CN104443438B - The manufacture method of Intelligent bamboo nodal pattern shape memory polymer composite material relieving mechanism - Google Patents
The manufacture method of Intelligent bamboo nodal pattern shape memory polymer composite material relieving mechanism Download PDFInfo
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- CN104443438B CN104443438B CN201410624847.7A CN201410624847A CN104443438B CN 104443438 B CN104443438 B CN 104443438B CN 201410624847 A CN201410624847 A CN 201410624847A CN 104443438 B CN104443438 B CN 104443438B
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Abstract
Intelligent bamboo nodal pattern shape memory polymer composite material relieving mechanism, to solve to produce impact, the problem polluting atmospheric environment when Traditional Space development mechanism relieving mechanism launches.Under in, the diameter of direct tube section is less than the diameter of interior upper direct tube section, outer sleeve booster is from top to bottom followed successively by outside upper direct tube section, external conical-tube section and outside lower direct tube section, the diameter of outside lower direct tube section is less than the diameter of outside upper direct tube section, outer sleeve booster is sleeved in inner sleeve driver, interior upper direct tube section is positioned in outside upper direct tube section, inner conical-tube section is positioned in external conical-tube section, under in, direct tube section is positioned in outside lower direct tube section, the upper surface of interior upper direct tube section is less than the upper surface of outside upper direct tube section, under in, the lower end of direct tube section exposes to outside lower direct tube section, the inwall of inner sleeve driver and outer sleeve booster has all sticked Electric radiant Heating Film, the material of inner sleeve driver and outer sleeve booster is shape memory polymer composite material.The present invention is for the space development mechanism of space industry.
Description
Technical field
The present invention relates to a kind of polymer composites relieving mechanism, be specifically related to a kind of Intelligent bamboo nodal pattern shape-memory polymer
The manufacture method of composite relieving mechanism.
Background technology
Polymer composites relieving mechanism launches the sky such as cell array, the deployable hinge in space at satellite antenna, solar energy
Between serve release action during development mechanism and Separation.The relieving mechanism of traditional space development mechanism is predominantly
Blasting bolt, while ensureing sufficient mechanical strength, also ensures sufficiently reliable Explosive separation, and in the ideal situation should
This does not has bomb fragments, blasting bolt to apply in space development mechanism discharges and has system complex, weight greatly, reliability ratio
Relatively low, produce impact during Free up Memory deployed configuration, bomb fragments injures structure and the equipment of surrounding, atmospheric environment is caused dirt
The problems such as dye.
Summary of the invention
The present invention solves and produce impact when Traditional Space development mechanism relieving mechanism launches, bomb fragments injures the structure of surrounding
And equipment, the problem that atmospheric environment is polluted, it is provided that a kind of Intelligent bamboo nodal pattern shape memory polymer composite material release
The manufacture method of mechanism.
The manufacture method of the Intelligent bamboo nodal pattern shape memory polymer composite material relieving mechanism of the present invention is based on intelligence ring
The manufacture method of type shape memory polymer composite material relieving mechanism, described relieving mechanism include inner sleeve driver (B),
Outer sleeve booster (A) and Electric radiant Heating Film (C), inner sleeve driver (B) be from top to bottom followed successively by interior upper direct tube section (B1),
Inner conical-tube section (B2) and interior lower direct tube section (B3), the diameter of interior lower direct tube section (B3) is less than interior upper direct tube section (B1)
Diameter, outer sleeve booster (A) is from top to bottom followed successively by outside upper direct tube section (A1), external conical-tube section (A2) and outside lower
Direct tube section (A3), the diameter of outside lower direct tube section (A3) is less than the diameter of outside upper direct tube section (A1), outer sleeve booster
(A) being sleeved in inner sleeve driver (B), interior upper direct tube section (B1) is positioned in outside upper direct tube section (A1), inner cone
Cylinder section (B2) be positioned in external conical-tube section (A2), interior lower direct tube section (B3) is positioned in outside lower direct tube section (A3), interior on
The upper surface of direct tube section (B1) is less than the upper surface of outside upper direct tube section (A1), and the lower end of interior lower direct tube section (B3) is exposed
In outside lower direct tube section (A3), the inwall of inner sleeve driver (B) and outer sleeve booster (A) has all sticked Electric radiant Heating Film
(C), the material of inner sleeve driver (B) and outer sleeve booster (A) is shape memory polymer composite material,
The internal diameter of described outside lower direct tube section (A3) is combined less than the external diameter of interior upper direct tube section (B1), described shape-memory polymer
Material be polystyrene shape-memory polymer, epoxy resin shape-memory polymer, cyanate system shape-memory polymer,
Shape memory polyester, shape memory styrene-butadiene or shape memory polynorbornene, described shape memory gathers
Reinforcing fiber in compound composite material accounts for the 10%～50% of total shape memory polymer composite material, and described shape memory gathers
Reinforcing fiber in compound composite material is carbon fiber, graphite fibre, glass fibre or CNT；
The manufacture method of described outer sleeve booster (A) is as follows:
Step one: according to the Guan Bi mould of actual outer sleeve booster (A) size design outer sleeve booster；
Step 2: the shape memory polymer composite material of preparation is filled the Guan Bi mould of outer sleeve booster in step one
In；
Step 3: solidification: the inside acquired in step 2 is filled with uncured fiber-reinforced shape memory polymer
The Guan Bi mould of outer sleeve booster is placed on to add in hot tank and heats, and heating-up temperature is 80 DEG C～100 DEG C, and heat time heating time is 16
Hour～24 hours；
Step 4: the demoulding: from adding the Guan Bi mould taking out outer sleeve booster hot tank, the Guan Bi mould to outer sleeve booster
After tool carries out demoulding process, obtain the original shape of fiber-reinforced shape memory polymer；
Step 5: after the original shape of fiber-reinforced shape memory polymer is heated to vitrification point, be more than with external diameter
First swollen cylinder (D1) of outside upper direct tube section (A1) internal diameter supports the internal diameter of big outside upper direct tube section (A1), makes outside upper direct tube section
(A1) internal diameter is more than the external diameter of interior upper direct tube section (B1), swollen more than the second of outside lower direct tube section (A3) internal diameter with external diameter
Cylinder (D2) supports the internal diameter of big outside lower direct tube section (A3), makes outside lower direct tube section (A3) internal diameter more than interior lower direct tube section (B3)
External diameter, obtain outer sleeve booster (A)；
Step 6: outer sleeve booster (A) is cooled down；
The manufacture method of described inner sleeve driver (B) is as follows:
Step one: according to the Guan Bi mould of actual inner sleeve driver (B) size design inner sleeve driver；
Step 2: the shape memory polymer composite material of preparation is filled the Guan Bi mould of inner sleeve driver in step one
In；
Step 3: solidification: the inside acquired in step 2 is filled with uncured fiber-reinforced shape memory polymer
The Guan Bi mould of inner sleeve driver is placed on to add in hot tank and heats, and heating-up temperature is 80 DEG C～100 DEG C, and heat time heating time is 16
Hour～24 hours；
Step 4: the demoulding: from adding the Guan Bi mould taking out inner sleeve driver hot tank, the Guan Bi mould to inner sleeve driver
After tool carries out demoulding process, obtain the original shape of fiber-reinforced shape memory polymer；
Step 5: the original shape of fiber-reinforced shape memory polymer in step 4 is placed in outside upper direct tube section (A1)
In, after in step 4, the original shape of fiber-reinforced shape memory polymer is heated to vitrification point, with external diameter more than interior
The internal diameter of direct tube section (B1) on 3rd swollen cylinder (D3) support imperial palace of upper direct tube section (B1) internal diameter, by Electric radiant Heating Film (C)
Heating inner conical-tube section (B2) contacts to inner conical-tube section (B2) with external conical-tube section (A2), so far, completes inner sleeve and drives
Device (B) and the compact siro spinning technology of outside upper direct tube section (A1).
The present invention has the advantages that compared with the conventional method
One, the present invention uses shape-memory polymer as the driver of relieving mechanism and main load part, adopts simultaneously
Increase its intensity by fibre-reinforced mode, effectively reduce the weight of relieving mechanism, in turn ensure that relieving mechanism simultaneously
Rigidity and the requirement of stability.The glass transition relying on material self realizes the startup of relieving mechanism, completes release process,
The motor process launched is steadily without impact, to whole space development mechanism not damaged after completing to discharge, pollution-free to space environment.
Two, after the temperature of shape memory polymer composite material reaches glass transition temperature, the deformation of relieving mechanism
Part will become original shape again, and the relieving mechanism structure of this shape memory polymer composite material is relatively simple, system structure
Controlling unit is few, and for opened loop control, the reliability of system work is high.
Three, present invention reduces the weight of the relieving mechanism of the space development mechanism of space flight, in holding capacity, reliability phase
In the case of when, effectively reduce the weight of relieving mechanism, and this relieving mechanism discharges, and process is steady, bearing capacity is big.
Can be as the relieving mechanism of the space development mechanism of space industry.
Accompanying drawing explanation
Fig. 1 is the relieving mechanism overall structure main sectional view of the present invention；
Fig. 2 is the structural perspective of outer sleeve booster A；
Fig. 3 is the structural perspective of inner sleeve driver B；
Fig. 4 is the structural perspective of first swollen D1；
Fig. 5 is the structural perspective of second swollen D2；
Fig. 6 is the structural perspective of three swollen D3.
Detailed description of the invention
Detailed description of the invention one: combine Fig. 1～Fig. 3 illustrate present embodiment, present embodiment include inner sleeve driver B,
Outer sleeve booster A and Electric radiant Heating Film C, inner sleeve driver B is from top to bottom followed successively by interior upper direct tube section B1, inner conical-tube section
B2 and interior lower direct tube section B3, the diameter of the interior lower direct tube section B3 diameter less than interior upper direct tube section B1, outer sleeve booster
A is from top to bottom followed successively by outside upper direct tube section A1, external conical-tube section A2 and outside lower direct tube section A3, and outside lower direct tube section A3's is straight
The footpath diameter less than outside upper direct tube section A1, outer sleeve booster A is sleeved in inner sleeve driver B, interior upper direct tube section
B1 is positioned in outside upper direct tube section A1, and inner conical-tube section B2 is positioned in external conical-tube section A2, and interior lower direct tube section B3 is positioned at outside lower
In direct tube section A3, the upper surface less than outside upper direct tube section A1, the upper surface of interior upper direct tube section B1, interior lower direct tube section B3's
Lower end exposes to outside lower direct tube section A3, and the inwall of inner sleeve driver B and outer sleeve booster A has all sticked Electric radiant Heating Film C,
The material of inner sleeve driver B and outer sleeve booster A is shape memory polymer composite material.By outside upper direct tube section
A1 heats reply, to realize inner sleeve driver B and the seamless link of outer sleeve booster A, thus by interior upper direct tube section
B1 part locking.When needing release, interior upper direct tube section B1 heating is replied so that the external diameter of interior upper direct tube section B1 is with interior
The external diameter of lower direct tube section B3 is equal, and inner sleeve driver B departs from smoothly from outside lower direct tube section A3, it is achieved release.
Inner sleeve driver B is connected (such as antenna, solar energy sailboard etc.) with deployable space structures, by outer sleeve booster
A is connected (such as satellite, airship, rocket etc.) with the main body of space development mechanism.When development mechanism needs release, use
The heating of inner sleeve driver B is swollen by Electric heating, after temperature reaches vitrification point, and inner sleeve driver B
Revert to original shape, under external force, just complete whole release process.Outer sleeve booster A is for discharging
The part that mechanism is connected with space development mechanism, this part is for strengthening the bonding strength of relieving mechanism, inside and outside by increasing
Frictional force between sleeve, it is achieved that the compact siro spinning technology of inside and outside sleeve.Electric radiant Heating Film C be to provide inner sleeve swell part reach
Energy needed for glass transition temperature.
Detailed description of the invention two: combine Fig. 1～Fig. 3 and present embodiment is described, the outside lower direct tube section A3's of present embodiment
The internal diameter external diameter less than interior upper direct tube section B1.Other composition and annexation are identical with detailed description of the invention one.
Detailed description of the invention three: combine figure Fig. 1～Fig. 3 and present embodiment is described, the shape-memory polymer of present embodiment
Composite be polystyrene shape-memory polymer, epoxy resin shape-memory polymer, cyanate system shape memory gather
Compound, shape memory polyester, shape memory styrene-butadiene or shape memory polynorbornene.Other composition
And annexation is identical with detailed description of the invention one or two.
Detailed description of the invention four: combine Fig. 1～Fig. 3 and present embodiment is described, the shape-memory polymer of present embodiment is multiple
Reinforcing fiber in condensation material accounts for the 10%～50% of total shape memory polymer composite material.Other composition and annexation with
Detailed description of the invention three is identical.
Detailed description of the invention five: combine Fig. 1～Fig. 3 and present embodiment is described, the shape-memory polymer of present embodiment is multiple
Reinforcing fiber in condensation material accounts for the 30% of total shape memory polymer composite material.Other composition and annexation are with concrete
Embodiment four is identical.
Detailed description of the invention six: combine Fig. 1～Fig. 3 and present embodiment is described, the shape-memory polymer of present embodiment is multiple
Reinforcing fiber in condensation material is carbon fiber, graphite fibre, glass fibre or CNT.Above-mentioned fibre reinforced materials has
The features such as proportion is high, intensity is big, modulus is high, corrosion-resistant, it is possible to the intensity of effective reinforced shape memory polymer.Other
Composition and annexation are identical with detailed description of the invention five.
Detailed description of the invention seven: combine Fig. 2, Fig. 4 and Fig. 5 and present embodiment is described, the outer sleeve of present embodiment strengthens
The manufacture method of device A is as follows:
Step one: according to the Guan Bi mould of actual outer sleeve booster A size design outer sleeve booster；
Step 2: the shape memory polymer composite material of preparation is filled the Guan Bi mould of outer sleeve booster in step one
In；The method of the preparation of shape memory polymer composite material is known to the skilled person technology；
Step 3: solidification: the inside acquired in step 2 is filled with uncured fiber-reinforced shape memory polymer
The Guan Bi mould of outer sleeve booster is placed on to add in hot tank and heats, and heating-up temperature is 80 DEG C～100 DEG C, and heat time heating time is 16
Hour～24 hours；
Step 4: the demoulding: from adding the Guan Bi mould taking out outer sleeve booster hot tank, the Guan Bi mould to outer sleeve booster
After tool carries out demoulding process, obtain the original shape of fiber-reinforced shape memory polymer；
Step 5: (can be with heating in water bath or to add hot tank permanent by the original shape heating of fiber-reinforced shape memory polymer
The temperature mode such as heating) to after vitrification point (TG), with external diameter more than first swollen D1 of outside upper direct tube section A1 internal diameter
Support the internal diameter of big outside upper direct tube section A1, make the outside upper direct tube section A1 internal diameter external diameter more than interior upper direct tube section B1, use external diameter
Second swollen D2 more than outside lower direct tube section A3 internal diameter supports the internal diameter of big outside lower direct tube section A3, in making outside lower direct tube section A3
The footpath external diameter more than interior lower direct tube section B3, obtains outer sleeve booster A；
Step 6: outer sleeve booster A is cooled down.
Outside upper direct tube section A1 part in step 2 only carries out longitudinal fiber winding, and other parts carry out the most biphase fiber and twine
Around.The big mode of support in step 5 can use the mode that mould swells, air pressure swells or hydraulic pressure swells.
Other composition and annexation are identical with detailed description of the invention six.
Detailed description of the invention eight: combine Fig. 3 and Fig. 6 and present embodiment is described, inner sleeve driver B of present embodiment
Manufacture method as follows:
Step one: according to the Guan Bi mould of actual inner sleeve driver B size design inner sleeve driver；
Step 2: the shape memory polymer composite material of preparation is filled the Guan Bi mould of inner sleeve driver in step one
In；The method of the preparation of shape memory polymer composite material is known to the skilled person technology；
Step 3: solidification: the inside acquired in step 2 is filled with uncured fiber-reinforced shape memory polymer
The Guan Bi mould of inner sleeve driver is placed on to add in hot tank and heats, and heating-up temperature is 80 DEG C～100 DEG C, and heat time heating time is 16
Hour～24 hours；
Step 4: the demoulding: from adding the Guan Bi mould taking out inner sleeve driver hot tank, the Guan Bi mould to inner sleeve driver
After tool carries out demoulding process, obtain the original shape of fiber-reinforced shape memory polymer；
Step 5: in the original shape of fiber-reinforced shape memory polymer is placed in outside upper direct tube section A1 in step 4,
In step 4, the original shape heating of fiber-reinforced shape memory polymer (can be with heating in water bath or add hot tank heated at constant temperature
Etc. mode) to after vitrification point (TG), support imperial palaces with external diameter more than the three swollen D3 of interior upper direct tube section B1 internal diameter
The internal diameter of upper direct tube section B1, is contacted with external conical-tube section A2 to inner conical-tube section B2 by Electric radiant Heating Film C heating inner conical-tube section B2,
So far, the connection of inner sleeve driver B and outside upper direct tube section A1 is completed.
The external diameter of the second swollen D1 internal diameter less than three swollen D3.The big mode of support in step 5 can use mould to swell,
The mode that air pressure swells or hydraulic pressure swells.
To keep inner sleeve driver B and outside upper direct tube section A1 compact siro spinning technology, can be by upper straight in the heating of Electric radiant Heating Film C
Interior upper direct tube section B1 and outside upper direct tube section A1 is locked by cylinder section B1.
Other composition and annexation are identical with detailed description of the invention seven.
Detailed description of the invention nine: combine Fig. 1 and Fig. 3 and present embodiment is described, the interior lower direct tube section B3's of present embodiment
Internal diameter is 5mm～25mm, and the internal diameter of interior upper direct tube section B1 is 30mm～60mm, and the wall thickness of inner sleeve driver B is
2mm～4mm, a length of 100mm～500mm of inner sleeve driver B, the rate of swelling of inner sleeve driver B is
2%～20%, inner sleeve driver B swell after a length of 120mm～550mm.The parameter of inner sleeve driver B is permissible
It is modified according to the actual requirements.Other composition and annexation are identical with detailed description of the invention eight.
Detailed description of the invention ten: combine Fig. 1 and Fig. 3 and present embodiment is described, the interior lower direct tube section B3's of present embodiment
Internal diameter is 10mm, and the internal diameter of interior upper direct tube section B1 is 30, and the wall thickness of inner sleeve driver B is 2.5mm, and inner sleeve drives
The a length of 200mm of dynamic device B, the rate of swelling of inner sleeve driver B is 20%, inner sleeve driver B swell after length
Degree is 220mm.The parameter of inner sleeve driver B can be modified according to the actual requirements.Other composition and annexation
Identical with detailed description of the invention eight.
Detailed description of the invention 11: combine Fig. 1 and Fig. 3 and present embodiment is described, the interior lower direct tube section B3 of present embodiment
Internal diameter be 20mm, the internal diameter of interior upper direct tube section B1 is 50, and the wall thickness of inner sleeve driver B is 3mm, inner sleeve
The a length of 300mm of driver B, the rate of swelling of inner sleeve driver B is 30%, after inner sleeve driver B swells
A length of 390mm.The parameter of inner sleeve driver B can be modified according to the actual requirements.Other composition and connection are closed
It is identical with detailed description of the invention eight.
Detailed description of the invention 12: combine Fig. 1 and Fig. 2 and present embodiment is described, the outside lower direct tube section A3 of present embodiment
Internal diameter be 8mm～30mm, the internal diameter of outside upper direct tube section A1 is 35mm～65mm, the wall thickness of outer sleeve booster A
For 2mm～4mm, a length of 100mm～300mm of outer sleeve booster A, the rate of swelling of outer sleeve booster A is
2%～20%, outer sleeve booster A swell after a length of 120mm～350mm.Wherein the ratio of reinforcing fiber is
10%～50%.The parameter of outer sleeve booster A can be modified according to the actual requirements.Other composition and annexation with
Detailed description of the invention nine is identical.
Detailed description of the invention 13: combine Fig. 1 and Fig. 2 and present embodiment is described, the outside lower direct tube section A3 of present embodiment
Internal diameter be 15mm, the internal diameter of outside upper direct tube section A1 is 40mm, and the wall thickness of outer sleeve booster A is 2.5mm, outward
The a length of 150mm of sleeve booster A, the rate of swelling of outer sleeve booster A is 20%, and booster A is swollen for outer sleeve
A length of 180mm after great.The parameter of outer sleeve booster A can be modified according to the actual requirements.Other composition and
Annexation is identical with detailed description of the invention nine.
Detailed description of the invention 14: combine Fig. 1 and Fig. 2 and present embodiment is described, the outside lower direct tube section A3 of present embodiment
Internal diameter be 20mm, the internal diameter of outside upper direct tube section A1 is 50mm, and the wall thickness of outer sleeve booster A is 3mm, overcoat
The a length of 200mm of cylinder booster A, the rate of swelling of outer sleeve booster A is 30%, and outer sleeve booster A swells
After a length of 260mm.The parameter of outer sleeve booster A can be modified according to the actual requirements.Other forms and connects
The relation that connects is identical with detailed description of the invention nine.
Claims (3)
1. a manufacture method for Intelligent bamboo nodal pattern shape memory polymer composite material relieving mechanism, the method is based on intelligence
The manufacture method of slub type shape memory polymer composite material relieving mechanism, described relieving mechanism includes inner sleeve driver
(B), outer sleeve booster (A) and Electric radiant Heating Film (C), inner sleeve driver (B) is from top to bottom followed successively by interior upper straight tube
Section (B1), inner conical-tube section (B2) and interior lower direct tube section (B3), the diameter of interior lower direct tube section (B3) is less than interior upper direct tube section
(B1) diameter, outer sleeve booster (A) is from top to bottom followed successively by outside upper direct tube section (A1), external conical-tube section (A2)
With outside lower direct tube section (A3), the diameter of outside lower direct tube section (A3) increases less than the diameter of outside upper direct tube section (A1), outer sleeve
Strong device (A) is sleeved in inner sleeve driver (B), and interior upper direct tube section (B1) is positioned in outside upper direct tube section (A1),
Inner conical-tube section (B2) is positioned in external conical-tube section (A2), and interior lower direct tube section (B3) is positioned in outside lower direct tube section (A3),
The upper surface of interior upper direct tube section (B1) is less than the upper surface of outside upper direct tube section (A1), outside the lower end of interior lower direct tube section (B3)
Being exposed to outside lower direct tube section (A3), the inwall of inner sleeve driver (B) and outer sleeve booster (A) has all sticked Electric radiant Heating Film
(C), the material of inner sleeve driver (B) and outer sleeve booster (A) is shape memory polymer composite material, institute
State the internal diameter external diameter less than interior upper direct tube section (B1) of outside lower direct tube section (A3), described shape memory polymer composite material
For polystyrene shape-memory polymer, epoxy resin shape-memory polymer, cyanate system shape-memory polymer, shape
Shape memory polyester, shape memory styrene-butadiene or shape memory polynorbornene, described shape-memory polymer
Reinforcing fiber in composite accounts for the 10%～50% of total shape memory polymer composite material, and described shape-memory polymer is multiple
Reinforcing fiber in condensation material is carbon fiber, graphite fibre, glass fibre or CNT；
It is characterized in that: the manufacture method of described outer sleeve booster (A) is as follows:
Step one: according to the Guan Bi mould of actual outer sleeve booster (A) size design outer sleeve booster；
Step 2: the shape memory polymer composite material of preparation is filled the Guan Bi mould of outer sleeve booster in step one
In；
Step 3: solidification: the inside acquired in step 2 is filled with uncured fiber-reinforced shape memory polymer
The Guan Bi mould of outer sleeve booster is placed on to add in hot tank and heats, and heating-up temperature is 80 DEG C～100 DEG C, and heat time heating time is 16 little
Time～24 hours；
Step 4: the demoulding: from adding the Guan Bi mould taking out outer sleeve booster hot tank, the Guan Bi mould to outer sleeve booster
After tool carries out demoulding process, obtain the original shape of fiber-reinforced shape memory polymer；
Step 5: after the original shape of fiber-reinforced shape memory polymer is heated to vitrification point, be more than with external diameter
First swollen cylinder (D1) of outside upper direct tube section (A1) internal diameter supports the internal diameter of big outside upper direct tube section (A1), makes outside upper direct tube section (A1)
Internal diameter, more than the external diameter of interior upper direct tube section (B1), supports more than second swollen D2 of outside lower direct tube section (A3) internal diameter with external diameter
The internal diameter of big outside lower direct tube section (A3), makes outside lower direct tube section (A3) internal diameter external diameter more than interior lower direct tube section (B3),
To outer sleeve booster (A)；
Step 6: outer sleeve booster (A) is cooled down；
The manufacture method of described inner sleeve driver (B) is as follows:
Step one: according to the Guan Bi mould of actual inner sleeve driver (B) size design inner sleeve driver；
Step 2: the shape memory polymer composite material of preparation is filled the Guan Bi mould of inner sleeve driver in step one
In；
Step 3: solidification: the inside acquired in step 2 is filled with uncured fiber-reinforced shape memory polymer
The Guan Bi mould of inner sleeve driver is placed on to add in hot tank and heats, and heating-up temperature is 80 DEG C～100 DEG C, and heat time heating time is 16 little
Time～24 hours；
Step 4: the demoulding: from adding the Guan Bi mould taking out inner sleeve driver hot tank, the Guan Bi mould to inner sleeve driver
After tool carries out demoulding process, obtain the original shape of fiber-reinforced shape memory polymer；
Step 5: in the original shape of fiber-reinforced shape memory polymer is placed in outside upper direct tube section (A1) in step 4,
After in step 4, the original shape of fiber-reinforced shape memory polymer is heated to vitrification point, with external diameter more than interior upper directly
On 3rd swollen cylinder (D3) support imperial palace of cylinder section (B1) internal diameter, the internal diameter of direct tube section (B1), is heated by Electric radiant Heating Film (C)
Inner conical-tube section (B2) contacts to inner conical-tube section (B2) with external conical-tube section (A2), so far, completes inner sleeve driver (B)
Compact siro spinning technology with outside upper direct tube section (A1).
The manufacture method of Intelligent bamboo nodal pattern shape memory polymer composite material relieving mechanism the most according to claim 1, its
Being characterised by: the internal diameter of interior lower direct tube section (B3) is 5mm～25mm, the internal diameter of interior upper direct tube section (B1) is 30mm～60mm,
The wall thickness of inner sleeve driver (B) is 2mm～4mm, a length of 100mm～500mm of inner sleeve driver (B),
The rate of swelling of inner sleeve driver (B) is 2%～20%, inner sleeve driver (B) swell after a length of 120mm～550mm.
The manufacture method of Intelligent bamboo nodal pattern shape memory polymer composite material relieving mechanism the most according to claim 2, its
Being characterised by: the internal diameter of outside lower direct tube section (A3) is 8mm～30mm, the internal diameter of outside upper direct tube section (A1) is 35mm～65mm,
The wall thickness of outer sleeve booster (A) is 2mm～4mm, a length of 100mm～300mm of outer sleeve booster (A),
The rate of swelling of outer sleeve booster (A) is 2%～20%, outer sleeve booster (A) swell after a length of 120mm～350mm,
Wherein the ratio of reinforcing fiber is 10%～50%.
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| CN105015804B (en) * | 2015-07-29 | 2018-03-30 | 哈尔滨工业大学 | A kind of big carrying compression-type shape memory polymer composite material relieving mechanism for space space |
| CN106335653B (en) * | 2016-09-21 | 2018-07-03 | 哈尔滨工业大学 | A kind of spring separating mechanism of shape memory polymer composite material driving |
| CN106481710B (en) * | 2016-10-14 | 2020-03-17 | 哈尔滨工业大学 | Shape memory polymer composite material cylindrical slow-release mechanism |
| CN113777873B (en) * | 2021-08-18 | 2023-05-09 | 上海卫星工程研究所 | Deep space variable-distance 360-degree monitoring camera |
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| US6126115A (en) * | 1997-01-21 | 2000-10-03 | Lockheed Martin Corporation | Apparatus for retaining and releasing a payload |
| US6508437B1 (en) * | 2002-01-15 | 2003-01-21 | Honeywell International Inc. | Launch lock for spacecraft payloads |
| CN100429119C (en) * | 2007-03-30 | 2008-10-29 | 哈尔滨工业大学 | Aircraft with wing sweepback angle change |
| CN101922591A (en) * | 2010-08-24 | 2010-12-22 | 哈尔滨工业大学 | Shape memory polymer pipeline and use of shape memory polymer pipeline as aircraft engine intake |
| US20130042461A1 (en) * | 2011-08-17 | 2013-02-21 | Composite Technology Development, Inc. | Shape memory polymer devices |
| CN103303497B (en) * | 2013-04-17 | 2015-06-17 | 哈尔滨工业大学 | Shape memory polymer intelligent torsion releasing mechanism of space unfolding structure |
| CN103398240A (en) * | 2013-06-09 | 2013-11-20 | 哈尔滨工业大学 | Shape memory polymer variable-stiffness tube and manufacturing method thereof |
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2014
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