite material hinge and preparation method thereof, belong to composite structure design and manufacturing technology field.
Background technique
Shape memory composite material hinge is the structure that has shape memory function by a kind of, can complete folding and launch the large deformation process and failure not.Shape memory composite material hinge is not only lightweight, and excellent performance, therefore obtains in the last few years more and more the concern, especially at space industry.Shape memory composite material hinge is divided into two classes according to folding and expansion deformation mechanism: a class is to adopt conventional composite material (polymer material in component material does not have shape memory characteristic) to make, resiliently deformable all occurs in folding and expansion process, at first make its folded deformation by applying external force, the elastic strain energy stored while while needing to launch, recycling its folded deformation completes the expansion deformation process, and then return to its initial configuration, realize shape memory function; The another kind of composite material (polymer material in component material has shape memory characteristic) that is employing itself has style characteristic is made, at first more than being heated the transition temperature of composite material of shape memory, apply external force and make its folded deformation, cooling under the folded deformation state, freeze the folded deformation state, be heated again the expansion deformation process that heated up while needing to launch, and then return to its initial configuration, realize shape memory function.Classical shape memory composite material hinge, from the structural design angle, can be divided into again split blade type shape memory composite material hinge and tubular type shape memory composite material hinge.The split blade type shape memory composite material hinge is comprised of the fixture at multi-disc composite material shell and two ends, deformability is strong, but except the composite material shell, also need extra fixture that the composite material shell is assembled up to the competence exertion effect, therefore, complex structure, integrity is poor, weight is large; The tubular type shape memory composite material hinge is that both sides need the zone of opening to carry out opening on composite tube, to meet folding and to launch needs, be a kind of be whole hinge structure, therefore, simple in structure, good integrity, lightweight.Although split blade type shape memory composite material hinge and tubular type shape memory composite material hinge are to study at present and most widely used two kinds of composite material hinges, but the deficiency of still having, i.e. horizontal bending resistance under complete deployed condition and axially anti-twisting property relatively a little less than, be unfavorable for using bearing under the condition of complex load.
Summary of the invention
The object of the present invention is to provide a kind of shape memory composite material hinge and preparation method thereof, to solve horizontal bending resistance and the axial anti-twisting property relatively weak technical problem of classical shape memory composite material hinge under complete deployed condition.
The technical solution adopted in the present invention is as follows:
1) a kind of shape memory composite material hinge of the present invention, it is a kind of cast hinge of integral body, be shape of cross section with the difference of tubular type shape memory composite material hinge, the cross section of shape memory composite material hinge of the present invention is upper and lower symmetrical and symmetrical, and half of the profile line of cross section is
type, be comprised of middle convex arc, both sides concave arc and horizontal edge, and corresponding with middle convex arc, both sides concave arc and horizontal edge is the recessed shell in middle convex hull, both sides and three parts of splicing face of shape memory composite material hinge of the present invention.Shape memory composite material hinge of the present invention is divided into the non-open region at two ends and the open region of intermediate section along its length, the open region that intermediate section is set is in order to meet needs folding and that launch, this and tubular type shape memory composite material hinge are similar, but the open region of shape memory composite material hinge of the present invention must be symmetricly set near the recessed shell in the both sides of intermediate section, and retain the cement plane of intermediate section when opening.
The selected composite material of shape memory composite material hinge of the present invention is comprised of reinforcing material and polymer material, polymer material in component material has shape memory characteristic, select the polymer material with shape memory characteristic to prepare shape memory composite material hinge of the present invention, utilize the shape memory characteristic of polymer material self to realize the shape memory function of the folding and expanding of shape memory composite material hinge.
Wherein, polymer material in component material can not have shape memory characteristic, select the polymer material without shape note characteristic to prepare shape memory composite material hinge of the present invention, utilize elastic strain to realize the shape memory function of the folding and expanding of shape memory composite material hinge.
2) preparation method of a kind of shape memory composite material hinge of the present invention, its preparation process is as follows:
Step 3, with selected composite material prepare two identical
type composite material shell.
Wherein, " polymer material " described in step 1 is epoxy resin, vinyl benzene, styrene-butadiene, using trans-polyisoprene, cyanate, polyurethane, polynorbornene, polyimide, bismaleimides, polyamide, polyphenylene sulfide, PAEK, polyvinyl alcohol; the chopped strand that reinforcing material is carbon fiber, glass fibre, Kevlar fiber, boron fiber, vegetable fiber or above fabric or above fiber, and micron or nano level carbon dust, carbon nano-particle or carbon nano-tube.
Wherein, " the solidifying method " described in step 2 is resin transfer molding method, vacuum assisted resin injection molding forming method, TERTM forming method, air bag pressing, strengthens thermosetting resin injection moulding, hot-press tank method, vacuum bag molding, SRIM method or die pressing.
Wherein, " adhesive " described in step 4 is epoxy resin adhesive, epoxy phenolic adhesive, polyimides adhesive, phenolic resin adhesive or organic siliconresin adhesive, the concrete adhesive of which kind of type of selecting mainly determines according to the polymer material in selected component material, the curing condition of adhesive especially solidifying temperature will with component material in polymer material be complementary.
A kind of shape memory composite material hinge of the present invention and preparation method thereof, that its beneficial effect is that shape memory composite material hinge of the present invention has is simple in structure, good integrity, lightweight characteristics, and the horizontal bending resistance under complete deployed condition is with axially anti-twisting property is higher, excellent combination property, in addition, preparation method's operation of shape memory composite material hinge of the present invention is also fairly simple, and therefore, the present invention has extraordinary engineering using value.
The accompanying drawing explanation
Fig. 1 is that the master of shape memory composite material hinge looks schematic diagram
Fig. 2 is the schematic side view of shape memory composite material hinge.
Fig. 3 is the schematic top plan view of shape memory composite material hinge.
Fig. 4 is the schematic side view such as axle such as grade of shape memory composite material hinge.
Fig. 5 is preparation method's FB(flow block) of shape memory composite material hinge.
Fig. 1: 1. convex arc, 2. both sides concave arc, 3. horizontal edge in the middle of.
In Fig. 3: 4. non-open region, 5. open region, 6. non-open region.
In Fig. 4: 7. convex hull, the 8. recessed shell in both sides, 9. splicing face in the middle of.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is made further instructions.
Shape memory composite material hinge of the present invention is a kind of cast hinge of integral body, be shape of cross section with the difference of tubular type shape memory composite material hinge, the cross section of shape memory composite material hinge of the present invention is upper and lower symmetrical and symmetrical, and half of the profile line of cross section is
type, form (as shown in Figure 1) by middle convex arc 1, both sides concave arc 2 and horizontal edge 3, corresponding with middle convex arc 1, both sides concave arc 2 and horizontal edge 3 is the recessed shell 8 in middle convex hull 7, both sides and 9 three parts of splicing face (as shown in Figure 4) of shape memory composite material hinge of the present invention.The open region 5(that shape memory composite material hinge of the present invention is divided into the non-open region (4 and 6) at two ends and intermediate section along its length as shown in Figures 2 and 3), the open region 5 that intermediate section is set is in order to meet needs folding and that launch, this and tubular type shape memory composite material hinge are similar, but the open region of shape memory composite material hinge of the present invention 5 must be symmetricly set near the recessed shell 8 in the both sides of intermediate section, and retain the cement plane 9 of intermediate section when opening.For shape memory composite material hinge of the present invention, open region 5 foldables and the expansion of its intermediate section, can complete folding and expansion distortion on a large scale, in addition, owing near the open region 5 at intermediate section, having retained splicing face 9, can effectively improve horizontal bending resistance and the axial anti-twisting property of shape memory composite material hinge of the present invention under complete deployed condition.When design shape memory composite material hinge of the present invention, need to pay close attention to geometrical shape and the size of the open region 5 of shape of cross section, wall thickness and intermediate section.The middle convex arc 1 of shape memory composite material hinge cross section of the present invention and both sides concave arc 2 can be the circular arc of iso-curvature or the camber line of variable curvature, and horizontal edge 3 is straight line; The wall thickness suggestion of shape memory composite material hinge of the present invention is below 2mm; Choosing of the geometrical shape of the open region 5 of the intermediate section of shape memory composite material hinge of the present invention and size should make the stress level of total in folding and expansion process meet requirement of strength, can not cause the structure failure, and efficiency is high again, this can carry out analysis and design by Finite Element Method, usually adopt rectangular aperture, perhaps on the basis of rectangular aperture, then at open semicircle hole, the two ends of rectangular aperture or part circular hole.
The selected composite material of shape memory composite material hinge of the present invention is comprised of reinforcing material and polymer material, and the polymer material in its component material can not have shape memory characteristic, also can have shape memory characteristic.If select the polymer material without shape note characteristic to prepare shape memory composite material hinge of the present invention, utilize elastic strain to realize the shape memory function of the folding and expanding of shape memory composite material hinge; If select the polymer material with shape memory characteristic to prepare shape memory composite material hinge of the present invention, utilize the shape memory characteristic of polymer material self to realize the shape memory function of the folding and expanding of shape memory composite material hinge.Polymer material is epoxy resin, vinyl benzene, styrene-butadiene, using trans-polyisoprene, cyanate, polyurethane, polynorbornene, polyimide, bismaleimides, polyamide, polyphenylene sulfide, PAEK or polyvinyl alcohol; the chopped strand that reinforcing material is carbon fiber, glass fibre, Kevlar fiber, boron fiber, vegetable fiber or above fabric or above fiber, and micron or nano level carbon dust, carbon nano-particle or carbon nano-tube.
The preparation method's of shape memory composite material hinge of the present invention flow process as shown in Figure 5, at first be identified for preparing the composite material component of this shape memory composite material hinge, according to selected composite material component, determine the composite material solidification forming method, prepare on this basis two identical
type composite material shell, more identical by two
the splicing face of type composite material shell is undertaken bonding by adhesive, the In A Thin-walled Tube of Composite part formed, near the opening recessed shell 8 in both sides of the last intermediate section at the In A Thin-walled Tube of Composite part, and the cement plane 9 that retains intermediate section when opening, the open region 5 that forms intermediate section has just obtained shape memory composite material hinge of the present invention.
See Fig. 5, the preparation method of a kind of shape memory composite material hinge of the present invention, its concrete preparation process is as follows:
Wherein, be resin transfer molding method, vacuum assisted resin injection molding forming method, TERTM forming method, air bag pressing, strengthen thermosetting resin injection moulding, hot-press tank method, vacuum bag molding, SRIM method or die pressing in " the solidifying method " described in step 1.
Step 3, with selected composite material prepare two identical
type composite material shell.
Wherein, at " adhesive " described in step 4, be epoxy resin adhesive, epoxy phenolic adhesive, polyimides adhesive, phenolic resin adhesive or organic siliconresin adhesive, the concrete adhesive of which kind of type of selecting mainly determines according to the polymer material in selected component material, the curing condition of adhesive especially solidifying temperature will with component material in polymer material be complementary.
Claims (8)
1. a shape memory composite material hinge, it is characterized in that: it is a kind of cast hinge of integral body, and its cross section is upper and lower symmetrical and symmetrical, and half of the profile line of cross section is
type, by middle convex arc, both sides concave arc and horizontal edge, formed, corresponding with middle convex arc, both sides concave arc and horizontal edge is the recessed shell in middle convex hull, both sides and three parts of splicing face of shape memory composite material hinge, shape memory composite material hinge is divided into the non-open region at two ends and the open region of intermediate section along its length, the open region that intermediate section is set is in order to meet needs folding and that launch, this open region must be symmetricly set near the recessed shell in both sides of intermediate section, and retains the cement plane of intermediate section when opening;
The selected composite material of this shape memory composite material hinge is comprised of reinforcing material and polymer material, polymer material in component material has shape memory characteristic, select the polymer material with shape memory characteristic to prepare shape memory composite material hinge of the present invention, utilize the shape memory characteristic of polymer material self to realize the shape memory function of the folding and expanding of shape memory composite material hinge.
2. the preparation method of a shape memory composite material hinge, it is characterized in that: its preparation process is as follows:
Step 1, be identified for preparing the composite material component of this shape memory composite material hinge, i.e. reinforcing material and polymer material;
Step 2, determine the solidifying method of composite material;
Step 3, with selected composite material prepare two identical
type composite material shell;
Step 4, identical by two
the splicing face of type composite material shell is undertaken bonding by adhesive, the In A Thin-walled Tube of Composite part of formation;
Step 5, near the In A Thin-walled Tube of Composite part opening recessed shell in the both sides of intermediate section prepared by step 4, and retain the cement plane of intermediate section when opening, form the open region of intermediate section, finally just obtained shape memory composite material hinge; Near the splicing face retained the open region of intermediate section, can effectively improve horizontal bending resistance and the axial anti-twisting property of this shape memory composite material hinge under complete deployed condition.
3. a kind of shape memory composite material hinge according to claim 1, it is characterized in that: the polymer material in component material does not have shape memory characteristic, select the polymer material without shape note characteristic to prepare this shape memory composite material hinge, utilize elastic strain to realize the shape memory function of the folding and expanding of shape memory composite material hinge.
4. a kind of shape memory composite material hinge according to claim 2, it is characterized in that: " polymer material " described in step 1 is epoxy resin, vinyl benzene, styrene-butadiene, using trans-polyisoprene, cyanate, polyurethane, polynorbornene, polyimide, bismaleimides, polyamide, polyphenylene sulfide, PAEK, polyvinyl alcohol, and " reinforcing material " is carbon fiber, glass fibre, Kevlar fiber, boron fiber, vegetable fiber or above fabric.
5. a kind of shape memory composite material hinge according to claim 2, is characterized in that: the chopped strand that " reinforcing material " described in step 1 is carbon fiber, glass fibre, Kevlar fiber, boron fiber, vegetable fiber.
6. a kind of shape memory composite material hinge according to claim 2 is characterized in that: " reinforcing material " described in step 1 is micron or nano level carbon dust, carbon nano-particle or carbon nano-tube.
7. a kind of shape memory composite material hinge according to claim 2 is characterized in that: " the solidifying method " described in step 2 for resin transfer molding method, vacuum assisted resin injection molding forming method, TERTM forming method, air bag pressing, strengthen thermosetting resin injection moulding, hot-press tank method, vacuum bag molding, SRIM method or die pressing.
8. a kind of shape memory composite material hinge according to claim 2, it is characterized in that: a kind of in epoxy resin adhesive, epoxy phenolic adhesive, polyimides adhesive, phenolic resin adhesive and organic siliconresin adhesive of " adhesive " described in step 4, the concrete adhesive of which kind of type of selecting determines according to the polymer material in selected component material, the curing condition of adhesive especially solidifying temperature will with component material in polymer material be complementary.
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| CN201310360466.8A CN103438090B (en) | 2013-08-19 | 2013-08-19 | A kind of shape memory composite material hinge and preparation method thereof |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103980490A (en) * | 2014-05-22 | 2014-08-13 | 冷劲松 | Shape memory polyimide prepared by virtue of chemical imidization and preparation method thereof |
| CN105313346A (en) * | 2015-11-24 | 2016-02-10 | 中航复合材料有限责任公司 | Preparation method of foldable self-resilience composite material pipe type hinge |
| CN105356029A (en) * | 2015-11-09 | 2016-02-24 | 哈尔滨工业大学 | Planar reflection array antenna based on shape memory polymer composite material hinge and expansion method thereof |
| CN106426976A (en) * | 2016-11-02 | 2017-02-22 | 上海复合材料科技有限公司 | Composite-material flexible hinge and manufacturing method thereof |
| CN106571510A (en) * | 2016-11-02 | 2017-04-19 | 上海复合材料科技有限公司 | Light foldable rod antenna for aerospace and preparation method thereof |
| CN109204886A (en) * | 2018-11-07 | 2019-01-15 | 哈尔滨工业大学 | A kind of shape memory hinge deployed configuration |
| CN109204885A (en) * | 2018-11-07 | 2019-01-15 | 哈尔滨工业大学 | A kind of shape memory unfolding mechanism |
| CN109485851A (en) * | 2018-11-06 | 2019-03-19 | 中国科学院兰州化学物理研究所 | A kind of preparation method and applications of 3D printing photocurable polyimide ink |
| CN109804329A (en) * | 2016-10-07 | 2019-05-24 | Ab电子有限公司 | Device with pedal with hinge member |
| CN110550237A (en) * | 2019-10-12 | 2019-12-10 | 上海宇航系统工程研究所 | Unfolding control device of thin-wall extending arm |
| CN111022113A (en) * | 2019-12-20 | 2020-04-17 | 哈尔滨工业大学 | Mine rescue capsule |
| CN111196893A (en) * | 2018-11-19 | 2020-05-26 | 中国科学院宁波材料技术与工程研究所 | Functional composite wire based on carbon fiber reinforced nylon and electric heating driving element made of functional composite wire |
| CN111472708A (en) * | 2020-03-23 | 2020-07-31 | 中国石油天然气股份有限公司 | Casing pipe patching pipe for casing damage well restoration and patching method thereof |
| CN111907733A (en) * | 2020-06-28 | 2020-11-10 | 上海宇航系统工程研究所 | Flexible solar wing hinge structure |
| CN114476140A (en) * | 2022-01-25 | 2022-05-13 | 北京航空航天大学 | Light small-size multilayer deployable film lens hood based on combined material hinge |
| CN115246998A (en) * | 2022-08-15 | 2022-10-28 | 北京航空航天大学 | Composite material hinge based on folding and expansion of shape memory composite material control |
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| CN103980490A (en) * | 2014-05-22 | 2014-08-13 | 冷劲松 | Shape memory polyimide prepared by virtue of chemical imidization and preparation method thereof |
| CN105356029A (en) * | 2015-11-09 | 2016-02-24 | 哈尔滨工业大学 | Planar reflection array antenna based on shape memory polymer composite material hinge and expansion method thereof |
| CN105356029B (en) * | 2015-11-09 | 2018-06-22 | 哈尔滨工业大学 | Plane reflection array antenna and its method of deploying based on shape memory polymer composite material hinge |
| CN105313346A (en) * | 2015-11-24 | 2016-02-10 | 中航复合材料有限责任公司 | Preparation method of foldable self-resilience composite material pipe type hinge |
| CN109804329A (en) * | 2016-10-07 | 2019-05-24 | Ab电子有限公司 | Device with pedal with hinge member |
| CN109804329B (en) * | 2016-10-07 | 2021-08-17 | Ab电子有限公司 | Pedal device with hinge parts |
| CN106426976A (en) * | 2016-11-02 | 2017-02-22 | 上海复合材料科技有限公司 | Composite-material flexible hinge and manufacturing method thereof |
| CN106571510A (en) * | 2016-11-02 | 2017-04-19 | 上海复合材料科技有限公司 | Light foldable rod antenna for aerospace and preparation method thereof |
| CN109485851B (en) * | 2018-11-06 | 2020-12-01 | 中国科学院兰州化学物理研究所 | Preparation method and application of photocuring polyimide ink for 3D printing |
| CN109485851A (en) * | 2018-11-06 | 2019-03-19 | 中国科学院兰州化学物理研究所 | A kind of preparation method and applications of 3D printing photocurable polyimide ink |
| CN109204885A (en) * | 2018-11-07 | 2019-01-15 | 哈尔滨工业大学 | A kind of shape memory unfolding mechanism |
| CN109204886B (en) * | 2018-11-07 | 2024-01-30 | 哈尔滨工业大学 | Shape memory hinge unfolding structure |
| CN109204885B (en) * | 2018-11-07 | 2024-01-30 | 哈尔滨工业大学 | Shape memory unfolding mechanism |
| CN109204886A (en) * | 2018-11-07 | 2019-01-15 | 哈尔滨工业大学 | A kind of shape memory hinge deployed configuration |
| CN111196893A (en) * | 2018-11-19 | 2020-05-26 | 中国科学院宁波材料技术与工程研究所 | Functional composite wire based on carbon fiber reinforced nylon and electric heating driving element made of functional composite wire |
| CN111196893B (en) * | 2018-11-19 | 2022-10-14 | 中国科学院宁波材料技术与工程研究所 | Functional composite wire based on carbon fiber reinforced nylon and electric heating driving element made of functional composite wire |
| CN110550237A (en) * | 2019-10-12 | 2019-12-10 | 上海宇航系统工程研究所 | Unfolding control device of thin-wall extending arm |
| CN111022113A (en) * | 2019-12-20 | 2020-04-17 | 哈尔滨工业大学 | Mine rescue capsule |
| CN111472708A (en) * | 2020-03-23 | 2020-07-31 | 中国石油天然气股份有限公司 | Casing pipe patching pipe for casing damage well restoration and patching method thereof |
| CN111907733A (en) * | 2020-06-28 | 2020-11-10 | 上海宇航系统工程研究所 | Flexible solar wing hinge structure |
| CN114476140A (en) * | 2022-01-25 | 2022-05-13 | 北京航空航天大学 | Light small-size multilayer deployable film lens hood based on combined material hinge |
| CN115246998A (en) * | 2022-08-15 | 2022-10-28 | 北京航空航天大学 | Composite material hinge based on folding and expansion of shape memory composite material control |
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