CN109849351A - Composite wing siding and metal rib encapsulating method based on total adhesive technology - Google Patents
Composite wing siding and metal rib encapsulating method based on total adhesive technology Download PDFInfo
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- CN109849351A CN109849351A CN201811445382.3A CN201811445382A CN109849351A CN 109849351 A CN109849351 A CN 109849351A CN 201811445382 A CN201811445382 A CN 201811445382A CN 109849351 A CN109849351 A CN 109849351A
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- sealing block
- stringer
- edge strip
- wing
- sealing
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Abstract
The present invention relates to airframe manufacturing technology fields, provide the method for a kind of the composite wing siding based on total adhesive technology and the sealing of metal rib, it is formed by gap with metal rib to wing wallboard stringer edge strip with glass fibre to be filled, glass fibre forms sealing block；Stringer edge strip, sealing block carry out total glue connection with covering simultaneously, flowing filling naturally, gapless after solidification after heating up before the resin solidification between sealing block and stringer edge strip；Stringer, sealing block and covering form integral structure；Sealing block and metal rib mating surface gluing seal.Compared with prior art, the present invention being not required to that the profile-followed mold with shape region feature in covering theory is fabricated separately for block, only retains maintenance gear sealing rubber die, be not required to individually reduce cost into solidification of hot-press tank；It is not required to smear sealant in block surrounding, only gluing, reduction assembly process, raising sealing effect, method simple practical need to have broad prospect of application at block and rib mating surface.
Description
Technical field
The present invention relates to airframe manufacturing technology field, in particular to a kind of composite machine based on total adhesive technology
The method of alar wall plate and the sealing of metal rib.
Background technique
Currently, due to carbon fibre reinforced composite have it is high than by force, Gao Bigang, can design, antifatigue, corrosion-resistant, few
The properties such as maintenance are widely used on international state-of-the-art large-scale civil aircraft, and most typical application is exactly wing wallboard knot
Structure, currently, large-scale civil aircraft generally uses the more ribbed structures of twin beams.Due to wing tank zoning requirements, part rib is as fuel tank
Interface needs to be sealed, as shown in Figure 1.Further, since the carrying and structure type of watchfully rib machine, at present still mainly with aluminium
Based on alloy material.
Between wing wallboard stringer edge strip, below sealing ribs, above covering, need to solve sealing problem.Existing type
Using the structure type of filled glass fiber sealing block, sealing block and stringer edge strip are contour, and width is slightly less than stringer edge strip
Spacing, structure type are as shown in Figure 2.Specific installation steps are that the glass fibre block surrounding being individually cured is coated sealing
Glue, then fill in the gap that siding and rib surround, play the effect of sealing.
Existing stringer is total to adhesive bonding technique with covering, and preforming good stringer is carried out glue with the covering having had been cured
Connect, stringer curing mold has flange at stringer edge strip, with prevent resin heat up after flow out, guarantee stringer solidify quality, such as Fig. 3
Shown
As shown in Fig. 2, covering inner surface is plane in diagram, practical inner surface is hyperboloid, places and covers everywhere in sealing block
Intradermal surface curvature is different.The prior art has the following insufficient: when glass fibre block manufactures, needing for covering difference position
The profile-followed mold with shape region feature in covering theory, generally egg box mould is fabricated separately in the glass fibre block set,
Higher cost, and individually solidification is needed, increase production cost；Glass fibre block assembly when, need with covering mating surface,
Two root long purlin edge strip end face of siding, rib lower surface totally four surfaces, smear sealant respectively, extend assembly time, improve
Sealing difficulty.
Summary of the invention
The object of the invention is to overcome the deficiencies of the prior art and provide a kind of composite material based on total adhesive technology
The method of wing wallboard and the sealing of metal rib, is glued with stringer when manufacturing sealing block and shares one set of die, reduces hot pressing
Tank access times reduce sealing block manufacturing cost；Sealing block assembly when, only need in block and rib mating surface daub,
Block assembly time is reduced, sealing effect is improved.
A kind of method of composite wing siding based on total adhesive technology and metal rib sealing of the invention, including with
Lower step:
It is formed by gap with metal wing sealing ribs to wing wallboard stringer edge strip using glass fibre to be filled, the glass
Fiber presoaked, solidify after form sealing block；
Wing wallboard stringer edge strip, sealing block carry out total glue connection, sealing block and wing wallboard stringer edge with covering simultaneously
Gapless after solidifying between item；Wing wallboard stringer, sealing block and covering form integral structure；
Sealing block and metal rib mating surface gluing, are sealed, and realization sealing block is close with metal wing sealing ribs lower end
Envelope connection.
Further, when wing wallboard stringer edge strip, sealing block carry out total glue connection with covering simultaneously, first to wing
Siding stringer edge strip, sealing block are presoaked in prepreg, and the prepreg of the two fills up wing wallboard stringer edge strip jointly
Gap (solidifying after flowing blind naturally after resin heating) between sealing block, the prepreg is resin, wing
Integral structure is formed after siding stringer edge strip and sealing block solidification.
Further, when wing wallboard stringer edge strip, sealing block and covering carry out total glue connection, using total splicing mould
Tool；The mold that is glued altogether includes stringer portion and sealing block portion；The adjacent in the stringer portion and the sealing block portion passes through
It is logical, guarantee that the prepreg of wing wallboard stringer edge strip and sealing block can fill up wing wallboard stringer edge strip and sealing block jointly
Between gap.
The present invention also provides one kind to be glued mold altogether, and the mold that is glued altogether is for wing wallboard stringer edge strip, sealing
The block total glue connection between covering simultaneously；The mold that is glued altogether includes stringer portion and sealing block portion；
The stringer cross section is 2 L-types corresponding with wing wallboard stringer, and the L-type includes first, and and wing
Siding stringer edge strip is second corresponding；Described second is slightly shorter than the wing wallboard stringer edge strip；
The sealing block portion is slab construction；
The sealing block portion and second flush arrangement, so that sealing block and wing wallboard stringer edge strip are contour；
The sealing block portion and it is second described between there are gaps.
Further, the sealing block portion and it is second described between gap and the line required precision of stringer web erect-position
Unanimously, when solidification, gap gear adhesive tape filling.
It is long to wing wallboard the present invention also provides a kind of method for carrying out total glue connection using above-mentioned total splicing mold
Purlin edge strip and the glass fibre of sealing block size presoak simultaneously, and prepreg is resin；
Pre- dipped wing wallboard stringer edge strip and glass fibre are placed on the setting position of covering simultaneously；
It is applied in wing wallboard stringer with the stringer portion for being glued mold altogether, sealing block portion is applied on sealing block；
Wherein, second of stringer portion is pressed on the edge strip of wing wallboard stringer；Second of stringer portion is between sealing block portion
There are gaps；
Wing wallboard stringer edge strip, sealing block, covering form integral structure after being heating and curing.
The invention has the benefit that compared with prior art, do not need for the block on covering different location it is independent
The profile-followed mold with shape region feature in covering theory is made, maintenance gear sealing rubber die need to be only retained, is not required to individually solid into autoclave
Change, production cost is greatly reduced；It does not need to smear sealant in block surrounding, need to only be applied at block and rib mating surface
Glue reduces assembly process, improves sealing effect, method simple practical, sealing effect are good, have broad application prospects.
Detailed description of the invention
Fig. 1 show civil aircraft sealing ribs distribution schematic diagram.
Fig. 2 show sealing ribs lower end in the prior art and siding sealed structural schematic diagram.
Fig. 3 show stringer in the prior art and covering is glued scheme schematic diagram.
Fig. 4 show the sealing ribs lower end proposed in present invention implementation and siding sealed structural schematic diagram.
Fig. 5 show the stringer proposed in the embodiment of the present invention and covering is glued scheme schematic diagram.
Wherein: 1- sealing ribs；2- sealing ribs edge；3- stringer edge strip；The four sides 4- sealant；Individually cured sealing is kept off 5-
Block；6- covering；7- single facer glue；The sealing block that 8- is glued altogether；The existing stringer of 9- is glued mold altogether；10- stringer portion (changes
Into stringer be glued mold altogether)；11- sealing block portion；101- first；102- second.
Specific embodiment
Below in conjunction with specific attached drawing the present invention is described in detail specific embodiment.It should be noted that in following embodiments
The combination of the technical characteristic or technical characteristic of description is not construed as isolated, they can be combined with each other to reaching
To superior technique effect.In the drawings of the following embodiments, the identical label that each attached drawing occurs represent identical feature or
Person's component, can be apply to different embodiments.
The present invention is to solve to need brought by the gluing of four sides when sealing block needs are fabricated separately, seal in the prior art
The problem of process is tedious, low efficiency.
As shown in Figure 4,5, a kind of composite wing siding based on total adhesive technology of the embodiment of the present invention and the metal wing
The method of rib sealing, comprising the following steps: between being formed by using glass fibre to wing wallboard stringer edge strip and metal rib
Gap is filled, the glass fibre presoaked, solidify after form sealing block；Wing wallboard stringer edge strip, sealing block are same
When with covering carry out total glue connection, be resin solidification (glass fibre, stringer edge between sealing block and wing wallboard stringer edge strip
Formed between sealing block and stringer edge strip after item preimpregnation solidification) connection, intermediate gapless；Wing wallboard stringer, sealing gear
Block and covering form integral structure；Sealing block and metal rib mating surface gluing (sealant), are sealed, and realize sealing gear
The sealed connection of block and metal wing sealing ribs lower end.
Preferably, when wing wallboard stringer edge strip, sealing block carry out total glue connection with covering simultaneously, first to wing wall
Plate stringer edge strip, sealing block are presoaked in prepreg, the prepreg of the two fill up jointly wing wallboard stringer edge strip and
Gap between sealing block, the prepreg are resin, form one after wing wallboard stringer edge strip and sealing block solidification
Structure.
When wing wallboard stringer edge strip, sealing block and covering carry out total glue connection, using total splicing mold；The glue altogether
Connecing mold includes stringer portion and sealing block portion；The adjacent in the stringer portion and the sealing block portion penetrates through, and guarantees wing
The prepreg of siding stringer edge strip and sealing block can fill up the gap between wing wallboard stringer edge strip and sealing block jointly.
As shown in figure 5, a kind of be glued mold altogether, the mold that is glued altogether is used for wing wallboard stringer edge strip, sealing block
Total glue connection between covering simultaneously；The mold that is glued altogether includes stringer portion and sealing block portion；The stringer portion is transversal
Face is 2 L-types corresponding with wing wallboard stringer, and the L-type includes first corresponding with wing wallboard web, Ji Yuji
Alar wall plate stringer edge strip is second corresponding；Described second and the slightly shorter than described wing wallboard stringer edge strip；The sealing gear
Block portion is slab construction；The sealing block portion and second flush arrangement, so that sealing block and wing wallboard stringer
Edge strip is contour；The sealing block portion and it is second described between there are gaps.The sealing block portion with described second it
Between gap it is consistent with stringer web erect-position line required precision, gap gear adhesive tape filling when solidification.
Total splicing mold in the embodiment of the present invention can be simply transformed by being glued mold altogether to traditional stringer:
When traditional stringer is glued mold (such as Fig. 4) altogether and is improved, in the position for needing to arrange sealing block, stringer mould is cancelled in part
Have flange, flow out the resin in stringer prepreg can, with the prepreg resin in sealing block fill up jointly sealing block with
Gap between stringer edge strip；Furthermore, it is necessary to manufacture sealing block curing mold (sealing block portion), play dimension shape and keep off the work of glue
With.
The method that total glue connection is carried out using above-mentioned total splicing mold are as follows: wing wallboard stringer edge strip and sealing are kept off
The glass fibre of block size presoaks simultaneously, and prepreg is resin；Pre- dipped wing wallboard stringer edge strip and glass fibre is same
When be placed on the setting position of covering；It is applied in wing wallboard stringer with the stringer portion for being glued mold altogether, sealing gear
Block portion is applied on sealing block；Wherein, second of stringer portion is pressed on wing wallboard stringer edge strip；The second of stringer portion
There are gaps between portion and sealing block portion；Wing wallboard stringer edge strip, sealing block, covering form one knot after being heating and curing
Structure.
Compared with prior art, difference essentially consists in:
Sealing block is cured on covering together with stringer, and it is unconventional block is fabricated separately, then be coupled；
When being sealed, only sealant need to be smeared in block and rib mating surface, and other three faces are without sealing.
Although having been presented for several embodiments of the present invention herein, it will be appreciated by those of skill in the art that
Without departing from the spirit of the invention, the embodiments herein can be changed.Above-described embodiment is only exemplary, no
It should be using the embodiments herein as the restriction of interest field of the present invention.
Claims (6)
1. a kind of method of composite wing siding based on total adhesive technology and the sealing of metal rib, which is characterized in that packet
Include following steps:
It is formed by gap with metal wing sealing ribs to wing wallboard stringer edge strip using glass fibre to be filled, the glass
Fiber presoaked, solidify after form sealing block；
Wing wallboard stringer edge strip, sealing block carry out total glue connection, sealing block and wing wallboard stringer edge with covering simultaneously
Gapless after solidifying between item；Wing wallboard stringer, sealing block and covering form integral structure；
Sealing block and metal wing sealing ribs mating surface distinguish gluing, are sealed, and realize sealing block and metal wing sealing ribs
The sealed connection of lower end.
2. the method as described in claim 1, which is characterized in that wing wallboard stringer edge strip, sealing block simultaneously and covering into
When capable glue connection altogether, wing wallboard stringer edge strip, sealing block are presoaked in prepreg first, the prepreg of the two is total
With the gap between wing wallboard stringer edge strip and sealing block is filled up, the prepreg is resin, wing wallboard stringer edge strip
Integral structure is formed with after sealing block solidification.
3. method according to claim 2, which is characterized in that wing wallboard stringer edge strip, sealing block and covering are total to
When glue connection, using total splicing mold；The mold that is glued altogether includes stringer portion and sealing block portion；The stringer portion with it is described
The adjacent in sealing block portion penetrates through, and guarantees that the prepreg of wing wallboard stringer edge strip and sealing block can fill up wing wall jointly
Gap between plate stringer edge strip and sealing block.
4. one kind is glued mold altogether, which is characterized in that the splicing mold altogether is same for wing wallboard stringer edge strip, sealing block
When and covering between total glue connection；The mold that is glued altogether includes stringer portion and sealing block portion；
The stringer cross section is 2 L-types corresponding with wing wallboard stringer, and the L-type includes first, and and wing
Siding stringer edge strip is second corresponding；Described second and the slightly shorter than described wing wallboard stringer edge strip；
The sealing block portion is slab construction；
The sealing block portion and second flush arrangement, so that sealing block and wing wallboard stringer edge strip are contour；
The sealing block portion and it is second described between there are gaps.
5. being glued mold altogether as claimed in claim 4, which is characterized in that the sealing block portion and described between second
Gap is consistent with stringer web erect-position line required precision, gap gear adhesive tape filling when solidification.
6. a kind of method for carrying out total glue connection using mold is glued altogether as described in claim 5 or 6, which is characterized in that
The glass fibre of wing wallboard stringer edge strip and sealing block size is presoaked simultaneously, prepreg is resin；
Pre- dipped wing wallboard stringer edge strip and glass fibre are placed on the setting position of covering simultaneously；
It is applied in wing wallboard stringer with the stringer portion for being glued mold altogether, sealing block portion is applied on sealing block；
Wherein, second of stringer portion is pressed on wing wallboard stringer edge strip；Second of stringer portion stays between sealing block portion
There is gap；
Wing wallboard stringer edge strip, sealing block, covering form integral structure after being heating and curing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811445382.3A CN109849351B (en) | 2018-11-29 | 2018-11-29 | Composite material wing wall plate and metal wing rib sealing method based on co-bonding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811445382.3A CN109849351B (en) | 2018-11-29 | 2018-11-29 | Composite material wing wall plate and metal wing rib sealing method based on co-bonding process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109849351A true CN109849351A (en) | 2019-06-07 |
| CN109849351B CN109849351B (en) | 2021-11-23 |
Family
ID=66890367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811445382.3A Active CN109849351B (en) | 2018-11-29 | 2018-11-29 | Composite material wing wall plate and metal wing rib sealing method based on co-bonding process |
Country Status (1)
| Country | Link |
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| CN (1) | CN109849351B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111476786A (en) * | 2020-04-22 | 2020-07-31 | 南京航空航天大学 | Automatic gluing and quality detection method for stringer based on measured data |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010040317A1 (en) * | 1996-11-15 | 2001-11-15 | Koji Shiraishi | Method for forming fiber-reinforced composite member |
| DE102006045635A1 (en) * | 2006-09-27 | 2008-04-03 | Airbus Deutschland Gmbh | Pre-hardened stringer tying method for e.g. spacecraft, involves tying stringers at structural component in pressure loaded manner, using foils, sealing unit and strips, and arranging stringers parallel to each other on component |
| US20080083494A1 (en) * | 2006-09-27 | 2008-04-10 | Peter Sander | Method for joining precured or cured stringers to at least one structural component of an aircraft or spacecraft |
| US20110168840A1 (en) * | 2009-09-29 | 2011-07-14 | Avda. John Lennon, S.L. | Aircraft frame and method for obtaining the same |
| CN103341987A (en) * | 2013-06-17 | 2013-10-09 | 沈阳飞机工业（集团）有限公司 | Co-curing process for omega-stringer vertical and horizontal reinforcement composite integral wallboard |
| CN105034405A (en) * | 2015-08-31 | 2015-11-11 | 江苏恒神股份有限公司 | One-time solidifying and forming device and method for T-shaped stiffened wall plate |
-
2018
- 2018-11-29 CN CN201811445382.3A patent/CN109849351B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010040317A1 (en) * | 1996-11-15 | 2001-11-15 | Koji Shiraishi | Method for forming fiber-reinforced composite member |
| DE102006045635A1 (en) * | 2006-09-27 | 2008-04-03 | Airbus Deutschland Gmbh | Pre-hardened stringer tying method for e.g. spacecraft, involves tying stringers at structural component in pressure loaded manner, using foils, sealing unit and strips, and arranging stringers parallel to each other on component |
| US20080083494A1 (en) * | 2006-09-27 | 2008-04-10 | Peter Sander | Method for joining precured or cured stringers to at least one structural component of an aircraft or spacecraft |
| US20110168840A1 (en) * | 2009-09-29 | 2011-07-14 | Avda. John Lennon, S.L. | Aircraft frame and method for obtaining the same |
| CN103341987A (en) * | 2013-06-17 | 2013-10-09 | 沈阳飞机工业（集团）有限公司 | Co-curing process for omega-stringer vertical and horizontal reinforcement composite integral wallboard |
| CN105034405A (en) * | 2015-08-31 | 2015-11-11 | 江苏恒神股份有限公司 | One-time solidifying and forming device and method for T-shaped stiffened wall plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111476786A (en) * | 2020-04-22 | 2020-07-31 | 南京航空航天大学 | Automatic gluing and quality detection method for stringer based on measured data |
| US11504731B2 (en) | 2020-04-22 | 2022-11-22 | Nanjing University Of Aeronautics And Astronautics | Method for automatic glue-spraying of stringer and inspection of glue-spraying quality |
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| Publication number | Publication date |
|---|---|
| CN109849351B (en) | 2021-11-23 |
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