CN109094049A - H-type composite material honeycomb rib is manufactured method - Google Patents
H-type composite material honeycomb rib is manufactured method Download PDFInfo
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- CN109094049A CN109094049A CN201811027986.6A CN201811027986A CN109094049A CN 109094049 A CN109094049 A CN 109094049A CN 201811027986 A CN201811027986 A CN 201811027986A CN 109094049 A CN109094049 A CN 109094049A
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- type
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- honeycomb
- type rib
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
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Abstract
What the present invention provided a kind of H-type composite material honeycomb rib is manufactured method, comprising: 1) formed honeycomb area carbon fiber auxiliary mould；2) forming frock molding H-type rib or so edge strip composite material cover board；3) the laying H-type rib mo(u)ld bottom half face covering in H-type rib metal forming tooling；4) the left and right costal margin item of H-type honeycomb rib answers the left and right costal margin item of laying on material cover board forming frock；5) combination cellular on covering, covering on laying H-type rib honeycomb under the good H-type rib of laying in H-type rib metal forming tooling, combine left and right costal margin item；6) H-type rib cell carbon fiber auxiliary mould is placed in the H-type rib honeycomb mo(u)ld top half face that combination has been completed；7) after product encapsulation, solidification of hot-press tank molding, demoulding cutting stock, carries out non-destructive testing, recycles and cleans H-type rib cell carbon fiber auxiliary mould.The forming method can be realized the quality control of narrow space cell, the left and right costal margin strip area quality control of H-type honeycomb rib.
Description
Technical field:
What the present invention provided a kind of H-type structural composite material honeycomb rib is manufactured method.
Technical background
Honeycomb composite product is more and more applied on each type with its significant advantage, H-type honeycomb rib
The more general honeycomb interlayer class product of structure type is complicated (referring to Fig. 1), and honeycomb and complicated shape make product moulding process
Difficulty increases.H-type honeycomb rib includes covering, honeycomb and left and right edge strip under covering, honeycomb on honeycomb.The product cell
One end is closer apart from the left and right edge strip region distance of honeycomb rib, manufacture difficult point be need to guarantee simultaneously the left and right edge strip quality of honeycomb rib and
Cell quality, when solidification, need to coordinate each regional location relationship of honeycomb rib.Product easily occurs at costal margin item that layering, gap be intensive, H
The nondestructive detecting defects such as type rib tip clearance.The present invention under a variety of auxiliary mould collective effects, realize honeycomb rib co-curing at
Type quality is high-quality, and production is stablized.
Summary of the invention
In view of the problems of the existing technology, what the present invention provided a kind of H-type composite material honeycomb rib is manufactured method,
The forming method can be realized the quality control of narrow space cell, the left and right costal margin strip area quality control of H-type honeycomb rib.
In order to achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of H-type composite material honeycomb rib is manufactured method, comprising the following steps:
1) H-type rib cell carbon fiber auxiliary mould shaping mould formed honeycomb area carbon fiber auxiliary mould, technique ginseng are used
Number: 1~3 DEG C/min is warming up to 180 DEG C, keeps the temperature 120min, is cooled to 60 DEG C with 1~3 DEG C/min；Whole 0.6MPa；
2) material cover board forming frock molding H-type rib or so edge strip composite material lid is answered using the left and right costal margin item of H-type honeycomb rib
Plate；
3) the laying H-type rib mo(u)ld bottom half face covering in H-type rib metal forming tooling；
4) the left and right costal margin item of H-type honeycomb rib answers the left and right costal margin item of laying on material cover board forming frock；
5) combination cellular, laying H-type rib honeycomb on covering under the good H-type rib of laying in H-type rib metal forming tooling
Upper covering combines left and right costal margin item；
6) H-type rib combination is completed, and it is auxiliary to place H-type rib cell carbon fiber in the H-type rib honeycomb mo(u)ld top half face that combination has been completed
Assistant engineer's dress, while soft cover board, protection can be changed with type face in paved on the cell carbon fiber forming auxiliary mould of H-type rib mo(u)ld top half face
Cell；
7) product encapsulation, solidification of hot-press tank molding, cure parameter are as follows: whole vacuum degree is not less than 0.080MPa, in room temperature
Pressurize 0.3~0.6MPa between to 80 DEG C, leads to atmosphere when pressure reaches 0.14MPa vacuum；130 DEG C ± 5 DEG C are warming up to, heat preservation
30min~60min, 0.5~1.5 DEG C/min of heating rate；It is continuously heating to 180 DEG C~190 DEG C, heat preservation 120min~
180min；
8) solidify after the completion of product demoulding, cutting stock, carry out non-destructive testing；
9) H-type rib cell carbon fiber auxiliary mould and left and right edge strip composite material tooling are recycled and cleaned for lower batch
Product manufacture.
The invention has the benefit that the H-type honeycomb rib tip region narrow space, traditional molding mode are easily being made
There is nondestructive detecting defect, mo(u)ld top half face cellular zone carbon fiber auxiliary in covering cellular zone and the left and right edge strip region of product on part
Tooling using the fabulous quality that ensure that cellular zone.The use that the left and right costal margin item of H-type honeycomb rib answers material cover board both can be with
It for laying, can be used for forming, reinforce the simplification of side edge strip region lay-up process, Forming Quality.Meanwhile mo(u)ld top half face bee
Nest region carbon fiber answers the left and right costal margin item of material cover board, H-type honeycomb rib and answers material cover board and can repeatedly use, therefore, the program
Product manufacturing quality and manufacture efficiency can be greatly improved under the premise of reducing product manufacturing cost.
Detailed description of the invention
Fig. 1 is different shape H-type honeycomb rib structure schematic diagram；
Fig. 2 is cell carbon fiber forming auxiliary mould schematic diagram；
Fig. 3 is the left and right costal margin composite material cover board forming frock of H-type honeycomb rib；(a) it is top view, (b) is side view
Figure.
Fig. 4 is H-type rib forming frock；(a) it is top view, (b) is side view.
Specific embodiment
Below in conjunction with specific embodiment, the present invention will be further described.
Each auxiliary mould and forming frock exquisiteness position, that is, ensure the cooperation precision of each regional location, while ensureing product
The tunable of tooling and product cooperates under heating, pressurized conditions.
1) H-type rib cell carbon fiber auxiliary mould shaping mould formed honeycomb area carbon fiber auxiliary mould, technique ginseng are utilized
Number: 2 DEG C/min is warming up to 180 DEG C, keeps the temperature 120min, is cooled to 60 DEG C with 2 DEG C/min；Whole 0.6MPa；
2) material cover board forming frock molding H-type rib or so edge strip composite material lid is answered using the left and right costal margin item of H-type honeycomb rib
Plate；
3) the laying H-type rib mo(u)ld bottom half face covering in H-type rib metal forming tooling, as shown in Figure 4；
4) the left and right edge strip composite material I of H-type rib loads onto the left and right costal margin item of laying；
5) combination cellular on covering, covering on laying H-type rib honeycomb, group under the good H-type rib of laying in metal tooling
Close left and right costal margin item；
6) H-type rib combination is completed, and places cell carbon fiber backman in the H-type rib honeycomb mo(u)ld top half face that combination has been completed
Dress, while soft cover board can be changed with type face in paved on the cell carbon fiber forming auxiliary mould of H-type rib mo(u)ld top half face, protect honeycomb
Area；
7) product encapsulation, solidification of hot-press tank molding, cure parameter are as follows: whole vacuum degree is not less than 0.080MPa, in room temperature
Pressurize 0.5MPa between to 80 DEG C, leads to atmosphere when pressure reaches 0.14MPa vacuum；130 DEG C are warming up to, 45min, heating speed are kept the temperature
1.0 DEG C/min of rate；185 DEG C are continuously heating to, 150min is kept the temperature；
8) solidify after the completion of product demoulding, cutting stock, carry out non-destructive testing；
9) H-type rib cell carbon fiber auxiliary mould and left and right edge strip composite material tooling are recycled and cleaned for lower batch
Product manufacture.
(1) H-type honeycomb rib mo(u)ld top half face method of quality control
H-type honeycomb rib mo(u)ld top half face is in trigonum tip narrow space structure, the type face precision and quality pair in mo(u)ld top half face region
Product total quality has a major impact.Honeycomb rib mo(u)ld top half face is formed using two parts assistant formation tooling, including H-type cell carbon
Fiber auxiliary mould shaping mould and H-type rib metal forming tooling, it is main using cell carbon fiber auxiliary mould shaping mould come at
Type cell carbon fiber auxiliary mould increases the soft cover board of laying cell in subsequent manufacturing processes thereon and ensures on product jointly
Type face total quality.
(2) the left and right edge strip method of quality control in H-type honeycomb rib modification face
Using the left and right costal margin composite material cover board forming frock forming composite side cover plate of H-type honeycomb rib, by multiple
Condensation material side cover plate carries out global quality control, the left and right costal margin composite material cover board molding of H-type honeycomb rib to left and right edge strip
Tooling.
Embodiment described above only expresses embodiments of the present invention, and but it cannot be understood as to the invention patent
Range limitation, it is noted that for those skilled in the art, without departing from the inventive concept of the premise, also
Several modifications and improvements can be made, these are all belonged to the scope of protection of the present invention.
Claims (1)
1. a kind of H-type composite material honeycomb rib is manufactured method, it is characterised in that following steps:
1) formed honeycomb area carbon fiber auxiliary mould, technological parameter: 1~3 DEG C/min is warming up to 180 DEG C, 120min is kept the temperature, with 1
~3 DEG C/min is cooled to 60 DEG C；Whole 0.6MPa；
2) H-type rib or so edge strip composite material cover board is formed；
3) the laying H-type rib mo(u)ld bottom half face covering in H-type rib metal forming tooling；
4) the left and right costal margin item of H-type honeycomb rib answers the left and right costal margin item of laying on material cover board forming frock；
5) in H-type rib metal forming tooling combination cellular on covering under the good H-type rib of laying, cover on laying H-type rib honeycomb
Skin combines left and right costal margin item；
6) H-type rib combination is completed, and places H-type rib cell carbon fiber backman in the H-type rib honeycomb mo(u)ld top half face that combination has been completed
Dress, while soft cover board can be changed with type face in paved on the cell carbon fiber forming auxiliary mould of H-type rib mo(u)ld top half face, protect honeycomb
Area；
7) product encapsulation, solidification of hot-press tank molding, cure parameter are as follows: whole vacuum degree is not less than 0.080MPa, in room temperature to 80
Pressurize 0.3~0.6MPa between DEG C, leads to atmosphere when pressure reaches 0.14MPa vacuum；130 DEG C ± 5 DEG C are warming up to, 30min is kept the temperature
~60min, 0.5~1.5 DEG C/min of heating rate；180 DEG C~190 DEG C are continuously heating to, 120min~180min is kept the temperature；
8) solidify after the completion of product demoulding, cutting stock, carry out non-destructive testing；
9) H-type rib cell carbon fiber auxiliary mould and left and right edge strip composite material tooling are recycled and cleaned for lower batch of product
Manufacture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811027986.6A CN109094049A (en) | 2018-09-04 | 2018-09-04 | H-type composite material honeycomb rib is manufactured method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811027986.6A CN109094049A (en) | 2018-09-04 | 2018-09-04 | H-type composite material honeycomb rib is manufactured method |
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| Publication Number | Publication Date |
|---|---|
| CN109094049A true CN109094049A (en) | 2018-12-28 |
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|---|---|---|---|
| CN201811027986.6A Pending CN109094049A (en) | 2018-09-04 | 2018-09-04 | H-type composite material honeycomb rib is manufactured method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872345A (en) * | 2022-04-29 | 2022-08-09 | 沈阳飞机工业（集团）有限公司 | Integral forming method of variable cross-section I-shaped composite material part |
| CN115042453A (en) * | 2022-06-22 | 2022-09-13 | 沈阳飞机工业（集团）有限公司 | Thin-wall tool for manufacturing H-shaped variable cross-section honeycomb sandwich structure composite material product |
| CN116001322A (en) * | 2022-12-26 | 2023-04-25 | 江西洪都航空工业集团有限责任公司 | RTM forming tool and forming method for guide vane composite material part |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205326309U (en) * | 2015-12-10 | 2016-06-22 | 沈阳西子航空产业有限公司 | Technology apron |
| CN106313586A (en) * | 2016-10-11 | 2017-01-11 | 中国航空工业集团公司基础技术研究院 | Molding tool for composite of closed angle structure |
-
2018
- 2018-09-04 CN CN201811027986.6A patent/CN109094049A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205326309U (en) * | 2015-12-10 | 2016-06-22 | 沈阳西子航空产业有限公司 | Technology apron |
| CN106313586A (en) * | 2016-10-11 | 2017-01-11 | 中国航空工业集团公司基础技术研究院 | Molding tool for composite of closed angle structure |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872345A (en) * | 2022-04-29 | 2022-08-09 | 沈阳飞机工业（集团）有限公司 | Integral forming method of variable cross-section I-shaped composite material part |
| CN114872345B (en) * | 2022-04-29 | 2024-04-16 | 沈阳飞机工业（集团）有限公司 | Integral forming method of variable cross-section I-shaped composite material workpiece |
| CN115042453A (en) * | 2022-06-22 | 2022-09-13 | 沈阳飞机工业（集团）有限公司 | Thin-wall tool for manufacturing H-shaped variable cross-section honeycomb sandwich structure composite material product |
| CN115042453B (en) * | 2022-06-22 | 2024-03-08 | 沈阳飞机工业（集团）有限公司 | Thin-wall tool for manufacturing H-shaped variable-section honeycomb sandwich structure composite material part |
| CN116001322A (en) * | 2022-12-26 | 2023-04-25 | 江西洪都航空工业集团有限责任公司 | RTM forming tool and forming method for guide vane composite material part |
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Application publication date: 20181228 |