CN105856592A - Formation method of multi-beam multi-rib composite wallboard - Google Patents
Formation method of multi-beam multi-rib composite wallboard Download PDFInfo
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- CN105856592A CN105856592A CN201610271356.8A CN201610271356A CN105856592A CN 105856592 A CN105856592 A CN 105856592A CN 201610271356 A CN201610271356 A CN 201610271356A CN 105856592 A CN105856592 A CN 105856592A
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- Prior art keywords
- rib
- eyelid covering
- many
- frock
- skin
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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
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
- B29C70/541—Positioning reinforcements in a mould, e.g. using clamping means for the reinforcement
Abstract
The invention discloses a formation method of a multi-beam multi-rib composite wallboard. The method comprises the following steps: fixing a skin to a skin tool through positioning holes, and determining the positions of ribs on the skin through laser projection; mounting the ribs to the laser projection positions on the skin; clamping the ribs through clamping grooves in a clamping board, and accurately positioning the ribs to the skin, and bonding; laying blanks of beams on tools of the beams, and then positioning and connecting the tools of the beams to the skin tool through a portal frame; curing the positioned ribs, beams and skin through a vacuum bag autoclave method. According to the formation method, the ribs and the beams on the formed multi-beam multi-rib composite wallboard can be accurately positioned, so that later assembling can be carried out conveniently, and the qualification rate of part strength can be improved.
Description
Technical field
The present invention relates to technical field of composite material molding, particularly relate to the forming method of a kind of many beam many rib reinforced composite materials wallboards.
Background technology
Many beam many rib reinforced composite materials wall panel structures, owing to bearing the outer function admirable carried of combination, have the highest structure efficiency under complex stress condition.Simultaneously as reinforced structure has multichannel load transfer path, its structure inherently has natural damage tolerance performance.
Owing to composite is different from the thermal coefficient of expansion of frock, having deformation in various degree after hardening, the deformation of heavy parts becomes apparent from.Many beam many rib reinforced composite materials wallboards and other parts of body have higher matching relationship, and the required precision to part is the highest.How to be accurately positioned eyelid covering position in frock and beam and rib position on eyelid covering is the key in many beam many rib reinforced composite materials wallboard manufacturing process and difficult point.Once the precision of part cannot meet the matching requirements in later stage, can only assemble by force or polish part during assembling, and this most inevitably makes part produce stress or injuring part.Secondly, the bonding quality of beam and rib and eyelid covering is another the big factor affecting part quality.If there is unsticking or adhesive defect, these regions arise that stress is concentrated, and cause destroying in advance, significantly shorten the service life manufacturing component.First eyelid covering and beam are solidified respectively if used, then the method carrying out glueing joint.Both are likely distorted because of inharmonious, and both cured glue junction needs to fill glued membrane and compensates when coordinating bad, and glued membrane is blocked up just cannot meet requirement of strength.
Separately having the China Patent No. to be: 201310511661.6, date of publication is 2014.2.5, discloses the autoclave integral forming method of a kind of composite Dual side reinforced wallboard.The present invention, by processing groove relative to the position of wallboard inner mold gluten bar on forming frock, then puts the inner mold gluten bar anticipated into frock, laying eyelid covering in frock profile, and last and outer mold surface rib glueds joint/co-curing molding wallboard altogether.Use the forming method of the technology of the present invention, (Co-bonding)/co-curing (Co-curing) can be gluedd joint altogether and go out the composite elements such as two-sided orthogonal stiffeners wallboard, beam.It is effectively reduced the use of autoclave, is substantially reduced production cost, it is to avoid because repeatedly thermal history produces impact to composite element performance, reduce process risk.Above-mentioned patent provides the autoclave integral forming method of a kind of composite Dual side reinforced wallboard, but the most accurately controls the measure of rib position, and does not provide global formation and have the beam of complex profile and the method for eyelid covering.
Summary of the invention
In order to overcome the defect of above-mentioned prior art, the invention provides the forming method of a kind of many beam many rib reinforced composite materials wallboards, its purpose is to improve in many beam many rib reinforced composite materials wallboard manufacturing process be difficult to be accurately positioned and cause later stage assembling difficulty, and the problem such as cause part strength defective of the adhesive defect between beam and eyelid covering.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is:
The forming method of a kind of many beam many rib reinforced composite materials wallboards, it is characterised in that comprise the steps:
(1) eyelid covering is fixed in eyelid covering frock by hole, location, determines rib position on eyelid covering with laser projection；And the laser projection position that rib is arranged on eyelid covering；
(2) block rib with the draw-in groove on clamp, rib is accurately positioned in eyelid covering and carries out bonding, wherein: clamp is hinged in eyelid covering frock；
(3) at the blank of frock upper berth stoplog of beam, the most again the frock of beam is connected with eyelid covering tool locating by portal frame；
(4) carry out back changing by vacuum hotpressing tank method by muscle, beam and the eyelid covering behind location.
Between eyelid covering and rib, place one layer of sealing coat during rib position, location, after rib has positioned, remove sealing coat again.
Before vacuum hotpressing tank solidification process, the finger setting of the little 0.2mm of actionradius, it is ensured that beam can little scope move in the direction of vertical skin.
Laser tracker is used to measure and confirm the position of beam during the position of positioning beam.
The invention have the advantages that
The present invention not exclusively takes off after covering forming from frock, after the position of mould is not pasted in release, utilizes bushing plate to drill DA(technology hole) hole, it is ensured that eyelid covering being accurately positioned in frock, solve eyelid covering difficult problem of location difficulty in frock.Placing one layer of sealing coat between rib and eyelid covering enables rib to move freely, and coordinates being accurately positioned of clamp finally to determine most suitable position.Portal frame positioning beam and determined the exact position of beam by laser projection and laser tracker.The last alignment pin positioning beam using little 0.2mm during solidification of hot-press tank, enables beam to have certain activity space on the direction of vertical skin, can fit together closely with eyelid covering after the pressurizing, improves beam and the bonding quality of eyelid covering.Muscle on many beam many rib reinforced composite materials wallboards of this method molding is accurately positioned with beam, beneficially later stage assembling, improves the qualification rate of part strength.
Accompanying drawing explanation
Fig. 1 is that rib positions schematic diagram.
Fig. 2 is that beam positions schematic diagram.
Labelling in figure: 1, eyelid covering frock, 2, clamp, 3, eyelid covering, 4, draw-in groove, 5, rib, 6, beam, 7, portal frame, 8, beam frock, 9, alignment pin.
Detailed description of the invention
Embodiment 1
The forming method of a kind of many beam many rib reinforced composite materials wallboards, comprises the steps:
(1) eyelid covering is fixed in eyelid covering frock by hole, location, determines rib position on eyelid covering with laser projection；And the laser projection position that rib is arranged on eyelid covering；The purpose of this step is at eyelid covering by rib coarse positioning, lays the foundation for being accurately positioned of next step rib；
(2) block rib with the draw-in groove on clamp, rib is accurately positioned in eyelid covering and carries out bonding, wherein: clamp is hinged in eyelid covering frock；This step, on the basis of (1st), will be hinged on the clamp in eyelid covering frock, and clamp is provided with locating groove, rotate clamp, utilize draw-in groove to block rib, make thus the rib of (1st) step location is carried out micro-the, to reach to be glued on eyelid covering by rib accurately.Simultaneously in order to the most accurately rib be positioned, in position fixing process, between eyelid covering and rib, place one layer of sealing coat, after rib has positioned, remove sealing coat again, make rib the most bonding with eyelid covering.Again the rib having good positioning is passed through vacuum bag autoclave method curing molding with eyelid covering.
(3) at the blank of frock upper berth stoplog of beam, the most again the frock of beam is connected with eyelid covering tool locating by portal frame；The blank of beam namely uncured blank；
(4) carry out back changing by vacuum hotpressing tank method by muscle, beam and the eyelid covering behind location.
Before vacuum hotpressing tank solidification process, the finger setting of the little 0.2mm of actionradius, it is ensured that beam can little scope move in the direction of vertical skin.
Laser tracker is used to measure and confirm the position of beam during the position of positioning beam.
It is described further by accompanying drawing 1 and Fig. 2 further: as it is shown in figure 1, drill DA(technology hole when pasting mould and being good) position of location, hole eyelid covering 3 and eyelid covering frock 1.All the time DA(technology hole is used in subsequent manufacturing processes) eyelid covering 3 position, location, hole.Then secondary co-curing molding rib 6 is used.First use laser projection that rib 5 position is carried out coarse positioning during the rib 5 of location, by rib 5 coarse positioning in the position of laser projection, clamp 2 is used to be accurately positioned rib position, clamp 2 is hinged in eyelid covering frock 1, clamp 2 is provided with the draw-in groove 4 being accurately positioned rib, engage rib 5 with draw-in groove 4, thus realize rib 5 being accurately positioned on eyelid covering.During the rib 5 of location, between eyelid covering 3 and rib 5, place one layer of sealing coat, prevent rib 5 and eyelid covering 3 adhesion, after rib 5 has positioned, remove sealing coat again, make rib 5 bond with eyelid covering 3.After rib molding completes, part occurs that deformation is not fitted with frock, now beats a bag evacuation in cover edges and frock and makes eyelid covering attaching tooling, in the operation carrying out subsequent forming beam.
As in figure 2 it is shown, complete the laying of beam before using secondary co-curing molding beam on beam shaping mould, at the blank of beam frock 8 upper berth stoplog, the most again beam frock 8 is located by connecting with eyelid covering frock 1 by portal frame 7；The blank of beam namely uncured blank；And the splicing face of beam 6 and eyelid covering is verified, according to verification film paving glued membrane, the regional compensation glued membrane bigger to gap.Use portal frame 7 tie-beam frock 8 with the mode of eyelid covering 3 frock, beam to be positioned during molding beam, and use alignment pin 9 to be accurately positioned beam position on eyelid covering.Re-use the accuracy of the position of laser projection and laser tracker confirmation beam.Finally, before entering solidification of hot-press tank, use the alignment pin positioning beam of little 0.2mm instead.
Claims (4)
1. the forming method of the wallboard of beam many rib reinforced composite materials more than a kind, it is characterised in that comprise the steps:
(1) eyelid covering is fixed in eyelid covering frock by hole, location, determines rib position on eyelid covering with laser projection；And on the laser projection position that rib is arranged on eyelid covering；
(2) block rib with the draw-in groove on clamp, rib is accurately positioned on eyelid covering, and carry out bonding, wherein: clamp is hinged in eyelid covering frock；
(3) at the blank of beam frock upper berth stoplog, the most again beam frock is connected with eyelid covering tool locating by portal frame；
(4) muscle, beam and the eyelid covering behind location is solidified by vacuum bag autoclave method.
The forming method of many beam many rib reinforced composite materials wallboards the most as claimed in claim 1, it is characterised in that: during rib position, location, placing one layer of sealing coat between eyelid covering and rib, rib removes sealing coat after having positioned again.
The forming method of many beam many rib reinforced composite materials wallboards the most as claimed in claim 1, it is characterised in that: cross Cheng Qian at vacuum bag solidification of hot-press tank, the finger setting of the little 0.2mm of actionradius, it is ensured that beam can move in the direction of vertical skin.
The forming method of many beam many rib reinforced composite materials wallboards the most as claimed in claim 1, it is characterised in that: use laser tracker measure and confirm the position of beam during the position of positioning beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610271356.8A CN105856592A (en) | 2016-04-28 | 2016-04-28 | Formation method of multi-beam multi-rib composite wallboard |
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| CN201610271356.8A CN105856592A (en) | 2016-04-28 | 2016-04-28 | Formation method of multi-beam multi-rib composite wallboard |
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| CN201610271356.8A Pending CN105856592A (en) | 2016-04-28 | 2016-04-28 | Formation method of multi-beam multi-rib composite wallboard |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106891548A (en) * | 2017-03-06 | 2017-06-27 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | A kind of T-shaped Material Stiffened Panel forming frock of composite and forming method |
| CN109367053A (en) * | 2018-10-17 | 2019-02-22 | 江西洪都航空工业集团有限责任公司 | Dual-purpose mould is glued in covering paving under a kind of aircraft |
| CN110154498A (en) * | 2019-05-31 | 2019-08-23 | 百佳瑞航天航空新材料(苏州)有限公司 | A kind of composite materials testing part gluing production technology based on subnormal ambient |
| CN111136134A (en) * | 2020-01-03 | 2020-05-12 | 中国航空制造技术研究院 | Forming device and forming process for obtaining curved ribbed wallboard |
| CN111452991A (en) * | 2019-01-20 | 2020-07-28 | 成都飞机工业（集团）有限责任公司 | Gluing positioning method for control surface of composite material airplane with multiple joints |
| CN113021912A (en) * | 2019-12-09 | 2021-06-25 | 中国商用飞机有限责任公司 | Forming device and forming method |
| CN114274543A (en) * | 2021-12-15 | 2022-04-05 | 成都飞机工业（集团）有限责任公司 | Reinforced skin positioning and forming method |
| CN114603900A (en) * | 2022-03-02 | 2022-06-10 | 北京玻钢院复合材料有限公司 | Composite external pressure shell reinforcement structure and forming method thereof |
| CN115972093A (en) * | 2022-11-25 | 2023-04-18 | 无锡中车时代智能装备研究院有限公司 | Workpiece surface measuring method and device and wing wall plate soft mold polishing method |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106891548A (en) * | 2017-03-06 | 2017-06-27 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | A kind of T-shaped Material Stiffened Panel forming frock of composite and forming method |
| CN106891548B (en) * | 2017-03-06 | 2023-12-22 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Forming tool and forming method for T-shaped reinforced wallboard made of composite material |
| CN109367053A (en) * | 2018-10-17 | 2019-02-22 | 江西洪都航空工业集团有限责任公司 | Dual-purpose mould is glued in covering paving under a kind of aircraft |
| CN111452991A (en) * | 2019-01-20 | 2020-07-28 | 成都飞机工业（集团）有限责任公司 | Gluing positioning method for control surface of composite material airplane with multiple joints |
| CN110154498A (en) * | 2019-05-31 | 2019-08-23 | 百佳瑞航天航空新材料(苏州)有限公司 | A kind of composite materials testing part gluing production technology based on subnormal ambient |
| CN113021912B (en) * | 2019-12-09 | 2022-08-09 | 中国商用飞机有限责任公司 | Forming device and forming method |
| CN113021912A (en) * | 2019-12-09 | 2021-06-25 | 中国商用飞机有限责任公司 | Forming device and forming method |
| CN111136134A (en) * | 2020-01-03 | 2020-05-12 | 中国航空制造技术研究院 | Forming device and forming process for obtaining curved ribbed wallboard |
| CN111136134B (en) * | 2020-01-03 | 2022-03-04 | 中国航空制造技术研究院 | Forming device and forming process for obtaining curved ribbed wallboard |
| CN114274543A (en) * | 2021-12-15 | 2022-04-05 | 成都飞机工业（集团）有限责任公司 | Reinforced skin positioning and forming method |
| CN114274543B (en) * | 2021-12-15 | 2023-01-10 | 成都飞机工业（集团）有限责任公司 | Reinforced skin positioning and forming method |
| CN114603900A (en) * | 2022-03-02 | 2022-06-10 | 北京玻钢院复合材料有限公司 | Composite external pressure shell reinforcement structure and forming method thereof |
| CN115972093A (en) * | 2022-11-25 | 2023-04-18 | 无锡中车时代智能装备研究院有限公司 | Workpiece surface measuring method and device and wing wall plate soft mold polishing method |
| CN115972093B (en) * | 2022-11-25 | 2023-12-12 | 无锡中车时代智能装备研究院有限公司 | Workpiece surface measuring method and device and wing wallboard soft mold polishing method |
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