CN106626438A - Carbon fiber honeycomb core supporting structure and preparation method thereof - Google Patents

Carbon fiber honeycomb core supporting structure and preparation method thereof Download PDF

Info

Publication number
CN106626438A
CN106626438A CN201611073971.4A CN201611073971A CN106626438A CN 106626438 A CN106626438 A CN 106626438A CN 201611073971 A CN201611073971 A CN 201611073971A CN 106626438 A CN106626438 A CN 106626438A
Authority
CN
China
Prior art keywords
honeycomb core
carbon fiber
supporting construction
core lattice
lattice
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.)
Pending
Application number
CN201611073971.4A
Other languages
Chinese (zh)
Inventor
路江
李梁
房怡
张国旗
郝杰
彭志刚
冯艳
张璇
张良
周欣欣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Satellite Manufacturing Factory Co Ltd
Original Assignee
Beijing Satellite Manufacturing Factory Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Satellite Manufacturing Factory Co Ltd filed Critical Beijing Satellite Manufacturing Factory Co Ltd
Priority to CN201611073971.4A priority Critical patent/CN106626438A/en
Publication of CN106626438A publication Critical patent/CN106626438A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/40Shaping or impregnating by compression not applied
    • B29C70/42Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/44Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
    • B29C70/443Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding and impregnating by vacuum or injection
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/0288Controlling heating or curing of polymers during moulding, e.g. by measuring temperatures or properties of the polymer and regulating the process
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/681Component parts, details or accessories; Auxiliary operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/60Multitubular or multicompartmented articles, e.g. honeycomb
    • B29L2031/608Honeycomb structures

Abstract

A carbon fiber honeycomb core supporting structure is formed by sequentially arranging and curing a plurality of honeycomb core cells the same in structure, size and wall thickness. Each honeycomb core cell is a hollow column with the section in an orthohexagonal shape. Carbon fiber reinforced resin based composites are adopted as materials of the six walls of each honeycomb core cell. The carbon fiber honeycomb core supporting structure is manufactured after honeycomb core cell soft mold forming mold and honeycomb core cell soft mold preparing, laying, arrangement, curing forming, demolding and machining. The carbon fiber honeycomb core supporting structure is high in stability, and the boundary dimension of the carbon fiber honeycomb core supporting structure can be infinitely increased according to actual requirements.

Description

A kind of carbon fiber honeycomb core supporting construction and preparation method thereof
Technical field
The present invention relates to a kind of composite material support structure and preparation method thereof, particularly a kind of carbon fiber honeycomb core support Structure.
Background technology
With the development of space technology, the stability requirement more and more higher to spacecraft some load in space, for example Antenna reflective face requires to keep good stability, and caliber size continuing to increase under high and low temperature environment.Space flight at present Aluminium honeycomb core is applied to be supporting construction in device product structure plate mostly, aluminium honeycomb core is in high/low temperature circulation environment, and deformation is larger, The requirement of the high stability under high and low temperature environment can not be met.
The content of the invention
The present invention technology solve problem be:Overcome prior art not enough, there is provided can keep in a kind of high and low temperature environment Carbon fiber honeycomb core supporting construction of good stability and preparation method thereof
The present invention technical solution be:A kind of carbon fiber honeycomb core supporting construction, by multiple structures are identical, size phase It is arranged in order with, wall thickness identical honeycomb core lattice, solidifies and form;It is orthohexagonal open tubular column that the honeycomb core lattice are section Body, the material of 6 walls of the honeycomb core lattice is carbon fiber enhancement resin base composite material.
Further, in the carbon fiber enhancement resin base composite material, resin content is 30%-34%.
Further, the carbon fiber enhancement resin base composite material is laminated cloth prepreg.
A kind of preparation method of above-mentioned carbon fiber honeycomb core supporting construction, comprises the steps:
A honeycomb core lattice soft mould mould), is prepared:According to the size of the honeycomb core lattice prepare honeycomb core lattice soft mode into Pattern has;
B honeycomb core lattice soft mode), is prepared:Honeycomb core lattice quantity according to needed for the carbon fiber honeycomb core supporting construction, makes The honeycomb core lattice soft mode of respective numbers is prepared with honeycomb core lattice soft mould mould;
C), laying:Carbon fiber enhancement resin base composite material layer is laid on each honeycomb core lattice soft mode;
D), arrange:
D1), one layer of air-locked fluorine cloth is pasted on honeycomb core solidification base plate;
D2 the honeycomb core lattice soft mode of carbon fiber enhancement resin base composite material layer will), be equipped with by carbon fiber honeycomb core The ordering of the honeycomb core lattice of support structure is placed on the fluorine cloth, and the nest core lattice soft mode surrounding for arranging is consolidated with shelves bar It is fixed;
E), curing molding:By step D) in arrangement nest core lattice soft mode and be pasted with air-locked fluorine cloth honeycomb core lattice Solidification base plate and blend stop insert vacuum bag encapsulation after in autoclave curing molding;
F), the demoulding:After curing molding, by the nest core lattice soft mode of arrangement and air-locked fluorine cloth honeycomb core lattice are pasted with Solidification base plate and blend stop carry out the demoulding after taking out from autoclave, make carbon fiber honeycomb core supporting construction.
Further, step F) after, the upper and lower two surface machines of carrying out of carbon fiber honeycomb core supporting construction after the demoulding are added.
Further, step A) in the honeycomb core lattice soft mould mould for preparing include two structure identicals half Mould, two half modules merge composition honeycomb core lattice soft mould mould.
Further, step C) in, the carbon fiber enhancement resin base laid on each honeycomb core lattice soft mode is combined Material layer is laminated cloth prepreg.
Further, step C) in, carbon fiber enhancement resin base composite wood is laid on each honeycomb core lattice soft mode During the bed of material, [+60 °/0 °/- 60 °] ply sequence symmetrical laying multilayer is adopted with orthohexagonal hollow cylinder center, 0 ° is vertical Directly in hexagon direction.
Further, step C) in, carbon fiber enhancement resin base composite wood is laid on each honeycomb core lattice soft mode During the bed of material, with orthohexagonal hollow cylinder Central Symmetry 3 layers are laid.
Further, step E) in, curing molding comprises the steps:
E1), during room temperature, autoclave is vacuumized;
E2 begin to warm up after), vacuumizing 5-10 minutes;
E3 when), temperature rises to 80~85 DEG C, pressurize step by step as temperature is raised, when temperature reaches 165~170 DEG C, pressure Power reaches 0.7~0.8MPa;
E4 165~170 DEG C, after the 110~120min of state of 0.7~0.8MPa), are kept, Temperature fall, when temperature is dropped to When less than 50 DEG C, pressure is shed, autoclave and air are connected.
Present invention advantage compared with prior art is:
(1) carbon fiber honeycomb core supporting construction of the invention, there is good dimensional stability in high and low temperature environment, and then Ensure that the high stability of load;
(2) carbon fiber honeycomb core supporting construction of the invention and preparation method thereof, is molded using disposable co-curing, is had Less internal stress and higher strength and stiffness, while appearance and size can infinitely be expanded by actual requirement;
(3) carbon fiber honeycomb core supporting construction of the invention and preparation method thereof, (resin contains the gel content of control prepreg Amount), gel content is controlled in 30%-34%, be conducive to the symmetrical degree of honeycomb core, and the deformation in space environment test Uniformity;
(4) carbon fiber honeycomb core supporting construction of the invention and preparation method thereof, is carried using the pressure point in temperature-rise period It is front and to pressurize step by step, it is ensured that the resin Uniform Flow before solidification to 80~85 DEG C, reduce the deformation caused due to heating up;Temperature During to 165~170 DEG C add total head, it is ensured that honeycomb core side wall is brought into close contact;Pressure release point is reduced to 50 DEG C, when reducing product cooling Deformation.
Description of the drawings:
Fig. 1 is the structural representation of carbon fiber honeycomb core supporting construction of the present invention;
Fig. 2 is the structural representation of the honeycomb core lattice of carbon fiber honeycomb core supporting construction of the present invention;
Fig. 3 is the structural representation of the honeycomb core lattice soft mould mould of carbon fiber honeycomb core supporting construction of the present invention;
Fig. 4 is the structural representation of the honeycomb core lattice soft mode of carbon fiber honeycomb core supporting construction of the present invention;
Fig. 5 is the flow chart of the preparation method of carbon fiber honeycomb core supporting construction of the present invention.
Specific embodiment
A kind of carbon fiber honeycomb core supporting construction, by multiple structures are identical, equivalently-sized, wall thickness identical honeycomb core lattice according to Secondary arrangement, solidification are formed;The size and wall thickness of described carbon fiber honeycomb core lattice according to the honeycomb core bearing requirements and Applying working condition is carrying out calculating determination;The honeycomb core lattice be section be orthohexagonal hollow cylinder, the 6 of the honeycomb core lattice The material of individual wall is the laminated cloth prepreg that resin content is 30%-34%.
Preferably, the honeycomb core lattice length of side is 10-20mm, preferred 15mm.
Preferably, the honeycomb core lattice length of side is 10mm, and wall thickness is 0.08mm.
Preferably, the honeycomb core lattice length of side is 20mm, and wall thickness is 0.15mm.
The preparation method of described carbon fiber honeycomb core supporting construction, comprises the steps:
A), honeycomb core lattice soft mould mould is prepared according to the size design of single honeycomb core lattice, and is manufactured and designed The auxiliary moulds such as the solidification base plate and surrounding shelves bar of honeycomb core;The honeycomb core lattice soft mould mould includes that two structures are identical Half module, two half modules merge and constitute honeycomb core lattice soft mould moulds.
B honeycomb core lattice soft mode), is prepared:Honeycomb core lattice quantity according to needed for the carbon fiber honeycomb core supporting construction, makes The honeycomb core lattice soft mode of respective numbers is prepared with honeycomb core lattice soft mould mould, for the laying of honeycomb core lattice.
C), laying:On each honeycomb core lattice soft mode with orthohexagonal hollow cylinder center using [+60 °/0 °/- 60 °] 3 layers of laminated cloth prepreg of ply sequence symmetrical laying.
D), arrange:
D1), clear up after honeycomb core solidification base plate and paste one layer of air-locked fluorine cloth on honeycomb core lattice solidification base plate;
D2 the honeycomb core lattice soft mode of carbon fiber enhancement resin base composite material layer will), be equipped with by carbon fiber honeycomb core The ordering of the honeycomb core lattice of support structure is placed on the fluorine cloth, and the nest core lattice soft mode surrounding for arranging is consolidated with shelves bar It is fixed.
E), curing molding:Described carbon fiber honeycomb core is solidified by the way of soft mode expandable pressurized after intensification;By step D the nest core lattice soft mode arranged in) and the solidification base plate and blend stop that are pasted with air-locked fluorine cloth honeycomb core lattice insert vacuum bag After encapsulation in autoclave curing molding;The curing molding comprises the steps:
E1), during room temperature, autoclave is vacuumized;
E2 begin to warm up after), vacuumizing 5-10 minutes;
E3 when), temperature rises to 80~85 DEG C, pressurize step by step as temperature is raised, when temperature reaches 165~170 DEG C, pressure Power reaches 0.7~0.8MPa;
E4 165~170 DEG C, after the 110~120min of state of 0.7~0.8MPa), are kept, Temperature fall, when temperature is dropped to When less than 50 DEG C, pressure is shed, autoclave and air are connected.
F), the demoulding:After curing molding, by the nest core lattice soft mode of arrangement and air-locked fluorine cloth honeycomb core lattice are pasted with Solidification base plate and blend stop carry out the demoulding after taking out from autoclave.
G), machine adds:The upper and lower two surface machines of carrying out of carbon fiber honeycomb core supporting construction after the demoulding are added, it is ensured that two tables The flatness in face and the depth of parallelism meet requirement, make carbon fiber honeycomb core supporting construction.Following table on described carbon fiber honeycomb core The machine in face adds the surface that should be noted protection carbon fiber honeycomb core, it is to avoid the defect such as layering.
The content not described in detail in description of the invention belongs to the known technology of professional and technical personnel in the field.

Claims (10)

1. a kind of carbon fiber honeycomb core supporting construction, it is characterised in that:By multiple structures are identical, equivalently-sized, wall thickness identical Honeycomb core lattice are arranged in order, solidify and form;The honeycomb core lattice are that section is orthohexagonal hollow cylinder, the honeycomb core lattice The material of 6 walls be carbon fiber enhancement resin base composite material.
2. carbon fiber honeycomb core supporting construction according to claim 1, it is characterised in that:The carbon fiber enhancement resin base In composite, resin content is 30%-34%.
3. carbon fiber honeycomb core supporting construction according to claim 1, it is characterised in that:The carbon fiber enhancement resin base Composite is laminated cloth prepreg.
4. a kind of preparation method of the carbon fiber honeycomb core supporting construction as described in any one of claim 1-3, it is characterised in that Comprise the steps:
A honeycomb core lattice soft mould mould), is prepared:Honeycomb core lattice soft mould mould is prepared according to the size of the honeycomb core lattice Tool;
B honeycomb core lattice soft mode), is prepared:Honeycomb core lattice quantity according to needed for the carbon fiber honeycomb core supporting construction, using honeybee Nest core lattice soft mould mould prepares the honeycomb core lattice soft mode of respective numbers;
C), laying:Carbon fiber enhancement resin base composite material layer is laid on each honeycomb core lattice soft mode;
D), arrange:
D1), one layer of air-locked fluorine cloth is pasted on honeycomb core solidification base plate;
D2), the honeycomb core lattice soft mode for being equipped with carbon fiber enhancement resin base composite material layer is supported by carbon fiber honeycomb core and is tied The ordering of the honeycomb core lattice of structure is placed on the fluorine cloth, and the nest core lattice soft mode surrounding for arranging is fixed with shelves bar;
E), curing molding:By step D) in arrangement nest core lattice soft mode and be pasted with consolidating for air-locked fluorine cloth honeycomb core lattice Change base plate and blend stop and insert after vacuum bag encapsulation the curing molding in autoclave;
F), the demoulding:After curing molding, by the nest core lattice soft mode of arrangement and the solidification of air-locked fluorine cloth honeycomb core lattice is pasted with Base plate and blend stop carry out the demoulding after taking out from autoclave, make carbon fiber honeycomb core supporting construction.
5. the preparation method of carbon fiber honeycomb core supporting construction according to claim 4, it is characterised in that:Step F) after, The upper and lower two surface machines of carrying out of carbon fiber honeycomb core supporting construction after the demoulding are added.
6. the preparation method of carbon fiber honeycomb core supporting construction according to claim 4, it is characterised in that:Step A) The honeycomb core lattice soft mould mould of middle preparation includes two structure identical half modules, and two half module merging composition honeycomb core lattice are soft Mould.
7. the preparation method of carbon fiber honeycomb core supporting construction according to claim 4, it is characterised in that:Step C) In, the carbon fiber enhancement resin base composite material layer laid on each honeycomb core lattice soft mode is laminated cloth prepreg.
8. the preparation method of carbon fiber honeycomb core supporting construction according to claim 4, it is characterised in that:Step C) In, when laying carbon fiber enhancement resin base composite material layer on each honeycomb core lattice soft mode, with orthohexagonal hollow cylinder Center adopts [+60 °/0 °/- 60 °] ply sequence symmetrical laying multilayer.
9. the preparation method of carbon fiber honeycomb core supporting construction according to claim 4, it is characterised in that:Step C) In, when laying carbon fiber enhancement resin base composite material layer on each honeycomb core lattice soft mode, with orthohexagonal hollow cylinder Central Symmetry lays 3 layers.
10. the preparation method of carbon fiber honeycomb core supporting construction according to claim 4, it is characterised in that:The step E in), curing molding comprises the steps:
E1), during room temperature, autoclave is vacuumized;
E2 begin to warm up after), vacuumizing 5-10 minutes;
E3 when), temperature rises to 80~85 DEG C, pressurize step by step as temperature is raised, when temperature reaches 165~170 DEG C, pressure reaches To 0.7~0.8MPa;
E4 165~170 DEG C, after the 110~120min of state of 0.7~0.8MPa), are kept, Temperature fall, when temperature drops to 50 DEG C When following, pressure is shed, autoclave and air are connected.
CN201611073971.4A 2016-11-29 2016-11-29 Carbon fiber honeycomb core supporting structure and preparation method thereof Pending CN106626438A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611073971.4A CN106626438A (en) 2016-11-29 2016-11-29 Carbon fiber honeycomb core supporting structure and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611073971.4A CN106626438A (en) 2016-11-29 2016-11-29 Carbon fiber honeycomb core supporting structure and preparation method thereof

Publications (1)

Publication Number Publication Date
CN106626438A true CN106626438A (en) 2017-05-10

Family

ID=58814078

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611073971.4A Pending CN106626438A (en) 2016-11-29 2016-11-29 Carbon fiber honeycomb core supporting structure and preparation method thereof

Country Status (1)

Country Link
CN (1) CN106626438A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108840697A (en) * 2018-06-29 2018-11-20 航天材料及工艺研究所 A kind of carbon/carbon compound material honeycomb and preparation method thereof
CN109986801A (en) * 2017-12-29 2019-07-09 李书军 A kind of processing method and leaf grating of carbon fibre composite leaf grating
CN110039874A (en) * 2018-11-22 2019-07-23 阜宁云逸航空复合材料有限公司 A kind of production method of honeycomb
CN110435701A (en) * 2019-08-15 2019-11-12 航天材料及工艺研究所 A kind of rail traffic vehicles composite material connection sleeper beam and its forming method
CN111136962A (en) * 2020-01-15 2020-05-12 长光卫星技术有限公司 Carbon fiber honeycomb sandwich plate
CN111457237A (en) * 2020-05-26 2020-07-28 北京安达泰克科技有限公司 Flexible honeycomb structure and manufacturing method thereof
CN112132319A (en) * 2020-08-21 2020-12-25 成都飞机工业(集团)有限责任公司 Autoclave tank arranging method and system based on action space two-dimensional boxing algorithm
CN112223772A (en) * 2020-08-31 2021-01-15 北京卫星制造厂有限公司 Preparation method of polyimide film honeycomb
CN113561522A (en) * 2021-07-19 2021-10-29 南京航空航天大学 Three-dimensional woven fiber reinforced honeycomb preparation device and method based on thermal expansion flexible core mold
WO2022174633A1 (en) * 2021-02-19 2022-08-25 北京卫星制造厂有限公司 Laying method for regular hexagonal composite open housing

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102343680A (en) * 2011-09-29 2012-02-08 哈尔滨工业大学 Mould and method for integrally forming fiber reinforced hexagonal honeycomb-structured core
CN103407170A (en) * 2013-07-26 2013-11-27 北京卫星制造厂 Manufacturing method for satellite borne antenna reflecting surface
CN104842593A (en) * 2015-03-24 2015-08-19 中山大学 Carbon fiber honeycomb structure and preparation method therefor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102343680A (en) * 2011-09-29 2012-02-08 哈尔滨工业大学 Mould and method for integrally forming fiber reinforced hexagonal honeycomb-structured core
CN103407170A (en) * 2013-07-26 2013-11-27 北京卫星制造厂 Manufacturing method for satellite borne antenna reflecting surface
CN104842593A (en) * 2015-03-24 2015-08-19 中山大学 Carbon fiber honeycomb structure and preparation method therefor

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
任发政,郑宝东,张钦发主编: "《食品包装学》", 30 September 2009, 北京:中国农业大学出版社 *
张玉龙主编: "《高技术复合材料制备手册》", 31 May 2003, 北京:国防工业出版社 *

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109986801B (en) * 2017-12-29 2021-05-11 李书军 Processing method of carbon fiber composite material blade cascade and blade cascade
CN109986801A (en) * 2017-12-29 2019-07-09 李书军 A kind of processing method and leaf grating of carbon fibre composite leaf grating
CN108840697A (en) * 2018-06-29 2018-11-20 航天材料及工艺研究所 A kind of carbon/carbon compound material honeycomb and preparation method thereof
CN108840697B (en) * 2018-06-29 2021-07-13 航天材料及工艺研究所 Carbon/carbon composite material honeycomb and preparation method thereof
CN110039874A (en) * 2018-11-22 2019-07-23 阜宁云逸航空复合材料有限公司 A kind of production method of honeycomb
CN110435701A (en) * 2019-08-15 2019-11-12 航天材料及工艺研究所 A kind of rail traffic vehicles composite material connection sleeper beam and its forming method
CN111136962A (en) * 2020-01-15 2020-05-12 长光卫星技术有限公司 Carbon fiber honeycomb sandwich plate
CN111457237A (en) * 2020-05-26 2020-07-28 北京安达泰克科技有限公司 Flexible honeycomb structure and manufacturing method thereof
CN112132319A (en) * 2020-08-21 2020-12-25 成都飞机工业(集团)有限责任公司 Autoclave tank arranging method and system based on action space two-dimensional boxing algorithm
CN112132319B (en) * 2020-08-21 2021-08-03 成都飞机工业(集团)有限责任公司 Autoclave tank arranging method and system based on action space two-dimensional boxing algorithm
CN112223772A (en) * 2020-08-31 2021-01-15 北京卫星制造厂有限公司 Preparation method of polyimide film honeycomb
WO2022174633A1 (en) * 2021-02-19 2022-08-25 北京卫星制造厂有限公司 Laying method for regular hexagonal composite open housing
CN113561522A (en) * 2021-07-19 2021-10-29 南京航空航天大学 Three-dimensional woven fiber reinforced honeycomb preparation device and method based on thermal expansion flexible core mold

Similar Documents

Publication Publication Date Title
CN106626438A (en) Carbon fiber honeycomb core supporting structure and preparation method thereof
CN108407332B (en) Compression molding method for composite material grid skin structural part
CN103862764B (en) Method for preparing honeycomb interlayer structure composite material by adopting liquid formation technology
CN104723579A (en) Assembling mold for all-composite corrugated sandwich cylindrical shells
CN107199713B (en) A kind of composite material bracket high quality forming method
CN103273662A (en) Preparation method of low heat expansion carbon fiber reinforced resin matrix composite material mold
CN108466434B (en) Multi-inner-cavity I-shaped beam and high-precision soft die forming and defect control process method thereof
CN109353026A (en) It is a kind of to manufacture the mold and method for emitting shape Composite Material Stiffened Panel
CN106853694A (en) The preparation method of the SQRTM moulding process carbon fiber grilles based on water-soluble core
CN104999672B (en) A kind of hyperbolicity variable-section variable thickness leads to the forming method of beam
CN105904740A (en) Integral manufacturing method of composite material light continuous fiber grid
CN110843234A (en) Forming process method of unmanned aerial vehicle carbon fiber composite main beam
CN109435272B (en) Variable-thickness composite material integral framework forming method and forming die thereof
CN103935050A (en) Sandwiched structure forming process for preventing slippage and collapse of thick honeycombs
CN108407335A (en) A kind of composite material shape for hat Material Stiffened Panel integral forming method
CN105712730A (en) Method for preparing net-size C/C composite heat-preservation hard felt
CN106273541A (en) A kind of preparation method of stratospheric airship integrated composite propeller blade
CN106985413A (en) A kind of forming frock for foam core filled composite material structure winglet
CN105619828A (en) Twisted carbon filling method for gaps of R corners of I-shaped beam
CA2838100C (en) Masterless layup mandrel tool
CN209738315U (en) Modular-design composite material mold
CN105423116A (en) Hood adopting longitudinal-transverse reinforced rib structure and adopting RTM entire shaping technology and manufacturing method of hood
CN109049761A (en) Carbon fibre composite vacuum impregnation and hot-press solidifying forming method
CN102179942A (en) Liquid forming method of composite material for closed die built-in resin flow distributor
CN207359480U (en) Pack foam mold in a kind of wine bottom

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20170510

RJ01 Rejection of invention patent application after publication