CN109353026A - It is a kind of to manufacture the mold and method for emitting shape Composite Material Stiffened Panel - Google Patents

It is a kind of to manufacture the mold and method for emitting shape Composite Material Stiffened Panel Download PDF

Info

Publication number
CN109353026A
CN109353026A CN201811112049.0A CN201811112049A CN109353026A CN 109353026 A CN109353026 A CN 109353026A CN 201811112049 A CN201811112049 A CN 201811112049A CN 109353026 A CN109353026 A CN 109353026A
Authority
CN
China
Prior art keywords
reinforcing rib
soft mode
panel
template
preform
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.)
Granted
Application number
CN201811112049.0A
Other languages
Chinese (zh)
Other versions
CN109353026B (en
Inventor
程勇
刘志杰
陈贵勇
黄当明
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.)
Chengdu Aircraft Industrial Group Co Ltd
Original Assignee
Chengdu Aircraft Industrial Group 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 Chengdu Aircraft Industrial Group Co Ltd filed Critical Chengdu Aircraft Industrial Group Co Ltd
Priority to CN201811112049.0A priority Critical patent/CN109353026B/en
Publication of CN109353026A publication Critical patent/CN109353026A/en
Application granted granted Critical
Publication of CN109353026B publication Critical patent/CN109353026B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B29C70/30Shaping 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
    • B29C70/34Shaping 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 and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
    • B29C70/342Shaping 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 and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation using isostatic pressure
    • 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
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/30Mounting, exchanging or centering
    • 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
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/30Mounting, exchanging or centering
    • B29C33/305Mounting of moulds or mould support plates
    • 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
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/38Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3828Moulds made of at least two different materials having different thermal conductivities
    • 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
    • B29C70/446Moulding structures having an axis of symmetry or at least one channel, e.g. tubular structures, frames
    • 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
    • B29C70/54Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing

Abstract

The invention discloses the molds that a kind of manufacture emits shape Composite Material Stiffened Panel, belong to Material Stiffened Panel manufacturing technology field, it is a kind of to manufacture the mold for emitting shape Composite Material Stiffened Panel, including template, locating support, panel preform, the outer soft mode of the reinforcing rib of positioning support bar and the hat being successively arranged from the inside to the outside, reinforcing rib preform, soft mode in reinforcing rib;The mold is formed and is combined to reinforcing rib and panel by a whole set of complete molding die; it is convenient for disassembly and assembly; and the mold combined by flexible material and metal material; reinforcing rib preform and panel preform can be protected well, improve the producing efficiency and Forming Quality of Material Stiffened Panel;The invention also discloses a kind of methods that manufacture emits shape Composite Material Stiffened Panel, using set of template, the processing method of preferable moulding process and thin portion, the finished product produced has the advantages that reinforcing rib surface is regular, thickness is uniform, stable and reliable product quality, easy to operate, convenient for positioning.

Description

It is a kind of to manufacture the mold and method for emitting shape Composite Material Stiffened Panel
Technical field
The present invention relates to Material Stiffened Panel manufacturing technology fields, are that a kind of manufacture emits shape Stiffened wall specifically The mold and method of plate.
Background technique
Emitting one kind that shape Composite Material Stiffened Panel structure is composite material integrated structure has high cost effectiveness structure, Typical advantage is that connector is few, rigidity is good, fatigue life is long.On the fuselage of B787, A350 jumbo jet of newest model It all uses and emits shape Composite Stiffened Structures.It emits shape Composite Stiffened Structures and is formed by emitting shape reinforcing rib and panel, structure It is all relatively simple relative to T shape, J-shaped, work shape Material Stiffened Panel, generally using co-curing (panel and reinforcing rib solidify simultaneously) and total glue Meet and (first solidify panel, then the reinforcing rib solidification by cement with prepreg state) technological forming.In the fabrication process, often add The defects of more gauffers in strengthening tendons position inaccuracy, local out-of-flatness, inside/outside in uneven thickness, strengthening rib strip side, and manufacture Efficiency it is lower.
Summary of the invention
It is complete by a whole set of the purpose of the present invention is to provide the mold that a kind of manufacture emits shape Composite Material Stiffened Panel Molding die reinforcing rib and panel can be formed and combined, it is convenient for disassembly and assembly, it is practical, can to reinforcing rib in advance at Type body and panel preform are protected well, improve the producing efficiency and Forming Quality of Material Stiffened Panel.
The purpose of the present invention is to provide a kind of methods that manufacture emits shape Composite Material Stiffened Panel, using set of mould The processing method of plate, preferable moulding process and thin portion, the finished product produced is regular with reinforcing rib surface, thickness is uniform, produces The reliable and stable advantage of quality, at the same have it is easy to operate, convenient for the effect of positioning.
The present invention is achieved through the following technical solutions:
A kind of manufacture emits the mold of shape Composite Material Stiffened Panel, including template, locating support, the locating support are erected at mould On plate, further includes the panel preform being arranged between locating support and template, positioning support bar and successively cover from the inside to the outside If the outer soft mode of reinforcing rib of hat, reinforcing rib preform, soft mode in reinforcing rib;One end of the positioning support bar is fixed on Inside top between positioning, and the other end is connect with the top of the outer soft mode of reinforcing rib;The panel preform is arranged in mould On plate, several panel soft modes are equidistantly provided on the panel preform, the outer soft mode of the reinforcing rib, reinforcing rib are preforming Soft mode is arranged on adjacent panel soft mode in body, reinforcing rib, and in the outer soft mode of reinforcing rib, reinforcing rib preform, reinforcing rib The sum of end height of soft mode is less than or equal to the thickness of panel soft mode;The outer soft mode of the reinforcing rib includes end soft mode and U-shaped The both ends of reinforcing rib shaping mould, the reinforcing rib shaping mould are separately connected end soft mode.
In order to preferably realize the present invention, further, the panel soft mode is increased by two layers of Airpad sheet rubber and one layer Strong prepreg is prepared;Soft mode is prepared by two layers of Airpad sheet rubber and one layer of enhancing prepreg in the reinforcing rib.
In order to preferably realize the present invention, further, the both sides of the edge of the reinforcing rib shaping mould are inclined notch, And the notch of one end of end soft mode and strengthening tendons shaping mould is seamlessly connected;The end soft mode is by two layers of Airpad sheet rubber and one Layer enhancing prepreg is prepared.
It further include the frame being arranged in below template further to preferably realize the present invention, the two of the frame Side passes through hound respectively and is fixedly connected with the bottom of template, and the top of frame and template are welded;The frame is web plate shape Framework.
In order to preferably realize the present invention, further, the frame is metal material preparation, and the plate thickness of frame For 8 ~ 16mm, and thickness deviation δ≤1.5mm;The template with a thickness of 10 ~ 20mm, thickness deviation δ≤2.0mm.
A method of manufacture emits shape Composite Material Stiffened Panel, comprising the following steps:
Step S101: preparing panel preform, the laying in template, and 5 layers of every laying needs encapsulated vacuum bag in normal temperature and pressure Lower application vacuum preloading, and vacuum degree is required to reach -0.090MPa or more, squeeze time reaches 15min or more;
Step S102: soft mode in reinforcing rib, reinforcing rib preform, reinforcing rib outer soft mode, panel soft mode are prepared respectively;
Step S103: combination installation;The panel preform positioning in step S101 is placed in template first, then by face Plate soft mode is placed on panel preform, and then soft mode in reinforcing rib is placed on panel soft mode;It is successively that reinforcing rib is pre- The outer soft mode of formed body, reinforcing rib is set in reinforcing rib on soft mode;Positioning support bar is mounted on locating support, by positioning branch Frame is fixedly mounted in template, connect the other end of positioning support bar with the outer soft mode of reinforcing rib;
Step S104: then encapsulated vacuum bag is completed part solidification in autoclave, is finally demoulded;The demoulding includes first going Except auxiliary material and thermocouple sensor, locating support and positioning support bar are then removed, panel soft mode is successively removed and takes out Soft mode in reinforcing rib finally removes the outer soft mode of reinforcing rib.
It is further, further comprising the steps of in order to preferably realize the present invention:
Soft mode in reinforcing rib is prepared using the first shaping mould in the step S102;It is pre- that reinforcing rib is prepared using reinforcing rib laying mould Formed body;Soft mode outside reinforcing rib is prepared using the second shaping mould;Panel soft mode is prepared using molding locating piece;The reinforcing rib paving Folded mould is formpiston structure, and first shaping mould and the second shaping mould are respectively female mould structure.
In order to preferably realize the present invention, further, in the step S102 in reinforcing rib soft mode 12 preparation method For two layers of Airpad sheet rubber of paving in the die cavity of the first shaping mould and one layer of enhancing prepreg, it is encapsulated in vacuum bag system In, then in solidification of hot-press tank sulfidization molding, and process conditions be 175 ~ 185 DEG C of temperature, 90 ~ 120min of time, pressure 0.40 ~ 0.75MPa, vacuum is kept in overall process;The preparation method of the outer soft mode of the reinforcing rib is the location and installation on the second shaping mould Reinforcing rib shaping mould, two layers of Airpad sheet rubber of paving and one layer of enhancing prepreg at the edges at two ends of reinforcing rib shaping mould, Then encapsulated vacuum bag system, in solidification of hot-press tank sulfidization molding, process conditions be 175 ~ 185 DEG C of temperature, the time 90 ~ 120min, 0.40 ~ 0.75MPa of pressure, vacuum is kept in overall process;The preparation method of the panel soft mode is that will form positioning Block is fixedly mounted in template, then two layers of Airpad sheet rubber of paving and one in the template between adjacent molding locating piece Layer enhancing prepreg, then encapsulated vacuum bag system, in solidification of hot-press tank sulfidization molding, process conditions be 175 ~ 185 DEG C of temperature, 90 ~ 120min of time, 0.40 ~ 0.75MPa of pressure, vacuum is kept in overall process.
In order to preferably realize the present invention, further, the method for encapsulated vacuum bag is to seal in the step S104 Putty item is pasted in area, then successively places isolation film A4000, laying airfelt, laying vacuum bag film, then compresses vacuum bag film With putty item, mediates vacuum bag film and emit vacuum bag in shape reinforcing rib, place vacuum adapter.
Compared with prior art, the present invention have the following advantages that and the utility model has the advantages that
(1) a kind of manufacture of the invention emits the mold of shape Composite Material Stiffened Panel, by a whole set of complete molding die to adding Strengthening tendons and panel are formed, and are combined, convenient for disassembly and assembly, practical, and pass through flexible material and metal material knot The mold of conjunction can protect well reinforcing rib preform and panel preform, improve the production effect of Material Stiffened Panel Rate and Forming Quality.
(2) a kind of manufacture of the invention emits the method for shape Composite Material Stiffened Panel, using set of template, preferably at The processing method of type technique and thin portion, the finished product produced have reinforcing rib surface is regular, thickness uniformly, stable product quality can By the advantages of, while have it is easy to operate, convenient for the effect of positioning.
Detailed description of the invention
Fig. 1 is the shaft side figure of Material Stiffened Panel of the invention;
Fig. 2 is the cross-sectional view of Material Stiffened Panel of the invention;
Fig. 3 is the mold scheme of installation that Material Stiffened Panel of the invention makes early period;
Fig. 4 is the first shaping moudle structure schematic diagram of soft mode in reinforcing rib of the invention;
Fig. 5 is the structural schematic diagram of the reinforcing rib shaping mould of the outer soft mode of reinforcing rib of the invention;
Fig. 6 is the structural schematic diagram of the second shaping mould of the outer soft mode of reinforcing rib of the invention;
Fig. 7 is the schematic diagram after manufacture end soft mould of the invention;
Fig. 8 is the structural schematic diagram of reinforcing rib laying mould of the invention;
Fig. 9 is the structural schematic diagram after panel soft mould of the invention;
Figure 10 is that the shape Material Stiffened Panel that emits of the invention solidifies combined cross-sectional view.
Wherein: 1- reinforcing rib preform;2- panel preform;3- composable mold;4- template;5- frame;6- positioning Bracket;7- reinforcing rib shaping mould;8- positioning support bar;9- forms locating piece;10- panel soft mode;11- reinforcing rib laying mould;12- Soft mode in reinforcing rib;The end 13- soft mode;The first shaping mould of 14-;The second shaping mould of 15-;16- Material Stiffened Panel;161- reinforcing rib; 162- panel.
Specific embodiment
It is a kind of to manufacture the mold for emitting shape Composite Material Stiffened Panel, including template 4, locating support in conjunction with shown in attached drawing 10 6, the locating support 6 is erected in template 4, further include the panel preform 2 being arranged between locating support 6 and template 4, It is the outer soft mode of the reinforcing rib of positioning support bar 8 and the hat being successively arranged from the inside to the outside, reinforcing rib preform 1, soft in reinforcing rib Mould 12;One end of the positioning support bar 8 is fixed on the inside top between positioning, and the top of the other end and the outer soft mode of reinforcing rib Portion's connection;The panel preform 2 is arranged in template 4, is equidistantly provided with several panels on the panel preform 2 Soft mode 10, the outer soft mode of the reinforcing rib, reinforcing rib preform 1, adjacent panel soft mode 10 is arranged in soft mode 12 in reinforcing rib On, and the sum of end height of soft mode 12 is soft less than or equal to panel in the outer soft mode of reinforcing rib, reinforcing rib preform 1, reinforcing rib The thickness of mould 10;The outer soft mode of the reinforcing rib includes the reinforcing rib shaping mould 7 of end soft mode 13 and U-shaped, the reinforcing rib molding The both ends of mould 7 are separately connected end soft mode 13.
As shown in figure 3, this mold is the mold for manufacturing Material Stiffened Panel 17, the structure of 6 planer-type of locating support, positioning It is positioned and is compressed by pin and screw between bracket 6 and template 4, and the positioning by being connected to 6 top of locating support 8 connection strengthening rib shaping mould 16 of support rod realizes the positioning to reinforcing rib shaping mould 16;Venthole is provided on frame 5;End The positioning datum of shaping mould 13 is identical as reinforcing rib shaping mould 16, periphery not made allowance;Shape reinforcing rib shaping mould is emitted using former Structure positions its position by locating support 6, and reinforcing rib shaping mould 16 and locating support 6 in the conversion process of entire product All in the state being connected and fixed.
Locating support 6 is welded using square steel or angle steel etc., with pin and screw positioning and is fixed on composable mold 3 4 edge of template (non-tight area);Location hole is set on locating support 6 with the fixed reinforcing rib shaping mould 16 of Jackstay type;Positioning support Bar 8 is solid metal bar to meet airtight requirement, and one end is fastened on locating support 6, and the other end is connected and fixed On reinforcing rib shaping mould 16, middle part needs milling flat in order to tighten.
Panel soft mode 10 is a block structure, determines the position of 2 hollow out of panel;It is adopted between position block and the template 4 of composable mold 3 It is adhesively fixed with double faced adhesive tape.
Further, as the preferred of different embodiments, the panel soft mode 10 is by two layers of Airpad sheet rubber and one layer Enhancing prepreg is prepared;In the reinforcing rib soft mode 12 by two layers of Airpad sheet rubber and the preparation of one layer of enhancing prepreg and At.
Further, as the preferred of different embodiments, as illustrated in figs. 5-7, the both sides of the edge of the reinforcing rib shaping mould 7 For inclined notch, and the notch of one end of end soft mode 13 and strengthening tendons shaping mould is seamlessly connected;The end soft mode 13 is by two Layer Airpad sheet rubber and one layer of enhancing prepreg are prepared.
Reinforcing rib shaping mould 7 is that net side structure is used without surplus, and after connecting with end soft mode 13, is entirely using the longevity It is not separated both in the life phase;Non-slip groove is arranged in 7 edge of reinforcing rib shaping mould, is overflowed in this slot naturally in the vulcanization of rubber, energy It is enough to be bonded as one securely with reinforcing rib shaping mould 7.
Further, as the preferred of different embodiments, as shown in figure 3, further include the frame 5 being arranged in below template 4, The two sides of the frame 5 pass through hound respectively and are fixedly connected with the bottom of template 4, and the top of frame 5 and template 4 are welded; The frame 5 is web plate shape framework.
The structure that frame 5 is combined with template 4 is composable mold 3, and each component of frame 5 is connected using tenon riveting or welding manner, The partition of surrounding with a thickness of 6mm ~ 10mm, and on partition be evenly equipped with ventilation hole to improve temperature uniformity and mitigate weight; With frame 5, using being welded and fixed, locating support 6 is arranged in the top of frame 5 in template 4.
Further, as the preferred of different embodiments, the frame 5 is metal material preparation, and the plate of frame 5 is thick Spending is 8 ~ 16mm, and thickness deviation δ≤1.5mm;The template 4 with a thickness of 10 ~ 20mm, thickness deviation δ≤2.0mm.
A method of manufacture emits shape Composite Material Stiffened Panel, comprising the following steps:
Step S101: preparing panel preform 2, the laying in template 4, and 5 layers of every laying needs encapsulated vacuum bag normal in room temperature Pressure applies vacuum preloading, and vacuum degree is required to reach -0.090MPa or more, and squeeze time reaches 15min or more;
Step S102: soft mode 12 in reinforcing rib, reinforcing rib preform 1, reinforcing rib outer soft mode, panel soft mode 10 are prepared respectively;
Step S103: combination installation;The positioning of panel preform 2 in step S101 is placed in template 4 first, then will Panel soft mode 10 is placed on panel preform 2, and then soft mode 12 in reinforcing rib is placed on panel soft mode 10;Successively will The outer soft mode of reinforcing rib preform 1, reinforcing rib is set in reinforcing rib on soft mode 12;Positioning support bar 8 is mounted on positioning branch On frame 6, locating support 6 is fixedly mounted in template 4, connect the other end of positioning support bar 8 with the outer soft mode of reinforcing rib;
Step S104: then encapsulated vacuum bag is completed part solidification in autoclave, is finally demoulded;The demoulding includes first going Except auxiliary material and thermocouple sensor, locating support 6 and positioning support bar 8 are then removed, successively removes panel soft mode 10 simultaneously Soft mode 12 in reinforcing rib is taken out, the outer soft mode of reinforcing rib is finally removed.
The finished product of Material Stiffened Panel 16 is obtained after demoulding, as depicted in figs. 1 and 2, is provided with finished product on the panel 161 of finished product Reinforcing rib 161.
Further, as shown in Figure 4-8, further comprising the steps of as the preferred of different embodiments:
Soft mode 12 in reinforcing rib are prepared using the first shaping mould 14 in the step S102;Added using the preparation of reinforcing rib laying mould 11 Strengthening tendons preform 1;Soft mode outside reinforcing rib is prepared using the second shaping mould 15;Panel soft mode 10 is prepared using molding locating piece 9; The reinforcing rib laying mould 11 is formpiston structure, and first shaping mould 14 and the second shaping mould 15 are respectively female mould structure.
Molding locating piece 9 is one group of metal block to match with the type face of panel soft mode 10, and its object is to form and make Locational space appropriate " is occupied " when making panel soft mode, so that panel soft mode 10 after molding is just formed hollow type structure naturally, such as Shown in Fig. 9.
Further, as the preferred of different embodiments, in the step S102 in reinforcing rib soft mode 12 preparation method For two layers of Airpad sheet rubber of paving in the die cavity of the first shaping mould 14 and one layer of enhancing prepreg, it is encapsulated in vacuum bag system In, then in solidification of hot-press tank sulfidization molding, and process conditions be 175 ~ 185 DEG C of temperature, 90 ~ 120min of time, pressure 0.40 ~ 0.75MPa, vacuum is kept in overall process;The preparation method of the outer soft mode of the reinforcing rib is that peace is positioned on the second shaping mould 15 Reinforcing rib shaping mould 7 is filled, two layers of Airpad sheet rubber of paving and one layer of enhancing preimpregnation at the edges at two ends of reinforcing rib shaping mould 7 Material, then encapsulated vacuum bag system, in solidification of hot-press tank sulfidization molding, process conditions be 175 ~ 185 DEG C of temperature, the time 90 ~ 120min, 0.40 ~ 0.75MPa of pressure, vacuum is kept in overall process;The preparation method of the panel soft mode 10 is that will form to determine Position block 9 is fixedly mounted in template 4, then two layers of Airpad rubber of paving in the template 4 between adjacent molding locating piece 9 Piece and one layer of enhancing prepreg, then encapsulated vacuum bag system, in solidification of hot-press tank sulfidization molding, process conditions be temperature 175 ~ 185 DEG C, 90 ~ 120min of time, 0.40 ~ 0.75MPa of pressure, overall process keep vacuum.
Further, as the preferred of different embodiments, the method for encapsulated vacuum bag is to seal in the step S104 Putty item is pasted in area, then successively places isolation film A4000, laying airfelt, laying vacuum bag film, then compresses vacuum bag film With putty item, mediates vacuum bag film and emit vacuum bag in shape reinforcing rib, place vacuum adapter.
The above is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, it is all according to According to technical spirit any simple modification to the above embodiments of the invention, equivalent variations, protection of the invention is each fallen within Within the scope of.

Claims (9)

1. a kind of manufacture emits the mold of shape Composite Material Stiffened Panel, which is characterized in that including template (4), locating support (6), The locating support (6) is erected on template (4), further include be arranged panel between locating support (6) and template (4) in advance at The reinforcing rib of type body (2), positioning support bar (8) and the hat being successively arranged from the inside to the outside outer soft mode, reinforcing rib preform (1), soft mode (12) in reinforcing rib;One end of the positioning support bar (8) is fixed on the inside top between positioning, and the other end It is connect with the top of soft mode outside reinforcing rib;The panel preform (2) is arranged on template (4), the panel preform (2) several panel soft modes (10) are equidistantly provided on, the outer soft mode of the reinforcing rib, reinforcing rib preform (1), in reinforcing rib Soft mode (12) is arranged on adjacent panel soft mode (10), and in the outer soft mode of reinforcing rib, reinforcing rib preform (1), reinforcing rib The sum of end height of soft mode (12) is less than or equal to the thickness of panel soft mode (10);The outer soft mode of the reinforcing rib includes end soft mode (13) and the reinforcing rib shaping mould (7) of U-shaped, the both ends of the reinforcing rib shaping mould (7) are separately connected end soft mode (13).
2. the mold that a kind of manufacture according to claim 1 emits shape Composite Material Stiffened Panel, which is characterized in that the face Plate soft mode (10) is prepared by two layers of Airpad sheet rubber and one layer of enhancing prepreg;Soft mode (12) is by two in the reinforcing rib Layer Airpad sheet rubber and one layer of enhancing prepreg are prepared.
3. the mold that a kind of manufacture according to claim 1 emits shape Composite Material Stiffened Panel, which is characterized in that described to add The both sides of the edge of strengthening tendons shaping mould (7) are inclined notch, and the notch of one end of end soft mode (13) and strengthening tendons shaping mould without Seam connection;The end soft mode (13) is prepared by two layers of Airpad sheet rubber and one layer of enhancing prepreg.
4. a kind of manufacture according to claim 1-3 emits the mold of shape Composite Material Stiffened Panel, feature exists In further including that frame (5) below template (4) is arranged, the two sides of the frame (5) pass through hound and template (4) respectively Bottom be fixedly connected, and the top of frame (5) and template (4) are welded;The frame (5) is web plate shape framework.
5. the mold that a kind of manufacture according to claim 4 emits shape Composite Material Stiffened Panel, which is characterized in that the frame Frame (5) is metal material preparation, and the plate thickness of frame (5) is 8 ~ 16mm, and thickness deviation δ≤1.5mm;The template (4) with a thickness of 10 ~ 20mm, thickness deviation δ≤2.0mm.
6. a kind of manufacture the method for emitting shape Composite Material Stiffened Panel, which is characterized in that mainly comprise the steps that
Step S101: preparing panel preform (2), and the laying on template (4), 5 layers of every laying needs encapsulated vacuum bag normal Apply vacuum preloading under normal temperature and pressure, and vacuum degree is required to reach -0.090MPa or more, squeeze time reaches 15min or more;
Step S102: soft mode in reinforcing rib (12), reinforcing rib preform (1), reinforcing rib outer soft mode, panel soft mode are prepared respectively (10);
Step S103: combination installation;Panel preform (2) positioning in step S101 is placed on template (4) first, so Panel soft mode (10) is placed on panel preform (2) afterwards, soft mode in reinforcing rib (12) is then placed on panel soft mode (10) on;Successively reinforcing rib preform (1), the outer soft mode of reinforcing rib are set on soft mode in reinforcing rib (12);By positioning branch Strut (8) is mounted on locating support (6), and locating support (6) is fixedly mounted on template (4), makes positioning support bar (8) The other end is connect with the outer soft mode of reinforcing rib;
Step S104: then encapsulated vacuum bag is completed part solidification in autoclave, is finally demoulded;The demoulding includes first going Except auxiliary material and thermocouple sensor, locating support (6) and positioning support bar (8) are then removed, panel soft mode is successively removed (10) and soft mode in reinforcing rib (12) are taken out, finally removes the outer soft mode of reinforcing rib.
7. the method that a kind of manufacture according to claim 6 emits shape Composite Material Stiffened Panel, which is characterized in that the step Soft mode in reinforcing rib (12) are prepared using the first shaping mould (14) in rapid S102;Reinforcing rib is prepared using reinforcing rib laying mould (11) Preform (1);The outer soft mode of reinforcing rib is prepared using the second shaping mould (15);Panel soft mode is prepared using molding locating piece (9) (10);The reinforcing rib laying mould (11) is formpiston structure, and first shaping mould (14) and the second shaping mould (15) are respectively Female mould structure.
8. the method that a kind of manufacture according to claim 7 emits shape Composite Material Stiffened Panel, which is characterized in that the step The preparation method of soft mode (12) is two layers of Airpad rubber of paving in the die cavity of the first shaping mould (14) in reinforcing rib in rapid S102 Film and one layer of enhancing prepreg, are encapsulated in vacuum bag system, then in solidification of hot-press tank sulfidization molding, and process conditions are 175 ~ 185 DEG C of temperature, 90 ~ 120min of time, 0.40 ~ 0.75MPa of pressure, overall process keep vacuum;Outside the reinforcing rib The preparation method of soft mode is the location and installation reinforcing rib shaping mould (7) on the second shaping mould (15), in reinforcing rib shaping mould (7) Two layers of Airpad sheet rubber of paving and one layer of enhancing prepreg at edges at two ends, then encapsulated vacuum bag system, solid in autoclave Change sulfidization molding, process conditions be 175 ~ 185 DEG C of temperature, 90 ~ 120min of time, 0.40 ~ 0.75MPa of pressure, overall process protect Hold vacuum;The preparation method of the panel soft mode (10) is that will form locating piece (9) to be fixedly mounted on template (4), then Two layers of Airpad sheet rubber of paving and one layer of enhancing prepreg in template (4) between adjacent molding locating piece (9), then Encapsulated vacuum bag system, in solidification of hot-press tank sulfidization molding, process conditions are 175 ~ 185 DEG C of temperature, 90 ~ 120min of time, pressure 0.40 ~ 0.75MPa of power, vacuum is kept in overall process.
9. the method that a kind of manufacture according to claim 6 emits shape Composite Material Stiffened Panel, which is characterized in that the step The method of encapsulated vacuum bag is to paste putty item in seal area in rapid S104, and it is ventilative then successively to place isolation film A4000, laying Felt, laying vacuum bag film, then compress vacuum bag film and putty item, mediate vacuum bag film and emit vacuum bag in shape reinforcing rib, pacify Put vacuum adapter.
CN201811112049.0A 2018-09-25 2018-09-25 Mould and method for manufacturing hat-shaped composite material reinforced wall plate Active CN109353026B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811112049.0A CN109353026B (en) 2018-09-25 2018-09-25 Mould and method for manufacturing hat-shaped composite material reinforced wall plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811112049.0A CN109353026B (en) 2018-09-25 2018-09-25 Mould and method for manufacturing hat-shaped composite material reinforced wall plate

Publications (2)

Publication Number Publication Date
CN109353026A true CN109353026A (en) 2019-02-19
CN109353026B CN109353026B (en) 2021-04-27

Family

ID=65351456

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811112049.0A Active CN109353026B (en) 2018-09-25 2018-09-25 Mould and method for manufacturing hat-shaped composite material reinforced wall plate

Country Status (1)

Country Link
CN (1) CN109353026B (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110271207A (en) * 2019-06-20 2019-09-24 江苏海鸥冷却塔股份有限公司 SMC is molded air duct die press method for producing twice
CN110497626A (en) * 2019-08-08 2019-11-26 江苏恒神股份有限公司 A kind of moulding manufacture method of PMI foam layer shape for hat rib reinforced composite material part
CN110588016A (en) * 2019-09-17 2019-12-20 成都飞机工业(集团)有限责任公司 Forming tool and forming method for composite material integrated joint
CN111421715A (en) * 2020-03-30 2020-07-17 成都飞机工业(集团)有限责任公司 Mold for sewing RFI liquid molding cap-shaped ribs and preparation method thereof
CN112223783A (en) * 2020-09-22 2021-01-15 肇庆市海特复合材料技术研究院 Forming die and preparation method of lower frame of composite material battery pack
CN112297467A (en) * 2020-10-10 2021-02-02 江西洪都航空工业集团有限责任公司 Process method for manufacturing hat-shaped stringer stiffened wall plate
CN112454761A (en) * 2020-10-22 2021-03-09 中国航空制造技术研究院 Forming die of hollow rubber die and preparation method thereof
CN112571815A (en) * 2020-10-29 2021-03-30 成都飞机工业(集团)有限责任公司 Rib positioning method of reinforced wall plate

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102139533A (en) * 2011-03-14 2011-08-03 沈阳飞机工业(集团)有限公司 Composite material omega truss and wallboard cocuring combined tool
CN202507454U (en) * 2012-03-27 2012-10-31 大连路阳科技开发有限公司 Special plastic compression molding product mold
CN103660311B (en) * 2013-11-29 2015-11-04 北京卫星制造厂 A kind of integral forming method of Varying-thickness complex configuration composite joint
CN105235237A (en) * 2015-11-18 2016-01-13 江西洪都航空工业集团有限责任公司 Molding technology and molding tool of composite material J-shaped stiffened wallboard
CN103963319B (en) * 2014-05-29 2016-06-15 上海飞机制造有限公司 A kind of matrix material adds prepreg/Resin Film Infusion curing molding method altogether of muscle wallboard
KR20190037653A (en) * 2017-09-29 2019-04-08 주식회사 티포엘 the tube type composite materials manufacture method with mold for direct supply of resin and blowing

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102139533A (en) * 2011-03-14 2011-08-03 沈阳飞机工业(集团)有限公司 Composite material omega truss and wallboard cocuring combined tool
CN202507454U (en) * 2012-03-27 2012-10-31 大连路阳科技开发有限公司 Special plastic compression molding product mold
CN103660311B (en) * 2013-11-29 2015-11-04 北京卫星制造厂 A kind of integral forming method of Varying-thickness complex configuration composite joint
CN103963319B (en) * 2014-05-29 2016-06-15 上海飞机制造有限公司 A kind of matrix material adds prepreg/Resin Film Infusion curing molding method altogether of muscle wallboard
CN105235237A (en) * 2015-11-18 2016-01-13 江西洪都航空工业集团有限责任公司 Molding technology and molding tool of composite material J-shaped stiffened wallboard
KR20190037653A (en) * 2017-09-29 2019-04-08 주식회사 티포엘 the tube type composite materials manufacture method with mold for direct supply of resin and blowing

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110271207A (en) * 2019-06-20 2019-09-24 江苏海鸥冷却塔股份有限公司 SMC is molded air duct die press method for producing twice
CN110497626A (en) * 2019-08-08 2019-11-26 江苏恒神股份有限公司 A kind of moulding manufacture method of PMI foam layer shape for hat rib reinforced composite material part
CN110588016A (en) * 2019-09-17 2019-12-20 成都飞机工业(集团)有限责任公司 Forming tool and forming method for composite material integrated joint
CN110588016B (en) * 2019-09-17 2022-05-06 成都飞机工业(集团)有限责任公司 Forming tool and forming method for composite material integrated joint
CN111421715A (en) * 2020-03-30 2020-07-17 成都飞机工业(集团)有限责任公司 Mold for sewing RFI liquid molding cap-shaped ribs and preparation method thereof
CN112223783A (en) * 2020-09-22 2021-01-15 肇庆市海特复合材料技术研究院 Forming die and preparation method of lower frame of composite material battery pack
CN112297467A (en) * 2020-10-10 2021-02-02 江西洪都航空工业集团有限责任公司 Process method for manufacturing hat-shaped stringer stiffened wall plate
CN112454761A (en) * 2020-10-22 2021-03-09 中国航空制造技术研究院 Forming die of hollow rubber die and preparation method thereof
CN112571815A (en) * 2020-10-29 2021-03-30 成都飞机工业(集团)有限责任公司 Rib positioning method of reinforced wall plate

Also Published As

Publication number Publication date
CN109353026B (en) 2021-04-27

Similar Documents

Publication Publication Date Title
CN109353026A (en) It is a kind of to manufacture the mold and method for emitting shape Composite Material Stiffened Panel
CN105235237A (en) Molding technology and molding tool of composite material J-shaped stiffened wallboard
CN107199714B (en) A kind of variable curvature Composite Material Stiffened Panel moulding technique of co-curing
CN106608056A (en) Method for molding phenolic panel honeycomb sandwich structural member
CN103341987A (en) Co-curing process for omega-stringer vertical and horizontal reinforcement composite integral wallboard
CN110193955B (en) Process forming method for composite outer wing of small and medium-sized unmanned aerial vehicle
CN106891548A (en) A kind of T-shaped Material Stiffened Panel forming frock of composite and forming method
CN104029397A (en) Preparation device of aircraft composite material fuselage wall panels and preparation method thereof
CN106626438A (en) Carbon fiber honeycomb core supporting structure and preparation method thereof
CN110843234A (en) Forming process method of unmanned aerial vehicle carbon fiber composite main beam
CN105109058A (en) Process for forming composite product through plastic film used for replacing large complex mold
US20210362825A1 (en) Composite material structure and manufacturing method of composite material structure
CN108891040A (en) A kind of small and medium size unmanned aerial vehicles composite horizontal empennage manufacturing method
CN206528102U (en) A kind of T-shaped Material Stiffened Panel forming frock of composite
CN107139514A (en) A kind of manufacture method of air bag aided composite Material Stiffened Panel
CN108943775A (en) A kind of mold of integration preparation drum orthogonal stiffeners Composite Panels
CN105082661A (en) Method for whole forming of aluminum honeycomb sandwich structure of carbon panel
CN103465480B (en) Forming method of resin matrix composite reinforcing ribs
CN108749025B (en) Method for manufacturing U-shaped composite material integrated reinforced component
CN110181835A (en) A kind of variable cross-section double tapered aramid fiber honeycomb sandwich construction forming method
JP6025841B2 (en) Masterless layup mandrel tool
CN106738504B (en) A kind of preparation method for the composite material Z-pin enhancing equal pressing plate of reinforcement sheet metal forming
CN106926479B (en) A kind of more beam box section co-curing forming frocks of composite material
CN104875398A (en) Manufacturing method of large-curvature sandwich structure special-shaped part made of composite material
CN107160709A (en) The method and rudder face of a kind of composite liquid shaping ultra light aircraft rudder face

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
GR01 Patent grant
GR01 Patent grant